CN207649818U - A kind of intelligent transducer - Google Patents
A kind of intelligent transducer Download PDFInfo
- Publication number
- CN207649818U CN207649818U CN201721588981.1U CN201721588981U CN207649818U CN 207649818 U CN207649818 U CN 207649818U CN 201721588981 U CN201721588981 U CN 201721588981U CN 207649818 U CN207649818 U CN 207649818U
- Authority
- CN
- China
- Prior art keywords
- flange pipe
- pressure
- pressure room
- installation cavity
- flow cavity
- 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.)
- Expired - Fee Related
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a kind of intelligent transducers, including pressure room and flow cavity, the bottom of the pressure room is connected by connecting tube with flow cavity, the flow cavity includes first flange pipe and second flange pipe, the first flange pipe is fixedly connected with the top side of second flange pipe by the first bolt, the first flange pipe is fixedly connected with the bottom of second flange pipe by the second bolt, the first nipple is offered on the first flange pipe, and the second nipple is offered on the second flange pipe.The utility model in installation cavity by being equipped with center measuring diaphragm, at center, the both sides of measuring diaphragm are filled with silicone oil, pressure passes on the measuring diaphragm of center by isolation diaphragm and filling silicone oil and causes displacement, capacitance difference between center measuring diaphragm and two capacitor plates is converted into the electric signal of the two-wire system output of 4~20mADC by electronic unit, to signal outflow timeliness faster, stability higher.
Description
Technical field
The utility model is related to transmitter field, specifically a kind of intelligent transducer.
Background technology
Pressure transmitter refers to export the pressure sensor for standard signal, is that a kind of pressure variations that receive turn in proportion
It is changed to the instrument of standard output signals.It can turn the physical pressures parameters such as gas, liquid that load cell is experienced
The electric signal (such as 4~20mADC) for becoming standard, to supply the progress of the secondary meters such as indicator alarm, recorder, adjuster
Measurement, instruction and procedure regulation.
But existing transmitter is when being detected, the precision and stability of detection is not high, and sensibility is poor, and
It is not convenient enough to install, and practical function is bad.
Utility model content
The purpose of this utility model is to provide a kind of intelligent transducers, are being detected with solving existing transmitter
When, the precision and stability of detection is not high, and sensibility is poor, and installs not convenient enough, practical function problem of poor.
To achieve the above object, the utility model provides the following technical solutions：A kind of intelligent transducer, including pressure room
And flow cavity, the bottom of the pressure room are connected by connecting tube with flow cavity, the flow cavity includes first flange pipe
With second flange pipe, the first flange pipe is fixedly connected with the top side of second flange pipe by the first bolt, and described
One flanged pipe is fixedly connected with the bottom of second flange pipe by the second bolt, and the first screw thread is offered on the first flange pipe
Connector offers the second nipple on the second flange pipe, and the side of the pressure room is taken over equipped with outlet, the stream
One end of dynamic chamber is connected with water receiving tube head, and the other side of the pressure room is equipped with pressure display table, the pressure display table
Side by being connected with the sensor of pressure compartment, the sensor includes installation cavity and isolation diaphragm, it is described every
From the both sides that diaphragm is located at sensor, it is equipped with center measuring diaphragm in the installation cavity, the both sides of the installation cavity are arranged with
Two capacitor plates.
Preferably, the junction between the pressure room and pressure display table is equipped with sealing ring.
Preferably, the side of the sensor is opened up there are two terminal, and terminal is symmetrical, the conducting wire
One end of connector is connected by twisted-pair feeder with capacitor plate.
Preferably, it is coated with rigid dielectric on the outside of the installation cavity.
Preferably, silicone oil is filled in the installation cavity.
Compared with prior art, the utility model has the beneficial effects that：The structure design of the utility model is reasonable, to data
Detection result is good, and precision and stability is high；By being equipped with center measuring diaphragm, the both sides of measuring diaphragm at center in installation cavity
Filled with silicone oil, pressure passes on the measuring diaphragm of center by isolation diaphragm and filling silicone oil and causes displacement, center measuring diaphragm
And two capacitance differences between capacitor plate is converted into the electric signal of the two-wire system output of 4~20mADC by electronic unit, to letter
Number outflow timeliness faster, stability higher；First bolt-through is connected to the top of first flange pipe and second flange pipe,
Second bolt-through is connected to the bottom of first flange pipe and second flange pipe, increases the fixed effect of flow cavity, and install
Get up more convenient；By being equipped with rigid dielectric, increase internal insulation effect.
Description of the drawings
Fig. 1 is the front view of the utility model.
Fig. 2 is the side view of the utility model.
Fig. 3 is the sensor structure figure of the utility model.
In figure：1- pressure room, 2- outlets take over, the first bolts of 3-, 4- first flanges pipe, the second bolts of 5-, 6- second
Flanged pipe, the second nipples of 7-, 8- connecting tubes, the first nipples of 9-, 10- pressure display tables, 11- sensors, 12- flowings
Chamber, 13- water receivings tube head, 14- capacitor plates, 15- rigid dielectrics, 16- isolation diaphragms, 17- terminals, the centers 18- are surveyed
Measure diaphragm, 19- installation cavitys.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the utility model embodiment, a kind of intelligent transducer, including pressure room 1 and flow cavity
12, the bottom of pressure room 1 is connected by connecting tube 8 with flow cavity 12, and flow cavity 12 includes first flange pipe 4 and the second method
Blue pipe 6, first flange pipe 4 and the top side of second flange pipe 6 are fixedly connected by the first bolt 3, first flange pipe 4 and
The bottom of two flanged pipes 6 is fixedly connected by the second bolt 5, and the first nipple 9, the second method are offered on first flange pipe 4
The second nipple 7 is offered on blue pipe 6, the side of pressure room 1 is equipped with outlet take over 2, and one end of flow cavity 12 is connected with
The other side of water receiving tube head 13, pressure room 1 is equipped with pressure display table 10, and the side of pressure display table 10 with pressure by holding
Sensor 11 inside room 1 is connected, and sensor 11 includes installation cavity 19 and isolation diaphragm 16, and isolation diaphragm 16 is located at sensor
11 both sides are equipped with center measuring diaphragm 18 in installation cavity 19, and the both sides of installation cavity 19 are arranged with two capacitor plates 14
In use, setting on the sensor 11, there are two terminals 17, and one end of terminal 17 passes through twisted-pair feeder and capacitor plate
14 are connected, and the other end is connected with pressure display table 10, and when being detected to hydraulic pressure, pressure is by isolation diaphragm 16 and fills
It fills silicone oil and passes on center measuring diaphragm 18 and cause displacement, the capacitance difference between center measuring diaphragm 18 and two capacitor plates 14
It is converted into the electric signal of the two-wire system output of 4~20mADC by electronic unit, increases the stability of signal outflow, pressure room
Junction between 1 and pressure display table 10 is equipped with sealing ring, and the side of sensor 11 opens up that there are two terminals 17, and leads
Wire terminal 17 is symmetrical, and one end of terminal 17 is connected by twisted-pair feeder with capacitor plate 14, outside installation cavity 19
Side is coated with rigid dielectric 15, and silicone oil is filled in installation cavity 19.
The operation principle of the utility model is：In use, first, the first spiral shell on first flange pipe 4 and second flange pipe 6
Line connector 9 and the second nipple 7 are all connected with water inlet pipe, are set on the sensor 11 there are two terminal 17, terminal 17
One end be connected with capacitor plate 14 by twisted-pair feeder, the other end is connected with pressure display table 10, is carried out to hydraulic pressure
When detection, pressure passes on center measuring diaphragm 18 by isolation diaphragm 16 and filling silicone oil and causes displacement, center measuring diaphragm
18 and two capacitance differences between capacitor plate 14 be converted by electronic unit 4~20mADC two-wire system output electric signal,
Increase the stability of signal outflow.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (5)
1. a kind of intelligent transducer, including pressure room (1) and flow cavity (12), it is characterised in that:The pressure room (1)
Bottom is connected by connecting tube (8) with flow cavity (12), and the flow cavity (12) includes first flange pipe (4) and second flange
It manages (6), the first flange pipe (4) is fixedly connected with the top side of second flange pipe (6) by the first bolt (3), described
First flange pipe (4) is fixedly connected with the bottom of second flange pipe (6) by the second bolt (5), on the first flange pipe (4)
The first nipple (9) is offered, the second nipple (7), the pressure room are offered on the second flange pipe (6)
(1) side is taken over (2) equipped with outlet, and one end of the flow cavity (12) is connected with water receiving tube head (13), the pressure room
(1) the other side is equipped with pressure display table (10), and the side of the pressure display table (10) passes through and pressure room (1) inside
Sensor (11) be connected, the sensor (11) includes installation cavity (19) and isolation diaphragm (16), the isolation diaphragm
(16) both sides of sensor (11) are located at, center measuring diaphragm (18), the installation cavity (19) are equipped in the installation cavity (19)
Both sides be arranged with two capacitor plates (14).
2. a kind of intelligent transducer according to claim 1, it is characterised in that：The pressure room (1) shows with pressure
Junction between table (10) is equipped with sealing ring.
3. a kind of intelligent transducer according to claim 1, it is characterised in that：The side of the sensor (11) offers
Two terminals (17), and terminal (17) is symmetrical, one end of the terminal (17) passes through twisted-pair feeder and electricity
Capacitor plates (14) are connected.
4. a kind of intelligent transducer according to claim 1, it is characterised in that：It is coated on the outside of the installation cavity (19)
Rigid dielectric (15).
5. a kind of intelligent transducer according to claim 1, it is characterised in that：Silicon is filled in the installation cavity (19)
Oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721588981.1U CN207649818U (en) | 2017-11-23 | 2017-11-23 | A kind of intelligent transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721588981.1U CN207649818U (en) | 2017-11-23 | 2017-11-23 | A kind of intelligent transducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207649818U true CN207649818U (en) | 2018-07-24 |
Family
ID=62889628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721588981.1U Expired - Fee Related CN207649818U (en) | 2017-11-23 | 2017-11-23 | A kind of intelligent transducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207649818U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655192A (en) * | 2018-12-11 | 2019-04-19 | 安徽天康(集团)股份有限公司 | A kind of teletransmission diaphragm pressure transmitter |
| CN110514351A (en) * | 2019-08-29 | 2019-11-29 | 广州敏华仪器仪表有限公司 | A kind of coplanar differential pressure transmitter |
| CN110514347A (en) * | 2019-08-29 | 2019-11-29 | 广州敏华仪器仪表有限公司 | A kind of coplanar suspension absolute pressure transducer |
| CN116337286A (en) * | 2023-03-07 | 2023-06-27 | 上海洛丁森工业自动化设备有限公司 | Sensor bellows and metal capacitive pressure sensor |
-
2017
- 2017-11-23 CN CN201721588981.1U patent/CN207649818U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655192A (en) * | 2018-12-11 | 2019-04-19 | 安徽天康(集团)股份有限公司 | A kind of teletransmission diaphragm pressure transmitter |
| CN110514351A (en) * | 2019-08-29 | 2019-11-29 | 广州敏华仪器仪表有限公司 | A kind of coplanar differential pressure transmitter |
| CN110514347A (en) * | 2019-08-29 | 2019-11-29 | 广州敏华仪器仪表有限公司 | A kind of coplanar suspension absolute pressure transducer |
| CN116337286A (en) * | 2023-03-07 | 2023-06-27 | 上海洛丁森工业自动化设备有限公司 | Sensor bellows and metal capacitive pressure sensor |
| CN116337286B (en) * | 2023-03-07 | 2024-04-02 | 上海洛丁森工业自动化设备有限公司 | Sensor bellows and metal capacitive pressure sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180724 Termination date: 20201123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |