Wheel rotating speed detection structure of whole vehicle tester

Abstract

The utility model discloses a wheel rotating speed detection structure of a whole vehicle tester, and relates to the technical field of wheel rotating speed detection, the wheel rotating speed detection structure comprises a mounting frame, mounting plates and an auxiliary detection mechanism, the outer side of the mounting frame is symmetrically connected with the mounting plates, the mounting plates are internally provided with mounting holes at equal intervals, and the inner side of the mounting frame is provided with the auxiliary detection mechanism; and the auxiliary detection mechanism comprises a connecting block connected with the mounting frame. The wheel rotating speed detection structure of the whole vehicle tester is provided with the auxiliary detection mechanism which helps to simulate and detect the real running rotating speed of the vehicle, so that the detection data of the rotating speed of the vehicle is more accurate, the authenticity and the practicability are stronger, the rotating speeds of the wheels of the vehicles with different sizes can be detected, the use is flexible, the use range is wider, and the practicability is higher. The wheel rotating speed detection structure of the whole vehicle tester solves the problem that the whole vehicle tester cannot detect the wheel rotating speed of a vehicle, so that abnormal conditions such as wheel slipping and locking cannot be found in time.

Description

TECHNICAL FIELD

[0001] The utility model relates to wheel rotational speed detection technical field, concretely is a kind of wheel rotational speed detection structure of whole vehicle tester. BACKGROUND

[0002] Whole vehicle tester is important equipment of vehicle maintenance and detection, is a kind of modern detection technology, electronic technology, computer application technology, to vehicle implementation undetach detection, diagnosis equipment, it is used to comprehensive accurate evaluation vehicle's condition, provides reliable basis to service performance, with stable performance, simple and convenient to use advantage.

[0003] According to the whole vehicle tester with announcement number CN106679998B, the front rotating wheel and the rear rotating wheel that drive the wheel to rotate are respectively arranged in the base, the base is provided with seat fixing frame, hand brake testing device and water spraying device;The seat fixing frame is slidably installed on the upper end surface of the base at the rear rotating wheel position, the hand brake testing device is provided with brake handle, the brake handle is connected with brake caliper, the water spraying device is arranged between the front rotating wheel and the rear rotating wheel, when using, the water spraying device arranged between the front rotating wheel and the rear rotating wheel, when the rotating wheel drives the wheel to rotate, the water spraying device can spray water to the front rotating wheel and the rear rotating wheel, cause the surface of the front rotating wheel and the rear rotating wheel to be damp, and then simulate the driving of vehicle on damp road;

[0004] But the whole vehicle tester cannot detect the wheel rotational speed of vehicle, so that the abnormal conditions such as wheel skidding and locking cannot be found in time, so that the brake, drive and stability control functions of vehicle cannot be adjusted, and the controllability and stability of vehicle cannot be controlled. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of wheel rotational speed detection structure of whole vehicle tester, to solve the problem that the whole vehicle tester cannot detect the wheel rotational speed of vehicle, so that the abnormal conditions such as wheel skidding and locking cannot be found in time as proposed in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of wheel rotational speed detection structure of whole vehicle tester, including installation frame, mounting plate and auxiliary detection mechanism, the installation frame outside is symmetrically connected with mounting plate, and mounting plate inside is equidistantly provided with mounting hole, the installation frame inside is provided with auxiliary detection mechanism;

[0007] The auxiliary detection mechanism comprises a connecting block connected with the mounting frame, a bidirectional driving motor is mounted in the connecting block, the output ends on the two sides of the bidirectional driving motor are connected with adjusting screws through couplings, the outer sides of the two adjusting screws are in threaded connection with threaded grooves in the connecting frame, rotating rollers are equidistantly connected in the connecting frame, and detection belts are sleeved on the outer sides of the rotating rollers.

[0008] Preferably, the threads on the outer sides of the two adjusting screws are oppositely arranged, and the detection belts, the rotating rollers, the connecting frame and the adjusting screws are symmetrically arranged on the inner side of the mounting frame.

[0009] Preferably, the bidirectional driving motor and the connecting block are located in the middle part of the mounting frame, and sliding grooves are symmetrically formed in the two sides of the mounting frame.

[0010] Preferably, supporting blocks are slidably connected in the sliding grooves, and the supporting blocks are connected with the connecting frame.

[0011] Preferably, plug-in frames are symmetrically welded on the two sides of the mounting frame, limit columns are plugged into the plug-in frames, adjusting blocks are connected to the bottom parts of the limit columns, and connecting holes are formed in the limit columns.

[0012] Preferably, the adjusting blocks are in threaded connection with threaded adjusting rods through threaded holes, the threaded adjusting rods are rotatably connected with the mounting frame through bearing seats, the threads on the outer sides of the threaded adjusting rods are arranged in the same direction, and limit blocks are connected to the top parts of the threaded adjusting rods.

[0013] Preferably, transmission gears are connected to the sides of the threaded adjusting rods close to the mounting frame, the sides of the transmission gears adjacent to each other are in meshing connection with driving gears, the driving gears are connected with the output end of a servo motor through a coupling, and the servo motor is connected with the mounting frame through a mounting frame.

[0014] Compared with the prior art, the vehicle wheel speed detection structure of the whole vehicle tester has the advantages that the auxiliary detection mechanism is arranged to help simulate the real driving speed of the vehicle, the detection data of the vehicle speed is more accurate, the authenticity and practicality are stronger, the wheel speed of vehicles with different sizes can be detected, the use is flexible, the use range is wider, the problem that the whole vehicle tester cannot detect the wheel speed of the vehicle, so that the abnormal conditions such as wheel skidding and locking cannot be found in time is solved.

[0015] 1. The wheel speed detection structure of the whole vehicle tester, in order to facilitate the detection of the actual use of the wheel speed, the corresponding limiting structure is used to connect the vehicle with the limiting column through the connecting hole, and the bidirectional driving motor is started, the adjusting screw is rotated through the shaft coupling, the position of the detection belt is adjusted, the bottom of the wheel can be clamped with the detection belt after the rotating roller, the staff simulates the vehicle movement, the wheel is in contact with the surface of the detection belt during the movement of the vehicle, friction is generated, and the detection belt rotates along the rotating roller inside the connecting frame, the real driving condition of the vehicle is simulated, the wheel speed detection structure of the whole vehicle tester is provided with the auxiliary detection mechanism for helping to simulate the real driving speed of the vehicle, so that the detection data of the vehicle speed is more accurate, and the authenticity and practicality are stronger;

[0016] 2. The wheel speed detection structure of the whole vehicle tester, in order to facilitate the limiting column to fix different sizes of vehicles, the servo motor is started, the driving gear is rotated and engaged with the transmission gear through the shaft coupling, the threaded adjusting rod is rotated, and the threaded hole in the adjusting block at the bottom of the limiting column is threaded, so as to drive the limiting column to move in the plug-in frame, adjust the height of the vehicle connected therewith, the wheel speed detection structure of the whole vehicle tester can detect the wheel speed of vehicles of different sizes, and is flexible in use and has a wider use range. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a three-dimensional structure schematic view of the wheel speed detection structure of the utility model;

[0018] Figure 2 It is a three-dimensional sectional structure schematic view of the wheel speed detection structure of the utility model;

[0019] Figure 3 It is a three-dimensional sectional structure schematic view of the connecting frame of the utility model;

[0020] Figure 4 It is a side view structure schematic view of the limiting column of the utility model.

[0021] In the drawing: 1, mounting frame; 101, mounting plate; 102, mounting hole; 2, auxiliary detection mechanism; 201, detection belt; 202, rotating roller; 203, connecting frame; 204, adjusting screw; 205, bidirectional driving motor; 206, connecting block; 3, supporting block; 301, sliding groove; 4, plug-in frame; 401, limiting column; 402, connecting hole; 5, adjusting block; 501, threaded adjusting rod; 502, transmission gear; 503, driving gear; 504, servo motor; 505, mounting bracket. DETAILED DESCRIPTION

[0022] Clearly, the described embodiments are merely a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all the other embodiments obtained by the ordinary skilled in the art without making creative labor are within the scope of protection of the present utility model.

[0023] Please refer to Figures 1-4 The present utility model provides a technical scheme: a wheel rotating speed detection structure of a whole vehicle tester, comprising a mounting frame 1, a mounting plate 101 and an auxiliary detection mechanism 2, the mounting frame 1 outside is symmetrically connected with the mounting plate 101, and the mounting plate 101 inside is equidistantly provided with mounting holes 102, and the mounting frame 1 inside is provided with the auxiliary detection mechanism 2.

[0024] The auxiliary detection mechanism 2 comprises a connecting block 206 connected with the mounting frame 1, a bidirectional driving motor 205 is installed in the connecting block 206, the output ends of the two sides of the bidirectional driving motor 205 are connected with adjusting screws 204 through couplings, the two adjusting screws 204 outside are all screw-connected with the screw grooves in the connecting frames 203, the two connecting frames 203 inside are all equidistantly connected with rotating rollers 202, a plurality of rotating rollers 202 outside are all sleeved with detection belts 201, the threads outside the two adjusting screws 204 are oppositely arranged, the detection belts 201, rotating rollers 202, connecting frames 203 and adjusting screws 204 are all symmetrically arranged in the mounting frame 1 inside, the bidirectional driving motor 205 and the connecting block 206 are all located in the middle part of the mounting frame 1, the two sides of the mounting frame 1 are symmetrically provided with sliding grooves 301, a plurality of sliding grooves 301 inside are all slidingly connected with supporting blocks 3, and a plurality of supporting blocks 3 are all connected with the connecting frames 203 on one side.

[0025] In specific implementation, in order to facilitate the detection of the actual wheel speed, the detection belt 201 is used to simulate the driving ground. Before detection, the vehicle is connected with the limiting column 401 through the connecting hole 402 by using the corresponding limiting structure, and the bidirectional driving motor 205 connected inside the mounting frame 1 through the connecting block 206 is started. The output end of the bidirectional driving motor 205 drives the adjusting screw 204 to rotate through the shaft coupling, and is screwed with the screw groove inside the connecting frame 203 to adjust the position of the detection belt 201, so that the bottom of the vehicle wheel can be clamped with the detection belt 201 together with the rotating roller 202. After the staff simulates the vehicle movement, the vehicle wheel will be in contact with the surface of the detection belt 201 to produce friction, and the detection belt 201 will rotate along the rotating roller 202 inside the connecting frame 203 to simulate the actual driving condition of the vehicle. At this time, the wheel speed detected by the staff using the detection instrument is closer to the data when in use. The supporting block 3 on both sides of the connecting frame 203 can better provide support effect, and the supporting block 3 is inserted with the sliding groove 301, so as to facilitate the movement of the connecting frame 203. The wheel speed detection structure of the whole vehicle tester is provided with the auxiliary detection mechanism 2 which helps to simulate the detection of the actual driving speed of the vehicle, so that the detection data of the vehicle speed is more accurate, and the authenticity and practicality are stronger.

[0026] Referring to Figures 2-4 It can be known that the mounting frame 1 is symmetrically welded with the insertion frame 4 on both sides, the insertion frame 4 is inserted with the limiting column 401 inside, the bottom of the limiting column 401 is connected with the adjusting block 5, the connecting hole 402 is penetrated in the limiting column 401, the adjusting block 5 is screwed with the threaded adjusting rod 501 inside through the threaded hole, the bottom of the threaded adjusting rod 501 is rotatably connected with the mounting frame 1 through the bearing seat, the threads on the outer sides of the threaded adjusting rod 501 are arranged in the same direction, the limiting block is connected with the top of the threaded adjusting rod 501, the transmission gear 502 is connected with the side of the threaded adjusting rod 501 close to the mounting frame 1, the adjacent side of the transmission gear 502 is engaged with the driving gear 503, the output end of the servo motor 504 is connected with the driving gear 503 through the shaft coupling, and the servo motor 504 is connected with the mounting frame 1 through the mounting bracket 505.

[0027] In specific implementation, in order to facilitate the fixing of the limiting column 401 to vehicles of different sizes, the servo motor 504 inside the mounting frame 505 is started, the output end of the servo motor 504 drives the driving gear 503 to rotate through the shaft coupling, when the driving gear 503 rotates, the outer side is engaged with the transmission gear 502, driving the transmission gear 502 and the threaded adjusting rod 501 connected in the middle of the transmission gear 502 to rotate, when the threaded adjusting rod 501 rotates, the threaded hole inside the adjusting block 5 at the bottom of the limiting column 401 is screwed, thereby driving the limiting column 401 to move inside the insertion frame 4, adjusting the height of the vehicle connected thereto, the wheel speed detection structure of the vehicle testing instrument can detect the wheel speed of vehicles of different sizes, and is flexible to use and has a wider use range.

[0028] In summary, when the wheel speed detection structure of the vehicle testing instrument is used, the vehicle is connected to the limiting column 401 through the connecting hole 402 by using the corresponding limiting structure, after the position of the detection belt 201 is adjusted by starting the bidirectional driving motor 205, the servo motor 504 is started, driving the limiting column 401 to move inside the insertion frame 4, adjusting the height of the vehicle connected thereto, so that the bottom of the wheel can be clamped with the detection belt 201 together with the rotating roller 202, the staff can simulate vehicle movement and detect the wheel speed during movement, and the contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0029] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A wheel rotation speed detection structure of a vehicle test instrument, comprising a mounting frame (1), a mounting plate (101) and an auxiliary detection mechanism (2), characterized in that: The mounting frame (1) is symmetrically connected with a mounting plate (101) outside, and a mounting hole (102) is equidistantly arranged inside the mounting plate (101), and an auxiliary detection mechanism (2) is arranged inside the mounting frame (1); The auxiliary detection mechanism (2) comprises a connecting block (206) connected with the mounting frame (1), a bidirectional driving motor (205) is arranged inside the connecting block (206), output ends on both sides of the bidirectional driving motor (205) are connected with adjusting screws (204) through couplings, the two adjusting screws (204) are in threaded connection with threaded grooves inside connecting frames (203) outside, rotating rollers (202) are equidistantly arranged inside the two connecting frames (203), and detection belts (201) are arranged outside the rotating rollers (202).

2. The wheel rotation speed detection structure of a whole vehicle tester according to claim 1, characterized in that: The threads outside the two adjusting screws (204) are oppositely arranged, the detection belts (201), the rotating rollers (202), the connecting frames (203) and the adjusting screws (204) are symmetrically arranged inside the mounting frame (1).

3. The wheel rotation speed detection structure of a whole vehicle tester according to claim 1, characterized in that: The bidirectional driving motor (205) and the connecting block (206) are located in the middle of the mounting frame (1), and sliding grooves (301) are symmetrically arranged on both sides of the mounting frame (1).

4. The wheel speed detection structure of a whole vehicle tester according to claim 3, characterized in that: A plurality of support blocks (3) are slidably connected inside the sliding grooves (301), and one side of each of the plurality of support blocks (3) is connected with the connecting frame (203).

5. The wheel speed detection structure of a whole vehicle tester according to claim 3, characterized in that: Plug-in frames (4) are symmetrically welded on both sides of the mounting frame (1), limit columns (401) are inserted into the two plug-in frames (4), adjusting blocks (5) are connected to the bottom of the two limit columns (401), and connecting holes (402) are formed in the two limit columns (401).

6. The wheel speed detection structure of a whole vehicle tester according to claim 5, characterized in that: The two adjusting blocks (5) are in threaded connection with threaded adjusting rods (501) through threaded holes, the two threaded adjusting rods (501) are rotatably connected with the mounting frame (1) through bearing seats at the bottom, the threads outside the two threaded adjusting rods (501) are arranged in the same direction, and the two threaded adjusting rods (501) are connected with limit blocks at the top.

7. The wheel speed detection structure of a whole vehicle tester according to claim 6, characterized in that: The two threaded adjusting rods (501) are connected with drive gears (502) on one side close to the mounting frame (1), adjacent sides of the two drive gears (502) are in meshing connection with drive gears (503), the drive gears (503) are connected with the output end of a servo motor (504) through a coupling in the middle, and the servo motor (504) is connected with the mounting frame (1) through a mounting frame (505) on the upper side.

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