Track construction material conveying device

By introducing frustum-shaped wheels, spring ball bearing correction structures, and hydraulic telescopic rod clamping plates into the material conveying device, the problems of offset and slippage of the material conveying device were solved, and the stability and safety of the device were improved.

CN224197754UActive Publication Date: 2026-05-05XIAN RAILWAY SURVEY & DESIGN INST CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
XIAN RAILWAY SURVEY & DESIGN INST CO LTD
Filing Date
2025-05-20
Publication Date
2026-05-05

AI Technical Summary

Technical Problem

Existing material conveying devices are prone to deviation during transportation due to excessive material weight, resulting in uneven wheel wear and track damage, and they are unable to effectively clamp the material, causing the material to slip.

Method used

The design employs a base plate, a track, a moving correction mechanism, and a clamping mechanism. The moving correction mechanism corrects the offset using a frustum-shaped wheel and a spring ball structure, while the clamping mechanism achieves stable clamping of the material using a hydraulic telescopic rod clamping plate.

Benefits of technology

This effectively avoids uneven wheel wear and track damage, ensuring that materials do not slip during transportation and improving the stability and safety of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to a rail construction material conveying device. An existing material conveying device is prone to deviation due to the fact that materials are too heavy in the transportation process, and the materials are usually directly stacked and placed and cannot be clamped. The device comprises a base plate and two rails, and further comprises a movable deviation rectifying mechanism and a clamping mechanism. The upper end surface of the track is arc-shaped; the movable deviation rectifying mechanism comprises a connecting piece, a moving assembly and two deviation rectifying assemblies, the connecting piece is arranged at the bottom of the base plate, the moving assembly penetrates through the connecting piece and is slidably arranged on the two rails, and the deviation rectifying assemblies are arranged at the two ends of the moving assembly correspondingly and are slidably connected with the rails; the moving assembly comprises a rotating shaft and two wheels, the rotating shaft penetrates through the connecting piece, the wheels are arranged at the two ends of the rotating shaft respectively and slidably arranged on the track, and the wheels are in a circular truncated cone shape with the outer side diameter smaller than the inner side diameter. The clamping mechanism is arranged at the upper end of the base plate. The device can be prevented from deviating, and materials can be clamped.
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Description

Technical Field

[0001] This utility model relates to the field of track construction technology, specifically to a track construction material conveying device. Background Technology

[0002] Track construction material conveying equipment refers to the equipment used to transport materials from one location to another during track construction. The conveying equipment plays a vital role in track construction, ensuring the continuity and efficiency of the construction process.

[0003] Existing material conveying devices are prone to deviation during transportation due to excessive material weight, resulting in uneven wheel wear and potential track damage due to uneven stress. Furthermore, existing conveying devices typically stack materials directly without clamping them, which can easily lead to materials slipping during movement.

[0004] Therefore, there is an urgent need for a conveying device that is not prone to deviation and can clamp materials. Summary of the Invention

[0005] The purpose of this invention is to provide a material conveying device for track construction, so as to at least solve the problems of current material conveying devices being prone to deviation and unable to clamp materials.

[0006] To achieve the above objectives, the technical solution adopted by this utility model is as follows:

[0007] A track construction material conveying device includes a base plate and two tracks, and also includes a moving correction mechanism and a clamping mechanism.

[0008] The upper surface of the track has an arc-shaped structure;

[0009] The movable correction mechanism includes a connector, a movable component, and two correction components. The connector is disposed at the bottom of the base plate. The movable component passes through the connector and is slidably disposed on the two tracks. The correction components are respectively disposed at both ends of the movable component and are slidably connected to the tracks.

[0010] The moving component includes a rotating shaft and two wheels. The rotating shaft passes through the connector, and the wheels are respectively disposed at both ends of the rotating shaft and are slidably disposed on the track. The wheels are truncated cones with an outer diameter smaller than the inner diameter.

[0011] The clamping mechanism is located on the upper end of the substrate.

[0012] Furthermore, the connector includes an inverted U-shaped plate, the top of which is disposed at the bottom of the substrate, and through holes are provided at both the left and right ends of the inverted U-shaped plate.

[0013] Furthermore, each of the through holes is equipped with a bearing, and the rotating shaft passes through the inner ring of the bearing.

[0014] Furthermore, the correction assembly includes two circular plates, multiple springs, and multiple ball bearings. The circular plates are disposed on the rotating shaft and located between the inverted U-shaped plate and the wheel. Multiple blind grooves are formed on the side of the circular plates near the wheel, and the springs are respectively disposed in the blind grooves. The ball bearings are respectively disposed on the ends of the springs away from the blind grooves, and the ball bearings are slidably connected to the track.

[0015] Furthermore, the clamping mechanism includes multiple support components and clamping components. The support components are symmetrically arranged on both sides of the substrate, and the clamping components are slidably disposed on the substrate and the support components.

[0016] Furthermore, the support assembly includes multiple support plates and guide posts, with the support plates respectively disposed on the side end of the base plate near the edge, and the guide posts connected between the support plates.

[0017] Furthermore, the clamping assembly includes multiple hydraulic telescopic rods and multiple clamping plates. The hydraulic telescopic rods are disposed on the upper surface of the substrate near the edge, and the clamping plates are disposed between the hydraulic telescopic rods and respectively connected to one end of the hydraulic telescopic rods.

[0018] Furthermore, the bottom of the clamping plate is inverted U-shaped, and round holes are provided at both ends of the inverted U-shape. The guide post is provided through the round holes, and the top of the inverted U-shape is attached to the upper surface of the substrate.

[0019] Furthermore, the vertical cross-section of the track is I-shaped.

[0020] Furthermore, a push handle is provided on the upper surface of the substrate.

[0021] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0022] This utility model provides a material conveying device for track construction, comprising a base plate, a track, a movable correction mechanism, and a clamping mechanism. The movable correction mechanism is located at the bottom of the base plate and on the track, while the clamping mechanism is located at the top of the base plate. The upper end face of the track is arc-shaped. By setting the wheels of the movable correction mechanism as frustum-shaped cones with an outer diameter smaller than the inner diameter, the wheels can be prevented from slipping off the track. The deformation of the springs on the cone plates allows for fine-tuning of the wheel position, preventing the device from shifting due to excessive material weight, thus avoiding uneven wheel wear and track damage due to uneven force. By simultaneously activating two hydraulic telescopic rods, the rod heads drive two clamping plates to move towards the material, clamping the material until the two clamping plates tightly hold the material, thereby preventing the material from slipping during movement. Attached Figure Description

[0023] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other embodiments can be obtained from these drawings without creative effort.

[0024] Figure 1 This is a schematic diagram of the structure of this utility model;

[0025] Figure 2 This is a schematic diagram of the moving correction component;

[0026] Figure 3 This is an exploded view of the moving correction component;

[0027] Figure 4 This is an exploded view of the clamping component;

[0028] The diagram is labeled as follows:

[0029] 1-Substrate, 2-Track,

[0030] 3-Moving correction assembly, 301-Shaft, 302-Wheel, 303-Circular plate, 304-Blind groove, 305-Spring, 306-Ball bearing, 307-Inverted U-shaped plate, 308-Through hole.

[0031] 4-Clamping assembly, 401-Hydraulic telescopic rod, 402-Clamping plate, 403-Support plate, 404-Guide post, 405-Round hole.

[0032] 5-Push handle, 6-Anti-slip rubber sleeve. Detailed Implementation

[0033] To facilitate understanding of this utility model, a more complete description will be given below with reference to the accompanying drawings. The drawings illustrate preferred embodiments of this utility model. However, this utility model can be implemented in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided to provide a more thorough and complete understanding of the disclosure of this utility model.

[0034] In the description of this utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0035] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "setting" should be interpreted broadly. For example, they can refer to a fixed connection or setting, a detachable connection or setting, or an integral connection or setting. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0036] Example:

[0037] like Figure 1 As shown, this embodiment provides a track construction material conveying device, including a base plate 1 and two tracks 2, and also includes a movable correction mechanism 3 and a clamping mechanism 4. The movable correction mechanism 3 is disposed at the bottom of the base plate 1 and located on the tracks 2, and the clamping mechanism 4 is disposed at the upper end of the base plate 1.

[0038] Specifically, the vertical cross-section of track 2 is I-shaped, and the upper surface of track 2 is an upward-curving arc structure.

[0039] Among them, such as Figure 2 As shown, the movable correction mechanism 3 includes a connector, a movable component and two correction components. The connector is located at the bottom of the base plate 1. The movable component passes through the connector and is slidably mounted on the two tracks 2. The correction components are respectively located at both ends of the movable component and are slidably connected to the tracks 2.

[0040] Specifically, the connector includes an inverted U-shaped plate 307. The top of the inverted U-shaped plate 307 is welded to the bottom of the substrate 1. Both ends of the inverted U-shaped plate 307 have through holes 308. The two through holes 308 are symmetrically arranged, and each through hole 308 is equipped with a bearing. The bottom corners at both ends of the inverted U-shaped plate 307 are rounded.

[0041] like Figure 3 As shown, the moving assembly includes a rotating shaft 301 and two wheels 302. The rotating shaft 301 is disposed through a connecting piece and passes through the inner ring of the bearing in the through hole 308. Both ends of the rotating shaft 301 extend to the outer side of the inverted U-shaped plate 307. The wheels 302 are respectively welded to both ends of the rotating shaft 301 and are slidably disposed on the track 2. The surface of the track 2 is arc-shaped, which can increase the contact area between the track 2 and the wheels 302, thereby reducing the possibility of device deviation. The wheels 302 are frustum-shaped with an outer diameter smaller than the inner diameter. When a material sleeper is placed on the base plate 1, the wheels 302 at both ends of the rotating shaft 301 will be subjected to vertical pressure, thereby generating a mutual inward pushing force, which can keep the wheels 302 on the track 2, thereby preventing the wheels 302 from slipping off the track 2.

[0042] The correction assembly includes two circular plates 303, multiple springs 305, and multiple balls 306. The circular plates 303 are welded to the rotating shaft 301 and fit between the inverted U-shaped plate 307 and the wheel 302. A ring of blind grooves 304 is evenly opened on the side of the circular plate 303 near the wheel 302. The blind grooves 304 are distributed on the outer periphery of the inner edge of the wheel 302. Springs 305 are respectively installed in the blind grooves 304. Balls 306 are welded to the ends of the springs 305 away from the blind grooves 304. The balls 306 are slidably connected to the track 2.

[0043] When the device deviates during movement, the ball bearing 306 in contact with the track 2 in the direction of deviation will be squeezed, causing the spring 305 to be compressed and deformed. The extension force of the spring 305 will be transmitted to the wheel 302 through the circular plate 303 and the rotating shaft 301, causing the position of the wheel 302 to be slightly adjusted, thereby correcting the deviation of the device and ensuring that the device runs stably on the track 2.

[0044] Specifically, the clamping mechanism 4 includes two support components and a clamping component. The two support components are symmetrically arranged on the left and right sides of the substrate 1, and the clamping component is slidably arranged on the substrate 1 and the support components.

[0045] Among them, such as Figure 4 As shown, the support assembly includes two support plates 403 and a guide post 404. The support plates 403 are welded to the side of the substrate 1 near the edge, and the guide post 404 is bolted between the two support plates 403. The two corners of the support plate 403 on the side away from the substrate 1 are rounded.

[0046] The clamping assembly includes two hydraulic telescopic rods 401 and two clamping plates 402. The hydraulic telescopic rods 401 are fixed to the upper surface of the base plate 1 near the front and rear edges by bolts. The clamping plates 402 are disposed between the two hydraulic telescopic rods 401 and are respectively connected to the rod heads of the hydraulic telescopic rods 401 by bolts.

[0047] The bottom of the clamping plate 402 is inverted U-shaped, and both ends of the inverted U-shape are provided with round holes 405. The two round holes 405 are symmetrically arranged, and the round holes 405 on the two clamping plates 402 are also symmetrically arranged. The guide post 404 passes through the round holes 405 on the two clamping plates 402. The top of the inverted U-shape at the bottom of the clamping plate 402 is in contact with the upper surface of the substrate 1. The clamping plate 402 can slide back and forth on the substrate 1. The substrate 1 can make the movement of the clamping plate 402 more stable. The guide post 404 provides guidance for the movement of the clamping plate 402, ensuring that the clamping plate 402 will not deviate during the movement, thereby improving the clamping accuracy. The corners at the top and bottom of the clamping plate 402 are rounded.

[0048] When it is necessary to clamp the material sleeper, first place the sleeper to be transported in a suitable position between the two clamping plates 402 on the base plate 1, and then simultaneously activate the two hydraulic telescopic rods 401, so that the rod heads of the two hydraulic telescopic rods 401 respectively drive the two clamping plates 402 to move towards the sleeper until the two clamping plates 402 clamp the sleeper, ensuring that the sleeper will not slip during the transport process.

[0049] In this embodiment, a push handle 5 is fixed to the upper surface of the substrate 1 near the edge by bolts. An anti-slip rubber sleeve 6 is fitted onto the push handle 5. When the device needs to be moved, the operator holds the push handle 5 and pushes the device to move on the track 2. The anti-slip rubber sleeve 6 can increase the friction when the operator holds the push handle 5, prevent the hand from slipping, and thus improve the safety of operation.

[0050] The above-described specific examples are for illustrative purposes only and are not intended to limit the scope of this invention. Those skilled in the art to which this invention pertains can make various simple deductions, modifications, or substitutions based on the concept of this invention.

Claims

1. A track construction material conveying device, comprising a base plate (1) and two tracks (2), characterized in that: It also includes a moving correction mechanism (3) and a clamping mechanism (4); The upper surface of the track (2) is an arc-shaped structure; The movable correction mechanism (3) includes a connector, a movable component and two correction components. The connector is disposed at the bottom of the base plate (1). The movable component passes through the connector and is slidably disposed on the two tracks (2). The correction components are respectively disposed at both ends of the movable component and are slidably connected to the tracks (2). The moving component includes a rotating shaft (301) and two wheels (302). The rotating shaft (301) passes through the connector. The wheels (302) are respectively disposed at both ends of the rotating shaft (301) and are slidably disposed on the track (2). The wheels (302) are frustum-shaped with an outer diameter smaller than the inner diameter. The clamping mechanism (4) is disposed on the upper end of the substrate (1).

2. The track construction material conveying device according to claim 1, characterized in that: The connector includes an inverted U-shaped plate (307), the top of which is disposed at the bottom of the substrate (1), and through holes (308) are provided at both the left and right ends of the inverted U-shaped plate (307).

3. The track construction material conveying device according to claim 2, characterized in that: Each of the through holes (308) is equipped with a bearing, and the rotating shaft (301) passes through the inner ring of the bearing.

4. A track construction material conveying device according to claim 2, characterized in that: The correction assembly includes two circular plates (303), multiple springs (305), and multiple balls (306). The circular plates (303) are disposed on the rotating shaft (301) and located between the inverted U-shaped plate (307) and the wheel (302). Multiple blind grooves (304) are provided on the side of the circular plates (303) near the wheel (302). The springs (305) are respectively disposed in the blind grooves (304). The balls (306) are respectively disposed at the ends of the springs (305) away from the blind grooves (304). The balls (306) are slidably connected to the track (2).

5. A track construction material conveying device according to claim 1, characterized in that: The clamping mechanism (4) includes multiple support components and clamping components. The support components are symmetrically arranged on both sides of the substrate (1), and the clamping components are slidably arranged on the substrate (1) and the support components.

6. A track construction material conveying device according to claim 5, characterized in that: The support assembly includes multiple support plates (403) and guide posts (404). The support plates (403) are respectively disposed on the side end of the substrate (1) near the edge, and the guide posts (404) are connected between the support plates (403).

7. A track construction material conveying device according to claim 6, characterized in that: The clamping assembly includes multiple hydraulic telescopic rods (401) and multiple clamping plates (402). The hydraulic telescopic rods (401) are disposed on the upper surface of the substrate (1) near the edge. The clamping plates (402) are disposed between the hydraulic telescopic rods (401) and are respectively connected to one end of the hydraulic telescopic rods (401).

8. A track construction material conveying device according to claim 7, characterized in that: The bottom of the clamping plate (402) is inverted U-shaped, and round holes (405) are provided at both ends of the inverted U-shape. The guide post (404) is provided through the round holes (405), and the top of the inverted U-shape is in contact with the upper surface of the substrate (1).

9. A track construction material conveying device according to claim 1, characterized in that: The vertical cross-section of the track (2) is I-shaped.

10. A track construction material conveying device according to claim 1, characterized in that: A push handle (5) is provided on the upper surface of the substrate (1).