CN217839767U - Novel culvert platform truck - Google Patents

Abstract

The utility model discloses a new type of culvert trolley, which comprises a self-propelled trolley and a bottom plate. The bottom plate is installed on the upper end of the self-propelled trolley. A hydraulic cylinder is fixedly installed, the output end of the hydraulic cylinder is connected with a side support plate, a telescopic rod is fixedly installed on the upper surface of the bottom plate, an upper support plate is installed on the upper end of the telescopic rod, and the bottom plate and the upper support plate A lifting mechanism is connected between them; the lifting mechanism includes a fixed block, a guide slide rod, a first U-shaped block, a second U-shaped block, a first rotating rod, and a second rotating rod. The utility model replaces the original hydraulic drive by setting a lifting mechanism, so that the overall stability after lifting is stronger and avoids potential safety hazards in the later stage; and by setting a driving component, two two-way threaded rods can be rotated synchronously , so that the lifting of both sides of the upper support plate is more synchronized, avoiding damage to the equipment caused by jamming.

Description

A new type of culvert trolley

technical field

The utility model relates to the related technical field of a culvert trolley, in particular to a novel culvert trolley.

Background technique

Culverts refer to the drainage channels that are built under the roadbed and built below the road surface in order to make the road pass through the canal smoothly in the construction of highway projects; thus, corresponding culvert trolleys will be used for construction; but the culverts currently on the market For trolleys, hydraulic cylinders are often used for lifting and lowering the upper support plate, which will cause poor support stability in the later stage, and the hydraulic cylinder is easy to be damaged under long-term support; thus bringing certain safety hazards to the project.

Utility model content

The purpose of the utility model is to provide a new type of culvert trolley to solve the problem that the support plate on the culvert trolley currently on the market has poor stability after lifting and may cause potential safety hazards.

In order to solve the above technical problems, the utility model provides the following technical solutions: a new type of culvert trolley, including a self-propelled trolley and a bottom plate, the bottom plate is installed on the upper end of the self-propelled trolley, and the upper surface of the bottom plate is installed with H Type frame, a hydraulic cylinder is fixedly installed on the H-type frame, the output end of the hydraulic cylinder is connected with a side support plate, a telescopic rod is fixedly installed on the upper surface of the bottom plate, and an upper support is installed on the upper end of the telescopic rod plate, a lifting mechanism is connected between the bottom plate and the upper support plate; the lifting mechanism includes a fixed block, a guide bar, a first U-shaped block, a second U-shaped block, a first rotating rod, a second rotating rod, and a strip Groove, two-way threaded rod, first threaded block and second threaded block, the fixed block is fixedly connected to the lower end surface of the upper support plate, the guide slide rod is fixedly connected between the two fixed blocks, the first U Both the block and the second U-shaped block are slidably socketed on the periphery of the guide bar, the first rotating rod is rotationally connected with the second U-shaped block through the rotating shaft, and the second rotating rod is connected with the first U-shaped block through the rotating shaft Rotational connection, the strip groove is set on the upper surface of the bottom plate, the two-way threaded rod is rotatably connected in the strip groove through a bearing, and the first threaded block and the second threaded block are both threaded on the two-way threaded rod Periphery, the drive assembly is connected to the bottom plate.

Further, the upper end surface of the bottom plate is respectively provided with a mounting groove and a strip-shaped through groove.

Further, the driving assembly includes a servo motor, a driving pulley, a driven pulley and a linkage belt, the servo motor is fixedly installed inside the installation groove, the driving pulley is installed at the output end of the servo motor, and the driven The pulley is fixedly connected to the end of the two-way threaded rod, and the linkage belt is wound around the periphery of the driving pulley and the driven pulley.

Further, the first rotating rod and the second rotating rod are designed in a cross shape, and the intersection of the first rotating rod and the second rotating rod is rotationally connected by a rotating shaft.

Further, the upper end surface of the second U-shaped block is not in contact with the lower end surface of the upper support plate.

Compared with the prior art, the beneficial effects achieved by the utility model are:

1. The new culvert trolley replaces the original hydraulic drive by setting a lifting mechanism, so that the overall stability after lifting is stronger and avoids potential safety hazards in the later stage; The rod can be rotated synchronously, so that the lifting and lowering of both sides of the upper support plate is more synchronized, avoiding jamming and causing damage to the equipment.

Description of drawings

The accompanying drawings are used to provide a further understanding of the utility model, and constitute a part of the description, and are used to explain the utility model together with the embodiments of the utility model, and do not constitute a limitation to the utility model. In the attached picture:

Fig. 1 is a three-dimensional schematic diagram of an embodiment of the utility model;

Fig. 2 is a structural front view of an embodiment of the utility model;

Fig. 3 is a structural bottom view of the bottom plate of an embodiment of the present invention.

In the figure: 1. Automatic walking trolley; 2. Bottom plate; 3. H-shaped frame; 4. Hydraulic cylinder; 5. Side support plate; 6. Telescopic rod; 7. Upper support plate; 8. Fixed block; 9. Guide Slide bar; 10, first U-shaped block; 11, second U-shaped block; 12, first rotating rod; 13, second rotating rod; 14, strip groove; 15, installation groove; 16, strip through groove ; 17, two-way threaded rod; 18, the first threaded block; 19, the second threaded block; 20, the servo motor; 21, the driving pulley; 22, the driven pulley; 23, the linkage belt.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a new type of culvert trolley, including a self-propelled trolley 1 and a bottom plate 2, the bottom plate 2 is installed on the upper end of the self-propelled trolley 1, and the bottom plate 2 An H-shaped frame 3 is installed on the upper surface, and a hydraulic cylinder 4 is fixedly installed on the H-shaped frame 3. The output end of the hydraulic cylinder 4 is connected with a side support plate 5, and the upper surface of the bottom plate 2 is fixedly installed with a telescopic rod. 6. An upper support plate 7 is installed on the upper end of the telescopic rod 6, and a lifting mechanism is connected between the bottom plate 2 and the upper support plate 7; the lifting mechanism includes a fixed block 8, a guide rod 9, and a first U-shaped block 10 , the second U-shaped block 11, the first rotating rod 12, the second rotating rod 13, the strip groove 14, the two-way threaded rod 17, the first threaded block 18 and the second threaded block 19, and the fixed block 8 is fixedly connected to The lower end surface of the upper support plate 7, the guide bar 9 is fixedly connected between two fixed blocks 8, and the first U-shaped block 10 and the second U-shaped block 11 are both slidably sleeved on the guide bar 9 Peripherally, the first rotating rod 12 is rotationally connected with the second U-shaped block 11 through a rotating shaft, the second rotating rod 13 is rotationally connected with the first U-shaped block 10 through a rotating shaft, and the strip-shaped groove 14 is opened on the bottom plate 2 The upper end surface of the two-way threaded rod 17 is rotatably connected in the bar groove 14 through a bearing, and the first threaded block 18 and the second threaded block 19 are all threaded on the periphery of the two-way threaded rod 17, and the bottom plate 2 A driver assembly is connected to it.

In this embodiment, by setting the telescopic rod 6, the upper support plate 7 will not move laterally when moving up and down, so as to prevent the upper support plate 7 from cooperating with the guide slide bar 9, the first U-shaped block 10 and the second U-shaped block. Two U-shaped blocks 11 produce sideways movement, which further improves the stability of use. Among them, only the upper support plate 7 is lifted and lowered, because the force in the vertical direction is the largest, and accidents are easy to occur, while the outer surface of the two-way threaded rod 17 The thread of the thread is designed in two directions, so that after the two-way threaded rod 17 is rotated, the first threaded block 18 and the second threaded block 19 can move relatively or oppositely.

Specifically, the upper surface of the bottom plate 2 is respectively provided with a mounting groove 15 and a strip-shaped through groove 16 .

Specifically, the driving assembly includes a servo motor 20, a driving pulley 21, a driven pulley 22 and a linkage belt 23, the servo motor 20 is fixedly installed in the installation groove 15, and the driving pulley 21 is installed on the servo motor 20 The output end of the driven belt pulley 22 is fixedly connected to the end of the two-way threaded rod 17, and the linkage belt 23 is wound around the periphery of the driving pulley 21 and the driven pulley 22.

In this embodiment, by setting the servo motor 20, the driving belt pulley 21, the driven belt pulley 22 and the linkage belt 23, the two bidirectional threaded rods 17 can rotate synchronously, so that the lifting of the upper support plate 7 is not affected. Stuck and stopped.

Specifically, the first rotating rod 12 and the second rotating rod 13 are designed in a cross shape, and the intersection of the first rotating rod 12 and the second rotating rod 13 is rotationally connected by a rotating shaft.

Specifically, the upper end surface of the second U-shaped block 11 is not in contact with the lower end surface of the upper support plate 7 .

The working principle of the utility model: when the whole new culvert trolley is in use, first push the bottom plate 2 to the designated position with the automatic walking trolley 1, when the upper support plate 7 and the side support plate 5 need to be unfolded, start The hydraulic cylinder 4, the hydraulic cylinder 4 will push the side support plate 5 to move; while the movement of the upper support plate 7 needs to start the servo motor 20, the servo motor 20 drives the driving belt pulley 21 to rotate, and the driving belt pulley 21 cooperates with the linkage belt 23 Let the driven belt pulley 22 drive the two-way threaded rod 17 to rotate, so that the first threaded block 18 and the second threaded block 19 on a two-way threaded rod 17 are relatively moved. The two rotating rods 13 produce cross rotation, and then cooperate with the upper guide bar 9, the first U-shaped block 10 and the second U-shaped block 11 to support the upper support plate 7, so as to achieve the adjustment of the height of the upper support plate 7 and achieve the final Requirements.

Finally, it should be noted that: the basic concept has been described above, and obviously, for those skilled in the art, the above detailed disclosure is only an example, and does not constitute a limitation to this specification. Although not expressly stated here, those skilled in the art may make various modifications, improvements and corrections to this description. Such modifications, improvements and corrections are suggested in this specification, so such modifications, improvements and corrections still belong to the spirit and scope of the exemplary embodiments of this specification. Meanwhile, this specification uses specific words to describe the embodiments of this specification. For example, "one embodiment", "an embodiment", and/or "some embodiments" refer to a certain feature, structure or characteristic related to at least one embodiment of this specification. Therefore, it should be emphasized and noted that two or more references to "an embodiment" or "an embodiment" or "an alternative embodiment" in different places in this specification do not necessarily refer to the same embodiment . In addition, certain features, structures or characteristics in one or more embodiments of this specification may be properly combined. In addition, unless explicitly stated in the claims, the order of processing elements and sequences described in this specification, the use of numbers and letters, or the use of other names are not used to limit the sequence of processes and methods in this specification.

Finally, it should be noted that: the above is only a preferred embodiment of the utility model, and is not intended to limit the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for those skilled in the art , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements for some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims (5)

1. The utility model provides a novel culvert platform truck, includes automatic walking platform truck (1) and bottom plate (2), the upper end at automatic walking platform truck (1) is installed in bottom plate (2), the upper end surface mounting of bottom plate (2) has H type frame (3), its characterized in that: a hydraulic cylinder (4) is fixedly mounted on the H-shaped frame (3), the output end of the hydraulic cylinder (4) is connected with a side supporting plate (5), a telescopic rod (6) is fixedly mounted on the surface of the upper end of the bottom plate (2), an upper supporting plate (7) is mounted at the upper end of the telescopic rod (6), and a lifting mechanism is connected between the bottom plate (2) and the upper supporting plate (7); elevating system includes fixed block (8), leads slide bar (9), first U type piece (10), second U type piece (11), first rotary rod (12), second rotary rod (13), bar groove (14), two-way threaded rod (17), first screw thread piece (18) and second screw thread piece (19), fixed block (8) fixed connection is at the lower extreme surface of last fagging (7), it connects between two fixed blocks (8) to lead slide bar (9) fixed connection, first U type piece (10) and second U type piece (11) all slide and cup joint in the periphery of leading slide bar (9), first rotary rod (12) rotate through pivot and second U type piece (11) and are connected, second rotary rod (13) rotate through pivot and first U type piece (10) and are connected, the upper end surface at bottom plate (2) is seted up to bar groove (14), two-way threaded rod (17) rotate through the bearing and connect in bar groove (14), first screw thread cup joint piece (18) and second screw thread piece (19) are all connected with on two-way threaded rod drive assembly (17), peripheral drive assembly (17).

2. The novel culvert trolley of claim 1, characterized in that: the upper end surface of the bottom plate (2) is respectively provided with a mounting groove (15) and a strip-shaped through groove (16).

3. The novel culvert trolley of claim 1, characterized in that: drive assembly includes servo motor (20), initiative belt pulley (21), driven belt pulley (22) and linkage belt (23), servo motor (20) fixed mounting is in the inside of mounting groove (15), the output at servo motor (20) is installed in initiative belt pulley (21), driven belt pulley (22) fixed connection is at the tip of two-way threaded rod (17), the periphery at initiative belt pulley (21) and driven belt pulley (22) is twined in linkage belt (23).

4. The novel culvert trolley of claim 1, characterized in that: the first rotating rod (12) and the second rotating rod (13) are in a cross design, and the cross position of the first rotating rod (12) and the second rotating rod (13) is rotatably connected through a rotating shaft.

5. The novel culvert trolley of claim 1, characterized in that: the upper end surface of the second U-shaped block (11) is designed to be not contacted with the lower end surface of the upper supporting plate (7).

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