CN204283378U - A kind of self feed back injector - Google Patents
A kind of self feed back injector Download PDFInfo
- Publication number
- CN204283378U CN204283378U CN201420732770.0U CN201420732770U CN204283378U CN 204283378 U CN204283378 U CN 204283378U CN 201420732770 U CN201420732770 U CN 201420732770U CN 204283378 U CN204283378 U CN 204283378U
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- CN
- China
- Prior art keywords
- connecting rod
- air inlet
- pressure gas
- high pressure
- float plate
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of self feed back injector, comprise escape pipe, intervalve, air inlet pipe, adaptor, flow control valve, escape pipe connects air inlet pipe by intervalve, air inlet pipe comprises high pressure gas air inlet port and low pressure gas air inlet port, high pressure gas airintake direction and low pressure gas airintake direction acutangulate, the high pressure gas air inlet port of described air inlet pipe is by adaptor connection traffic control valve, and flow control valve comprises spring, float plate, connecting axle, expansion link, connecting rod a, connecting rod b, ball valve, axis of rotation, valve body; Spring fitting is at body base; Connecting axle is installed in float plate upper end; Connecting axle connection expansion link; Expansion link stretches out valve body outside by external tapping, and expansion link connects connecting rod a by axis of rotation, and connecting rod a connects connecting rod b, and the other end of connecting rod b connects the control lever of ball valve.The utility model responds to intake velocity and the pressure of high pressure gas by float plate, and controls ball valve rotation by connecting rod thus realize the automatic adjustment of flow.
Description
Technical field
The utility model relates to a kind of self feed back injector, gather for oil field low pressure natural gas and other relevant industries low pressure gas reclaim field.
Background technology
China's natural gas resource is more and more shorter, and how effectively to gather oil field low pressure gas, especially oil well associated gas are the problems that people pay much attention to always.During gas-field exploitation, because geological conditions is different, gas-bearing formation pressure is also different, generally can be divided into the high-pressure gas reservoir being greater than 8MPa and the low pressure gas-bearing formation lower than 5MPa.Time defeated outside current extraction gas, pipeline pressure is about 6MPa, high pressure gas directly step-down can input multi-purpose station pipeline or gas station, and gathering and the outer defeated good way that also do not have of low pressure gas, be bleed off emptying in vain for low pressure gas or burn the earliest, cause huge waste, but also cause atmosphere pollution.Low pressure gas was pressurized to a little more than defeated outside outer gas pipeline pressure by a lot of local compressor that adopts afterwards.This method is obviously also unreasonable.
The energy of high-pressure gas reservoir wastes because of step-down, and low pressure gas compressor used consumes a large amount of electric energy, also will improve the cost of equipment purchase, working service.In order to energy conservation, reduce equipment, increase the benefit, someone begins one's study and utilizes the energy of high pressure draught to attract to gather low pressure gas, facts have proved that this method is effective.But also there is many problems in existing injection drainage system: the pressure working condition of high pressure gas and low pressure gas often changes, and the pressure versus flow of current injection flow diverter is non-adjustable, causes the collecting efficiency of low pressure gas fluctuated; The angle of incidence of low pressure gas is vertical with high pressure draught direction, penetrates that to draw rate not high.Application number be 201020148374.5 " adjustable gas-liquid injector " utility model patent propose that a kind of flow of high pressure gas is adjustable, low pressure gas Way in and high pressure draught direction injector in an acute angle, realize the Flow-rate adjustment of high pressure gas by handwheel control gear, tooth bar motion.In practical operation, this injector by manual adjustments needs special messenger to operate, and can not regulate timely, and enough could not solve the change of high pressure gas pressure affects problem to low pressure gas collecting efficiency.For above problem, be necessary to design a kind of injector that automatically can regulate high pressure gas flow according to the pressure feedback information of high pressure gas.
Summary of the invention
The purpose of this utility model is to provide a kind of self feed back injector, and this injector can regulate the flow of high pressure gas automatically according to the pressure feedback information of high pressure gas, achieve the automatic adjustment of high pressure gas flow.
The technical scheme in the invention for solving the technical problem is: a kind of self feed back injector, comprise escape pipe 1, intervalve 2, air inlet pipe 3, adaptor 4, flow control valve 5, escape pipe 1 connects air inlet pipe 3 by intervalve 2, air inlet pipe 3 comprises high pressure gas air inlet port and low pressure gas air inlet port, high pressure gas airintake direction and low pressure gas airintake direction acutangulate, the high pressure gas air inlet port of described air inlet pipe 3 is by adaptor 4 connection traffic control valve 5, flow control valve 5 comprises spring 5-1, float plate 5-2, connecting axle 5-3, seal cover 5-4, expansion link 5-5, connecting rod a5-6, connecting rod b5-7, ball valve 5-8, axis of rotation 5-9, valve body 5-10, valve body 5-10 external vertical is welded a projecting tube 5-11 and is sealed projecting tube 5-11 opening by seal cover 5-4, the side of projecting tube 5-11 air inlet side is provided with external tapping 5-11-1, weld projecting tube 5-11 position at valve body 5-10 and one strip hole is set, spring 5-1 is arranged on bottom valve body 5-10, the float plate 5-2 rear end of high pressure gas airintake direction, connecting axle 5-3 is installed in float plate 5-2 upper end, connecting axle 5-3 is stretched out by the strip hole on valve body 5-10, connecting axle 5-3 connection expansion link 5-5, it is outside that expansion link 5-5 stretches out valve body 5-10 by external tapping 5-11-1, and expansion link 5-5 connects connecting rod a5-6 by axis of rotation 5-9, and connecting rod a5-6 connects connecting rod b5-7, and the other end of connecting rod b5-7 connects the control lever of ball valve 5-8, the length of axis of rotation 5-9 remainder except the length of coupling part, two ends is greater than the thickness sum of expansion link 5-5 and connecting rod a5-6.
As optimization, described float plate 5-2 is a cylinder, and wherein high pressure gas airintake direction is float plate 5-2 front end, and float plate 5-2 front end face is cut sth. askew, and otch is up big and down small; The in axial direction crosscut of float plate 5-2 top, and process a screwed hole at top open center.
As optimization, described external tapping 5-11-1 position is provided with sealing shroud.
As optimization, the control lever top of described ball valve 5-8 arranges a handwheel, and ball valve 5-8 control lever lower end is thick axle, and upper end is thin axle, the external surface of thin axle and thick axle contact position is provided with the gear teeth, and connecting rod b5-7 is provided with the gear teeth corresponding with it with ball valve 5-8 control lever position.
The beneficial effects of the utility model are: compared with prior art, and a kind of self feed back injector of the present utility model responds to intake velocity and the pressure of high pressure gas by float plate, and control ball valve rotation by connecting rod thus realize the automatic adjustment of flow.
Accompanying drawing explanation
Fig. 1 is the utility model top view.
Fig. 2 is the utility model elevation.
Fig. 3 is Fig. 1 sectional view.
Fig. 4 is float plate overall construction drawing.
Fig. 5 is overall construction drawing of the present utility model.
Fig. 6 is Fig. 5 partial enlarged drawing.
Wherein, 1 escape pipe, 2 intervalves, 3 air inlet pipe, 4 adaptors, 5 flow control valves, 5-1 spring, 5-2 float plate, 5-3 connecting axle, 5-4 seal cover, 5-5 expansion link, 5-6 connecting rod a, 5-7 connecting rod b, 5-8 ball valve, 5-9 axis of rotation, 5-10 valve body, 5-11 projecting tube, 5-11-1 external tapping.
Detailed description of the invention
As shown in Figure 1 to Figure 3, a kind of self feed back injector, comprise escape pipe 1, intervalve 2, air inlet pipe 3, adaptor 4, flow control valve 5, escape pipe 1 connects air inlet pipe 3 by intervalve 2, air inlet pipe 3 comprises high pressure gas air inlet port and low pressure gas air inlet port, high pressure gas airintake direction and low pressure gas airintake direction acutangulate, the high pressure gas air inlet port of described air inlet pipe 3 is by adaptor 4 connection traffic control valve 5, flow control valve 5 comprises spring 5-1, float plate 5-2, connecting axle 5-3, seal cover 5-4, expansion link 5-5, connecting rod a5-6, connecting rod b5-7, ball valve 5-8, axis of rotation 5-9, valve body 5-10, valve body 5-10 external vertical is welded a projecting tube 5-11 and is sealed projecting tube 5-11 opening by seal cover 5-4, the side of projecting tube 5-11 air inlet side is provided with external tapping 5-11-1, weld projecting tube 5-11 position at valve body 5-10 and one strip hole is set, spring 5-1 is arranged on bottom valve body 5-10, the float plate 5-2 rear end of high pressure gas airintake direction, connecting axle 5-3 is installed in float plate 5-2 upper end, connecting axle 5-3 is stretched out by the strip hole on valve body 5-10, connecting axle 5-3 connection expansion link 5-5, it is outside that expansion link 5-5 stretches out valve body 5-10 by external tapping 5-11-1, and expansion link 5-5 connects connecting rod a5-6 by axis of rotation 5-9, and connecting rod a5-6 connects connecting rod b5-7, and the other end of connecting rod b5-7 connects the control lever of ball valve 5-8, the length of axis of rotation 5-9 remainder except the length of coupling part, two ends is greater than the thickness sum of expansion link 5-5 and connecting rod a5-6.As shown in Figure 4, float plate 5-2 is a cylinder, and wherein high pressure gas airintake direction is float plate 5-2 front end, and float plate 5-2 front end face is cut sth. askew, and otch is up big and down small; The in axial direction crosscut of float plate 5-2 top, and process a screwed hole at top open center.As shown in Figure 5, Figure 6, external tapping 5-11-1 position is provided with sealing shroud.The control lever top of ball valve 5-8 arranges a handwheel, and ball valve 5-8 control lever lower end is thick axle, and upper end is thin axle, and the external surface of thin axle and thick axle contact position is provided with the gear teeth, and connecting rod b5-7 is provided with the gear teeth corresponding with it with ball valve 5-8 control lever position.
During use, first regulate the installed part on axis of rotation 5-9, make connecting rod b5-7 higher than the gear teeth on ball valve 5-8 control lever; Then regulate ball valve 5-8 until air inflow meets the requirements; Ball valve 5-8 is motionless, regulates the installed part on axis of rotation 5-9, makes the gear teeth meshing on connecting rod b5-7 and ball valve 5-8 control lever; When air inflow is excessive, move after gas push float plate 5-2, drive ball valve 5-8 control lever to rotate by connecting rod thereupon, thus reduce air inflow; When air inflow is too small, spring 5-1 promotes float plate 5-2 reach, drives ball valve 5-8 control lever to rotate thereupon, thus increase air inflow by connecting rod.
Above-mentioned detailed description of the invention is only concrete case of the present invention; scope of patent protection of the present invention includes but not limited to product form and the style of above-mentioned detailed description of the invention; any meet claims of the present invention a kind of self feed back injector and any person of an ordinary skill in the technical field to its suitable change done or modification, all should fall into scope of patent protection of the present invention.
Claims (4)
1. a self feed back injector, comprise escape pipe (1), intervalve (2), air inlet pipe (3), adaptor (4), flow control valve (5), escape pipe (1) connects air inlet pipe (3) by intervalve (2), air inlet pipe (3) comprises high pressure gas air inlet port and low pressure gas air inlet port, high pressure gas airintake direction and low pressure gas airintake direction acutangulate, it is characterized in that: the high pressure gas air inlet port of described air inlet pipe (3) is by adaptor (4) connection traffic control valve (5), flow control valve (5) comprises spring (5-1), float plate (5-2), connecting axle (5-3), seal cover (5-4), expansion link (5-5), connecting rod a(5-6), connecting rod b(5-7), ball valve (5-8), axis of rotation (5-9), valve body (5-10), valve body (5-10) external vertical is welded a projecting tube (5-11) and is sealed projecting tube (5-11) opening by seal cover (5-4), the side of projecting tube (5-11) air inlet side is provided with external tapping (5-11-1), weld projecting tube (5-11) position at valve body (5-10) and one strip hole is set, spring (5-1) is arranged on float plate (5-2) rear end of valve body (5-10) bottom, high pressure gas airintake direction, connecting axle (5-3) is installed in float plate (5-2) upper end, connecting axle (5-3) is stretched out by the strip hole on valve body (5-10), connecting axle (5-3) connection expansion link (5-5), it is outside that expansion link (5-5) stretches out valve body (5-10) by external tapping (5-11-1), expansion link (5-5) connects connecting rod a(5-6 by axis of rotation (5-9)), connecting rod a(5-6) connect connecting rod b(5-7), connecting rod b(5-7) the other end connect ball valve (5-8) control lever, axis of rotation (5-9) length of remainder except the length of coupling part, two ends is greater than expansion link (5-5) and connecting rod a(5-6) thickness sum.
2. a kind of self feed back injector according to claim 1, is characterized in that: described float plate (5-2) is a cylinder, and wherein high pressure gas airintake direction is float plate (5-2) front end, and float plate (5-2) front end face is cut sth. askew, and otch is up big and down small; The in axial direction crosscut of float plate (5-2) top, and process a screwed hole at top open center.
3. a kind of self feed back injector according to claim 1, is characterized in that: described external tapping (5-11-1) position is provided with sealing shroud.
4. a kind of self feed back injector according to claim 1, it is characterized in that: the control lever top of described ball valve (5-8) arranges a handwheel, ball valve (5-8) control lever lower end is thick axle, upper end is thin axle, the gear teeth are provided with, connecting rod b(5-7 at the external surface of thin axle and thick axle contact position) ball valve (5-8) control lever position is provided with the gear teeth corresponding with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420732770.0U CN204283378U (en) | 2014-12-01 | 2014-12-01 | A kind of self feed back injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420732770.0U CN204283378U (en) | 2014-12-01 | 2014-12-01 | A kind of self feed back injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204283378U true CN204283378U (en) | 2015-04-22 |
Family
ID=52866553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420732770.0U Expired - Fee Related CN204283378U (en) | 2014-12-01 | 2014-12-01 | A kind of self feed back injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204283378U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224598A (en) * | 2016-08-31 | 2016-12-14 | 渤海阀门集团有限公司 | Operated pneumatic valve |
-
2014
- 2014-12-01 CN CN201420732770.0U patent/CN204283378U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106224598A (en) * | 2016-08-31 | 2016-12-14 | 渤海阀门集团有限公司 | Operated pneumatic valve |
| CN106224598B (en) * | 2016-08-31 | 2018-10-26 | 渤海阀门集团有限公司 | Operated pneumatic valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190929 Address after: 257100 101, building 1, No. 7, Yicheng Road, Dongying District, Dongying City, Shandong Province Patentee after: Shandong Rongteng Petroleum Equipment Co., Ltd. Address before: 257081 No. fourteen, No. 188, Shengli Economic Development Zone, Shandong, Dongying Patentee before: SHENGLI OILFIELD RUITE MACHINERY MANUFACTURING CO., LTD. |
|
| 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: 20150422 Termination date: 20191201 |