CN109084927A - Pressure sensor based on computer Internet of Things - Google Patents
Pressure sensor based on computer Internet of Things Download PDFInfo
- Publication number
- CN109084927A CN109084927A CN201810913885.2A CN201810913885A CN109084927A CN 109084927 A CN109084927 A CN 109084927A CN 201810913885 A CN201810913885 A CN 201810913885A CN 109084927 A CN109084927 A CN 109084927A
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- Prior art keywords
- fixedly connected
- things
- pressure
- pressure sensor
- sensor housing
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L7/00—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements
- G01L7/02—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges
- G01L7/08—Measuring the steady or quasi-steady pressure of a fluid or a fluent solid material by mechanical or fluid pressure-sensitive elements in the form of elastically-deformable gauges of the flexible-diaphragm type
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/08—Means for indicating or recording, e.g. for remote indication
- G01L19/086—Means for indicating or recording, e.g. for remote indication for remote indication
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/02—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning
- G01L9/04—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means by making use of variations in ohmic resistance, e.g. of potentiometers, electric circuits therefor, e.g. bridges, amplifiers or signal conditioning of resistance-strain gauges
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses the pressure sensors based on computer Internet of Things, including mounting plate, sensor housing is fixedly connected at the top of the mounting plate, guide rod is fixedly connected between the two sides of sensor housing inner wall bottom and the two sides at the top of inner wall, and the outer surface of guide rod is arranged with conductive copper plate, the two sides of sensor housing inner wall bottom and be located at guide rod side be fixedly connected to strain gauge, the outer surface of strain gauge is arranged with conducting sleeve, is related to pressure sensing facility technology field.The pressure sensor based on computer Internet of Things, people can be significantly facilitated pressure sensor to be installed and winding displacement, it is devoted a tremendous amount of time without people to be installed to pressure sensor, significantly reduce the work load of people, improve the installation effectiveness of people, it realizes and each pressure sensor is subjected to wireless internet of things control and transmission, to greatly facilitate the pressure sensor inspection and maintenance work of people.
Description
Technical field
The present invention relates to pressure sensing facility technology fields, the specially pressure sensor based on computer Internet of Things.
Background technique
Pressure sensor is the sensor by pressure conversion for electric signal output, usually the electrical measurement in pressure measuring instruments
Formula instrument is known as pressure sensor, and pressure sensor is generally by elastic sensing element and displacement sensing element (or strain gauge) group
At the effect of elastic sensing element is to make to be acted on some area and be converted to by measuring pressure displacement or strain, then by position
It moves sensing element or strain gauge is converted to the electric signal with pressure at certain relationship, the function of both elements is combined in one sometimes
Body, pressure sensor are widely used in various industrial automatic control environment, are related to water conservancy and hydropower, railway traffic, intelligent building, production certainly
Numerous industries such as control, aerospace, military project, petrochemical industry, oil well, electric power, ship, lathe and pipeline.
People can use pressure sensor during carrying out automated production by automation equipment at present, and existing
Pressure sensor be all mostly carried out by conducting wire control signal transmission, however, in this way can to people install and collated band
It is greatly inconvenient to come, and each people require to devote a tremendous amount of time to considerably increase people to install pressure sensor
Work load, reduce the installation effectiveness of people, can not achieve by each pressure sensor carry out wireless internet of things control
And transmission, so that the pressure sensor inspection and maintenance work to people brings great inconvenience.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, it the present invention provides the pressure sensor based on computer Internet of Things, solves existing
Pressure sensor be all the transmission that control signal is carried out by conducting wire, people's installation and collated band can be given greatly inconvenient
Problem.
(2) technical solution
In order to achieve the above object, the present invention is achieved by the following technical programs: the pressure based on computer Internet of Things
Sensor, including mounting plate are fixedly connected with sensor housing, sensor housing inner wall bottom at the top of the mounting plate
Two sides and inner wall at the top of two sides between be fixedly connected to guide rod, and the outer surface of guide rod is arranged with conductive copper plate,
The two sides of sensor housing inner wall bottom and the side for being located at guide rod are fixedly connected to strain gauge, and strain gauge is outer
Surface is arranged with conducting sleeve, and the outer surface of the conducting sleeve is fixedly connected with the side of conductive copper plate, the sensor shell
Two sides of the internal wall bottom and other side for being located at guide rod is fixedly connected to baffle, and the side of baffle is fixedly connected with cunning
Rail, the side of the sliding rail are slidably connected with its elastic sensing element, the top of the mounting plate and positioned at sensor housing
Side be fixedly connected with central processing unit, the top of the side of the sensor housing and centrally located processor is fixed respectively
It is connected with key and wireless transceiver, the top of the mounting plate and other side for being located at sensor housing is fixedly connected with data
Comparator, the other side of the sensor housing and be located at data comparator at the top of be fixedly connected with warning lamp.
Preferably, the output end of the strain gauge and elastic sensing element and pressure value conversion module, and pressure is vertical
The input terminal of the output end of conversion module and data comparator connects, the output end of the data comparator and feedback module it is defeated
Enter end connection, and the output end of feedback module and key is connect with the input terminal of central processing unit, the central processing unit
Output end is connect with the input terminal of warning lamp and data comparator respectively, and the central processing unit is realized two-way with wireless transceiver
Connection, and wireless transceiver is bi-directionally connected with network monitoring system for things realization, the network monitoring system for things is respectively and in monitoring
Heart computer and the realization of monitoring personnel mobile terminal are bi-directionally connected.
Preferably, the network monitoring system for things include request signal processing module, pressure detection data memory module and
Signal radio receiving transmitting module, the request signal processing module are bi-directionally connected with the realization of pressure detection data memory module, and are pressed
Power detection data memory module is bi-directionally connected with the realization of signal radio receiving transmitting module, the signal radio receiving transmitting module and wireless receipts
Hair device realization is bi-directionally connected.
Preferably, the bottom of the sensor housing inner wall and the bottom of conductive copper plate are fixedly connected to buffer insulation
Block, and the two sides of buffer insulation block pass through pin rotation and are connected with pressure ram.
Preferably, the one end of the pressure ram far from buffer insulation block is connected with crushing block by pin rotation, and squeezes
The side of block and the extension end of elastic sensing element connect, and are fixedly connected with buffer spring between two crushing blocks.
Preferably, jacking block is fixedly connected at the top of the conductive copper plate, sensor housing is run through at the top of the jacking block
And the top of sensor housing is extended to, the side that the jacking block extends at the top of sensor housing is fixedly connected with pressing plate.
Preferably, the outer surface of the guide rod is arranged with extruding spring, and the two sides at the top of mounting plate offer peace
Fill hole.
Preferably, the output end of the input terminal of the central processing unit and power module is electrically connected, and power module
Output end is electrically connected with the input terminal of strain gauge, elastic sensing element and key respectively.
(3) beneficial effect
The present invention provides the pressure sensors based on computer Internet of Things.Have it is following the utility model has the advantages that
(1), should pressure sensor based on computer Internet of Things, by the two sides of sensor housing inner wall bottom and interior
Guide rod is fixedly connected between two sides at the top of wall, and the outer surface of guide rod is arranged with conductive copper plate, then passes through respectively
Strain gauge, elastic sensing element, pressure value conversion module, central processing unit, wireless transceiver, network monitoring system for things, prison
Control central computer and monitoring personnel mobile terminal are equipped with, it can be achieved that the position that strain gauge and elastic sensing element are detected
It moves and deformation signal is converted to resistance signal, and the resistance signal of conversion and pressure signal are subjected to equal proportion conversion, thus
To pressure value signal, pressure value signal can be wirelessly transferred, can significantly facilitate in this way people to pressure sensor into
Row installation and winding displacement, the work that people are significantly reduced to install to pressure sensor is devoted a tremendous amount of time without people
It bears, improves the installation effectiveness of people, realize and each pressure sensor is subjected to wireless internet of things control and transmission, from
And greatly facilitate the pressure sensor inspection and maintenance work of people.
(2), it is somebody's turn to do the pressure sensor based on computer Internet of Things, by the top of mounting plate and positioned at sensor housing
The other side be fixedly connected with data comparator, and the other side of sensor housing and be located at the top of data comparator and fixed connect
It is connected to warning lamp, then being equipped with, it can be achieved that carrying out to pressure hazard numerical value defeated manually by feedback module and key respectively
Enter, people can be according to the working environment locating for pressure sensor, to set the alarming value of corresponding position pressure sensor, thus very
It is good to achieve the purpose that people is facilitated to detect the work of pressure sensor.
(3), it is somebody's turn to do the pressure sensor based on computer Internet of Things, by the bottom of sensor housing inner wall and conductive copper
The bottom of plate is fixedly connected to buffer insulation block, and the two sides of buffer insulation block pass through pin rotation and are connected with pressure ram,
Pass through being equipped with, it can be achieved that entire pressure sensing for crushing block, buffer spring, jacking block, pressing plate and extruding spring respectively again
Device is buffered and is resetted.
(4), it is somebody's turn to do the pressure sensor based on computer Internet of Things, offers installation by the two sides at the top of installation
Hole can facilitate people that entire pressure sensor is mounted on corresponding position, open up again on pressure sensor without people
Through-hole installs entire pressure sensor, to greatly facilitate people's installation and fixation pressure sensor.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the structural principle block diagram of present system；
Fig. 3 is the structural principle block diagram of network monitoring system for things of the present invention；
In figure, 1 mounting plate, 2 sensor housings, 3 guide rods, 4 conductive copper plates, 5 strain gauges, 6 conducting sleeves, 7 baffles, 8
Sliding rail, 9 elastic sensing elements, 10 central processing units, 11 keys, 12 data comparators, 13 warning lamps, 14 pressure value moduluss of conversion
Block, 15 feedback modules, 16 wireless transceivers, 17 network monitoring system for things, 171 request signal processing modules, 172 pressure detecting numbers
According to memory module, 173 signal radio receiving transmitting modules, 18 monitoring center computers, 19 monitoring personnel mobile terminals, 20 buffer insulations
Block, 21 pressure rams, 22 crushing blocks, 23 buffer springs, 24 jacking blocks, 25 pressing plates, 26 squeeze spring, 27 mounting holes, 28 power modules.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the embodiment of the present invention provides a kind of technical solution: the pressure sensing based on computer Internet of Things
Device, including mounting plate 1, the top of mounting plate 1 are fixedly connected with sensor housing 2, the two sides of 2 inner wall bottom of sensor housing and
Guide rod 3 is fixedly connected between two sides at the top of inner wall, the outer surface of guide rod 3, which is arranged with, squeezes spring 26, squeezes bullet
Spring 26 has good squeezing effect, and the two sides at 1 top of mounting plate offer mounting hole 27, the effect side of being of mounting hole 27
Persons who happens to be on hand for an errand install entire pressure sensor, and the outer surface of guide rod 3 is arranged with conductive copper plate 4, and conductive copper plate 4 has good
Conductive effect, the bottom of 2 inner wall of sensor housing and the bottom of conductive copper plate 4 are fixedly connected to buffer insulation block 20, and absolutely
The two sides of edge buffer stopper 20 pass through pin rotation and are connected with pressure ram 21, and the top of conductive copper plate 4 is fixedly connected with jacking block 24,
The top of jacking block 24 runs through sensor housing 2 and extends to the top of sensor housing 2, and jacking block 24 extends to sensor housing 2
The side at top is fixedly connected with pressing plate 25, two sides of 2 inner wall bottom of the sensor housing and side for being located at guide rod 3 is fixed
It is connected with strain gauge 5, strain gauge 5 is can be by the strain on engineering component, i.e. the change in size transformation that is converted into resistance variations
Device, in sensor field using very extensive, and the outer surface of strain gauge 5 is arranged with conducting sleeve 6, the appearance of conducting sleeve 6
Face is fixedly connected with the side of conductive copper plate 4, the two sides of 2 inner wall bottom of sensor housing and be located at guide rod 3 the other side it is equal
It is fixedly connected with baffle 7, and the side of baffle 7 is fixedly connected with sliding rail 8, the side of sliding rail 8 slidably connects quick with its elasticity
Sensing unit 9, elastic sensing element 9 is the sensing element made of elastic material in sensor, in the course of work of sensor
Frequently with elastic sensing element 9 the tested parameter transform such as power, pressure, torque or vibration at dependent variable or displacement, then again
Dependent variable or displacement are converted into electricity by various conversion elements, pressure ram 21 passes through far from one end of buffer insulation block 20
Pin rotation is connected with crushing block 22, and the side of crushing block 22 is connect with the extension end of elastic sensing element 9, two crushing blocks
Buffer spring 23 is fixedly connected between 22, buffer spring 23 is with good buffering effect, the top of mounting plate 1 and positioned at biography
The side of sensor shell 2 is fixedly connected with central processing unit 10, the model ARM9 of central processing unit 10, sensor housing 2
Side and the top of centrally located processor 10 are fixedly connected with key 11 and wireless transceiver 16, the top of mounting plate 1 respectively
And the other side for being located at sensor housing 2 is fixedly connected with data comparator 12, the model LM331 of data comparator 12 is passed
The other side of sensor shell 2 and the top for being located at data comparator 12 are fixedly connected with warning lamp 13, and strain gauge 5 and elasticity are sensitive
The output end and pressure value conversion module 14 of element 9, pressure value conversion module 14 can be by strain gauge 5 and elastic sensing element
The information about power and displacement sensitive information of 9 detections carry out integration conversion, to obtain the corresponding numerical value of pressure, and pressure turns vertically
The output end of mold changing block 14 is connect with the input terminal of data comparator 12, output end and the feedback module 15 of data comparator 12
Input terminal connection, and the output end of feedback module 15 and key 11 is connect with the input terminal of central processing unit 10, central processing
The output end of device 10 is connect with the input terminal of warning lamp 13 and data comparator 12 respectively, central processing unit 10 and wireless transceiver
16 realizations are bi-directionally connected, and wireless transceiver 16 is bi-directionally connected with the realization of network monitoring system for things 17, network monitoring system for things 17
It is bi-directionally connected respectively with monitoring center computer 18 and the realization of monitoring personnel mobile terminal 19, network monitoring system for things 17 includes asking
Signal processing module 171, pressure detection data memory module 172 and signal radio receiving transmitting module 173 are asked, request signal handles mould
Block 171 can be analyzed and processed request signal, and pressure detection data memory module 172 can deposit the pressure value of detection
Storage, signal radio receiving transmitting module 173 have radio transmission-receiving function, facilitate and be wirelessly transferred pressure data, at request signal
Reason module 171 is bi-directionally connected with the realization of pressure detection data memory module 172, and pressure detection data memory module 172 and letter
The realization of number radio receiving transmitting module 173 is bi-directionally connected, and signal radio receiving transmitting module 173 and wireless transceiver 16 are realized and be bi-directionally connected,
The output end of the input terminal of central processing unit 10 and power module 28 is electrically connected, and the output end of power module 28 respectively with answer
The input terminal for becoming meter 5, elastic sensing element 9 and key 11 is electrically connected.
Before use, the service pressure value according to needed for pressure sensor work locating work condition environment, determines to need
The pressure value of input standard, the pressure value higher than standard are electric current alarm threshold value, then pass through key 11 for pressure alarm threshold value
Central processing unit 10 is inputted, pressure alarm threshold value is delivered in data comparator 12 by central processing unit 10 again, as pressure ratio
Compared with value.
Entire pressure sensor is mounted on designated position in use, first passing through mounting hole 27, then passes through power module 28
Strain gauge 5, elastic sensing element 9, central processing unit 10 and key 11 is set to be powered respectively, then pressure sensing can be used in people
Device, when pressing plate 25 is retracted by extraneous extruding force, the strain gauge 5 and elasticity being set to inside sensor housing 2 are sensitive
The pressure characteristic that pressing plate 25, jacking block 24 and conductive copper plate 4 are subject to can be converted into displacement sensitive signal and resistance signal by element 9,
And carry out displacement sensitive signal and resistance signal to be converted into pressure value by pressure value conversion module 14, pressure value turns
The pressure value that mold changing block 14 can will convert into is transmitted to data comparator 12, the pressure numerical value conversion mould in data comparator 12
The pressure value that block 14 can will convert into is compared with pressure alarm threshold value, if comparison result is higher than pressure alarm threshold value,
It indicates that the extruding force that is subject to of pressure sensor is excessive, pressure sensor may be damaged, data comparator 12 is by pressure report
Alert threshold value feeds back to central processing unit 10 through feedback module 15, and central processing unit 10 can control warning lamp 13 and light, existing to remind
The staff of field, needs to debug pressure sensor herein, meanwhile, central processing unit 10 can also turn pressure value
The pressure value that mold changing block 14 can will convert into is wirelessly transmitted to the pressure in network monitoring system for things 17 by wireless transceiver 16
Power detection data memory module 172 is stored, when people need to carry out the working condition of the pressure sensor of whole equipment
When inspection, producers can be sent out by the meeting monitoring personnel mobile terminal 19 of monitoring center computer 18 to network monitoring system for things 17
Request of data is sent, the request signal processing module 171 in network monitoring system for things 17 can be handled the request signal of transmission,
Then network monitoring system for things 17 can will be stored by signal radio receiving transmitting module 173 in pressure detection data memory module 172
Relevant pressure information Wireless transceiver to monitoring center computer 18 or monitoring personnel mobile terminal 19, to facilitate people to examine
It looks into, this completes the whole work process of the pressure sensor based on computer Internet of Things.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. based on the pressure sensor of computer Internet of Things, including mounting plate (1), it is characterised in that: the top of the mounting plate (1)
Portion is fixedly connected with sensor housing (2), between the two sides of sensor housing (2) the inner wall bottom and the two sides at the top of inner wall
It is fixedly connected to guide rod (3), and the outer surface of guide rod (3) is arranged with conductive copper plate (4), the sensor housing (2)
Two sides of the inner wall bottom and side for being located at guide rod (3) is fixedly connected to strain gauge (5), and the outer surface of strain gauge (5)
It is arranged with conducting sleeve (6), the outer surface of the conducting sleeve (6) is fixedly connected with the side of conductive copper plate (4), the sensing
The two sides of device shell (2) the inner wall bottom and other side for being located at guide rod (3) is fixedly connected to baffle (7), and baffle (7)
Side is fixedly connected with sliding rail (8), and the side of the sliding rail (8) slidably connects and its elastic sensing element (9), the installation
The top of plate (1) and be located at sensor housing (2) side be fixedly connected with central processing unit (10), the sensor housing
(2) top of side and centrally located processor (10) is fixedly connected with key (11) and wireless transceiver (16), institute respectively
It states the top of mounting plate (1) and is fixedly connected with data comparator (12), the sensing positioned at the other side of sensor housing (2)
The other side of device shell (2) and be located at data comparator (12) at the top of be fixedly connected with warning lamp (13).
2. the pressure sensor according to claim 1 based on computer Internet of Things, it is characterised in that: the strain gauge
(5) and the output end of elastic sensing element (9) and pressure value conversion module (14), and the vertical conversion module of pressure (14) is defeated
Outlet is connect with the input terminal of data comparator (12), and the output end of the data comparator (12) is defeated with feedback module (15)
Enter end connection, and the output end of feedback module (15) and key (11) is connect with the input terminal of central processing unit (10), it is described
The output end of central processing unit (10) is connect with the input terminal of warning lamp (13) and data comparator (12) respectively, the centre
Reason device (10) is realized with wireless transceiver (16) and is bi-directionally connected, and wireless transceiver (16) and network monitoring system for things (17) are realized
Be bi-directionally connected, the network monitoring system for things (17) respectively with monitoring center computer (18) and monitoring personnel mobile terminal (19)
Realization is bi-directionally connected.
3. the pressure sensor according to claim 2 based on computer Internet of Things, it is characterised in that: the Internet of Things prison
Control system (17) includes request signal processing module (171), pressure detection data memory module (172) and signal wireless receiving and dispatching mould
Block (173), the request signal processing module (171) are realized with pressure detection data memory module (172) and are bi-directionally connected, and press
Power detection data memory module (172) is bi-directionally connected with signal radio receiving transmitting module (173) realization, the signal wireless receiving and dispatching mould
Block (173) is realized with wireless transceiver (16) and is bi-directionally connected.
4. the pressure sensor according to claim 1 based on computer Internet of Things, it is characterised in that: the sensor shell
The bottom of body (2) inner wall and the bottom of conductive copper plate (4) are fixedly connected to buffer insulation block (20), and buffer insulation block (20)
Two sides pass through pin rotation and be connected with pressure ram (21).
5. the pressure sensor according to claim 4 based on computer Internet of Things, it is characterised in that: the pressure ram
(21) be connected with crushing block (22) far from the one end of buffer insulation block (20) by pin rotation, and the side of crushing block (22) and
The extension end of elastic sensing element (9) connects, and is fixedly connected with buffer spring (23) between two crushing blocks (22).
6. the pressure sensor according to claim 1 based on computer Internet of Things, it is characterised in that: the conductive copper plate
(4) it is fixedly connected at the top of jacking block (24), the top of the jacking block (24) through sensor housing (2) and extends to sensor
The top of shell (2), the side that the jacking block (24) extends at the top of sensor housing (2) are fixedly connected with pressing plate (25).
7. the pressure sensor according to claim 1 based on computer Internet of Things, it is characterised in that: the guide rod
(3) outer surface, which is arranged with, squeezes spring (26), and the two sides at the top of mounting plate (1) offer mounting hole (27).
8. the pressure sensor according to claim 1 based on computer Internet of Things, it is characterised in that: the central processing
The input terminal of device (10) and the output end of power module (28) are electrically connected, and the output end of power module (28) respectively with strain
The input terminal for counting (5), elastic sensing element (9) and key (11) is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913885.2A CN109084927A (en) | 2018-08-10 | 2018-08-10 | Pressure sensor based on computer Internet of Things |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913885.2A CN109084927A (en) | 2018-08-10 | 2018-08-10 | Pressure sensor based on computer Internet of Things |
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| CN109084927A true CN109084927A (en) | 2018-12-25 |
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ID=64834394
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| CN201810913885.2A Pending CN109084927A (en) | 2018-08-10 | 2018-08-10 | Pressure sensor based on computer Internet of Things |
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Cited By (4)
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| CN112573678A (en) * | 2019-09-28 | 2021-03-30 | 成都市赛沃德意环保科技有限公司 | Oil-water separator with rotatable filter frame and automatic alarm device |
| CN112596633A (en) * | 2020-12-31 | 2021-04-02 | 歌尔股份有限公司 | Touch button, steering wheel subassembly and car |
| CN113670510A (en) * | 2021-08-17 | 2021-11-19 | 凯晟动力技术（嘉兴）有限公司 | Pressure sensing device and intelligent control device thereof |
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| CN107621331A (en) * | 2017-10-23 | 2018-01-23 | 惠州市益信三井电热电器有限公司 | A kind of hydraulic press pressure-detecting device |
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| CN109780494A (en) * | 2019-01-09 | 2019-05-21 | 江苏理工学院 | Independently of the underground parking anti-collision system based on trailing type underground lamp of power grid |
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Application publication date: 20181225 |