CN213301981U

CN213301981U - Test wheel convenient to detect

Info

Publication number: CN213301981U
Application number: CN202022192771.9U
Authority: CN
Inventors: 邰士清; 李健; 姜鑫; 郭大聪; 王舟
Original assignee: Wuxi Baipeng Technology Co ltd
Current assignee: Wuxi Baipeng Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-05-28
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a convenient test wheel that detects relates to automobile test wheel field, the on-line screen storage device comprises a base, the base top is equipped with the test wheel body, hydraulic cylinder is installed to test wheel body one side, be equipped with lift installation device between hydraulic cylinder and the base, lift installation device includes fixing base and hydro-cylinder mounting panel, the inside spout of having seted up of fixing base, the inside rotation of spout is connected with two screw rods, two the screw thread opposite direction of screw rod, two fixed connection between the screw rod, screw rod tip fixedly connected with rotates the handle, two the screw rod surface all is equipped with the movable block. The utility model discloses a rotate and rotate the handle, rotate the handle and rotate two screw rods that screw thread opposite direction was driven and rotate, transfer the hydro-cylinder mounting panel, install hydraulic cylinder, the handle is rotated in the antiport again, rotates the handle and drives the fixed plate and rise, with hydraulic cylinder rise, conveniently installs, has improved the convenience of use.

Description

Test wheel convenient to detect

Technical Field

The utility model relates to an automobile test wheel field, in particular to test wheel of convenient detection.

Background

The friction coefficient vehicle is a tool for testing the friction coefficient of a road, the test wheel is a part of the friction coefficient vehicle, and a hydraulic oil cylinder is required to drive the test wheel to test during testing.

In prior art, test wheel and hydraulic cylinder need install and just can detect in the position that has certain height, but because hydraulic cylinder and test wheel itself are heavier, can improve the degree of difficulty of installation, use comparatively inconveniently.

Therefore, it is necessary to invent a testing wheel with convenient detection to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient test wheel that detects to solve the great problem of the installation degree of difficulty that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a test wheel convenient to detect comprises a base, wherein a test wheel body is arranged at the top of the base, a hydraulic oil cylinder is installed on one side of the test wheel body, and a lifting installation device is arranged between the hydraulic oil cylinder and the base;

the lifting installation device comprises a fixed seat and an oil cylinder installation plate, wherein a sliding groove is formed in the fixed seat, two screw rods are rotatably connected in the sliding groove, the thread directions of the two screw rods are opposite, the two screw rods are fixedly connected with each other, a rotating handle is fixedly connected to the end part of each screw rod, moving blocks are arranged on the surfaces of the two screw rods, screw holes are formed in the two moving blocks, the tops of the two moving blocks are fixedly connected with a moving plate, two ends of the top of each moving plate are fixedly connected with first supporting plates, a first fixing shaft is fixedly connected between the two first supporting plates, a fixed plate is fixedly connected to the bottom of the oil cylinder installation plate, two pairs of second supporting plates are fixedly connected to the front side and the rear side of the bottom of the fixed plate, a second fixing shaft is fixedly connected between, the two ends of the two pairs of connecting plates are fixedly connected with connecting sleeves, the connecting plates are hinged to the fixed plate and the movable plate through the connecting sleeves, the first fixing shafts and the second fixing shafts respectively, and a plurality of fixing rods are fixedly connected between each pair of two connecting plates.

Preferably, one end of the fixing plate is fixedly connected with a lateral supporting block, a guide hole is formed in the lateral supporting block, and a supporting column is slidably connected to the inner portion of the guide hole, so that the whole body can be laterally supported, and the stability is improved.

Preferably, support column bottom and base fixed connection, support column top fixedly connected with stopper can prescribe a limit to the stroke of fixed plate, plays the anticreep effect.

Preferably, the hydraulic oil cylinder is fixedly installed on the oil cylinder installation plate through a bolt, and a support protection frame is arranged on one side of the oil cylinder installation plate and can support an output shaft of the hydraulic oil cylinder, so that the test wheel body is prevented from crushing the output shaft.

Preferably, the support protection frame is internally provided with a through hole, a bushing is fixedly arranged in the through hole, the hydraulic oil cylinder output shaft is in sliding connection with the support protection frame through the through hole, and the bushing can protect the through hole and the hydraulic oil cylinder output shaft, so that the service life is prolonged.

Preferably, base top one side fixedly connected with wheel hub support frame, wheel hub support frame internally mounted has movable bolt, can fix wheel hub, improves stability.

Preferably, a pressure sensor is fixedly mounted inside the hydraulic oil cylinder, the output end of the pressure sensor is connected with a single chip microcomputer, the output end of the single chip microcomputer is connected with a display screen, the pressure inside the hydraulic oil cylinder can be conveniently detected, pressure display can be carried out on the display screen, and therefore the sensitivity can be improved.

The utility model discloses a technological effect and advantage:

1. the rotating handle is rotated to drive the two screw rods with opposite thread directions to rotate, the oil cylinder mounting plate is lowered to mount the hydraulic oil cylinder, then the rotating handle is rotated reversely, the rotating handle drives the fixing plate to ascend, the hydraulic oil cylinder is lifted, mounting is facilitated, and using convenience is improved;

2. by arranging the lateral supporting blocks, the whole body can be supported by the lateral supporting blocks and the supporting columns, so that the hydraulic oil cylinder is prevented from shifting during detection, and the stability and the detection precision are improved;

3. through setting up pressure sensor, can utilize pressure sensor to monitor hydraulic cylinder inside pressure to transmit through the singlechip and show for the display screen, thereby can improve sensitivity, convenient detection.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the fixing plate structure of the present invention.

Fig. 3 is a schematic view of the moving plate structure of the present invention.

Fig. 4 is a system control diagram of the present invention.

In the figure: 1. a base; 2. a test wheel body; 3. a hydraulic cylinder; 4. a lifting mounting device; 5. a fixed seat; 6. an oil cylinder mounting plate; 7. a chute; 8. a screw; 9. rotating the handle; 10. a moving block; 11. a screw hole; 12. moving the plate; 13. a first support plate; 14. a first fixed shaft; 15. a fixing plate; 16. a second support plate; 17. a second fixed shaft; 18. a connecting plate; 19. connecting a sleeve; 20. fixing the rod; 21. a lateral support block; 22. a guide hole; 23. a support pillar; 24. a limiting block; 25. supporting the protective frame; 26. a through hole; 27. a bushing; 28. a hub support frame; 29. a pressure sensor; 30. and a single chip microcomputer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The utility model provides a test wheel convenient for detection as shown in figures 1-4, as shown in figures 1-3, comprising a base 1, wherein the top of the base 1 is provided with a test wheel body 2, one side of the test wheel body 2 is provided with a hydraulic oil cylinder 3, and the test wheel body 2 can be pushed by the hydraulic oil cylinder 3 to apply pressure to a hub;

secondly, a lifting installation device 4 is arranged between the hydraulic oil cylinder 3 and the base 1, the lifting installation device 4 comprises a fixed seat 5 and an oil cylinder installation plate 6, a chute 7 is formed in the fixed seat 5, two screw rods 8 are rotatably connected in the chute 7, the thread directions of the two screw rods 8 are opposite, the two screw rods 8 are fixedly connected, a rotating handle 9 is fixedly connected to the end part of each screw rod 8, moving blocks 10 are arranged on the surfaces of the two screw rods 8, screw holes 11 are formed in the two moving blocks 10, and the rotating handle 9 can be rotated to drive the two screw rods 8 with opposite thread directions to rotate together, so that the two moving blocks 10 can be driven to move oppositely or oppositely to move oppositely to perform lifting operation;

then, the top of each of the two moving blocks 10 is fixedly connected with a moving plate 12, two ends of the top of each of the two moving plates 12 are fixedly connected with a first supporting plate 13, a first fixing shaft 14 is fixedly connected between the two first supporting plates 13, the bottom of the cylinder mounting plate 6 is fixedly connected with a fixing plate 15, two pairs of second supporting plates 16 are fixedly connected to the front side and the rear side of the bottom of the fixing plate 15, a second fixing shaft 17 is fixedly connected between each pair of second supporting plates 16, two pairs of connecting plates 18 are arranged between the fixing plate 15 and the moving plate 12, two ends of each pair of connecting plates 18 are fixedly connected with a connecting sleeve 19, the connecting plates 18 are respectively hinged with the fixing plate 15 and the moving plate 12 through the connecting sleeves 19, the first fixing shafts 14 and the second fixing shafts 17, and a plurality of, the two moving plates 12 can push the cylinder mounting plate 6 to ascend when moving towards each other.

As shown in fig. 1, one end of the fixing plate 15 is fixedly connected with a lateral supporting block 21, a guiding hole 22 is formed in the lateral supporting block 21, a supporting column 23 is slidably connected in the guiding hole 22, the bottom end of the supporting column 23 is fixedly connected with the base 1, when the fixing plate 15 is lifted, the supporting column 23 is utilized to laterally support the whole body, so as to improve stability, a limiting block 24 is fixedly connected to the top end of the supporting column 23, so as to limit the stroke of the fixing plate 15 and play a role in preventing falling off, the hydraulic cylinder 3 is fixedly mounted on the cylinder mounting plate 6 through a bolt, a supporting and protecting frame 25 is arranged on one side of the cylinder mounting plate 6 and can support the output shaft of the hydraulic cylinder 3, so as to prevent the test wheel body 2 from crushing the output shaft, a through hole 26 is formed in the, the output shaft of hydraulic cylinder 3 passes through-hole 26 and supports protection frame 25 sliding connection, and bush 27 can protect through-hole 26 and hydraulic cylinder 3's output shaft, increase of service life, base 1 top one side fixedly connected with wheel hub support frame 28, wheel hub support frame 28 internally mounted has movable bolt, can fix the wheel hub, improves stability.

Example 2

The difference from example 1 is:

as shown in fig. 1 and 4, a pressure sensor 29 is fixedly mounted inside the hydraulic oil cylinder 3, the type of the pressure sensor 29 is set to be LPS25HBTR, the output end of the pressure sensor 29 is connected with a single chip microcomputer 30, the type of the single chip microcomputer 30 is set to be M68HC16, the output end of the single chip microcomputer 30 is connected with a display screen 31, the pressure inside the hydraulic oil cylinder 3 can be monitored through the pressure sensor 29, and the pressure is transmitted to the display screen 31 through the single chip microcomputer 30 to be displayed, so that the sensitivity can be improved, and the detection is convenient.

The utility model discloses the theory of operation:

in-service use the utility model discloses the time, hydraulic cylinder 3 that will have test wheel body 2 passes through bolt fixed mounting on hydro-cylinder mounting panel 6, then rotate and rotate handle 9, it rotates to rotate handle 9 and drives two screw rod 8 opposite thread direction's rotation, two screw rod 8 rotate and screw 11 cooperations drive two movable plates 12 phase shift, two movable plates 12 phase shift drive the first fixed axle 14 removal on its surface, first fixed axle 14 removes and drives connecting plate 18 through adapter sleeve 19 and rotate, thereby upwards promote fixed plate 15 and rise, rise hydraulic cylinder 3, conveniently install, the convenience of use has been improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a test wheel of convenient detection which characterized in that: the testing device comprises a base (1), wherein a testing wheel body (2) is arranged at the top of the base (1), a hydraulic oil cylinder (3) is installed on one side of the testing wheel body (2), and a lifting installation device (4) is arranged between the hydraulic oil cylinder (3) and the base (1);

the lifting installation device (4) comprises a fixed seat (5) and an oil cylinder installation plate (6), a sliding groove (7) is formed in the fixed seat (5), two screw rods (8) are rotatably connected in the sliding groove (7), the thread directions of the two screw rods (8) are opposite, the two screw rods (8) are fixedly connected, a rotating handle (9) is fixedly connected to the end portion of each screw rod (8), moving blocks (10) are arranged on the surfaces of the two screw rods (8), screw holes (11) are formed in the two moving blocks (10), a moving plate (12) is fixedly connected to the top of each moving block (10), first supporting plates (13) are fixedly connected to the two ends of the top of each moving plate (12), a first fixed shaft (14) is fixedly connected between the two first supporting plates (13), and a fixed plate (15) is fixedly connected to the bottom of the oil cylinder installation plate (6), the fixed plate (15) is characterized in that two pairs of second supporting plates (16) are fixedly connected to the front side and the rear side of the bottom of the fixed plate (15), each pair of second supporting plates (16) are fixedly connected to a second fixing shaft (17), two pairs of connecting plates (18) are arranged between the fixed plate (15) and the movable plate (12), two pairs of connecting plates (18) are fixedly connected to two ends of each connecting plate (18) respectively, the connecting plates (18) are hinged to the fixed plate (15) and the movable plate (12) through the connecting sleeves (19), the first fixing shafts (14) and the second fixing shafts (17), and each pair of two fixing rods (20) are fixedly connected to each other between the connecting plates (18).

2. The test wheel of claim 1, wherein: one end of the fixing plate (15) is fixedly connected with a lateral supporting block (21), a guide hole (22) is formed in the lateral supporting block (21), and a supporting column (23) is slidably connected in the guide hole (22).

3. The test wheel of claim 2, wherein: the bottom end of the supporting column (23) is fixedly connected with the base (1), and the top end of the supporting column (23) is fixedly connected with a limiting block (24).

4. The test wheel of claim 1, wherein: the hydraulic oil cylinder (3) is fixedly installed on the oil cylinder installation plate (6) through bolts, and a supporting and protecting frame (25) is arranged on one side of the oil cylinder installation plate (6).

5. The test wheel of claim 4, wherein: a through hole (26) is formed in the supporting and protecting frame (25), a bushing (27) is fixedly mounted in the through hole (26), and an output shaft of the hydraulic oil cylinder (3) is connected with the supporting and protecting frame (25) in a sliding mode through the through hole (26).

6. The test wheel of claim 1, wherein: base (1) top one side fixedly connected with wheel hub support frame (28), wheel hub support frame (28) internally mounted has movable bolt.

7. The test wheel of claim 1, wherein: a pressure sensor (29) is fixedly mounted inside the hydraulic oil cylinder (3), the output end of the pressure sensor (29) is connected with a single chip microcomputer (30), and the output end of the single chip microcomputer (30) is connected with a display screen (31).