Kerb carrying trolley

Abstract

The utility model discloses a kerb carrying trolley which comprises a walking frame, a supporting rod, a clamp and a pull rod, and the supporting rod is fixed at the top end of the walking frame; the clamp comprises two dowel bars which are hinged to each other and two meshing pieces, and the two meshing pieces are fixed to the clamping ends of the two dowel bars in a one-to-one correspondence mode and can be clamped to the two opposite side walls of the curb; one ends of the two pull rods are in pin joint with the supporting ends of the two dowel bars in a one-to-one correspondence mode, and the other ends of the two pull rods are fixed to the bottom wall of the front end, opposite to the walking direction of the walking frame, of the supporting rod so as to provide clamping force for the clamp. The curb is clamped through the clamp, clamping force is provided for the clamp according to the lever principle, the curb is carried through the walking frame, operation is more efficient, and labor consumption is effectively reduced; the pull rod and the dowel bar can be detached in a pin joint mode, under the working condition that the walking frame cannot walk, two workers can hold the supporting end of the dowel bar by hands to carry curbs, and using is more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to road construction curb stone carrying technical field, more specifically relates to a curb stone carrying trolley. BACKGROUND

[0002] Curb stone is very important for road auxiliary facilities, in the construction process, because the curb stone shape is relatively short and long, belongs to concrete products, and the weight is relatively big. Workers are relatively hard and laborious in the construction carrying process, which seriously affects the progress of curb stone construction. Therefore, how to conveniently, labor-saving and efficiently carry the curb stone becomes a problem faced by construction technical personnel. In the prior art, the curb stone is usually carried by the way of carrying on the shoulder, which is large in workload and low in efficiency.

[0003] Therefore, how to provide a tool for assisting curb stone carrying, reduce the labor intensity of workers and improve the installation efficiency is a problem to be solved by the technical personnel in the field. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model provides a curb stone carrying trolley, which aims at solving the above technical problems.

[0005] In order to realize the above purpose, the utility model adopts the following technical scheme:

[0006] A curb stone carrying trolley, which comprises a walking frame, a supporting rod, a clamp and a pull rod,

[0007] The axis of the supporting rod is parallel to the walking direction of the walking frame and is fixed at the top end thereof;

[0008] The clamp comprises two force transmission rods and two clamping pieces which are hingedly connected with each other, the two force transmission rods each have a clamping end and a supporting end, and the two clamping pieces are fixed one by one at the clamping ends of the two force transmission rods and can be clamped on the opposite two side walls of the curb stone;

[0009] One end of the two pull rods is respectively and one by one pinned with the supporting end of the two force transmission rods, and the other end is fixed at the front end bottom wall of the supporting rod opposite to the walking direction of the walking frame to provide clamping force to the clamp.

[0010] The beneficial effects of the above technical scheme are that the two force transmission rods are clamped on the two sides of the curb through the clamping pieces, the pull rods are pinned to the supporting ends of the force transmission rods, when the clamp clamps the curb, the supporting rods pull the pull rods upward to provide clamping force for the force transmission rods, thereby ensuring the stability of the clamp after clamping the curb, and the pushing walking frame can realize the carrying operation of the curb, the utility model utilizes the lever principle to reduce the consumption of manual labor in the carrying process of the curb; the detachable connection of the force transmission rod and the pull rod can realize the carrying operation of the curb through the disassembly of the pull rod and the holding of the supporting ends of the force transmission rods by two workers when the road section is relatively complex and the walking frame is not easy to walk.

[0011] Preferably, the utility model also includes positioning pieces, the positioning pieces include articulated shafts and buckles, a plurality of articulated holes are arranged on the two force transmission rods along the length direction, and the articulated holes on the two force transmission rods are arranged one by one in correspondence; the articulated shafts pass through the corresponding articulated holes on the two force transmission rods in turn and are locked and positioned with the rod walls of the two force transmission rods through the buckles at both ends. When carrying curbs of different sizes, the length of the clamping end can be adjusted by adjusting the position of the articulated holes of the two force transmission rods, and the selection of the articulated holes should make the clamp minimize the distance from the clamping end to the articulated hole on the basis of being able to clamp the curb, so as to achieve the effect of saving labor on the basis of ensuring the basic function.

[0012] Preferably, the bottom wall of the supporting seat is pinned to the end of the two pull rods away from the force transmission rod. The effective connection between the pull rod and the supporting rod is realized through the supporting seat.

[0013] Preferably, the utility model also includes first pin shafts and second pin shafts, the supporting seat is square steel, the two pull rods each include two oppositely arranged rod bodies, one end of the two rod bodies is clamped on the two sides of the opening of the square steel, and the other end is clamped on the two sides of the supporting end of the force transmission rod; the first pin shafts are fixed on the inner bottom wall of the square steel, and one end of the two rod bodies is pinned to the first pin shaft; the second pin shaft passes through the other end of the two rod bodies and is pinned to the supporting end of the force transmission rod. The supporting rod is pinned to the pull rod through the supporting seat, and the pull rod is pinned to the force transmission rod, which can improve the stability of the clamp after clamping the curb and replace pull rods and force transmission rods of different lengths, thereby ensuring the clamping stability and the best labor saving when clamping different types of curbs.

[0014] Preferably, the walking frame includes a wheel shaft, a vertical rod and walking wheels, the bottom end of the vertical rod is articulated in the middle of the wheel shaft, and the walking wheels are rotationally connected to the end of the wheel shaft. The vertical rod can rotate around the wheel shaft, the clamp can clamp the curb by adjusting the angle of the vertical rod relative to the wheel shaft, the supporting end of the supporting rod can be used to carry the curb by prying the supporting rod downward, thereby saving time and labor.

[0015] Preferably, the top end of the vertical rod is fixed with a sliding sleeve, the rod body of the support rod penetrates the inner cavity of the sliding sleeve and its outer wall is in sliding abutment with the inner wall of the sliding sleeve, and the sliding sleeve is provided with a limiting piece to limit the sliding of the support rod. By adjusting the relative position between the support rod and the vertical rod, the labor-saving effect can be achieved.

[0016] Preferably, the clamping piece is an angle steel, the openings of the two angle steels are oppositely arranged, the angle steel has a horizontal plate and a vertical plate and can be in abutment with the top surface and the side wall of the curb respectively, and the clamping end of the force transmission rod is fixed on the panel of the horizontal plate of the angle steel. The curb is clamped by the two angle steels, the openings of the two angle steels are oppositely arranged to clamp the curb, and the clamping force is applied by the pull rod to clamp the curb.

[0017] Preferably, the angle steel is fixed with a non-slip pad opposite to the inner wall of the opening. The non-slip pad can increase the friction coefficient between the angle steel and the curb, so that the curb can be effectively clamped and transported.

[0018] Preferably, the mutual hinge points of the two force transmission rods are arranged close to the clamping end. The best labor-saving effect is ensured.

[0019] Compared with the prior art, the curb carrying trolley provided by the technical scheme has the advantages that: the curb is clamped by the clamp, the clamp force is provided to the clamp by the lever principle, the curb carrying operation is performed by the walking frame, the operation is more efficient and the consumption of labor is effectively reduced; the pull rod and the force transmission rod can be detached by the pin connection, in the operation condition that the walking frame cannot walk, the curb carrying operation can be performed by two workers holding the supporting end of the force transmission rod, and the use is more convenient. BRIEF DESCRIPTION OF DRAWINGS

[0020] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only embodiments of the present application, and other drawings can be obtained by the provided drawings without creative labor for those skilled in the art.

[0021] Figure 1 The carrying trolley structure schematic view provided by the present application is shown in the figure;

[0022] Figure 2 The clamp structure schematic view provided by the present application is shown in the figure;

[0023] Figure 3 The carrying trolley front view provided by the present application is shown in the figure;

[0024] Figure 4 The clamping fixture side view is provided.

[0025] Among them,

[0026] 1-walking frame; 11-stand; 12-wheel shaft; 13-walking wheel; 14-sliding sleeve; 2-supporting rod; 3-supporting seat; 4-pull rod; 5-clamp; 51-force transmission rod; 52-hinge hole; 53-hinge shaft; 54-biting piece; 6-curb; 7-first pin shaft; 8-second pin shaft. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0028] Referring to the drawings, Figures 1-4 The utility model discloses a curb carrying trolley, which comprises:

[0029] Walking frame 1,

[0030] Supporting rod 2, the axis of supporting rod 2 is parallel to the walking direction of walking frame 1 and is fixed at the top end thereof;

[0031] Clamp 5, clamp 5 comprises two force transmission rods 51 and two biting pieces 54, which are hingedly connected with each other, the two force transmission rods 51 each have a clamping end and a supporting end, and the two biting pieces 54 are fixed one by one on the clamping ends of the two force transmission rods 51 and can be clamped on the opposite two side walls of curb 6;

[0032] Pull rod 4, one end of the two pull rods 4 is respectively and correspondingly pinned with the supporting end of the two force transmission rods 51, and the other end is fixed on the front end bottom wall of supporting rod 2 opposite to the walking direction of walking frame 1 to provide clamping force for clamp 5.

[0033] As Figure 1 shown, the two force transmission rods are hingedly connected to form an X shape, the clamping ends are clamped on the two sides of the curb through the biting pieces, and the supporting rod can provide clamping force to the pull rod after lifting the curb, the pull rod makes the two biting pieces clamp the curb through the force transmission rod, and the curb is carried by pushing the walking frame at the end of the supporting rod. In this embodiment, curb is carried by lever principle, which can reduce the consumption of labor and save time and effort in the operation process.

[0034] In order to further optimize the above technical scheme, the positioning member includes a hinge shaft 53 and a buckle, and a plurality of hinge holes 52 are arranged at intervals along the length direction of the two force transmission rods 51, and the hinge holes 52 on the two force transmission rods 51 are arranged in one-to-one correspondence; the hinge shaft 53 penetrates the corresponding hinge holes 52 on the two force transmission rods 51 in sequence, and the two ends of the hinge shaft 53 are locked and positioned with the rod walls of the two force transmission rods 51 by the buckle. By penetrating the hinge holes at different positions with the hinge shaft, the distance between the hinge shaft and the clamping end of the force transmission rod can be adjusted, and the distance adjustment can meet the carrying of kerbs of different sizes. The selection of the hinge hole position gives priority to the principle that the distance between the hinge shaft and the clamping end of the force transmission rod is the shortest while the clamping member can be clamped on both sides of the kerb, so as to achieve the best labor-saving effect.

[0035] In order to further optimize the above technical scheme, the bottom wall of the support rod 2 at the front end is fixed with a support seat 3, and the bottom wall of the support seat 3 is pinned with the two pull rods 4 away from one end of the force transmission rod 51.

[0036] In order to further optimize the above technical scheme, the support seat 3 is a square steel, the two pull rods 4 each include two oppositely arranged rod bodies, one end of the two rod bodies is clamped on both sides of the opening of the square steel, and the other end is clamped on both sides of the supporting end of the force transmission rod 51; the first pin shaft 7 is fixed on the inner bottom wall of the square steel, and one end of the two rod bodies is pinned with the first pin shaft 7; the second pin shaft 8 penetrates the other end of the two rod bodies and is pinned with the supporting end of the force transmission rod 51.

[0037] The support rod, the pull rod and the force transmission rod are pinned two by two, which on the one hand facilitates the disassembly and replacement of pull rods and force transmission rods of different lengths to meet the carrying operation of kerbs of different specifications and sizes, and on the other hand the pinning mode enables the support rod to provide sufficient clamping force to ensure the stability of the kerb during the carrying process after the kerb is lifted, preventing the kerb from falling off the clamp.

[0038] In the embodiment, the walking frame 1 includes a wheel shaft 12, a vertical rod 11 and a walking wheel 13, the bottom end of the vertical rod 11 is hinged to the middle part of the wheel shaft 12, and the walking wheel 13 is rotationally connected to the end part of the wheel shaft 12. The walking wheel and the wheel shaft realize the walking function of the carrying trolley, the vertical rod is hinged with the wheel shaft, so that the vertical rod can rotate around the wheel shaft, the kerb is clamped by moving the support pipe downward at the front end, the kerb is lifted by pressing the support rod downward at the rear end by the operation worker, and the carrying of the kerb is realized by pushing the support rod.

[0039] In order to further optimize the above technical solution, the top end of the vertical rod 11 is fixed with a sliding sleeve 14, the rod body of the support rod 2 penetrates the inner cavity of the sliding sleeve 14 and the outer wall thereof is in sliding abutment with the inner wall of the sliding sleeve 14, and the sliding sleeve 14 is provided with a limiting piece to limit the sliding of the support rod 2. The vertical rod serves as the support point of the support rod, the support rod can slide along the sliding sleeve, the distance between the support point and the clamp is adjusted through sliding, and through the adjustment of the distance combined with the lever principle, the most labor-saving effect can be achieved.

[0040] In order to further optimize the above technical solution, the occlusion piece 54 is an angle steel, the openings of the two angle steels are oppositely arranged, the angle steel has a horizontal plate and a vertical plate and can be in abutment with the top surface and the side wall of the curb 6 respectively, and the clamping end of the force transmission rod 51 is fixed on the panel of the horizontal plate of the angle steel.

[0041] The two angle steels are occluded at the top end of the curb, and the curb is carried through the top clamping mode.

[0042] In order to further optimize the above technical solution, the friction coefficient between the angle steel and the curb is improved, and it is ensured that the curb will not be separated from the clamp during the carrying process. The angle steel is fixed with an anti-skid pad relative to the inner wall of the opening thereof.

[0043] In order to further optimize the above technical solution, the mutual hinge points of the two force transmission rods 51 are arranged close to the clamping end thereof.

[0044] The various embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same and similar parts between various embodiments can be referred to each other. For the device disclosed by the embodiments, since it corresponds to the method disclosed by the embodiments, the description is relatively simple, and the related parts can be referred to the method part.

[0045] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A curbstone transport trolley, characterized in that, include: Walking frame (1), Support rod (2), the axis of which is parallel to the walking direction of the walking frame (1) and fixed at its top; The clamp (5) includes two force transmission rods (51) hinged to each other and two engagement parts (54). The two force transmission rods (51) each have a clamping end and a supporting end. The two engagement parts (54) are respectively fixed to the clamping ends of the two force transmission rods (51) and can be clamped on the opposite side walls of the curbstone (6). Pull rods (4), one end of each of the two pull rods (4) is pinned to the support end of the two force transmission rods (51), and the other end is fixed to the front bottom wall of the support rod (2) in the direction of travel of the walking frame (1) to provide clamping force to the clamp (5); The positioning component includes a hinge shaft (53) and a buckle. The two force transmission rods (51) have multiple hinge holes (52) arranged at intervals along their length direction. The multiple hinge holes (52) on the two force transmission rods (51) are arranged one-to-one. The hinge shaft (53) passes through the corresponding hinge holes (52) on the two force transmission rods (51) in sequence, and both ends of the shaft are locked and positioned with the rod walls of the two force transmission rods (51) by the buckle.

2. The curbstone transport trolley according to claim 1, characterized in that, The support rod (2) has a support base (3) fixed to its front bottom wall. The bottom wall of the support base (3) is pinned to the ends of the two pull rods (4) away from the force transmission rod (51).

3. A curbstone transport trolley according to claim 2, characterized in that, It also includes a first pin (7) and a second pin (8). The support base (3) is a square steel. Each of the two tie rods (4) includes two oppositely arranged rods. One end of the two rods is clamped on both sides of the opening of the square steel, and the other end is clamped on both sides of the support end of the force transmission rod (51). The first pin (7) is fixed on the inner bottom wall of the square steel. One end of the two rods is pinned to the first pin (7). The second pin (8) passes through the other end of the two rods and is pinned to the support end of the force transmission rod (51).

4. The curbstone transport trolley according to claim 1, characterized in that, The walking frame (1) includes a wheel axle (12), a vertical pole (11) and a walking wheel (13). The bottom end of the vertical pole (11) is hinged to the middle of the wheel axle (12), and the walking wheel (13) is rotatably connected to the end of the wheel axle (12).

5. A curbstone transport trolley according to claim 4, characterized in that, The top of the upright (11) is fixed with a sliding sleeve (14), the rod body of the support rod (2) passes through the inner cavity of the sliding sleeve (14) and its outer wall slides against the inner wall of the sliding sleeve (14), and the sliding sleeve (14) is provided with a limiting member to restrict the sliding of the support rod (2).

6. A curbstone transport trolley according to claim 4, characterized in that, The interlocking member (54) is an angle steel, and the openings of the two angle steels are arranged opposite each other. The angle steel has a horizontal plate and a vertical plate, which can respectively abut against the top surface and side wall of the curbstone (6); the clamping end of the force transmission rod (51) is fixed on the panel of the horizontal plate of the angle steel.

7. A curbstone transport trolley according to claim 6, characterized in that, The angle steel is fixed with an anti-slip pad relative to the inner wall of its opening.

8. A curbstone transport trolley according to claim 1, characterized in that, The hinge points of the two force transmission rods (51) are arranged close to their clamping ends.

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