CN212082837U - Tricycle performance detection device - Google Patents
Tricycle performance detection device Download PDFInfo
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- CN212082837U CN212082837U CN202021027582.XU CN202021027582U CN212082837U CN 212082837 U CN212082837 U CN 212082837U CN 202021027582 U CN202021027582 U CN 202021027582U CN 212082837 U CN212082837 U CN 212082837U
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- roller bearing
- tricycle
- installing frame
- bearing
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Abstract
The utility model provides a tricycle performance detection device, including test bench and front wheel positioning mechanism, front wheel positioning mechanism includes the first installing frame along vertical setting, the upper end of first installing frame is provided with the backup pad, the both sides of backup pad upper end are provided with the limiting plate along vertical all sliding, test bench includes two second installing frames along horizontal alignment setting, install first roller bearing and the second roller bearing that is parallel to each other through the bearing in the second installing frame, be provided with the board of lifting in the second installing frame between first roller bearing and the second roller bearing, the third roller bearing is all installed through the bearing to the both sides of the board upper end of lifting, the third roller bearing is parallel to each other with first roller bearing, the third roller bearing links to each other with speedtransmitter. The utility model discloses tricycle speed, axle load and brake performance detect, improve performance test's efficiency are carried out in tricycle location of accessible.
Description
Technical Field
The utility model relates to a car capability test technical field especially indicates a tricycle performance detection device.
Background
The tricycle generally relates to performance tests of speed, axle weight and braking, and generally causes inaccurate test results or retest due to deflection of a front wheel; in addition, the existing detection devices are divided into three types, so that the occupied area is large, the tricycle needs to be positioned for many times, and the detection efficiency is low.
CN201828409U discloses a composite testing device for comprehensive performance of motor vehicle, in which a brake sensor and a brake motor are installed on a corresponding speed reducer, a speed sensor is installed on a first roller, when performing speed testing, the corresponding roller needs to be separated from the speed reducer by an overrunning clutch, and the running speed of the vehicle is measured by the speed sensor.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tricycle performance detection device, tricycle location is once gone on to the accessible, carries out tricycle speed, axle load and brake performance and detects, improves performance test's efficiency.
The technical scheme of the utility model is realized like this: the utility model provides a tricycle performance detection device, including test bench and front wheel positioning mechanism, front wheel positioning mechanism includes along the first installing frame of vertical setting, the upper end of first installing frame is provided with the backup pad, the both sides of backup pad upper end all slide and are provided with the limiting plate, test bench includes two second installing frames that set up along transversely lining up, install first roller bearing and the second roller bearing that is parallel to each other through the bearing in the second installing frame, be provided with the board of lifting in the second installing frame between first roller bearing and the second roller bearing, the third roller bearing is all installed through the bearing to the both sides of the board upper end of lifting, the third roller bearing is parallel to each other with first roller bearing, the third roller bearing links to each other with speedtransmitter.
Further, the both sides of lifting plate lower extreme all are provided with the jacking cylinder, and the lower extreme of jacking cylinder is provided with the loading board, and the four corners of loading board lower extreme all is provided with the axle load sensor.
Furthermore, one end of the first rolling shaft is connected with the first speed reduction motor, the other end of the first rolling shaft is in transmission with the second rolling shaft through a gear chain, and the first speed reduction motor is connected with the brake sensor.
Further, horizontal two-way lead screw is all installed through the bearing in the both ends in the first installing frame, and two-way lead screw links to each other with second gear motor, and the both ends of two-way lead screw all slide and are provided with vertical slide, are provided with horizontal bar slide opening corresponding to the position department of slide in the backup pad, and the upper end of slide is passed the bar slide opening and is linked to each other with the tip of limiting plate.
The utility model has the advantages that:
the utility model discloses a front wheel positioning mechanism has realized the location to the tricycle front wheel, avoids it to take place to deflect in the test procedure, influences the test effect, and tricycle location is once carried out to the accessible, carries out tricycle speed, axle load and brake performance and detects, improves performance test's efficiency. The braking detection is realized through the cooperation of the first rolling shaft, the second rolling shaft, the first speed reducing motor and the braking sensor; the rear wheel is separated from the first roller and the second roller through the lifting plate, so that the rear wheel is pressed on the two third rollers, and the third rollers are connected with the speed sensor, thereby facilitating speed test and omitting an overrunning clutch; and the third roller bearing is also convenient for fix a position the rear wheel when carrying out the axle load test, guarantees the stability of rear wheel when detecting, and then improves the measuring accuracy of axle load.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a top view of the present invention;
FIG. 2 is a schematic structural view of a bidirectional screw rod;
fig. 3 is a schematic structural view of the lifting plate.
The device comprises a first mounting frame 1, a supporting plate 2, a limiting plate 3, a bidirectional screw rod 4, a gear 5, a second speed reduction motor 6, a sliding seat 7, a strip-shaped sliding hole 8, a second mounting frame 9, a first rolling shaft 10, a second rolling shaft 11, a lifting plate 12, a jacking cylinder 13, a bearing plate 14, a shaft weight sensor 15 and a third rolling shaft 16.
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 any creative effort belong to the protection scope of the present invention.
The utility model discloses a "vertically" is the length direction of first installing frame in figure 1.
As shown in the figure 1-2, a tricycle performance detection device comprises a detection test bed and a front wheel positioning mechanism, wherein the front wheel positioning mechanism comprises a first installation frame 1 which is longitudinally fixed, a supporting plate 2 is fixed at the upper end of the first installation frame 1, a limiting plate 3 which is longitudinally arranged is arranged on each of two sides of the upper end of the supporting plate 2 in a sliding manner, a transverse bidirectional screw rod 4 is arranged at each of two ends in the first installation frame 1 through a bearing, a gear 5 is arranged at one end of the bidirectional screw rod 4 and is connected with a second speed reduction motor 6 through gear chain transmission, vertical sliding seats 7 are arranged at each of two ends of the bidirectional screw rod 4 in a sliding manner, a transverse strip-shaped sliding hole 8 is arranged at a position, corresponding to the sliding seat 7, on the supporting plate 2, the upper end of the sliding seat 7 penetrates through the strip-shaped sliding hole 8 to be connected with the end part of the limiting plate 3, the second speed reduction, the adjustment of the distance between the two limiting plates 3 is realized.
As shown in fig. 1 and 3, the detection test bed includes two second mounting frames 9 aligned in the transverse direction, a first roller 10 and a second roller 11 are mounted in the second mounting frames 9 through bearings, and the first roller 10 and the second roller 11 are aligned in parallel and are both disposed in the transverse direction. One end of the first rolling shaft 10 is connected with a first speed reducing motor, the other end of the first rolling shaft is in transmission with the second rolling shaft 11 through a gear chain, and the first speed reducing motor is connected with a brake sensor. The first speed reducing motor comprises a brake motor with a speed reducer connected with the speed reducer, the speed reducer is connected with a brake sensor (not shown in the figure) through a force arm, and the part of the structure is a conventional locomotive brake detection structure in the prior art.
A lifting plate 12 is arranged in the second mounting frame 9 between the first roller 10 and the second roller 11, two sides of the lower end of the lifting plate 12 are respectively fixed with a jacking cylinder 13, the lower end of the jacking cylinder 13 is fixed with a bearing plate 14, and four corners of the lower end of the bearing plate 14 are respectively fixed with a shaft weight sensor 15. The third roller 16 is installed on two sides of the upper end of the lifting plate 12 through bearings, the third roller 16 is parallel to the first roller 10, the third roller 16 is connected with a speed sensor, and the diameter of the third roller 16 is smaller than that of the first roller 10 and the second roller 11.
The application method of the embodiment comprises the following steps: start second gear motor 6, drive limiting plate 3 through two-way lead screw 4 and remove to both sides, be convenient for arrange the front wheel of tricycle in two backup pads 2 between the limiting plate 3 on, then 6 counter rotations of second gear motor carry on spacingly to the front wheel, avoid in the test procedure, the front wheel takes place to deflect, influences test effect.
Two rear wheels of the tricycle are respectively arranged at the corresponding second mounting frames 9, the jacking air cylinder 13 contracts to drive the lifting plate 12 to descend, the rear wheels are pressed on the first roller 10 and the second roller 11, the first speed reducing motor is started to drive the first roller 10 to rotate, the second roller 11 is driven to rotate through a gear chain, a test person performs braking operation, and the braking force of the rear wheels is tested through the braking sensor; the jacking cylinder 13 extends to drive the lifting plate 12 to rise, the rear wheel is separated from the first roller 10 and the second roller 11 and pressed on the third rollers 16 at two sides, and axle load detection is carried out through the axle load sensor 15; the test person drives the wheels to rotate, the rear wheel drives the third roller 16 to rotate, and the running speed of the vehicle is measured through the speed sensor.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a tricycle performance detection device which characterized in that: including test bench and front wheel positioning mechanism, front wheel positioning mechanism includes along the first installing frame of vertical setting, the upper end of first installing frame is provided with the backup pad, the both sides of backup pad upper end all slide and are provided with the limiting plate, test bench includes two second installing frames that set up along transversely lining up, install the first roller bearing and the second roller bearing that are parallel to each other through the bearing in the second installing frame, be provided with the board of lifting in the second installing frame between first roller bearing and the second roller bearing, the third roller bearing is all installed through the bearing to the both sides of the board upper end of lifting, the third roller bearing is parallel to each other with first roller bearing, the third roller bearing links to each other with speedtransmitter.
2. The tricycle performance detection device of claim 1, wherein: the both sides of board lower extreme all are provided with the jacking cylinder that lifts, and the lower extreme of jacking cylinder is provided with the loading board, and the four corners of loading board lower extreme all is provided with the axle load sensor.
3. The tricycle performance detection device of claim 1, wherein: one end of the first rolling shaft is connected with a first speed reducing motor, the other end of the first rolling shaft is in transmission with the second rolling shaft through a gear chain, and the first speed reducing motor is connected with a brake sensor.
4. The tricycle performance detection device of claim 1, wherein: horizontal two-way lead screw is all installed through the bearing in the both ends in the first installing frame, and two-way lead screw links to each other with second gear motor, and the both ends of two-way lead screw all slide and are provided with vertical slide, are provided with horizontal bar slide opening corresponding to the position department of slide in the backup pad, and the upper end of slide is passed the bar slide opening and is linked to each other with the tip of limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021027582.XU CN212082837U (en) | 2020-06-05 | 2020-06-05 | Tricycle performance detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021027582.XU CN212082837U (en) | 2020-06-05 | 2020-06-05 | Tricycle performance detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212082837U true CN212082837U (en) | 2020-12-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021027582.XU Active CN212082837U (en) | 2020-06-05 | 2020-06-05 | Tricycle performance detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212082837U (en) |
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2020
- 2020-06-05 CN CN202021027582.XU patent/CN212082837U/en active Active
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