CN204788427U - Self test type sensor - Google Patents
Self test type sensor Download PDFInfo
- Publication number
- CN204788427U CN204788427U CN201520366900.8U CN201520366900U CN204788427U CN 204788427 U CN204788427 U CN 204788427U CN 201520366900 U CN201520366900 U CN 201520366900U CN 204788427 U CN204788427 U CN 204788427U
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- CN
- China
- Prior art keywords
- flange seat
- big envelope
- type sensor
- test type
- spring
- 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 relates to a self test type sensor, including flange seat, anticorrosive cover, sealing mechanism, the big envelope, the spring, sensor terminals, fixed wall, the output, the big envelope include the inner chamber, preceding boss, back boss, the cooperation of preceding boss and flanged base inner hole, the flange seat on be equipped with fixed slot, its characterized in that: spring one end install in the fixed slot, the spring other end and back boss cooperation, anticorrosive cover install outside the flange seat, the hole cooperation of flange seat and big envelope adopt trapezoidal cooperation, the fixed slot in be equipped with pressure sensor, flanged base inner hole be equipped with liquid test sensor. The utility model discloses a pressure sensor's setting has prevented that the not enough big envelope that results in of the elasticity of spring from seal up the not good phenomenon of effect, uses in the time of trapezoidal cooperation through flange seat and the hole of big envelope and spring, has increased sealed effect to setting up of lips formula sealing washer has increased sealed effect through being further.
Description
Technical field
The utility model relates to a kind of Autonomous test type sensor.
Background technology
Current existing sensor is not generally provided with sealing Autonomous test and the self-monitoring function of seepage, and the poorly sealed seepage that causes, affect the correctness of the data transmission of sensor.
Utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of Autonomous test type sensor.
For solving the problem, the technical scheme that the utility model adopts is:
A kind of Autonomous test type sensor, comprise flange seat, anticorrosion cover, sealing mechanism, big envelope, spring, induction terminal, fixation wall, output terminal, described big envelope comprises inner chamber, front boss, rear boss, described front boss and flange seat inner hole, described flange seat is provided with pickup groove, it is characterized in that: described spring one end is arranged in pickup groove, the described spring other end coordinates with rear boss, described anticorrosion cover is arranged on outside flange seat, described flange seat adopts trapezoidal cooperation with the inner hole of big envelope, pressure transducer is provided with in described pickup groove, described flange seat endoporus is provided with liquid testing sensor.
Preferred as one, described sealing mechanism is lip type O-ring seal.
Preferred as one, described lip type O-ring seal comprises skeleton, sealing lip, matching ring, and described skeleton is in matching ring, and described sealing lip is in the below of matching ring.
Preferred as one, described flange seat is connected with fixation wall by hexagon socket head cap screw.
Preferred as one, be provided with packing washer between described hexagon socket head cap screw and anticorrosion cover.
Preferred as one, described anticorrosion cover is stamping forming stainless steel.
Preferred as one, front boss and the flange seat cooperation place of described big envelope are provided with O-ring seal.
Preferred as one, described induction terminal is arranged on big envelope front end.
Preferred as one, described output terminal is arranged on the side of rear boss.
Owing to have employed technique scheme, compared with prior art, the utility model is by the setting of pressure transducer, prevent the phenomenon that the elastic force of spring deficiency causes big envelope sealing effectiveness not good, by the setting of liquid testing sensor, the energy early warning in time when there is seepage, prevent the out of true of sensor transmissions data, simultaneously by the setting of anticorrosion cover, prevent corrosive liquid to the corrosion of flange seat, coordinate by flange seat with the trapezoidal of endoporus of big envelope and use while spring simultaneously, add sealing effectiveness, and further increase sealing effectiveness by the setting of lip type O-ring seal.
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail simultaneously.
Accompanying drawing explanation
Fig. 1 is a kind of Autonomous test type of the utility model sensor front elevation.
Fig. 2 is a kind of Autonomous test type of the utility model sensor positive view.
Fig. 3 is a kind of Autonomous test type of the utility model sensor right view.
Fig. 4 is the lip type O-ring seal partial sectional view of a kind of Autonomous test type of the utility model sensor.
Fig. 5 is the partial view of a kind of Autonomous test type of the utility model sensor.
In figure: 1, flange seat, 11, pickup groove, 11a, pressure transducer, 12, liquid testing sensor, 2, anticorrosion cover, 3, sealing mechanism, 31, lip type O-ring seal, 31a, skeleton, 31b, sealing lip, 31c, matching ring, 4, big envelope, 41, inner chamber, 42, front boss, 43, rear boss, 5, spring, 6, terminal is responded to, 7, fixation wall, 8, output terminal, 9, hexagon socket head cap screw, 91, packing washer, 10, O-ring seal.
Embodiment
Embodiment:
As Figure 1-5, a kind of Autonomous test type sensor, comprise flange seat 1, anticorrosion cover 2, sealing mechanism 3, big envelope 4, spring 5, induction terminal 6, fixation wall 7, output terminal 8, described big envelope 4 comprises inner chamber 41, front boss 42, rear boss 43, described front boss 42 and flange seat 1 inner hole, described flange seat 1 is provided with pickup groove 11, described spring 5 one end is arranged in pickup groove 11, described spring 5 other end coordinates with rear boss 43, described anticorrosion cover 2 is arranged on outside flange seat 1, described flange seat 1 adopts trapezoidal cooperation with the inner hole of big envelope 4, pressure transducer 11a is provided with in described pickup groove 11, described flange seat 1 endoporus is provided with liquid testing sensor 12.
Further, described sealing mechanism 3 is lip type O-ring seal 31, described lip type O-ring seal 31 comprises skeleton 31a, sealing lip 31b, matching ring 31c, described skeleton 31a are in matching ring 31c, and described sealing lip 31b is in the below of matching ring 31c, by the setting of lip type O-ring seal 31, reach the effect that use O-ring seal forms double seal.
Further, described flange seat 1 is connected with fixation wall 7 by hexagon socket head cap screw 9, by the setting of hexagon socket head cap screw 9, facilitates installation.
Further, be provided with packing washer 91 between described hexagon socket head cap screw 9 and anticorrosion cover 2, by the setting of packing washer 91, further ensure sealing.
Further, described anticorrosion cover 2 is stamping forming stainless steel, rushes formation by stainless steel, improves sealing, reaches corrosion-resistant effect simultaneously.
Further, front boss 42 and flange seat 1 cooperation place of described big envelope 4 are provided with O-ring seal 10, by the setting of O-ring seal 10, reach the secondary seal of big envelope 5 and flange seat 1.
Further, described induction terminal 6 is arranged on big envelope 4 front end, by responding to the setting of terminal 6, facilitates the collection of sensor signal.
Further, described output terminal 8 is arranged on the side of rear boss 43, by output terminal 8, the information of sensor collection is sent to control gear.
In the utility model, by the setting of pressure transducer 11a, when pressure transducer 11a senses without pressure, or when pressure is gradually little, signal is sent to control gear, reminds operator to detect, or with changing spring, by the setting of liquid testing sensor 12, timely early warning can be reached to the seepage flow of liquid.Achieved by the setting of lip type O-ring seal 31 and seal first, by the setting of O-ring seal 10, reach the secondary seal of big envelope 4 and flange seat 1, and coordinated with the trapezoidal of endoporus 41 of big envelope 4 by flange seat 1, and with spring 5 while use, further increase sealing effectiveness, by the elastic force of spring 5, constantly big envelope 4 is strained to rear boss 43 direction, and the endoporus of flange seat 1 coordinates with the trapezoidal of outer ring of big envelope 4, be that it coordinates by the elastic force of spring 5 tightr, increase sealing.
Owing to have employed technique scheme, compared with prior art, the utility model is by the setting of anticorrosion cover, prevent corrosive liquid to the corrosion of flange seat, coordinate by flange seat with the trapezoidal of endoporus of big envelope and use while spring simultaneously, add sealing effectiveness, and further increase sealing effectiveness by the setting of lip type O-ring seal.
The utility model is not limited to above-mentioned preferred forms, and anyone should learn the structure change made under enlightenment of the present utility model, and every have identical or akin technical scheme with the utility model, all belongs to protection domain of the present utility model.
Claims (9)
1. an Autonomous test type sensor, comprise flange seat, anticorrosion cover, sealing mechanism, big envelope, spring, induction terminal, fixation wall, output terminal, described big envelope comprises inner chamber, front boss, rear boss, described front boss and flange seat inner hole, described flange seat is provided with pickup groove, it is characterized in that: described spring one end is arranged in pickup groove, the described spring other end coordinates with rear boss, described anticorrosion cover is arranged on outside flange seat, described flange seat adopts trapezoidal cooperation with the inner hole of big envelope, pressure transducer is provided with in described pickup groove, described flange seat endoporus is provided with liquid testing sensor.
2. Autonomous test type sensor as claimed in claim 1, is characterized in that: described sealing mechanism is lip type O-ring seal.
3. Autonomous test type sensor as claimed in claim 2, it is characterized in that: described lip type O-ring seal comprises skeleton, sealing lip, matching ring, described skeleton is in matching ring, and described sealing lip is in the below of matching ring.
4. Autonomous test type sensor as claimed in claim 1, is characterized in that: described flange seat is connected with fixation wall by hexagon socket head cap screw.
5. Autonomous test type sensor as claimed in claim 4, is characterized in that: be provided with packing washer between described hexagon socket head cap screw and anticorrosion cover.
6. Autonomous test type sensor as claimed in claim 1, is characterized in that: described anticorrosion cover is stamping forming stainless steel.
7. Autonomous test type sensor as claimed in claim 1, is characterized in that: front boss and the flange seat cooperation place of described big envelope are provided with O-ring seal.
8. Autonomous test type sensor as claimed in claim 1, is characterized in that: described induction terminal is arranged on big envelope front end.
9. Autonomous test type sensor as claimed in claim 1, is characterized in that: described output terminal is arranged on the side of rear boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520366900.8U CN204788427U (en) | 2015-06-01 | 2015-06-01 | Self test type sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520366900.8U CN204788427U (en) | 2015-06-01 | 2015-06-01 | Self test type sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204788427U true CN204788427U (en) | 2015-11-18 |
Family
ID=54528451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520366900.8U Expired - Fee Related CN204788427U (en) | 2015-06-01 | 2015-06-01 | Self test type sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204788427U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107392302A (en) * | 2017-06-30 | 2017-11-24 | 太仓宝达齿条有限公司 | A kind of gear that can be counted |
| CN107389102A (en) * | 2017-06-30 | 2017-11-24 | 太仓宝达齿条有限公司 | A kind of gear counter |
| CN108895286A (en) * | 2018-07-20 | 2018-11-27 | 苏交科集团检测认证有限公司 | A kind of tunnel monitoring sensor protective cover with fixed device |
-
2015
- 2015-06-01 CN CN201520366900.8U patent/CN204788427U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107392302A (en) * | 2017-06-30 | 2017-11-24 | 太仓宝达齿条有限公司 | A kind of gear that can be counted |
| CN107389102A (en) * | 2017-06-30 | 2017-11-24 | 太仓宝达齿条有限公司 | A kind of gear counter |
| CN108895286A (en) * | 2018-07-20 | 2018-11-27 | 苏交科集团检测认证有限公司 | A kind of tunnel monitoring sensor protective cover with fixed device |
| CN108895286B (en) * | 2018-07-20 | 2020-04-10 | 苏交科集团检测认证有限公司 | Tunnel monitoring sensor safety cover with fixing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20200601 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |