CN207248419U - Spray pump pressure sensor - Google Patents
Spray pump pressure sensor Download PDFInfo
- Publication number
- CN207248419U CN207248419U CN201721168507.3U CN201721168507U CN207248419U CN 207248419 U CN207248419 U CN 207248419U CN 201721168507 U CN201721168507 U CN 201721168507U CN 207248419 U CN207248419 U CN 207248419U
- Authority
- CN
- China
- Prior art keywords
- baffle ring
- leading
- out terminal
- pressure sensor
- crimping baffle
- 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.)
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Abstract
The utility model discloses one kind to spray pump pressure sensor, the spraying pump pressure sensor includes shell, circuit board, conducting wire and crimping baffle ring, the shell has leading-out terminal, the leading-out terminal is cylindrical shape, the circuit board is located in leading-out terminal, the end of the conducting wire is located in the leading-out terminal, the conducting wire and the circuit board electrical connection, the crimping baffle ring is annular, the crimping baffle ring is between the conducting wire and the leading-out terminal, the outer end face of the crimping baffle ring is flushed with the outer end face of the leading-out terminal, the crimping baffle ring is interference fitted with the conducting wire, the crimping baffle ring is interference fit with the leading-out terminal.The spraying pump pressure sensor sealing of the utility model is firm, and not easily to fall off, easy to process, technique is simple, is easy to produce in enormous quantities.
Description
Technical field
Spraying pumping unit is the utility model is related to, more particularly to a kind of spraying pump pressure sensor.
Background technology
The leading-out terminal of sensor of the prior art is sealed using epoxide-resin glue, complicated, easy to fall off.
Utility model content
The technical problems to be solved in the utility model be in order to overcome the leading-out terminal of sensor in the prior art complicated,
Caducous defect, there is provided one kind spraying pump pressure sensor.
The utility model is to solve above-mentioned technical problem by following technical proposals：
One kind spraying pump pressure sensor, its feature are that it includes shell, circuit board, conducting wire and crimping baffle ring, described
Shell has leading-out terminal, and the leading-out terminal is cylindrical shape, and the circuit board is located in leading-out terminal, and the end of the conducting wire is located at institute
State in leading-out terminal, the conducting wire and the circuit board electrical connection, the crimping baffle ring are annular, and the crimping baffle ring is positioned at described
Between conducting wire and the leading-out terminal, the outer end face of the crimping baffle ring is flushed with the outer end face of the leading-out terminal, the crimping gear
Circle is interference fitted with the conducting wire, and the crimping baffle ring is interference fit with the leading-out terminal.Circuit inside leading-out terminal protection
Plate, the end of conducting wire are also sealed in leading-out terminal.The outer end face of crimping baffle ring is flushed with the outer end face of leading-out terminal, such structure
Compact, intensity is high, improves the leakproofness and intensity of crimping baffle ring.Crimping baffle ring is interference fitted with conducting wire, equally, crimping baffle ring
Also it is interference fit with leading-out terminal, this prevent coming off for crimping baffle ring, improves the leakproofness and intensity of crimping baffle ring.
It is preferred that the outer circumferential surface of the crimping baffle ring is polygon cylinder.Polygon cylinder prevents the rotation of crimping baffle ring,
Improve stability.
It is preferred that the outer circumferential surface of the crimping baffle ring is to wait hexagonal column face.Deng hexagonal column face easy processing, stress is evenly
Distribution.
It is preferred that the outer circumferential surface of the crimping baffle ring is continuous cylindrical surface.Continuous cylindrical surface is easily worked, and is lacked
Fall into less, stress concentration is less.
It is preferred that the leading-out terminal has the first inner cylinder and the second inner cylinder, the diameter of second inner cylinder is more than
The diameter of first inner cylinder, second inner cylinder are located at outside first inner cylinder.First inner cylinder and the second inner cylinder
Ledge structure is formed, crimping baffle ring can be preferably fixed at ledge structure.
It is preferred that the outer circumferential surface of the crimping baffle ring is interference fitted with second inner cylinder.
It is preferred that the outer circumferential surface of the circuit board is contacted with first inner cylinder.
It is preferred that the crimping baffle ring is silicone rubber material.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can be combined, up to the utility model respectively compared with
Good example.
The positive effect of the utility model is：The spraying pump pressure sensor sealing of the utility model is firm, no
Easy to fall off, easy to process, technique is simple, is easy to produce in enormous quantities.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram for the leading-out terminal that the utility model preferred embodiment sprays pump pressure sensor.
Description of reference numerals：
Shell 1
Leading-out terminal 11
First inner cylinder 12
Second inner cylinder 13
Circuit board 2
Conducting wire 3
Crimping baffle ring 4
Embodiment
The utility model is further illustrated below by the mode of embodiment, but is not therefore limited in the utility model
Scope of embodiments among.
The spraying pump pressure sensor of the present embodiment, as shown in Figure 1, it includes shell 1, circuit board 2, conducting wire 3 and crimping
Baffle ring 4, shell 1 have leading-out terminal 11, and leading-out terminal 11 is cylindrical shape, and circuit board 2 is located in leading-out terminal 11, the end position of conducting wire 3
In in leading-out terminal 11, conducting wire 3 is electrically connected with circuit board 2, and crimping baffle ring 4 is annular, and crimping baffle ring 4 is located at conducting wire 3 and leading-out terminal
Between 11, the outer end face of crimping baffle ring 4 is flushed with the outer end face of leading-out terminal 11, and crimping baffle ring 4 is interference fitted with conducting wire 3, crimping
Baffle ring 4 is interference fit with leading-out terminal 11.Leading-out terminal 11 protects the circuit board 2 of inside, and the end of conducting wire 3 is also sealed in leading-out terminal
In 11.The outer end face of crimping baffle ring 4 is flushed with the outer end face of leading-out terminal 11, such compact-sized, and intensity is high, improves crimping
The leakproofness and intensity of baffle ring 4.Crimping baffle ring 4 is interference fitted with conducting wire 3, and equally, crimping baffle ring 4 and leading-out terminal 11 are also interference
Coordinate, this prevent coming off for crimping baffle ring 4, improve the leakproofness and intensity of crimping baffle ring 4.
The outer circumferential surface of crimping baffle ring 4 is polygon cylinder.Polygon cylinder prevents the rotation of crimping baffle ring 4, improves and stablizes
Property.The outer circumferential surface of crimping baffle ring 4 is to wait hexagonal column face.Deng hexagonal column face easy processing, stress is evenly distributed.Crimping baffle ring 4
Outer circumferential surface be continuous cylindrical surface.Continuous cylindrical surface is easily worked, and defect is few, and stress concentration is less.
Leading-out terminal 11 has the first inner cylinder 12 and the second inner cylinder 13, and the diameter of the second inner cylinder 13 is more than the first inner prop
The diameter in face 12, the second inner cylinder 13 are located at outside the first inner cylinder 12.First inner cylinder 12 and the second inner cylinder 13 form platform
Stage structure, can preferably fix crimping baffle ring 4 at ledge structure.13 mistake of the outer circumferential surface of crimping baffle ring 4 and the second inner cylinder
It is full of cooperation.The outer circumferential surface of circuit board 2 is contacted with the first inner cylinder 12.Crimping baffle ring 4 is silicone rubber material.
The spraying pump pressure sensor sealing of the present embodiment is firm, and not easily to fall off, easy to process, technique is simple, is easy to big
Batch production.
Although the foregoing describing specific embodiment of the present utility model, it will be appreciated by those of skill in the art that
This is merely illustrative of, and the scope of protection of the utility model is defined by the appended claims.Those skilled in the art
On the premise of the principle and essence without departing substantially from the utility model, various changes or modifications can be made to these embodiments,
But these change and modification each fall within the scope of protection of the utility model.
Claims (8)
1. one kind spraying pump pressure sensor, it is characterised in that it includes shell, circuit board, conducting wire and crimping baffle ring, described outer
Shell has leading-out terminal, and the leading-out terminal is cylindrical shape, and the circuit board is located in leading-out terminal, and the end of the conducting wire is positioned at described
In leading-out terminal, the conducting wire and the circuit board electrical connection, the crimping baffle ring are annular, and the crimping baffle ring is led positioned at described
Between line and the leading-out terminal, the outer end face of the crimping baffle ring is flushed with the outer end face of the leading-out terminal, the crimping baffle ring
It is interference fitted with the conducting wire, the crimping baffle ring is interference fit with the leading-out terminal.
2. spraying pump pressure sensor as claimed in claim 1, it is characterised in that the outer circumferential surface of the crimping baffle ring is polygon
Shape cylinder.
3. spraying pump pressure sensor as claimed in claim 1, it is characterised in that the outer circumferential surface of the crimping baffle ring is to wait six
Side column face.
4. spraying pump pressure sensor as claimed in claim 1, it is characterised in that the outer circumferential surface of the crimping baffle ring is continuous
Cylindrical surface.
5. as claimed in claim 1 spraying pump pressure sensor, it is characterised in that the leading-out terminal have the first inner cylinder and
Second inner cylinder, the diameter of second inner cylinder are more than the diameter of the first inner cylinder, and second inner cylinder is positioned at described the
Outside one inner cylinder.
6. as claimed in claim 5 spraying pump pressure sensor, it is characterised in that the outer circumferential surface of the crimping baffle ring with it is described
Second inner cylinder is interference fitted.
7. spraying pump pressure sensor as claimed in claim 5, it is characterised in that the outer circumferential surface of the circuit board and described the
One inner cylinder contacts.
8. the spraying pump pressure sensor as described in claim 1 to 7 any one, it is characterised in that the crimping baffle ring is
Silicone rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721168507.3U CN207248419U (en) | 2017-09-12 | 2017-09-12 | Spray pump pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721168507.3U CN207248419U (en) | 2017-09-12 | 2017-09-12 | Spray pump pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207248419U true CN207248419U (en) | 2018-04-17 |
Family
ID=61888245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721168507.3U Active CN207248419U (en) | 2017-09-12 | 2017-09-12 | Spray pump pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207248419U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489891A (en) * | 2017-09-12 | 2019-03-19 | 上海朝辉压力仪器有限公司 | Spray pump pressure sensor and its encapsulating method |
-
2017
- 2017-09-12 CN CN201721168507.3U patent/CN207248419U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109489891A (en) * | 2017-09-12 | 2019-03-19 | 上海朝辉压力仪器有限公司 | Spray pump pressure sensor and its encapsulating method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |