Duct piece conveying trolley

Abstract

The utility model relates to a duct piece transporting trolley which comprises a trolley body device, a power wheel device, a bracket device and a control device, the power wheel device, the bracket device and the control device are installed on the trolley body device, and the control device is respectively and electrically connected with the power wheel device and the bracket device. The power wheel device adjusts the advancing direction of the vehicle body device according to a control signal of the control device, and the bracket device lifts and rotates to adjust the moving angle of the tunnel segment. The control device comprehensively controls the whole duct piece conveying trolley, independent control operation of the duct piece conveying trolley can be achieved, and the automation degree is high. The bracket device provides lifting support for the tunnel segment, and the bracket device can rotate relative to the vehicle body device, so that the lifting angle of the tunnel segment is adjusted, the tunnel segment is conveniently and flexibly borne, and the assembling or lifting angle of the tunnel segment is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to transportation technical field especially relates to a segment transport trolley. BACKGROUND

[0002] In the construction or production process, tunnel segments need to be moved and transported to different work positions. The weight of the tunnel segments is large, and the segment transport trolley needs to have good load-bearing performance and mobility to adapt to different application scenarios.

[0003] As disclosed in document CN115749875A, a self-adaptive segment leveling transport vehicle and a segment transport system are disclosed, wherein the transport vehicle includes a transport vehicle chassis and at least one set of support mechanisms mounted on the transport vehicle chassis, which support and position the tunnel segments.

[0004] However, the existing segment transport trolley is relatively single in the moving direction, usually moving along the guide rail, and cannot flexibly adjust the direction of travel. In addition, the segment transport trolley cannot adjust the transport angle of the tunnel segments it carries, thereby increasing the difficulty of hoisting or assembling the tunnel segments after they are transported into place, and also increasing the technical difficulty of loading the tunnel segments. SUMMARY

[0005] To overcome the problems in the related art, the utility model embodiment provides a segment transport trolley to solve the technical problems that the trolley is difficult to adjust the direction of travel and the tunnel segments are difficult to adjust the direction after being transported.

[0006] According to the first aspect of the utility model embodiment, a segment transport trolley is provided, which includes a vehicle body device, a power wheel device mounted on the vehicle body device, a bracket device, and a control device, the control device is electrically connected with the power wheel device and the bracket device respectively;

[0007] The power wheel device adjusts the direction of travel of the vehicle body device according to the control signal of the control device, and the bracket device lifts and rotates to adjust the moving angle of the tunnel segments.

[0008] In an embodiment, the bracket device includes a rotating mechanism mounted on the vehicle body device and a segment bracket detachably connected to the rotating mechanism, the segment bracket is used to lift the tunnel segments, and the rotating mechanism drives the segment bracket to rotate.

[0009] In an embodiment, the rotating mechanism includes a rotating driver and a support shaft, the rotating driver is mounted on the vehicle body device, the rotating driver and the support shaft are drivingly connected, and the segment bracket is detachably connected to the top of the support shaft.

[0010] In an embodiment, the rotating mechanism further comprises a rotating support assembly, the support shaft is rotatably mounted on the rotating support assembly, and the rotating support assembly is mounted on the vehicle body device.

[0011] In an embodiment, the pipe segment transport trolley comprises four reversing mechanisms mounted on the vehicle body device at intervals, and the powered wheel devices are correspondingly mounted on the reversing mechanisms.

[0012] In an embodiment, the reversing mechanism comprises a reversing frame and a reversing driver, the reversing frame is mounted on the vehicle body device, and the reversing driver is drivingly connected with the powered wheel device.

[0013] In an embodiment, the powered wheel device comprises four groups of wheel assemblies, each wheel assembly comprises a wheel frame, a wheel driver mounted on the wheel frame, and a moving wheel rotatably mounted on the wheel frame, and the wheel driver is drivingly connected with the moving wheel.

[0014] In an embodiment, the outer peripheral wall of the moving wheel is provided with a moving part, the moving part is an inner recessed guide rail groove, and the guide rail groove is used for adapting a sliding guide rail; or,

[0015] The moving part is a rubber wheel wrapped on the outer peripheral wall of the moving wheel; or,

[0016] The moving part is a convex cam with an outer convex curved surface.

[0017] In an embodiment, the control device is used for receiving external signals, and the control device comprises wireless signal transmission and / or wireless signal transmission.

[0018] In an embodiment, the vehicle body device comprises a rigid frame and a support plate mounted on the rigid frame, the bracket device is mounted on the support plate, and the center of rotation of the bracket device coincides with the center of the rigid frame.

[0019] The technical scheme provided by the embodiment of the utility model can have the following beneficial effects: the control device comprehensively controls the whole pipe segment transport trolley, can realize independent control operation of the pipe segment transport trolley, and has high automation degree.

[0020] The bracket device provides lifting support for the tunnel pipe segment, and the bracket device can rotate relative to the vehicle body device, so that the lifting angle of the tunnel pipe segment is adjusted, the tunnel pipe segment is conveniently and flexibly received, and the assembly or hoisting angle of the tunnel pipe segment is adjusted.

[0021] The power wheel device can be driven to move actively under the control of the control device and can flexibly adjust the moving direction, thereby improving flexibility.

[0022] It should be understood that the foregoing general description and the following detailed description are only exemplary and explanatory and are not restrictive of the application. BRIEF DESCRIPTION OF DRAWINGS

[0023] The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the application and serve to explain the principles of the application, together with the description.

[0024] Figure 1 is a perspective view showing a segment transport trolley according to an embodiment.

[0025] Figure 2 is a structural view showing a segment transport trolley lifting a tunnel segment according to an embodiment.

[0026] Figure 3 is a structural view showing a segment transport trolley installing a segment carrier according to an embodiment.

[0027] Figure 4 is a bottom view showing a segment transport trolley according to an embodiment.

[0028] Figure 5 is a side structural view showing a segment transport trolley according to an embodiment.

[0029] Figure 6 is a structural view showing a guide rail slot structure moving wheel according to an embodiment.

[0030] Figure 7 is a structural view showing a rubber wheel structure moving wheel according to an embodiment.

[0031] Figure 8 is a structural view showing a cam structure moving wheel according to an embodiment.

[0032] In the drawings, vehicle body device 10; rigid frame 11; support plate 12; carrier device 20; rotating mechanism 21; rotating support assembly 211; support shaft 212; rotating driver 213; segment carrier 22; positioning groove 221; power wheel device 30; wheel frame 31; wheel driver 32; moving wheel 33; moving part 34; guide rail slot 341; rubber wheel 342; cam 343; control device 40; reversing mechanism 50; reversing frame 51; reversing driver 52; tunnel segment 60. DETAILED DESCRIPTION

[0033] The accompanying drawings are only used for exemplary illustration, and the representation is only a schematic diagram, not a physical diagram, and cannot be understood as a limitation on the utility model; in order to better illustrate the embodiments of the utility model, some components in the drawings can be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it can be understood that some well-known structures in the drawings and their descriptions can be omitted.

[0034] As shown in Figures 1 to 5 The utility model provides a segment transport trolley, segment transport trolley includes car body device 10, installs power wheel device 30 in car body device 10, bracket device 20 and control device 40, and control device 40 is electrically connected with power wheel device 30 and bracket device 20 respectively.

[0035] Car body device 10 is rigid structural member, can carry installation power wheel device 30, bracket device 20 and control device 40, and power wheel device 30 is located at the lower part or lateral direction of car body device 10.

[0036] In an alternative embodiment, car body device 10 includes rigid frame 11 and support plate 12 installed on rigid frame 11, and bracket device 20 is installed on support plate 12. Rigid frame 11 is a frame structure formed by a plurality of tubular materials, achieving a flat frame structure. The empty position can accommodate part of the bracket device 20 and the control device 40, improve the space utilization, and provide protection effect.

[0037] Support plate 12 is arranged on the upper surface of rigid frame 11, which can install and fix bracket device 20, and the installation position is flat and has high structural strength.

[0038] Among them, when power wheel device 30 is installed at the lower part of car body device 10, power wheel device 30 has good load bearing effect on car body device 10, and can reduce the volume of car body device 10.

[0039] Bracket device 20 provides lifting support for tunnel segment 60, wherein the lifting part of bracket device 20 protrudes above the upper surface of car body device 10. Bracket device 20 can rotate relative to car body device 10, so as to adjust the lifting angle of tunnel segment 60, facilitate flexible receiving of tunnel segment 60 and adjust the assembly or lifting angle of tunnel segment 60.

[0040] Power wheel device 30 adjusts the moving direction of car body device 10 according to the control signal of control device 40, and bracket device 20 lifts and rotates to adjust the moving angle of tunnel segment 60. Control device 40 comprehensively controls the entire segment transport trolley, which can realize independent control operation of the segment transport trolley and has high automation degree. Power wheel device 30 can actively move under the drive of control device 40 and can flexibly adjust the moving direction, improving flexibility.

[0041] As shown in Figure 1 , Figure 2 and Figure 5 , the bracket device 20 can define the edge of the tunnel segment 60 to keep the tunnel segment 60 stable during transportation. The bracket device 20 comprises a rotating mechanism 21 and a segment bracket 22, the rotating mechanism 21 is installed on the vehicle body device 10, wherein the rotating mechanism 21 can drive the segment bracket 22 to rotate to adjust the angle of the segment bracket 22.

[0042] Preferably, the center of rotation of the bracket device 20 coincides with the center of the rigid frame 11 to improve the overall force balance of the rigid frame 11. When the bracket device 20 lifts the tunnel segment 60, the force balance in each direction is balanced, and the movement is stable. When hoisting and assembling the tunnel segment 60, stable support can be provided.

[0043] The segment bracket 22 is used to lift the tunnel segment 60, and as preferred, the segment bracket 22 is detachably connected with the rotating mechanism 21, so as to be flexibly adjusted according to the tunnel segment 60 of different specifications and sizes, and to have stronger adaptability.

[0044] Optionally, multi-point positioning is adopted between the segment bracket 22 and the tunnel segment 60, for example, the segment bracket 22 is provided with a plurality of positioning blocks distributed at intervals, the positioning blocks are combined to position the edge of the tunnel segment 60 to realize suspended transportation.

[0045] Optionally, curved surface positioning is adopted between the segment bracket 22 and the tunnel segment 60, wherein the segment bracket 22 is provided with a positioning groove 221 recessed from the top. The back surface of the tunnel segment 60 abuts against the positioning groove 221 to realize automatic recess complementary positioning.

[0046] The rotating mechanism 21 adjusts the rotation of the segment bracket 22, and in an optional embodiment, the rotating mechanism 21 comprises a rotating driver 213 and a support shaft 212, the rotating driver 213 is installed on the vehicle body device 10, the rotating driver 213 and the support shaft 212 are drivingly connected, and the segment bracket 22 is detachably connected to the top of the support shaft 212. The rotating driver 213 drives the support shaft 212 to rotate, and the support shaft 212 drives the segment bracket 22 to rotate. The rotating driver 213 is an integral structure, which can be installed on the vehicle body device 10 and drivingly connected with the support shaft 212.

[0047] In another embodiment, the rotating driver 213 is an independent power source, and the support shaft 212 is installed on the vehicle body device 10 through the rotating support assembly 211. The rotating mechanism 21 includes the rotating driver 213, the support shaft 212, and the rotating support assembly 211. The support shaft 212 is rotatably installed on the rotating support assembly 211, and the rotating driver 213 is installed on the bottom of the vehicle body device 10. The rotating support assembly 211 is installed on the vehicle body device 10, the rotating driver 213 drives the support shaft 212 to rotate, and the support shaft 212 and the rotating support assembly 211 are connected through a bearing to build a power transmission.

[0048] In an optional embodiment, the support shaft 212 is vertically connected to the vehicle body device 10, and the bearing is sleeved on the support shaft 212 and connected with the rotating support assembly 211 to realize the adapter connection. The bearing is configured as a pair of tapered roller bearings.

[0049] In another optional embodiment, the support shaft 212 is vertically connected to the vehicle body device 10, and the bearing surrounds the support shaft 212, and the bearing is installed on the rotating support assembly 211. The support shaft 212 is a T-shaped structure, and at least part of the support shaft 212 is crimped to connect the bearing. The bearing is configured as a thrust ball bearing.

[0050] As shown in Figure 3 and Figure 4 The power wheel device 30 includes four sets of wheel assemblies, two sets of wheel assemblies are located at the front end of the vehicle body device 10, and two sets of wheel assemblies are located at the rear end of the vehicle body device 10. The four sets of wheel assemblies support the vehicle body device 10 from the four corners. The wheel assembly is configured with power and can drive the vehicle body device 10 to move forward or backward.

[0051] The wheel assembly includes a wheel frame 31, a wheel driver 32 installed on the wheel frame 31, and a moving wheel 33 rotatably installed on the wheel frame 31. The wheel driver 32 is drivingly connected with the moving wheel 33. The wheel frame 31 is detachably connected with the vehicle body device 10 to facilitate assembly and connection.

[0052] The wheel driver 32 drives the moving wheel 33 to actively rotate, thereby realizing forward movement or backward movement. When the wheel driver 32 on one side drives the moving wheel 33 to move, and the wheel driver 32 on the other side does not drive the moving wheel 33 to move, the direction can be changed.

[0053] Further, the segment transport trolley includes four reversing mechanisms 50 spaced apart and installed on the vehicle body device 10, and the four reversing mechanisms 50 are distributed in a quadrilateral on the vehicle body device 10. Preferably, the four reversing mechanisms 50 are located on the lower surface of the vehicle body device 10.

[0054] The drive wheel assembly 30 is correspondingly mounted to the reversing mechanism 50, meaning that the drive wheel assembly 30 and the reversing mechanism 50 are set up one-to-one. Each reversing mechanism 50 can adjust the driving direction of the drive wheel assembly 30, thereby enabling the reversing mechanism 50 to control the forward direction of the drive wheel assembly 30 to achieve two-level adjustment. Each drive wheel assembly 30 and the reversing mechanism 50 can move independently to provide more flexible control scenarios. For example, the drive wheel assembly 30 and the reversing mechanism 50 can move in the same direction to achieve linear motion; or, the reversing mechanism 50 can control the movement of the drive wheel assembly 30 in front or behind to achieve turning. Alternatively, the reversing mechanisms 50 on both sides can drive the drive wheel assembly 30 at the same end to move in opposite directions or at a non-parallel angle, which can prevent the vehicle body assembly 10 from slipping or moving.

[0055] The reversing mechanism 50 is electrically connected to the control device 40 and adjusts the direction of travel of the drive wheel assembly 30 based on the electrical signals from the control device 40. The control device 40 provides integrated control of the reversing mechanism 50 and the drive wheel assembly 30, greatly improving the coordination and flexibility of the control.

[0056] The commutation mechanism 50 includes a commutator 51 and a commutation actuator 52. The commutator 51 is mounted on the vehicle body assembly 10, and the commutation actuator 52 is driven to the drive wheel assembly 30. The commutator 51 forms the housing part of the commutation actuator 52 to connect the drive wheel assembly 30 and the vehicle body assembly 10, thereby reducing the overall height.

[0057] The moving wheel 33 moves under the drive of the wheel driver 32. The outer peripheral wall of the moving wheel 33 is provided with a moving part 34. In order to adapt to different application scenarios, the moving part 34 of the moving wheel 33 can be configured with different types of wheel structures.

[0058] like Figure 3 and Figure 6 As shown, in one embodiment, the moving part 34 is a recessed guide groove 341, which is used to fit the sliding guide rail. The moving part 34 is a groove-shaped guide groove 341, which is fastened to the top of the sliding guide rail to avoid tilting and improve the stability of the movement guidance.

[0059] like Figure 3 and Figure 7 As shown, in another embodiment, the moving part 34 is a rubber wheel 342 covering the outer peripheral wall of the moving wheel 33. The rubber wheel 342 can be configured as a cylindrical surface or a spherical surface, so as to roll on the ground or a flat surface.

[0060] like Figure 3 and Figure 8 As shown, in another embodiment, the moving part 34 is a cam 343 with a convex curved surface. The convex structure of the moving part 34 can improve the flexibility of rolling.

[0061] The control device 40 controls the whole pipe piece transport trolley, the control can be based on the built-in program to implement the automatic path transport.

[0062] Optionally, the control device 40 is connected to the control terminal through a cable, so that wired connection is realized. Optionally, the control device 40 is built-in with a wireless transceiver module, and the pipe piece transport trolley is controlled through wireless signals, so that the control distance is long and flexible. The wired signal transmission and the wireless signal transmission can coexist, so that the mode of signal transmission is expanded.

[0063] It should be understood that the present application is not limited to the precise construction which has been described above and illustrated in the accompanying drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the application is limited only by the claims that follow.

Claims

1. A segment carrier, characterized in that The tunnel pipe moving device comprises a vehicle body device, a power wheel device, a bracket device and a control device, wherein the control device is electrically connected with the power wheel device and the bracket device respectively. The power wheel device adjusts the moving direction of the vehicle body device according to the control signal of the control device, and the bracket device lifts and rotates to adjust the moving angle of the tunnel pipe.

2. The segment carrier of claim 1, wherein The bracket device comprises a rotating mechanism installed on the vehicle body device and a pipe bracket detachably connected with the rotating mechanism, wherein the pipe bracket is used for lifting the tunnel pipe, and the rotating mechanism drives the pipe bracket to rotate.

3. The segment carrier of claim 2, wherein The rotating mechanism comprises a rotating driver and a support shaft, wherein the rotating driver is installed on the vehicle body device, the rotating driver is drivingly connected with the support shaft, and the pipe bracket is detachably connected with the top of the support shaft.

4. The segment carrier of claim 3, wherein The rotating mechanism further comprises a rotating support assembly, wherein the support shaft is rotatably installed on the rotating support assembly, and the rotating support assembly is installed on the vehicle body device.

5. The segment carrier of claim 1, wherein The pipe conveying trolley comprises four reversing mechanisms installed on the vehicle body device at intervals, wherein the power wheel device is correspondingly installed on the reversing mechanisms, the reversing mechanisms are electrically connected with the control device, and the reversing mechanisms adjust the moving direction of the power wheel device based on the electrical signal of the control device.

6. The segment carrier of claim 5, wherein The reversing mechanism comprises a reversing frame and a reversing driver, wherein the reversing frame is installed on the vehicle body device, and the reversing driver is drivingly connected with the power wheel device.

7. The segment carrier according to any one of claims 1 to 6, characterized in that The power wheel device comprises four groups of wheel assemblies, wherein each wheel assembly comprises a wheel frame, a wheel driver installed on the wheel frame and a moving wheel rotatably installed on the wheel frame, and the wheel driver is drivingly connected with the moving wheel.

8. The segment carrier of claim 7, wherein The outer peripheral wall of the moving wheel is provided with a moving part, wherein the moving part is an inner recessed guide rail groove used for adapting a sliding guide rail; or, The moving part is a rubber wheel wrapped on the outer peripheral wall of the moving wheel; or The moving part is an outer convex cam.

9. The segment carrier of claim 1, wherein The control device is used for receiving external signals, and the control device comprises wireless signal transmission and / or wireless signal transmission.

10. The pipe panel transport trolley of claim 1, wherein, The vehicle body device comprises a rigid frame and a support plate installed on the rigid frame, wherein the bracket device is installed on the support plate, and the center of rotation of the bracket device coincides with the center of the rigid frame.

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