CN212745191U - Non-return device for gas circuit of high-dryness composite gas generator - Google Patents
Non-return device for gas circuit of high-dryness composite gas generator Download PDFInfo
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- CN212745191U CN212745191U CN202120354293.9U CN202120354293U CN212745191U CN 212745191 U CN212745191 U CN 212745191U CN 202120354293 U CN202120354293 U CN 202120354293U CN 212745191 U CN212745191 U CN 212745191U
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Abstract
The utility model relates to a viscous crude thermal recovery technical field specifically is a non return device that is used for compound gas generator gas circuit of high dryness fraction, and its technical scheme is: the high-pressure water-saving valve comprises a valve body, the valve body top is through bolt fixed connection valve gap, valve body left end integrated into one piece is equipped with ring flange connecting piece one, valve body right-hand member integrated into one piece is equipped with ring flange connecting piece two, the inside runner one, runner two and the runner three that is equipped with of valve body, runner one and runner two intersection are equipped with the first one of shutoff, the first top fixed connection lifter of shutoff, the lifter top is equipped with drive spring, the beneficial effects of the utility model are that: the first plugging head and the second plugging head are arranged in the valve body, and backflow is prevented by the first plugging head and the second plugging head at the same time, so that the backflow preventing effect is better; when one of them shutoff head goes wrong, another shutoff head can also normally work, and the effectual backflow prevention that carries on, fault-tolerant rate is higher, and the practicality is stronger.
Description
Technical Field
The utility model relates to a viscous crude thermal recovery technical field, concretely relates to a non return device that is used for compound gas generator gas circuit of high quality.
Background
At present, a common check device is provided with a check valve, and the check valve refers to a valve of which the opening and closing piece is a circular valve clack and acts by self weight and medium pressure to block the medium from flowing backwards; the valve clack motion mode is divided into lifting type and swing type, the lifting type check valve is similar to the structure of the stop valve, only a valve rod for driving the valve clack is lacked, and a medium flows in from an inlet end and flows out from an outlet end; when the inlet pressure is greater than the sum of the weight of the valve clack and the flow resistance thereof, the valve is opened; on the contrary, when the medium flows backwards, the valve is closed, the swing check valve is provided with a valve clack which is obliquely arranged and can rotate around a shaft, the working principle is similar to that of the lifting check valve, and the check valve is commonly used as a bottom valve of a water pumping device and can prevent the backflow of water; the check valve and the stop valve are used in combination, so that the safety isolation effect can be achieved, and the defects that the resistance is large and the sealing performance is poor when the valve is closed are overcome.
The existing check valve is only provided with one plugging piece in the valve body, when the plugging piece is inflexible in plugging and the plugging piece is damaged, the whole check valve can lose the function and possibly generate the backflow condition, so that the fault-tolerant performance of the check valve is low.
Therefore, the invention is necessary to develop a non-return device used on the gas path of the high-dryness compound gas generator.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a non return device for on high quality composite gas generator gas circuit, through set up shutoff head two and the first two sets of runner shutoff pieces of shutoff in the valve body, when one of them shutoff piece is inflexible, another one shutoff piece can carry out the separation to the runner, prevents the fluid backward flow, and reinforcing fault-tolerant performance has solved the not enough that current check valve exists.
In order to achieve the above object, the present invention provides the following technical solutions:
a non-return device used on a gas circuit of a high-dryness composite gas generator comprises a valve body, wherein the top of the valve body is fixedly connected with a valve cover through bolts, the left end of the valve body is integrally provided with a first flange plate connecting piece, the right end of the valve body is integrally provided with a second flange plate connecting piece, a first flow passage, a second flow passage and a third flow passage are arranged inside the valve body, a first plugging head is arranged at the intersection of the first flow passage and the second flow passage, the top of the first plugging head is fixedly connected with a lifting rod, a driving spring is arranged above the lifting rod, the top of the driving spring is fixedly connected with a spring mounting plate, the bottom of the valve cover is integrally provided with a first sleeve and a second sleeve, the outer wall of the first sleeve is sleeved with a first sealing ring, the outer wall of the second sleeve is sleeved with a second sealing ring, the valve body is, the movable arm is fixedly provided with a second blocking head through a bolt, and the second blocking head is positioned at an outlet at the right end of the second flow passage.
Preferably, the first flange plate connecting piece and the second flange plate connecting piece are both provided with internal thread holes, and the spring mounting plate and the driving spring are both arranged in the inner cavity of the first sleeve.
Preferably, the first flow passage, the second flow passage and the flow passage are communicated, and the top of the lifting rod is connected with the first sleeve in a sliding mode.
Preferably, the first plugging head is located at an outlet at the right end of the flow passage, and the first sealing ring is made of silicon rubber.
Preferably, the spring mounting plate is fixedly mounted on the valve cover through bolts, and the second sealing ring is made of fluororubber.
Preferably, the valve body is provided with a first reinforcing rib, a second reinforcing rib, a third reinforcing rib, a fourth reinforcing rib and a fifth reinforcing rib.
The utility model has the advantages that:
1. the valve cover is connected with the valve body, so that the interior of the valve body is convenient to maintain, and the joint of the valve body and the valve cover is effectively sealed by the first sealing ring and the second sealing ring, so that fluid is prevented from overflowing;
2. the first plugging head and the second plugging head are arranged in the valve body, and backflow is prevented by the first plugging head and the second plugging head at the same time, so that the backflow preventing effect is better; when one of them shutoff head goes wrong, another shutoff head can also normally work, and the effectual backflow prevention that carries on, fault-tolerant rate is higher, and the practicality is stronger.
Drawings
Fig. 1 is a schematic structural diagram provided in embodiment 1 of the present invention;
fig. 2 is a partial view of the left end of fig. 1 provided in embodiment 1 of the present invention;
fig. 3 is a partial view of the right end of fig. 1 provided in embodiment 1 of the present invention;
fig. 4 is an enlarged view of a point a in fig. 1 provided in embodiment 1 of the present invention;
fig. 5 is a schematic structural diagram provided in embodiment 2 of the present invention.
In the figure: the valve comprises a valve body 1, a first flange connecting piece 2, a first flow channel 3, a second flow channel 4, a second plugging head 5, a movable arm 6, a pin rod 7, a fixing plate 8, a valve cover 9, a second flange connecting piece 10, a third flow channel 11, a first plugging head 12, a lifting rod 13, a first sealing ring 14, a second sealing ring 15, a first sleeve 16, a second sleeve 17, a spring mounting plate 18, a driving spring 19, a second reinforcing rib 20, a first reinforcing rib 21, a third reinforcing rib 22, a fourth reinforcing rib 23 and a fifth reinforcing rib 24.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example 1:
referring to fig. 1-4, the non-return device for the gas circuit of the high-dryness composite gas generator of the embodiment comprises a valve body 1, the top of the valve body 1 is fixedly connected with a valve cover 9 through bolts, a first flange connecting piece 2 is integrally formed at the left end of the valve body 1, a second flange connecting piece 10 is integrally formed at the right end of the valve body 1, a first flow passage 3, a second flow passage 4 and a third flow passage 11 are arranged inside the valve body 1, a first plugging head 12 is arranged at the junction of the first flow passage 3 and the second flow passage 4, a lifting rod 13 is fixedly connected with the top of the first plugging head 12, a driving spring 19 is arranged above the lifting rod 13, a spring mounting plate 18 is fixedly connected with the top of the driving spring 19, a first sleeve 16 and a second sleeve 17 are integrally formed at the bottom of the valve cover 9, a first sealing ring 14 is sleeved on the outer wall of the, the valve body 1 is fixedly provided with a fixed plate 8 through a bolt, one end of the bottom of the fixed plate 8 is fixedly provided with a pin rod 7, the outer wall of the pin rod 7 is sleeved with a movable arm 6, the movable arm 6 is fixedly provided with a second blocking head 5 through a bolt, and the second blocking head 5 is positioned at an outlet at the right end of the second flow channel 4; the flange plate connecting piece I2 is used for connecting with an input pipeline of fluid, and the flange plate connecting piece II 10 is used for connecting with an output pipeline of fluid; the first sleeve 16 has the effects that the first sleeve can be sleeved with the first sealing ring 14 to limit the first sealing ring 14, so that the first sealing ring 14 can better seal the joint of the valve cover 9 and the valve body 1, the second sleeve can be used for placing the driving spring 19 to avoid the distortion of the driving spring 19, and the third sleeve can be used for limiting the lifting rod 13 connected with the first plugging head 12 to ensure that the lifting rod 13 and the first plugging head 12 can only move up and down, so that the first plugging head 12 can better plug the outlet of the first flow channel 3 at the shortest distance, and the plugging efficiency is improved; the second sleeve 17 is used for sleeving the second sealing ring 15 to limit the second sealing ring 15, so that the second sealing ring 15 can better seal the joint of the valve cover 9 and the valve body 1.
Furthermore, the first flange plate connecting piece 2 and the second flange plate connecting piece 10 are both provided with internal threaded holes, and the spring mounting plate 18 and the driving spring 19 are both arranged in the inner cavity of the first sleeve 16; the driving spring 19 is arranged in the first sleeve 16, so that the driving spring 19 can be prevented from being twisted, and the driving spring 19 can only move up and down.
Further, the first flow passage 3, the second flow passage 4 and the third flow passage 11 are communicated, and the top of the lifting rod 13 is connected with the first sleeve 16 in a sliding manner; the lifting rod 13 is used for connecting the plugging head 12 and driving the plugging head 12 to move up and down in the process that the lifting rod 13 moves up and down.
Further, the first plugging head 12 is located at an outlet at the right end of the first flow channel 3, and the first sealing ring 14 is made of a silicon rubber material; the first plugging head 12 is used for plugging the outlet of the first flow channel 3, blocking the first flow channel 3 and the second flow channel 4 and preventing fluid from flowing back; the first sealing ring 14 is used for sealing the joint of the valve cover 9 and the valve body 1 and preventing fluid from flowing out of the joint of the valve cover 9 and the valve body 1.
Further, the spring mounting plate 18 is fixedly mounted on the valve cover 9 through bolts, and the second sealing ring 15 is made of a fluororubber material; the spring mounting plate 18 is used for fixedly connecting the driving spring 19 with the valve cover 9; the second sealing ring 15 is used for sealing the joint of the valve cover 9 and the valve body 1 and preventing fluid from flowing out of the joint of the valve cover 9 and the valve body 1.
The implementation scenario is specifically as follows: when the utility model is used, the first sealing ring 14 is sleeved on the first sleeve 16, the spring mounting plate 18 is mounted at the bottom of the valve cover 9 by bolts, the driving spring 19 is positioned in the first sleeve 16, the lifting rod 13 is connected with the bottom of the driving spring 19, the first plugging head 12 at the bottom of the lifting rod 13 plugs the outlet of the first flow channel 3 under the self-gravity of the lifting rod 13 and the elastic action of the driving spring 19, the fixed plate 8 is mounted on the valve body 1 by bolts, the second plugging head 5 plugs the outlet of the second flow channel 4 under the gravity action of the second plugging head 5 and the movable arm 6, the second sealing ring 15 is sleeved on the second sleeve 17, the valve cover 9 is connected with the valve body 1 by bolts, the first sealing ring 14 and the second sealing ring 15 seal the joint of the valve cover 9 and the valve body 1, the first flange connecting piece 2 is connected with the fluid input pipeline, connecting the flange connecting piece II 10 with a fluid output pipeline, pushing the plugging head I12 upwards under the pressure of fluid so that the flow channel I3 is communicated with the flow channel II 4, enabling the fluid to flow into the flow channel II 4, enabling the plugging head II 5 to rotate around the pin rod 7 along with the movable arm 6 under the action of the fluid pressure so that the flow channel II 4 is communicated with the flow channel III 11, completing the fluid conveying, when the fluid input pipeline at the left end of the flow channel I3 stops conveying the fluid or the pressure of the fluid is over-small, enabling the plugging head I12 to move downwards under the gravity of the plugging head I12 and the lifting rod 13 and the elastic action of the driving spring 19 so as to plug the outlet of the flow channel I3, reducing the fluid pressure in the flow channel II 4 at the moment, enabling the plugging head II 5 to rotate along with the movable arm 6 under the action of the gravity of the plugging head II 5 and the movable arm 6 so as to plug the outlet of the flow channel II 4, avoiding fluid backflow.
Example 2:
referring to fig. 5, the difference from embodiment 1 is: the valve body 1 is provided with a first reinforcing rib 21, a second reinforcing rib 20, a third reinforcing rib 22, a fourth reinforcing rib 23 and a fifth reinforcing rib 24; the second reinforcing rib 20, the first reinforcing rib 21, the third reinforcing rib 22, the fourth reinforcing rib 23 and the fifth reinforcing rib 24 effectively enhance the mechanical strength of the valve body 1, so that the pressure resistance of the valve body 1 is improved.
The implementation scenario is specifically as follows: when the utility model is used, the first sealing ring 14 is sleeved on the first sleeve 16, the spring mounting plate 18 is mounted at the bottom of the valve cover 9 by bolts, the driving spring 19 is positioned in the first sleeve 16, the lifting rod 13 is connected with the bottom of the driving spring 19, the first plugging head 12 at the bottom of the lifting rod 13 plugs the outlet of the first flow channel 3 under the self-gravity of the lifting rod 13 and the elastic action of the driving spring 19, the fixed plate 8 is mounted on the valve body 1 by bolts, the second plugging head 5 plugs the outlet of the second flow channel 4 under the gravity action of the second plugging head 5 and the movable arm 6, the second sealing ring 15 is sleeved on the second sleeve 17, the valve cover 9 is connected with the valve body 1 by bolts, the first sealing ring 14 and the second sealing ring 15 seal the joint of the valve cover 9 and the valve body 1, the first flange connecting piece 2 is connected with the fluid input pipeline, connecting the flange connecting piece II 10 with a fluid output pipeline, pushing the plugging head I12 upwards under the pressure of fluid so that the flow channel I3 is communicated with the flow channel II 4, enabling the fluid to flow into the flow channel II 4, enabling the plugging head II 5 to rotate around the pin rod 7 along with the movable arm 6 under the action of the fluid pressure so that the flow channel II 4 is communicated with the flow channel III 11, completing the fluid conveying, when the fluid input pipeline at the left end of the flow channel I3 stops conveying the fluid or the pressure of the fluid is over-small, enabling the plugging head I12 to move downwards under the gravity of the plugging head I12 and the lifting rod 13 and the elastic action of the driving spring 19 so as to plug the outlet of the flow channel I3, reducing the fluid pressure in the flow channel II 4 at the moment, enabling the plugging head II 5 to rotate along with the movable arm 6 under the action of the gravity of the plugging head II 5 and the movable arm 6 so as to plug the outlet of the flow channel II 4, avoiding fluid backflow; the two 20, the one 21, the three 22, the four 23 and the five 24 effectual mechanical properties that have strengthened the valve body 1 of strengthening rib to the compressive property of valve body 1 has been improved, makes the fluid of bigger pressure can flow through to valve body 1, accelerates the velocity of flow, increases flow.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.
Claims (6)
1. The utility model provides a non return device for on high dryness fraction composite gas generator gas circuit, includes valve body (1), its characterized in that: the valve comprises a valve body (1), a valve cover (9) fixedly connected with the top of the valve body (1) through a bolt, a first flange plate connecting piece (2) is arranged at the left end of the valve body (1) in an integrated forming mode, a second flange plate connecting piece (10) is arranged at the right end of the valve body (1) in an integrated forming mode, a first flow channel (3), a second flow channel (4) and a third flow channel (11) are arranged inside the valve body (1), a first plugging head (12) is arranged at the intersection of the first flow channel (3) and the second flow channel (4), a lifting rod (13) fixedly connected with the top of the first plugging head (12), a driving spring (19) is arranged above the lifting rod (13), a spring mounting plate (18) fixedly connected with the top of the driving spring (19), a first sleeve (16) and a second sleeve (17) are arranged at the bottom of the valve cover (9) in an integrated forming mode, a first, valve body (1) is through bolt fixed mounting fixed plate (8), fixed plate (8) bottom one end fixed mounting pin rod (7), digging arm (6) is cup jointed to pin rod (7) outer wall, digging arm (6) are through bolt fixed mounting shutoff head two (5), shutoff head two (5) are located the exit of two (4) right-hand members of runner.
2. The check device for the gas circuit of a high-dryness composite gas generator as claimed in claim 1, wherein: the flange plate connecting piece I (2) and the flange plate connecting piece II (10) are provided with internal thread holes, and the spring mounting plate (18) and the driving spring (19) are arranged in an inner cavity of the first sleeve (16).
3. The check device for the gas circuit of a high-dryness composite gas generator as claimed in claim 1, wherein: the first flow channel (3), the second flow channel (4) and the third flow channel (11) are communicated, and the top of the lifting rod (13) is connected with the first sleeve (16) in a sliding mode.
4. The check device for the gas circuit of a high-dryness composite gas generator as claimed in claim 1, wherein: the first blocking head (12) is located at an outlet at the right end of the first flow passage (3), and the first sealing ring (14) is made of silicon rubber.
5. The check device for the gas circuit of a high-dryness composite gas generator as claimed in claim 1, wherein: the spring mounting plate (18) is fixedly mounted on the valve cover (9) through bolts, and the second sealing ring (15) is made of fluororubber.
6. The check device for the gas circuit of a high-dryness composite gas generator as claimed in claim 1, wherein: and a first reinforcing rib (21), a second reinforcing rib (20), a third reinforcing rib (22), a fourth reinforcing rib (23) and a fifth reinforcing rib (24) are arranged on the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120354293.9U CN212745191U (en) | 2021-02-09 | 2021-02-09 | Non-return device for gas circuit of high-dryness composite gas generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120354293.9U CN212745191U (en) | 2021-02-09 | 2021-02-09 | Non-return device for gas circuit of high-dryness composite gas generator |
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| Publication Number | Publication Date |
|---|---|
| CN212745191U true CN212745191U (en) | 2021-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120354293.9U Active CN212745191U (en) | 2021-02-09 | 2021-02-09 | Non-return device for gas circuit of high-dryness composite gas generator |
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| CN (1) | CN212745191U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045631A (en) * | 2022-07-25 | 2022-09-13 | 帕特恩(大庆)石油科技有限公司 | Multi-stage sealing intelligent protector for polymer composite particles at well mouth of oil pumping machine |
-
2021
- 2021-02-09 CN CN202120354293.9U patent/CN212745191U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115045631A (en) * | 2022-07-25 | 2022-09-13 | 帕特恩(大庆)石油科技有限公司 | Multi-stage sealing intelligent protector for polymer composite particles at well mouth of oil pumping machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210818 Address after: 102200 Building 1, east of Gulou South Street, Chengbei street, Changping District, Beijing Patentee after: Beijing Huaxi oil service Petroleum Technology Co.,Ltd. Address before: 257000 1507, building e, Wanda Plaza, 730 Beiyi Road, Dongying District, Dongying City, Shandong Province Patentee before: SHANDONG HUAXI PETROLEUM TECHNOLOGY, Co.,Ltd. |
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| TR01 | Transfer of patent right |