CN109688771A - A kind of pressure gauge based on RFID technology of Internet of things - Google Patents
A kind of pressure gauge based on RFID technology of Internet of things Download PDFInfo
- Publication number
- CN109688771A CN109688771A CN201910030062.XA CN201910030062A CN109688771A CN 109688771 A CN109688771 A CN 109688771A CN 201910030062 A CN201910030062 A CN 201910030062A CN 109688771 A CN109688771 A CN 109688771A
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- Prior art keywords
- shell
- pressure gauge
- heat
- fixedly connected
- pipe
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/26—Auxiliary measures taken, or devices used, in connection with the measurement of force, e.g. for preventing influence of transverse components of force, for preventing overload
-
- 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
-
- 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
-
- 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
- G01L19/12—Alarms or signals
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20209—Thermal management, e.g. fan control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20436—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing
- H05K7/20445—Inner thermal coupling elements in heat dissipating housings, e.g. protrusions or depressions integrally formed in the housing the coupling element being an additional piece, e.g. thermal standoff
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Theoretical Computer Science (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention belongs to field of instrumentation technology, specifically a kind of pressure gauge based on RFID technology of Internet of things, including shell, audible-visual alarm lamp, the network port, USB connecting hole, single-chip microcontroller, radio receiving transmitting module, data memory module, lithium battery, data collecting card, dust screen, cooling fan, micro-vibration device, radiator, thermoelectric module, thermally conductive cavity, heat-conducting aluminium pipe, connector, pressure sensor, connecting tube, heat dissipation copper pipe, screwed pipe, dial plate, scale and pointer.Structure of the invention is reasonable, single-chip microcontroller controls cooling fan, micro-vibration device, radiator and thermoelectric module work, heat dissipation copper pipe and heat-conducting aluminium pipe are absorbed and are transmitted to the heat of pressure sensor, heat is discharged from enclosure interior by the cooling fan at shell both ends, prevent dust from entering by dust screen, when dust is adsorbed on dust screen, the dust on dust screen is shaken off in the vibration of micro-vibration device, it is discharged by cooling fan, improves the cooling of pressure gauge.
Description
Technical field
The invention belongs to field of instrumentation technology, specifically a kind of pressure gauge based on RFID technology of Internet of things.
Background technique
Radio frequency identification is called RFID technique, also known as radio frequency identification, is a kind of communication technology, can pass through radio signals
Identification specific objective simultaneously reads and writes related data, without establishing mechanical or optical contact between identifying system and specific objective.
Current existing pressure gauge is only able to display current value, cannot store and record to the exception information of pressure gauge,
The inspection data of pressure gauge are by manual type paper record, heavy workload and low efficiency, and data statistic analysis work is difficult to
The support of big data is obtained, and existing pressure gauge working environment is complex, under high temperature environment, the electric appliance in pressure gauge
Element easily damages, to cause stress the damage of instrument, existing pressure gauge does not have heat sinking function generally, and dust is easy
Into the inside of pressure gauge.In consideration of it, the present invention proposes a kind of pressure gauge based on RFID technology of Internet of things, have following
Feature:
(1) present invention proposes a kind of pressure gauge based on RFID technology of Internet of things, controls pressure sensing by single-chip microcontroller
Pressure information is converted into data information by data collecting card and is stored in data memory module by device, when pressure sensor detects
Exception information is stored in data memory module when pressure anomaly, single-chip microcontroller controls audible-visual alarm lamp and reminds staff timely
It checks, when staff needs to export pressure information, radio receiving transmitting module is connected by cell phone application etc. and deposits data
Information in storage module is transmitted on mobile phone, can also be carried out real-time monitoring to pressure gauge by the network port, be passed through USB connecting hole
Data information can be exported manually.
(2) present invention proposes a kind of pressure gauge based on RFID technology of Internet of things, when pressure sensor overheat, monolithic
Machine controls cooling fan, micro-vibration device, radiator and thermoelectric module work, and heat dissipation copper pipe and heat-conducting aluminium pipe are to pressure sensor
Heat absorbed and transmitted, freezed by thermoelectric module to heat-conducting aluminium pipe and thermally conductive cavity, radiator is by heat
It distributes, heat is discharged from enclosure interior by the cooling fan at shell both ends, prevents dust from entering by dust screen, works as dust
When being adsorbed on dust screen, the dust on dust screen is shaken off in the vibration of micro-vibration device, is discharged by cooling fan, improves Instrument for Pressure
The cooling of table.
Summary of the invention
The object of the invention is that providing a kind of pressure based on RFID technology of Internet of things to solve the above-mentioned problems
Pressure information is converted into data information by data collecting card by single-chip microcontroller control pressure sensor and is stored in data by instrument
Exception information is stored in data memory module by memory module when pressure sensor detects pressure anomaly, single-chip microcontroller control
Audible-visual alarm lamp processed reminds staff to check in time, when staff needs to export pressure information, passes through mobile phone
Information in data memory module is transmitted on mobile phone by the connection radio receiving transmitting module such as APP, can also be by the network port to pressure
Power table carries out real-time monitoring, can export data information manually by USB connecting hole, when pressure sensor overheat, single-chip microcontroller control
The heat of cooling fan processed, micro-vibration device, radiator and thermoelectric module work, heat dissipation copper pipe and heat-conducting aluminium pipe to pressure sensor
Amount is absorbed and is transmitted, and is freezed by thermoelectric module to heat-conducting aluminium pipe and thermally conductive cavity, and radiator distributes heat,
Heat is discharged from enclosure interior by the cooling fan at shell both ends, prevents dust from entering by dust screen, when dust adsorbs
When on dust screen, the dust on dust screen is shaken off in the vibration of micro-vibration device, is discharged by cooling fan, improves pressure gauge
Cooling.
The present invention is achieved through the following technical solutions above-mentioned purpose, a kind of Instrument for Pressure based on RFID technology of Internet of things
Table is deposited including shell, dial plate, scale and pointer and the data for being stored to data that described shell one end is arranged in
Store up mechanism and the cooling mechanism for radiating to pressure gauge；
One end of the shell is fixedly connected with dial plate, and the inside of the dial plate is equipped with pointer, and the side wall of the dial plate is carved
There is scale；
The data storage mechanism includes audible-visual alarm lamp, the network port, USB connecting hole, single-chip microcontroller, wireless receiving and dispatching mould
Block, data memory module, lithium battery and data collecting card, one end side wall of the shell are equipped with audible-visual alarm lamp, the shell
One end side wall of body is fixedly connected with the network port and USB connecting hole, and the inside of the shell is equipped with single-chip microcontroller, wireless receiving and dispatching mould
The inside of block, data memory module and data collecting card, the shell is equipped with lithium battery；
The cooling mechanism includes dust screen, cooling fan, micro-vibration device, radiator, thermoelectric module, heat conduction aluminum
The bottom both ends of pipe, connector, pressure sensor, connecting tube, heat dissipation copper pipe and screwed pipe, the shell are mounted on radiation air
Machine, one end of the cooling fan are fixedly connected with dust screen, and one end center of the dust screen is equipped with micro-vibration device, the shell
The bottom of body is fixedly connected with connector, and radiator is fixedly connected at the top of the connector, and the bottom end of the radiator is fixed
Thermoelectric module is connected, the bottom end of the thermoelectric module is fixedly connected with heat-conducting aluminium pipe, and the inside of the heat-conducting aluminium pipe is socketed pressure
Force snesor, the pressure sensor are mounted on the inside of connecting tube, are fixedly connected with heat dissipation copper pipe in the side wall of the connecting tube,
The bottom end of the connecting tube is fixedly connected with screwed pipe.
Preferably, the both ends of the connector are respectively fixedly connected with the bottom end in shell and the top of connecting tube.
Preferably, the audible-visual alarm lamp, radio receiving transmitting module, data memory module, data collecting card, cooling fan,
Micro-vibration device and radiator are electrically connected single-chip microcontroller and lithium battery.
Preferably, thermally conductive cavity is formed between the heat-conducting aluminium pipe and thermoelectric module.
Preferably, the quantity of the cooling fan is two, and two cooling fans are symmetrically distributed in the bottom two of shell
End.
Preferably, the bottom end of the heat-conducting aluminium pipe is fixedly connected with one end of heat dissipation copper pipe.
The beneficial effects of the present invention are:
(1) present invention proposes a kind of pressure gauge based on RFID technology of Internet of things, controls pressure sensing by single-chip microcontroller
Pressure information is converted into data information by data collecting card and is stored in data memory module by device, when pressure sensor detects
Exception information is stored in data memory module when pressure anomaly, single-chip microcontroller controls audible-visual alarm lamp and reminds staff timely
It checks, when staff needs to export pressure information, radio receiving transmitting module is connected by cell phone application etc. and deposits data
Information in storage module is transmitted on mobile phone, can also be carried out real-time monitoring to pressure gauge by the network port, be passed through USB connecting hole
Data information can be exported manually.
(2) present invention proposes a kind of pressure gauge based on RFID technology of Internet of things, when pressure sensor overheat, monolithic
Machine controls cooling fan, micro-vibration device, radiator and thermoelectric module work, and heat dissipation copper pipe and heat-conducting aluminium pipe are to pressure sensor
Heat absorbed and transmitted, freezed by thermoelectric module to heat-conducting aluminium pipe and thermally conductive cavity, radiator is by heat
It distributes, heat is discharged from enclosure interior by the cooling fan at shell both ends, prevents dust from entering by dust screen, works as dust
When being adsorbed on dust screen, the dust on dust screen is shaken off in the vibration of micro-vibration device, is discharged by cooling fan, improves Instrument for Pressure
The cooling of table.
Detailed description of the invention
Fig. 1 is overall structure of the present invention；
Fig. 2 is overall structure front view of the present invention；
Fig. 3 is circuit diagram of the present invention.
In figure: 1, shell, 2, audible-visual alarm lamp, 3, the network port, 4, USB connecting hole, 5, single-chip microcontroller, 6, wireless receiving and dispatching mould
Block, 7, data memory module, 8, lithium battery, 9, data collecting card, 10, dust screen, 11, cooling fan, 12, micro-vibration device, 13,
Radiator, 14, thermoelectric module, 15, thermally conductive cavity, 16, heat-conducting aluminium pipe, 17, connector, 18, pressure sensor, 19, connection
Pipe, 20, heat dissipation copper pipe, 21, screwed pipe, 22, dial plate, 23, scale, 24, pointer.
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.
It please refers to shown in Fig. 1-3, a kind of pressure gauge based on RFID technology of Internet of things, including shell 1, dial plate 22, quarter
Degree 23 and pointer 24 and be arranged in described 1 one end of shell data storage mechanism for being stored to data and for pair
The cooling mechanism that pressure gauge radiates；Wherein,
One end of the shell 1 is fixedly connected with dial plate 22, and the inside of the dial plate 22 is equipped with pointer 24, the dial plate 22
Side wall be carved with scale 23；
The data storage mechanism includes audible-visual alarm lamp 2, the network port 3, USB connecting hole 4, single-chip microcontroller 5, wireless receiving and dispatching
One end side wall of module 6, data memory module 7, lithium battery 8 and data collecting card 9, the shell 1 is equipped with audible-visual alarm lamp
2, one end side wall of the shell 1 is fixedly connected with the network port 3 and USB connecting hole 4, and the inside of the shell 1 is equipped with monolithic
The inside of machine 5, radio receiving transmitting module 6, data memory module 7 and data collecting card 9, the shell 1 is equipped with lithium battery 8,
Real-time monitoring can be carried out to pressure gauge by the network port, data information can be exported by USB connecting hole 4 manually, be convenient for data
Storage and export；
The cooling mechanism includes dust screen 10, cooling fan 11, micro-vibration device 12, radiator 13, thermoelectric cooling
Piece 14, heat-conducting aluminium pipe 16, connector 17, pressure sensor 18, connecting tube 19, heat dissipation copper pipe 20 and screwed pipe 21, the shell 1
Bottom both ends be mounted on cooling fan 11, one end of the cooling fan 11 is fixedly connected with dust screen 10, the dust screen
10 one end center is equipped with micro-vibration device 12, and the bottom of the shell 1 is fixedly connected with connector 17, the top of the connector 17
Portion is fixedly connected with radiator 13, and the bottom end of the radiator 13 is fixedly connected with thermoelectric module 14, the thermoelectric module 14
Bottom end be fixedly connected with heat-conducting aluminium pipe 16, the inside of the heat-conducting aluminium pipe 16 is socketed pressure sensor 18, the pressure sensor
18 are mounted on the inside of connecting tube 19, and heat dissipation copper pipe 20 is fixedly connected in the side wall of the connecting tube 19, the connecting tube 19
Bottom end is fixedly connected with screwed pipe 21, improves the cooling of pressure gauge.
The both ends of the connector 17 are respectively fixedly connected with the bottom end in shell 1 and the top of connecting tube 19, and structure is more
Rationally, convenient for connection；The audible-visual alarm lamp 2, radio receiving transmitting module 6, data memory module 7, data collecting card 9, radiation air
Machine 11, micro-vibration device 12 and radiator 13 are electrically connected single-chip microcontroller 5 and lithium battery 8, and structure is more reasonable；The heat-conducting aluminium pipe
Thermally conductive cavity 15 is formed between 16 and thermoelectric module 14, convenient for distributing for heat；The quantity of the cooling fan 11 is two,
And two cooling fans 11 are symmetrically distributed in the bottom both ends of shell 1, are discharged convenient for heat；The bottom end of the heat-conducting aluminium pipe 16 is solid
Surely one end of heat dissipation copper pipe 20 is connected, structure is more reasonable, convenient for connection.
In the use of the present invention, then incite somebody to action this first by the external control switch of the electric elements in the present apparatus and power supply
Device is installed by screwed pipe 21, and single-chip microcontroller 5 controls pressure sensor 18 and converts pressure information by data collecting card 9
It is stored in data memory module 7 at data information, is stored in exception information when pressure sensor 18 detects pressure anomaly
In data memory module 7, single-chip microcontroller 5 controls audible-visual alarm lamp 2 and staff is reminded to check in time, when staff needs to pressure
When force information is exported, radio receiving transmitting module 6 is connected by cell phone application etc. and is transmitted to the information in data memory module 7
On mobile phone, real-time monitoring can also be carried out to pressure gauge by the network port 3, data letter can be exported by USB connecting hole 4 manually
Breath, when pressure sensor 18 overheats, single-chip microcontroller 5 controls cooling fan 11, micro-vibration device 12, radiator 13 and thermoelectric module
14 work, heat dissipation copper pipe 20 and heat-conducting aluminium pipe 16 are absorbed and are transmitted to the heat of pressure sensor 18, and thermoelectric cooling is passed through
Piece 14 freezes to heat-conducting aluminium pipe 16 and thermally conductive cavity 15, and radiator 13 distributes heat, passes through the radiation air at 1 both ends of shell
Heat is discharged machine 11 inside shell 1, prevents dust from entering by dust screen 10, when dust is adsorbed on dust screen 10,
The dust on dust screen 10 is shaken off in the vibration of micro-vibration device 12, is discharged by cooling fan 11, the heat dissipation for improving pressure gauge is cold
But.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of pressure gauge based on RFID technology of Internet of things, it is characterised in that: including shell (1), dial plate (22), scale
(23) and pointer (24) and setting the shell (1) one end the data storage mechanism and use for being stored to data
In the cooling mechanism to radiate to pressure gauge；Wherein,
One end of the shell (1) is fixedly connected dial plate (22), and the inside of the dial plate (22) is equipped with pointer (24), the table
The side wall of disk (22) is carved with scale (23)；
The data storage mechanism includes audible-visual alarm lamp (2), the network port (3), USB connecting hole (4), single-chip microcontroller (5), wireless
Transceiver module (6), data memory module (7), lithium battery (8) and data collecting card (9), one end side wall peace of the shell (1)
Equipped with audible-visual alarm lamp (2), one end side wall of the shell (1) is fixedly connected with the network port (3) and USB connecting hole (4), described
The inside of shell (1) is equipped with single-chip microcontroller (5), radio receiving transmitting module (6), data memory module (7) and data collecting card (9),
The inside of the shell (1) is equipped with lithium battery (8), can also carry out real-time monitoring to pressure gauge by the network port, pass through USB
Connecting hole (4) can export data information manually, store and export for data；
The cooling mechanism includes dust screen (10), cooling fan (11), micro-vibration device (12), radiator (13), thermoelectricity
Cooling piece (14), heat-conducting aluminium pipe (16), connector (17), pressure sensor (18), connecting tube (19), heat dissipation copper pipe (20) and spiral shell
The bottom both ends of line pipe (21), the shell (1) are mounted on cooling fan (11), and one end of the cooling fan (11) is fixed
It connects dust screen (10), one end center of the dust screen (10) is equipped with micro-vibration device (12), and the bottom of the shell (1) is solid
Surely connector (17) are connected, is fixedly connected with radiator (13) at the top of the connector (17), the bottom of the radiator (13)
End is fixedly connected thermoelectric module (14), and the bottom end of the thermoelectric module (14) is fixedly connected heat-conducting aluminium pipe (16), described to lead
The inside of hot aluminum pipe (16) is socketed pressure sensor (18), and the pressure sensor (18) is mounted on the inside of connecting tube (19),
It is fixedly connected heat dissipation copper pipe (20) in the side wall of the connecting tube (19), the bottom end of the connecting tube (19) is fixedly connected with screwed pipe
(21)。
2. a kind of pressure gauge based on RFID technology of Internet of things according to claim 1, it is characterised in that: the connection
The both ends of head (17) are respectively fixedly connected with the bottom end in shell (1) and the top of connecting tube (19).
3. a kind of pressure gauge based on RFID technology of Internet of things according to claim 1, it is characterised in that: the acousto-optic
Alarm lamp (2), radio receiving transmitting module (6), data memory module (7), data collecting card (9), cooling fan (11), micro-vibration device
(12) and radiator (13) is electrically connected single-chip microcontroller (5) and lithium battery (8).
4. a kind of pressure gauge based on RFID technology of Internet of things according to claim 1, it is characterised in that: described thermally conductive
Thermally conductive cavity (15) are formed between aluminum pipe (16) and thermoelectric module (14).
5. a kind of pressure gauge based on RFID technology of Internet of things according to claim 1, it is characterised in that: the heat dissipation
The quantity of blower (11) is two, and two cooling fans (11) are symmetrically distributed in the bottom both ends of shell (1).
6. a kind of pressure gauge based on RFID technology of Internet of things according to claim 1, it is characterised in that: described thermally conductive
The bottom end of aluminum pipe (16) is fixedly connected with one end of heat dissipation copper pipe (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910030062.XA CN109688771B (en) | 2019-01-14 | 2019-01-14 | Pressure instrument based on RFID internet of things technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910030062.XA CN109688771B (en) | 2019-01-14 | 2019-01-14 | Pressure instrument based on RFID internet of things technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109688771A true CN109688771A (en) | 2019-04-26 |
| CN109688771B CN109688771B (en) | 2020-09-18 |
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ID=66192128
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910030062.XA Active CN109688771B (en) | 2019-01-14 | 2019-01-14 | Pressure instrument based on RFID internet of things technology |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2105627A1 (en) * | 1992-09-28 | 1994-03-29 | Charles L. Cunningham | Wheel balancer with multiple operator interface |
| CN102175055A (en) * | 2010-12-21 | 2011-09-07 | 深圳市中兴新地通信器材有限公司 | Automatic dust removal and intelligent ventilation system of fireproof linkage |
| CN202276549U (en) * | 2011-09-26 | 2012-06-13 | 番禺得意精密电子工业有限公司 | Electric connection component |
| CN202993649U (en) * | 2012-11-22 | 2013-06-12 | 中节能六合天融环保科技有限公司 | Novel semiconductor refrigeration device |
| CN104568233A (en) * | 2015-02-10 | 2015-04-29 | 四川芯海联云科技有限公司 | Pressure instrument data recording and inquiring system based on RFID Internet of Things technology |
| CN207689064U (en) * | 2017-12-13 | 2018-08-03 | 宁波尚仪电子科技有限公司 | A kind of manometer root component |
-
2019
- 2019-01-14 CN CN201910030062.XA patent/CN109688771B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2105627A1 (en) * | 1992-09-28 | 1994-03-29 | Charles L. Cunningham | Wheel balancer with multiple operator interface |
| CN102175055A (en) * | 2010-12-21 | 2011-09-07 | 深圳市中兴新地通信器材有限公司 | Automatic dust removal and intelligent ventilation system of fireproof linkage |
| CN202276549U (en) * | 2011-09-26 | 2012-06-13 | 番禺得意精密电子工业有限公司 | Electric connection component |
| CN202993649U (en) * | 2012-11-22 | 2013-06-12 | 中节能六合天融环保科技有限公司 | Novel semiconductor refrigeration device |
| CN104568233A (en) * | 2015-02-10 | 2015-04-29 | 四川芯海联云科技有限公司 | Pressure instrument data recording and inquiring system based on RFID Internet of Things technology |
| CN207689064U (en) * | 2017-12-13 | 2018-08-03 | 宁波尚仪电子科技有限公司 | A kind of manometer root component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109688771B (en) | 2020-09-18 |
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