CN216956089U - Speed sensor testing device - Google Patents
Speed sensor testing device Download PDFInfo
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- CN216956089U CN216956089U CN202220558338.9U CN202220558338U CN216956089U CN 216956089 U CN216956089 U CN 216956089U CN 202220558338 U CN202220558338 U CN 202220558338U CN 216956089 U CN216956089 U CN 216956089U
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Abstract
The utility model relates to the field of speed sensors, and particularly discloses a speed sensor testing device which comprises a testing box, wherein two fixing plates are fixedly connected inside the top of the testing box, a lead screw is rotatably connected in the middle between the two fixing plates, two symmetrically arranged guide rods are fixedly connected between the two fixing plates, one end of the lead screw is fixedly connected with a connecting shaft, a first connecting block is in threaded connection with the outer side of the lead screw, one end of the connecting shaft is fixedly connected with a hand wheel, the hand wheel is arranged outside the top of the testing box, connecting plates are fixedly connected to both sides of the first connecting block, the connecting plates are arranged on the outer sides of the guide rods, a second connecting block is fixedly connected to the outer side of the first connecting block, two symmetrically arranged fixing rods are fixedly connected to the bottom of one end, away from the first connecting block, of the second connecting block, and a connecting frame is fixedly connected to the bottom of the fixing rods. The speed sensor testing device can effectively acquire speed parameters and improve the testing accuracy.
Description
Technical Field
The utility model relates to the field of speed sensors, in particular to a speed sensor testing device.
Background
The sensor is an original element which converts the change of non-electricity (such as speed and pressure) into the change of electricity, can be divided into a pressure sensor, a speed sensor, a temperature sensor and the like according to the different converted non-electricity, and is a part and an accessory for measuring and controlling instruments and equipment, and the speed sensor is a device for measuring the speed of an object, such as: a crank position sensor, a camshaft sensor, a wheel speed sensor, a vehicle speed sensor, etc., are all speed sensors.
At present, when the existing speed sensor testing device tests speed sensors of different models, the distance between the speed sensor and the speed measuring gear cannot be adjusted according to the models, certain influence can be caused on a test result, the testing precision is reduced, and therefore the existing speed sensor testing device is improved and provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a speed sensor testing device which comprises a testing box, wherein two fixing plates are fixedly connected inside the top of the testing box, a lead screw is rotatably connected in the middle between the two fixing plates, two symmetrically-arranged guide rods are fixedly connected between the two fixing plates, one end of the lead screw is fixedly connected with a connecting shaft, the outer side of the lead screw is in threaded connection with a first connecting block, one end of the connecting shaft is fixedly connected with a hand wheel, the hand wheel is arranged outside the top of the testing box, two sides of the first connecting block are fixedly connected with connecting plates, and the connecting plates are arranged on the outer sides of the guide rods.
As a preferred technical solution of the present invention, a second connecting block is fixedly connected to an outer side of the first connecting block, two symmetrically arranged fixing rods are fixedly connected to a bottom of one end of the second connecting block, which is far away from the first connecting block, and a connecting frame is fixedly connected to bottoms of the fixing rods.
As a preferred technical scheme of the utility model, the inner wall of the bottom of the connecting frame is provided with two symmetrically arranged connecting grooves, springs are arranged inside the two connecting grooves, one end of each spring is fixedly connected to the inner wall of each connecting groove, and a pull rod is arranged inside each spring.
As a preferred technical scheme of the utility model, one end of the pull rod is fixedly connected with a stop block, the other end of the pull rod is arranged on the outer side of the connecting frame, and the outer wall of the stop block is attached to the inner wall of the connecting groove.
As a preferred technical scheme of the present invention, a rotating motor is fixedly connected to the outer side of the bottom of the test box, an output end of the rotating motor is fixedly connected to a first rotating shaft, one end of the first rotating shaft is fixedly connected to a coupler, one end of the coupler is fixedly connected to a second rotating shaft, one end of the second rotating shaft is provided with a bearing, the bearing is fixedly connected to the inner wall of the test box, and the outer side of the middle portion of the second rotating shaft is fixedly connected to a speed measurement gear.
As a preferred technical scheme of the utility model, the top of the test box is fixedly connected with an installation plate, the installation plate is arranged on the outer side of the connecting shaft, and a limit block is fixedly arranged on the outer side of the connecting shaft.
As a preferred technical scheme of the utility model, a rotating groove matched with the limiting block is formed in the mounting plate, a limiting ring is sleeved on the outer side of the connecting shaft, and a limiting groove is formed in the bottom of the limiting ring.
The utility model has the beneficial effects that:
the speed sensor testing device has the advantages that the connecting frame can be moved up and down by rotating the hand wheel, so that the distance between the speed sensor and the speed measuring gear is adjusted, testing requirements of speed sensors of different models are met, speed parameters can be effectively obtained, and testing accuracy is improved.
Two, this kind of speedtransmitter testing arrangement, after speedtransmitter was adjusted suitable position, can press down the spacing ring to spacing to carrying on the connecting axle, prevent that the connecting axle from rotating, in order to avoid speedtransmitter to remove, lead to the test result inaccurate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a block diagram of a speed sensor testing apparatus of the present invention;
FIG. 2 is a block diagram of a first linkage block of a speed sensor testing apparatus of the present invention;
FIG. 3 is a block diagram of a speed sensor testing device attachment slot of the present invention;
fig. 4 is an enlarged view of a structure at a position a of a speed sensor testing device according to the present invention.
In the figure: 1. a test box; 2. a fixing plate; 3. a lead screw; 4. a guide bar; 5. a connecting shaft; 6. a hand wheel; 7. a first connection block; 8. fixing the rod; 9. a connecting frame; 10. a rotating electric machine; 11. a first rotating shaft; 12. a second rotating shaft; 13. a speed measuring gear; 14. a connecting plate; 15. a second connecting block; 16. connecting grooves; 17. a spring; 18. a stopper; 19. a pull rod; 20. mounting a plate; 21. a limiting block; 22. a rotating groove; 23. a limit ring.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-4, the speed sensor testing device of the present invention comprises a testing box 1, two fixing plates 2 are fixedly connected to the inside of the top of the testing box 1, a lead screw 3 is rotatably connected to the middle portion between the two fixing plates 2, two symmetrically arranged guide rods 4 are fixedly connected between the two fixing plates 2, one end of the lead screw 3 is fixedly connected to a connecting shaft 5, the outer side of the lead screw 3 is in threaded connection with a first connecting block 7, one end of the connecting shaft 5 is fixedly connected to a hand wheel 6, the hand wheel 6 is arranged outside the top of the testing box 1, both sides of the first connecting block 7 are fixedly connected to connecting plates 14, the connecting plates 14 are arranged outside the guide rods 4, by rotating the hand wheel 6, the hand wheel 6 drives the connecting shaft 5 to rotate, and further rotates the lead screw 3, the lead screw 3 can drive the first connecting block 7 to move, and the guide rods 4 and the connecting plates 14 are arranged, can make first connecting block 7 reciprocate along the steady going on of lead screw 3 to adjust the distance between speedtransmitter and the gear 13 that tests the speed, with the test demand that satisfies the speedtransmitter of different models, improved speedtransmitter's test precision.
The outside fixedly connected with second connecting block 15 of first connecting block 7, the dead lever 8 that two symmetries of bottom fixedly connected with set up, the bottom fixedly connected with link frame 9 of dead lever 8 of the one end of first connecting block 7 were kept away from to second connecting block 15.
Offer the spread groove 16 that two symmetries set up on the inner wall of splice frame 9 bottom, the inside of two spread grooves 16 all is provided with spring 17, spring 17's one end fixed connection is on spread groove 16's inner wall, and spring 17's inside is provided with pull rod 19, pulling pull rod 19, make 18 extrusion springs 17 of dog in order to enter into spread groove 16's inside, arrange the inside of splice frame 9 with speed sensor in afterwards, loosen pull rod 19 afterwards, dog 18 can pop out from spread groove 16 under spring 17's effect, it is spacing to block speed sensor.
One end of the pull rod 19 is fixedly connected with a stop block 18, the other end of the pull rod 19 is arranged on the outer side of the connecting frame 9, and the outer wall of the stop block 18 is attached to the inner wall of the connecting groove 16.
The outside fixedly connected with rotating electrical machines 10 of 1 bottom of test box, the first pivot 11 of output fixedly connected with of rotating electrical machines 10, the one end fixedly connected with shaft coupling of first pivot 11, the one end fixedly connected with second pivot 12 of shaft coupling, the one end of second pivot 12 is provided with the bearing, bearing fixed connection is on test box 1's inner wall, the outside fixedly connected with speed gear 13 at second pivot 12 middle part, through starting rotating electrical machines 10, rotating electrical machines 10 can drive first pivot 11 and rotate, first pivot 11 passes through the shaft coupling and drives second pivot 12 rotatory, and then make speed gear 13 rotate, so that speedtransmitter tests.
The top fixedly connected with mounting panel 20 of test box 1, the setting in the outside of connecting axle 5 of mounting panel 20, and the outside of connecting axle 5 is fixed and is provided with stopper 21.
The inside of mounting panel 20 has been seted up with stopper 21 assorted rotation groove 22, spacing ring 23 has been cup jointed in the outside of connecting axle 5, the spacing groove has been seted up to the bottom of spacing ring 23, when connecting axle 5 rotates, stopper 21 can rotate 22 internal rotations in the rotation groove, after speed sensor is adjusted suitable position, can rotate earlier spacing ring 23, make spacing groove and stopper 21 parallel and level, press down spacing ring 23 afterwards, can make stopper 21 card go into the inside of spacing groove, it is spacing to carry out connecting axle 5, prevent connecting axle 5 from rotating, influence the test result.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a speedtransmitter testing arrangement, includes test box (1), its characterized in that, two fixed plate (2) of inside fixedly connected with at test box (1) top, two middle part between fixed plate (2) is rotated and is connected with lead screw (3), and two guide bar (4) that two symmetries of fixedly connected with set up between fixed plate (2), the one end fixedly connected with connecting axle (5) of lead screw (3), just the outside threaded connection of lead screw (3) has first connecting block (7), the one end fixedly connected with hand wheel (6) of connecting axle (5), hand wheel (6) set up in the outside at test box (1) top, the equal fixedly connected with connecting plate (14) in both sides of first connecting block (7), connecting plate (14) set up in the outside of guide bar (4).
2. The speed sensor testing device according to claim 1, wherein a second connecting block (15) is fixedly connected to the outer side of the first connecting block (7), two symmetrically arranged fixing rods (8) are fixedly connected to the bottom of one end of the second connecting block (15) far away from the first connecting block (7), and a connecting frame (9) is fixedly connected to the bottom of each fixing rod (8).
3. The speed sensor testing device according to claim 2, wherein two symmetrically arranged connecting grooves (16) are formed on the inner wall of the bottom of the connecting frame (9), a spring (17) is arranged inside each of the two connecting grooves (16), one end of the spring (17) is fixedly connected to the inner wall of the connecting groove (16), and a pull rod (19) is arranged inside each of the springs (17).
4. A speed sensor testing device according to claim 3, characterized in that a stop (18) is fixedly connected to one end of the pull rod (19), and the other end of the pull rod (19) is arranged outside the connecting frame (9), and the outer wall of the stop (18) is attached to the inner wall of the connecting groove (16).
5. The speed sensor testing device according to claim 1, wherein a rotating motor (10) is fixedly connected to the outer side of the bottom of the testing box (1), a first rotating shaft (11) is fixedly connected to an output end of the rotating motor (10), a coupler is fixedly connected to one end of the first rotating shaft (11), a second rotating shaft (12) is fixedly connected to one end of the coupler, a bearing is arranged at one end of the second rotating shaft (12), the bearing is fixedly connected to the inner wall of the testing box (1), and a speed measuring gear (13) is fixedly connected to the outer side of the middle portion of the second rotating shaft (12).
6. The speed sensor testing device according to claim 1, wherein a mounting plate (20) is fixedly connected to the top of the testing box (1), the mounting plate (20) is arranged on the outer side of the connecting shaft (5), and a limiting block (21) is fixedly arranged on the outer side of the connecting shaft (5).
7. The speed sensor testing device according to claim 6, wherein a rotating groove (22) matched with the limiting block (21) is formed in the mounting plate (20), a limiting ring (23) is sleeved on the outer side of the connecting shaft (5), and a limiting groove is formed in the bottom of the limiting ring (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220558338.9U CN216956089U (en) | 2022-03-15 | 2022-03-15 | Speed sensor testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220558338.9U CN216956089U (en) | 2022-03-15 | 2022-03-15 | Speed sensor testing device |
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| Publication Number | Publication Date |
|---|---|
| CN216956089U true CN216956089U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202220558338.9U Active CN216956089U (en) | 2022-03-15 | 2022-03-15 | Speed sensor testing device |
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| CN (1) | CN216956089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115290929A (en) * | 2022-07-28 | 2022-11-04 | 东风电驱动系统有限公司 | Vehicle speed sensor detection device |
-
2022
- 2022-03-15 CN CN202220558338.9U patent/CN216956089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115290929A (en) * | 2022-07-28 | 2022-11-04 | 东风电驱动系统有限公司 | Vehicle speed sensor detection device |
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