CN211904532U - Sealing structure of sensor - Google Patents
Sealing structure of sensor Download PDFInfo
- Publication number
- CN211904532U CN211904532U CN202020902244.XU CN202020902244U CN211904532U CN 211904532 U CN211904532 U CN 211904532U CN 202020902244 U CN202020902244 U CN 202020902244U CN 211904532 U CN211904532 U CN 211904532U
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- sensor
- seat
- sealing
- sealing structure
- wire
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Abstract
The utility model belongs to the technical field of the sensor, refer in particular to a seal structure of sensor, including sensor seat, be equipped with the sensor in the sensor seat and the pressure through-hole that is linked together with the sensor, the pot head is equipped with radial seal's sealing member one under the sensor, be equipped with axial seal's sealing member two between sensor and the sensor seat, the sensor upper end is equipped with the sensor protective sheath that is used for fixed sensor, the sensor upper end still is connected with the wire, the pouring has epoxy between sensor protective sheath and the wire. The utility model discloses sealed effectual, sensor long service life.
Description
The technical field is as follows:
the utility model belongs to the technical field of the sensor, refer in particular to a seal structure of sensor.
Background art:
the sealing of the sensor is particularly important because the sensor is typically used in an automatic pump to collect pressure signals and the sensor fails due to poor sealing.
The invention content is as follows:
the utility model aims at providing a seal structure of sensor, its sealed effectual, sensor long service life.
The utility model discloses a realize like this:
the utility model provides a seal structure of sensor, includes sensor seat, be equipped with the sensor in the sensor seat and the pressure through-hole that is linked together with the sensor, the pot head is equipped with radial sealed sealing member one under the sensor, be equipped with axial seal's sealing member two between sensor and the sensor seat, the sensor upper end is equipped with the sensor protective sheath that is used for fixed sensor, the sensor upper end still is connected with the wire, the pouring has epoxy between sensor protective sheath and the wire.
In the sealing structure of the sensor, the first sealing element is an O-ring.
In the sealing structure of the sensor, the second sealing element is a silica gel sealing gasket.
In the sealing structure of the sensor, the sensor comprises a sensor head part and a sensor rod part positioned at the lower end of the sensor head part, the first sealing part is sleeved in the middle of the sensor rod part, and the second sealing part is arranged between the lower end face of the sensor head part and the sensor seat.
In the sealing structure of the sensor, the sensor protecting sleeve is fixed at the upper end of the sensor seat through a bolt.
In the sealing structure of the sensor, the lower end of the sensor seat is embedded with the connecting insert, and the sensor seat is fixed in the pump body through the connecting insert.
In the sealing structure of the sensor, the connecting insert is made of a metal material, the sensor base is made of plastic, and the sensor base and the connecting insert are integrally molded by casting.
Compared with the prior art, the utility model outstanding advantage is:
1. the lower end sleeve of the sensor of the utility model is provided with a first radial sealing element for radially sealing the sensor; and a second axial sealing element is arranged between the sensor and the sensor seat to axially seal the sensor. The sensor is effectively sealed by the radial seal and the axial seal.
2. The utility model discloses a pouring between sensor protective sheath and the wire has epoxy, carries out waterproof, dampproofing to sensor and wire.
Description of the drawings:
fig. 1 is a half sectional view of the present invention.
Reference numerals: 1. a sensor seat; 11. a pressure through hole; 2. a sensor; 21. a sensor head; 22. a sensor rod portion; 3. a first sealing element; 4. a second sealing element; 5. a sensor protective sleeve; 6. a wire; 7. an epoxy resin; 8. an insert is attached.
The specific implementation mode is as follows:
the invention will now be further described with reference to specific embodiments, with reference to fig. 1:
a sealing structure of a sensor comprises a sensor seat 1, wherein a sensor 2 and a pressure through hole 11 communicated with the sensor 2 are arranged in the sensor seat 1, and a first radial sealing piece 3 is sleeved at the lower end of the sensor 2 to radially seal the sensor 2; a second axial sealing element 4 is arranged between the sensor 2 and the sensor seat 1 for axially sealing the sensor 2; sensor 2 upper end is equipped with sensor protective sheath 5 that is used for fixed sensor 2, sensor 2 upper end still is connected with wire 6, the pouring has epoxy 7 between sensor protective sheath 5 and the wire 6, carries out waterproof, dampproofing to sensor 2 and wire 6.
Preferably, the first sealing element 3 is an O-ring.
Preferably, the second sealing element 4 is a silicone sealing gasket.
Setting positions of a first sealing element 3 and a second sealing element 4: the sensor 2 comprises a sensor head 21 and a sensor rod part 22 positioned at the lower end of the sensor head 21, the first sealing element 3 is sleeved in the middle of the sensor rod part 22, and the second sealing element 4 is arranged between the lower end face of the sensor head 21 and the sensor seat 1.
Further, the sensor protection sleeve 5 is fixed on the upper end of the sensor base 1 through bolts.
The connection mode of the sensor seat 1 and the pump body is as follows: the lower end of the sensor seat 1 is embedded with a connecting insert 8, and the sensor seat 1 is fixed in the pump body through the connecting insert 8.
Preferably, the connecting insert 8 is made of a metal material, the sensor base 1 is made of plastic, the sensor base 1 and the connecting insert 8 are integrally molded by casting, and the connecting insert 8 is better embedded at the lower end of the sensor base 1.
The above-mentioned embodiment is only one of the preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so: all equivalent changes made according to the shape, structure and principle of the utility model are covered within the protection scope of the utility model.
Claims (7)
1. A seal structure of a sensor, characterized in that: including sensor seat (1), be equipped with sensor (2) in sensor seat (1) and pressure through-hole (11) that are linked together with sensor (2), the pot head is equipped with radial seal's sealing member (3) under sensor (2), be equipped with axial seal's sealing member two (4) between sensor (2) and sensor seat (1), sensor (2) upper end is equipped with sensor protective sheath (5) that are used for fixed sensor (2), sensor (2) upper end still is connected with wire (6), the pouring has epoxy (7) between sensor protective sheath (5) and wire (6).
2. A sealing structure of a sensor according to claim 1, wherein: the first sealing element (3) is an O-shaped sealing ring.
3. A sealing structure of a sensor according to claim 1, wherein: and the second sealing element (4) is a silica gel sealing gasket.
4. A sealing structure of a sensor according to claim 1, wherein: the sensor (2) comprises a sensor head (21) and a sensor rod part (22) located at the lower end of the sensor head (21), the first sealing element (3) is sleeved in the middle of the sensor rod part (22), and the second sealing element (4) is arranged between the lower end face of the sensor head (21) and the sensor seat (1).
5. A sealing structure of a sensor according to claim 1, wherein: the sensor protective sleeve (5) is fixed at the upper end of the sensor base (1) through a bolt.
6. A sealing structure of a sensor according to claim 1, wherein: the sensor is characterized in that a connecting insert (8) is embedded in the lower end of the sensor seat (1), and the sensor seat (1) is fixed in the pump body through the connecting insert (8).
7. A sealing structure of a sensor according to claim 6, wherein: the sensor seat is characterized in that the connecting insert (8) is made of metal materials, the sensor seat (1) is made of plastics, and the sensor seat (1) and the connecting insert (8) are integrally formed in a pouring mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020902244.XU CN211904532U (en) | 2020-05-25 | 2020-05-25 | Sealing structure of sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020902244.XU CN211904532U (en) | 2020-05-25 | 2020-05-25 | Sealing structure of sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211904532U true CN211904532U (en) | 2020-11-10 |
Family
ID=73272007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020902244.XU Active CN211904532U (en) | 2020-05-25 | 2020-05-25 | Sealing structure of sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211904532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465812A (en) * | 2021-07-27 | 2021-10-01 | 浙江大元泵业股份有限公司 | Inductance type water pressure sensor |
-
2020
- 2020-05-25 CN CN202020902244.XU patent/CN211904532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465812A (en) * | 2021-07-27 | 2021-10-01 | 浙江大元泵业股份有限公司 | Inductance type water pressure sensor |
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