JP5244689B2 - Hose winding device and hose winding shaft structure - Google Patents

Description

  The present invention relates to a hose winding device and a hose winding shaft structure for winding a hose such as a fire hose or a drain hose.

  Conventionally, for example, a hose winding device for winding a hose such as a fire hose or a drainage hose has been used (see, for example, Patent Document 1). A conventional hose winding device includes an apparatus main body, and the apparatus main body includes a substantially inverted U-shaped main frame extending vertically, a pair of inclined frames extending obliquely downward from an upper end portion of the main frame, a main frame and a pair And a pair of connecting frames that connect the lower ends of the inclined frames to each other. A winding metal fitting is rotatably supported on one inclined frame, and a pair of pins is provided on the winding metal fitting. Further, one inclined frame is provided with a rotation operation handle and a drive transmission mechanism for transmitting rotation of the rotation operation handle to the winding metal fitting. Furthermore, a plurality of wheels for movably supporting the apparatus main body are provided at the lower end of the apparatus main body.

  In this hose winding device, the hose is wound as follows. After hooking one end of the hose (connection fitting) between the pair of pins, the rotation operation handle is rotated in a predetermined direction while moving the apparatus main body in the direction in which the hose extends. When rotating in this way, the rotation of the rotation operation handle is transmitted to the winding metal fitting, whereby the winding metal fitting is rotated in a predetermined direction, and the hose is wound around the pair of pins.

Japanese Patent Laid-Open No. 6-171834

  However, the conventional hose winding device as described above has the following problems. Since the hose is wound around the pair of pins while moving the apparatus main body in the extending direction of the hose, the hose is wound in a state where the winding tension does not act on the hose. Therefore, the hose cannot be tightly wound, and there is a risk that the roll will collapse. Moreover, since the one end part of a hose is only hooked between a pair of pins, there exists a possibility that the one end part of a hose may remove | deviate from between a pair of pins during winding of a hose.

  An object of the present invention is to provide a hose winding device capable of winding a hose easily and firmly.

  Another object of the present invention is to provide a hose winding shaft structure that can securely fix and hold one end of the hose.

The hose winding device according to claim 1 of the present invention is a hose winding device for winding a hose,
An apparatus main body, a swivel arm pivotally attached to one end of the apparatus main body, a take-up housing provided at the tip of the swivel arm, and a hose take-up rotatably supported by the take-up housing A shaft, a rotation operation handle for rotationally driving the hose winding shaft, a gripping arm provided at a base end portion of the swivel arm, and a device rotatably supported by the apparatus main body for guiding the hose A guide support roller, and the swivel arm is pivotable in a proximity direction in which the hose take-up shaft is close to the guide support roller and in a separation direction in which the hose take-up shaft is separated from the guide support roller. Composed of
When winding up the hose, one end of the apparatus main body is lifted by holding the hose take-up shaft by holding one end of the hose or the center of the hose folded in half over the guide support roller. The part side is raised upward, whereby the swivel arm is swung in the proximity direction, and a predetermined portion of the hose is brought into contact with or pressed against the guide support roller. It is rotated in the direction.

Further, in the hose winding device according to claim 2 of the present invention, the hose winding shaft is drivingly connected to the rotation operation handle and is rotatably supported by the winding housing. A fixed claw portion supported by the rotation shaft portion, a movable claw portion supported by the fixed claw portion so as to be tiltable, and a movement conversion mechanism for converting the rotation of the rotation operation handle into a tilt of the movable claw portion. And the movable claw portion is configured to be tiltable in a holding direction in which a tip portion thereof is close to the fixed claw portion and a holding release direction in which the tip portion is separated from the fixed claw portion,
When the rotation operation handle is rotated in the predetermined direction, the rotation of the rotation operation handle is converted into tilting in the holding direction of the movable claw portion via the movement conversion mechanism, whereby one end portion of the hose is When the fixed claw portion is fixedly held between the fixed claw portion and the rotation operation handle is rotated in a direction opposite to the predetermined direction, rotation of the rotation operation handle is performed via the movement conversion mechanism. The movable claw portion is converted into a tilt in the holding release direction, whereby the fixed claw portion and the one end portion of the hose by the movable claw portion are released.

  In the hose winding device according to claim 3 of the present invention, a pair of upstream guide rollers for guiding both side portions on the upstream side of the hose is provided on the other end portion side of the device main body. The pair of upstream guide rollers extend in a C shape toward one end of the apparatus main body and toward the inside.

  In the hose winding device according to claim 4 of the present invention, the device body is provided with a pair of downstream guide rollers for guiding both side portions on the downstream side of the hose, and the pair of downstream guide rollers. The side guide roller is disposed close to and upstream from the guide support roller, and further provided with a separation distance adjusting means for adjusting a separation distance between the pair of downstream guide rollers. And

Further, in the hose winding device according to claim 5 of the present invention, a support frame is provided on the other end side of the device main body, and between the pair of downstream guide rollers and the support frame, A hose accommodating portion for accommodating the wound hose is formed, and the other end of the device main body is further provided with a wheel for movably supporting the device main body,
In a state where the wound hose is accommodated in the hose accommodating portion, when the one end side of the apparatus main body is raised upward by lifting the gripping arm, the wound hose is lowered by the support frame. It is more supported.

Further, in the hose winding shaft structure according to claim 6 of the present invention, when winding the hose, the hose winding shaft structure for fixing and holding one end of the hose,
A winding housing; a rotating shaft portion rotatably supported by the winding housing; a rotation operation handle for rotating the rotating shaft portion; a fixed claw portion supported by the rotating shaft portion; A movable claw portion supported by the fixed claw portion so as to be tiltable; and a movement conversion mechanism for converting rotation of the rotation operation handle into a tilt of the movable claw portion, wherein the movable claw portion has a tip portion Is configured to be tiltable in a holding direction close to the fixed claw portion and a holding release direction in which a tip portion is separated from the fixed claw portion,
When the hose is wound up, the rotation operation handle is rotated in a predetermined direction, whereby the rotation of the rotation operation handle is converted into the tilt of the movable claw portion in the holding direction via the movement conversion mechanism. The one end portion of the hose is fixed and held between the fixed claw portion and the movable claw portion, and when the rotation operation handle is further rotated in the predetermined direction in the fixed holding state, the fixed claw portion and When the movable claw portion rotates integrally and the hose is wound up, and when the wound hose is removed, the rotation operation handle is rotated in a direction opposite to the predetermined direction, thereby the rotation operation handle. Rotation of the movable claw portion is converted into a tilt in the holding release direction via the movement conversion mechanism, and thereby the hoof by the fixed claw portion and the movable claw portion is converted. Wherein the end portion of the fixed holding is characterized in that it is released.

  According to the hose winding device of the first aspect of the present invention, when winding the hose, the holding arm is lifted and the one end portion side of the device main body is lifted upward so that the predetermined portion of the hose has its own weight. To contact or press the guide support roller. As a result, the hose can be wound while the winding tension is applied to the hose, and the hose can be wound tightly and cleanly around the hose winding shaft while removing air, digestive agent, water, etc. remaining in the hose. . Moreover, since the hose wound around the hose winding shaft is supported from below by the guide support roller, the center of gravity of the entire apparatus can be stabilized.

  In the hose winding device according to claim 2 of the present invention, when the rotation operation handle is rotated in a predetermined direction, the rotation of the rotation operation handle is moved in the holding direction of the movable claw portion via the movement conversion mechanism. Since it is converted into tilting and one end of the hose is fixedly held between the fixed claw and the movable claw, it is possible to prevent one end of the hose from coming off the hose winding shaft during winding of the hose. Can do. Further, when the rotation operation handle is rotated in the direction opposite to the predetermined direction, the rotation of the rotation operation handle is converted into a tilt in the holding release direction of the movable claw portion via the movement conversion mechanism, and the fixed claw portion and the movable claw portion Since the holding of the one end of the hose is released, the hose wound around the hose winding shaft can be easily removed.

  Moreover, according to the hose winding device according to claim 3 of the present invention, since the pair of upstream guide rollers is provided on the other end side of the device main body, when winding the hose, Both side portions on the upstream side are guided by a pair of upstream guide rollers, so that the hoses can be wound up in an orderly manner while being neatly aligned. Further, since the pair of upstream guide rollers extend in a C shape toward the one end side and the inside of the apparatus main body, when the one end side of the apparatus main body is raised upward, the hose winding shaft Both side portions on the upstream side of the hose extending downward can be efficiently guided.

  Moreover, according to the hose winding device according to claim 4 of the present invention, since the pair of downstream guide rollers is provided in the device main body, when winding the hose, both side portions on the downstream side of the hose Is guided by a pair of downstream guide rollers, which makes it possible to wind up the hoses in an orderly manner. Further, since the separation distance adjusting means for adjusting the separation distance between the pair of downstream guide rollers is provided, the separation distance between the pair of downstream guide rollers is adjusted according to the width of the hose. Can do.

  According to the hose winding device according to claim 5 of the present invention, a hose accommodating portion for accommodating the wound hose is formed between the pair of downstream guide rollers and the support frame. Therefore, the wound hose can be accommodated in the hose accommodating portion and easily transported.

  According to the hose winding shaft structure of the sixth aspect of the present invention, when the rotation operation handle is rotated in a predetermined direction, the rotation of the rotation operation handle is held in the holding direction of the movable claw portion via the movement conversion mechanism. Since one end of the hose is fixed and held between the fixed claw portion and the movable claw portion, one end of the hose is prevented from being detached from the hose winding shaft during winding of the hose. be able to. Further, when the rotation operation handle is rotated in the direction opposite to the predetermined direction, the rotation of the rotation operation handle is converted into a tilt in the holding release direction of the movable claw portion via the movement conversion mechanism, and the fixed claw portion and the movable claw portion Since the fixed holding of the one end portion of the hose is released, the hose wound around the fixed claw portion and the movable claw portion can be easily removed.

It is a perspective view which shows the hose winding device by one Embodiment of this invention. It is a top view which shows the hose winding device of FIG. It is a side view which shows the hose winding device of FIG. It is a fragmentary sectional view which shows the structure of the hose winding shaft of FIG. It is a perspective view which shows the structure of the hose winding shaft of FIG. It is a figure which shows the state which made the hose winding shaft fix and hold | maintain the one end part of the fire hose. It is a figure which shows the state which has wound up the hose for fire fighting on the hose winding shaft. It is a figure which shows the state which wound up the hose for fire fighting on the hose winding shaft.

  Hereinafter, an embodiment of a hose winding device and a hose winding shaft structure according to the present invention will be described with reference to the accompanying drawings. 1 is a perspective view showing a hose winding device according to an embodiment of the present invention, FIG. 2 is a plan view showing the hose winding device of FIG. 1, and FIG. 3 is a hose winding device of FIG. 4 is a side view showing the apparatus, FIG. 4 is a partial cross-sectional view showing the structure of the hose take-up shaft in FIG. 1, and FIG. 5 is a perspective view showing the structure of the hose take-up shaft in FIG. 6 is a diagram showing a state in which one end of the fire hose is fixed and held on the hose winding shaft, and FIG. 7 is a diagram showing a state in which the fire hose is wound on the hose winding shaft; FIG. 8 is a view showing a state in which a fire hose is wound around a hose winding shaft.

  With reference to FIGS. 1 to 3, the hose winding device 2 of this embodiment includes a device main body 4. The apparatus body 4 includes a pair of main frames 6 and 8 that extend opposite to each other, and first and second connection frames 10 that respectively connect one end portion and the lengthwise center portion of each of the main frames 6 and 8. 12. In the following description, based on the winding direction of the fire hose 14 to be described later, one end (the right end in FIG. 2) side of the apparatus body 4 is “downstream”, and the other end (the left side in FIG. 2). End) side is referred to as “upstream side”.

  A pair of support brackets 16 and 18 are provided opposite to each other at a central portion in the longitudinal direction of each main frame 6, 8, more specifically, at a portion adjacent to the downstream side of the second connection frame 12. Yes. A guide support roller 20 extending in a substantially horizontal direction is rotatably supported by the pair of support brackets 16 and 18.

  A pair of first downstream guide rollers 22 and 24 extending in a substantially vertical direction with respect to the apparatus main body 4 are rotatably supported at both ends of the second connection frame 12. The pair of first downstream guide rollers 22 and 24 are disposed close to the guide support roller 20 and upstream thereof. Note that a plurality of mounting holes 26a, 26b, and 26c (which constitute a separation distance adjusting means) are provided at predetermined intervals at one end of the second connection frame 12 (the end on the base end side of the hose winding shaft 60). The first downstream guide roller 22 is rotatably and detachably attached to a specific attachment hole among the plurality of attachment holes 26a, 26b, 26c. Depending on the size of the width W (see FIG. 4) of the fire hose 14 to be wound, the pair of first downstream guide rollers 22 is appropriately changed by changing the mounting holes to which the first downstream guide rollers 22 are attached. , 24 can be adjusted (see FIG. 2). For example, when the width W of the fire hose 14 is large, the first downstream guide roller 22 may be attached to the outer mounting hole 26a, and when the width W of the fire hose 14 is small, the first The downstream guide roller 22 may be attached to the central attachment hole 26b or the inner attachment hole 26c.

  A support bracket 28 is provided at a central portion in the length direction of the main frame 8, more specifically, at a tip end side of a hose winding shaft 60 (described later) and a downstream side of the guide support roller 20. . A second downstream guide roller 30 extending in a substantially vertical direction with respect to the apparatus main body 4 is rotatably supported by the support bracket 28.

  In addition, a pair of support brackets 32 and 34 are provided opposite to each other at a portion slightly deviated from the other end of each of the main frames 6 and 8 toward the center in the length direction. Upstream guide rollers 36 and 38 are rotatably supported by the pair of support brackets 32 and 34, respectively. The pair of upstream guide support rollers 36 and 38 extend in a C shape on one end side and on the inner side of the apparatus main body 4 and extend slightly inclined upward (upward in FIG. 3) from the apparatus main body 4. Yes.

  A pair of support frames 40 and 42 bent in a substantially trapezoidal shape are provided at the other ends of the main frames 6 and 8. One end of the support frame 40 (42) is attached to the other end of the main frame 6 (8), and the other end of the support frame 40 (42) is slightly closer to the lengthwise center than the other end of the main frame 6 (8). It is attached to the part which is biased.

  A hose accommodating portion 44 is formed between the pair of first downstream guide rollers 22 and 24 and the pair of support frames 40 and 42, and the fire hose wound around the hose accommodating portion 44 as described later. The hose 14 is accommodated. A pair of wheels 46 and 48 are rotatably supported at the other end of each main frame 6 and 8.

  Further, a support bracket 50 is provided at one end of the main frame 6, and a base end portion of a swing arm 52 is rotatably mounted on the support bracket 50. A grip arm 54 is provided at the base end portion of the swing arm 52, and the grip arm 54 extends obliquely upward (in the right upward direction in FIG. 3) from the base end portion of the swing arm 52. A grip 56 extending inward in the width direction is provided at the tip of the grip arm 54. A cylindrical sleeve-shaped take-up housing 58 is provided at the tip of the swivel arm 52, and a hose take-up shaft 60 is rotatably supported by the take-up housing 58. The swivel arm 52 has a proximity direction (indicated by an arrow P in FIG. 3) in which the hose winding shaft 60 is close to the guide support roller 20 and a separation direction in which the hose winding shaft 60 is separated from the guide support roller 20 (in FIG. 3). (Indicated by an arrow Q).

  With reference to FIG.4 and FIG.5, the structure of the hose winding shaft 60 is demonstrated. A rotary shaft 62 is rotatably supported inside the take-up housing 58 via a shaft 75 described later. The rotating shaft portion 62 is constituted by a bolt, and both end portions of the rotating shaft portion 62 extend to the outside of the winding housing 58. A rotation operation handle 66 for rotating the hose winding shaft 60 is provided at one end of the rotation shaft portion 62 (the front end portion of the bolt). A grip 68 that extends outward in the width direction is provided at the tip of the rotation operation handle 66. The proximal end portion of the rotation operation handle 66 is fixedly supported on one end portion of the rotation shaft portion 62 by being sandwiched between a pair of nuts 70 and 72 screwed to one end portion of the rotation shaft portion 62.

  A substantially L-shaped fixed claw portion 74 is supported on the other end portion of the rotating shaft portion 62, and a cylindrical shaft 75 is provided to extend at the base end portion of the fixed claw portion 74. The shaft 75 extends through the winding housing 58 and is rotatably supported in the winding housing 58 via a pair of bearings 64. A rotating shaft 62 is inserted and supported in the shaft 75 so as to be freely rotatable. Further, a movable claw portion 78 is tiltably supported by a shaft member 76 provided at the base end portion of the fixed claw portion 74. The movable claw portion 78 has a substantially L-shaped claw body portion 80 and a stopper portion 82 extending from the inner side of the claw body portion 80. The other end portion of the rotating shaft portion 62 is rotatably inserted into a through hole (not shown) provided in the proximal end portion of the claw body portion 80. A nut 84 is screwed to the other end portion of the rotating shaft portion 62, and one side of the nut 84 is connected to the proximal end portion of the claw body portion 80. A concave portion 86 is provided at the tip of the stopper portion 82, and a nut 84 is accommodated and held in the concave portion 86 (see FIG. 5). The recess 86 has a shape corresponding to the shape of the nut 84, and thereby the rotation of the nut 84 relative to the stopper portion 82 is restricted. Further, the nut 84 is prevented from coming off from the other end portion of the rotating shaft portion 62 by a bolt head 88 provided at the other end portion of the rotating shaft portion 62.

  The movable claw portion 78 has a holding direction (a direction indicated by an arrow X in FIG. 4) in which the distal end portion of the claw main body portion 80 approaches the fixed claw portion 74, and a distal end portion of the claw main body portion 80 from the fixed claw portion 74. It is configured to be tiltable between the holding release directions (directions indicated by arrows Y in FIG. 4) that are separated from each other.

  The nut 84, the base end portion of the claw body portion 80, and the stopper portion 82 constitute a movement conversion mechanism for converting the rotation of the rotation operation handle 66 into the tilt of the movable claw portion 78. This movement conversion mechanism is the following. It is operated like this. For example, in a state where the rotation of the fixed claw portion 74 and the movable claw portion 78 with respect to the rotation shaft portion 62 is restrained by pressing the fixed claw portion 74 and the movable claw portion 78 by hand, the rotation operation handle 66 is moved in a predetermined direction (FIG. 4). If the nut 84 is rotated in the direction indicated by the arrow U in FIG. When moving in this way, the base end portion of the claw main body portion 80 follows the movement of the nut 84, whereby the movable claw portion 78 is tilted in the holding direction. Further, when the rotation operation handle 66 is rotated in a direction opposite to the predetermined direction (direction indicated by an arrow V in FIG. 4) in a state where the rotation of the fixed claw portion 74 and the movable claw portion 78 with respect to the fixed shaft portion 62 is restricted. The nut 84 moves on the rotating shaft 62 to the other end side. When moving in this way, the base end portion of the claw main body portion 80 follows the movement of the nut 84, whereby the movable claw portion 78 is tilted in the holding release direction.

  Further, for example, the rotation operation handle 66 is moved to the predetermined position in a state where the rotation of the fixed claw portion 74 and the movable claw portion 78 with respect to the rotation shaft portion 62 is released by releasing the fixed claw portion 74 and the movable claw portion 78. When rotated in the direction, the nut 84 rotates integrally with the rotating shaft portion 62. When rotating in this way, the stopper portion 82 follows the rotation of the nut 84, whereby the fixed claw portion 74 and the movable claw portion 78 are rotated integrally with the rotating shaft portion 62.

  Next, a method for winding the fire hose 14 using the hose winding device 2 described above will be described with reference to FIGS. The fire hose 14 is provided with a cylindrical sleeve-shaped fitting 90 that is detachably connected to a fire fighting facility or the like at one end, and a water outlet 92 at the other end.

  First, the connection fitting 90 of the fire hose 14 is disposed between the fixed claw portion 74 and the movable claw portion 78 in a state where the turning arm 52 is turned in the separation direction. When the rotation operation handle 66 is rotated in the predetermined direction in a state where the rotation of the fixed claw portion 74 and the movable claw portion 78 with respect to the rotation shaft portion 62 is restricted, the movable claw portion 78 is tilted in the holding direction. The connection fitting 90 of the hose 14 is fixed and held between the fixed claw portion 74 and the movable claw portion 78 (see FIG. 6). By fixing and holding in this way, the connection fitting 90 of the fire hose 14 is prevented from being detached from the hose take-up shaft 60 during winding of the fire hose 14.

  When the outer diameter of the connection fitting 90 is small, as shown by a two-dot chain line in FIG. 5, a block-shaped auxiliary member 94 is provided on the inner side of the distal end portion of the movable claw portion 78 (or the fixed claw portion 74). By detachably mounting, the connection fitting 90 can be securely fixed and held between the auxiliary member 94 and the fixed claw portion 74 (or the movable claw portion 78).

  Thereafter, when the swivel arm 52 is swung in the proximity direction and the fire hose 14 is disposed below the pair of upstream guide support rollers 36 and 38, the fire hose 14 is wound up by the hose winding. From the shaft 60, it passes over the guide support roller 20, passes between the pair of first downstream guide rollers 22, 24, and further extends downstream through the lower side of the pair of upstream guide support rollers 36, 38. become. In this state, by gripping the grip portion 56 of the grip arm 54 and lifting it, the one end portion side of the apparatus body 4 is raised upward. Thereby, the apparatus main body 4 comes to be supported movably by the pair of wheels 46 and 48.

  Thereafter, the apparatus body 4 is moved in the extending direction of the fire hose 14 (leftward in FIG. 7) in a state in which the rotation restraint of the fixed claw portion 74 and the movable claw portion 78 with respect to the rotating shaft portion 62 is released. When the rotation operation handle 66 is further rotated in the predetermined direction, the fixed claw portion 74 and the movable claw portion 78 are integrally rotated, and the fire hose 14 is wound around the fixed claw portion 74 and the movable claw portion 78 in a spiral shape. Taken (see FIG. 7).

  When winding in this way, both sides of the fire hose 14 are guided by the pair of upstream guide rollers 36 and 38 and the pair of first downstream guide rollers 22 and 24, thereby the fire hose 14. It can be taken up neatly while aligning both sides neatly. Further, since the second downstream guide roller 30 is disposed on the downstream side of the guide support roller 20 and the tip end side of the hose winding shaft 60 as described above, the wound fire hose 14 is the hose. When biased toward the distal end side of the take-up shaft 60, one side portion of the wound fire hose 14 is brought into contact with the second downstream guide roller 30, so that the fire hose 14 is turned into the hose take-up shaft. It is prevented from coming off from 60. Further, by raising one end of the apparatus body 4 upward, a predetermined portion of the fire hose 14 wound around the hose winding shaft 60 is brought into contact with or pressed against the guide support roller 20 by its own weight. The winding tension acts on the fire hose 14. Therefore, the fire hose 14 can be wound tightly and cleanly while removing air, digestive agent (or water), etc. remaining in the fire hose 14.

  When the fire hose 14 wound up as described above is removed from the hose winding shaft 60, the rotary operation handle 66 is rotated in the direction opposite to the predetermined direction, and the movable claw 78 is tilted in the holding release direction. Let Thereby, the fixed holding of the connection fitting 90 by the fixed claw portion 74 and the movable claw portion 78 is released, and the fire hose 14 can be slid to the tip end side of the hose take-up shaft 60 and pulled out.

  As shown in FIG. 8, the removed fire hose 14 can be accommodated in the hose accommodating portion 44, and when the grip arm 54 is lifted and one end of the apparatus body 4 is raised upward, the hose accommodating portion 44 is The accommodated fire hose 14 is supported by the pair of support frames 40 and 42 from below. In this way, the two fire hoses 14, the fire hose 14 wound around the hose winding shaft 60 and the fire hose 14 accommodated in the hose accommodating portion 44, can be easily transported.

  In addition, although the structure of the hose winding device 2 and the hose winding shaft 60 of the present embodiment is applied to wind up the fire hose 14, it is also applied to wind up various hoses such as a drain hose. be able to. Moreover, in this embodiment, although the structure of the hose winding shaft 60 was applied to the hose winding device 2, it can be applied to various devices such as a hose cleaning device.

  As mentioned above, although one embodiment of the hose winding device and the hose winding shaft structure according to the present invention has been described, the present invention is not limited to this embodiment, and various modifications can be made without departing from the scope of the present invention. Or it can be modified.

  For example, in the above-described embodiment, one end of the fire hose 14 is fixedly held on the hose winding shaft 60 and wound by single winding. However, the fire hose 14 may be wound by the following method. For example, the hose take-up shaft 60 is composed of a pair of pins, and the rotary operation handle is placed in the predetermined direction with the substantially central portion of the folded fire hose 14 inserted into one pin and wound around the other pin. The fire hose 14 is wound around the pair of pins by double winding.

DESCRIPTION OF SYMBOLS 2 Hose winding device 4 Apparatus main body 14 Fire hose 20 Guide support roller 22, 24 1st downstream guide roller 36,38 Upstream guide roller 40,42 Support frame 44 Hose accommodating part 52 Turning arm 54 Grip arm 58 Winding Housing 60 Hose winding shaft 62 Rotating shaft portion 66 Rotating operation handle 74 Fixed claw portion 78 Moving claw portion

Claims (6)

A hose winding device for winding a hose,
An apparatus main body, a swivel arm pivotally attached to one end of the apparatus main body, a take-up housing provided at the tip of the swivel arm, and a hose take-up rotatably supported by the take-up housing A shaft, a rotation operation handle for rotationally driving the hose winding shaft, a gripping arm provided at a base end portion of the swivel arm, and a device rotatably supported by the apparatus main body for guiding the hose A guide support roller, and the swivel arm is pivotable in a proximity direction in which the hose take-up shaft is close to the guide support roller and in a separation direction in which the hose take-up shaft is separated from the guide support roller. Composed of
When winding up the hose, one end of the apparatus main body is lifted by holding the hose take-up shaft by holding one end of the hose or the center of the hose folded in half over the guide support roller. The part side is raised upward, whereby the swivel arm is swung in the proximity direction, and a predetermined portion of the hose is brought into contact with or pressed against the guide support roller. A hose winding device characterized by being rotated in the direction. The hose winding shaft is drivingly connected to the rotation operation handle and is rotatably supported by the winding housing; a fixed claw portion supported by the rotation shaft portion; and the fixed claw portion And a movement converting mechanism for converting the rotation of the rotation operation handle into the tilt of the movable claw portion, and the distal end portion of the movable claw portion is fixed to the movable claw portion. It is configured to be tiltable in a holding direction close to the claw part and a holding release direction in which the tip part is separated from the fixed claw part,
When the rotation operation handle is rotated in the predetermined direction, the rotation of the rotation operation handle is converted into tilting in the holding direction of the movable claw portion via the movement conversion mechanism, whereby one end portion of the hose is When the fixed claw portion is fixedly held between the fixed claw portion and the rotation operation handle is rotated in a direction opposite to the predetermined direction, rotation of the rotation operation handle is performed via the movement conversion mechanism. The hose according to claim 1, wherein the movable claw portion is converted into a tilt in the holding release direction, and thereby the fixed holding of the one end portion of the hose by the fixed claw portion and the movable claw portion is released. Winding device.   A pair of upstream guide rollers for guiding both side portions on the upstream side of the hose is provided on the other end side of the apparatus main body, and the pair of upstream guide rollers are on one end side of the apparatus main body. The hose winding device according to claim 1, wherein the hose winding device extends in a C shape toward the inside.   The apparatus main body is provided with a pair of downstream guide rollers for guiding both side portions on the downstream side of the hose, and the pair of downstream guide rollers are close to the guide support roller and on the upstream side thereof. The hose winding device according to any one of claims 1 to 3, further comprising a separation distance adjusting means for adjusting a separation distance between the pair of downstream guide rollers. . A support frame is provided on the other end side of the apparatus main body, and a hose accommodating portion for accommodating the wound hose is formed between the pair of downstream guide rollers and the support frame. The other end of the apparatus main body is further provided with a wheel for movably supporting the apparatus main body,
In a state where the wound hose is accommodated in the hose accommodating portion, when the one end side of the apparatus main body is raised upward by lifting the gripping arm, the wound hose is lowered by the support frame. The hose winding device according to claim 4, wherein the hose winding device is further supported. When winding the hose, it is a hose winding shaft structure for fixing and holding one end of the hose,
A winding housing; a rotating shaft portion rotatably supported by the winding housing; a rotation operation handle for rotating the rotating shaft portion; a fixed claw portion supported by the rotating shaft portion; A movable claw portion supported by the fixed claw portion so as to be tiltable; and a movement conversion mechanism for converting rotation of the rotation operation handle into a tilt of the movable claw portion, wherein the movable claw portion has a tip portion Is configured to be tiltable in a holding direction close to the fixed claw portion and a holding release direction in which a tip portion is separated from the fixed claw portion,
When the hose is wound up, the rotation operation handle is rotated in a predetermined direction, whereby the rotation of the rotation operation handle is converted into the tilt of the movable claw portion in the holding direction via the movement conversion mechanism. The one end portion of the hose is fixed and held between the fixed claw portion and the movable claw portion, and when the rotation operation handle is further rotated in the predetermined direction in the fixed holding state, the fixed claw portion and When the movable claw portion rotates integrally and the hose is wound up, and when the wound hose is removed, the rotation operation handle is rotated in a direction opposite to the predetermined direction, thereby the rotation operation handle. Rotation of the movable claw portion is converted into a tilt in the holding release direction via the movement conversion mechanism, and thereby the hoof by the fixed claw portion and the movable claw portion is converted. Hose winding shaft structure characterized in that the end portion of the fixed holding is characterized in that it is released.

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