Auxiliary measuring device for track construction

Abstract

The utility model discloses an auxiliary measuring device for track construction, which comprises a trolley main body, two sides of the trolley main body are at least symmetrically connected with a group of clamping mechanisms, and leveling rods are arranged on two sides of the trolley main body through the clamping mechanisms; each set of clamping mechanism comprises a first clamping assembly and a second clamping assembly, so that the leveling rods are clamped and fixed through the first clamping assembly and the second clamping assembly. The leveling rod clamping device is reasonable in design structure, and the two leveling rods are installed on the two sides of the base and the two sides of the storage rack through the first clamping assembly and the second clamping assembly; then the storage rack and the base are connected through the supporting assembly, and meanwhile, the moving assembly is locked through the control assembly, so that the leveling rod is stably erected on the rail top through the base and the storage rack, a worker is assisted in controlling the two indium tile rulers to work, and the problem that an existing ruler supporting worker needs to pay attention to the flatness of the indium tile rulers in a whole body; and the problems of relatively high working intensity and manpower resource of ruler supporting personnel caused by back-and-forth station moving of the left and right rails are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to track construction technical field, concretely is a track construction auxiliary measuring device. BACKGROUND

[0002] Railway road is influenced by natural disasters, can cause railway track subgrade to settle, and can adopt fastening piece on the rail to adjust to design elevation in certain height change, but the settlement of railway in the area that is influenced by heavy rain or long time rainfall is more serious, is difficult to restore to the design height of safe operation through the fastening piece on the rail, therefore need to lift and repair the track, need to measure the track elevation before track lifting and repairing, and the settlement of railway is clear.

[0003] At present, when measuring the elevation of the track top, the two-level leveling method is used, the staff sets the indium ruler on each track cushion top, and then the observation personnel collect data, and the data on both sides of the track are collected, and further, when the track is lifted and repaired, two staff need to set the indium ruler on the track top on both sides of the track, and the measurement personnel real-time lofting the height of the lifting and repairing, to prevent the lifting and repairing elevation from exceeding the design elevation, but since the track settlement section is generally large, during the lifting and repairing, due to the influence of geographical conditions and external conditions, the staff need to pay full attention to the flatness of the indium ruler and the station moving back and forth on both sides of the track, which brings great work intensity and waste of human resources to the staff. UTILITY MODEL CONTENT

[0004] The utility model aims at making up for the deficiency of prior art, and provides a track construction auxiliary measuring device.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0006] A track construction auxiliary measuring device, comprising a trolley main body, at least a group of clamping mechanisms are symmetrically connected on both sides of the trolley main body, and a level ruler is installed on both sides of the trolley main body through the clamping mechanisms.

[0007] The trolley main body comprises a base, at least two groups of moving assemblies are symmetrically arranged on the bottom of the base, the two groups of moving assemblies are respectively arranged on the track, so that the base moves on the track, and a control mechanism is further arranged on the base, and the control mechanism is used for locking the moving assemblies, so that the base remains stable on the track.

[0008] At least three groups of height-adjustable supporting assemblies are arranged on the top of the base, a foot screw is arranged on the top of each of the three groups of supporting assemblies, a storage rack is arranged on the top of the foot screw, and a level bubble is arranged on the storage rack, so that the level bubble and the foot screw are used for leveling the storage rack.

[0009] Each set of clamping mechanisms comprises a first clamping assembly and a second clamping assembly, the first clamping assembly is installed on the base, the second clamping assembly is installed on the side of the storage rack, and the first clamping assembly is located directly below the second clamping assembly, so that the level rod is clamped and fixed by the first clamping assembly and the second clamping assembly.

[0010] Further, the two symmetrical sets of moving assemblies each comprise a first support column and a second support column, the first support column and the second support column are each installed at the bottom of the base, a support portion and a rotating portion are provided between the first support column and the second support column, the two ends of the support portion are respectively rotatably connected with the first support column and the second support column, and the rotating portion is fixedly sleeved outside the support portion.

[0011] Further, the two symmetrical sets of second support columns are each located between the two symmetrical sets of first support columns, and the bottom end of each set of second support columns is provided with a limiting plate, which prevents the trolley body from derailing when running on the track.

[0012] Further, the control mechanism comprises a fixer which is slidably connected to one side of the first support column, and the fixer is provided with a driving assembly which drives the fixer to move up and down.

[0013] The outer surface of the support portion is annularly connected with a plurality of limiting portions, wherein the fixer is located above the limiting portions, and the limiting portions and the bottom portion of the fixer are matched in size and shape, so that the fixer and the limiting portions are inserted and connected to lock the support portion.

[0014] Further, the top of the base is connected with a support rod, and one side of the support rod is connected with a handle.

[0015] Further, the driving assembly comprises a steel wire, one end of the steel wire is connected to the fixer, the other end of the steel wire is connected with a control rod, one side of the control rod is hingedly connected with a positioning rod, one end of the positioning rod is connected to one side of the handle, the side of the handle close to the control rod is connected with an elastic member, the side of the elastic member away from the handle is in abutment with the control rod, and the elastic member and the steel wire are respectively located on the two sides of the positioning rod.

[0016] Further, the support assembly comprises a first support cylinder, the bottom of the first support cylinder is connected to the top of the base, the inside of the first support cylinder is slidably connected with a second support cylinder, and the top of the second support cylinder extends to the outside of the first support cylinder and is threadedly connected with a foot screw, the side of the first support cylinder is threadedly connected with a threaded rod, and one end of the threaded rod inside the first support cylinder is in abutment with the side of the second support cylinder, so that the threaded rod extrudes the second support cylinder to play a fixing role.

[0017] Further, the storage rack comprises a second storage rack and a plurality of first storage racks, the second storage rack is hinged at the top of the foot screw, and the top and side of the second storage rack are connected with the level bubble and the second clamping assembly respectively;

[0018] The plurality of first storage racks are arranged between the second storage rack and the base, and the side of the plurality of first storage racks is connected with the supporting assembly.

[0019] Further, the first clamping assembly and the second clamping assembly each comprise a mounting seat, the side of the mounting seat in the first clamping assembly is connected with the base, and the side of the mounting seat in the second clamping assembly is connected with the second storage rack;

[0020] A circular hole penetrating up and down is formed in the middle of each mounting seat, a sliding groove is formed in the inner wall of the circular hole, one end of a rotating part is slidably connected in the sliding groove, a locking assembly is arranged on the rotating part, and the locking assembly is used for fixing the rotating part;

[0021] A clamping part is arranged on the side close to the top of the rotating part, and the clamping part is used for clamping the leveling rod;

[0022] A leveling part is arranged on the middle close to the top of the rotating part, and the leveling part of the first clamping assembly and the second clamping assembly is used for leveling the leveling rod.

[0023] Further, the middle of the base is connected with a prism mounting rod, and the prism mounting rod is used for fixing the prism.

[0024] Compared with the prior art, the track construction auxiliary measuring device has the following beneficial effects:

[0025] Firstly, the two leveling rods are arranged on the two sides of the base and the storage rack through the first clamping assembly and the second clamping assembly, then the storage rack and the base are connected through the supporting assembly, the moving assembly is arranged on the track through the control assembly, and the leveling rod is stably arranged on the track through the base and the storage rack, so that the worker can control the two leveling rods, the problem that the worker needs to pay full attention to the flatness of the leveling rod and the problem that the worker needs to move between the left track and the right track are solved, and the working intensity of the worker and the human resource problem are solved.

[0026] Secondly, the plurality of layer storage racks are arranged on the trolley body, and the moving assembly is arranged below the base, so that the device can move on the track, the transportation equipment is moved in the moving process, the burden of the measuring personnel is reduced, and the working efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0028] Figure 2It is the three-dimensional structure schematic view of the baffle in the utility model.

[0029] Figure 3 It is the three-dimensional structure schematic view of the limiting plate in the utility model.

[0030] Figure 4 It is the three-dimensional structure schematic view of the control rod in the utility model.

[0031] Figure 5 It is the three-dimensional structure schematic view of the mounting seat in the utility model.

[0032] In the drawing: 1, base; 2, support rod; 3, handle; 4, control mechanism; 401, control rod; 402, spring; 403, steel wire; 404, positioning rod; 405, fixator; 5, support assembly; 501, first support cylinder; 502, second support cylinder; 6, second storage rack; 7, first storage rack; 8, prism installation rod; 9, mounting seat; 10, foot screw; 11, round level bubble; 12, first support column; 13, second support column; 14, limiting plate; 15, rotating part; 16, supporting part; 17, baffle. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the protection scope of the present application.

[0034] As Figures 1-5The utility model provides a kind of technical scheme shown in the utility model provides a kind of track construction auxiliary measuring device, including trolley main body, at least symmetrically connected with a set of clamping mechanism on the both sides of trolley main body, and the leveling rod is installed in the both sides of trolley main body by clamping mechanism;Trolley main body includes base 1, and at least symmetrically two groups of moving components are provided on the bottom of base 1, are respectively erected on track by two groups of symmetric moving components, to make base 1 move on track, control mechanism 4 is further provided on base 1, and moving component is locked by control mechanism 4, to make base 1 keep stable on track;The top of base 1 is provided with at least three groups of height adjustable support components 5, and the top of three groups of support components 5 is provided with foot screw 10, and the top of foot screw 10 is provided with rack, and leveling bubble is installed on rack, to make leveling bubble and control foot screw 10 play the role of rack leveling by observation;Each clamping mechanism includes first clamping component and second clamping component, and first clamping component is installed on base 1, and second clamping component is installed on the side of rack, and first clamping component is located directly below second clamping component, to make leveling rod be clamped and fixed by first clamping component and second clamping component.

[0035] In use, leveling bubble adopts round leveling bubble 11, whether rack is leveled is facilitated to observe, leveling rod is installed in the both sides of trolley main body by first clamping component and second clamping component, and first clamping component and second clamping component are adapted to railway track, to facilitate the bottom of leveling rod and rail top contact, and then measure;The number of moving component is four simultaneously, and four moving components are symmetrically distributed in the edge of the bottom of base 1 close to four corners, and the distance between the moving component of two sides is adapted to railway width, and multiple installation positions can be further provided on the bottom of base 1, and detachable connection is adopted between moving component and base 1, to further facilitate to adapt to different track width;Then, base 1 is erected on track by multiple moving components, and is locked by control mechanism 4, to keep the stability of base 1 and leveling rod, reduce the deviation of leveling rod caused by external construction or blowing factor, improve the precision of measurement, and reduce the labor intensity of staff.

[0036] The two symmetrical groups of moving assemblies each include a first support column 12 and a second support column 13, which are both mounted at the bottom of the base 1, and a support portion 16 and a rotating portion 15 are arranged between the first support column 12 and the second support column 13, the two ends of the support portion 16 are rotatably connected with the first support column 12 and the second support column 13 respectively, and the rotating portion 15 is fixedly sleeved outside the support portion 16; the two symmetrical groups of second support columns 13 are both located between the two symmetrical groups of first support columns 12, and the bottom end of each group of second support columns 13 is provided with a limiting plate 14, which plays a role of preventing the trolley body from derailing when running on the track; in use, the first support column 12 and the second support column 13 are each four, which are distributed in a rectangular shape at the bottom of the base 1, and the rectangle formed by the plurality of second support columns 13 is located between the rectangles of the plurality of first support columns 12, and the rotating portion 15 is in contact with the track and rolls on the track, so that the trolley body moves on the track, and the plurality of limiting plates 14 prevent the trolley body from derailing.

[0037] The control mechanism 4 includes a fixer 405 which is slidably connected to one side of the first support column 12, one side of the fixer 405 is provided with a driving assembly, the fixer 405 is driven to move up and down by the driving assembly; the outer surface of the support portion 16 is annularly arrayed with a plurality of limiting portions, wherein the fixer 405 is located above the limiting portions, and the limiting portions and the bottom of the fixer 405 are matched in size and shape, so that the fixer 405 and the limiting portions are inserted to lock the support portion 16; in use, a track groove is formed in the side of the first support column 12 close to the rotating portion 15, and the side of the fixer 405 is in sliding contact with the inner wall of the track groove, for limiting the rotation of the fixer 405 and enabling it to move up and down; the driving assembly can be an electric telescopic push rod, for driving the fixer 405 to move up and down; the limiting portion can be a clamping groove formed on the support portion 16, and the size and shape of the clamping groove are adapted to the shape of the bottom of the fixer 405, the fixer 405 is inserted into the clamping groove to lock the support portion 16; the limiting portion can also be a baffle 17, and the size and shape between adjacent baffles 17 are adapted to the fixer 405, the fixer 405 is inserted between the two baffles 17 to lock the support portion 16.

[0038] The top of the base 1 is connected with a support rod 2, and one side of the support rod 2 is connected with a handle 3; in use, the trolley body is pushed to move on the track through the handle 3, which facilitates the adjustment of the position of the device; the driving assembly includes a steel wire 403, one end of the steel wire 403 is connected to the fixer 405, the other end of the steel wire 403 is connected with a control rod 401, one side of the control rod 401 is hingedly connected with a positioning rod 404, one end of the positioning rod 404 is connected to one side of the handle 3, one side of the handle 3 close to the control rod 401 is connected with an elastic member, the side of the elastic member away from the handle 3 is in abutment with the control rod 401, and the elastic member and the steel wire 403 are respectively located on the two sides of the positioning rod 404.

[0039] In use, the elastic member can adopt a spring 402, the control rod 401 is formed like a seesaw on one side of the handle 3 through the positioning rod 404, and then the spring 402 provides a pushing force to one end of the control rod 401, and then the control rod 401 on the side of the spring 402 is pressed and the spring 402 is released to push the control rod 401, and then the other end of the steel wire 403 is pulled or released, and then the other end of the fixed device 405 is moved up and down; wherein the support rod 2, the handle 3, the base 1 and the first support column 12 can be welded by steel pipes, and the support rod 2, the handle 3, the base 1, the first support column 12 and the second support column 13 are connected in a detachable manner, and the support assembly 5 and the shelf and the base 1 are connected in a detachable manner, so that the trolley body can be easily disassembled and transported, and corresponding through holes are provided at corresponding positions for communication, and a soft pad is arranged on the handle 3 to improve the comfort of the staff during use; meanwhile, one end of the steel wire 403 is connected to one end of the control rod 401, the other end of the steel wire 403 penetrates into the handle 3, extends to the inside of the support rod 2, and then further enters the inside of the base 1 and the first support column 12, and finally is connected to the part of the fixed device 405 inside the first support column 12, and the part of the fixed device 405 inside the first support column 12 is shaped to adapt to the shape of the inner wall of the first support column 12, improving the stability of the up and down movement of the fixed device 405, and facilitating control through the steel wire 403; the limiting part and the fixed device 405 are located on the support part 16 close to the handle 3 side, reducing the length of the steel wire 403, and facilitating control.

[0040] The support assembly 5 comprises a first support cylinder 501, the bottom of the first support cylinder 501 is connected to the top of the base 1, the inside of the first support cylinder 501 is slidably connected with a second support cylinder 502, and the top of the second support cylinder 502 extends to the outside of the first support cylinder 501 and is threadedly connected with the foot screw 10, the side of the first support cylinder 501 is threadedly connected with a threaded rod, one end of the threaded rod inside the first support cylinder 501 abuts against the side of the second support cylinder 502, so that the threaded rod extrudes the second support cylinder 502 to play a fixing role; in use, the shelf and the top of the foot screw 10 can be hingedly connected by a ball head, so as to facilitate the appropriate deflection and rotation of the shelf and the foot screw 10, the number of the first support cylinder 501 is four, and they are distributed in a rectangular shape on the top of the base 1, then the top shelf is adjusted to an appropriate height by pulling the second support cylinder 502 upward, and then the corresponding threaded rod is rotated to make the threaded rod abut against the second support cylinder 502, so as to lock the second support cylinder 502, thereby fixing the approximate height of the shelf, and then the corresponding foot screw 10 is appropriately rotated to make the top of the foot screw 10 move upward, so as to adjust the height between the shelf and the second support cylinder 502, and then the shelf is adjusted to a horizontal state.

[0041] The storage rack includes a second storage rack 6 and several first storage racks 7. The second storage rack 6 is hinged at the top of the foot screw 10, and the top and side of the second storage rack 6 are respectively connected to the level bubble and the second clamping assembly; several first storage racks 7 are arranged between the second storage rack 6 and the base 1, and the sides of several first storage racks 7 are connected to the support assembly 5; when in use, the first storage rack 7 and the support assembly 5 are detachably connected, and the first storage rack 7 is installed on the side of the first support tube 501, which is convenient for installing multiple layers of first storage racks 7. Through the storage racks and the base 1, different layers of placement areas are formed on the trolley body for placing measuring accessories, thereby reducing manpower.

[0042] The first clamping assembly and the second clamping assembly both include a mounting seat 9, the side of the mounting seat 9 in the first clamping assembly is connected to the base 1, and the side of the mounting seat 9 in the second clamping assembly is connected to the second storage rack 6; a circular hole is provided in the middle of each mounting seat 9, which passes through the upper and lower parts, and a sliding groove is provided on the inner wall of the circular hole. One end of the rotating part is slidably connected in the sliding groove, and a locking assembly is provided on the rotating part, which fixes the rotating part through the locking assembly; a clamping part is provided on the side of the rotating part near the top, which is used to clamp and install the level rod; a leveling part is provided in the middle of the rotating part near the top, which is used to level the level rod through the leveling parts corresponding to the first clamping assembly and the second clamping assembly.

[0043] When in use, the mounting seat 9 is rectangular, and a circular hole is opened in the middle, and a slide groove with an E-shaped cross section is opened inside the circular hole. The rotating part is an L-shaped structure, and one end of the L-shaped structure located inside the slide groove is respectively provided with an extension protrusion upward and downward, and the extension protrusion is connected to the slide groove through a bearing to facilitate the rotation of the rotating part; a first fixing nut is threadedly connected to the corner of the L-shaped structure, and one end of the fixing nut contacts the inner wall of the slide groove. By rotating the fixing nut, the fixing nut squeezes the inner wall of the slide groove to lock the rotating part; the clamping part includes two L-shaped plates and Two second fixing nuts, and two L-shaped plates are symmetrically fixed on both sides of the L-shaped structure. The second fixing nut is threadedly connected to the L-shaped plate. By rotating the fixing nut, the end of the fixing nut located on the inner side of the L-shaped plate is close to or away from the inner wall of the L-shaped plate, and then the level rod is clamped by the two symmetrical second fixing nuts; the leveling part is the third fixing nut, and the third fixing nut is threadedly connected to the L-shaped structure. By rotating the fixing nut, the level rod is further positioned through the fixing nut so that the round bubble on the level rod is centered, and then the measurement work is started.

[0044] The middle part of the base 1 is connected with a prism setting rod 8 for fixing the prism; in use, the prism is fixed through the prism setting rod 8, so that the measurement of the sleeper center coordinate through the total station is facilitated, the change of the horizontal direction of the left and right rails is checked, the efficiency of the track lifting repair is improved, the working strength of the staff is reduced, and the manpower and material resources are reduced.

[0045] First, the trolley body is erected on the track, the spring 402 pulls one end of the control rod 401 to rotate, pushes the end of the control rod 401 away from the handle 3, at the same time, the control rod 401 rotates through the connecting part with the positioning rod 404, the other end of the control rod 401 approaches the handle 3, then the steel wire 403 at the end is loose, and the other end of the steel wire 403 moves downward, and the fixator 405 is inserted between the two adjacent baffles 17 on the support part 16 of the roller, at the same time, the side surface of the fixator 405 is connected with the side surface of the first support column 12 in an up-down sliding mode, so that the fixator 405 cannot rotate, and then the roller is locked through the contact between the fixator 405 and the baffle 17, so that the trolley body is fixed on the track, and the trolley body is prevented from moving due to construction work or wind blowing and the like, so as to affect the measurement accuracy; then, after the trolley body is fixed, the foot screws 10 on the four support assemblies 5 are rotated respectively, and the second storage rack 6 is adjusted to a horizontal state through observation of the circular level bubble 11 on the trolley body.

[0046] Then, the direction of the leveling rod is determined according to the direction of the observer, the first clamping assembly and the second clamping assembly are rotated respectively, the rotating part on the first clamping assembly and the second clamping assembly rotates in the sliding groove, and the clamping part above is also rotated, after the direction of the leveling rod is adjusted, the fixing nut on the rotating part is rotated, one end of the fixing nut is pressed against the inner wall of the sliding groove, the rotating part is locked, then the leveling rod is arranged on the trolley body, and the bottom of the leveling rod is in contact with the rail top, then the leveling rod is fixed in the vertical direction through the fixing of the fixing nuts on the two sides of the clamping part, after the leveling rod is fixed, the distance between the front and the back is adjusted through the leveling nuts on the first clamping assembly and the second clamping assembly, so that the bubble on the leveling rod is centered, and then the measurement work is performed.

[0047] When the trolley body needs to be moved, one side of the spring 402 of the control rod 401 is pressed, one end of the steel wire 403 is pulled by the other end of the control rod 401, the other end of the steel wire 403 pulls the fixator 405 to move upward, the fixator 405 moves away from the baffle 17, the locking effect on the roller is released, and then the trolley body is pushed to move on the track, and the position of the device is adjusted.

Claims

1. A track construction auxiliary measurement device, characterized by: The vehicle comprises a trolley body, wherein at least one set of clamping mechanisms is symmetrically connected to both sides of the trolley body, and the level rod is mounted on both sides of the trolley body through the clamping mechanisms; The trolley body comprises a base (1), and at least two groups of moving components are symmetrically arranged at the bottom of the base (1), and the two symmetrical groups of moving components are respectively mounted on the track to enable the base (1) to move on the track; the base (1) is also provided with a control mechanism (4), and the control mechanism (4) is used to lock the moving components to keep the base (1) stable on the track; At least three groups of height-adjustable support assemblies (5) are provided on the top of the base (1), and foot screws (10) are provided on the top of the three groups of support assemblies (5). A storage rack is provided on the top of the foot screws (10), and a level bubble is installed on the storage rack, so that the storage rack can be leveled by observing the level bubble and adjusting the foot screws (10); Each group of the clamping mechanisms comprises a first clamping assembly and a second clamping assembly, wherein the first clamping assembly is mounted on the base (1), and the second clamping assembly is mounted on the side of the storage rack, and the first clamping assembly is located directly below the second clamping assembly, so that the level rod can be clamped and fixed by the first clamping assembly and the second clamping assembly.

2. The track construction auxiliary measurement device according to claim 1, characterized in that: The two symmetrical groups of movable components each comprise a first supporting column (12) and a second supporting column (13); the first supporting column (12) and the second supporting column (13) are both mounted on the bottom of the base (1); a supporting portion (16) and a rotating portion (15) are provided between the first supporting column (12) and the second supporting column (13); two ends of the supporting portion (16) are rotatably connected to the first supporting column (12) and the second supporting column (13), respectively, and the rotating portion (15) is fixedly sleeved on the outer side of the supporting portion (16).

3. The track construction auxiliary measurement device according to claim 2, characterized in that: The two symmetrical groups of the second support columns (13) are both located between the two symmetrical groups of the first support columns (12), and a limiting plate (14) is provided at the bottom end of each group of the second support columns (13) to prevent the trolley body from derailing when running on the track.

4. The track construction auxiliary measurement device according to claim 3, characterized in that: The control mechanism (4) comprises a holder (405) connected to one side of the first support column (12) in an up-and-down sliding manner, and a driving assembly is provided on one side of the holder (405), and the holder (405) is driven to move up and down by the driving assembly; The outer surface of the support portion (16) is connected to a plurality of limiting portions in a circular array, wherein the fixer (405) is located above the limiting portion, and the limiting portion matches the bottom size and shape of the fixer (405), so that the fixer (405) and the limiting portion are plugged into each other to lock the support portion (16).

5. The track construction auxiliary measurement device according to claim 4, characterized in that: The top of the base (1) is connected to a support rod (2), and one side of the support rod (2) is connected to a handle (3).

6. The track construction auxiliary measurement device according to claim 5, characterized in that: The driving assembly comprises a steel wire (403), one end of the steel wire (403) is connected to the fixer (405), the other end of the steel wire (403) is connected to a control rod (401), one side of the control rod (401) is hinged with a positioning rod (404), one end of the positioning rod (404) is connected to one side of the handle (3), a side of the handle (3) close to the control rod (401) is connected to an elastic member, a side of the elastic member away from the handle (3) is in contact with the control rod (401), and the elastic member and the steel wire (403) are respectively located on both sides of the positioning rod (404).

7. The track construction auxiliary measurement device according to claim 1, characterized in that: The support assembly (5) includes a first support tube (501), the bottom of the first support tube (501) is connected to the top of the base (1), the interior of the first support tube (501) is slidably connected to a second support tube (502), and the top of the second support tube (502) extends to the outside of the first support tube (501) and is threadedly connected to the foot screw (10), the side of the first support tube (501) is threadedly connected to a threaded rod, and one end of the threaded rod is located inside the first support tube (501) and abuts against the side of the second support tube (502), so that the threaded rod squeezes the second support tube (502) to fix it.

8. The track construction auxiliary measurement device according to claim 1, characterized in that: The storage rack comprises a second storage rack (6) and a plurality of first storage racks (7), the second storage rack (6) is hinged to the top of the foot screw (10), and the top and side of the second storage rack (6) are respectively connected to the level bubble and the second clamping assembly; A plurality of the first storage racks (7) are arranged between the second storage rack (6) and the base (1), and the side surfaces of the plurality of the first storage racks (7) are connected to the support assembly (5).

9. The track construction auxiliary measurement device according to claim 8, characterized in that: The first clamping assembly and the second clamping assembly both comprise a mounting seat (9), a side surface of the mounting seat (9) in the first clamping assembly being connected to the base (1), and a side surface of the mounting seat (9) in the second clamping assembly being connected to the second storage rack (6); A circular hole is provided in the middle of each mounting seat (9), which is passed through from top to bottom. A sliding groove is provided on the inner wall of the circular hole. One end of the rotating part is slidably connected in the sliding groove. A locking assembly is provided on the rotating part, and the locking assembly plays a role in fixing the rotating part. A clamping portion is provided on the side of the rotating portion close to the top, and is used to clamp and install a level rod; A leveling portion is provided in the middle portion of the rotating portion near the top, and the leveling rod is leveled through the leveling portions corresponding to the first clamping assembly and the second clamping assembly.

10. The track construction auxiliary measurement device according to claim 1, characterized in that: The middle of the base (1) is connected to a prism placement rod (8) for fixing the prism.

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