CN203571145U - Emergency pressure regulator of long-distance conveying pipeline - Google Patents
Emergency pressure regulator of long-distance conveying pipeline Download PDFInfo
- Publication number
- CN203571145U CN203571145U CN201320381593.1U CN201320381593U CN203571145U CN 203571145 U CN203571145 U CN 203571145U CN 201320381593 U CN201320381593 U CN 201320381593U CN 203571145 U CN203571145 U CN 203571145U
- Authority
- CN
- China
- Prior art keywords
- pressure
- long
- relief piston
- postive stop
- stop baffle
- 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
Links
Landscapes
- Safety Valves (AREA)
Abstract
The utility model relates to pipeline transport apparatuses, particularly to an emergency pressure regulator of a long-distance conveying pipeline. Included are the conveying pipeline, a pressure regulating piston bearer, and a pressure regulating piston. A negative pressure limiting baffle plate and a positive pressure limiting baffle plate are arranged inside the pressure regulating piston bearer and used for limiting the moving range of the pressure regulating piston. The side wall, between the negative pressure limiting baffle plate and the positive pressure limiting baffle plate, of the pressure regulating piston bearer is provided with pressure release ports and pressure boost ports. A channel is formed on the pressure regulating piston and used for connecting the pressure release ports or the pressure boost ports with the conveying pipeline. The emergency pressure regulator is novel in structure, large in pressure regulating scope, and accurate in pressure regulation; and the emergency pressure regulator is particularly suitable for long-distance pipeline conveying in the field of chemical engineering, mineral dressing, and the like.
Description
Technical field
The utility model relates to pipeline conveying device, particularly the urgent pressure governor of a kind of long-distance transmission pipeline.Be applicable to the long-distance transportation through pipeline of chemical industry, ore dressing etc.
Background technique
In industrial processes, often use pipeline and carry.Pipeline is carried can transport the medium that kind is numerous and diverse, and owing to having certain pressure in pipeline in course of conveying, pipeline bears no small impact, and the Security that pipeline is carried significantly reduces, and working life is seriously limited.If pipe-line transportation system leaks, poisonous, hazardous medium that it transports will cause harmful effect, even threat to life to surrounding enviroment, personnel, equipment etc.
At present, in pipeline transportation process, generally install the Security that the equipment such as exhaust-valve, Safety water seal improve pipeline additional.But during system irregular operation, due to pressure change complicated and changeable, that conveyance conduit is distant, personnel patrol and examine dynamics is not in place etc., makes exhaust-valve, Safety water seal etc. equipment malfunction, does not have due protective action.If do not find in time or adopt remedial measures, will cause whole delivering pipe to stop, when serious, cause the generation of the serious accidents such as pipeline burst.
Model utility content
The purpose of this utility model is to provide a kind of automatic pressure regulation, stable, the safe and reliable urgent pressure governor of long-distance transmission pipeline.
The utility model solves the technological scheme that its technical problem adopts:
The urgent pressure governor of a kind of long-distance transmission pipeline, comprise conveyance conduit, relief piston bearing and relief piston, in relief piston bearing, be provided with negative pressure postive stop baffle and malleation postive stop baffle, negative pressure postive stop baffle and malleation postive stop baffle restriction relief piston moving range, on relief piston bearing sidewall between negative pressure postive stop baffle and malleation postive stop baffle, offer respectively pressure relief opening and boost port, on relief piston, offer passage, passage is communicated with pressure relief opening or boost port with conveyance conduit.
Described relief piston top is provided with spring fixed bearing, and spring fixed bearing is connected with upper press cover by spring guide assembly, between spring guide assembly and upper press cover, with connecting screw rod, fixes.
Described malleation postive stop baffle is connected with upper press cover by spacing guide rod assembly.
On described relief piston bearing sidewall, symmetry offers two pressure relief openings.
On described relief piston bearing sidewall, symmetry offers two boost port.
Described pressure relief opening is connected with safety pressure air bag.
Passage on described relief piston is in T shape.
The beneficial effects of the utility model are: 1, on the basis of conveyance conduit, installed urgent pressure governor additional, urgent pressure governor mainly comprises relief piston bearing and relief piston, in relief piston bearing, be provided with negative pressure postive stop baffle and malleation postive stop baffle, be used for limiting relief piston moving range, on relief piston bearing sidewall, offer respectively pressure relief opening and boost port, on relief piston, offer passage, passage is communicated with pressure relief opening or boost port with conveyance conduit, during the fluctuation of conveyance conduit internal pressure, can carry out overpressure adjusting by pressure relief opening or boost port.2, relief piston top is provided with spring fixed bearing, and spring fixed bearing is connected with upper press cover by spring guide assembly, between spring guide assembly and upper press cover, with connecting screw rod, fixes.Said structure has improved join strength and the flexible operation degree of relief piston, makes relief piston pressure regulation operation more quick, steady.3, on relief piston bearing sidewall, symmetry is offered two pressure relief openings and two boost port respectively, passage on relief piston is in T shape, T font passage moves with pressure relief opening or boost port and docks with relief piston, has increased pressure and has regulated space, and the sensitivity of pressure regulation is significantly promoted.4, malleation postive stop baffle is connected with upper press cover by spacing guide rod assembly, can adjust spacing position, facilitates T font passage to dock with pressure relief opening or boost port, when different pipeline is installed, by adjusting malleation postive stop baffle position, just can make pipeline internal pressure balance.The utility model novel structure in sum, range of regulation is large, pressure regulation is accurate, is particularly suitable for the long-distance transportation through pipeline of chemical industry, ore dressing etc.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
The urgent pressure governor of a kind of long-distance transmission pipeline as shown in the figure, comprise conveyance conduit 1, relief piston bearing 4 and relief piston 3, in relief piston bearing 4, be provided with negative pressure postive stop baffle 2 and malleation postive stop baffle 6, described malleation postive stop baffle 6 is connected with upper press cover 7 by spacing guide rod assembly 9.Negative pressure postive stop baffle 2 and malleation postive stop baffle 6 limit relief piston 3 movings range, on relief piston bearing 4 sidewalls between negative pressure postive stop baffle 2 and malleation postive stop baffle 6, symmetry is offered two pressure relief openings 11 and 14, two pressure relief openings 11 of two boost port are connected with safety pressure air bag 5 respectively.On relief piston 3, offer passage, the passage on relief piston 3 is in T shape, and T font passage is communicated with pressure relief opening 11 or boost port 14 with conveyance conduit 1.Described relief piston 3 tops are provided with spring fixed bearing 13, and spring fixed bearing 13 is connected with upper press cover 7 by spring guide assembly 10, fixing with connecting screw rod 12 between spring guide assembly 10 and upper press cover 7.
During use, first regulator is connected with conveyance conduit 1, by spacing guide rod assembly 9, adjusts spacing position, facilitate T font passage to dock with pressure relief opening or boost port and make pipeline internal pressure balance.When the pressure of conveyance conduit 1 in transportation increases, the fed sheet of a media mobile relief piston 3 that promotes that moves upward moves up, relief piston 3 contacts with malleation postive stop baffle 6, malleation postive stop baffle 6 limits in relief piston 3 continuation and moves, T font passage and two pressure relief openings 11 are connected, and fed sheet of a media enters in safety pressure air bag 5 by pressure relief opening 11, the pressure in unloading conveyance conduit 1, after pressure is normal, patrol officer is by safety pressure air bag 5 times, and cleaning enters the fed sheet of a media of air bag.When the pressure of conveyance conduit 1 in transportation reduces; the interior generation negative pressure of conveyance conduit 1; relief piston 3 moves down under the effect of negative pressure; relief piston 3 contacts with negative pressure postive stop baffle 2; negative pressure postive stop baffle 2 limits relief piston 3 to be continued to move down; T font passage and two boost port 14 are connected, and boost port 14 is communicated with atmosphere, have played the effect of protection pipeline.
Claims (7)
1. the urgent pressure governor of long-distance transmission pipeline, it is characterized in that comprising conveyance conduit (1), relief piston bearing (4) and relief piston (3), in relief piston bearing (4), be provided with negative pressure postive stop baffle (2) and malleation postive stop baffle (6), negative pressure postive stop baffle (2) and malleation postive stop baffle (6) restriction relief piston (3) moving range, on relief piston bearing (4) sidewall between negative pressure postive stop baffle (2) and malleation postive stop baffle (6), offer respectively pressure relief opening (11) and boost port (14), relief piston offers passage on (3), passage is communicated with pressure relief opening (11) or boost port (14) with conveyance conduit (1).
2. the urgent pressure governor of a kind of long-distance transmission pipeline according to claim 1, it is characterized in that described relief piston (3) top is provided with spring fixed bearing (13), spring fixed bearing (13) is connected with upper press cover (7) by spring guide assembly (10), fixing with connecting screw rod (12) between spring guide assembly (10) and upper press cover (7).
3. the urgent pressure governor of a kind of long-distance transmission pipeline according to claim 1 and 2, is characterized in that described malleation postive stop baffle (6) is connected with upper press cover (7) by spacing guide rod assembly (9).
4. the urgent pressure governor of a kind of long-distance transmission pipeline according to claim 3, is characterized in that on described relief piston bearing (4) sidewall, symmetry offers two pressure relief openings (11).
5. the urgent pressure governor of a kind of long-distance transmission pipeline according to claim 4, is characterized in that on described relief piston bearing (4) sidewall, symmetry offers two boost port (14).
6. the urgent pressure governor of a kind of long-distance transmission pipeline according to claim 4, is characterized in that described pressure relief opening (11) is connected with safety pressure air bag (5).
7. the urgent pressure governor of a kind of long-distance transmission pipeline according to claim 1, is characterized in that the passage on described relief piston (3) is in T shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320381593.1U CN203571145U (en) | 2013-06-30 | 2013-06-30 | Emergency pressure regulator of long-distance conveying pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320381593.1U CN203571145U (en) | 2013-06-30 | 2013-06-30 | Emergency pressure regulator of long-distance conveying pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203571145U true CN203571145U (en) | 2014-04-30 |
Family
ID=50538877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320381593.1U Expired - Fee Related CN203571145U (en) | 2013-06-30 | 2013-06-30 | Emergency pressure regulator of long-distance conveying pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203571145U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763828A (en) * | 2015-04-16 | 2015-07-08 | 国家电网公司 | Environment protection adjustable pressure releasing device of gas insulation transformer |
| CN105546265A (en) * | 2015-12-10 | 2016-05-04 | 重庆福悦安科技有限公司 | Pressure maintaining and relieving device of gas transmission pipeline |
| CN106641359A (en) * | 2017-01-09 | 2017-05-10 | 中国科学院合肥物质科学研究院 | Vacuum intake safety valve |
| CN109778952A (en) * | 2019-03-21 | 2019-05-21 | 中水北方勘测设计研究有限责任公司 | Pressure water pipe with negative pressure compensating bag |
| CN109854780A (en) * | 2019-03-16 | 2019-06-07 | 刘旭 | A kind of safety leakage proof type water valve for city water resource supply |
| CN112032374A (en) * | 2020-08-04 | 2020-12-04 | 安徽斯瑞尔阀门有限公司 | Backflow type double-end valve for hydraulic leveling |
| CN115591367A (en) * | 2022-11-30 | 2023-01-13 | 沈阳海龟医疗科技有限公司（Cn） | Vacuum compression all-in-one machine of reciprocating type VPSA technique |
-
2013
- 2013-06-30 CN CN201320381593.1U patent/CN203571145U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104763828A (en) * | 2015-04-16 | 2015-07-08 | 国家电网公司 | Environment protection adjustable pressure releasing device of gas insulation transformer |
| CN105546265A (en) * | 2015-12-10 | 2016-05-04 | 重庆福悦安科技有限公司 | Pressure maintaining and relieving device of gas transmission pipeline |
| CN106641359A (en) * | 2017-01-09 | 2017-05-10 | 中国科学院合肥物质科学研究院 | Vacuum intake safety valve |
| CN106641359B (en) * | 2017-01-09 | 2020-07-10 | 中国科学院合肥物质科学研究院 | Vacuum air inlet safety valve |
| CN109854780A (en) * | 2019-03-16 | 2019-06-07 | 刘旭 | A kind of safety leakage proof type water valve for city water resource supply |
| CN109778952A (en) * | 2019-03-21 | 2019-05-21 | 中水北方勘测设计研究有限责任公司 | Pressure water pipe with negative pressure compensating bag |
| CN112032374A (en) * | 2020-08-04 | 2020-12-04 | 安徽斯瑞尔阀门有限公司 | Backflow type double-end valve for hydraulic leveling |
| CN115591367A (en) * | 2022-11-30 | 2023-01-13 | 沈阳海龟医疗科技有限公司（Cn） | Vacuum compression all-in-one machine of reciprocating type VPSA technique |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203571145U (en) | Emergency pressure regulator of long-distance conveying pipeline | |
| CN201779321U (en) | High-pressure pneumatic emergency shutoff valve | |
| CN103487219B (en) | A kind of Small General Aircraft passenger cabin and fuel tank integration air tightness detection system | |
| CN202851484U (en) | Hydraulic lift system of high-low pressure controlled trolley | |
| CN203892869U (en) | Automatic filling device of low-temperature liquid tank truck | |
| CN204828817U (en) | Novel relief valve | |
| CN201896978U (en) | Automatic shutoff multi-level explosion relief valve with springs | |
| CN204436951U (en) | A kind of explosive-proof electromagnetic valve for hydraulic pump outlet | |
| CN210681919U (en) | Diethyl carbonate storage tank oxygen content control device | |
| CN102466065A (en) | Spring self-closing type multistage explosion venting valve | |
| CN201909077U (en) | Pressure-stabilization self-regulation valve | |
| CN203162269U (en) | Novel vacuum safety valve of airplane sewage truck | |
| CN203297174U (en) | Oil pressure constant device of hydraulic oil pump | |
| CN104696702A (en) | Safety gas supply device for chemical equipment | |
| CN204739240U (en) | Valve | |
| CN204650300U (en) | A kind of automatic constant pressure device | |
| CN102963685A (en) | Automatic tensioning device | |
| CN204664530U (en) | A kind of pressure relief valve | |
| CN109056663A (en) | The automatic drive of gate of hydropower station locking sill bolt spring idler wheel | |
| CN210584883U (en) | Triphenylphosphine tank field combustible liquid nitrogen protection device | |
| CN202673555U (en) | Electrohydraulic follow-up device for water turbine control system | |
| CN203516251U (en) | Double-direction balance valve device | |
| CN203223600U (en) | Automatic-control emptying safety valve | |
| CN203718269U (en) | Pipeline buffering connector | |
| CN203917971U (en) | Full-automatic high-pressure gas high speed counterweight system apparatus |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20190630 |