CN204085782U - A kind of buffering anti-explosion pressure gage - Google Patents
A kind of buffering anti-explosion pressure gage Download PDFInfo
- Publication number
- CN204085782U CN204085782U CN201420522008.XU CN201420522008U CN204085782U CN 204085782 U CN204085782 U CN 204085782U CN 201420522008 U CN201420522008 U CN 201420522008U CN 204085782 U CN204085782 U CN 204085782U
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- betal
- triode
- electric capacity
- instrument
- tempered glass
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Abstract
The utility model discloses a kind of buffering anti-explosion pressure gage, comprise instrument, betal can and control circuit, instrument lower end is connected with the buffering conduit of band bumper ring, the top of betal can is provided with tempered glass, it is inner that tempered glass embeds betal can edge, described betal can edge is provided with presser feet, rubber blanket is provided with between presser feet and tempered glass, presser feet is fixed on the edge of betal can by nut, hollow sandwich is formed between instrument and betal can, the top of betal can is provided with the disappointing retaining valve and hummer that are communicated with hollow sandwich, control circuit comprises TLC5510 chip and signal amplification circuit.The utility model can to give the alarm sound, points out danger signal in time, slows down pressure in instrument, prevent fragment splashes, prevent larger explosion accident further, play a very good protection to field staff.
Description
Technical field
The utility model relates to instrument field, specifically a kind of buffering anti-explosion pressure gage.
Background technology
Tensimeter, because its structure is simple, easy to use and the advantage of energy display-object environmental pressure, is widely used in industry-by-industry.Tensimeter operationally can be abnormal because of human operational error, external environment change or internal pressure, causes the manometric pressure that bears exceed nominal parameter and blast, once after damaging, also do not have safety practice timely.In order to the safety of support personnel, also some measures can be adopted in prior art to go to strengthen manometric intensity, but pressure is excessive in table, gas still can gush from the place that tensimeter is weaker pressure release, and the outlet of explosion cannot be directed, and after blasting, further do not prevent the measure of Leakage Gas, controlled by pipeline, just have impact on normal production.Existing tensimeter, bonnet mostly adopts metal shell and bolt to fix, and is all, from apparatus glass direction, explosion occurs when blasting, and glass disintegrating slag can cause huge actual bodily harm to observer.
Utility model content
The purpose of this utility model is that providing a kind of sends alerting signal and the buffering anti-explosion pressure gage of energy quick pressure releasing, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of buffering anti-explosion pressure gage, comprise instrument, betal can and control circuit, described instrument lower end is connected with buffering conduit, buffering conduit bent intermediate forms bumper ring, buffering conduit is provided with the electrically-controlled valve of band pressure transducer, the top of described betal can is provided with tempered glass, it is inner that tempered glass embeds betal can edge, described betal can edge is provided with presser feet, rubber blanket is provided with between presser feet and tempered glass, presser feet is fixed on the edge of betal can by nut, hollow sandwich is formed between described instrument and betal can, the top of betal can is provided with the disappointing retaining valve and hummer that are communicated with hollow sandwich,
Described control circuit comprises TLC5510 chip and signal amplification circuit, the pin REFBS of TLC5510 chip connects and mends electric capacity C1, pin ANALOGIN connects the slide rheostat Rp of electric capacity C3 and ground connection respectively by diode D1, slide rheostat Rp one end connects respectively and mends electric capacity C2 and magnetic bead L, the pressure signal that magnetic bead L Bonding pressure sensor gathers, pin VDDD13 connects and mends electric capacity C4, and pin VDDD11 connects and mends electric C9; Described signal amplifies electric capacity and comprises triode Q1, triode Q2 and triode Q3, pin CLK connects electric capacity C10 and triode Q1 respectively, the transmitting collection connecting triode Q2 base stage of triode Q1, the collector connecting triode Q3 base stage of triode Q1, triode Q2 emitter and electric capacity C10 other end ground connection, triode Q2 collector connecting triode Q3 emitter, triode Q3 collector exports amplifying signal.
As further program of the utility model: described presser feet is provided with five, and be evenly distributed on betal can edge.
As the utility model further scheme: the apparatus glass face in described instrument and tempered glass are in the same side.
Compared with prior art, the beneficial effects of the utility model are: the splashes after hollow sandwich structure can prevent apparatus glass from splitting, and therefore avoid the accident of injury human body; Hummer can give the alarm sound, points out danger signal in time, and retaining valve pressure release of losing heart slows down the pressure in instrument, prevents larger explosion accident further, plays a very good protection to field staff.
Accompanying drawing explanation
Fig. 1 is the front view of buffering anti-explosion pressure gage.
Fig. 2 is the right view of buffering anti-explosion pressure gage.
Fig. 3 is the control circuit figure of electrically-controlled valve.
In figure: 1-betal can; 2-presser feet; 3-nut; 4-tempered glass; 5-loses heart retaining valve; 6-hummer; 7-apparatus glass face; 8-cushions conduit; 9-instrument; 10-bumper ring; 11-rubber blanket; 12-electrically-controlled valve.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1 ~ 3, in the utility model embodiment, a kind of buffering anti-explosion pressure gage, comprise instrument 9, betal can 1 and control circuit, instrument 9 lower end is connected with buffering conduit 8, buffering conduit 8 bent intermediate forms bumper ring 10, buffering conduit 8 is provided with the electrically-controlled valve 12 of band pressure transducer, when tensimeter damages, pressure in tensimeter reduces, pressure transducer transmission of pressure signal in electrically-controlled valve 12, by chip pressure signal processed and amplify and be sent to turn-key system, control to cut off electrically-controlled valve 12 by turn-key system, stop the leakage of gas, ensure the safety of site environment, the top of betal can 1 is provided with tempered glass 4, and the apparatus glass face 7 in instrument 9 is in the same side, the numerical value of double glazing in reading displayed instrument with tempered glass 4.
It is inner that tempered glass 4 embeds betal can 1 edge, and betal can 1 edge is evenly provided with five presser feets 2, is provided with rubber blanket 11 between presser feet 2 and tempered glass 4, and presser feet 2 is tightly fixed on the edge of betal can 1 by nut 3, avoids the phenomenon that leaks air; Form hollow sandwich between instrument 9 and betal can 1, be subnormal ambient in hollow sandwich, the top of betal can 1 is provided with the disappointing retaining valve 5 and hummer 6 that are communicated with hollow sandwich.
When the pressure in instrument 9 is excessive, apparatus glass face 7 in instrument 9 is damaged by air pressure and is split, the negative pressure of hollow sandwich becomes high pressure conditions, and the steric restriction that betal can 1 and tempered glass 4 the are formed continuation campaign of apparatus glass, therefore avoids the accident injuring human body; Certain pressure is born in the space that betal can 1 and tempered glass 4 are formed simultaneously; when pressure continuation rising in hollow sandwich reaches certain value; first hummer 6 sends and pipes; give the alarm sound, prompting danger signal, when the pressure in hollow sandwich continues to rise; the retaining valve 5 that loses heart starts pressure release; slow down the pressure in instrument, prevent larger explosion accident, field staff is played a very good protection.
Control circuit comprises TLC5510 chip and signal amplification circuit, the pin REFBS of TLC5510 chip connects and mends electric capacity C1, pin ANALOGIN connects the slide rheostat Rp of electric capacity C3 and ground connection respectively by diode D1, slide rheostat Rp one end connects respectively and mends electric capacity C2 and magnetic bead L, the pressure signal that magnetic bead L Bonding pressure sensor gathers, pin VDDD13 connects and mends electric capacity C4, and pin VDDD11 connects and mends electric C9; The signal of process is passed to turn-key system by signal amplification circuit, electrically-controlled valve 12 is closed by turn-key system automatic control, stop the leakage of gas, signal amplifies electric capacity and comprises triode Q1, triode Q2 and triode Q3, pin CLK connects electric capacity C10 and triode Q1 respectively, the transmitting collection connecting triode Q2 base stage of triode Q1, the collector connecting triode Q3 base stage of triode Q1, triode Q2 emitter and electric capacity C10 other end ground connection, triode Q2 collector connecting triode Q3 emitter, triode Q3 collector exports amplifying signal.
Claims (3)
1. a buffering anti-explosion pressure gage, comprise instrument (9), betal can (1) and control circuit, it is characterized in that, described instrument (9) lower end is connected with buffering conduit (8), buffering conduit (8) bent intermediate forms bumper ring (10), buffering conduit (8) is provided with the electrically-controlled valve (12) of band pressure transducer, the top of described betal can (1) is provided with tempered glass (4), it is inner that tempered glass (4) embeds betal can (1) edge, described betal can (1) edge is provided with presser feet (2), rubber blanket (11) is provided with between presser feet (2) and tempered glass (4), presser feet (2) is fixed on the edge of betal can (1) by nut (3), hollow sandwich is formed between described instrument (9) and betal can (1), the top of betal can (1) is provided with the disappointing retaining valve (5) and hummer (6) that are communicated with hollow sandwich,
Described control circuit comprises TLC5510 chip and signal amplification circuit, the pin REFBS of TLC5510 chip connects and mends electric capacity C1, pin ANALOGIN connects the slide rheostat Rp of electric capacity C3 and ground connection respectively by diode D1, slide rheostat Rp one end connects respectively and mends electric capacity C2 and magnetic bead L, the pressure signal that magnetic bead L Bonding pressure sensor gathers, pin VDDD13 connects and mends electric capacity C4, and pin VDDD11 connects and mends electric C9; Described signal amplifies electric capacity and comprises triode Q1, triode Q2 and triode Q3, pin CLK connects electric capacity C10 and triode Q1 respectively, the transmitting collection connecting triode Q2 base stage of triode Q1, the collector connecting triode Q3 base stage of triode Q1, triode Q2 emitter and electric capacity C10 other end ground connection, triode Q2 collector connecting triode Q3 emitter, triode Q3 collector exports amplifying signal.
2. buffering anti-explosion pressure gage according to claim 1, is characterized in that, described presser feet (2) is provided with five, and is evenly distributed on betal can (1) edge.
3. buffering anti-explosion pressure gage according to claim 1, is characterized in that, the apparatus glass face (7) in described instrument (9) and tempered glass (4) are in the same side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522008.XU CN204085782U (en) | 2014-09-12 | 2014-09-12 | A kind of buffering anti-explosion pressure gage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420522008.XU CN204085782U (en) | 2014-09-12 | 2014-09-12 | A kind of buffering anti-explosion pressure gage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204085782U true CN204085782U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420522008.XU Expired - Fee Related CN204085782U (en) | 2014-09-12 | 2014-09-12 | A kind of buffering anti-explosion pressure gage |
Country Status (1)
| Country | Link |
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| CN (1) | CN204085782U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241605A (en) * | 2015-10-29 | 2016-01-13 | 山东大业股份有限公司 | Combined type pressure reduction gauge bending unit |
| CN109030778A (en) * | 2018-07-20 | 2018-12-18 | 中国农业科学院农田灌溉研究所 | The soil moisture monitor of direct-connected pressure vacuum gauge |
| CN109668680A (en) * | 2019-03-01 | 2019-04-23 | 安徽天康(集团)股份有限公司 | A kind of high-temperature anticorrosion shock resistance dust explosion protection diaphragm type display instrument and pressure gauge on the spot |
| CN111043710A (en) * | 2019-12-31 | 2020-04-21 | 安徽应流铸业有限公司 | Device for monitoring pipeline pressure of air-conditioning refrigeration system in real time |
-
2014
- 2014-09-12 CN CN201420522008.XU patent/CN204085782U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105241605A (en) * | 2015-10-29 | 2016-01-13 | 山东大业股份有限公司 | Combined type pressure reduction gauge bending unit |
| CN109030778A (en) * | 2018-07-20 | 2018-12-18 | 中国农业科学院农田灌溉研究所 | The soil moisture monitor of direct-connected pressure vacuum gauge |
| CN109030778B (en) * | 2018-07-20 | 2023-10-20 | 中国农业科学院农田灌溉研究所 | Soil moisture monitor directly connected with vacuum pressure gauge |
| CN109668680A (en) * | 2019-03-01 | 2019-04-23 | 安徽天康(集团)股份有限公司 | A kind of high-temperature anticorrosion shock resistance dust explosion protection diaphragm type display instrument and pressure gauge on the spot |
| CN111043710A (en) * | 2019-12-31 | 2020-04-21 | 安徽应流铸业有限公司 | Device for monitoring pipeline pressure of air-conditioning refrigeration system in real time |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160322 Address after: 100085 Beijing city Haidian District Qinghe anningzhuang Road No. 15 No. two cottage Patentee after: BEIJING ZHONGKEDUN TECHNOLOGY CO., LTD. Address before: 315700 Dandong street, Xiangshan County, Zhejiang, Ningbo Patentee before: Yao Hailing |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20170912 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |