JP3520362B2 - Hopper with wheels - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION This invention relates to a hopper with wheels,
In particular, the present invention relates to a wheeled hopper suitable for putting and transferring concrete remaining in a pump car.

[0002]

2. Description of the Related Art A conventional concrete pouring method is one in which a concrete transfer pump car is connected to a concrete transfer pipe and concrete in a concrete mixer car is poured through the concrete transfer pump car and the transfer pipe. There are things that are pumped to the site. According to this placing method, when the concrete to be pumped is exhausted, the concrete as a residue remains in the pump car for concrete transfer. Therefore, the concrete remaining in the pump car is put in a transfer bag and returned to the mixer car. A variable length sling line and a variable length sling line are attached to the transfer bag, the residual concrete in the pump car is stored in the transfer bag, and each hanging line of the transfer bag is hung on a lifting machine to transfer the transfer bag. Is lifted by a lifting machine and moved to the upper side of the hopper of the concrete mixer truck, the suspension bag with a variable length of the transfer bag is extended, the transfer bag is inverted, and the transfer bag opening is directed downwards. Returning the remaining concrete inside to the mixer truck, taking the remaining concrete back to the concrete plant with the mixer truck, and reprocessing it there (for example, actual Kaihei 1-148
455).

[0003]

The transfer of residual concrete using a conventional transfer bag having a variable length suspension line and a variable length suspension line is carried by a suspension line because the transfer bag is flexible. If not, there is a drawback that it is difficult to put the residual concrete in it, and there is a drawback that the transfer bag containing the residual concrete cannot be moved unless a lifting means such as a lifting machine is used. The problem to be solved by the present invention is to provide a hopper with wheels that does not have the drawbacks of the prior art as described above, in other words, it can be easily moved to a desired position by human power, and it is an object to be transferred in a pump vehicle. The remaining con
( EN) Provided is a hopper with wheels that can easily receive and discharge cleats .

[0004]

The present invention adopts the following configuration as a means for solving the above problems. The structure of the present invention remains in the concrete transfer pump car.
In the hopper used to put and transfer concrete
The hopper body has a rectangular shape and a trapezoidal shape in plan view.
The hexagonal shape consisting of joints is composed of the same box-shaped body, and the trapezoidal part of the hopper body moves forward
A funnel-shaped part is formed with a cross-sectional area that gradually decreases.
Discharge opening is provided on the front side parts, the discharge opening is closed by an openable lid, hanging portion on the outer side of the wall panel after the rear side of the hopper body is provided, the receiving opening on the upper side of the hopper body The receiving opening is closed by a lid that can be opened and closed, and wheels are respectively placed on the outside of the right and left side wall plates of the hopper body.
It is rotatably installed and can be pulled and pushed to the rear side of the hopper body.
And the stand of the hopper body is detachably installed.
The handles are installed on the outside of the side wall plates on both sides corresponding to the hypotenuse of the shape.
Configured to be inserted under the pump car.
Ru wheeled hopper near, characterized in that it has been.

In the preferred embodiment of the present invention, for example, the following is performed. (1) to be able to remove the handle push pull into the hopper body
Instead of installing it, pull hand on the back side of the hopper body.
Provided Le rotatably, it can be pushed pulling during use
Position it so that it does not get in the way when not in use
It can be rotated and can be moved by pulling or pushing manually. (2) A lid for the discharge opening at the front end of the funnel-shaped portion is rotatably provided at or near the peripheral portion of the discharge opening, and a stopper with a handle is provided in the vicinity of the discharge opening. And the closed state of the discharge opening by the lid is maintained. Then, after lifting the hopper with a lifting machine to move it to a predetermined position, operate the hanging handle to release the engagement between the stopper and the lid, and move the lid by gravity acting on the lid to discharge the discharge opening. To be able to open. (3) The outer side of the right and left side wall plates of the hopper body
Each wheel is rotatably installed and the hopper body
Install casters on the bottom of the bottom plate at the front of the
The hopper body is located between the axle of each wheel and the axle of the caster wheel.
So that the center of gravity of the
Provide a stopper on the bottom side of the bottom plate.

[0006]

EXAMPLES Example 1 is an example in which the invention of this application is shown in FIGS. 1 to 7 and applied to a wheeled hopper 10 used for transferring concrete remaining in a pump vehicle. The wheeled hopper 10 includes a horizontally long hopper body 11, a receiving opening 11i, a cover plate 12 of the receiving opening 11i, and a discharge opening 11.
h, the lid plate 13 of the discharge opening 11h, the stopper piece 14, the hanging handle 15, the pulling and pushing handle 16, the hanging portion 17, the wheels 18, 19 and the like. As shown in FIGS. 1 and 2, the hopper main body 11 is a hexagonal shape in which a rectangle and a trapezoid are combined in a plan view, and is formed of a box-shaped body having the same depth. That is, the hopper body 11 is hexagonal bottom plate 11a, the wall plate 11b and the side wall plate 11c after the plan view defining three sides of the rectangular portion, 11d, in plan view before
Swash side walls 11e of the serial trapezoidal portion of the inclined side, 11f,
And a plan view is formed by joining at such mutually welded top plate 11g which covers the upper half of the trapezoidal portion. In front plan view of the hopper body 11 by a portion of the trapezoid
Constitute a funnel-shaped portion which cross-sectional area becomes gradually smaller as yuku, the front end of the funnel-shaped portion, open towards the front, has become a discharge opening 11h, plan view of the hopper body 11
Late upper upper and plan view the trapezoidal portion of the rectangular portion, opened upward, oblong receiving apertures 11
It is i. Rear wall plate 11b around the receiving opening 11i
As shown in FIG. 7, a groove hole 11j is formed at the opening edge of each of the wall plates 11c to 11f and the upper plate 11g except the above so that the peripheral edge portion of the lid plate 12 can be slidably fitted. Reinforcing bodies 11k, 11l, 11m composed of three pipes are arranged above the portion of the hopper body 11 where the receiving opening 11i is provided, and both ends of the reinforcing bodies 11k, 11l are respectively attached to the side wall plates 11c, 11d of the hopper body 11. Both ends of the reinforcing body 11m are fixed to the upper portion and the side wall plates 11e, 1e of the hopper body 11
Stick to the top of 1f. In addition, if necessary, the tubular body 11
On the lower side of l, long reinforcing bodies are arranged with a space equal to or larger than the thickness of the cover plate 12, and both ends thereof are fixed to the side wall plates 11c and 11d, respectively.

As shown in FIG. 2, the cover plate 12 for closing the receiving opening 11i of the hopper body 11 is formed in a hexagonal shape which is a combination of a rectangle and a trapezoid, and a pair of U-shaped handles 12a are provided on the upper side of the rear part thereof. Is erected. Hopper body 11
From the rear of the, the peripheral edge of the lid plate 12 is inserted into the slot hole 11j at the opening edge of the wall plates 11c to 11f and the like, and the receiving opening 1 is formed in a sliding door manner.
1i can be opened and closed freely. Hopper body 11
The cover plate 13 that closes the discharge opening 11h at the front end of the funnel-shaped part of
Rectangular plate 13 with a U-shaped handle 13a _{1 on} the outside
As shown in FIGS. 5 and 6, short pipes 13b and 13c are fixed to both ends of the lower portion of the cover plate 13, and a short pipe 13d is arranged between the two pipes 13b and 13c. , The shaft 13e is passed through these pipes 13b to 13d, and the pipe 13d
Is fixed to the upper surface of the front end portion 11a ₁ of the bottom plate 11a, and the lid plate 1
3 is rotatably supported. A short supporting tube 14a is fixed to the front center of the upper plate 11g, and a shaft 14b is rotatably passed through the tube 14a. A stop piece 14 is formed at the front end of the shaft 14b and extends in a vertical direction at a right angle to the axis of the shaft 14b, and at the rear end of the shaft 14b.
A detachable handle 1 that extends horizontally at a right angle to the axis of b
5 is formed, and when the discharge opening 11h is closed by the cover plate 13, the stopper piece 14 is located on the front side of the cover plate 13, and the hanging handle 15 is located on the upper plate 11g. Therefore, the hopper body 11 is hoisted, the discharge opening 11h is directed downward, and the handle 15 is rotated 90 degrees.
When it is rotated more than °, the stopper 14 moves to a position away from the front side of the cover plate 13, and the gravity acting on the cover plate 13 causes
The lid plate 13 rotates, and the discharge opening 11h is opened.

The rear wall plate 11b of the hopper body 11 has a drawing
As shown in FIG. 3 and FIG. 4, a pair of reinforcing members 16d made of long members having an L-shaped cross section are fixed at intervals in the vertical direction. The short tube body 16c is fixed. As shown in FIG. 2 , the pull-push handle 16 has a main body portion 16a formed by bending a tubular body into a U-shape, and a main body portion obtained by bending a portion of the U-shaped bent body on the free end side into a U-shape. The support portion 16b is formed by bending downward with respect to a plane including 16a,
Bolt (or nut) is fixed to the lower end of the support portion 16b. Pushing and pulling and inserting the support portion 16b of the handle 16 in the tube 16c, a bolt fitted with a washer on the supporting portion 16b, by screwing nut, as the handle 16 press pull may removably attached to the hopper body 11 To do. Arranged a pair of plate members 17a with a through hole 17a ₁ mounting the Shatsukuru 22 between the horizontal portions of the reinforcement member 16d fixed to the wall plate 11b after the hopper body 11, the reinforcing plate body 17a member 16d and the rear wall plate 11b Then, the hanging portion 17 is formed. In the illustrated example, one hanging portion 17 is provided at the center of the rear wall plate 11b, but two or more hanging portions 17 may be provided at intervals.

Side wall plates 11c on both sides of the hopper body 11,
The reinforcing plate 18a is fixed to 11d, and the side wall plates 11c, 11
Through holes are formed in d and the reinforcing plate 18a, and shafts 18b are passed through these through holes, and the wheels 18 are rotatably attached to both ends of the shaft 18b. A reinforcing plate 19a is fixed to the lower side of the front part of the bottom plate 11a of the hopper body 11, and casters are attached to the reinforcing plate 19a. As this caster, for example, a support piece 19b in which a small wheel 19 is rotatably attached about an axis is used. The shaft 18 of the wheel 18
The shaft 18b of the wheel 18 is arranged so that the center of gravity of the hopper body 11 is between b and the shaft of the wheel 19. Stoppers 20 each made of a short tube are fixed to the undersides of both ends of the bottom plate 11a of the hopper body 11. When the hopper body 11 is tilted with respect to the road surface or the like, the stopper 20
Is designed to stop when it hits the road surface. Swash side walls 11 plan view of both sides of the trapezoidal portion of the hopper main body 11
The U-shaped handles 21 are fixed to the upper front portions of e and 11f by welding or the like.

Next, how to use the wheeled hopper 10 of the first embodiment will be described. Connect the concrete mixer car and the concrete transfer pump car with the transfer pipe, connect the pump car with the transfer pipe, and pass the concrete in the concrete mixer car through the pump car and the transfer pipe to the concrete placement site. It is pumped and concrete is placed there. When the concrete of the concrete mixer truck runs out, the concrete remains as a residue in the pump truck. Therefore, the pulling / pushing handle 16 is pulled or pushed from the place of the wheeled hopper 10 to move it to the vicinity of the pump vehicle. Therefore, the discharge opening 11h of the wheeled hopper 10 is closed by the lid plate 13, and the stopper piece 14 is closed.
3, the lid plate 12 is pulled out rearward by the handle 12a to open the receiving opening 11i, and if necessary, the pulling and pushing handle 16 is removed from the hopper body 11, and then the hopper 10 with wheels. Hopper body 11
Is inserted under the pump car. Then, the concrete remaining in the pump car for concrete transfer is discharged from the processing port (usually two places) and put into the hopper body 11. When the remaining concrete has been put into the hopper body 11, the hopper body 11 of the hopper with wheels 10 is pulled out from the lower side of the pump car, and the lid plate 12 is held by the handle 12a from the rear side to the slot holes such as the wall plates 11c to 11f. 11j to close the receiving opening 11i. If necessary, attach the pull-push handle 16 to the hopper body 11 and pull or push the pull-push handle 16 to
The hopper 10 with wheels is moved to the lifting position.

Then, the pulling and pushing handle 16 is detached from the hopper body 11, and the suspension part 1 at the rear of the hopper body 11 is removed.
A rope is attached to the shirt crew 22 attached to 7, and a hook of a lifting machine is hung on the rope, and the hopper 10 with wheels is lifted by the lifting machine, and the discharge opening 11h of the hopper body 11 is lifted.
With the handle facing downwards and moved to the upper side of the hopper of the concrete mixer truck to remove the handle 21 of the hopper body 11.
Pull the intermediary rope attached to the hopper 1 with wheels
Stabilize 0. Then, remove and remove the handle 15 by 90
The stopper piece 14 is moved to a position separated from the front side of the lid plate 13 by rotating the stopper piece 14 by more than one degree. Then, the cover plate 13 is rotated by gravity acting on the cover plate 13 to open the discharge opening 11h, and the residual concrete in the hopper body 11 is dropped into the hopper of the concrete mixer truck and accommodated in the concrete mixer truck. Then, with a lifting machine, hopper 1 with wheels
0 is hoisted and moved to the place, and the hook of the lifting machine is removed from the rope hung on the shirt crew 22 of the hanging part 17 of the hopper body 11, and the wheeled hopper 10 is washed,
Remove the adhered concrete etc. The residual concrete stored in the concrete mixer truck is brought back to the concrete plant by the mixer truck and reprocessed there. The wheeled hopper 10 is provided with wheels 18 and 19 and its center of gravity is between the axis 18b of the wheel 18 and the axis of the wheel 19. Therefore, when the ground is flat, it can be easily pushed by the pulling handle 15. Can be moved to. Further, when moving on a steep slope, a pier, etc., the push-pull handle 16 is detached from the hopper body 11, the grips 21 on both sides of the funnel-shaped portion of the hopper body 11 are gripped, and the lower end of the rear portion of the hopper body 11 is grasped. It is possible to move the hopper main body 11 in a rearward-down state by holding the inclination of the stopper 20.

A second embodiment is an example in which the invention of this application is shown in FIGS. 8 to 13 and is applied to a hopper 30 with wheels used for transferring residual concrete, as in the first embodiment. The wheeled hopper 30 includes a vertically long hopper body 11, a vertically long receiving opening, a receiving opening lid plate 12, a discharge opening, a discharge opening lid plate 13, a stopper piece 14, a hanging handle 15, a pulling handle 26, and a hanging portion. 27, wheels 18, 19 and the like. The second embodiment is different from the first embodiment only in that the hopper body 11 and the receiving opening thereof are vertically long, and the configurations of the attachment portion of the lid plate 13 of the discharge opening, the pulling and pushing handle 26, and the hanging portion 27 are different. The other configurations are the same as those in the first embodiment. As shown in FIG. 13, the lid plate 13 of the discharge opening has short pipes fixed to both ends of the lower portion of the lid plate 13 as in the first embodiment, and the short pipe 13d is interposed between the two pipes. And arrange
The shaft 13e is passed through these pipes, and the front end portion 1 of the bottom plate 11a is
The short tube 13d is fixed to the chevron 13f on the lower surface of 1a _{1 so} that the pivotal support portion of the lid plate 13 including the tube 13d and the shaft 13e is located below the upper surface of the front portion of the bottom plate 11a. The lid plate 1 is fixed (for example, welded) to the front surface of 13f.
3 is rotatably supported. In this way, the lid plate 13
It is possible to eliminate the possibility that concrete adheres to the pivotal support portion of the above and interferes with the rotation of the cover plate 13. A reinforcing body 26d made of a long member having an L-shaped cross section is fixed to the rear wall plate 11b of the hopper body 11, and a through hole 27 for attaching the shirt crew 22 to an intermediate portion 27a of the horizontal side of the reinforcing body 26d.
Three a ₁ are provided at intervals, and the portion 27a having the through hole 27a ₁ constitutes the hanging portion 27. In the case of one-point suspension, hang the rope on the shirt-cle 22 attached to the central through-hole 27a _1, and in the case of two-point suspension, hang each rope on the shirt-cle 22 attached to the through-holes 27a ₁ from both ends. It has become.

[0013] pushing and pulling the handle 26, the tube to be bent main unit 2 6a and is formed into a U-shape, it is formed by fixing a support plate 26b in the portion of the free end of the U-shaped bent tube 26a ing. The bearing piece 26c formed by bending a rectangular metal plate into a U-shape is used as the side wall plates 11c, 11 of the hopper body 11.
The side wall plates 11c and 11d, the bearing piece 26
The bolt b is passed through c and the through hole formed in the support plate 26b, the nut n is screwed into the tip of the bolt b, and the pulling and pushing handle 26 is rotatably attached to the hopper body 11.
A wedge-shaped angle maintaining piece 28 formed by bending a metal plate is rotatably attached to a portion from both ends of the horizontal side of the long reinforcing body 26d with hinges 28a. When the angle maintaining piece 28 is tilted to the position shown in FIG. 8, the pulling and pushing handle 26 can be rotated to the horizontal position, and when the angle maintaining piece 28 is set up in the position shown in FIGS. 9 and 11, Pulling handle 26
The support plate 26b of the above-mentioned hits the inclined surface 28b of the angle maintaining piece 28, and the pulling and pushing handle 26 can be stopped at the inclined position and pushed. When not in use, the pull-push handle 26 can be rotated to the position shown by the chain double-dashed line in FIG. 8 to keep it out of the way. As shown in FIG. 12, the wheeled hopper 30 of the second embodiment is configured such that, when the hopper body 30 is moved on a slope (slope) 31, the pull-push handle 16 is pulled and pushed while the stopper 20 is applied to the upper surface of the slope 31. 11 can be moved. Other uses of the wheeled hopper 30 of the second embodiment are the same as those of the first embodiment.

The front portion of the wheeled hopper 40 of the third embodiment is shown in FIGS. 14 and 15, and the discharge opening at the front end and the opening / closing lid 41 thereof are different from those of the first and second embodiments. The funnel-shaped inclined side wall plates 11e and 11f of the hopper main body 11 are arcuate at their front ends, and the bottom plate 1 is formed from the front end surface of the upper plate 11g.
The front end of 1a is projected a little forward, and the side wall plates 11e, 1e
The support piece 11p is fixed to the outside of 1f. Support pieces 1 on both sides
A fan-shaped support plate 41b is rotatably supported by a shaft 41c on 1p, an arc-shaped bent cover plate 41a is fixed to the arc portion of the front end of the fan-shaped support plate 41b, and a U-shaped handle is attached to the fan-shaped support plate 41b. 41d is attached to form the opening / closing lid 41, and the handle 41
When the fan-shaped support plate 41b is moved in the direction of the arrow while holding d, the opening / closing lid 41 is opened. Since the pivot portion of the opening / closing lid 41 is outside the hopper body 11, the opening / closing lid 4
There is no risk of concrete adhering to the pivot point of 1. The other configurations of the wheeled hopper 40 of the third embodiment are the same as those of the first or second embodiment.

[0015]

The present invention has the following features (a) to ( c ) because it has the structure described in the claims.
Produces the effect of. (A) The hopper with wheels according to claim 1 has the following (1)
The effects of (6) to (6) are achieved. (1) Since the receiving opening provided on the upper side of the hopper body is closed by the lid so that it can be opened and closed , the concrete remaining in the pump car can be put into the hopper body and lifted up,
Moreover, closing the discharge opening provided on the front side of the hopper main body with the lid
Since the hopper is closed as much as possible and a hanging part is provided on the rear side of the hopper body , when the hopper body is lifted by hanging this hanging part with a lifting machine, the discharge opening becomes the lower side, and the lid that closes the discharge opening is opened. , as possible out to cause the discharge openings easily discharging the concrete. (2) On the outside of the right and left side wall plates of the hopper body.
Since the wheels are rotatably provided, the hopper body can be easily moved to a desired position. (3) A funnel-shaped part whose cross-sectional area is gradually reduced is provided on the front side of the hopper main body, and the discharge opening on the front side of the funnel-shaped part is closed by an openable / closable lid and hung outside the rear wall plate on the rear side of the hopper main body. Since the section is provided, when the hopper main body is hung by hanging this suspension section with a lifting machine etc., the discharge opening on the front side of the funnel-shaped section becomes the lower side, and when the lid of the discharge opening is opened, the concrete in the hopper body is removed. It is possible to reliably discharge from the discharge opening. (4) By the hopper body in a state inserted into the lower side of the pump wheel to open the receiving opening, the concrete remaining in the pump interior as possible out easily put it into the hopper body. (5) Handles on the outer side of the side wall plates on both sides of the hopper body.
Since it was installed, push the wheel hopper and use the handle.
If you want to move without holding, hold these handles by hand.
It is easy to move the wheeled hopper.
It (6) Detachable push-pull handle to the hopper body
Provide the wheels on the outside of the side wall plates on both sides of the hopper body
Pulling and pushing the pull-push handle
To easily move the hopper body to the desired position.
And when the pulling handle is in the way
Remove it from the hopper body so that it does not get in the way
be able to.

( B ) In addition to the effects of (1) to (5) , the hopper with a wheel according to claim 2 has the following (7).
Produces the effect of. (7) Pulling handle can be rotated to the rear side of the hopper body
Noh, so that it can be pushed when used
Position it and rotate it to a position where it will not get in the way when not in use.
The left side of the hopper body and
Wheels are rotatably mounted on the outside of the right side wall plate.
From the pulling hand that is rotated to a position where it can be pushed
The hopper body by pulling or pushing
It can be easily moved to the desired position and can be pulled
Position when not using the handle
Can be rotated up to. (C) a wheeled hopper according to claim 3, wherein the above
In addition to the effects of (1) to (7), the following (8) to (10)
Produces the effect of. (8) Check the outer side of the right and left side wall plates of the hopper body.
Each wheel is rotatably installed and the hopper body
Install casters on the bottom of the bottom plate at the front of the
The hopper body is located between the axle of each wheel and the axle of the caster wheel.
Since the center of gravity of the
It is easy to insert it to the side and pull it out from the lower side of the pump car.
It (9) Strike the bottom side of the bottom plate at the rear of the box-shaped body of the hopper body.
Since we have a hopper, we can install a wheeled hopper on a steep slope,
When moving on the pier, etc.
Remove from the top body or rotate it to a position where it does not get in the way.
The outside of the side wall plate on both sides of the funnel-shaped part of the hopper body.
Hold the handle provided on the
Move it in the state of burrs, but at this time the hopper body
The stopper provided under the bottom plate at the rear of the box
You can control the inclination of the upper body. (10) On the underside of the bottom plate at the rear of the box-shaped body of the hopper body,
Since the topper is installed, the hopper with wheels can be
When moving on the road, place the stopper on the upper surface of the slope.
While pulling, pull and push the pull handle to move
be able to.

[Brief description of drawings]

FIG. 1 is a front view of a hopper with wheels according to a first embodiment.

FIG. 2 is a plan view of the hopper with wheels shown in FIG.

FIG. 3 is a side view of the wheeled hopper shown in FIG. 1 viewed from the right side.

FIG. 4 is a front view of the rear portion of the wheeled hopper shown in FIG. 2 taken along the line AA.

5 is an enlarged plan view of the front part of the wheeled hopper shown in FIG.

6 is a front view of the front portion of the wheeled hopper shown in FIG. 5 taken along the line D-D.

7 is a sectional view of a portion around the receiving opening of the wheeled hopper shown in FIG. 2 taken along the line BB or CC.

FIG. 8 is a plan view of a hopper with wheels according to a second embodiment.

FIG. 9 is a front view of a shaft support portion of the pulling and pushing handle of the hopper with wheels shown in FIG.

10 is a side view of the shaft support portion of the pulling and pushing handle of FIG. 9 taken along the line FF.

FIG. 11 is a perspective view of an angle maintaining piece of the pulling and pushing handle according to the second embodiment.

FIG. 12 is a front view of the wheeled hopper of Example 2 on a slope.

13 is a front view of the front part of the wheeled hopper of the second embodiment, taken along a line similar to the DD line in FIG.

FIG. 14 is a front view of the front portion of the wheeled hopper of the third embodiment.

FIG. 15 is a plan view of the front part of the wheeled hopper of the third embodiment.

[Explanation of symbols]

10, 30, 40 Wheeled hopper 11 Hopper body 11a Bottom plate 11b Rear wall plate 11c, 11d Side wall plates 11e, 11f Inclined side wall plate 11g Upper plate 11h Discharge opening 11i Receiving opening 11j Groove holes 11k, 11l, 11m, 16d Reinforcing body 12 Lid plates 12a, 13a, 21, 41d Handle 13 Lid plates 13b to 13d Tubular body 13e Shaft 14 Stopping piece 14a Tubular body 14b Shaft 15 Unhooking handle 16, 26 Pulling and pushing handle 16a Main body portion 16b Supporting portion 16c Tubular body 17, 27 Hanging part 17a Plates 17a ₁ , 27a ₁ Through hole 18 Wheels 18a, 19a Reinforcing plate 18b Shaft 19 Wheel 19b Support piece 20 Stopper 22 Shirtcle 28 Angle maintenance piece 31 Slope 41 Open / close lid

─────────────────────────────────────────────────── ─── Continuation of front page (72) Masayoshi Nibe, 4-5-10, Tenjin, Chuo-ku, Fukuoka City Takenaka Corporation, Kyushu Branch (72) Inventor, Makoto Sasaki 4--5, Tenjin, Chuo-ku, Fukuoka No. 14 Incorporated Takenaka Corporation Kyushu Branch (72) Inventor Yasuhiro Nakamura 3-2-6 Maizuru Chuo-ku, Fukuoka City Nakamura Industrial Co., Ltd. (72) Inventor Masaaki Kajima 10-10 Tamachi, Kokurakita-ku, Kitakyushu City Incorporated by Ishii Shokai Co., Ltd. (56) Reference Japanese Unexamined Patent Publication No. 62-21631 (JP, A) actual development Sho 50-20436 (JP, U) actual development Sho 49-21323 (JP, U) actual development Sho 57-74380 (JP, U) (58) Fields surveyed (Int.Cl. ⁷ , DB name) E04G 21/04 E02F 3/02

Claims (3)

(57) [Claims] 1. Remaining inside a concrete transfer pump car
Smell in hopper used to put and transfer concrete
The hopper body to connect the rectangular shape and the trapezoid
Hexagonal depth consisting focus is formed in the same box-shaped body, the lateral accordance Yuku forward by the trapezoidal portion of the hopper main body
A funnel-shaped part is formed whose cross-sectional area is gradually reduced.
Discharge openings before side is provided, this discharge opening is closed by an openable lid, hanging portion on the outer side of the rear wall plate of the rear side of the hopper body is provided, the receiving opening on the upper side of the hopper body provided, the receiving opening is closed with an openable lid, wheels respectively on the outside of the right and left side walls of the hopper body dose
It is movably installed and can be pulled and pushed to the rear side of the hopper body.
The trapezoidal shape of the hopper body with a removable dollar
Handles are provided on the outside of the side wall plates on both sides corresponding to the hypotenuse
Configured to be inserted under the pump car
And wheeled hopper, characterized in that are. 2. A hopper used for transporting put concrete remaining in the pump interior for concrete transport, the hopper body, sintering the shape in plan view a rectangular and trapezoidal
The hexagonal shape is composed of a box-shaped body having the same depth, and the trapezoidal portion is formed on the front side of the hopper body to move forward.
The cross-sectional area gradually decreases, forming a funnel-shaped
DOO-shaped portion front discharge opening is provided on the, the discharge opening is closed by an openable lid, the outside of the rear wall plate on the rear side of the hopper body
Side , a hanging portion is provided, a receiving opening is provided on the upper side of the hopper body, and the receiving opening is closed by an openable / closable lid, and the vehicle is provided outside the side wall plates on the right side and the left side of the hopper body , respectively. A wheel is rotatably installed and can be pushed to the rear side of the hopper body.
The handle is rotatably provided and can be pushed when using
Position it so that it can be
So that it can be rotated to a position that does not
The slopes on both sides corresponding to the trapezoidal hypotenuse of the hopper body.
A hopper with wheels, characterized in that a handle is provided on the outside of the side wall plate so that the handle can be inserted under the pump car. 3. Outside of the right and left side wall plates of the hopper body.
Wheels are rotatably mounted on each side and
Casters are provided under the bottom plate at the front of the upper body,
Between each wheel axle on the outside of the side wall and the caster wheel axle
The center of gravity of the hopper body is set to the
A stopper is provided below the bottom plate at the rear of the box
The hopper with a wheel according to claim 1 or 2 characterized by things.