CN207215351U - A kind of high pressure sensor of degree of accuracy - Google Patents
A kind of high pressure sensor of degree of accuracy Download PDFInfo
- Publication number
- CN207215351U CN207215351U CN201721263079.2U CN201721263079U CN207215351U CN 207215351 U CN207215351 U CN 207215351U CN 201721263079 U CN201721263079 U CN 201721263079U CN 207215351 U CN207215351 U CN 207215351U
- Authority
- CN
- China
- Prior art keywords
- pipe
- hole
- chip
- separator tube
- tube
- 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 high pressure sensor of degree of accuracy; including measurement pipe, multiple measuring units, protection pipe; multiple measuring units are sequentially distributed along the length direction of measurement pipe; measuring unit includes excessively pipe, receiving pipe, chip, controller; accommodate pipe to be connected with measurement pipe by excessively pipe, accommodate pipe and be provided with first through hole；Chip is positioned at accommodating in pipe, and chip is located at first through hole and accommodates the opening direction of pipe close to the side of excessive pipe, chip face, and chip is electrically connected with the controller；Protection pipe is connected with accommodating pipe, and the first through hole in each measuring unit connects with protection pipe；Protection pipe is provided with the second through hole, the axis of the second through hole and the axis oblique or vertical of first through hole.The utility model measurement accuracy is high.
Description
Technical field
It the utility model is related to sensor technical field, more particularly to the pressure sensor that a kind of degree of accuracy is high.
Background technology
Sensor is a kind of detection means, can experience measured information, and the information that will can be experienced, by a set pattern
Rule is for conversion into electric signal or the information output of other required forms, to meet the transmission of information, processing, storage, display, record
With control etc. require.
The characteristics of sensor, includes：Miniaturization, digitlization, intellectuality, multifunction, systematization, networking.It is to realize
Automatic detection and the primary link automatically controlled.The presence and development of sensor, object is allowed to have the sense such as tactile, taste and smell
Official, object is allowed slowly to become to have lived.It is divided into temperature-sensitive element, light-sensitive element, gas sensitive element generally according to its basic perceptional function
Part, force sensing element, magneto sensor, dew cell, acoustic sensor, radioactive ray sensing element, color sensor and quick element of taste etc. ten
Major class.
Existing sensor detection accuracy is not ideal enough, and measurement data is not accurate enough, and using effect is not ideal enough, needs
Further improve.
Utility model content
In order to solve technical problem present in background technology, the utility model proposes a kind of high pressure biography of degree of accuracy
Sensor, effect are good.
A kind of high pressure sensor of degree of accuracy, including measurement pipe, multiple measuring units, protection pipe, multiple measuring units
It is sequentially distributed along the length direction of measurement pipe, measuring unit includes excessively pipe, receiving pipe, chip, controller, accommodates pipe and passed through
Degree pipe is connected with measurement pipe, is accommodated pipe and is provided with first through hole；For chip positioned at accommodating in pipe, chip is located at first through hole close to mistake
The side of pipe is spent, chip face accommodates the opening direction of pipe, and chip is electrically connected with the controller；Protection pipe is connected with accommodating pipe, respectively
First through hole in measuring unit connects with protection pipe；Protection pipe is provided with the second through hole, the axis of the second through hole and first
The axis oblique of through hole is vertical.
Preferably, pipe is accommodated to arrange with the dislocation of excessive pipe.
Preferably, the area of section for accommodating pipe is more than the area of section of excessive pipe.
Preferably, in addition to two buffer cells, both ends of two buffer cells respectively with measurement pipe are correspondingly arranged, buffering
Unit includes separator tube, multiple baffle plates, and separator tube connects with measurement pipe；Multiple baffle plates are respectively positioned in separator tube, and multiple baffle plates are wrong
Fall distribution, the first end of baffle plate and the tube wall of separator tube connect, and the second end of baffle plate extends to the centerline direction of separator tube.
Preferably, buffer cell also includes filter screen, and filter screen is located in separator tube.
Preferably, in addition to two connecting tubes, two connecting tubes are correspondingly arranged with two separator tubes respectively, and connecting tube is with delaying
One end connection of the washing pipe away from measurement pipe；The one end of connecting tube away from separator tube is provided with internal thread, and connecting tube is away from separator tube
The stepped setting in one end, connecting tube is gradually reduced to the direction of separator tube without leave in the one end of connecting tube away from separator tube.
In the utility model, fluid enters from measurement pipe by excessive pipe to be accommodated in pipe, fluid compression chip, causes chip
Deformation, the resistance of chip change, and fluid is calculated according to above-mentioned voltage signal in chip output voltage signal, controller
Pressure.
By setting first through hole on pipe is accommodated, the second through hole is set in protection pipe；Chip is allowed away from excessive pipe
Side is in communication with the outside, and keeps pressure stable, ensures the measurement accuracy of chip.Meanwhile avoid debris from entering to accommodate and manage, avoid pair
Chip impacts, and ensures measurement accuracy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutual combination；Below with reference to the accompanying drawings and in conjunction with the embodiments the utility model is elaborated.
Reference picture 1：
The utility model proposes a kind of high pressure sensor of degree of accuracy, including measurement pipe 1, multiple measuring units, guarantor
Pillar 2, length direction of multiple measuring units along measurement pipe 1 are sequentially distributed, and measuring unit includes excessive pipe 3, accommodates pipe 4, core
Piece 5, controller 6, accommodate pipe 4 and be connected by excessive pipe 3 with measurement pipe 1, accommodate pipe 4 and be provided with first through hole 11；Chip 5 is located at
Accommodate in pipe 4, chip 5 is located at first through hole 11 and accommodates the opening direction of pipe 4, core close to the side of excessive pipe 3, the face of chip 5
Piece 5 electrically connects with controller 6；Protection pipe 2 is connected with accommodating pipe 4, and the first through hole 11 in each measuring unit connects with protection pipe 2
It is logical；Protection pipe 2 is provided with the second through hole 12, the axis of the second through hole 12 and the axis oblique or vertical of first through hole 11.
In the present embodiment, accommodate pipe 4 and arranged with the dislocation of excessive pipe 3.The direct impact to chip 5 is avoided, avoids damaging core
Piece 5, also ensure that measurement is stable, ensures measurement accuracy.
In the present embodiment, the area of section for accommodating pipe 4 is more than the area of section of excessive pipe 3.Fluid enters from excessive pipe 3 and held
Receive in pipe 4, flow velocity reduces, and further avoids the direct impact to chip 5, allows the steady strain of chip 5, ensures the accurate of measurement
Property, the loss to chip 5 is also avoided, improves service life.
The present embodiment also includes two buffer cells, and both ends of two buffer cells respectively with measurement pipe 1 are correspondingly arranged, and delays
Rushing unit includes separator tube 7, multiple baffle plates 8, and separator tube 7 connects with measurement pipe 1；Multiple baffle plates 8 are respectively positioned in separator tube 7, more
Individual 8 distribution straggly of baffle plate, the first end of baffle plate 8 are connected with the tube wall of separator tube 7, and the second end of baffle plate 8 is to the center of separator tube 7
Line direction extends.Fluid enters in separator tube 7, by blocking for baffle plate 8, allows fluid flow direction constantly to change, rate of flow of fluid
It is stable, avoid directly impacting, ensure measurement accuracy.
In the present embodiment, buffer cell also includes filter screen 9, and filter screen 9 is located in separator tube 7.Fluid measured is treated to be filtered,
Avoid damaging chip 5.
In the present embodiment, fluid can enter from arbitrary one end, discharged from the other end, do not have directive limitation, use
It is more convenient.And filter screen 9 can be backwashed, avoid debris from being accumulated on filter screen 9, using effect is more preferable.
The present embodiment also includes two connecting tubes 10, and two connecting tubes 10 are correspondingly arranged with two separator tubes 7 respectively, connection
Pipe 10 is connected with the one end of separator tube 7 away from measurement pipe 1；The one end of connecting tube 10 away from separator tube 7 is provided with internal thread, connecting tube
The stepped setting in 10 one end away from separator tube 7, in the one end of connecting tube 10 away from separator tube 7 without leave connecting tube 10 to slow
The direction of washing pipe 7 is gradually reduced.The design of said structure, convenient to be connected with various sizes of outer tube, better adaptability.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. the high pressure sensor of a kind of degree of accuracy, it is characterised in that multiple including measurement pipe, multiple measuring units, protection pipe
Measuring unit is sequentially distributed along the length direction of measurement pipe, and measuring unit includes excessively pipe, receiving pipe, chip, controller, accommodates
Pipe is connected by excessively pipe with measurement pipe, is accommodated pipe and is provided with first through hole；For chip positioned at accommodating in pipe, chip is logical positioned at first
Hole accommodates the opening direction of pipe close to the side of excessive pipe, chip face, and chip is electrically connected with the controller；Protection pipe is managed with accommodating
Connect, the first through hole in each measuring unit connects with protection pipe；Protection pipe is provided with the second through hole, the axis of the second through hole
Axis oblique or vertical with first through hole.
2. the high pressure sensor of the degree of accuracy according to claim 1, it is characterised in that accommodate pipe and excessive pipe dislocation cloth
Put.
3. the high pressure sensor of the degree of accuracy according to claim 1, it is characterised in that the area of section for accommodating pipe is more than
The area of section of excessive pipe.
4. the high pressure sensor of the degree of accuracy according to claim 1, it is characterised in that also including two buffer cells,
Both ends of two buffer cells respectively with measurement pipe are correspondingly arranged, and buffer cell includes separator tube, multiple baffle plates, and separator tube is with surveying
Buret connects；Multiple baffle plates are respectively positioned in separator tube, multiple baffle plate distributions straggly, and the first end of baffle plate and the tube wall of separator tube connect
Connect, the second end of baffle plate extends to the centerline direction of separator tube.
5. the high pressure sensor of the degree of accuracy according to claim 4, it is characterised in that buffer cell also includes filter screen,
Filter screen is located in separator tube.
6. the high pressure sensor of the degree of accuracy according to claim 1, it is characterised in that also including two connecting tubes, two
Individual connecting tube is correspondingly arranged with two separator tubes respectively, and connecting tube is connected with the one end of separator tube away from measurement pipe；Connecting tube is remote
One end from separator tube is provided with internal thread, and the stepped setting in the one end of connecting tube away from separator tube, connecting tube is away from separator tube
The interior connecting tube without leave of one end be gradually reduced to the direction of separator tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721263079.2U CN207215351U (en) | 2017-09-28 | 2017-09-28 | A kind of high pressure sensor of degree of accuracy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721263079.2U CN207215351U (en) | 2017-09-28 | 2017-09-28 | A kind of high pressure sensor of degree of accuracy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207215351U true CN207215351U (en) | 2018-04-10 |
Family
ID=61819944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721263079.2U Expired - Fee Related CN207215351U (en) | 2017-09-28 | 2017-09-28 | A kind of high pressure sensor of degree of accuracy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207215351U (en) |
-
2017
- 2017-09-28 CN CN201721263079.2U patent/CN207215351U/en not_active Expired - Fee Related
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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: 20180410 Termination date: 20180928 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |