CN212692734U

CN212692734U - Device for measuring tire trace of accident vehicle

Info

Publication number: CN212692734U
Application number: CN202021213455.9U
Authority: CN
Inventors: 顾超; 童星; 徐岗富; 陈琦
Original assignee: Sichuan Dingcheng Forensic Service Center
Current assignee: Sichuan Dingcheng Forensic Service Center
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-03-12
Anticipated expiration: 2030-06-28

Abstract

The utility model provides a device is measured to accident vehicle tire vestige. The accident vehicle tire mark measuring device comprises a roller; the sleeve is fixedly arranged on the roller; the fixed shaft is rotatably arranged in the sleeve; the box body is rotatably arranged on the sleeve; the rotating ring is fixedly sleeved on the sleeve; the fixed plate is fixedly arranged on the inner wall of the box body; the sliding rod is slidably mounted on the fixing plate; the sliding plate is fixedly arranged at the top end of the sliding rod; the spring is sleeved on the sliding rod in a sliding manner; and the two fixing rods are fixedly arranged at the tops of the fixing plates. The utility model provides an accident vehicle tire vestige is measured device has and need not to bow to go to manual rotation gyro wheel and just can make zero scale line alignment pointer, use more convenient, make the more accurate advantage of measurement.

Description

Device for measuring tire trace of accident vehicle

Technical Field

The utility model relates to a measure technical field, especially relate to a device is measured to accident vehicle tire vestige.

Background

In the case of traffic accidents, tire marks are usually measured as an important basis for determining the vehicle speed. With the development of technology, the tire mark measuring device has been developed from an early tape to a current distance measuring wheel. The distance measuring wheel mainly rolls along the tire mark through the roller wheel, the magnetic head synchronously rotating along with the roller wheel is sensed by the sensor once when rotating for one circle, and the product of the sensing times and the circumference of the roller wheel is calculated and displayed through the calculation and display module, namely the measured length of the tire mark. However, the display module of the conventional distance measuring wheel for measuring the tire trace can only display the whole rolling circle number of the roller, and the length of the wheel with less than one circle can only be read through the scale and the pointer on the roller, so that the roller needs to be bent to manually rotate at the starting point each time, the zero scale on the roller is aligned with the pointer, the operation is troublesome, and the alignment of the zero scale and the pointer is easy to have errors, so that the measurement result is not accurate enough.

Therefore, it is necessary to provide a new device for measuring the tire mark of an accident vehicle to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a need not to bow to remove manual rotation gyro wheel and just can make zero scale line alignment pointer, use more convenient, make to measure more accurate accident vehicle tire vestige measuring device.

For solving the technical problem, the utility model provides an accident vehicle tire vestige measuring device includes: a roller; the sleeve is fixedly arranged on the roller; the fixed shaft is rotatably arranged in the sleeve; the box body is rotatably arranged on the sleeve; the rotating ring is fixedly sleeved on the sleeve; the fixed plate is fixedly arranged on the inner wall of the box body; the sliding rod is slidably mounted on the fixing plate; the sliding plate is fixedly arranged at the top end of the sliding rod; the spring is sleeved on the sliding rod in a sliding manner; two dead levers, two the equal fixed mounting of dead lever is in the top of fixed plate, the top of two dead levers all with the top inner wall fixed connection of box. The two fixed pulleys are fixedly arranged on the inner walls of the two sides of the box body respectively; the two connecting ropes are fixedly arranged at the bottom of the sliding plate; the mounting pipe is fixedly mounted at the top of the box body; the pull rope is fixedly arranged at one end of each of the two connecting ropes; the handle is fixedly arranged at the top end of the mounting tube; the supporting block is fixedly arranged on the handle; the pressure lever is rotatably arranged on the support block; the pointer is fixedly arranged at one end, far away from the box body, of the fixed shaft; and the measurement display assembly is arranged in the box body and on the mounting pipe.

Preferably, the measurement display assembly comprises a magnetic head, an inductor and a measurement display module, the magnetic head is fixedly installed on one side of the rotating ring, the inductor is fixedly installed on the inner wall of one side of the box body, the inductor is matched with the magnetic head, and the measurement display module is fixedly installed on the installation pipe.

Preferably, one end of the fixed shaft is fixedly connected with the inner wall of one side of the box body, and the sliding plate is in sliding connection with the two fixed rods.

Preferably, the bottom end of the sliding rod is nested with a ball, the rotating ring is provided with a clamping groove, and the sliding rod is matched with the clamping groove.

Preferably, the two connecting ropes respectively pass around the corresponding fixed pulleys, two movable holes are formed in the top of the box body, the two connecting ropes penetrate through the two movable holes, the pull rope penetrates through the mounting pipe, and the top end of the pull rope is fixedly connected with one end of the compression bar.

Preferably, one side of the roller, which is close to the pointer, is provided with scale marks.

Compared with the prior art, the utility model provides an accident vehicle tire vestige measuring device has following beneficial effect:

the utility model provides a device is measured to accident vehicle tire vestige through promoting the gyro wheel and pressing down the depression bar, makes zero scale mark on the gyro wheel to the alignment pointer, need not to bow to go to manually rotate the gyro wheel and make zero scale mark to the alignment pointer, and it is more convenient to use, makes to measure more accurately.

Drawings

FIG. 1 is a schematic structural view of a preferred embodiment of the device for measuring the tire mark of an accident vehicle provided by the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is a schematic side sectional view of the present invention;

FIG. 4 is an enlarged view of the portion B shown in FIG. 3;

FIG. 5 is an enlarged view of portion C of FIG. 3;

fig. 6 is a rear view of the wheel of the present invention.

Reference numbers in the figures: 1. a roller; 2. a sleeve; 3. a fixed shaft; 4. a box body; 5. a rotating ring; 6. a magnetic head; 7. an inductor; 8. a fixing plate; 9. a slide bar; 10. a slide plate; 11. a spring; 12. fixing the rod; 13. a fixed pulley; 14. connecting ropes; 15. installing a pipe; 16. pulling a rope; 17. a metering display module; 18. a handle; 19. supporting a block; 20. a pressure lever; 21. a pointer.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Please refer to fig. 1-6, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of the device for measuring the tire trace of an accident vehicle according to the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; FIG. 3 is a schematic side sectional view of the present invention; FIG. 4 is an enlarged view of the portion B shown in FIG. 3; FIG. 5 is an enlarged view of portion C of FIG. 3; fig. 6 is a rear view of the wheel of the present invention. The apparatus for measuring the tire mark of an accident vehicle comprises: a roller 1; the sleeve 2 is fixedly arranged on the roller 1; a fixed shaft 3, wherein the fixed shaft 3 is rotatably arranged in the sleeve 2; the box body 4 is rotatably arranged on the sleeve 2; the rotating ring 5 is fixedly sleeved on the sleeve 2; the fixing plate 8 is fixedly arranged on the inner wall of the box body 4; the sliding rod 9 is mounted on the fixing plate 8 in a sliding mode; the sliding plate 10 is fixedly arranged at the top end of the sliding rod 9; the spring 11 is sleeved on the sliding rod 9 in a sliding manner; two dead levers 12, two dead lever 12 all fixed mounting be in the top of fixed plate 8, the top of two dead levers 12 all with the top inner wall fixed connection of box 4. The two fixed pulleys 13 are respectively and fixedly arranged on the inner walls of the two sides of the box body 4; the two connecting ropes 14 are fixedly arranged at the bottom of the sliding plate 10; the mounting pipe 15 is fixedly mounted at the top of the box body 4; the pulling rope 16 is fixedly arranged at one end of the two connecting ropes 14; the handle 18, the said handle 18 is fixedly mounted on the top end of the said mounting tube 15; the supporting block 19 is fixedly arranged on the handle 18; the pressure rod 20 is rotatably arranged on the supporting block 19; the pointer 21 is fixedly arranged at one end, far away from the box body 4, of the fixed shaft 3; and the metering display assembly is arranged in the box body 4 and on the mounting pipe 15.

The display module is including magnetic head 6, inductor 7 and measurement display module 17 to the dimension, 6 fixed mounting of magnetic head are in one side of swivel becket 5, inductor 7 fixed mounting be in on 4 one side inner walls of box, inductor 7 with 6 looks adaptations of magnetic head, measurement display module 17 fixed mounting be in on the installation pipe 15.

One end of the fixed shaft 3 is fixedly connected with the inner wall of one side of the box body 4, and the sliding plate 10 is in sliding connection with the two fixed rods 12.

The bottom end of the sliding rod 9 is nested with a ball, the rotating ring 5 is provided with a clamping groove, and the sliding rod 9 is matched with the clamping groove.

The two connecting ropes 14 respectively pass around the corresponding fixed pulleys 13, two movable holes are formed in the top of the box body 4, the two connecting ropes 14 penetrate through the two movable holes, the pull rope 16 penetrates through the mounting pipe 15, and the top end of the pull rope 16 is fixedly connected with one end of the compression bar 20.

And scale marks are arranged on one side of the roller 1 close to the pointer 21.

The utility model provides a measuring device is measured to accident vehicle tire vestige's theory of operation as follows:

firstly, holding a handle 18 by hand and continuously pressing a pressure lever 20, pulling a pull rope 16 by the pressure lever 20, pulling a connecting rope 14 by the pull rope 16, driving a sliding plate 10 to move downwards by the connecting rope 14, driving a sliding rod 9 to move downwards by the sliding plate 10, driving a ball to move downwards by the sliding rod 9, contacting the ball with a rotating ring 5, holding the handle 18 by hand and pushing to roll a roller 1 on the ground, driving a sleeve 2 to rotate synchronously by the roller 1, driving the rotating ring 5 to rotate by the sleeve 2 until the sliding rod 9 is clamped into a clamping groove on the rotating ring 5, the roller 1 cannot roll, aligning a pointer 21 with a zero scale line on the roller 1 and aligning a magnetic head 6 with an inductor 7, placing the roller 1 at a tire mark measuring starting point position under the condition that the pressure lever 20 is kept pressed, then resetting the number displayed on a measuring display module 17, loosening the pressure lever 20, separating the sliding rod 9 from the clamping groove on the rotating ring 5, at this time, the roller 1 is pushed by the handle 18 to start measuring, and when the roller 1 rolls to the end point of the tire mark, the sum of the value displayed on the metering display module 17 and the scale value on the roller 1 indicated by the pointer 21 is the length of the measured tire mark.

the utility model provides a device is measured to accident vehicle tire vestige, through gyro wheel 1, sleeve 2, fixed axle 3, box 4, swivel becket 5, magnetic head 6, inductor 7, fixed plate 8, slide bar 9, slide 10, spring 11, dead lever 12, fixed pulley 13, connect rope 14, installation pipe 15, stay cord 16, measurement display module 17, handle 18, prop up piece 19, depression bar 20 and pointer 21's cooperation, through promoting gyro wheel 1 and pressing down depression bar 20, make the pointer 21 is aimed at to the zero scale mark on the gyro wheel 1, need not to bow to remove manual rotation gyro wheel 1 and make zero scale mark aim at pointer 21, it is more convenient to use, make the measurement more accurate.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. An accident vehicle tire mark measuring apparatus, comprising:

a roller;

the sleeve is fixedly arranged on the roller;

the fixed shaft is rotatably arranged in the sleeve;

the box body is rotatably arranged on the sleeve;

the rotating ring is fixedly sleeved on the sleeve;

the fixed plate is fixedly arranged on the inner wall of the box body;

the sliding rod is slidably mounted on the fixing plate;

the sliding plate is fixedly arranged at the top end of the sliding rod;

the spring is sleeved on the sliding rod in a sliding manner;

the two fixing rods are fixedly arranged at the tops of the fixing plates, and the top ends of the two fixing rods are fixedly connected with the inner wall of the top of the box body;

the two fixed pulleys are fixedly arranged on the inner walls of the two sides of the box body respectively;

the two connecting ropes are fixedly arranged at the bottom of the sliding plate;

the mounting pipe is fixedly mounted at the top of the box body;

the pull rope is fixedly arranged at one end of each of the two connecting ropes;

the handle is fixedly arranged at the top end of the mounting tube;

the supporting block is fixedly arranged on the handle;

the pressure lever is rotatably arranged on the support block;

the pointer is fixedly arranged at one end, far away from the box body, of the fixed shaft;

and the measurement display assembly is arranged in the box body and on the mounting pipe.

2. The apparatus for measuring tire marks of accident vehicle as set forth in claim 1, wherein one end of said fixing shaft is fixedly connected to an inner wall of one side of said housing, and said slide plate is slidably connected to both of said fixing rods.

3. The apparatus as claimed in claim 1, wherein the sliding bar has a ball inserted into a bottom end thereof, and a slot is formed in the rotating ring, and the sliding bar is adapted to the slot.

4. The apparatus as claimed in claim 1, wherein the two connecting ropes pass around the corresponding fixed pulleys, the top of the box body is provided with two movable holes, the two connecting ropes pass through the two movable holes, the pull rope passes through the mounting tube, and the top end of the pull rope is fixedly connected to one end of the pressing rod.

5. The apparatus for measuring tire marks of a crashed vehicle as set forth in claim 1, wherein a scale line is provided on a side of the wheel adjacent to the indicating needle.