CN220983320U

CN220983320U - Acceleration sensor

Info

Publication number: CN220983320U
Application number: CN202322645016.5U
Authority: CN
Inventors: 谢炎龙; 赵杨平; 任伟新
Original assignee: Shenzhen University
Current assignee: Shenzhen University
Priority date: 2023-09-26
Filing date: 2023-09-26
Publication date: 2024-05-17
Anticipated expiration: 2033-09-26

Abstract

The utility model discloses an acceleration sensor, which comprises an adjusting matching piece and an adjusting piece, wherein the adjusting matching piece and the adjusting piece are positioned below a sensor body; the adjusting piece is matched with the adjusting matching piece, an adjusting hole is formed in the adjusting matching piece, the adjusting piece comprises an adjusting column matched with the adjusting hole, so that the sensor body is supported, the length of the adjusting column inserted into the adjusting hole is adjusted, and the angle of the sensor body is adjusted. The acceleration sensor can be placed on any surface to be measured, is connected with the adjusting matching piece through the adjusting piece, and adjusts the length of the adjusting column extending into the adjusting hole, so that the inclination angle of the sensor body can be finally adjusted, and the sensor body can be horizontally placed on an inclined plane, so that the acceleration sensor can work conveniently.

Description

Acceleration sensor

Technical Field

The utility model relates to the field of sensors, in particular to an acceleration sensor.

Background

An acceleration sensor is a device that senses a change in acceleration of an object and converts it into an electrical signal. The acceleration sensor is fused with other sensors (gyroscopes and the like) and related algorithms, can be used for sensing conditions related to the movement of an object, including acceleration, inclination angle, vibration, movement pattern recognition and the like, and is widely applied to the fields of structural vibration testing, long-term vibration monitoring and the like of machinery, aerospace, civil engineering and the like.

And when the acceleration sensor is used for measuring the vibration response of the structure (namely measuring the acceleration quantity), the acceleration change is measured through the voltage value change of the MEMS micro-electromechanical system under different vibrations, and finally, the analog digital signal is output, and the final test result is transmitted to the cloud platform for display in a wireless transmission mode. In the measurement, the acceleration sensor is specifically mounted on an external plane, but the sensor is based on an ideal horizontal plane when leaving the factory and is suitable for the public, and the plane used in the mounting is not necessarily the ideal plane, so that the sensor needs to adjust the external plane level by itself.

The existing acceleration sensor is inconvenient to adjust the angle of the sensor body itself, and therefore, is inconvenient to measure when the external plane on which the acceleration sensor is mounted is an inclined plane.

Disclosure of utility model

Based on this, it is necessary to provide an acceleration sensor capable of adjusting the angle of the sensor body.

In order to solve the above problems, the present utility model provides an acceleration sensor, including an adjusting fitting located below a sensor body and an adjusting member;

The adjusting piece is matched with the adjusting matching piece, an adjusting hole is formed in the adjusting matching piece, the adjusting piece comprises an adjusting column matched with the adjusting hole, so that the sensor body is supported, the length of the adjusting column inserted into the adjusting hole is adjusted, and the angle of the sensor body is adjusted.

In one embodiment, the adjustment post is threadably coupled to the adjustment aperture.

In one embodiment, the bottom surface of the sensor body is rectangular.

In one embodiment, the number of the adjusting matching pieces is two, the adjusting matching pieces are connected with the adjusting pieces, the two adjusting matching pieces are located on the same side of the rectangle, and the two adjusting matching pieces are located on the corners of the rectangle.

In one embodiment, the number of the adjusting matching pieces is three, the other adjusting matching piece is located in the middle of the other side edge of the rectangle, and the side edge is opposite to the side edge where the two adjusting matching pieces are located.

In one embodiment, the adjusting fitting member located at the middle of the side edge is fixedly connected with the adjusting member, and the other two adjusting members can adjust the length located in the adjusting hole.

In one embodiment, three of the adjustment members are each adjustable in length within the adjustment aperture.

In one embodiment, the number of the adjusting matching pieces is four, the adjusting matching pieces are connected with the adjusting pieces, and the four adjusting matching pieces are located at four corners of the sensor body.

In one embodiment, the adjusting member further includes a supporting portion connected to the adjusting post, the supporting portion being located at an end of the adjusting post remote from the sensor body, the adjusting post being inserted into the adjusting hole, the supporting portion supporting the sensor body in contact with the outside.

In one embodiment, the support portion has a disk shape;

The outer ring of the supporting part is provided with anti-skid lines which are convenient for screwing the supporting part.

By implementing the embodiment of the utility model, the sensor body can be placed on any external plane to be measured, the sensor body is connected with the adjusting matching piece through the adjusting piece, and the length of the adjusting column extending into the adjusting hole is adjusted, so that the length of the adjusting piece outside the adjusting hole can be adjusted, and finally the inclination angle of the sensor body can be adjusted, therefore, the sensor body can be horizontally placed on the inclined external plane, and the acceleration sensor can work conveniently.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

fig. 1 is a schematic structural diagram of an acceleration sensor according to an embodiment.

Fig. 2 is a schematic structural view of the acceleration sensor shown in fig. 1 at another view angle.

Fig. 3 is a schematic structural view of the adjusting member in the acceleration sensor shown in fig. 1.

Reference numerals:

100-a sensor body;

110-a shell, 112-an upper cover, 114-a housing;

120-horizontal display piece, 140-signal transmission piece;

200-adjusting structure;

220-adjusting fittings, 222-adjusting holes;

240-adjusting member, 242-adjusting post, 244-support.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the members in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are correspondingly changed.

Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Referring to fig. 1-3, an acceleration sensor according to an embodiment of the present utility model includes an adjustment fitting 220 and an adjustment fitting 240 under a sensor body 100.

The adjusting member 240 is matched with the adjusting fitting member 220, the adjusting fitting member 220 is provided with an adjusting hole 222, the adjusting member 240 includes an adjusting post 242 matched with the adjusting hole 222, so as to support the sensor body 100, and the adjusting post 242 is inserted into the adjusting hole 222 to adjust the angle of the sensor body 100.

Specifically, the adjusting structure 200 includes an adjusting member 240 and an adjusting fitting member 220, the adjusting fitting member 220 is located at the bottom of the sensor body 100, the adjusting member 240 is matched with the adjusting fitting member 220, specifically, the adjusting fitting member 220 is provided with an adjusting hole 222, the adjusting member 240 includes an adjusting post 242, the adjusting post 242 can be inserted into the adjusting hole 222 to be fixed in the adjusting hole 222, and a worker can adjust the length of the adjusting post 242 outside the adjusting hole 222 by adjusting the length of the adjusting post 242 inserted into the adjusting hole 222, so as to adjust the angle of the sensor body 100.

The sensor body 100 can be placed on any external plane to be measured, and is connected with the adjusting fitting 220 through the adjusting member 240, and the adjusting column 242 is adjusted to extend into the length of the adjusting hole 222, so that the length of the adjusting member 240 outside the adjusting hole 222 can be adjusted, and finally the inclination angle of the sensor body 100 can be adjusted, therefore, the sensor body 100 can be placed horizontally on the inclined plane, and the acceleration sensor can be conveniently operated.

In conjunction with fig. 2 and 3, further, the adjustment post 242 is threadably coupled to the adjustment aperture 222.

With reference to fig. 2, further, the bottom surface of the sensor body 100 is rectangular.

Specifically, the bottom surface of the sensor body 100 is square, the adjusting column 242 is provided with external threads, the adjusting hole 222 is internally provided with internal threads, and the adjusting column 242 is in threaded connection with the adjusting hole 222 so as to adjust the length of the adjusting column 242 extending into the adjusting hole 222.

Referring to fig. 2, the number of the adjusting members 220 is two, the adjusting members 220 are connected with the adjusting members 240, the two adjusting members 220 are located at the same side of the rectangle, and the two adjusting members 220 are located at the corners of the rectangle.

Specifically, when the number of the adjusting engaging members 220 is two, the two adjusting engaging members 220 are located on the same side of the rectangle, and are located at the corners of the rectangle, and the adjusting members 240 are in one-to-one threaded connection with the adjusting engaging members 220. Therefore, the adjustment makes the lengths of the two adjustment posts 242 extending into the adjustment hole 222 identical, and the lengths of the two adjustment posts 242 located outside the adjustment hole 222 identical, so that the angle of the sensor body 100 can be adjusted.

Referring to fig. 2, the number of the adjusting members 220 is three, and the other adjusting member 220 is located at the middle of the other side of the rectangle, and the side is opposite to the side where the two adjusting members 220 are located.

Specifically, when the number of the adjusting members 220 and 240 is three, two adjusting members 220 are located at the same side of the rectangle and are at corners of the rectangle, and the other adjusting member 220 is located on the opposite side of the side where the two adjusting members 220 are located and is located at the middle position of the side plate next to the side. Thus, three adjustment fittings 220 may be provided in three adjustment manners: only the extending length of the adjusting posts 242 corresponding to the two adjusting fittings 220 positioned on the same side can be adjusted, and the extending length is kept consistent; it is also possible to adjust the penetration length of the adjustment post 242 corresponding to one of the adjustment fittings 220 located on the opposite side; the extending lengths of the adjusting posts 242 corresponding to the three mating members can also be adjusted.

In one embodiment, the adjustment fitting 220 is fixedly coupled to the adjustment member 240 at the middle of the side edges, and the other two adjustment members 240 can adjust the length within the adjustment aperture 222.

Specifically, one of the regulation modes is as follows: only the lengths of the adjusting holes 222 into which the corresponding adjusting posts 242 of the two adjusting fittings 220 located on the same side are inserted are adjusted, and the inserted lengths are kept consistent.

In another embodiment, three adjustment members 240 may each adjust the length located within the adjustment aperture 222.

Specifically, the length of the adjustment posts 242 corresponding to the three mating members extending into the adjustment aperture 222 is adjusted.

In another embodiment, the number of the adjusting members 220 is four, the adjusting members 220 are connected with the adjusting members 240, and the four adjusting members 220 are located at four corners of the sensor body 100.

Specifically, the number of the adjusting members 220 may be four, and the four adjusting members 220 are four corners of a rectangle at the bottom of the sensor body 100.

In a specific implementation, the sensor body 100 is only required to be stably placed on an inclined plane, and the sensor body 100 is kept horizontally by adjusting the adjusting member 240 and the adjusting fitting member 220.

Referring to fig. 1, specifically, the sensor body 100 is connected with a signal transmission member 140 and a horizontal display member 120, the signal transmission member 140 is used for transmitting signals, the test result is transmitted to the cloud platform for display by the signal transmission member 140 and in a wireless transmission manner, and when the sensor body 100 is adjusted to be horizontal, the test result is displayed by the horizontal display member 120.

The sensor body 100 includes a housing 114 and an upper cover 112, the housing 114 and the upper cover 112 are detachable, and the adjusting fitting 220 and the adjusting hole 222 are disposed at the bottom of the housing 114 of the sensor body 100, and the horizontal display 120 is disposed through the upper cover 112.

Referring to fig. 3, the adjustment member 240 further includes a support portion 244 connected to the adjustment post 242, the support portion 244 being located at an end of the adjustment post 242 remote from the sensor body 100, the adjustment post 242 being inserted into the adjustment hole 222, the support portion 244 being in contact with the outside to support the sensor body 100.

Further, the supporting portion 244 has a disc shape, and an outer ring of the supporting portion 244 is provided with anti-skid patterns for facilitating screwing of the supporting portion 244.

Specifically, the adjusting member 240 includes an adjusting post 242 and a supporting portion 244, wherein the adjusting post 242 is configured to extend into the adjusting hole 222, and the supporting portion 244 is configured to contact with the outside, specifically, the surface to be measured, for supporting the sensor body 100.

The disc shape facilitates stable support, while the anti-slip threads facilitate twisting the adjustment member 240 to adjust the length of the adjustment post 242 extending into the adjustment aperture 222.

To sum up, when the conventional acceleration sensor is placed on an inclined external plane, the acceleration sensor cannot be horizontally adjusted, and the external plane level needs to be adjusted, which is inconvenient to operate.

The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. An acceleration sensor is characterized by comprising an adjusting matching piece and an adjusting piece, wherein the adjusting matching piece and the adjusting piece are positioned below a sensor body;

2. The acceleration sensor of claim 1, characterized in, that the adjustment post is screwed with the adjustment hole.

3. The acceleration sensor of claim 2, characterized in, that the bottom surface of the sensor body is rectangular.

4. An acceleration sensor according to claim 3, characterized in, that the number of adjustment fittings is two, that the adjustment fittings are connected with an adjustment member, that the two adjustment fittings are located at the same side of the rectangle, and that the two adjustment fittings are located at the corners of the rectangle.

5. The acceleration sensor of claim 4, wherein the number of the adjusting members is three, and the other adjusting member is located in the middle of the other side of the rectangle, and the side is opposite to the side where the two adjusting members are located.

6. The acceleration sensor of claim 5, wherein the adjustment fitting located in the middle of the side edge is fixedly connected to the adjustment members, and the other two adjustment members are adjustable in length within the adjustment hole.

7. The acceleration sensor of claim 5, wherein three of the adjustment members are each adjustable in length within the adjustment aperture.

8. An acceleration sensor according to claim 3, characterized in that the number of the adjustment fittings is four, the adjustment fittings are connected with adjustment fittings, and the four adjustment fittings are located at the four corners of the sensor body.

9. The acceleration sensor of any one of claims 1-8, characterized in, that the adjustment member further comprises a support part connected to the adjustment post, the support part being located at an end of the adjustment post remote from the sensor body, the adjustment post being inserted into the adjustment hole, the support part being in contact with the outside for supporting the sensor body.

10. The acceleration sensor of claim 9, wherein the support portion has a disc shape;