CN202329917U - Mining intrinsically-safe pressure sensor - Google Patents
Mining intrinsically-safe pressure sensor Download PDFInfo
- Publication number
- CN202329917U CN202329917U CN201120459427XU CN201120459427U CN202329917U CN 202329917 U CN202329917 U CN 202329917U CN 201120459427X U CN201120459427X U CN 201120459427XU CN 201120459427 U CN201120459427 U CN 201120459427U CN 202329917 U CN202329917 U CN 202329917U
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- outer cover
- stainless steel
- steel outer
- circuit board
- intrinsic safety
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Abstract
The utility model discloses a mining intrinsically-safe pressure sensor, comprising a basic body assembly and a rear cover assembly, wherein the basic body assembly and the rear cover assembly are connected integrally through a stainless steel outer cover; the basic body assembly comprises an integrated sensing assembly and a circuit board; the rear end of the integrated sensing assembly extends into the outer cover; the integrated sensing assembly is composed of sensitive elements wrapped by a base; the circuit board is arranged in a cavity in the middle part of the outer cover and electrically connected with the sensitive elements; a locating sleeve is arranged between the base and the stainless steel outer cover; the locating sleeve is riveted with the circuit board integrally; the rear cover assembly comprises an electric plug connector which is fixed in the stainless steel outer cover through a locking ring; and the electric plug connector is electrically connected with the circuit board. The mining intrinsically-safe pressure sensor disclosed by the utility model has the advantages of compact overall structure, excellent sealing property, strong anti-impact performance, rapidness and convenience for installation, possession of an anti-misplug function, and capability of completely meeting use requirements on underground fully-mechanized faces.
Description
Technical field
The utility model relates to pressure transducer, especially relates to a kind of mine intrinsic safety type pressure transducer that fully-mechanized mining working uses under coal mine.
Background technology
Hydraulic support electrohydraulic control system is the core that coal mine fully-mechanized mining working is realized robotization control, and it can improve the production efficiency of fully-mechanized mining working greatly, guarantees the production that fully-mechanized mining working is efficient, safe, continuous, stable.Because the electrohydraulic control system of domestic use for a long time relies on external import, price is high, accessory is expensive, has seriously restricted popularizing of electrohydraulic control system.Continuous development along with the coal in China production technique; Improving constantly of fully-mechanized mining working robotization, mechanization degree; Electrohydraulic control system has progressively realized production domesticization; Wherein used pressure transducer is exactly one of them important element, and the collection value realizes accurately that to hydraulic support various automatic functions play an important role as the essential condition of this system's closed-loop control in the time of in fact.
Summary of the invention
The purpose of the utility model is to provide a kind of easy for installation, good airproof performance, shock resistance, can satisfies the mine intrinsic safety type pressure transducer of down-hole fully-mechanized mining working request for utilization.
For realizing above-mentioned purpose, the utility model can be taked following technical proposals:
The described mine intrinsic safety type of the utility model pressure transducer comprises matrix component and rear case component, and said matrix component and rear case component combine as a whole through the stainless steel outer cover; Said matrix component comprises that the rear end deeply advances the integral type sensory package that the sensitive element that is coated by pedestal in the outer cover forms and be arranged on the circuit board that is electrically connected with sensitive element in the cavities in the outer cover; Be provided with locating sleeve between said pedestal and the stainless steel outer cover, said locating sleeve and circuit board riveted joint are one; Said rear case component comprises through binding ring and is fixed on the electrical connectors in the said stainless steel outer cover that said electrical connectors is electrically connected with said circuit board.
Sensitive element front end at said integral type sensory package is provided with damping element.
Described locating sleeve is made up of adapter sleeve and weldering circle, and the faying face between said adapter sleeve and the stainless steel outer cover is provided with O-ring seal.
Between the pedestal of said locating sleeve front end and stainless steel outer cover, be provided with the locking swivel nut, the faying face of said locking swivel nut and stainless steel outer cover is provided with O-ring seal.
Offer annular groove on the pedestal of said integral type sensory package front end.
The axis, stainless steel outer cover upper edge at said electrical connectors rear portion offers pilot hole, is provided with alignment pin in it.
For being spirally connected, be filled with casting glue in the toroidal cavity between said electrical connectors and binding ring between said binding ring and the stainless steel outer cover.
The advantage of the utility model is that compact overall structure, sealing property are good, and impact resistance is strong, installs fast, convenient and anti-misplug function is arranged, and satisfies the request for utilization of down-hole fully mechanized coal face fully.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Embodiment
As shown in the figure, the described mine intrinsic safety type of the utility model pressure transducer comprises matrix component and rear case component, and matrix component and rear case component combine as a whole through stainless steel outer cover 1; Matrix component comprises that the rear end deeply advances the integral type sensory package that the sensitive element 3 that is coated by stainless steel pedestal 2 in the outer cover 1 forms and be arranged on the circuit board 4 that is electrically connected with sensitive element 3 in the cavities in the outer cover 1; Be provided with locating sleeve between stainless steel pedestal 2 and the stainless steel outer cover 1, locating sleeve and circuit board 4 riveted joints are one; Rear case component comprises through binding ring 5 and is fixed on the electrical connectors 6 in the stainless steel outer cover 1 that electrical connectors 6 is electrically connected with circuit board 4.During manufacturing, adopt little molten technology that sensitive element 3 is coated in the stainless steel pedestal 2, improved the stability and the reliability of sensory package greatly, outer cover also adopts stainless steel to make simultaneously, and anticorrosive property is strong, can adapt to the moist abominable production operation environment in down-hole.
Sensitive element 3 front ends at the integral type sensory package are provided with damping element 7, can eliminate partial pressure and impact, and cause damage because of compression shock when avoiding sensor to use, and prolong the serviceable life of sensor.
Between the pedestal 2 of locating sleeve front end and stainless steel outer cover 1, be provided with locking swivel nut 8, locking swivel nut 8 is provided with O-ring seals with the faying face of stainless steel outer cover 1, and the product dismounting is convenient.
Locating sleeve is made up of adapter sleeve 9 and weldering circle 10, utilizes argon arc welding that both are welded together, and structure is more reasonable; Faying face between adapter sleeve 9 and the stainless steel outer cover 1 is provided with O-ring seal, has improved sealing effectiveness.
Offer annular groove 11 on the pedestal 2 of integral type sensory package front end, built-in O-ring seal during installation, be used for and equipment between sealing.
The axis, stainless steel outer cover 1 upper edge at electrical connectors 6 rear portions offers pilot hole, is provided with alignment pin 12 in it, makes it have anti-misplug function.
For being spirally connected, be filled with casting glue 13 in the toroidal cavity between electrical connectors 6 and binding ring 5 between binding ring 5 and the stainless steel outer cover 1, guarantee that fixation, sealing property are superior.
Claims (7)
1. a mine intrinsic safety type pressure transducer comprises matrix component and rear case component, and said matrix component and rear case component combine as a whole through stainless steel outer cover (1); It is characterized in that: said matrix component comprises that the rear end deeply advances integral type sensory package that the sensitive element (3) that is coated by pedestal (2) in the outer cover (1) forms and be arranged on the interior circuit board (4) that is electrically connected with sensitive element (3) of cavities in the outer cover (1); Be provided with locating sleeve between said pedestal (2) and the stainless steel outer cover (1), said locating sleeve and circuit board (4) riveted joint is one; Said rear case component comprises through binding ring (5) and is fixed on the electrical connectors (6) in the said stainless steel outer cover (1) that said electrical connectors (6) is electrically connected with said circuit board (4).
2. mine intrinsic safety type pressure transducer according to claim 1 is characterized in that: sensitive element (3) front end at said integral type sensory package is provided with damping element (7).
3. mine intrinsic safety type pressure transducer according to claim 1; It is characterized in that: between the pedestal (2) of said locating sleeve front end and stainless steel outer cover (1), be provided with locking swivel nut (8), said locking swivel nut (8) is provided with O-ring seal with the faying face of stainless steel outer cover (1).
4. according to claim 1 or 3 described mine intrinsic safety type pressure transducers; It is characterized in that: described locating sleeve is made up of adapter sleeve (9) and weldering circle (10), and the faying face between said adapter sleeve (9) and the stainless steel outer cover (1) is provided with O-ring seal.
5. mine intrinsic safety type pressure transducer according to claim 1 is characterized in that: offer annular groove (11) on the pedestal (2) of said integral type sensory package front end.
6. mine intrinsic safety type pressure transducer according to claim 1 is characterized in that: stainless steel outer cover (1) axis, upper edge at said electrical connectors (6) rear portion offers pilot hole, is provided with alignment pin (12) in it.
7. mine intrinsic safety type pressure transducer according to claim 1; It is characterized in that: for being spirally connected, be filled with casting glue (13) in the toroidal cavity between said electrical connectors (6) and binding ring (5) between said binding ring (5) and the stainless steel outer cover (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120459427XU CN202329917U (en) | 2011-11-18 | 2011-11-18 | Mining intrinsically-safe pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120459427XU CN202329917U (en) | 2011-11-18 | 2011-11-18 | Mining intrinsically-safe pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202329917U true CN202329917U (en) | 2012-07-11 |
Family
ID=46441895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120459427XU Expired - Lifetime CN202329917U (en) | 2011-11-18 | 2011-11-18 | Mining intrinsically-safe pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202329917U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374921A (en) * | 2011-11-18 | 2012-03-14 | 郑州煤矿机械集团股份有限公司 | Intrinsic safety type pressure sensor for mine |
| CN102818670A (en) * | 2012-08-13 | 2012-12-12 | 西安近代化学研究所 | Explosion-field shock wave overpressure filter |
| CN102914404A (en) * | 2012-11-08 | 2013-02-06 | 中北大学 | Method for eliminating disadvantageous influences of explosion light on impact wave overpressure testing sensor |
| CN103292935A (en) * | 2013-05-17 | 2013-09-11 | 唐晓刚 | Pressure sensor |
| CN105606293A (en) * | 2015-12-27 | 2016-05-25 | 邹城市云天工贸有限公司 | Mine intrinsically safe pressure detector |
| CN107643133A (en) * | 2016-07-22 | 2018-01-30 | 上海域丰传感仪器有限公司 | Miniature micro- fusion pressure force snesor and preparation method thereof |
-
2011
- 2011-11-18 CN CN201120459427XU patent/CN202329917U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374921A (en) * | 2011-11-18 | 2012-03-14 | 郑州煤矿机械集团股份有限公司 | Intrinsic safety type pressure sensor for mine |
| CN102818670A (en) * | 2012-08-13 | 2012-12-12 | 西安近代化学研究所 | Explosion-field shock wave overpressure filter |
| CN102818670B (en) * | 2012-08-13 | 2014-04-16 | 西安近代化学研究所 | Explosion-field shock wave overpressure filter |
| CN102914404A (en) * | 2012-11-08 | 2013-02-06 | 中北大学 | Method for eliminating disadvantageous influences of explosion light on impact wave overpressure testing sensor |
| CN103292935A (en) * | 2013-05-17 | 2013-09-11 | 唐晓刚 | Pressure sensor |
| CN103292935B (en) * | 2013-05-17 | 2015-05-13 | 唐晓刚 | Pressure sensor |
| CN105606293A (en) * | 2015-12-27 | 2016-05-25 | 邹城市云天工贸有限公司 | Mine intrinsically safe pressure detector |
| CN105606293B (en) * | 2015-12-27 | 2018-07-27 | 邹城市云天工贸有限公司 | Mine-used I. S pressure detecting instrument |
| CN107643133A (en) * | 2016-07-22 | 2018-01-30 | 上海域丰传感仪器有限公司 | Miniature micro- fusion pressure force snesor and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120711 |