CN210293467U - Miniature portable shock-resistant wireless sensor - Google Patents
Miniature portable shock-resistant wireless sensor Download PDFInfo
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- CN210293467U CN210293467U CN201921062526.7U CN201921062526U CN210293467U CN 210293467 U CN210293467 U CN 210293467U CN 201921062526 U CN201921062526 U CN 201921062526U CN 210293467 U CN210293467 U CN 210293467U
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- sensor
- circuit board
- shell
- pressure
- ruggedized
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Abstract
The utility model provides a miniature movable shock-proof wireless sensor, the center of a sensor joint is provided with a center hole, a pressure or temperature sensing element is arranged in the center hole, and one end of the sensor joint is connected with a shell; the button cell is characterized in that a circuit board and a button cell are arranged in the shell, the circuit board is arranged between the sensor joint and the button cell, the circuit board is connected with the pressure or temperature sensing element in the sensor joint and the button cell, a rear cover is arranged on the outer side of the button cell, and the rear cover is connected with the shell in a sealing mode. The utility model discloses can carry out wireless pressure, temperature detection under the high low-speed occasion that removes, through wireless transmission data, need not any contact physics and connect, the installation is simple and easy, convenient, low power dissipation, and is with low costs. Considering the characteristics and space of high and low speed movement, the device is controlled to be miniature in size, the battery can be replaced, and the device has the advantage of shock resistance.
Description
Technical Field
The utility model relates to an electricity field especially relates to the sensor, especially a miniature portable shock-resistant wireless sensor.
Background
The traditional sensor is transmitted by a cable, and the sensor has the following problems in use: in some mobile applications, the cable of the sensor is easily twisted during the movement due to the limitation of the cable, so that the use is extremely inconvenient.
Later, wireless transmission sensors were produced. However, no product for wireless pressure and temperature detection aiming at high and low speed movement exists in the market at present. Some products can only be limited to a wired pressure detection mode of low-speed and small-amplitude movement, and the mode realizes wired communication with the outside by arranging a contact on a moving track. In addition, these devices are large in size, difficult to install, prone to external interference, high in moving electric shock risk, poor in connection durability and prone to abrasion.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to realize wireless detection pressure or temperature under the high low-speed removal occasion.
In order to solve the technical problem, the technical scheme of the utility model is to provide a miniature portable shock-resistant wireless sensor, including the sensor joint, its characterized in that: a center hole is formed in the center of the sensor connector, a pressure or temperature sensing element is arranged in the center hole, and one end of the sensor connector is connected with the shell; the button cell is characterized in that a circuit board and a button cell are arranged in the shell, the circuit board is arranged between the sensor joint and the button cell, the circuit board is connected with the pressure or temperature sensing element in the sensor joint and the button cell, a rear cover is arranged on the outer side of the button cell, and the rear cover is connected with the shell in a sealing mode.
Preferably, the shell is internally provided with internal threads, the periphery of the sensor joint is provided with external threads, and the shell is connected with the sensor joint through the internal threads and the external threads.
Preferably, the circuit board is locked with the housing by a circuit board locking screw.
Preferably, the rear cover is detachably connected with the housing.
More preferably, the housing and the rear cover are fixed by a plug-in snap.
Further, the shell and the rear cover are locked through a rear cover locking screw.
Preferably, a sealing ring groove is formed in the contact surface of the shell and the rear cover, and a sealing ring is arranged in the sealing ring groove.
Preferably, the circuit board is composed of a circuit board module chip, an amplifying circuit module, a control module and a wireless transmission module, wherein an input end of the circuit board module chip is connected with the pressure or temperature sensing element in the sensor joint, an output end of the circuit board module chip is connected with an input end of the amplifying circuit module, and the control module is connected with an output end of the amplifying circuit module and the wireless transmission module.
Preferably, the sensor joint is made of stainless steel.
Preferably, the housing is made of stainless steel.
Preferably, the circuit board is connected to the pressure or temperature sensing element in the sensor connector by a wire.
More preferably, the conductive wires are flexible flat cables.
When the miniature movable shock-resistant wireless sensor provided by the utility model is used, the sensor is screwed into the fluid pipe through the sensor joint, and the fluid pipe can rotate at high and low speeds or be in a translation environment; the fluid can be connected with the central hole of the sensor connector in the flowing process in the fluid pipe, the pressure or temperature sensing element inside the central hole deforms due to the pressure or temperature of the fluid and is transmitted to the circuit board through the conducting wire, a circuit board module chip in the circuit board receives a pressure or temperature signal and transmits the pressure or temperature signal to the amplifying circuit module, the signal is transmitted to the control module after being amplified, the control module analyzes data and transmits output parameters to the wireless transmission module, the signal is received through the gateway and is transmitted to the computer data platform to record data, data and statistical data are displayed, and the detection of the wireless pressure or temperature is achieved.
Compared with the prior art, the utility model provides a miniature portable shock-resistant wireless sensor has following beneficial effect:
1. the wireless pressure and temperature detection can be carried out on high-speed and low-speed mobile occasions, data are transmitted wirelessly, any contact type physical connection is not needed, and the wireless pressure and temperature detection device is simple and convenient to install, low in power consumption and low in cost.
2. The device volume is controlled to be micro and the battery is replaceable in consideration of the characteristics and space of high and low speed movement.
3. Due to the arrangement of the sealing ring, the device has the advantage of shock resistance.
Drawings
Fig. 1 is a schematic structural view of a micro movable shock-resistant wireless sensor provided by the present invention;
fig. 2 is the utility model provides a miniature portable shock-resistant wireless sensor's schematic diagram.
Detailed Description
Fig. 1 is the utility model provides a miniature portable shock-resistant wireless sensor's structural schematic diagram, miniature portable shock-resistant wireless sensor include that sensor connects 1, casing 2, circuit board 3, button cell 4, sealing washer 5, back lid 6, circuit board locking screw 7, back lid locking screw 8 etc..
The center of the sensor connector 1 is provided with a center hole 11, a pressure or temperature sensing element is arranged in the center hole 11, and the pressure or temperature sensing element is connected with the circuit board 3 through a lead. In use, a fluid passes through the central bore 11 and a pressure or temperature sensing element senses the pressure or temperature of the fluid.
A circuit board module chip for receiving pressure or temperature is arranged in the circuit board 3, and the circuit board module chip is connected with a pressure or temperature sensing element in the sensor joint 1 through a lead.
The conductive wires connecting the circuit board module chip and the pressure or temperature sensing elements in the sensor connector 1 are FPC flexible flat cables (flexible flat cables), and in this embodiment, the conductive wires are teflon conductive wires.
One end of the sensor connector 1 is arranged in the shell 2 and is connected with the shell 2 through internal and external threads, so that rapid assembly can be achieved. The circuit board 3 and the button cell 4 are both installed in the shell 2, the circuit board 3 is arranged between the sensor connector 1 and the button cell 4, the circuit board 3 is locked with the shell 2 through three circuit board locking screws 7, and the power supply of the circuit board 3 is provided by the button cell 4 of 3V. The back lid 6 is arranged on the outer side of the button cell 4, the shell 2 is fixed with the back lid 6 through an inserted buckle, and then the shell is locked by the back lid locking screw 8 to achieve the shock-proof effect. And the contact surface of the shell 2 and the rear cover 6 is designed with a sealing ring groove, and a sealing ring 5 is nested in the sealing ring groove, so that the shell 2 and the rear cover 6 achieve the sealing effect.
Wherein, the sensor joint 1 and the shell 2 are both made of 304 stainless steel materials, and have small volume, convenient installation and high strength.
In this embodiment, be equipped with the internal thread in the casing 2, sensor connects 1 periphery to be equipped with the external screw thread, and casing 2 and sensor connect 1 through interior external screw thread connection, can fast assembly, and sealed and shock-resistant effect up to standard.
The miniature movable shock-resistant wireless sensor provided by the embodiment runs with low power consumption, the miniature button battery 4 is adopted to supply power to the circuit board 3, the mounting mode of the replaceable battery is supported, the button battery 4 is designed in the direction from the circuit board 3 to the rear cover 6, and the battery can be conveniently replaced under the miniature volume; the rear cover 6 can be easily removed and the button cell 4 can be replaced.
Referring to fig. 2, the circuit board 3 is composed of a circuit board module chip, an amplifying circuit module, a control module and a wireless transmission module, wherein an input end of the circuit board module chip is connected to a pressure or temperature sensing element in the sensor connector 1, an output end of the circuit board module chip is connected to an input end of the amplifying circuit module, and the control module is connected to an output end of the amplifying circuit module and the wireless transmission module.
When the miniature movable shock-resistant wireless sensor provided by the embodiment is used, the sensor is screwed into a fluid pipe (the fluid pipe can rotate at high and low speeds or is in a translation environment) through the sensor connector 1, the fluid can be connected with the central hole 11 of the sensor connector 1 in the flowing process of the fluid in the fluid pipe, a pressure or temperature sensing element inside the central hole 11 is deformed due to the pressure or temperature of the fluid, transmit circuit board 3 through the wire, pressure or temperature signal are received to circuit board module chip in the circuit board 3, transmit for amplifier circuit module, and the control module is transmitted to after the signal is enlargied, and control module analysis data back transmits output parameter for wireless transmission module, and the rethread gateway receives the signal, sends to computer data platform record data, shows data and statistical data, realizes the detection of wireless pressure or temperature.
The miniature movable earthquake-resistant wireless sensor provided by the embodiment breaks through the defect that the traditional technology is only limited to a low-speed wired pressure detection mode, integrates high-speed and low-speed pressure or temperature detection, and solves the defects of poor installation and durability of wired connection in a wireless data transmission mode.
Meanwhile, according to the fact that the high-speed and low-speed moving objects are influenced by forces in all directions in the moving process, the miniature movable shock-resistant wireless adapter for the sensor provided by the embodiment has two main performances of miniature and shock resistance, achieves integration of products and actual environments, and is suitable for market demands and innovation.
Specifically, the circuit board 3 in the present invention adopts a known technical solution in the prior art. For example, STM32 series microprocessor connected with wireless transmission chip SiliconLabs Si4463, the input port of the microprocessor is connected with AD620 amplifying circuit of ANALOGDEVICES company, the AD620 amplifying circuit simultaneously completes analog-to-digital conversion, and the signal terminal of the pressure or temperature sensing element is connected with the input terminal of the AD620 amplifying circuit. User manuals of the silicon labs Si4463, STM32 series microprocessor and AD620 amplification circuit all provide detailed application circuits and example codes, which are known to those skilled in the art and will not be described herein.
The sensor comprises a circuit board module chip, an amplifying circuit module, a control module and a wireless transmission module, wherein the input end of the circuit board module chip is connected with a pressure or temperature sensing element in a sensor joint 1, the output end of the circuit board module chip is connected with the input end of the amplifying circuit module, and the control module is connected with the output end of the amplifying circuit module and the wireless transmission module.
The foregoing is merely a preferred embodiment of the present invention, and is not intended to limit the present invention in any way and in any way, and it should be understood that modifications and additions may be made by those skilled in the art without departing from the method of the present invention, and such modifications and additions are also considered to be within the scope of the present invention. Those skilled in the art can make various changes, modifications and evolutions equivalent to those made by the above-disclosed technical content without departing from the spirit and scope of the present invention, and all such changes, modifications and evolutions are equivalent embodiments of the present invention; meanwhile, any changes, modifications and evolutions of equivalent changes to the above embodiments according to the actual technology of the present invention are also within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a miniature portable shock-resistant wireless sensor, includes sensor joint (1), its characterized in that: a center hole (11) is formed in the center of the sensor connector (1), a pressure or temperature sensing element is arranged in the center hole (11), and one end of the sensor connector (1) is connected with the shell (2); be equipped with circuit board (3) and button cell (4) in casing (2), circuit board (3) are located sensor joint (1) with between button cell (4), just circuit board (3) are connected in sensor joint (1) pressure or temperature sensing element with button cell (4), the button cell (4) outside is equipped with back lid (6), back lid (6) with casing (2) sealing connection.
2. The miniature movable ruggedized wireless sensor of claim 1, wherein: be equipped with the internal thread in casing (2), sensor connects (1) periphery to be equipped with the external screw thread, casing (2) with sensor connects (1) through interior external screw thread connection.
3. The miniature movable ruggedized wireless sensor of claim 1, wherein: the circuit board (3) is locked with the shell (2) through a circuit board locking screw (7).
4. The miniature movable ruggedized wireless sensor of claim 1, wherein: the rear cover (6) is detachably connected with the shell (2).
5. The miniature movable ruggedized wireless sensor of claim 4, wherein: the shell (2) and the rear cover (6) are fixed through an insertion type buckle.
6. The miniature movable ruggedized wireless sensor of claim 5, wherein: the shell (2) and the rear cover (6) are locked through a rear cover locking screw (8).
7. The miniature movable ruggedized wireless sensor of claim 1, wherein: the contact surface of the shell (2) and the rear cover (6) is provided with a sealing ring groove, and a sealing ring (5) is arranged in the sealing ring groove.
8. The miniature movable ruggedized wireless sensor of claim 1, wherein: the circuit board (3) is composed of a circuit board module chip, an amplifying circuit module, a control module and a wireless transmission module, wherein the input end of the circuit board module chip is connected with a pressure or temperature sensing element in the sensor joint (1), the output end of the circuit board module chip is connected with the input end of the amplifying circuit module, and the control module is connected with the output end of the amplifying circuit module and the wireless transmission module.
9. The miniature movable ruggedized wireless sensor of claim 1, wherein: the sensor joint (1) is made of stainless steel, and the shell (2) is made of stainless steel.
10. The miniature movable ruggedized wireless sensor of claim 1, wherein: the circuit board (3) is connected with the pressure or temperature sensing element in the sensor joint (1) through a lead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921062526.7U CN210293467U (en) | 2019-07-09 | 2019-07-09 | Miniature portable shock-resistant wireless sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921062526.7U CN210293467U (en) | 2019-07-09 | 2019-07-09 | Miniature portable shock-resistant wireless sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210293467U true CN210293467U (en) | 2020-04-10 |
Family
ID=70101327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921062526.7U Active CN210293467U (en) | 2019-07-09 | 2019-07-09 | Miniature portable shock-resistant wireless sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210293467U (en) |
-
2019
- 2019-07-09 CN CN201921062526.7U patent/CN210293467U/en active Active
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