CN209131866U - A kind of pressure sensor with baffle arrangement - Google Patents
A kind of pressure sensor with baffle arrangement Download PDFInfo
- Publication number
- CN209131866U CN209131866U CN201821906601.9U CN201821906601U CN209131866U CN 209131866 U CN209131866 U CN 209131866U CN 201821906601 U CN201821906601 U CN 201821906601U CN 209131866 U CN209131866 U CN 209131866U
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- Prior art keywords
- pressure
- baffle arrangement
- pressure ring
- sensor
- diaphragm
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Abstract
The utility model discloses a kind of pressure sensors with baffle arrangement, belong to sensitive components technical field.The utility model includes chip, is sintered pedestal, pressure ring, diaphragm, ceramic blanket, O-ring, glass insulator, the sintering pedestal are equipped with oil-filled hole, and filling oil can be poured into the cavity of core by oil-filled hole, the pressure ring, diaphragm are by being welded to connect on sintering pedestal, the pressure ring has baffle arrangement, and for the pressure ring with a thickness of 0.5mm-1mm, material is 304L/316L stainless steel, the pressure ring internal openings, the number of openings 3-10.Relative to usual pressure sensor, the utility model is had the advantages that when sensor is by instantaneous pressure, and baffle arrangement protects sensor internal diaphragm injury-free, enhances the shock resistance of sensor.
Description
Technical field
The present invention relates to sensitive components technical field, specially a kind of pressure sensor with baffle arrangement.
Background technique
Existing pressure sensor generally includes chip, is sintered pedestal, pressure ring, diaphragm, ceramic blanket, O-ring, glass insulation
Son etc., the said goods be easy to cause diaphragm in pressure sensor to damage, influence making for sensor when being impacted by instantaneous pressure
With.For this problem, my company develops a kind of pressure sensor with baffle arrangement.
Summary of the invention
For disadvantages mentioned above existing in the prior art, the present invention is directed to propose a kind of pressure sensing with baffle arrangement
Device；Pressure ring has baffle arrangement in sensor, and for the pressure ring with a thickness of 0.5mm-1mm, material is 304L/316L stainless steel, institute
Pressure ring internal openings are stated, the number of openings is 3-10；When sensor is by instantaneous pressure, above structure protects sensor internal
Diaphragm is injury-free, enhances the shock resistance of sensor.
To achieve the goals above, present invention employs following technical solutions:
A kind of pressure sensor with baffle arrangement, including chip, sintering pedestal, pressure ring, diaphragm, ceramic blanket are O-shaped
Circle, glass insulator, the sintering pedestal are equipped with oil-filled hole, and filling oil can be poured into the cavity of core by oil-filled hole, institute
Pressure ring, diaphragm are stated by being welded to connect on sintering pedestal, the pressure ring has baffle arrangement.
Preferably, the pressure ring, with a thickness of 0.5mm-1mm, material is 304L/316L stainless steel.
Preferably, the pressure ring internal openings.
Preferably, the number of openings is 3-10.
Compared with prior art, the beneficial effects of the present invention are: when sensor is by instantaneous pressure, baffle arrangement protection
Sensor internal diaphragm is injury-free, enhances the shock resistance of sensor.
Detailed description of the invention
Fig. 1 is that the present invention proposes a kind of pressure sensor illustration with baffle arrangement.
Fig. 2 is the partial enlarged view of pressure ring.
In figure: 1- chip, 2- are sintered pedestal, 3- pressure ring, 4- diaphragm, 5- ceramic blanket, 6-O type circle, 7- glass insulator, 8-
Oil-filled hole, 9- filling oil, the hole 10-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1, a kind of pressure sensor with baffle arrangement, including chip (1) are sintered pedestal (2), pressure ring (3),
Diaphragm (4), ceramic blanket (5), O-ring (6), glass insulator (7), the sintering pedestal (2) are equipped with oil-filled hole (8), filling
Oily (9) can be poured into the cavity of core by oil-filled hole (8), and the pressure ring (3), diaphragm (4) are by being welded to connect at sintering bottom
On seat (2), it is characterised in that: the pressure ring (3) has baffle arrangement (10).
For the pressure ring (3) with a thickness of 0.5mm-1mm, material is 304L/316L stainless steel.
Pressure ring (3) internal openings (10).
Aperture (10) quantity is 3-10.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of pressure sensor with baffle arrangement, including chip (1) are sintered pedestal (2), pressure ring (3), diaphragm (4), pottery
Porcelain pad (5), O-ring (6), glass insulator (7), the sintering pedestal (2) are equipped with oil-filled hole (8), and filling oily (9) can pass through
Oil-filled hole (8) pours into the cavity of core, and the pressure ring (3), diaphragm (4) are special by being welded to connect in sintering pedestal (2)
Sign is: the pressure ring (3) has baffle arrangement.
2. the pressure sensor according to claim 1 with baffle arrangement, which is characterized in that pressure ring (3) thickness
For 0.5mm-1mm, material is 304L/316L stainless steel.
3. the pressure sensor according to claim 1 with baffle arrangement, which is characterized in that the pressure ring (3) is internal
Aperture (10).
4. the pressure sensor according to claim 3 with baffle arrangement, which is characterized in that aperture (10) quantity
It is 3-10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821906601.9U CN209131866U (en) | 2018-11-14 | 2018-11-14 | A kind of pressure sensor with baffle arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821906601.9U CN209131866U (en) | 2018-11-14 | 2018-11-14 | A kind of pressure sensor with baffle arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209131866U true CN209131866U (en) | 2019-07-19 |
Family
ID=67245874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821906601.9U Active CN209131866U (en) | 2018-11-14 | 2018-11-14 | A kind of pressure sensor with baffle arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209131866U (en) |
-
2018
- 2018-11-14 CN CN201821906601.9U patent/CN209131866U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.5 Wenying Road, Binjiang Development Zone, Jiangning District, Nanjing City, Jiangsu Province Patentee after: Nanjing wotian Technology Co.,Ltd. Address before: No.5 Wenying Road, Binjiang Development Zone, Jiangning District, Nanjing City, Jiangsu Province Patentee before: NANJING WOTIAN TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |