JP4212026B2 - Portable round handle rotation device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a handle rotation device that is used less frequently and is used to operate a large round handle.
[0002]
[Prior art]
Conventionally, this type of handle is rarely used, so even if it is large, it has not been automated.If the automatic control device is not used for a long period of time, it will not be confirmed whether it will operate during the next operation. Maintenance inspection costs increase when inspections are performed, so large-diameter piping valves, hoisting devices, manhole covers that do not go in and out frequently, entrances and exits of management buildings with few entrances and exits, hatches, small irrigation water intake gates, etc. For example, the manual type large round handle with few failures is employed in, for example, an inspection door of a nuclear power plant, a radioactive material storage warehouse, etc., which are used only once or twice.
Because this type of handle is large, it requires a considerable amount of force when manpowered, and uses a speed reduction mechanism and fine screw pitch so that it can be operated even with a small force. Therefore, this time the operation time is extended, and in any case, considerable labor and time are spent on the operator.
[0003]
[Problems to be solved by the invention]
Therefore, the present invention uses a device that can be easily carried for the operation of the round handle as described above to reduce work labor and time, and is assumed to be a radioactive material management building of a nuclear power plant and a radioactive region of a nuclear power plant. However, we will provide the market with essential equipment that can reduce the exposure dose.
[0004]
[Means for Solving the Problems]
In order to achieve the above object, the present invention drives the main body frame, an attaching / detaching device for attaching / detaching the main frame to the round handle to be operated, the main body frame and the round handle relatively in the circumferential direction of the round handle. Consisting of a drive unit,
A main body handle protrudes and is fixed to the main body frame.
The attaching / detaching device is formed so that the outer peripheral portion of the round handle to be operated can be held and separated by a fixed guide roller with a groove positioned on the main body frame and a movable guide roller with a groove movable relative to the fixed guide roller. ,
The drive device includes a friction type drive roller capable of being pressed against one of the outer peripheral portion of the round handle, one side, and the outer peripheral surface when the round handle to operate the main body frame is held. A portable round handle rotating device characterized in that a rotary motor mounted on a main body frame is coupled to a drive shaft with or without a speed reducer.
[0005]
In order to achieve the above object, the friction type drive roller of the portable round handle rotating device is formed of an elastic body made of a pneumatic tire, a thick elastic body, or a sponge body. .
[0006]
In order to achieve the above object, the movable round handle rotating device can be held and detached by the attachment / detachment device when the movable guide roller with a groove is attached to a main body frame or a fixed arm bar fixed thereto. The fixed arm bar and the movable arm bar have different dimensions between the grooved fixed guide roller and the grooved movable guide roller at any position. The main body frame is further provided with a pressing roller that is in contact with the other surface of the round handle and that holds the round handle in cooperation with the drive roller. It is preferable that the pressing roller is provided so as to be close to, away from, and fixed to the driving roller by a driving device.
[0007]
Further, in order to achieve the above object, the second rotary motor is coupled to the pressing roller shaft of the portable round handle rotating device with or without a speed reducer. There is also.
[0008]
In order to achieve the above object, the rotary motor of the portable round handle rotating device is an air motor, the linear drive device is an air cylinder device, and the main body frame has the air motor and the air motor. A necessary number of air lines for supplying air to the air cylinder device and various control valves for controlling them are provided. The supply end of the air line is provided on the main body frame or the outer surface of the cover. It is preferable that a handle bar for supporting the main body is provided so as to protrude in the driving roller axial direction.
[0009]
In order to achieve the above object, the direction of the rotation shaft of the friction drive roller of the portable round handle rotation device is parallel to the axis of the grooved fixed guide roller and the grooved movable guide roller, It is in contact with the outer peripheral surface of the round handle,
The attachment / detachment device is provided with a grooved fixed guide roller that is fixed to the friction type driving roller and the main body frame, a grooved movable guide roller at the tip of the movable arm bar, and the fixed In some cases, the arm bar and the movable arm bar are equipped with a clamp device in which the dimension between the grooved fixed guide roller and the grooved movable guide roller is changed at an arbitrary position.
[0010]
In order to achieve the above object, the rotary motor of the portable round handle rotating device is an electric motor, and the linear drive device is a feed screw rod mechanism. The screw rod is a second rotating electric motor. In some cases, the driving mechanism is characterized by being a driving mechanism.
[0011]
In order to achieve the above-mentioned object, the fixed arm bar and the movable arm bar of the portable round handle rotating device are connected by one of a slide type and an articulated link type, and a fixed guide roller with a groove and a movable with a groove are connected. In some cases, the dimension between the guide rollers can be changed.
[0012]
Further, in order to achieve the above-mentioned problem, an air motor, a prime mover comprising an internal combustion engine that drives the air motor, and a secondary side of the air motor, In some cases, a connection hose that can be connected to the supply end of the air line of the main body frame is provided.
[0013]
[Effects of the Invention]
According to the first aspect of the present invention, since it is configured as described above, when using this device, the device is brought in the vicinity of the round handle to be operated and is movable with an arm bar groove provided in the main body frame. The guide roller grooved fixed guide roller is moved away from the diameter of the round handle to be operated, the fixed roller is fitted on the outer periphery of the round handle, the grooved movable guide roller is moved to the grooved fixed guide roller side, and the round handle is firmly It is fixed by the clamping device as the position of holding.
If it does in this way, a drive roller will press-contact to the single side | surface of a round handle, or an outer peripheral surface.
[0014]
Therefore, when the operator manually fixes the main body handle of the main body frame or the main body handle portion to the anchor with a rope or the like and rotates the drive motor in a desired direction, the drive motor is in frictional contact with the round handle. Thus, the round handle rotates around its axis while being supported by the grooved fixed guide roller and the grooved movable guide roller, and the handle can be rotated.
These operations are only operations for attaching / detaching the device to / from the round handle, and after that, only the main body frame is fixed and the operation of the air line switching valve is performed.
The drive motor is preferably one that can rotate in the forward and reverse directions. However, in the case of a one-way rotation motor, if the round handle is to be rotated in the opposite direction, the device itself is reversed and attached to the round handle.
[0015]
When removing this device from the round handle, stop the rotary motor, release the clamping device, and then separate the grooved movable guide roller from the grooved fixed guide roller again to release the holding state, The device of the present invention is removed from the round handle to be operated.
[0016]
In the second aspect of the present invention, the driving roller is a friction type elastic roller as described above, and when this is pressed against the round handle surface, the surface deforms following the shape of the outer surface of the round handle, The round handle makes contact with a large area, and even while the drive roller rolls on the surface of the round handle, the drive roller deforms sequentially following the round handle surface with some irregularities, and during the pre-rotation time Provide sufficient rotational force to the round handle.
[0017]
In the third aspect of the invention, since the configuration is as described above, in addition to the action of the first aspect of the invention, first, the pressing roller is separated from the driving roller by the linear driving device, and the grooved movable guide roller is provided. Move the clamping device, extend the movable arm bar, fit each grooved fixed guide roller and grooved movable guide roller of the round handle into the round handle, press the grooved movable guide roller against the round handle, and clamp again Tighten and secure the device.
Next, the pressing roller is returned by the linear driving device, the round handle is clamped by the driving roller, and the driving roller is securely brought into pressure contact with one side of the round handle.
In this way, the driving roller is reliably brought into pressure contact with the round handle surface, and this driving force is given as the rotational force of the mesh handle.
[0018]
In the invention according to claim 4, since the rotary roller is also provided on the pressing roller shaft, the round handle can be rotated with a large driving force in combination with the driving roller.
In the fifth aspect of the invention, since the configuration is as described above, both the rotation of the drive roller and the drive of the linear drive device are operated by a pressure air source, and a control valve for operating these is provided in the main body frame. And the supply end of the air line is provided on the outer surface of the main body frame, and the main body frame is provided with a main body handle that protrudes outward. After that, it is possible to move the press roller, stop the rotation of the drive roller, and so on only by operating various switching valves and control valves, and the power source itself is not built into the main unit frame, so the device The whole is lightweight.
In the invention described in claim 6, since the configuration is as described above, there is no pressing roller as in the invention described in claim 4. Therefore, there is no pressing roller operation. If this device is attached to the round handle by simply moving the movable arm bar, the drive roller is pressed against the outer peripheral surface of the round handle.
[0019]
In the invention described in claim 7, since it is configured as described above, it is all electrically operated. Therefore, if power is turned on, the same effect as in the invention described in claims 1, 2, 3, and 5 is achieved. .
In the invention according to claim 8, since the configuration is as described above, the adjustment of the position of the movable arm bar with respect to the fixed arm bar is easy, the structure is simplified, and the weight is not increased so much.
[0020]
According to a ninth aspect of the present invention, a carriage separate from the main body frame is provided with an air motor, a prime mover composed of an internal combustion engine for driving the air motor, and a supply end of the secondary side of the air pump and the pipeline of the main body frame. Since a device equipped with a connection hose that can be connected to is added, it can be used in any irrigation sluice gate or outdoor facility that does not have a pressure air source nearby.
[0021]
DETAILED DESCRIPTION OF THE INVENTION
Embodiment 1
It is shown in FIG.1 and FIG.3, The invention of Claim 1 thru | or 5 and 7 is included.
In the figure, a main body frame 10 and an attaching / detaching device 20 that attaches / detaches to / from a round handle H to be operated, and a main body frame 10 and a driving device 40 that relatively drives the round handle H in the circumferential direction of the round handle H. Become.
The attachment / detachment device 20 includes a pair of left and right grooved fixed guide rollers 21 that can be engaged with the outer periphery of the round handle H to be operated, and a grooved movable guide roller 22 that can be fixedly moved relative to the grooved fixed guide rollers 21. At least one main machine casing 10 is provided.
In the illustrated example, a movable arm bar whose base portion extends substantially in the diameter direction of the round handle H and extends in the length direction of the fixed arm bar 23 fixed to the main body frame 10. 24 is slidable in the length direction and can be fixed at an arbitrary position, and the movable guide roller 22 with the groove is provided at the tip of the movable arm bar 24.
The movable guide roller 22 is fixed in position with respect to the movable arm bar 24 and is movable with respect to the fixed arm bar 23. Although the number of the movable guide rollers 22 may be one, it is more stable if they are provided symmetrically.
[0022]
More specifically, the sliding fixing structure of the fixed arm bar 23 and the movable arm bar 24 will be described in detail. A long hole 25 extending in the length direction of the fixed arm bar 23 penetrates in the transverse direction of the fixed arm bar 23 and is 2 A set screw 26a and 26b penetrating therethrough is screwed into screw holes 27a and 27b provided in the movable arm bar 24, and the set screws 26a and 26b are clamping devices.
The screw holes 27a and 27b are provided at about 4 to 10 at regular intervals in the length direction of the movable arm bar 24, and correspond to the diameter of the round handle H to be operated. The interval can be roughly adjusted in advance (see FIG. 3).
Further, sliding of the movable arm bar 24 can be performed by manually operating the set screws 26a and 26b by loosening the screw handles 27c and 27d, or as shown in FIG. In some cases, the first air cylinder device 28 provided between the movable arm bar 24 and the movable arm bar 24 is operated.
[0023]
In the drive device 40, a drive roller 41 that can come into contact with one surface of the round handle H is rotatably provided in the main body frame 10. The drive roller 41 is a drive shaft having a radial axis of the round handle H. 42 is supported by the main body frame 10, and an air motor 43a, which is a kind of rotary motor, is coupled to the drive shaft 42 via a speed reducer 44. The main body frame 10 is further provided with a round handle H. A pressing roller 45 that is in contact with the other surface and clamps the round handle H in cooperation with the driving roller 41 is rotatable, and is provided so as to be able to move toward and away from the driving roller 41 and to be fixed. The surface layer of the pressing roller 45 is formed by an elastic body 46 made of a thick rubber or synthetic resin molded product. Of course, a tire having a tube inside is also included. In short, if the round handle H is sandwiched, it will follow the surface shape of the round handle H sufficiently, and if it has the rigidity and strength that gives sufficient rotational force to the round handle H by frictional force, its structure and material There is no particular limitation. It should be as hard and strong as a normal motorcycle tire.
The speed reducer 44 described above is not particularly required in the type in which the air rotation motor 43a itself can change the rotation speed.
[0024]
A bearing portion 47 of the pressing roller 45 is perpendicular to the drive shaft 42, and is pivotally attached to the main body frame 10 by a pivot 48 in the circumferential direction of the round handle H. A second air cylinder device 49 is provided between them, and the bearing portion 47 is rotated so that the pressing roller 45 can approach and separate from the driving roller 41 and can be fixed at an arbitrary position.
[0025]
The main body frame 10 is supplied with pressure air to the air motor 43a and the first air line 13 for supplying pressure air to the first and second air cylinder devices 28 and 49, and to the air motor 43a and the second air cylinder devices 28 and 49. A switching valve for switching, other rotation valves for the air motor 43a, rotation direction switching, rotation speed control, supply to the second air cylinder device 49, various control valves such as exhaust and intake / exhaust stop, are necessary and sufficient. It is provided.
The pressurized air supply end 17 of the first pipeline 13 is exposed on the outer surface of the cover 11 of the main body frame 10 (see FIG. 10).
[0026]
Operation of Embodiment 1
In order to use this device, the device is carried in the vicinity of the round handle H to be operated, and a pressure air source is connected to the pressure air supply end 17 by a suitable hose 18.
Next, the set screws 26a and 26b, which are clamping devices, are loosened. The various switching valves and control valves are operated, and the movable arm bar 24 is slid with respect to the fixed arm bar by the first air cylinder device 28, and the interval between the grooved fixed guide roller 21 and the grooved movable guide roller 22 is increased. The diameter is larger than the diameter of the round handle H to be operated. When the first air cylinder device 28 is not equipped, the position of the grooved movable guide roller 22 is adjusted by holding a screw handle 27c or 27d integral with the set screws 26a and 26b.
[0027]
Thus, when the main body handle 12 is held and the grooved fixed guide roller 21 is brought into contact with the outer peripheral portion of the round handle H, the drive roller 21 comes into pressure contact with one side of the round handle H. In this state, the grooved movable guide roller 22 is manually moved by holding the first air cylinder device 27 or the loosened screw handle 27c or 27d, and the movable guide roller 22 is also fitted into the outer peripheral surface of the round handle H. The movable arm bar 24 is fixed to the fixed arm bar 23 by the set screws 26a and 26b, and the apparatus is fixed to the round handle H.
Next, the air motor 43a is stopped and operated by the various switching valves 14, 14a, 15 and 15a, and the air motor 43a is switched to the desired direction by the switching valves 14 and 15, and the operator firmly holds the main body handle 12. Or the main body handle 12 is secured to a suitable anchor member by a rope (not shown) (see FIG. 7).
Next, the air motor 43a is started by this start / stop switching valve. The driving roller 41 is rotated by the rotation of the air motor 43a, and the round handle H that is in contact with the elastic body 46 is rotated in a desired direction.
When the circular handle H is rotated in the reverse direction, the air motor 43a is rotated in the reverse direction. When the work is completed, remove the device of the present invention by reversing the procedure.
[0028]
Embodiment 2
As shown in FIGS. 4 to 7, the second embodiment is different from the first embodiment in that a second air motor 43 b is provided on the rotating shaft of the pressing roller 45, and this bearing portion 47 is rounded on the main body frame 10. A pair of left and right guide bars 50 provided parallel to the axis of the handle H are slid (see FIGS. 6 and 7), and the pressing roller 45 can be brought into contact with and separated from the driving roller. 2 is driven by the air cylinder device 49, and the pressing roller 45 is sufficiently pressed on one side of the round handle H, so that the round handle H is clamped from both sides in cooperation with the driving roller so that a sufficient frictional force can be obtained. It is. When the pressing roller 45 does not include the air motor 43b, the same embodiment as that of the first embodiment is provided.
[0029]
In the second embodiment, the second air cylinder device 49 can also be fitted and fixed to the upper end portion of the guide rod 50, and if necessary, the presser roller 45 and the second air motor 43b. Both the second air cylinder device 49 and the second air cylinder device 49 are detachably attached to the guide rod 50 so as to be easily disassembled during transportation or storage and not bulky during storage.
[0030]
4 to 6, the guide bar 50 extends vertically from the main body frame 10, and the lower guide bar 50 has a drive bearing portion 47 that supports the drive shaft 42 of the drive roller 41 vertically. It is equipped with a slightly adjustable position, and the device can be adjusted according to the thickness of the round handle H.
[0031]
In the second embodiment, the structure of the connecting portion of the fixed arm bar 23 and the movable arm bar 24 is substantially the same as that of the first embodiment.
The coupling structure of the fixed arm bar 23 and the movable arm bar 24 is not limited to the above structure as long as both can move relatively in the length direction and can be fixed at an arbitrary position.
Further, the ends of the pair of movable arm bars 24 are connected by a common connecting pin 51 so that the fixed guide rollers 21 with grooves and the movable guide rollers 22 with grooves are not easily detached from the round handle H attached. .
[0032]
The air line 13 mounted on the main body frame 10 of the second embodiment will be specifically described based on FIG.
In FIG. 10, the supply end 17 of the main body frame 10 is connected to a pressure air source by an air hose 18.
A main switching valve 14 and a forward / reverse rotation switching valve 15 are connected in series to the air motors 43a and 43b in the main pipe 13a of the air line 13 in the main body frame 10. The main switching valve 14 is a valve that supplies air to the air motor 43a and switches between exhaust and stop at three positions. The forward / reverse switching valve 15 is a valve for rotating the air motor 43a forward and backward with the air supplied from the main switching valve 14, and in FIG. 10, the air motor 43b for driving the presser roller 45 is replaced with the air motor 43a. Are provided in parallel to the air line 13a.
[0033]
The air line 13 is provided with first and second sub pipes 13b and 13c branched from the main pipe 13a, and the first sub pipe 13b is provided with a forward / reverse command switching valve 15a for the air motor 43a, By switching this manually, the forward / reverse switching valve 15 is switched to a desired position.
The second sub-pipe 13 c is provided with a main switching command switching valve 14 a for operating the main switching valve, and the secondary side is connected in parallel with the operating portion of the main switching valve 14 and the second air cylinder device 49.
[0034]
Operation of Embodiment 2
Since the apparatus of this embodiment is generally large in size, when the apparatus is carried to the work site, as shown in FIG. Then, the pressing roller 45 and the second air motor 43b and the second air cylinder device 49, which are disassembled with them, are carried into the site in a disassembled state, and the main body frame 10 is first held by the round handle H. At this time, according to the diameter of the round handle H, the movable arm bar 24 is slid or moved with respect to the fixed arm bar 23 to adjust the effective length of the movable arm bar 24 and fixed as described above. .
[0035]
Next, the pressing roller 45 and the second air motor 43 b are inserted into the guide rod 50. Further, the second air cylinder device 49 is inserted into the guide rod 50, and the second air cylinder device 49 is firmly fixed to the guide rod 50 so that the piston portion presses the bearing portion 47 of the pressing roller 45.
In this way, pressurized air is sent to the second air cylinder device 49, and the round handle H is sandwiched from above and below by the drive roller 41 and the presser roller 45.
Thus, both the air motor 43 and the second air motor 43b are actuated to rotate the round handle in a desired direction by the friction force of the round handle H and these.
Since other operations are almost the same as those of the first embodiment, description thereof is omitted.
[0036]
Next, the operation of each switching valve will be described. All switching valves are first closed.
A pressure air source, that is, an air tank 73 is connected to the supply end 17 by an air hose 18. Next, when the apparatus of the present invention is attached to the round handle H to be operated and the main switching command valve 14a is manually switched to the air supply side, the second air cylinder device 49 is operated on the secondary side, and the press roller 45 is in pressure contact with the round handle H and firmly holds the round handle H together with the drive roller 41.
At the same time, air is also sent to the main switching valve 14 to actuate it to a position where air is supplied, but the air motors 43a and 43b remain stopped because the position is closed again by the forward / reverse switching valve 15.
[0037]
Next, when the forward / reverse command switching valve 15a is manually switched to the forward rotation command position or the reverse rotation command position, the forward / reverse switching valve 15 is moved to the corresponding position by the air pressure on the secondary side, and the pressure air is transferred to the main switching valve 14 Then, the air motors 43a and 43b are rotated in the target direction through the forward / reverse switching valve 15, respectively.
When stopping the air motors 43a and 43b, the forward / reverse command switching valve 15a is set to the neutral position to shut off the pressurized air. When reversing with these air motors 43a and 43b, the forward / reverse command switching valve 15a is manually changed to the reverse position.
When the presser roller 45 is moved away from the round handle H, after the air motors 43a and 43b are stopped, the air in the second air cylinder 49 is drawn out by the main switching command valve 14a and at the same time the air in each air motor 43a, 43b. The device of the present invention is removed from the round handle H.
[0038]
When the first air cylinder device for moving the movable arm bar 24 is provided, the first cylinder device forward / reverse switching valve 14b and the first air cylinder 28 with respect to the second air cylinder device 49 and the auxiliary air line 13c are provided. May be connected. The structure of the first cylinder device forward / reverse switching valve 14b is preferably substantially the same as that of the main switching command valve 14a in terms of component management.
[0039]
Embodiment 3
FIG. 7 and FIG. 8 show an embodiment of the invention as set forth in claim 6.
The difference from the first embodiment is that the axial direction of the driving roller 41a is parallel to the axial lines of the grooved fixed guide roller 21 and the grooved movable guide roller 22, and the driving roller 41a is an outer peripheral surface of the round handle H. It is possible to contact
Further, the pressing roller 45 and the second air cylinder device 49 for moving the pressing roller 45 toward and away from the driving roller 41a are not provided.
However, this embodiment 3 does not prevent the provision of two or more drive rollers 41a.
[0040]
Operation of Embodiment 3
In this embodiment, the grooved movable guide roller 22 is separated by the grooved fixed guide roller, and is attached to the round handle H with the main body handle 13, and the grooved movable guide roller is drawn again to move the movable arm bar 24. If the root screw 31 is fixed, the driving roller 41 a comes into pressure contact with the outer peripheral surface of the round handle H. The rear drive roller 41a is rotated by an air motor as in the other embodiments. In addition, it carries out with an air motor similarly to the said embodiment. Other operations are the same as those in the first embodiment.
Other components are the same as those in the first embodiment, and perform the same operation.
If there are two or more drive rollers 41a, the force for driving the round handle H is improved accordingly.
[0041]
Embodiment 4
The difference from the third embodiment is that the drive motor is an electric rotary motor, and the rest of the configuration is completely the same (not shown). 1 to 7, the air motor 43a or 43a and 43b are all replaced with electric motors. Further, instead of the second air cylinder device 49, a feed screw mechanism or a screw press mechanism comprising a feed screw rod and a female screw screwed to the feed screw rod is provided (not shown).
Operation of Embodiment 4
In these Embodiments 3 and 4, since electric power can be used as motive energy, this apparatus can be used only by turning on the power of the motor as the motive power source in a place where the electric power source can be used.
[0042]
Embodiment 5
FIG. 11 shows an embodiment according to claim 9. In the invention apparatus according to any one of claims 1 to 3, and 5 to 7, that is, as a power source, an air pump 71, a prime mover 72 including an internal combustion engine that drives the air pump 71, and an air tank 73 are mounted on a separate carriage 70. The air tank 73 includes a connection hose 18 that can be connected to the supply end 17 of the air line 13 of the main body frame 10.
Operation of Embodiment 5
This embodiment is used together with the apparatus of the first or second embodiment. In this embodiment, when operating the round handle H where there is no air pipe facility, the operation after connecting this device to the first or second embodiment with the connection hose 18 is the same as that of the first or second embodiment. Since it is the same, repeated description is omitted.
[0043]
【The invention's effect】
In the invention according to claim 1, which is the specific invention configured and acting as described above,
Since this device is mounted on the round handle so that it can be held and separated, it is easy to install and disengage, and the drive roller is securely rotated by the friction type drive roller for easy operation. In this way, the labor and time of the operator can be reduced efficiently.
[0044]
In the invention of claim 2, since the friction type drive roller is formed of an elastic body made of a pneumatic tire, a thick elastic body, or a sponge body, the display of the manufacturing company or the round handle is displayed on the surface of the round handle. Even if there are irregularities that make it easy to grasp, the driving roller of the elastic body is gradually familiar with these irregularities, and the rotational force is reliably transmitted to the round handle to the driving roller and rotated in the required direction.
[0045]
The effect of the invention according to claim 3 is not limited to the effect of the invention according to claim 1 or 2, and the fixed arm bar is slidable and can be fixed at an arbitrary position by a clamping device. If this is fixed, it will not move steadily, and the round handle will be securely clamped by the pressing roller and the drive roller, and the contact pressure of the drive roller against the round handle will not drop even while the drive roller is being driven. Gives a round handle rotational force.
Also, since the approaching and separating of the pressing roller is beaten by the above-described configuration, the operation can be performed simply by operating various control valves exposed on the outer surface of the cover of the main body frame.
According to the fourth aspect of the invention, since the pressing roller is also driven, the round handle H is driven on both sides thereof, and a stronger driving force can be obtained.
[0046]
The effect of the invention according to claim 5 is in addition to the effect of the invention according to claim 1 or 2, and since it has the above-described configuration, the pressing roller and the driving device for rotating the roller become unnecessary, and the whole device The structure is simplified, lighter and easier to handle.
[0047]
The effect of the invention described in claim 6 is that the rotary motor that achieves the effect of the invention described in claim 1 or 2 may be either an air motor or an electric motor, and the pressing roller is rotated using a linear drive device. Therefore, the structure is simple, and when the pressing roller is brought close to the driving roller, the contact pressure between the driving roller and the round handle is reliably maintained.
[0048]
The effect of the invention described in claim 7 is that the effect of the invention described in claim 1 or 2 is obviously obtained, and a necessary number of various control valves are provided, and the supply end of the air line is the main body frame or cover. Since it is provided on the outer surface, operation of the drive motor and other drive sources can be performed almost at the hand of the main body frame and is easy to handle.
[0049]
The effect of the invention of claim 8 is that the effect of the invention of claim 1 or 2 is naturally obtained, the rotary motor is an electric motor, and the linear drive device is a feed screw rod mechanism. Is driven by the second rotary electric motor, so that it is sufficient to supply power as an operating energy source and it is easy to handle.
[0050]
The effect of the invention of claim 9 is that of the effect of the invention of claim 1 or 2, and a prime mover comprising an air pump and an internal combustion engine for driving the carriage separately from the main body frame. Since it has a connecting hose that can be connected to the supply source of the secondary side of the air pump and the main body frame, it has a round handle for opening and closing the sluice gate of an irrigation facility without a pressure air line or power line, and other warehouses It can also be used in medium-sized ships.
[Brief description of the drawings]
FIG. 1 is a side view including a mechanism diagram of a first embodiment.
FIG. 2 is a plan view of FIG.
FIG. 3 is a cross-sectional plan view of a coupling portion between a fixed arm bar and a movable arm bar.
FIG. 4 is a side view showing the mechanism diagram of the second embodiment.
FIG. 5 is a plan view of FIG. 4;
FIG. 6 is an exploded schematic side view of the second embodiment.
7 is a front view of a drive roller portion when the second embodiment is assembled. FIG.
FIG. 8 is a side view including the mechanism diagram of the third embodiment.
9 is a plan view of FIG. 8. FIG.
FIG. 10 is a system diagram showing the relationship between various valves of an air line, an air pump, and an air cylinder installed in a main body frame part.
FIG. 11 is a schematic side view of a mobile air source device separate from the main body frame of the embodiment.
[Lightness of sign]
10 Machine frame
11 Body cover
12 Body handle
13 Air line
13a Main pipe
13b 1st auxiliary pipe
13c Second secondary pipe
14 Main switching valve
14a Main switching command switching valve
15 Forward / reverse switching valve
15a Forward / reverse command valve
17 Supply end
18 Air hose
20 Detachment device
21 Fixed guide roller with groove
22 Movable guide roller with groove
23 Fixed arm stick
24 Movable arm stick
25 long hole
26a, 26b Set screw
27a, 27b Screw hole
27c, 27d Screw handle
28 First air cylinder device
40 Drive unit
41 Drive roller
42 Drive shaft
43 Drive motor
43a Air motor
44 Reducer
70 bogie
71 Air pump
72 Internal combustion engine
73 Air tank
74 Bogie Air Line

Claims (9)

A main body frame and an attaching / detaching device for attaching and detaching the round handle to be operated; a main body frame and a driving device for driving the round handle relatively in the circumferential direction of the round handle;
A main body handle protrudes and is fixed to the main body frame.
The attaching / detaching device is formed so that the outer peripheral portion of the round handle to be operated can be held and separated by a fixed guide roller with a groove positioned on the main body frame and a movable guide roller with a groove movable relative to the fixed guide roller. ,
A friction type driving roller capable of being in pressure contact with at least one of one side, both sides, and the outer peripheral surface of the outer peripheral portion of the circular handle when the driving device holds a round handle for operating the main body frame; A portable round handle rotating device characterized in that a rotating motor mounted on a main body frame is coupled to the drive shaft with or without a speed reducer. 2. The portable round handle rotating apparatus according to claim 1, wherein the friction type driving roller is formed of an elastic body made of a pneumatic tire, a thick elastic body, or a sponge body. The holding and separating of the detachable device is configured such that the movable guide roller with a groove is provided at the tip of a movable arm bar that moves relative to a main body frame or a fixed arm bar fixed to the main body frame, The fixed arm bar and the movable arm bar are equipped with a clamp device for changing and fixing the dimension between the grooved fixed guide roller and the grooved movable guide roller at an arbitrary position. A pressing roller that is in contact with the other surface of the round handle and cooperates with the drive roller to sandwich the round handle is rotatably provided. The portable round handle rotating device according to claim 1, wherein the rotating device is configured to be provided on the portable circular handle rotating device. 4. The portable round handle rotation device according to claim 1, wherein a second rotary motor is also coupled to the pressing roller shaft via a speed reducer or not. The rotary motor is an air motor, the linear drive device is an air cylinder device, and the main body frame includes the air motor, an air line for supplying air to the air cylinder device, and various control valves for controlling them. The supply end of the air line is provided on the main body frame or the outer surface of the cover, and a handle bar for supporting the main body is provided on the main body frame so as to protrude in the driving roller axial direction. The portable round handle rotation device according to claim 1, 2, 3, or 4. The direction of the rotating shaft of the friction type driving roller is a direction parallel to the axis of the grooved fixed guide roller and the grooved movable guide roller, and is in contact with the outer peripheral surface of the round handle,
The attachment / detachment device includes a grooved fixed guide roller that is fixed to the friction type driving roller and the main body frame, a grooved movable guide roller at a tip of the movable arm bar, and the fixed fixing roller. The arm bar and the movable arm bar are equipped with a clamping device in which a dimension between the grooved fixed guide roller and the grooved movable guide roller is changed at an arbitrary position. The portable round handle rotation device according to 3, 4 or 5. The rotary motor is an electric motor, and the linear drive device is a feed screw rod mechanism, and the screw rod is driven by a second rotary electric motor. 4. The portable round handle rotation device according to 4, 5 or 6. 2. The fixed arm bar and the movable arm bar are connected by one of a slide type and a joint link type so that the dimension between the grooved fixed guide roller and the grooved movable guide roller can be changed. The portable round handle rotation device according to 2, 3, 4, 5, 6 or 7. A carriage separate from the main body frame includes an air motor, a prime mover comprising an internal combustion engine that drives the air motor, and a connection hose that can be connected to the secondary side of the air motor and the supply end of the air line of the main body frame. The portable round handle rotation device according to claim 5 or 8, wherein

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