CN205228706U - Sensor of measured flow body pressure differential - Google Patents
Sensor of measured flow body pressure differential Download PDFInfo
- Publication number
- CN205228706U CN205228706U CN201520942642.3U CN201520942642U CN205228706U CN 205228706 U CN205228706 U CN 205228706U CN 201520942642 U CN201520942642 U CN 201520942642U CN 205228706 U CN205228706 U CN 205228706U
- Authority
- CN
- China
- Prior art keywords
- electrode
- port
- agent set
- pressure differential
- central disc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Measuring Fluid Pressure (AREA)
Abstract
The utility model provides a sensor of measured flow body pressure differential, including main part device, sensing device and installation device, installation device be used for with the main part device with sensing device connects, the main part device includes shell, port a, port b, central disc and medium pore, sensing device includes electrode a, electrode b, first cavity, second cavity and metal diaphragm, installation device includes insalling stud, nut, packing ring, ceramic liner. The utility model has the advantages of with positive effect be: by adopting the above technical scheme, only need carry two kinds of fluids from the port, two kinds of fluidic pressure differentials that the metal diaphragm removed just can be followed by the through the electrode sensing to this sensor, and it is more convenient to operate, has simple structure, easy maintenance, advantages such as the processing cost is low, production efficiency height.
Description
Technical field
The utility model belongs to technical field of mechanical design, especially relates to a kind of sensor measuring fluid pressure differential.
Background technology
In existing technology, pressure transducer comprises main element and is clamped in the metal diaphragm between these main elements, radially stretch this barrier film of radial tensioning by making metal diaphragm, if the metal material of main element can not match with the metal material of barrier film, the radial tension of barrier film can change with the change of sensor temperature, there is the technical matterss such as pressure differential read untrue.
Summary of the invention
The purpose of this utility model is to provide a kind of sensor measuring fluid pressure differential, and this sensor utilizes electrode senses along the pressure differential of two kinds of fluids of metal diaphragm movement, and structure is simple, easy to operate, has wide range of applications, and measures efficiency high.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is: a kind of sensor measuring fluid pressure differential, comprises agent set, sensing device and erecting device.It is characterized in that: described erecting device is in order to be connected described agent set with described sensing device, described agent set comprises shell, port a, port b, central disc and medium pore, described port a and described port b is arranged at the top and bottom of described shell respectively, described medium pore is provided with in the middle of described central disc, described sensing device comprises electrode a, electrode b, first chamber, second chamber and metal diaphragm, described electrode a is connected with described agent set by described erecting device with described electrode b, first plane surface of described electrode a and described electrode b is meshed with the described central disc of described agent set, described first chamber and described second chamber communicate with the described port a on described shell and described port b respectively, described metal diaphragm is meshed with the described shell of described agent set, described erecting device comprises installation stud, nut, packing ring, ceramic substrate, described ceramic substrate is positioned at the outside surface of the described central disc of described agent set, described installation stud one end extends through described ceramic substrate along described medium pore, be meshed with described electrode a and described electrode b, the other end has threaded bolt.
Preferably, the plane surface of described electrode a and described electrode b and described metal diaphragm have one section of short distance, and in parallel.
Preferably, described ceramic substrate is positioned at the outside surface of the described central disc of described agent set, and described installation stud can pass described ceramic substrate.
The advantage that the utility model has and good effect are: owing to adopting technique scheme, only need carry two kinds of fluids from port, this sensor is just by the pressure differential of electrode senses along two kinds of fluids of metal diaphragm movement, more convenient to operate; Have structure simple, easy to maintenance, processing cost is low, production efficiency advantages of higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, agent set; 1-1, shell; 1-2, port a; 1-3, port b; 1-4, central disc; 1-5, medium pore; 2, sensing device; 2-1, electrode a; 2-2, electrode b; 2-3, the first chamber; 2-4, the second chamber; 2-5, metal diaphragm; 3, erecting device; 3-1, installation stud; 3-2, nut; 3-3, packing ring; 3-4, ceramic substrate.
Embodiment
Contrast accompanying drawing below, by the description to embodiment, to embodiment of the present utility model, effect and principle of work etc. as the mutual alignment between the shape of involved each component, structure, each several part and annexation, each several part are described in further detail.
As shown in Figure 1, the utility model provides a kind of sensor measuring fluid pressure differential, comprises agent set 1, sensing device 2 and erecting device 3.It is characterized in that: erecting device 3 is in order to be connected agent set 1 with sensing device 2, agent set 1 comprises shell, port a, port b, central disc and medium pore, port a1-2 and port b1-3 is arranged at the top and bottom of shell 1-1 respectively, medium pore 1-5 is provided with in the middle of central disc 1-4, sensing device 2 comprises electrode a, electrode b, first chamber, second chamber and metal diaphragm, electrode a2-1 is connected with agent set 1 by erecting device 3 with electrode b2-2, first plane surface of electrode a2-1 and electrode b2-2 is meshed with the central disc 1-4 of agent set 1, first chamber 2-3 and the second chamber 2-4 communicates with the port a1-2 on shell 1-1 and port b1-3 respectively, metal diaphragm 2-5 is meshed with the shell 1-1 of agent set 1, erecting device 3 comprises installation stud, nut, packing ring, ceramic substrate, ceramic substrate 3-4 is positioned at the outside surface of the central disc 1-4 of agent set 1, stud 3-1 one end is installed and extends through ceramic substrate 3-4 along medium pore 1-5, be meshed with electrode a2-1 and electrode b2-2, the other end has threaded bolt.
Preferably, the plane surface of electrode a2-1 and electrode b2-2 and metal diaphragm 2-5 have one section of short distance, and in parallel.
Preferably, ceramic substrate 3-4 is positioned at the outside surface of the central disc 1-4 of agent set 1, installs stud 3-1 and can pass ceramic substrate 3-4.
The course of work of this example: two kinds of fluids to be measured input from port a1-2 and port b1-3 respectively, enter the first chamber 2-3 and the second chamber 2-4 respectively, electrode a2-1 and electrode b2-2 is for sensing the movement of metal diaphragm 2-5 along horizontal aspect, and this movement indicates the pressure differential between two kinds of hydrodynamic pressures.
The advantage that the utility model has and good effect are: owing to adopting technique scheme, only need carry two kinds of fluids from port, this sensor is just by the pressure differential of electrode senses along two kinds of fluids of metal diaphragm movement, more convenient to operate; Have structure simple, easy to maintenance, processing cost is low, production efficiency advantages of higher.
Above embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (3)
1. measure the sensor of fluid pressure differential for one kind, comprise agent set, sensing device and erecting device, it is characterized in that: described erecting device is in order to be connected described agent set with described sensing device, described agent set comprises shell, port a, port b, central disc and medium pore, described port a and described port b is arranged at the top and bottom of described shell respectively, described medium pore is provided with in the middle of described central disc, described sensing device comprises electrode a, electrode b, first chamber, second chamber and metal diaphragm, described electrode a is connected with described agent set by described erecting device with described electrode b, first plane surface of described electrode a and described electrode b is meshed with the described central disc of described agent set, described first chamber and described second chamber communicate with the described port a on described shell and described port b respectively, described metal diaphragm is meshed with the described shell of described agent set, described erecting device comprises installation stud, nut, packing ring, ceramic substrate, described ceramic substrate is positioned at the outside surface of the described central disc of described agent set, described installation stud one end extends through described ceramic substrate along described medium pore, be meshed with described electrode a and described electrode b, the other end has threaded bolt.
2. a kind of sensor measuring fluid pressure differential according to claim 1, is characterized in that: the plane surface of described electrode a and described electrode b and described metal diaphragm have one section of short distance, and in parallel.
3. a kind of sensor measuring fluid pressure differential according to claim 1, is characterized in that: described ceramic substrate is positioned at the outside surface of the described central disc of described agent set, and described installation stud can pass described ceramic substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942642.3U CN205228706U (en) | 2015-11-24 | 2015-11-24 | Sensor of measured flow body pressure differential |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520942642.3U CN205228706U (en) | 2015-11-24 | 2015-11-24 | Sensor of measured flow body pressure differential |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205228706U true CN205228706U (en) | 2016-05-11 |
Family
ID=55903763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520942642.3U Active CN205228706U (en) | 2015-11-24 | 2015-11-24 | Sensor of measured flow body pressure differential |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205228706U (en) |
-
2015
- 2015-11-24 CN CN201520942642.3U patent/CN205228706U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204302155U (en) | Dynamic load effect coal body permeability detector | |
| CN204064520U (en) | A kind of ratio-voltage pressure sensor output | |
| CN103090934A (en) | Multi-piston arraying type gas flow standard device | |
| CN205228706U (en) | Sensor of measured flow body pressure differential | |
| CN203024924U (en) | Pressure difference signal sensor with dynamic sealing structure | |
| CN101451877B (en) | Volume tube with passive containing cylinder pressure equilibrium structure | |
| CN104215385A (en) | Dual-diaphragm underwater pressure sensor for water pressure change measurement | |
| CN204479112U (en) | A kind of aviation pitot tube | |
| CN202182742U (en) | High-accuracy cone pressure tapping flow meter | |
| CN202056433U (en) | Sealing structure of bursting test | |
| CN202814639U (en) | Large amplification ratio thrust device | |
| CN202453140U (en) | Flat membrane adapter connector pressure sensor capable of replacing adapter connector casing | |
| CN209623937U (en) | A kind of piezoresistive pressure sensor | |
| CN102620866A (en) | Digital-type temperature pressure oil-filled core | |
| CN207036086U (en) | The unidirectional strain detection testing device of the soil body | |
| CN105204532A (en) | Gas flow control device for ion mobility spectrometry | |
| CN105156386A (en) | High-flow and high-frequency-response proportional servo valve | |
| TWI617794B (en) | Pressure gauge | |
| CN203310454U (en) | Double-flange balance flow meter | |
| CN110053601A (en) | Brake chamber device for pressure measurement | |
| CN103267554A (en) | Mining severe-environment-resistant liquid level monitoring sensor and monitoring method | |
| CN103939447A (en) | Double-seal bolt | |
| CN105300846A (en) | Monitoring method for measuring surface pressure of liquid medium in meter-scale area | |
| CN204758199U (en) | A end cover structure that is used for single piston damping formula optic fibre differential pressure sensor to pop one's head in | |
| CN204101234U (en) | The pressure balanced Underwater Pressure sensor of a kind of rolling film chip |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xia Shaofei Inventor before: Zheng Jianyu |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20161222 Address after: 400021 Chongqing city Yubei District birch Road No. 39 Patentee after: CHONGQING JUNHUA ELECTRICAL AND MECHANICAL EQUIPMENT CO., LTD. Address before: 300000 Tianjin Binhai New Area of Tianjin economic and Technological Development Zone Beitang headquarters Park East Road No. 1019 room 310-6 Patentee before: TIANJIN SAIMIAOTE TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 400000 No. 39, Baihua Road, Yubei District, Chongqing Patentee after: Chongqing Jinling Intelligent Equipment Co.,Ltd. Address before: 400021 No. 39, Baihua Road, Yubei District, Chongqing Patentee before: CHONGQING JUNHUA ELECTRICAL AND MECHANICAL EQUIPMENT Co.,Ltd. |
|
| CP03 | Change of name, title or address |