A track inspection instrument push rod, computer tray linkage retractable structure

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By designing a linkage retracting and placement structure for push rods and computer pallets, the gas-support structure and positioning structure are used to achieve linkage retracting and placement of pallets and push rods, the problem of inconvenient fixing of computer pallets and inconvenient disassembly and assembly of push rods is solved, and the safety and convenience of equipment are improved.

CN222713487UActive Publication Date: 2025-04-04TIANJIN RAILWAY VOCATIONAL & TECH COLLEGE

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Patent Information

Application Number: CN202421431611.7
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-06-21
Publication Date: 2025-04-04
Estimated Expiration: 2034-06-21

AI Technical Summary

Technical Problem

The computer trays of existing rail inspection cars are not convenient to fix, and the pallets and push rods are not convenient to be stored and fixed, which leads to the problem of computer dropping or inconvenient disassembly and assembly during work.

Method used

A linkage retracting and retracting structure of the track inspector push rod and computer pallet is designed, using an air-support structure and positioning structure to realize the lifting, closing of the pallet and unlocking and locking of the push rod, ensuring the stability and convenience of the pallet and push rod during use and storage.

Benefits of technology

Through the design of this structure, the pallet and push rod are easily stored and fixed, avoiding the risk of computer drop, and simplifying the disassembly and assembly process of push rods, improving the convenience and safety of use.

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Abstract

The utility model discloses a track inspection instrument push rod and computer tray linkage retractable structure, including a track inspection instrument body and a push rod installed on the track inspection instrument body, the track inspection instrument body is provided with a push rod seat, one end of the push rod is hingedly arranged on the push rod seat, and a tray structure is installed on the other end of the push rod; the tray structure includes a push rod plug, a push handle, a gas strut and a tray body, the push rod plug is installed on the other end of the push rod, the push handle penetrates and is installed on the push rod plug, a half sleeve is installed on one end of the push rod close to the push rod plug, a connecting frame is provided at the bottom of the tray body, the connecting frame is rotatably arranged on the push handle, a hinged seat is provided at the bottom of the connecting frame, and two groups of gas struts are provided. The utility model relates to the technical field of ballastless track, and specifically provides a track inspection instrument push rod and computer tray linkage retractable structure.

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Description

Technical Field

[0001] The utility model relates to the technical field of ballastless track, in particular to a track inspection instrument push rod and a computer tray linkage retractable structure. Background Art

[0002] The fine adjustment of the rails in the ballastless track system generally uses a track inspection trolley to collect data. The track inspection trolley is equipped with a push rod pushing device, and the push rod is also equipped with a computer tray for placing the computer and collecting data with the vehicle. The computer tray should be raised during work, and the computer tray should be folded and packed for storage when the work is finished.

[0003] The computer tray is usually fixed to the push rod through a half sleeve. When in use, the trolley may vibrate during normal pushing, causing the computer and the tray to flip over abnormally, or even the computer to fall and be damaged. When using it on the upper track or closing the next track, the push rod needs to be installed and removed and then put into the equipment box, which is inconvenient to use. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the computer tray of the existing track inspection trolley is inconvenient to fix the equipment, and the tray and the push rod are inconvenient to store and fix.

[0005] To solve the above technical problems, the utility model provides the following technical solutions: the utility model proposes a track inspection instrument push rod and computer tray linkage retracting and releasing structure, including a track inspection instrument body and a push rod installed on the track inspection instrument body, the track inspection instrument body is provided with a push rod seat, one end of the push rod is hinged on the push rod seat, and the other end of the push rod is installed with a tray structure; the tray structure includes a push rod plug, a push handle, a gas strut and a tray body, the push rod plug is installed on the other end of the push rod, the push handle passes through and is installed on the push rod plug, and a half sleeve is installed on one end of the push rod close to the push rod plug, a connecting frame is provided at the bottom of the tray body, the connecting frame is rotatably arranged on the push handle, and an articulated seat is provided at the bottom of the connecting frame, the gas strut is provided with two groups, one end of the two groups of gas struts is rotatably arranged on both sides of the half sleeve, and the free end of the gas strut is hinged to the articulated seat.

[0006] Preferred technical solution one: an L-shaped limit plate 1 is also provided on the tray body, a limit sleeve is provided on the side wall of the tray body, a limit column is slidably provided in the limit sleeve, a limit spring is sleeved on the limit column in the limit sleeve, a protrusion is provided on the limit column, both ends of the limit spring are respectively connected to the protrusion and the inner wall of the limit sleeve, and an L-shaped limit plate 2 is also provided at one end of the limit column, and the computer is clamped by the cooperation of the L-shaped limit plate 1 and the L-shaped limit plate 2.

[0007] Preferred technical solution two: The push rod is also provided with a positioning structure, and the positioning structure includes a positioning sleeve, a positioning pin, a reset spring and a pin seat. The push rod is also provided with a half sleeve 2, and the positioning sleeve is installed on one side of the half sleeve 2. The positioning pin passes through and is slidably arranged on the positioning sleeve. The positioning pin is provided with a boss, and the reset spring is sleeved on the positioning pin. The two ends of the reset spring are respectively connected with the boss and the inner bottom wall of the positioning sleeve. The pin seat is installed on the track inspection instrument body, and a positioning pin hole is provided in the pin seat. One end of the positioning pin is slidably arranged in the positioning pin hole, and the other end of the positioning pin is also provided with a pull cap.

[0008] Optimal technical solution three: the push handle is also provided with a wear-resistant and anti-slip cover.

[0009] Preferred technical solution four: a fixing pin is provided on the push rod seat, and a pin hole corresponding to the fixing pin is provided on the push rod, so as to fix the push rod when in use.

[0010] Preferred technical solution five: A connecting rod is provided on the positioning pin, a positioning rod is slidably provided inside the push rod, a guide groove is provided on the push rod, the connecting rod is connected to the positioning rod, and two groups of locking grooves are respectively provided on the connecting frame. During specific use, the connecting rod is driven to move by the positioning pin, thereby driving the positioning rod to move. The positioning rod passes through one end of the push rod and is inserted into a group of locking grooves to complete the limitation of the tray body.

[0011] The utility model proposes a track inspection instrument push rod and computer tray linkage retractable structure, and the beneficial effects achieved by adopting the above structure are as follows:

[0012] This patent adopts a gas support structure, using the end of the stroke and the dead point to put the pallet in the raised and folded position, and realizes the linkage between the pallet raising and folding and the push rod bolt unlocking and locking. The push rod in the folded state can replace the rail inspection instrument crossbeam handle for easy hand carrying. The push rod can be packed without disassembly.

[0013] (1) One end of the push rod is hinged on the push rod seat, and the other end is fixed horizontally to the track inspection vehicle body through a positioning structure, which is convenient and quick to store and does not occupy the track inspection vehicle body space;

[0014] (2) The push rod plug, push handle, gas strut, positioning rod, connecting frame and pallet body are coordinated to make the pallet in the raised and folded positions by using the end of the stroke and the dead point. Industrial-grade gas struts are selected, which have simple structure, reliable quality, small size, reliable support, convenient and safe use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0016] Figure 1 The overall structure diagram of the track inspection instrument push rod and computer tray linkage retractable structure proposed by the utility model Figure 1 ;

[0017] Figure 2 The overall structure diagram of the track inspection instrument push rod and computer tray linkage retractable structure proposed by the utility model Figure 2 ;

[0018] Figure 3 for Figure 2 A partial enlarged schematic diagram of part A;

[0019] Figure 4 The utility model provides a positioning structure schematic diagram of a track inspection instrument push rod and a computer tray linkage retractable structure.

[0020] Among them, 1. Track inspection instrument body, 2. Push rod, 3. Push rod seat, 4. Tray structure, 5. Push rod plug, 6. Push handle, 7. Gas strut, 8. Tray body, 9. Half sleeve 1, 10. Connecting frame, 11. Articulated seat, 12. Limit sleeve, 13. Limit column, 14. Limit spring, 15. L-type limit plate 1, 16. L-type limit plate 2, 17. Positioning sleeve, 18. Positioning pin, 19. Reset spring, 20. Pin seat, 21. Half sleeve 2, 22. Positioning pin hole, 23. Pull cap, 24. Wear-resistant and anti-slip sleeve, 25. Connecting rod, 26. Positioning rod, 27. Locking groove. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with 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 of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] It should be noted that the words "front", "rear", "left", "right", "up" and "down" used in the following description refer to directions in the drawings, and the words "inside" and "outside" refer to directions toward or away from the geometric center of a specific component, respectively.

[0023] like Figures 1 to 4As shown, the technical solution adopted by the utility model is as follows: a track inspection instrument push rod and computer tray linkage retractable structure, including a track inspection instrument body 1 and a push rod 2 installed on the track inspection instrument body 1, the track inspection instrument body 1 is provided with a push rod seat 3, one end of the push rod 2 is hingedly arranged on the push rod seat 3, and a tray structure 4 is installed on the other end of the push rod 2; the tray structure 4 includes a push rod plug 5, a push handle 6, a gas strut 7 and a tray body 8, the push rod plug 5 is installed on the other end of the push rod 2, the push handle 6 penetrates and is installed on the push rod plug 5, A half sleeve 8 is installed on one end of the push rod 2 close to the push rod plug 5, a connecting frame 9 is provided at the bottom of the tray body 8, the connecting frame 9 is rotatably arranged on the push handle 6, a hinge seat 11 is provided at the bottom of the connecting frame 9, two groups of gas strut rods 7 are provided, one end of the two groups of gas strut rods 7 is rotatably arranged on both sides of the half sleeve 8, the free end of the gas strut rod 7 is hinged to the hinge seat 11, and the push handle 6 is also provided with a wear-resistant and anti-slip sleeve 24; a fixing pin is provided on the push rod seat 3, and a pin hole corresponding to the fixing pin is provided on the push rod 2, which is used to fix the push rod 2 when in use.

[0024] like Figures 3-4 As shown, an L-shaped limit plate 15 is also provided on the tray body 8, a limit sleeve 12 is provided on the side wall of the tray body 8, a limit column 13 is slidably provided in the limit sleeve 12, a limit spring 14 is sleeved on the limit column 13 in the limit sleeve 12, a protrusion is provided on the limit column 13, both ends of the limit spring 14 are respectively connected to the protrusion and the inner wall of the limit sleeve 12, and an L-shaped limit plate 2 16 is also provided at one end of the limit column 13, and the computer is clamped by the cooperation of the L-shaped limit plate 15 and the L-shaped limit plate 2 16.

[0025] like Figures 3-4 As shown, the push rod 2 is also provided with a positioning structure, which includes a positioning sleeve 17, a positioning pin 18, a reset spring 19 and a pin seat 20. The push rod 2 is also provided with a half sleeve 21. The positioning sleeve 17 is installed on one side of the half sleeve 21. The positioning pin 18 penetrates and is slidably arranged on the positioning sleeve 17. The positioning pin 18 is provided with a boss. The reset spring 19 is sleeved on the positioning pin 18. The two ends of the reset spring 19 are respectively connected to the boss and the inner bottom wall of the positioning sleeve 17. The pin seat 20 is installed on the track inspection instrument body 1. A positioning pin hole 22 is provided in the pin seat 20. One end of the positioning pin 18 is slidably arranged in the positioning pin hole 22. The other end of the positioning pin 18 is also provided with a pull cap 23.

[0026] A connecting rod 25 is provided on the positioning pin 18, and a positioning rod 26 is slidably provided in the push rod 2. A guide groove is provided on the push rod 2. The connecting rod 25 is connected to the positioning rod 26. Two groups of locking grooves 27 are also provided on the connecting frame 10. When in use, the connecting rod 25 is driven to move by the positioning pin 18, thereby driving the positioning rod 26 to move. The positioning rod 26 passes through one end of the push rod 2 and is inserted into a group of locking grooves 27 to complete the limitation of the tray body 8.

[0027] When in use, the push rod 2 is rotated, positioned by the fixing pin, and the rotating tray body 8 is pushed to make the tray body 8 rotate with the connecting frame 9 as the rotation center, and at the same time, the free end of the gas strut rod 7 is extended, and the L-shaped limit plate 2 16 is pulled out, and then the computer is placed on the tray body 8, close to the L-shaped limit plate 15 at one end, and the L-shaped limit plate 2 16 is loosened to limit the computer by the L-shaped limit plate 15 and the L-shaped limit plate 2 16, and the connecting rod 25 is driven to move by the positioning pin 18, thereby driving the positioning rod 26 to move, and the positioning rod 26 passes through one end of the push rod 2 and is inserted into a group of locking grooves 27, so that the tray body 8 is level and the positioning of the tray body 8 is completed. At the same time, the positioning pin 18 is displaced by pulling the pull cap 23, and the pull cap 23 is loosened after the push rod 2 is tilted horizontally, so that one end of the positioning pin 18 slides into the positioning pin hole 22 to complete the fixation.

[0028] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, material or apparatus including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, material or apparatus.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A track inspection instrument push rod and computer tray linkage retractable structure, comprising a track inspection instrument body and a push rod installed on the track inspection instrument body, characterized in that: A push rod seat is provided on the track inspection instrument body, one end of the push rod is hinged on the push rod seat, and a tray structure is installed on the other end of the push rod; the tray structure includes a push rod plug, a push handle, a gas strut and a tray body, the push rod plug is installed on the other end of the push rod, the push handle passes through and is installed on the push rod plug, a half sleeve is installed on one end of the push rod close to the push rod plug, a connecting frame is provided at the bottom of the tray body, the connecting frame is rotatably arranged on the push handle, a hinged seat is provided at the bottom of the connecting frame, two groups of gas struts are provided, one end of the two groups of gas struts is rotatably arranged on both sides of the half sleeve, and the free end of the gas strut is hinged to the hinged seat.

2. The track inspection instrument push rod and computer tray linkage retractable structure according to claim 1 is characterized in that: The tray body is also provided with an L-shaped limit plate 1, the side wall of the tray body is provided with a limit sleeve, a limit column is slidably provided in the limit sleeve, a limit spring is sleeved on the limit column in the limit sleeve, a protrusion is provided on the limit column, both ends of the limit spring are respectively connected to the protrusion and the inner wall of the limit sleeve, and one end of the limit column is also provided with an L-shaped limit plate 2.

3. The track inspection instrument push rod and computer tray linkage retractable structure according to claim 2 is characterized in that: The push rod is also provided with a positioning structure, which includes a positioning sleeve, a positioning pin, a return spring and a pin seat. The push rod is also provided with a half sleeve 2, which is installed on one side of the half sleeve 2. The positioning pin passes through and is slidably arranged on the positioning sleeve. The positioning pin is provided with a boss. The return spring is sleeved on the positioning pin. The two ends of the return spring are respectively connected with the boss and the inner bottom wall of the positioning sleeve. The pin seat is installed on the track inspection instrument body. A positioning pin hole is provided in the pin seat. One end of the positioning pin is slidably arranged in the positioning pin hole. The other end of the positioning pin is also provided with a pull cap.

4. The track inspection instrument push rod and computer tray linkage retractable structure according to claim 3 is characterized in that: The push handle is also provided with a wear-resistant and anti-slip cover.

5. The track inspection instrument push rod and computer tray linkage retractable structure according to claim 4 is characterized in that: The push rod seat is provided with a fixing pin, and the push rod is provided with a pin hole corresponding to the fixing pin.

6. The track inspection instrument push rod and computer tray linkage retractable structure according to claim 5, characterized in that: A connecting rod is arranged on the positioning pin, a positioning rod is slidably arranged in the push rod, a guide groove is opened on the push rod, the connecting rod is connected with the positioning rod, and two groups of locking grooves are respectively arranged on the connecting frame.