Vibration sensor structure suitable for narrow space and vibration detector

Abstract

The utility model relates to a vibration sensor structure adapted to narrow space and a vibration detector, the vibration sensor structure comprises a support part, a detection part and a protective layer, the support part comprises a fixed plate and a magnet, and one side of the magnet is attached to the fixed plate; the detection part comprises a storage battery and a PCB, a vibration detection chip is arranged on the surface of the PCB, the storage battery is arranged on the side, away from the magnet, of the fixing plate, the PCB is attached to the side, away from the fixing plate, of the storage battery, and the PCB is electrically connected with the storage battery; and the protective layer coats the outer sides of the fixed plate, the magnet, the battery and the PCB in a filling manner. According to the utility model, the flexible material is filled at the outer sides of the supporting part and the detection part to replace a rigid shell, so that the structural integration of the whole vibration sensor is improved, the structural volume of the whole vibration sensor is greatly reduced, and the vibration sensor is suitable for occasions with miniaturization and other special requirements.

Description

TECHNICAL FIELD

[0001] The utility model relates to vibration sensor assembly technical field especially is a kind of vibration sensor structure and vibration detector suitable for narrow space. BACKGROUND

[0002] Vibration sensor is a kind of device specially used to measure and detect the vibration of mechanical equipment or structure. It can convert vibration signal into electric signal for further processing and analysis.

[0003] The working principle of vibration sensor is based on various physical effects, mainly including piezoelectric effect, magneto-electric effect, etc. When the measured object vibrates, the sensitive element inside the sensor will feel the vibration and convert it into electric signal through corresponding physical effect. These electric signals are then amplified, filtered and processed to extract information about vibration characteristics, such as frequency, amplitude and phase of vibration.

[0004] The conventional vibration sensor with data acquisition, signal conversion and wireless transmission function in prior art has relatively large volume, and the shell is made of steel material, which is difficult to adapt to the installation requirements of narrow space. UTILITY MODEL CONTENT

[0005] Therefore, the utility model solves the technical problem of overcoming the defects of large structure of vibration sensor in prior art, which is difficult to adapt to narrow space installation.

[0006] To solve the above technical problems, the utility model provides a vibration sensor structure suitable for narrow space, comprising:

[0007] Support part, the support part includes fixed plate and magnet, one side of the magnet is attached to the fixed plate;

[0008] Detection part, the detection part includes battery and PCB board, the surface of the PCB board is provided with vibration detection chip, the battery is arranged on the side of the fixed plate away from magnet, the PCB board is attached to the side of the battery away from fixed plate, and the PCB board and the battery are electrically connected;

[0009] Protective layer, the protective layer is filled and coated on the outside of the fixed plate, magnet, battery and PCB board.

[0010] In an embodiment of the utility model, a plurality of spacer columns are provided between the PCB board and the fixed plate, and the two ends of the spacer columns are fixedly connected between the PCB board and the fixed plate.

[0011] In an embodiment of the utility model, the PCB surface is provided with a charging communication interface, the charging communication interface is electrically connected between the PCB and the battery.

[0012] In an embodiment of the utility model, the protection layer is provided with a first installation opening at the charging communication interface.

[0013] In an embodiment of the utility model, the protection layer is provided with a second installation opening at the magnet, and the magnet leaks out of the protection layer from the side of the fixed plate.

[0014] In an embodiment of the utility model, the magnet and the fixed plate are connected by glue.

[0015] In an embodiment of the utility model, the size of the fixed plate is equal to the size of the PCB.

[0016] In an embodiment of the utility model, the protection layer is provided with a groove on the surface near the PCB and the surface near the fixed plate.

[0017] A vibration detector comprises the vibration sensor structure suitable for narrow space.

[0018] The above technical scheme of the utility model has the following advantages compared with the prior art:

[0019] The vibration sensor structure suitable for narrow space and the vibration detector, the utility model discloses a flexible material is filled in the outside of support part and detection part, replaces rigid shell, improves the integration of the structure of whole vibration sensor, greatly reduces the structure volume of whole vibration sensor, is suitable for some miniaturization and other special occasions. ACCURACY

[0020] In order to make the content of the utility model more easily be clearly understood, the following is according to the specific embodiment of the utility model and combines the attached drawing, and the utility model is further detailed, wherein

[0021] Fig. 1 It is the overall structure main section view of the utility model;

[0022] Fig. 2 It is the overall structure side section view of the utility model;

[0023] Fig. 3 It is the overall structure plan view of the utility model;

[0024] The description reference signs are as follows: 1, support part; 2, detection part; 3, protective layer; 11, fixed plate; 12, magnet; 13, spacing column; 21, storage battery; 22, PCB board; 23, charging communication interface; 31, first mounting port; 32, second mounting port; 33, groove. DETAILED DESCRIPTION

[0025] The utility model will be further explained in combination with the drawings and specific embodiments, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model. EMBODIMENT

[0026] Refer to Figs. 1-3 The utility model discloses a kind of vibration sensor structures suitable for narrow space, including:

[0027] Support part 1, the support part 1 includes fixed plate 11 and magnet 12, one side of the magnet 12 is attached with the fixed plate 11;

[0028] Detection part 2, the detection part 2 includes storage battery 21 and PCB board 22, the surface of the PCB board 22 is provided with vibration detection chip, the storage battery 21 is set on the side of the fixed plate 11 away from magnet 12, the PCB board 22 is attached with the side of the storage battery 21 away from fixed plate 11, and the PCB board 22 is electrically connected between the storage battery 21;

[0029] Protective layer 3, the protective layer 3 is filled and coated on the outside of the fixed plate 11, magnet 12, battery and PCB board 22.

[0030] It can be seen that the support part 1 is used for installing and fixing the whole structure, specifically, the magnet 12 is installed at the bottom of the mounting plate, the whole structure can be adsorbed on the product to be measured through the magnet 12, and the whole vibration sensor is fixed. The detection part 2 is the key part of the whole vibration detector, specifically, based on the installation of the PCB board 22, various circuits of the vibration sensor are printed on the surface of the PCB board 22, and the vibration detection chip for detecting the vibration signal can be installed. The battery 21 is arranged between the PCB board 22 and the fixed plate 11, and is used for providing power supply for the PCB board 22. In the use process, the vibration signal of the product to be measured is converted into an electronic signal output through the circuit and the vibration detection chip on the PCB board 22. Finally, the protective layer 3 is filled with flexible gel material on the outer side of the support part 1 and the detection part 2, and the fixed plate 11, the magnet 12, the battery and the PCB board 22 are coated. The whole protective layer 3 is arranged at the outermost side of the whole detection structure, and the rigid shell in the prior art is replaced to protect the support part 1 and the detection part 2 in the inside, and the flexible protective layer 3 greatly reduces the overall volume of the whole vibration sensor. And the support part 1 and the detection part 2 in the inside are sealed, and the sealing property of the whole vibration detector is improved.

[0031] The utility model discloses a flexible material is filled in the outside of support part 1 and detection part 2, replaces rigid shell, improves the integration of the structure of whole vibration sensor, greatly reduces the structure volume of whole vibration sensor, is suitable for some miniaturization and other special occasions.

[0032] Further, a plurality of spacer columns 13 are arranged between the PCB board 22 and the fixed plate 11, and both ends of the spacer column 13 are fixedly connected between the PCB board 22 and the fixed plate 11.

[0033] Specifically, the PCB board 22 and the fixed plate 11 are connected by the plurality of spacer columns 13, a rigid space is formed by the spacer column 13, the battery 21 is installed in the rigid space, and the vibration of the product to be measured can be directly transmitted to the vibration detection chip on the PCB board 22 through the connection of the spacer column 13, thereby improving the accuracy of the detection result of the vibration sensor.

[0034] Further, a charging communication interface 23 is arranged on the PCB surface and electrically connected between the PCB board 22 and the battery 21. Specifically, the internal battery 21 can be charged through the charging communication interface 23, and the detected vibration signal data can be output at the same time.

[0035] Further, the protection layer 3 is provided with a first mounting port 31 corresponding to the charging communication interface 23.

[0036] Specifically, in order to avoid the normal use of the entire vibration detector, the charging communication interface 23 and the magnet 12 need to be exposed, and the first mounting port 31 and the second mounting port 32 are made, and the protection layer 3 is removed after filling to form the first mounting port 31 and the second mounting port 32 on the surface of the protection layer 3. As a preferred scheme of the present application, the port of the first mounting port 31 is flush with the end of the charging communication port; the port of the second mounting port 32 is flush with the surface of the magnet 12. The charging communication interface 23 and the magnet 12 are exposed to ensure the normal use of the entire vibration sensor.

[0037] Further, the magnet 12 and the fixed plate 11 are connected and fixed by glue.

[0038] Further, in order to ensure the overall size of the vibration detector, the size of the fixed plate 11 is equal to the size of the PCB board 22, which greatly reduces the volume of the entire vibration detector.

[0039] Further, the protection layer 3 is provided with a groove 33 on the surface close to the PCB board 22 and the surface close to the fixed plate 11, which plays a decorative effect and improves the appearance of the entire vibration detector. Embodiment two

[0040] A vibration detector comprises the vibration sensor structure suitable for narrow space in embodiment one.

[0041] In summary, the present application introduces a vibration sensor structure suitable for narrow space and a vibration detector. The flexible material is filled outside the support part 1 and the detection part 2 to replace the rigid shell, which improves the integration of the structure of the entire vibration sensor, greatly reduces the structure volume of the entire vibration sensor, and is suitable for some occasions with miniaturization and other special requirements.

[0042] Obviously, the above embodiments are only examples for clearly illustrating, and are not limited to the embodiments. For those skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A vibration sensor structure adapted to fit into a small space, characterized in that The utility model relates to a vibration sensor structure suitable for narrow space, comprising: a support part comprising a fixed plate and a magnet, one side of the magnet being attached to the fixed plate; a detection part comprising a battery and a PCB plate, the surface of the PCB plate being provided with a vibration detection chip, the battery being arranged on the side of the fixed plate away from the magnet, the PCB plate being attached to the side of the battery away from the fixed plate, the PCB plate and the battery being electrically connected; a protective layer being filled and coated on the outside of the fixed plate, the magnet, the battery and the PCB plate.

2. The vibration sensor structure for adapting to a cramped space according to claim 1, characterized by: A plurality of spacer columns are arranged between the PCB plate and the fixed plate, the two ends of the spacer columns being fixedly connected to the PCB plate and the fixed plate.

3. The vibration sensor structure for adapting to a cramped space according to claim 1, characterized by: The PCB plate is provided with a charging communication interface, the charging communication interface being electrically connected between the PCB plate and the battery.

4. The vibration sensor structure for adapting to a cramped space according to claim 3, characterized by: The protective layer is provided with a first mounting opening corresponding to the charging communication interface.

5. The vibration sensor structure for adapting to a cramped space according to claim 1, characterized by: The protective layer is provided with a second mounting opening corresponding to the magnet, the side of the magnet away from the fixed plate being exposed from the protective layer.

6. The vibration sensor structure for adapting to a cramped space according to claim 1, characterized by: The magnet and the fixed plate are connected by glue.

7. The vibration sensor structure for adapting to a cramped space according to claim 1, characterized by: The size of the fixed plate is equal to the size of the PCB plate.

8. The vibration sensor structure for adapting to a cramped space according to claim 1, characterized by: The surface of the protective layer near the PCB plate and the surface of the protective layer near the fixed plate are both provided with grooves.

9. A vibration detector, characterized by The utility model relates to a vibration sensor structure suitable for narrow space, comprising: a support part comprising a fixed plate and a magnet, one side of the magnet being attached to the fixed plate; a detection part comprising a battery and a PCB plate, the surface of the PCB plate being provided with a vibration detection chip, the battery being arranged on the side of the fixed plate away from the magnet, the PCB plate being attached to the side of the battery away from the fixed plate, the PCB plate and the battery being electrically connected; a protective layer being filled and coated on the outside of the fixed plate, the magnet, the battery and the PCB plate. A plurality of spacer columns are arranged between the PCB plate and the fixed plate, the two ends of the spacer columns being fixedly connected to the PCB plate and the fixed plate. The PCB plate is provided with a charging communication interface, the charging communication interface being electrically connected between the PCB plate and the battery. The protective layer is provided with a first mounting opening corresponding to the charging communication interface. The protective layer is provided with a second mounting opening corresponding to the magnet, the side of the magnet away from the fixed plate being exposed from the protective layer. The magnet and the fixed plate are connected by glue. The size of the fixed plate is equal to the size of the PCB plate. The surface of the protective layer near the PCB plate and the surface of the protective layer near the fixed plate are both provided with grooves.

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