CN220853850U

CN220853850U - Vibration detection device and electric induction type online interaction system

Info

Publication number: CN220853850U
Application number: CN202322509503.9U
Authority: CN
Inventors: 王家伟; 钱涛; 王华俊
Original assignee: Hefei Andakerun Education Co ltd
Current assignee: Hefei Andakerun Education Co ltd
Priority date: 2023-09-15
Filing date: 2023-09-15
Publication date: 2024-04-26
Anticipated expiration: 2033-09-15

Abstract

The utility model relates to the field of vibration detection, in particular to a vibration detection device and an electric induction type online interaction system. The vibration detection device comprises a workbench and at least two vibration sources uniformly distributed on the workbench, wherein detectors for detecting vibration operation are arranged on the vibration sources; the vibration source is connected with the workbench through an elastic piece for buffering; the device also comprises a guide piece for guiding the vibration direction of the vibration source to be parallel to the stress direction of the vibration detector. The device has the advantages of two aspects, on one hand, a plurality of groups of test data can be obtained once through setting a plurality of groups of vibration sources and detectors on the same workbench for simultaneous detection, and the detection coverage range is wide. On the other hand, the guide member which makes the vibration detector stressed in parallel with the vibration direction of the vibration source is specially arranged, and the influence of the external limiting intervention on the vibration frequency of each group of vibration sources and the disordered vibration is reduced, so that the measurement accuracy is improved as a whole.

Description

Vibration detection device and electric induction type online interaction system

Technical Field

The utility model relates to the field of vibration detection, in particular to a vibration detection device and an electric induction type online interaction system.

Background

Vibration is a very common research topic in engineering applications, and state detection and fault diagnosis of equipment are mostly performed by using a vibration detection method.

The vibration detection is usually performed by a contact type measurement method, in which a contact of a vibration sensor is connected to an object to be measured. Obviously, the dynamic range measured by the method is small, and the coverage is low; and the data is single, and there is a great error. To solve this problem, one may repeatedly perform multiple tests with one set of test instruments or set up multiple sets of test instruments on one table to perform the test simultaneously. The latter is obviously more efficient and therefore more favored.

However, this method has some drawbacks, in that energy and motion state are propagated through interaction with surrounding medium during vibration, so that mutual influence exists between groups, and finally the detection result is influenced. Therefore, on the basis of realizing multiple groups of simultaneous tests, the cross influence among the multiple groups of simultaneous tests can be reduced as much as possible to carry out accurate measurement, and the method is a problem to be solved by the person skilled in the art. Thus, there is a need for a solution.

Disclosure of Invention

In order to avoid and overcome the technical problems in the prior art, the utility model provides a vibration detection device and an electric induction type online interaction system. The utility model can obtain a plurality of groups of test data at the same time, and has wide detection coverage; and the cross influence among a plurality of groups of tests can be reduced, and the measurement accuracy is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

A vibration detection device and an electric induction type online interaction system comprise a workbench and at least two vibration sources uniformly distributed on the workbench, wherein detectors for detecting vibration operation are arranged on the vibration sources;

the vibration source is connected with the workbench through an elastic piece for buffering;

The device also comprises a guide piece for guiding the vibration direction of the vibration source to be parallel to the stress direction of the vibration detector.

As a further scheme of the utility model: a limiting hole is arranged on the vibration source, and a limiting rod is arranged on the workbench; the limiting rod and the limiting hole form guide rod guiding cooperation of reciprocating linear motion along the vibration direction of the vibration source, and the limiting rod and the elastic piece are arranged in a space avoiding mode.

As still further aspects of the utility model: the vibration source is a beating drum, a fixed block is radially and convexly arranged at the rim of the beating drum, and a limiting hole is formed in the fixed block; the limiting rod is parallel to the axis of the drum, and the limiting rod and the limiting hole form guide rod guide fit along the axis direction of the drum.

As still further aspects of the utility model: through holes are uniformly distributed on the table surface of the workbench, a beating drum is coaxially embedded in the through holes, and the embedded surfaces are respectively coupled with two ends of the elastic piece.

As still further aspects of the utility model: one end of a tension spring is fixedly connected with the drum edge of the drum, and the other end of the tension spring is coupled with the inner wall of the through hole.

As still further aspects of the utility model: lifting lugs are radially arranged on the inner wall of the through hole in a protruding mode; the lifting lug and the tension spring hook head form hooking cooperation, and the lifting lug and the tension spring jointly form the elastic piece.

As still further aspects of the utility model: the detector is a vibration detector, and the contact end of the vibration detector is clamped and fixed at the back of the beating drum.

The utility model also provides an electric induction type online interaction system, which comprises a vibration detector, wherein the vibration detector is an inductive vibration sensor, and the induction end of the inductive vibration sensor is clamped and fixed on the drum surface; the vibration sensor is electrically connected with a collecting module for collecting and sending vibration parameters, and the collecting module is electrically connected with a display device for displaying the vibration parameters.

As still further aspects of the utility model: a square hole is concavely formed in the middle of the workbench, a display device is fixedly pressed in the square hole through a bolt, and the display device is a display screen; the collecting module is a data collecting card, an interface end of the data collecting card is connected with one end of a transmission line, and the other end of the transmission line penetrates through the threading hole and forms plug-in fit with the interface end of the display screen; the threading holes are through holes arranged on the workbench.

As still further aspects of the utility model: the workbench is vertical in the height direction, one end of a horizontal anchor is fixedly connected to the bottom of the workbench, and the other end of the horizontal anchor and the top end of the workbench are fixedly connected with two sides of the supporting plate respectively to form inclined strut fixing fit.

Compared with the prior art, the utility model has the beneficial effects that:

1. Compared with single detection in the prior art, the device has the advantages of two aspects, on one hand, the vibration sources and the detectors of multiple groups are arranged on the same workbench to perform simultaneous detection, multiple groups of test data can be obtained at one time, and the detection coverage range is wide. Moreover, the vibration source is connected with the workbench through the elastic piece, so that the cross influence among multiple groups of tests can be reduced. On the other hand, it is worth mentioning that the guide member which makes the vibration detector stressed and vibration direction of the vibration source parallel is specially arranged, and the elastic connection function of the elastic member is matched, so that the cross influence between each group of tests is reduced, the influence of the external limiting interference on the vibration frequency of each group of vibration source and the influence of disordered vibration are reduced, and the measurement accuracy is improved as a whole.

2. Furthermore, people can select any guide piece which can realize linear reciprocating motion on the market according to the processing technology, and the guide piece is convenient to use and convenient to purchase. Considering the requirements of simple structure, portability and small occupied area, the limit rod is preferably matched with the limit hole in the application. On the basis, a fixed block radially protruding from the drum rim of the drum is specially matched, and the guide effect is achieved by arranging a limiting hole on the fixed block and arranging the limiting hole and the limiting rod in a sliding manner. Specifically, there are two advantages in setting up this fixed block, first of all, on the basis of having guaranteed the integrality of beating the drum, can realize punching the demand. And secondly, the limiting rod is vertically separated from the drum by the fixing blocks extending out of the drum in the radial direction, so that damage caused by friction collision on the drum is reduced.

3. Further, it is obvious that the elastic member may be any commercially available connecting member capable of realizing elastic buffering. However, the device prefers the tension spring, not only has excellent elastic buffering effect of the tension spring, but also realizes the reasons of reducing the intervention and limitation on the drum beating vibration. And the end part of the tension spring is provided with the hook head, so that the hook head can be directly hooked with the lifting lug, the assembly and the disassembly are simple, and the replaceability is high.

4. Of course, with the development of automation, only manual recording and detection cannot meet the experimental requirements of people. Therefore, on the basis of the device, the device particularly provides an electric induction type online interaction system which is used for inducing through the induction type vibration sensor, sending the induction signal to the collecting module and finally displaying the induction signal on the display device. Not only the degree of automation is high, and the precision is high. And the richness and the interestingness of the test effect are increased, and the requirement of diversified development is met.

5. Good test results in addition to the rich test data, an open display platform is also indispensable. Therefore, the device is specially provided with the horizontal ground feet on the workbench, and supports the workbench to form the display panel, so that the experience of experiments and viewing is improved.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

Fig. 3 is a partially enlarged schematic view of fig. 2 at a.

Fig. 4 is a schematic view of the present utility model in a left side cut-away configuration.

FIG. 5 is a schematic diagram of an electric induction type online interaction system.

In the figure:

10. A work table; 11. a horizontal foot margin; 12. a support plate; 13. a through hole;

20. a vibration source;

30. An elastic member; 31. lifting lugs; 32. a tension spring;

40. A guide member; 41. a limit rod; 42. a limiting hole; 43. a fixed block;

50. A detector; 51. a collection module; 52. a display device.

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.

Referring to fig. 1-5, in an embodiment of the present utility model, a vibration detection device and an electric induction type online interaction system, including a workbench 10 and at least two vibration sources 20 uniformly distributed on the workbench 10, wherein a detector 50 for detecting vibration operation is installed on the vibration sources 20; the detector 50 is a vibration detector, and the contact end of the vibration detector is clamped and fixed at the back of the beating drum.

The vibration source 20 is connected with the workbench 10 through an elastic piece 30 for buffering;

The device further comprises a guide 40 for guiding the vibration direction of the vibration source 20 parallel to the direction of the force applied by the vibration detector 50.

For single detection in the prior art, the device has two advantages, on one hand, by arranging a plurality of groups of vibration sources 20 and detectors 50 on the same workbench 10 for simultaneous detection, a plurality of groups of test data can be obtained at one time, and the detection coverage range is wide. Moreover, since the vibration source 20 is connected to the table 10 via the elastic member 30, the cross influence between the plurality of sets of tests can be reduced. On the other hand, it is worth mentioning that the guide member 40, which makes the vibration detector 50 stressed in parallel to the vibration direction of the vibration source 20, is specially arranged, and the elastic connection function of the elastic member 30 is matched, so that the cross influence between each group of tests is reduced, the influence of the external limiting intervention on the vibration frequency of each group of vibration source 20 and the influence of disordered vibration are reduced, and the measurement accuracy is improved as a whole.

The vibration source 20 is a beating drum, a fixed block 43 is radially and convexly arranged at the rim of the beating drum, and a limiting hole 42 is formed in the fixed block 43; the limiting rod 41 is parallel to the axis of the drum, the limiting rod 41 and the limiting hole 42 form guide rod guiding fit along the axis direction of the drum, and the limiting rod 41 and the elastic piece 30 are arranged in a space avoiding mode.

Furthermore, people can select any guide piece which can realize linear reciprocating motion on the market according to the processing technology, and the guide piece is convenient to use and convenient to purchase. In view of the requirements of simple structure, portability and small occupied area, the limit rod 41 is preferably matched with the limit hole 42 in the application. On the basis, a fixed block 43 protruding radially from the drum rim of the drum is specially matched, and the limiting hole 42 and the limiting rod 41 are arranged in a sliding manner through the limiting hole 42 formed in the fixed block 43, so that the guiding effect is achieved. In particular, there are two advantages to providing the fixing block 43, firstly, the punching requirement can be achieved on the basis of ensuring the integrity of the drum. Next, the stopper 41 is vertically spaced from the drum by the fixing block 43 extending radially from the drum, so that damage caused by friction and collision to the drum is reduced.

The table top of the workbench 10 is uniformly provided with through holes 13, a beating drum is coaxially embedded in the through holes 13, and lifting lugs 31 are radially and convexly arranged on the inner wall of the through holes 13; the lifting lug 31 and the hook head of the tension spring 32 form hooking fit, the lifting lug 31 and the tension spring 32 jointly form the elastic piece 30, and the lifting lug 31 and the tension spring 32 jointly form the elastic piece 30.

Further, it is obvious that the elastic member 30 may be any commercially available connecting member capable of achieving elastic buffering. However, the tension spring 32 is preferable, and the excellent elastic buffering effect of the tension spring 32 is not only realized, so that the reasons for reducing the intervention and limitation on the drum beating vibration are realized. Further, the end of the tension spring 32 is provided with the hook head, and the hook head can be directly hooked with the lifting lug 31, so that the assembly and disassembly are simple, and the replaceability is high.

Of course, with the development of automation, only manual recording and detection cannot meet the experimental requirements of people. Therefore, on the basis of the above device, the present device specifically further provides an electric induction type online interaction system, the vibration detector 50 is an inductive vibration sensor, and the induction end of the inductive vibration sensor is clamped and fixed on the drum surface; the vibration sensor is electrically connected with a collecting module 51 for collecting and sending vibration parameters, the collecting module 51 is a data collecting card, an interface end of the data collecting card is connected with one end of a transmission line, and the other end of the transmission line penetrates through the threading hole and forms plug-in fit with the interface end of the display screen; the threading holes are through holes arranged on the workbench 10. The collecting module 51 is electrically connected to a display device 52 for displaying vibration parameters. The middle part of the workbench 10 is concavely provided with a square hole, a display device 52 is fixedly pressed in the square hole through a bolt, and the display device 52 is a display screen.

The induction is performed by the inductive vibration sensor, and the induction signal is sent to the collecting module 51 and finally displayed on the display device 52. Not only the degree of automation is high, and the precision is high. And the richness and the interestingness of the test effect are increased, and the requirement of diversified development is met.

Good test results in addition to the rich test data, an open display platform is also indispensable. The device therefore has a horizontal foot 11 arranged specifically on the table 10.

The height direction of the workbench 10 is vertical, one end of a horizontal anchor 11 is fixedly connected to the bottom of the workbench, and the other end of the horizontal anchor 11 and the top end of the workbench 10 are fixedly connected with two sides of the supporting plate 12 respectively to form diagonal bracing fixed fit.

The horizontal leg 11 supports the table 10 to form a display panel, thereby improving the experience of the test and viewing.

It will be understood by those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, but includes other specific forms of the same or similar structures that may be embodied without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

The technology, shape, and construction parts of the present invention, which are not described in detail, are known in the art.

Claims

1. The vibration detection device is characterized by comprising a workbench (10) and at least two vibration sources (20) uniformly distributed on the workbench (10), wherein detectors (50) for detecting vibration operation are arranged on the vibration sources (20);

The vibration source (20) is connected with the workbench (10) through an elastic piece (30) for buffering;

the device further comprises a guide (40) for guiding the vibration direction of the vibration source (20) parallel to the direction of force applied by the vibration detector (50).

2. A vibration detecting device according to claim 1, wherein a limiting hole (42) is arranged on the vibration source (20), and a limiting rod (41) is arranged on the workbench (10); the limiting rod (41) and the limiting hole (42) form guide rod guiding coordination of reciprocating linear motion along the vibration direction of the vibration source (20), and the limiting rod (41) and the elastic piece (30) are arranged in a space avoiding mode.

3. The vibration detection device according to claim 2, wherein the vibration source (20) is a drum, a fixed block (43) is radially arranged at the edge of the drum in a protruding manner, and a limiting hole (42) is formed in the fixed block (43); the limiting rod (41) is parallel to the axis of the drum, and the limiting rod (41) and the limiting hole (42) form guide rod guide fit along the axis direction of the drum.

4. A vibration detecting apparatus according to claim 3, wherein through holes (13) are uniformly distributed on the surface of the workbench (10), a beating drum is coaxially embedded in the through holes (13), and the embedded surfaces are respectively coupled with two ends of the elastic member (30).

5. The vibration detecting device according to claim 4, wherein the drum beating edge is fixedly connected with one end of a tension spring (32), and the other end of the tension spring (32) is coupled to the inner wall of the through hole (13).

6. A vibration detecting apparatus according to claim 5, wherein the inner wall of the through hole (13) is radially provided with a lifting lug (31) in a protruding manner; the lifting lug (31) and the hook head of the tension spring (32) form hooking cooperation, and the lifting lug (31) and the tension spring (32) jointly form the elastic piece (30).

7. A vibration detecting device according to any one of claims 1-6, characterized in that the detector (50) is a vibration detector, the contact end of which is clamped and fixed at the back of the drum.

8. An electric induction type online interaction system, which employs a vibration detection device as claimed in any one of claims 1-6, wherein the vibration detector (50) is an inductive vibration sensor, and the induction end of the inductive vibration sensor is clamped and fixed on the drum head; the vibration sensor is electrically connected with a collecting module (51) for collecting and sending vibration parameters, and the collecting module (51) is electrically connected with a display device (52) for displaying the vibration parameters.

9. The electric induction type online interaction system according to claim 8, wherein a square hole is concavely formed in the middle of the workbench (10), a display device (52) is fixedly pressed in the square hole through a bolt, and the display device (52) is a display screen; the collecting module (51) is a data collecting card, an interface end of the data collecting card is connected with one end of a transmission line, and the other end of the transmission line penetrates through the threading hole and forms plug-in fit with the interface end of the display screen; the threading holes are through holes arranged on the workbench (10).

10. The electric induction type online interaction system according to claim 9, wherein the height direction of the workbench (10) is vertical, one end of a horizontal ground leg (11) is fixedly connected to the bottom, and the other end of the horizontal ground leg (11) and the top end of the workbench (10) are fixedly connected to two sides of the supporting plate (12) respectively to form a diagonal bracing fixed fit.