CN201780179U - Integrated sensor for pressure transmitter - Google Patents
Integrated sensor for pressure transmitter Download PDFInfo
- Publication number
- CN201780179U CN201780179U CN2010202719416U CN201020271941U CN201780179U CN 201780179 U CN201780179 U CN 201780179U CN 2010202719416 U CN2010202719416 U CN 2010202719416U CN 201020271941 U CN201020271941 U CN 201020271941U CN 201780179 U CN201780179 U CN 201780179U
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- flange
- sensor
- flange body
- integrated type
- type sensor
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Abstract
The utility model relates to field measurement equipment of pressure, aiming to provide an integrated sensor for a pressure transmitter. The sensor comprises a flange with a hollow flange face, wherein a cylindrical interface end protruding out of the flange face is arranged in the middle of the front side of the flange face. The sensor is characterized in that a hollow flange body is arranged at the rear side of the flange face; one sensor is arranged at the front end in the flange body; the sensor leads out a signal wire and connects the signal to a signal processing unit; a main circuit connecting lead is led out from the rear end of the signal processing unit; the signal processing unit is sealed and fixed at the rear end in the flange body by encapsulated epoxy resins; and a thread is arranged inside the cylindrical interface end. The product has smart volume, is more convenient to install, reduces the field installation accessories, lowers the field installation cost, greatly shortens the maintenance time, lowers the maintenance cost and can reduce the quantity of the field spare parts, thus bringing great convenience and economic benefits for the field customers.
Description
Technical field
The utility model relates to the pressure spot measurement device, and more particularly, the utility model relates to a kind of integrated type sensor that is used for pressure unit.
Background technology
Traditional pressure unit and differential pressure transmitter structure basically identical adopt the metal capacitance sensor, and the impulse parts adopt two flange arrangements, material cost, overall volume, complete machine weight is all similar to differential pressure transmitter, but only use a side flange at the scene, cause the waste on the cost.
In the processing of electronic circuit board, the general spraying three anti-lacquers that adopt carry out three anti-processing, have reasonable protection effect for general dust and static, but under the situation of the many dusts of industry spot, aqueous vapor weight and etchant gas, can have influence on the long-term reliability of product in industry spot.
Utility model Inner holds
The technical problems to be solved in the utility model is, overcomes the deficiencies in the prior art, and a kind of integrated type sensor that is used for pressure unit is provided.
In order to solve the problems of the technologies described above, the utility model is achieved through the following technical solutions:
The utility model provides a kind of integrated type sensor that is used for pressure unit, comprises a flange with hollow flange face, and the central column interface end that protrudes from flange face is established at the middle part, front side of flange face; The rear side of described flange face is the flange body of hollow, and a sensor is installed in the front end of described flange body inside, and sensor is drawn signal wire and is connected to signal processing unit, and the rear end of signal processing unit is drawn main circuit and connected lead; The epoxy resin that is used for embedding is sealingly fastened in signal processing unit the rear end of flange body inside; Screw thread is established in the inside of described central column interface end.
As a kind of improvement, be provided with on the inwall of described flange body near first platform of flange face with near second platform of flange body rear end, the surface of two platforms is all perpendicular to the axis direction of flange; Be terminated at the surface of first platform before the sensor, be terminated at the surface of second platform before the signal processing unit.
As a kind of improvement, the rear end of described sensor is provided with a set collar, and set collar compresses and then fixation of sensor by gland nut.
As a kind of improvement, a transition section is arranged between described central column interface end and the flange body, its internal diameter is established the inclined-plane of transition less than the internal diameter of first platform between the inwall of transition section and first platform.This structure is set strengthens lifting surface area.
As a kind of improvement, at least three support fixed orifices are set on the described flange face, establish screw thread in the support fixed orifice.
As a kind of improvement, the outside of described central column interface end is oppositely arranged parallel twice open slot.
As a kind of improvement, the seal groove of annular, the built-in O-ring seals of seal groove are established in described flange body outside.
As a kind of improvement, the front end of described flange body is provided with housing tightening groove.
As a kind of improvement, on the described flange body bleeder vent is set.
As a kind of improvement, the housing connecting portion is established in described flange body outside, on the housing connecting portion screw thread is set, and is used for being connected with the housing of pressure unit.
Compared with prior art, the beneficial effects of the utility model are:
The integrated type sensor that is used for pressure unit that the utility model provides has realized that with sensor, signal processing unit and built-in memory device be an integral body with the direct embedding of epoxy resin directly.Compare the former pressure unit of two flange arrangements, the volume dexterity is installed more conveniently, and has reduced on-the-spot installation accessories, has reduced on-the-spot installation cost.Need not after like this parts being changed to demarcate, only need carry out simple configuration, can satisfy on-the-spot request for utilization electronic unit.Dwindle servicing time greatly, reduced the cost of maintenance.Simultaneously,, also can reduce the quantity of on-the-spot standby redundancy because electronic unit and sensor exchange, thereby to bringing great convenience property of on-site customer and economic benefit.
The utility model is after being used for pressure unit, and all main chip all are potted in the plastic housing by epoxy resin, and the welding pin seldom of exposure has also carried out three anti-processing.General collision, fall the operate as normal that can not have influence on main circuit, not only effectively reduce the influence that on-the-spot dust, aqueous vapor etc. may cause the circuit operate as normal, and improved the shock resistance of circuit board greatly, improved the on-the-spot reliability of instrument.
Description of drawings
Fig. 1 is the sectional view of flange in the utility model;
Fig. 2 is the flange sectional view of diffuse si for sensor; Fig. 3 be among Fig. 1 B to view;
The structural representation of the integrated formula sensor of Fig. 4;
The structural representation of the integrated sensor of Fig. 5 (diffuse si sensor);
Fig. 6 is the structural representation of product behind setting pressure transmitter accessory and housing among Fig. 4.
Reference numeral among the figure is: 1. flange face; 2. interface end; 3. screw thread; 4. flange body; 5. housing connects teat; 6. seal groove; 7. housing tightening groove; 8. bleeder vent; 9. open slot; 10. support fixed orifice; 11. sensor; 12. gland nut; 13. signal processing unit; 14. epoxy resin; 15. main circuit connects lead; 16. main casing; 22. transition section; 23. first platform; 24. second platform.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail, but not as to qualification of the present utility model.
The flange arrangement of present embodiment integrated type sensor as shown in Figure 1 to Figure 3.
This flange comprises: the flange face 1 of hollow, and the central column interface end 2 that protrudes from flange face is established at its middle part, front side, and screw thread 3 is established in the inside of interface end 2, and the outside is oppositely arranged parallel twice open slot 9.At least three support fixed orifices 10 are set on the flange face, establish screw thread in the support fixed orifice 10.The rear side of flange face 1 is the flange body 4 of hollow, and the housing connecting portion 5 and the annular seal groove 6 of bleeder vent 8, annular, seal groove 6 built-in O-ring seals are established in its outside.The front end in flange body 4 outsides is provided with housing tightening groove 7.Establish on the inwall of flange body 4 near first platform 23 of flange face 1 with near second platform of flange body 4 rear ends, the surface of two platforms is all perpendicular to the axis direction of flange.A transition section 22 is arranged between interface end 2 and the flange body 4, and its internal diameter is established the inclined-plane of transition less than the internal diameter of first platform 23 between the inwall of transition section 22 and first platform 23.
In the present embodiment, O-ring seals can be selected the nitrile rubber material for use.Bleeder vent is used to realize that sensor reference point is current atmospheric pressure; Housing tightening groove 7 is used for final assembly finish after, use screw that housing is fixed on the flange body 4; The inside of interface end 2 is established screw thread 3 and is used for the field process connection, can select 1/2NPT or other on-the-spot connected mode that needs for use; Open slot 9 is mainly convenient on-the-spot installation and design; Support fixed orifice 10 is used for whole pressure unit is fixed on the on-the-spot support; Housing connecting portion 5 is that sensor flange body 4 is connected with the process of housing.
Fig. 4, the 5th, the application example of flange in the present embodiment, i.e. integrated type sensor.
Among Fig. 4, sensor 11 (can adopt ceramic capacitive sensor, diffuse si or other) is contained in the inside of flange body 4, is terminated at the surface of first platform 23 before it, by gland nut 12 set collar is compressed its rear end and realizes the fixing of sensor 11.Sensor 11 is drawn signal wire, and detected signal is connected to signal processing unit 13.Signal processing unit 13 also is the inside that is contained in flange body 4, is terminated at the surface of second platform 24 before it, and its rear end is drawn main circuit and connected lead 15; Main circuit connects the socket on the lead 15 connection mode blocking main circuit boards 19, is designed to plug type easily.By epoxy resin 14 with signal processing unit 13 embeddings on flange body 4, realize incorporate sensor construction.
Among Fig. 6 the structural representation of product behind setting pressure transmitter accessory and housing.
As can be seen from Figure, pressure unit by incorporate sensor, housing, and circuit board form.The connecting thread that incorporate sensor is provided with on housing connecting portion 5 is connected with the housing assembling.
Using the resulting pressure product sensor in the present embodiment, is an integral body with the direct embedding of epoxy resin directly with sensor, signal processing unit and built-in memory device.Compare the former pressure unit of two flange arrangements, the volume dexterity is installed more conveniently, and has reduced on-the-spot installation accessories, has reduced on-the-spot installation cost.In addition because built-in independent memory device has been stored all data relevant with sensor.Also there is a memory device main electronic unit inside, has preserved information such as the range that electronic unit is correlated with, damping, unit, worker's item.Need not after like this parts being changed to demarcate, only need carry out simple configuration, can satisfy on-the-spot request for utilization electronic unit.Dwindle servicing time greatly, reduced the cost of maintenance.Simultaneously,, also can reduce the quantity of on-the-spot standby redundancy because electronic unit and sensor exchange, thereby to bringing great convenience property of on-site customer and economic benefit.
At last, it is also to be noted that what more than enumerate only is specific embodiment of the utility model.Obviously, the utility model is not limited to above embodiment, and many distortion can also be arranged.All distortion that those of ordinary skill in the art can directly derive or associate from the disclosed content of the utility model all should be thought protection domain of the present utility model.
Claims (10)
1. an integrated type sensor that is used for pressure unit comprises a flange with hollow flange face, and the central column interface end that protrudes from flange face is established at the middle part, front side of flange face; It is characterized in that the rear side of described flange face is the flange body of hollow, a sensor is installed in the front end of described flange body inside, and sensor is drawn signal wire and is connected to signal processing unit, and the rear end of signal processing unit is drawn main circuit and connected lead; The epoxy resin that is used for embedding is sealingly fastened in signal processing unit the rear end of flange body inside; Screw thread is established in the inside of described central column interface end.
2. integrated type sensor according to claim 1 is characterized in that, is provided with on the inwall of described flange body near first platform of flange face with near second platform of flange body rear end, and the surface of two platforms is all perpendicular to the axis direction of flange; Be terminated at the surface of first platform before the sensor, be terminated at the surface of second platform before the signal processing unit.
3. integrated type sensor according to claim 1 is characterized in that, the rear end of described sensor is provided with a set collar, and set collar compresses and then fixation of sensor by gland nut.
4. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that, a transition section is arranged between described central column interface end and the flange body, and its internal diameter is established the inclined-plane of transition less than the internal diameter of first platform between the inwall of transition section and first platform.
5. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that, at least three support fixed orifices are set on the described flange face, establish screw thread in the support fixed orifice.
6. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that the outside of described central column interface end is oppositely arranged parallel twice open slot.
7. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that the seal groove of annular, the built-in O-ring seals of seal groove are established in described flange body outside.
8. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that the front end of described flange body is provided with housing tightening groove.
9. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that, on the described flange body bleeder vent is set.
10. according to the integrated type sensor described in any one of the claim 1 to 3, it is characterized in that the housing connecting portion is established in described flange body outside, on the housing connecting portion screw thread is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202719416U CN201780179U (en) | 2010-07-27 | 2010-07-27 | Integrated sensor for pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202719416U CN201780179U (en) | 2010-07-27 | 2010-07-27 | Integrated sensor for pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201780179U true CN201780179U (en) | 2011-03-30 |
Family
ID=43793390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202719416U Expired - Lifetime CN201780179U (en) | 2010-07-27 | 2010-07-27 | Integrated sensor for pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201780179U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106662493A (en) * | 2014-06-17 | 2017-05-10 | 株式会社鹭宫制作所 | Sensor unit and pressure detection device containing same |
| CN107588824A (en) * | 2017-09-13 | 2018-01-16 | 宝钢湛江钢铁有限公司 | One kind can leakage-preventing electric contact water-level gauge |
| CN110672256A (en) * | 2019-09-12 | 2020-01-10 | 西安中星测控有限公司 | Connector assembly for pressure transmitter |
-
2010
- 2010-07-27 CN CN2010202719416U patent/CN201780179U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106662493A (en) * | 2014-06-17 | 2017-05-10 | 株式会社鹭宫制作所 | Sensor unit and pressure detection device containing same |
| CN106662493B (en) * | 2014-06-17 | 2020-02-28 | 株式会社鹭宫制作所 | Sensor unit and pressure detection device |
| CN107588824A (en) * | 2017-09-13 | 2018-01-16 | 宝钢湛江钢铁有限公司 | One kind can leakage-preventing electric contact water-level gauge |
| CN107588824B (en) * | 2017-09-13 | 2019-10-18 | 宝钢湛江钢铁有限公司 | One kind can leakage-preventing electric contact water-level gauge |
| CN110672256A (en) * | 2019-09-12 | 2020-01-10 | 西安中星测控有限公司 | Connector assembly for pressure transmitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110330 |
|
| CX01 | Expiry of patent term |