CN207622924U - A kind of pressure sensor that water resistance is good - Google Patents
A kind of pressure sensor that water resistance is good Download PDFInfo
- Publication number
- CN207622924U CN207622924U CN201721654703.1U CN201721654703U CN207622924U CN 207622924 U CN207622924 U CN 207622924U CN 201721654703 U CN201721654703 U CN 201721654703U CN 207622924 U CN207622924 U CN 207622924U
- Authority
- CN
- China
- Prior art keywords
- induction cavity
- inlet portion
- water inlet
- gland part
- pressure sensor
- 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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Abstract
The utility model discloses a kind of good pressure sensors of water resistance,Including water inlet portion,Pressure inductor,Gland part,Waterproof platform,Boss and waterproof cover,Water inlet portion is internally provided with inlet pipeline,Inlet pipeline is connected to lower induction cavity,The upper end of lower induction cavity is equipped with upper induction cavity,Pressure inductor is equipped between upper induction cavity and lower induction cavity,It is provided with magnetite on the outside of lower induction cavity,Magnetite is annularly wrapped in around lower induction cavity,The bottom of magnetite is equipped with groove,The top of water inlet portion is equipped with the protrusion with groove match,The top of upper induction cavity is equipped with gland part,The bottom end of gland part is iron block,The top of gland part is equipped with columned boss,The outside of boss is equipped with annular groove,Groove is set on magnetite,Water inlet portion setting protrusion,Pass through the engaging of groove and protrusion,It is completely embedded,It is not easy to loosen,The bottom end of gland part is iron block,Pass through magnetic attraction with magnetite,It is easily installed.
Description
Technical field
The utility model is related to a kind of pressure sensors, more particularly, to a kind of good pressure sensor of water resistance.
Background technology
Pressure sensor is to experience pressure signal, and can be converted into pressure signal according to certain rule available defeated
The device or device of the electric signal gone out.Pressure sensor is usually made of pressure-sensing device and signal processing unit.By difference
Test pressure type, pressure sensor can be divided into gauge pressure transducer, differential pressure pick-up and absolute pressure sensor.Pressure sensor is
A kind of the most widely used sensor.Traditional pressure sensor is based on the device of mechanical structure type, with elastic element
Deformation indicates pressure, but this structure size is big, quality weight, cannot provide electricity output.With the development of semiconductor technology, partly
Conductor pressure sensor also comes into being.Its main feature is that small, light weight, accuracy height, good temp characteristic.In particular with
The development of MEMS technology, semiconductor transducer is towards miniaturization, and its small power consumption, reliability are high.
Pressure sensor needs good leakproofness, water proofing property, but the water proofing property of existing pressure sensor is often not
It reaches, due to connecting defective tightness, generation gap, and leak can largely effect on the working performance of pressure sensor, it is therefore desirable to
A kind of pressure sensor that water resistance is good.
Utility model content
Problem to be solved in the utility model is to overcome the imperfect defect of the water proofing property of existing pressure sensor, is provided
A kind of pressure sensor that water resistance is good, to solve the above problems.
To achieve the above object, the utility model provides the following technical solutions：A kind of pressure sensor that water resistance is good,
Including water inlet portion, pressure inductor, gland part, waterproof platform, boss and waterproof cover, the water inlet portion be internally provided with into
Water lines, the inlet pipeline are connected to lower induction cavity, and the upper end of the lower induction cavity is equipped with upper induction cavity, the upper induction cavity
It is equipped with pressure inductor between lower induction cavity, is provided with magnetite on the outside of the lower induction cavity, the magnetite annularly wraps up
Around lower induction cavity, the bottom of the magnetite is equipped with groove, and the top of the water inlet portion is equipped with and groove match
The top of protrusion, the upper induction cavity is equipped with gland part, and the bottom end of the gland part is iron block, the top of the gland part
End is equipped with columned boss, and the outside of the boss is equipped with annular groove, and the inner wall of annular groove is equipped with internal thread, described
The top of gland part is equipped with waterproof platform, and the bottom of the waterproof platform is equipped with annular protrusion, and annular protrusion is equipped with external screw thread, institute
It states waterproof platform to connect with gland partial threads, waterproof cover is coated on the outside of the waterproof platform, gland part and magnetite, it is described anti-
The bottom end of water cover is inserted into the slot being arranged in water inlet portion, and the bottom end of the waterproof cover offers screw hole, matches in screw hole and is arranged
There are bolt, the bolt to fix waterproof cover across water inlet portion.
It is close that third is equipped with as a kind of optimal technical scheme of the utility model, between the water inlet portion and lower induction cavity
Gasket.
The first sealing is equipped with as a kind of optimal technical scheme of the utility model, between the gland part and waterproof platform
Gasket.
As a kind of optimal technical scheme of the utility model, the waterproof cover is in hollow cylindrical.
As a kind of optimal technical scheme of the utility model, the end of the bolt and the contact position of water inlet portion are equipped with
The contact position of second gasket seal, the waterproof cover and water inlet portion is again provided with the second gasket seal.
As a kind of optimal technical scheme of the utility model, the outer edge of the pressure inductor is additionally provided with O-shaped sealing
Circle.
As a kind of optimal technical scheme of the utility model, it is coated in the seam of the waterproof cover top and waterproof platform close
Sealing.
Compared with current technology, the utility model has the beneficial effects that：The good pressure sensor of this kind of water resistance, structure
Design is complete compact, and groove is arranged on magnetite, and water inlet portion setting protrusion is completely embedded, no by the engaging of groove and protrusion
It easily loosens, the bottom end of gland part is that iron block is easily installed with magnetite by magnetic attraction, and waterproof platform passes through with gland part
It is threadedly coupled, is connected firmly, by the setting of bolt, waterproof cover is fixed in water inlet portion, waterproof cover effectively prevents water
Entrance, leakproofness is good, and seam crossing is equipped with gasket seal, prevents gap, the utility model is designed reasonably and practicality can
Row, is suitble to promote the use of.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the enlarged structure schematic diagram of the A of the utility model；
In figure：1, water inlet portion；2, pressure inductor；3, magnetite；4, iron block；5, gland part；6, waterproof platform；7, it intakes
Pipeline；8, upper induction cavity；9, lower induction cavity；10, bolt；11, O-ring seal；12, boss；13, the first gasket seal；14, close
Sealing；15, waterproof cover；16, the second gasket seal；17, third gasket seal.
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 is based on the embodiments of the present invention, and 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.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of pressure sensor that water resistance is good, packet
Water inlet portion 1, pressure inductor 2, gland part 5, waterproof platform 6, boss 12 and waterproof cover 15 are included, the inside of water inlet portion 1 is set
There is inlet pipeline 7, inlet pipeline 7 to be connected to lower induction cavity 9, the upper end of lower induction cavity 9 is equipped with upper induction cavity 8, upper induction cavity 8 with
Pressure inductor 2 is equipped between lower induction cavity 9, the outside of lower induction cavity 9 is provided with magnetite 3, and magnetite 3 is annularly wrapped in lower sense
It answers around chamber 9, the bottom of magnetite 3 is equipped with groove, and the top of water inlet portion 1 is equipped with the protrusion with groove match, upper induction
The top of chamber 8 is equipped with gland part 5, and the bottom end of gland part 5 is iron block 4, and the top of gland part 5 is equipped with columned boss
12, the outside of boss 12 is equipped with annular groove, and the inner wall of annular groove is equipped with internal thread, and the top of gland part 5, which is equipped with, prevents
The bottom of water platform 6, waterproof platform 6 is equipped with annular protrusion, and annular protrusion is equipped with external screw thread, and waterproof platform 6 connects with 5 screw thread of gland part
It connects, the outside of waterproof platform 6, gland part 5 and magnetite 3 is coated with waterproof cover 15, and the bottom end of waterproof cover 15 is inserted into water inlet portion 1
In the slot of setting, the bottom end of waterproof cover 15 offers screw hole, matches in screw hole and is arranged with bolt 10, bolt 10 passes through water inlet portion
1 fixes waterproof cover 15.
It is equipped with third gasket seal 17 between water inlet portion 1 and lower induction cavity 9, is equipped between gland part 5 and waterproof platform 6
First gasket seal 13, waterproof cover 15 are in hollow cylindrical, and the end of bolt 10 is close equipped with second with the contact position of water inlet portion 1
Gasket 16, waterproof cover 15 and the contact position of water inlet portion 1 are again provided with the second gasket seal 16, the outside of pressure inductor 2
Edge is additionally provided with O-ring seal 11, and 15 top of waterproof cover is coated with fluid sealant 14 in the seam of waterproof platform 6.
Concrete principle：When using the good pressure sensor of this kind of water resistance, the groove of magnetite 3 is convex with water inlet portion 1
Clamping is played, the annular protrusion of waterproof platform 6, by magnetic attraction, is threaded to gland part 5 by the iron block 4 of gland part 5 with magnetite 3
Annular groove in, waterproof cover 15 be inserted into water inlet portion 1 slot in, fixed by bolt 10, the second gasket seal 16 sealing
It is intact, it prevents the entrance of water, waterproof cover 15 from covering internal structure, further hinders water and enter from gap.
The good pressure sensor of this kind of water resistance, structure design is completely compact, and groove, water inlet portion 1 are arranged on magnetite 3
Setting protrusion is completely embedded by the engaging of groove and protrusion, is not easy to loosen, and the bottom end of gland part 5 is iron block 4, with magnetite
3, by magnetic attraction, are easily installed, and waterproof platform 6 is connected through a screw thread with gland part 5, is connected firmly, and pass through setting for bolt 10
It sets, waterproof cover 15 is fixed in water inlet portion 1, waterproof cover 15 effectively prevents the entrance of water, and leakproofness is good, and seam crossing is set
There is gasket seal, prevent gap, the utility model is designed reasonably and practical, is suitble to promote the use of.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Equivalent replacement is carried out, within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of good pressure sensor of water resistance, including water inlet portion (1), pressure inductor (2), gland part (5), anti-
Water platform (6), boss (12) and waterproof cover (15), which is characterized in that the water inlet portion (1) is internally provided with inlet pipeline (7),
The inlet pipeline (7) is connected to lower induction cavity (9), and the upper end of the lower induction cavity (9) is equipped with upper induction cavity (8), it is described on
It is equipped with pressure inductor (2) between induction cavity (8) and lower induction cavity (9), magnetite is provided on the outside of the lower induction cavity (9)
(3), the magnetite (3) is annularly wrapped in around lower induction cavity (9), and the bottom of the magnetite (3) is equipped with groove, it is described into
The top of water section (1) is equipped with the protrusion with groove match, and the top of the upper induction cavity (8) is equipped with gland part (5), institute
The bottom end for stating gland part (5) is iron block (4), and the top of the gland part (5) is equipped with columned boss (12), described convex
The outside of platform (12) is equipped with annular groove, and the inner wall of annular groove is equipped with internal thread, and the top of the gland part (5) is equipped with
The bottom of waterproof platform (6), the waterproof platform (6) is equipped with annular protrusion, and annular protrusion is equipped with external screw thread, the waterproof platform (6)
It is threadedly coupled with gland part (5), waterproof cover is coated on the outside of the waterproof platform (6), gland part (5) and magnetite (3)
(15), the bottom end of the waterproof cover (15) is inserted into the slot being arranged in water inlet portion (1), and the bottom end of the waterproof cover (15) is opened
Equipped with screw hole, with bolt (10) is arranged in screw hole, the bolt (10) passes through water inlet portion (1) that waterproof cover (15) are fixed
Firmly.
2. a kind of good pressure sensor of water resistance according to claim 1, which is characterized in that the water inlet portion
(1) third gasket seal (17) is equipped between lower induction cavity (9).
3. a kind of good pressure sensor of water resistance according to claim 1, which is characterized in that the gland part
(5) the first gasket seal (13) is equipped between waterproof platform (6).
4. a kind of good pressure sensor of water resistance according to claim 1, which is characterized in that the waterproof cover (15)
In hollow cylindrical.
5. a kind of good pressure sensor of water resistance according to claim 1, which is characterized in that the bolt (10)
End and the contact position of water inlet portion (1) are equipped with the second gasket seal (16), and the waterproof cover (15) connects with water inlet portion (1)
Synapsis is again provided with the second gasket seal (16).
6. a kind of good pressure sensor of water resistance according to claim 1, which is characterized in that the pressure inductor
(2) outer edge is additionally provided with O-ring seal (11).
7. a kind of good pressure sensor of water resistance according to claim 1, which is characterized in that the waterproof cover (15)
Top is coated with fluid sealant (14) in the seam of waterproof platform (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721654703.1U CN207622924U (en) | 2017-12-02 | 2017-12-02 | A kind of pressure sensor that water resistance is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721654703.1U CN207622924U (en) | 2017-12-02 | 2017-12-02 | A kind of pressure sensor that water resistance is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207622924U true CN207622924U (en) | 2018-07-17 |
Family
ID=62825144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721654703.1U Expired - Fee Related CN207622924U (en) | 2017-12-02 | 2017-12-02 | A kind of pressure sensor that water resistance is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207622924U (en) |
-
2017
- 2017-12-02 CN CN201721654703.1U patent/CN207622924U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180717 Termination date: 20181202 |