CN113984269A - Quick detach formula pressure transmitter and control system thereof - Google Patents
Quick detach formula pressure transmitter and control system thereof Download PDFInfo
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- CN113984269A CN113984269A CN202111587294.9A CN202111587294A CN113984269A CN 113984269 A CN113984269 A CN 113984269A CN 202111587294 A CN202111587294 A CN 202111587294A CN 113984269 A CN113984269 A CN 113984269A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 18
- 238000012545 processing Methods 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 14
- 238000004804 winding Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
- F16L41/08—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe
- F16L41/12—Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of the wall or to the axis of another pipe using attaching means embracing the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/041—Allowing quick release of the apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
-
- 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
- G01L19/0007—Fluidic connecting means
- G01L19/0015—Fluidic connecting means using switching means
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention relates to the technical field of pressure transmitters, and particularly discloses a quick-release pressure transmitter and a control system thereof, wherein the quick-release pressure transmitter comprises a frame with a four-leg structure, a low-pressure transmitting module and a high-pressure transmitting module; a three-way pipe is arranged on the frame; the air inlet end of the three-way pipe is provided with a hooping device; two air outlet ends of the three-way pipe are respectively connected with the low-pressure transmitting module and the high-pressure transmitting module; an electric control reversing valve is arranged on the three-way pipe; the inner side of each support leg of the rack is provided with a fixing device; and a control component is connected between the low-pressure transmitting module and the high-pressure transmitting module. The pressure transmitter is quick to disassemble and assemble, can effectively improve the sealing property and the stability of the connection between the three-way pipe and the pipeline to be tested, effectively prolongs the service life of the device, provides powerful electrical support for the work of the pressure transmitter module, can realize wireless and wired transmission of data, and is more convenient to use.
Description
Technical Field
The invention relates to the technical field of pressure transmitters, in particular to a quick-release pressure transmitter and a control system thereof.
Background
Pressure transmitters are primarily comprised of a load cell sensor (also known as a pressure sensor), measurement circuitry, and process connections. The pressure sensor can convert physical pressure parameters of gas, liquid and the like sensed by the pressure element sensor into standard electric signals (such as 4-20 mADC and the like) to supply secondary instruments such as an indication alarm instrument, a recorder, a regulator and the like for measurement, indication and process regulation, and is widely applied to various industrial automatic control environments, relating to various industries such as water conservancy and hydropower, railway traffic, intelligent buildings, production automatic control, aerospace, war industry, petrochemical industry, oil wells, electric power, ships, machine tools, pipelines and the like. Traditional pressure transmitter fixed mode is mostly connected through threaded joint connected mode, and it is poor to use for a long time joint wear and tear to lead to the leakproofness to reduce fixed effect when easy, and pressure sensor real-time detection is located the pressure or the pressure differential of gas pipeline or container to the transmission pressure transmitter is handled the back output, and prior art data transmission path is single, and is inconvenient to use. Therefore, the invention provides a quick-release pressure transmitter and a control system thereof for solving the problems.
Disclosure of Invention
Aiming at the defects of inconvenient disassembly and assembly, instable installation and inconvenient use caused by single data transmission path due to the fact that most of the conventional pressure transmitter fixing modes are threaded joints, the invention provides a quick-disassembly pressure transmitter and a control system thereof, which are used for overcoming the defects.
A quick-release pressure transmitter comprises a frame with a four-leg structure, a low-pressure transmitting module and a high-pressure transmitting module; a three-way pipe is arranged on the frame; the air inlet end of the three-way pipe is provided with a hooping device; two air outlet ends of the three-way pipe are respectively connected with the low-pressure transmitting module and the high-pressure transmitting module; an electric control reversing valve is arranged on the three-way pipe; the inner side of each support leg of the rack is provided with a fixing device; a control component is connected between the low-pressure transmitting module and the high-pressure transmitting module; the low pressure transmitting module and the high pressure transmitting module are controlled by the control assembly.
Preferably, the tightening means comprises an elastic band; a plurality of arc hoop bodies arranged at intervals are arranged on the inner side of the elastic hoop; the inside of arc hoop body is equipped with first inside lining.
Preferably, one end of the elastic band is wound back to form a first wound part; a three-way screw head is rotatably arranged on the first winding part; and a screw rod is connected to the three-way screw head in a threaded manner.
Preferably, the other end of the elastic band is wound to form a second wound portion; a shifting piece is hinged to the second winding part; the middle part of the plectrum is hinged with a guide connecting rod; the guide connecting rod is buckled and connected with the screw rod.
Preferably, the fixing device comprises a cylinder fixed on the inner side of the support leg of the frame; a groove is formed in the piston end of the cylinder; a spring is arranged in the groove.
Preferably, the fixing device further comprises a fixing pressing block; the inner side surface of the fixed pressing block is arranged in an arc structure; and a second lining is arranged on the arc-shaped surface of the fixed pressing block.
As a preferred scheme, a connecting notch is formed in the fixed pressing block; a sliding groove is formed in the inner side of the notch; a sliding block is arranged on the outer wall of the piston end of the cylinder; the sliding block is slidably arranged in the sliding groove; the spring is arranged in the notch and is connected with the fixed pressing block in an abutting mode.
A control system is realized based on the quick-release pressure transmitter; the control system is integrated in the control assembly; the control system comprises a signal acquisition circuit, a pressure signal processing module and a microprocessor; the signal acquisition circuit is connected with the microprocessor through the pressure signal processing module; the signal acquisition circuit is used for being connected with a pressure sensor in the low-pressure transmitting module or the high-pressure transmitting module; the signal acquisition circuit is used for acquiring a pressure signal detected by the pressure sensor, processing the signal by the pressure signal processing module and then transmitting the processed signal to the microprocessor; the control system also comprises a power supply module and a storage module; the power supply module supplies power to the whole control assembly; the storage module is used for collecting and storing the pressure signals received by the microprocessor.
As a preferred scheme, the control system further comprises a WIFI module, an antenna and a gauge outfit; the WIFI module is connected with the microprocessor through a current control circuit; the WIFI module is connected with an antenna; the gauge head is connected with the microprocessor through a current control circuit; and the gauge outfit is provided with a current output end and a communication interface.
Preferably, the control system is realized by the following steps:
s1: positive/negative pressure gas is connected to a pressure sensor of the low-pressure transmitting module or the high-pressure transmitting module to electrify the pressure transmitting module;
s2: the signal detected by the pressure sensor is transmitted to the pressure signal processing module for processing through the signal acquisition circuit, and the processed signal is transmitted to the microprocessor and stored in the storage module;
s3: the microprocessor transmits the signal to the WIFI module through the current control circuit, and the antenna transmits the signal to the terminal through wireless transmission, or the signal is transmitted to the gauge outfit through the current control circuit by the microprocessor and outputs a corresponding current value through the current output end or the communication interface.
Compared with the prior art, the invention has the following beneficial effects:
1. this quick detach formula pressure transmitter dismouting is quick, through setting up cramping device and fixing device, can effectively improve the leakproofness and the steadiness that three-way pipe and the pipeline connection that awaits measuring, make the device more firm fix on the pipeline that awaits measuring through cramping device and fixing device's dual function, the low pressure transmission module and the high pressure transmission module of setting up different ranges are convenient for detect the gas of different pressure values, application scope is wide, and control assembly switches on to suitable pressure transmission module department according to the automatically controlled switching-over valve of pressure value control, it is inaccurate to avoid the too big device damage or the not accurate of gas pressure undersize testing result that causes of gas pressure value, effective extension fixture life.
2. The control system is used for electrifying the pressure transmitting module by connecting positive/negative pressure gas to a pressure sensor of the low-pressure transmitting module or the high-pressure transmitting module; the signal detected by the pressure sensor is transmitted to the pressure signal processing module for processing through the signal acquisition circuit, and the processed signal is transmitted to the microprocessor and stored in the storage module; the microprocessor transmits the signal to the WIFI module through the current control circuit, and the antenna transmits the signal to the terminal through wireless transmission, or the signal is transmitted to the gauge outfit through the current control circuit and outputs a corresponding current value through the current output end or the communication interface; the system has a simple and reliable circuit structure, provides powerful electrical support for the work of the pressure transmitting module, effectively improves the measurement precision of the pressure transmitting module, can realize wireless and wired transmission of data, and is more convenient to use.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic view showing the structure of the tightening device of the present invention.
Fig. 3 is a schematic structural view of the fixing device of the present invention.
Fig. 4 is a schematic diagram of the control system of the present invention.
FIG. 5 is a flow chart of the control system of the present invention.
In the figure: 1-a frame; 2-a three-way pipe; 3-an electrically controlled reversing valve; 4-a low pressure transmission module; 5-a high pressure transmitting module; 6-a control assembly; 7-a tightening device; 8-a fixation device; 601-a pressure sensor; 602-a signal acquisition circuit; 603-a pressure signal processing module; 604-a power supply module; 605-a storage module; 606-a microprocessor; 607-current control circuit; 608-a WIFI module; 609-an antenna; 610-header; 611-a current output; 612-a communication interface; 701-an elastic band; 702-an arcuate hoop body; 703-a first liner; 704-a first winding; 705-three-way screw head; 706-a screw; 707-a second convolution; 708-a plectrum; 709-a guide rod; 801-cylinder; 802-grooves; 803-a slider; 804-fixing the pressing block; 805-a chute; 806-a spring; 807-second liner.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
In the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "between", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1, embodiment 1 provides a quick-release pressure transmitter, which includes a frame 1 with a four-leg structure, a low-pressure transmitting module 4, and a high-pressure transmitting module 5; a three-way pipe 2 is arranged on the frame 1; the air inlet end of the three-way pipe 2 is provided with a hooping device 7; two air outlet ends of the three-way pipe 2 are respectively connected with a low-pressure transmitting module 4 and a high-pressure transmitting module 5; an electric control reversing valve 3 is arranged on the three-way pipe 2; the inner side of each support leg of the frame 1 is provided with a fixing device 8; a control component 6 is connected between the low-pressure transmitting module 4 and the high-pressure transmitting module 5; the low-pressure transmitting module 4 and the high-pressure transmitting module 5 are controlled by the control component 6; this quick detach formula pressure transmitter is through setting up tightening device 7 and fixing device 8, can effectively improve the leakproofness and the steadiness of three-way pipe 2 and the pipe connection that awaits measuring, the dismouting is simple and convenient quick, make the device more firm fix on the pipe that awaits measuring through tightening device 7 and fixing device 8's dual function, the low pressure transmission module 4 and the high pressure transmission module 5 through setting up different ranges are convenient for detect the gas of different pressure values, application scope is wide, and control assembly 6 switches on to suitable pressure transmission module department according to pressure value control automatically controlled switching-over valve 3, it is inaccurate to avoid the too big device that causes of gas pressure value to damage or gas pressure undersize testing result, effective extension fixture life.
In particular, with reference to fig. 2, the tightening means 7 comprise an elastic band 701; a plurality of arc hoop bodies 702 arranged at intervals are arranged on the inner side of the elastic band 701; a first lining 703 is arranged on the inner side of the arc hoop body 702; one end of the elastic band 701 is wound back to form a first winding part 704; a three-way screw head 705 is rotatably mounted on the first winding part 704; a screw 706 is connected to the head 705 of the three-way screw in a threaded manner; the other end of the elastic band 701 is wound to form a second wound portion 707; a shifting sheet 708 is hinged on the second winding part 707; a guide rod 709 is hinged to the middle of the poking piece 708; the guide rod 709 is buckled with the screw 706; by adopting the scheme, after the three-way pipe 2 is in butt joint with a pipe to be tested, the poking piece 708 is poked to drive the guide rod 709 to move, the guide rod 709 is buckled with the screw rod 706, the guide rod 709 moves to drive the screw rod 706 to move towards the second winding part 707 until the poking piece 708 is mutually attached to the outer surface of the elastic strap 701, and in the locking process, the first winding part 704 and the second winding part 707 are close to each other, so that the arc-shaped strap body 702 compresses the pipe, and the sealing property and the stability of the connection of the three-way pipe 2 and the pipe to be tested can be effectively improved by arranging the first lining 703.
Specifically, with reference to fig. 3, the fixing device 8 comprises a cylinder 801 fixed inside the foot of the frame 1; a groove 802 is formed in the piston end of the cylinder 801; a spring 806 is arranged in the groove 802; the fixing device 8 further comprises a fixing pressing block 804; the inner side surface of the fixed pressing block 804 is arranged in an arc structure; a second lining 807 is arranged on the arc-shaped surface of the fixed pressing block 804; the fixed pressing block 804 is provided with a connecting notch; a chute 805 is formed in the inner side of the notch; a sliding block 803 is arranged on the outer wall of the piston end of the cylinder 801; the sliding block 803 is slidably mounted in the sliding groove 805; the spring 806 is arranged in the notch and is in interference connection with the fixed pressing block 804; adopt this scheme, fixing device 8 is used for fixing on the pipeline that awaits measuring, the dual function of cooperation cramp apparatus 7 makes this pressure transmitter more firm fix on the pipeline that awaits measuring, the piston end through cylinder 801 promotes fixed pressfitting piece 804 promptly, make the arcwall face of fixed pressfitting piece 804 laminate with the pipeline that awaits measuring each other, it can improve the stability of installation to set up second inside lining 807 in the cambered surface, make the piston end and the fixed pressfitting piece 804 swing joint of cylinder 801 through setting up spout 805 and slider 803, it plays the effect of transition to set up spring 806 between the two, avoid cylinder 801 to move too big and directly cause the damage of the pipeline that awaits measuring.
During initial state, automatically controlled switching-over valve 3 control three-way pipe 2 and high pressure transmitting module 5 intercommunication, gaseous inflow high pressure transmitting module 5 detects the pressure value, and send the testing data for control assembly 6, when gaseous pressure value is less than high pressure transmitting module 5's measuring range, control assembly 6 control automatically controlled switching-over valve 3 switches on three-way pipe 2 and low pressure transmitting module 4 and cuts off switching on of high pressure transmitting module 5, gaseous inflow low pressure transmitting module 4 detects, and give control assembly 6 with testing data transmission, effectively avoid gaseous pressure too big to cause the damage to the device, extension device life, and effectively improve the accuracy that detects the structure.
Example 2
As shown in fig. 4-5, the present embodiment 2 provides a control system, which is implemented based on the quick release type pressure transmitter described in the above embodiment 1; the control system is integrated in the control assembly 6; the control system comprises a signal acquisition circuit 602, a pressure signal processing module 603 and a microprocessor 606; the signal acquisition circuit 602 is connected with the microprocessor 606 through the pressure signal processing module 603; the signal acquisition circuit 602 is used for being connected with a pressure sensor 601 in the low-pressure transmitting module 4 or the high-pressure transmitting module 5; the signal acquisition circuit 602 is configured to acquire a pressure signal detected by the pressure sensor 601, process the signal by the pressure signal processing module 603, and transmit the processed signal to the microprocessor 606; the control system further includes a power module 604 and a storage module 605; the power module 604 supplies power to the whole control system; the storage module 605 is used for collecting and storing the pressure signal received by the microprocessor 606; the control system further comprises a WIFI module 608, an antenna 609 and a header 610; the WIFI module 608 is connected with the microprocessor 606 through a current control circuit 607; the WIFI module 608 is connected with an antenna 609; the gauge head 610 is connected with the microprocessor 606 through a current control circuit 607; the gauge head 610 is provided with a current output end 611 and a communication interface 612.
Specifically, firstly, positive/negative pressure gas is connected to a pressure sensor of a low-pressure transmitting module or a high-pressure transmitting module, and the pressure transmitting module is electrified; secondly, the signals detected by the pressure sensor are transmitted to a pressure signal processing module for processing through a signal acquisition circuit, and the processed signals are transmitted to a microprocessor and stored in a storage module; and finally, the microprocessor transmits the signal to the WIFI module through the current control circuit, and the antenna transmits the signal to the terminal through wireless transmission, or the signal is transmitted to the gauge outfit through the current control circuit and outputs a corresponding current value through the current output end or the communication interface. The system has a simple and reliable circuit structure, provides powerful electrical support for the work of the pressure transmitting module, effectively improves the measurement precision of the pressure transmitting module, can realize wireless and wired transmission of data, and is more convenient to use.
In the description herein, references to the description of the terms "one embodiment," "certain embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a quick detach formula pressure transmitter which characterized in that: the device comprises a frame with a four-leg structure, a low-pressure transmitting module and a high-pressure transmitting module; a three-way pipe is arranged on the frame; the air inlet end of the three-way pipe is provided with a hooping device; two air outlet ends of the three-way pipe are respectively connected with the low-pressure transmitting module and the high-pressure transmitting module; an electric control reversing valve is arranged on the three-way pipe; the inner side of each support leg of the rack is provided with a fixing device; a control component is connected between the low-pressure transmitting module and the high-pressure transmitting module; the low-pressure transmitting module and the high-pressure transmitting module are controlled by the control component; the tightening device comprises an elastic band; a plurality of arc hoop bodies arranged at intervals are arranged on the inner side of the elastic hoop; a first lining is arranged on the inner side of the arc hoop body; one end of the elastic strap is wound back to form a first winding part; a three-way screw head is rotatably arranged on the first winding part; the screw rod is connected to the three-way screw head in a threaded manner; the other end of the elastic band is wound back to form a second winding part; a shifting piece is hinged to the second winding part; the middle part of the plectrum is hinged with a guide connecting rod; the guide connecting rod is buckled and connected with the screw rod.
2. The quick release pressure transmitter of claim 1 wherein the fixture comprises a cylinder secured to the inside of a leg of the frame; a groove is formed in the piston end of the cylinder; a spring is arranged in the groove.
3. The quick release pressure transmitter of claim 2 wherein the fixture further comprises a fixed compression block; the inner side surface of the fixed pressing block is arranged in an arc structure; and a second lining is arranged on the arc-shaped surface of the fixed pressing block.
4. The quick release pressure transmitter of claim 3 wherein the fixed stitching block is provided with a connecting notch; a sliding groove is formed in the inner side of the notch; a sliding block is arranged on the outer wall of the piston end of the cylinder; the sliding block is slidably arranged in the sliding groove; the spring is arranged in the notch and is connected with the fixed pressing block in an abutting mode.
5. A control system is realized on the basis of the quick-release pressure transmitter of any one of the claims 1 to 4; wherein the control system is integrated within the control assembly; the control system comprises a signal acquisition circuit, a pressure signal processing module and a microprocessor; the signal acquisition circuit is connected with the microprocessor through the pressure signal processing module; the signal acquisition circuit is used for being connected with a pressure sensor in the low-pressure transmitting module or the high-pressure transmitting module; the signal acquisition circuit is used for acquiring a pressure signal detected by the pressure sensor, processing the signal by the pressure signal processing module and then transmitting the processed signal to the microprocessor; the control system also comprises a power supply module and a storage module; the power supply module supplies power to the whole control assembly; the storage module is used for collecting and storing the pressure signals received by the microprocessor.
6. The control system of claim 5, further comprising a WIFI module, an antenna, and a header; the WIFI module is connected with the microprocessor through a current control circuit; the WIFI module is connected with an antenna; the gauge head is connected with the microprocessor through a current control circuit; and the gauge outfit is provided with a current output end and a communication interface.
7. A control system according to claim 6, characterized in that the system is implemented by the following steps:
s1: positive/negative pressure gas is connected to a pressure sensor of the low-pressure transmitting module or the high-pressure transmitting module to electrify the pressure transmitting module;
s2: the signal detected by the pressure sensor is transmitted to the pressure signal processing module for processing through the signal acquisition circuit, and the processed signal is transmitted to the microprocessor and stored in the storage module;
s3: the microprocessor transmits the signal to the WIFI module through the current control circuit, and the antenna transmits the signal to the terminal through wireless transmission, or the signal is transmitted to the gauge outfit through the current control circuit by the microprocessor and outputs a corresponding current value through the current output end or the communication interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111587294.9A CN113984269A (en) | 2021-12-23 | 2021-12-23 | Quick detach formula pressure transmitter and control system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111587294.9A CN113984269A (en) | 2021-12-23 | 2021-12-23 | Quick detach formula pressure transmitter and control system thereof |
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| CN113984269A true CN113984269A (en) | 2022-01-28 |
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| CN202111587294.9A Pending CN113984269A (en) | 2021-12-23 | 2021-12-23 | Quick detach formula pressure transmitter and control system thereof |
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| CN212035174U (en) * | 2020-02-06 | 2020-12-01 | 张晶 | Forest branch open angle fixed bolster |
| CN213068044U (en) * | 2020-09-03 | 2021-04-27 | 新疆金坤阳科技有限公司 | Reliable pressure transmitter |
-
2021
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| JPH0928025A (en) * | 1995-07-12 | 1997-01-28 | Tokyo Electric Power Co Inc:The | Band for electric pole |
| CN101915323A (en) * | 2010-07-07 | 2010-12-15 | 雷宜东 | Five-way heat pump hot water air conditioning reversing valve |
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| CN213068044U (en) * | 2020-09-03 | 2021-04-27 | 新疆金坤阳科技有限公司 | Reliable pressure transmitter |
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Application publication date: 20220128 |