Vibration sensor

Abstract

The utility model discloses a vibration sensor, which comprises a sensor main body, an upper cover, an equipment connecting end and an antenna, the edge of the sensor main body is provided with a sealing strip, the sealing strip is inserted into a clamping groove to be sealed with the upper cover, the sensor main body is internally provided with a circuit board, and the circuit board is provided with a vibration switch. Springs are connected to the two sides of the vibration switch, a Bluetooth signal receiving end is connected to the spring on one side, a wired signal receiving end is connected to the spring on the other side, a hole is formed in the bottom of the sensor body, a sealing ring is installed on the edge of the hole, a threaded rod is rotationally connected into the hole, and the bottom end of the threaded rod extends into the magnetic suction cup. A mounting hole is formed in the bottom of the magnetic suction cup. According to the utility model, the spring is additionally arranged in the sensor main body, the elastic potential energy of the spring is utilized to amplify the vibration force, and the vibration force is transmitted to the signal receiving end part more quickly, so that the vibration frequency data is received and displayed more quickly.

Description

Technical Field

[0001] The utility model relates to the technical field of vibration sensors, in particular to a vibration sensor. Background Art

[0002] A vibration sensor is a sensor used to detect the vibration frequency of an object and transmit the vibration frequency signal to a displayable or digital device. After the transmission vibration sensor is connected to the object to be measured, the vibration frequency is delayed, or it can only be displayed after a period of time, or it can only be displayed when the vibration amplitude is at its maximum, and it cannot achieve accurate and fast transmission and display.

[0003] The existing vibration sensors have slow transmission of vibration frequency signals, a narrow range of use, cannot be used underwater, are not sealed, etc. For example, a vibration sensor disclosed in publication number CN218297379U uses an electromagnetic shielding heat shrink tube to avoid external electromagnetic interference and ensure accurate signal reception values, but does not solve the problem that the vibration frequency is too small and will not be displayed, and the vibration signal is transmitted slowly.

[0004] Therefore, it is necessary to invent a vibration sensor to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a vibration sensor to solve the problems that the vibration signal of the vibration sensor in the technology is slow to transmit and cannot be used underwater.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vibration sensor, comprising a sensor body, an upper cover, a device connection end and an antenna, a sealing strip is installed on the edge of the sensor body, the sealing strip is inserted into a card slot and sealed with the upper cover, a circuit board is arranged in the sensor body, a vibration switch is installed on the circuit board, springs are connected on both sides of the vibration switch, a Bluetooth signal receiving end is connected to the spring on one side, and a wired signal receiving end is connected to the spring on the other side, a hole is opened at the bottom of the sensor body, a sealing ring is installed at the edge of the hole, a threaded rod is rotatably connected in the hole, the bottom end of the threaded rod extends into a magnetic suction cup, a mounting hole is opened at the bottom of the magnetic suction cup, and the two side surfaces of the sensor body are respectively connected to the device connection end and the antenna.

[0007] Preferably, the sensor body and the upper cover are both made of acrylic material, the sealing strip is made of rubber material, and the sealing strip is interference fit with the card slot.

[0008] Preferably, the circuit board is fixedly connected to the upper part of the sensor body, and the installation height of the circuit board is flush with the device connection end and the antenna.

[0009] Preferably, two springs are provided, the elastic index and number of turns of the two springs are the same, and the ends of the two springs are fixedly connected to the vibration switch.

[0010] Preferably, the diameter of the sealing ring matches the diameter of the threaded rod, and the diameter of the mounting hole also matches the diameter of the threaded rod.

[0011] Preferably, the device connection end is electrically connected to the wired signal receiving end, the antenna is electrically connected to the Bluetooth signal receiving end, and the device connection end and the antenna are both electrically connected to the vibration switch.

[0012] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0013] 1. The utility model adds a spring to the sensor body, utilizes the elastic potential energy of the spring to amplify the vibration force, and transmits it to the signal receiving end more quickly, so that the vibration frequency data can be received and displayed more quickly;

[0014] 2. This novel use design makes the entire sensor body into a sealed environment, so that the sensor body can be used underwater or outdoors in rainy environments, expanding the scope of use, and can be quickly adsorbed to the surface of the object to be tested by using the magnetic suction cup, and can be conveniently connected to the object to be tested that is not a metal shell through the mounting hole and the threaded rod, which is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an overall exploded view of the utility model;

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the antenna of the utility model;

[0017] Figure 3 It is a three-dimensional exploded view of the magnetic chuck of the utility model;

[0018] Figure 4 It is a three-dimensional structural schematic diagram of the sealing ring of the utility model;

[0019] Figure 5 It is a schematic diagram of the internal three-dimensional structure of the sensor body of the utility model.

[0020] Description of reference numerals:

[0021] 1. Sensor body; 2. Sealing strip; 3. Card slot; 4. Upper cover; 5. Circuit board; 6. Vibration switch; 7. Spring; 8. Bluetooth signal receiving end; 9. Wired signal receiving end; 10. Sealing ring; 11. Threaded rod; 12. Magnetic suction cup; 13. Mounting hole; 14. Device connection end; 15. Antenna. DETAILED DESCRIPTION

[0022] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] The utility model provides Figure 1-3 A vibration sensor shown in the figure includes a sensor body 1, an upper cover 4, a device connection terminal 14 and an antenna 15. A sealing strip 2 is installed on the edge of the sensor body 1, and the sealing strip 2 is inserted into the card slot 3 and sealed with the upper cover 4. A circuit board 5 is arranged in the sensor body 1, and a vibration switch 6 is installed on the circuit board 5. Springs 7 are connected to both sides of the vibration switch 6, one side of the spring 7 is connected to a Bluetooth signal receiving terminal 8, and the other side of the spring 7 is connected to a wired signal receiving terminal 9. A hole is opened at the bottom of the sensor body 1, and a sealing ring 10 is installed at the edge of the hole. A threaded rod 11 is rotatably connected in the hole, and the bottom end of the threaded rod 11 extends into a magnetic suction cup 12. A mounting hole 13 is opened at the bottom of the magnetic suction cup 12, and the two side surfaces of the sensor body 1 are respectively connected to the device connection terminal 14 and the antenna 15.

[0024] The vibration switch 6 in the sensor body 1 can receive the vibration force felt by the two springs 7, and transmit the signal to the device connection terminal 14 and the antenna 15 through the Bluetooth signal receiving terminal 8 and the wired signal receiving terminal 9, and display and receive it using Bluetooth and a display device.

[0025] The sensor body 1 and the upper cover 4 are both made of acrylic material, the sealing strip 2 is made of rubber material, the sealing strip 2 is interference fit with the card slot 3, the circuit board 5 is fixedly connected to the upper part of the sensor body 1, and the installation height of the circuit board 5 is flush with the device connection end 14 and the antenna 15. Two springs 7 are provided, the elastic index and number of turns of the two springs 7 are the same, and the ends of the two springs 7 are fixedly connected to the vibration switch 6.

[0026] The use of two springs 7 can transmit the vibration signal to the Bluetooth signal receiving terminal 8 and the wired signal receiving terminal 9 more obviously and quickly.

[0027] The diameter of the sealing ring 10 matches the diameter of the threaded rod 11, and the diameter of the mounting hole 13 is also adapted to the diameter of the threaded rod 11. The device connection end 14 is electrically connected to the wired signal receiving end 9, the antenna 15 is electrically connected to the Bluetooth signal receiving end 8, and the device connection end 14 and the antenna 15 are both electrically connected to the vibration switch 6.

[0028] The entire sensor body 1 is sealed and can be used underwater, or even if the object to be detected is outdoors in rain, the detection and use of the sensor body 1 will not be affected.

[0029] Working principle of this utility model:

[0030] Refer to the instruction manual Figure 1-3When using the utility model, the sensor body 1 and the upper cover 4 are sealed by the sealing strip 2 on the sensor body 1 and the sealing card of the card slot 3, so that the sensor body 1 has a waterproof sealing effect, and can also be monitored and used underwater;

[0031] Refer to the instruction manual Figure 3-5 When using the utility model, the hole at the bottom of the sensor body 1 can be connected to the magnetic chuck 12 through the threaded rod 11, so that the magnetic chuck 12 can be directly adsorbed on the surface of the object to be monitored, and the operation is simple;

[0032] The hole at the bottom of the sensor body 1 and the threaded rod 11 can also be connected to an object to be measured that is not made of metal material. It has a wide range of uses. The two springs 7 inside the sensor body 1 amplify the vibration force and quickly transmit it to the vibration switch 6. The vibration data is then sent out by the device connection terminal 14 or the antenna 15 and can be received by a Bluetooth device or received and displayed by a display device connected to the device connection terminal 14.

[0033] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vibration sensor, comprising a sensor body (1), an upper cover (4), a device connection terminal (14) and an antenna (15), characterized in that: The sensor body (1) is provided with a sealing strip (2) at the edge thereof, the sealing strip (2) being inserted into the card slot (3) and sealed with the upper cover (4); the sensor body (1) is provided with a circuit board (5), the circuit board (5) being provided with a vibration switch (6), both sides of the vibration switch (6) being connected with springs (7), one side of the spring (7) being connected with a Bluetooth signal receiving end (8), and the other side of the spring (7) being connected with a wired signal receiving end (9); a hole being provided at the bottom of the sensor body (1), a sealing ring (10) being provided at the edge of the hole, a threaded rod (11) being rotatably connected in the hole, the bottom end of the threaded rod (11) extending into a magnetic suction cup (12), the bottom of the magnetic suction cup (12) being provided with a mounting hole (13), and the two side surfaces of the sensor body (1) being respectively connected with a device connection end (14) and an antenna (15).

2. A vibration sensor according to claim 1, characterized in that: The sensor body (1) and the upper cover (4) are both made of acrylic material, the sealing strip (2) is made of rubber material, and the sealing strip (2) is interference-fitted with the card slot (3).

3. A vibration sensor according to claim 1, characterized in that: The circuit board (5) is fixedly connected to the upper part of the sensor body (1), and the installation height of the circuit board (5) is flush with the device connection end (14) and the antenna (15).

4. A vibration sensor according to claim 1, characterized in that: Two springs (7) are provided, the elasticity index and number of turns of the two springs (7) are the same, and the ends of the two springs (7) are fixedly connected to the vibration switch (6).

5. A vibration sensor according to claim 1, characterized in that: The diameter of the sealing ring (10) matches the diameter of the threaded rod (11), and the diameter of the mounting hole (13) also matches the diameter of the threaded rod (11).

6. A vibration sensor according to claim 3, characterized in that: The device connection end (14) is electrically connected to the wired signal receiving end (9), the antenna (15) is electrically connected to the Bluetooth signal receiving end (8), and the device connection end (14) and the antenna (15) are both electrically connected to the vibration switch (6).

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