CN113700912A - Spherical surface sealed bottom valve - Google Patents
Spherical surface sealed bottom valve Download PDFInfo
- Publication number
- CN113700912A CN113700912A CN202111245536.6A CN202111245536A CN113700912A CN 113700912 A CN113700912 A CN 113700912A CN 202111245536 A CN202111245536 A CN 202111245536A CN 113700912 A CN113700912 A CN 113700912A
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- Prior art keywords
- valve
- valve body
- buckle
- sealing ring
- groove
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/04—Check valves with guided rigid valve members shaped as balls
- F16K15/048—Ball features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/06—Check valves with guided rigid valve members with guided stems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0245—Construction of housing; Use of materials therefor of lift valves with ball-shaped valve members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
- Valve Housings (AREA)
Abstract
The invention discloses a spherical surface sealed bottom valve which comprises a valve body assembly, wherein a sealing assembly is movably mounted at the bottom end of the valve body assembly, a valve cover assembly is movably mounted at the bottom end of the sealing assembly, a plurality of through holes are formed in the surface of the bottom end of the valve body assembly, a plurality of through holes are formed in the surface of the top end of the valve cover assembly, and fixing clamping pins are movably mounted inside the through holes. According to the invention, through the matching of the cross fixing buckle and the fan-shaped buckles, when the device is closed, the cross fixing buckle is fastened through the matching of the four fan-shaped buckles and the compression spring, so that the sealing ball is not easy to be washed away by water flow, through the matching of the fan-shaped buckles and the arc groove, when the device is opened, the cross fixing buckle can be pressed to press the arc groove so that the four fan-shaped buckles move outwards, so that the sealing ball is moved out of the inner part of the clamping groove of the sealing ball, through the matching of the fixing buckles and the outer groove of the fixing plate, the sealing ball is difficult to fall off from the surface of the arc fixing plate, and the stability of the sealing ball is improved.
Description
Technical Field
The invention relates to the technical field of bottom valve design, in particular to a spherical surface sealing bottom valve.
Background
With the rapid development of social economy, the use of a bottom valve is one of the very common valves in daily life of people, the bottom valve is also called a check valve, and is a low-pressure flat valve, and the bottom valve is used for ensuring that liquid flows in a suction pipeline in a single direction, so that when the pump normally works and stops working for a short time, the liquid cannot return to a water source tank, and the water suction pipe is ensured to be filled with the liquid, thereby being beneficial to the starting of the pump.
The inside less spherical seal that uses of current bottom valve leads to the sealing quality of bottom valve relatively poor, and when the problem of leaking was serious and the spherical seal, the ball sealer was difficult to control, leads to the ball sealer to fall out the device easily.
Disclosure of Invention
The present invention is directed to a globe-sealed foot valve that solves the problems set forth above in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a bottom valve that sphere is sealed, includes the valve body subassembly, the bottom movable mounting of valve body subassembly has seal assembly, seal assembly's bottom movable mounting has the valve bonnet subassembly, the bottom surface of valve body subassembly is equipped with a plurality of through-holes, the top surface of valve bonnet subassembly is equipped with a plurality of through-holes, the equal movable mounting in inside of through-hole has fixed bayonet lock, through fixed bayonet lock swing joint between valve body subassembly and the valve bonnet subassembly.
Preferably, the valve body assembly comprises a valve body, a valve body top flange, a fixed disc, a connecting rod, a fan-shaped buckle, an arc groove, an assembly hole, a valve body bottom flange, a disc inner hole, a spring groove, a compression spring, a valve body bottom groove, a baffle plate and a chute, the top end of the valve body is fixedly provided with the valve body top flange, the top end surface of the valve body top flange is provided with a plurality of assembly holes, the inside of the valve body is fixedly provided with the fixed disc near the top end, the inside of the fixed disc is provided with the disc inner hole, the surface of the disc inner hole is provided with four spring grooves, the inside of the spring groove is movably provided with the compression spring, the surface of the compression spring is movably provided with the connecting rod, the outer end of the connecting rod is fixedly provided with the fan-shaped buckle, the top end surface and the bottom end surface of the fan-shaped buckle are both provided with the arc groove, the bottom end of the valve body is fixedly provided with the valve body bottom flange, the bottom surface of valve body is equipped with the valve body kerve, the inside fixed position that is close to the bottom of valve body has the baffle, the top surface and the bottom surface of baffle all are equipped with the chute.
Preferably, the valve bonnet subassembly includes valve bonnet, valve bonnet top flange, water inlet, valve bonnet overhead tank, the top fixed mounting of valve bonnet has valve bonnet top flange, the surface of valve bonnet is equipped with a plurality of water inlets, the top surface of valve bonnet is equipped with valve bonnet overhead tank.
Preferably, the sealing assembly comprises a fixing rod, a cross-shaped fixing buckle, an arc-shaped fixing plate, a sealing ball, a fixing plate outer groove, a sealing ball top buckle, a fixing buckle, a sealing ring inner groove, an inclined round block, a sealing ball clamping groove, a sealing ring top buckle and a sealing ring bottom buckle, wherein the inclined round block is fixedly arranged on the inner ring of the top surface of the sealing ring, the sealing ring top buckle is fixedly arranged on the outer ring of the top surface of the sealing ring, the sealing ring bottom buckle is fixedly arranged at the bottom end of the sealing ring, the sealing ring inner groove is arranged on the inner side of the sealing ring, the sealing ball clamping groove is arranged on the surface of the sealing ring inner groove, the sealing ball is movably arranged in the sealing ball clamping groove, the arc-shaped fixing plate is movably arranged at the top end of the sealing ball, the four fixing plate outer grooves are arranged on the outer surface of the arc-shaped fixing plate, the four sealing ball top buckles are fixedly arranged at the top ends of the sealing ball, the utility model discloses a sealed ball top is detained, the equal fixed mounting in top surface of sealed ball top is with fixed buckle, the equal card of fixed buckle is gone into the inside in fixed plate outer groove, the order fixed mounting of arc fixed plate has the dead lever, the top fixed mounting of dead lever has the fixed knot of cross.
Preferably, the sealing ring is clamped between the bottom end of the valve body and the top end of the valve cover.
Preferably, the inclined angle of the inclined round block surface is consistent with that of the inclined groove on the baffle surface, and the top end surface of the inclined round block is parallel to the bottom end surface of the baffle.
Preferably, the cross fixing buckle is clamped in the arc groove.
Preferably, the surface of the valve body bottom flange is provided with a plurality of through holes, the surface of the valve bonnet top flange is provided with a plurality of through holes, and fixing clamping pins are movably arranged in the through holes.
Preferably, the sealing ring top buckle is clamped into the valve body bottom groove, and the sealing ring bottom buckle is clamped into the valve cover top groove.
Preferably, the cross-shaped fixing buckle is clamped into the inner parts of the four fan-shaped buckles.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the matching of the cross fixing buckle and the fan-shaped buckles, when the device is closed, the cross fixing buckle is fastened through the matching of the four fan-shaped buckles and the compression spring, so that the sealing ball is difficult to be flushed away by water flow, the device is prevented from water leakage, and through the matching of the fan-shaped buckles and the arc groove, when the device is opened, the cross fixing buckle can be pressed to press the arc groove so that the four fan-shaped buckles move outwards, the sealing ball moves out of the inner part of the sealing ball clamping groove, and the device starts to operate; the sealing ball is difficult to fall off from the surface of the arc fixing plate through the matching of the fixing buckle and the outer groove of the fixing plate, so that the stability of the sealing ball is improved;
2. according to the invention, through the matching of the baffle plate and the chute, when the sealing ring is installed, the installation position of the sealing ring can be accurate through the baffle plate and the chute, and the reduction of the sealing effect caused by the deviation of the installation position of the sealing ring or the inclination of the installation angle of the sealing ring is prevented.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a top view of the present invention as a whole;
FIG. 3 is a cross-sectional side view of the present invention in its entirety;
FIG. 4 is a cross-sectional top view of the retaining disk of the present invention;
FIG. 5 is a partial structural view of the fixing rod of the present invention;
fig. 6 is a partial structural schematic view of the sealing ring of the present invention.
In the figure: 1. a valve body assembly; 101. a valve body; 102. a valve body top flange; 103. fixing the disc; 104. a connecting rod; 105. a fan-shaped buckle; 106. an arc groove; 107. an assembly hole; 108. a valve body bottom flange; 109. a disc inner hole; 110. a spring groove; 111. a compression spring; 112. a valve body bottom groove; 113. a baffle plate; 114. a chute; 2. a valve housing assembly; 201. a valve housing; 202. a bonnet top flange; 203. a water inlet; 204. a valve bonnet top groove; 3. a seal assembly; 301. fixing the rod; 302. a cross fixing buckle; 303. an arc-shaped fixing plate; 304. a sealing ball; 305. an outer groove of the fixing plate; 306. sealing the ball top buckle; 307. fixing the buckle; 308. a seal ring; 309. an inner groove of the sealing ring; 310. a skew round block; 311. a sealing ball clamping groove; 312. the sealing ring is buckled; 313. a bottom buckle of the sealing ring; 4. fixing the bayonet lock; 5. and a through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 6, an embodiment of the present invention includes: the utility model provides a bottom valve that sphere is sealed, includes valve body subassembly 1, the bottom movable mounting of valve body subassembly 1 has seal assembly 3, seal assembly 3's bottom movable mounting has valve bonnet subassembly 2, valve body subassembly 1's bottom surface is equipped with a plurality of through-holes 5, valve bonnet subassembly 2's top surface is equipped with a plurality of through-holes 5, the equal movable mounting in inside of through-hole 5 has fixing clamp pin 4, through fixing clamp pin 4 swing joint between valve body subassembly 1 and the valve bonnet subassembly 2.
Further, the valve body assembly 1 comprises a valve body 101, a valve body top flange 102, a fixed disc 103, a connecting rod 104, a fan-shaped buckle 105, an arc groove 106, assembly holes 107, a valve body bottom flange 108, a disc inner hole 109, a spring groove 110, a compression spring 111, a valve body bottom groove 112, a baffle 113 and a chute 114, wherein the top end of the valve body 101 is fixedly provided with the valve body top flange 102, the top end surface of the valve body top flange 102 is provided with a plurality of assembly holes 107, the position of the inside of the valve body 101 close to the top end is fixedly provided with the fixed disc 103, the inside of the fixed disc 103 is provided with the disc inner hole 109, the surface of the disc inner hole 109 is provided with four spring grooves 110, the inside of each spring groove 110 is movably provided with the compression spring 111, the surface of each compression spring 111 is movably provided with the connecting rod 104, the outer end of the connecting rod 104 is fixedly provided with the fan-shaped buckle 105, the top end surface and the bottom end surface of each fan-shaped buckle 105 are provided with the arc groove 106, the bottom end of the valve body 101 is fixedly provided with a valve body bottom flange 108, the bottom end surface of the valve body 101 is provided with a valve body bottom groove 112, the position inside the valve body 101 close to the bottom end is fixedly provided with a baffle 113, and the top end surface and the bottom end surface of the baffle 113 are both provided with a chute 114.
Further, the valve bonnet assembly 2 comprises a valve bonnet 201, a valve bonnet top flange 202, a water inlet 203 and a valve bonnet top groove 204, the valve bonnet top flange 202 is fixedly installed at the top end of the valve bonnet 201, the surface of the valve bonnet 201 is provided with the plurality of water inlets 203, and the valve bonnet top groove 204 is formed in the top end surface of the valve bonnet 201.
Further, the sealing component 3 comprises a fixing rod 301, a cross fixing buckle 302, an arc fixing plate 303, a sealing ball 304, a fixing plate outer groove 305, a sealing ball top buckle 306, a fixing buckle 307, a sealing ring 308, a sealing ring inner groove 309, an inclined round block 310, a sealing ball clamping groove 311, a sealing ring top buckle 312 and a sealing ring bottom buckle 313, wherein the inclined round block 310 is fixedly installed on the inner ring of the top end surface of the sealing ring 308, the sealing ring top buckle 312 is fixedly installed on the outer ring of the top end surface of the sealing ring 308, the sealing ring bottom buckle 313 is fixedly installed at the bottom end of the sealing ring 308, the sealing ring inner groove 309 is arranged on the inner side of the sealing ring 308, the sealing ball clamping groove 311 is arranged on the surface of the sealing ring inner groove 309, the sealing ball 304 is movably installed inside the sealing ball clamping groove 311, the arc fixing plate 303 is movably installed at the top end of the sealing ball 304, the four fixing plate outer grooves 305 are arranged on the outer surface of the arc fixing plate 303, the top end of the sealing ball 304 is fixedly installed with the four sealing ball top buckles 306, the top end surface of the sealing ball top buckle 306 is fixedly provided with a fixed buckle 307, the fixed buckle 307 is clamped into the outer groove 305 of the fixed plate, the order of the arc-shaped fixed plate 303 is fixedly provided with a fixed rod 301, and the top end of the fixed rod 301 is fixedly provided with a cross-shaped fixed buckle 302.
Further, the packing 308 is interposed between the bottom end of the valve body 101 and the top end of the valve cover 201.
Further, the inclination angle of the surface of the inclined round block 310 is consistent with the inclination angle of the inclined groove 114 on the surface of the baffle 113, the top end surface of the inclined round block 310 is parallel to the bottom end surface of the baffle 113, and the baffle 113 and the inclined groove 114 are matched to ensure that the installation position of the sealing ring 308 is accurate through the baffle 113 and the inclined groove 114 when the sealing ring 308 is installed, so that the installation position of the sealing ring 308 is prevented from generating deviation or the installation angle of the sealing ring is inclined, and the sealing effect is reduced.
Further, the cross fixing buckle 302 is clamped in the arc groove 106, and through the cooperation of the sector buckles 105 and the arc groove 106, when the device is opened, the cross fixing buckle 302 can be pressed to press the arc groove 106 to enable the four sector buckles 105 to move outwards, so that the sealing ball 304 is moved out of the sealing ball clamping groove 311.
Further, the surface of valve body bottom flange 108 is equipped with a plurality of through-holes 5, and the surface of valve bonnet top flange 202 is equipped with a plurality of through-holes 5, and the equal movable mounting in inside of through-hole 5 has fixing bayonet 4, and through fixing bayonet 4 and through-hole 5's cooperation, the cooperation that makes valve body subassembly 1 and valve gap subassembly 2 is more firm.
Further, the sealing ring top button 312 is clamped into the valve body bottom groove 112, the sealing ring bottom button 313 is clamped into the valve cover top groove 204, and the sealing ring top button 312 and the sealing ring bottom button 313 are clamped into the valve body bottom groove 112 and the valve cover top groove 204, so that the sealing effect of the sealing ring 308 is improved, the installation limit of the sealing ring 308 can be fixed, and the condition of angle inclination or position deviation possibly generated by the sealing ring 308 is reduced.
Furthermore, the cross-shaped fixing buckle 302 is clamped inside the four fan-shaped buckles 105, and the cross-shaped fixing buckle 302 is matched with the fan-shaped buckles 105, so that the cross-shaped fixing buckle 302 is tightly buckled through the matching of the four fan-shaped buckles 105 and the compression spring 111 when the device is closed, and the sealing ball 304 is difficult to be flushed by water flow, and the device leaks water.
When the device is used, the cross fixing buckle 302 is tightly buckled through the matching of the four fan-shaped buckles 105 and the compression spring 111 when the device is closed, so that the sealing ball 304 is difficult to be washed away by water flow, water leakage of the device is avoided, the device is enabled to start to operate through the matching of the fan-shaped buckles 105 and the arc groove 106 when the device is opened by pressing the cross fixing buckle 302 to press the arc groove 106 to enable the four fan-shaped buckles 105 to move outwards through pressing the arc groove 106, so that the sealing ball 304 moves out of the inner part of the sealing ball clamping groove 311, the device is enabled to start to operate, the sealing ball 304 is difficult to fall off from the surface of the arc fixing plate 303 through the matching of the fixing buckle 307 and the fixing plate outer groove 305, the stability of the sealing ball 304 is improved, the sealing ball 304 is prevented from shaking due to water flow impact, gaps are generated, water leakage is further caused, and the sealing ring 308 is enabled to be installed through the matching of the baffle 113 and the chute 114, the position of installation thereof can be made accurate by the baffle 113 and the chute 114.
Claims (9)
1. The utility model provides a bottom valve that sphere is sealed, includes valve body subassembly (1), its characterized in that: the bottom end of the valve body assembly (1) is movably provided with a sealing assembly (3), the bottom end of the sealing assembly (3) is movably provided with a valve cover assembly (2), the bottom end surface of the valve body assembly (1) is provided with a plurality of through holes (5), the top end surface of the valve cover assembly (2) is provided with a plurality of through holes (5), the insides of the through holes (5) are respectively and movably provided with a fixed bayonet lock (4), and the valve body assembly (1) is movably connected with the valve cover assembly (2) through the fixed bayonet lock (4); the valve body assembly (1) comprises a valve body (101), a valve body top flange (102), a fixed disc (103), a connecting rod (104), a fan-shaped buckle (105), an arc groove (106), assembly holes (107), a valve body bottom flange (108), a disc inner hole (109), spring grooves (110), compression springs (111), a valve body bottom groove (112), a baffle (113) and a chute (114), wherein the valve body top flange (102) is fixedly installed at the top end of the valve body (101), a plurality of assembly holes (107) are formed in the surface of the top end of the valve body top flange (102), the fixed disc (103) is fixedly installed at a position, close to the top end, in the valve body (101), the disc inner hole (109) is formed in the fixed disc (103), the four spring grooves (110) are formed in the surface of the disc inner hole (109), the compression springs (111) are movably installed in the spring grooves (110), the equal movable mounting in surface of compression spring (111) has connecting rod (104), the equal fixed mounting in outer end of connecting rod (104) has fan-shaped buckle (105), the top surface and the bottom surface of fan-shaped buckle (105) all are equipped with circular arc groove (106), the bottom fixed mounting of valve body (101) has valve body end flange (108), the bottom surface of valve body (101) is equipped with valve body kerve (112), the inside position fixed mounting that is close to the bottom of valve body (101) has baffle (113), the top surface and the bottom surface of baffle (113) all are equipped with chute (114).
2. The ball-sealed foot valve of claim 1, wherein: valve bonnet subassembly (2) are including valve bonnet (201), valve bonnet top flange (202), water inlet (203), valve bonnet overhead tank (204), the top fixed mounting of valve bonnet (201) has valve bonnet top flange (202), the surface of valve bonnet (201) is equipped with a plurality of water inlets (203), the top surface of valve bonnet (201) is equipped with valve bonnet overhead tank (204).
3. The ball-sealed foot valve of claim 1, wherein: the sealing component (3) comprises a fixing rod (301), a cross-shaped fixing buckle (302), an arc-shaped fixing plate (303), a sealing ball (304), a fixing plate outer groove (305), a sealing ball top buckle (306), a fixing buckle (307), a sealing ring (308), a sealing ring inner groove (309), an inclined round block (310), a sealing ball clamping groove (311), a sealing ring top buckle (312), a sealing ring bottom buckle (313), an inclined round block (310) is fixedly installed on the inner ring of the top end surface of the sealing ring (308), a sealing ring top buckle (312) is fixedly installed on the outer ring of the top end surface of the sealing ring (308), a sealing ring bottom buckle (313) is fixedly installed at the bottom end of the sealing ring (308), a sealing ring inner groove (309) is arranged on the inner side of the sealing ring (308), a sealing ball clamping groove (311) is arranged on the surface of the inner groove (309), and a sealing ball (304) is movably installed inside the sealing ball clamping groove (311), the top movable mounting of ball sealer (304) has arc fixed plate (303), the surface of arc fixed plate (303) is equipped with four outer grooves of fixed plate (305), the top fixed mounting of ball sealer (304) has four ball sealer tops to detain (306), the equal fixed mounting in top surface of ball sealer top knot (306) has fixed buckle (307), fixed buckle (307) all block into the inside in outer groove of fixed plate (305), the order fixed mounting of arc fixed plate (303) has dead lever (301), the top fixed mounting of dead lever (301) has the fixed knot of cross (302).
4. A ball seal foot valve according to claim 3, wherein: the sealing ring (308) is clamped between the bottom end of the valve body (101) and the top end of the valve cover (201).
5. A ball seal foot valve according to claim 3, wherein: the inclined angle of the surface of the inclined round block (310) is consistent with the inclined angle of the surface chute (114) of the baffle plate (113), and the top end surface of the inclined round block (310) is parallel to the bottom end surface of the baffle plate (113).
6. A ball seal foot valve according to claim 3, wherein: the cross fixing buckle (302) is clamped in the arc groove (106).
7. The ball-sealed foot valve of claim 2, wherein: the surface of valve body bottom flange (108) is equipped with a plurality of through-holes (5), the surface of valve bonnet top flange (202) is equipped with a plurality of through-holes (5), the equal movable mounting in inside of through-hole (5) has fixed bayonet lock (4).
8. A ball seal foot valve according to claim 3, wherein: the sealing ring top buckle (312) is clamped into the valve body bottom groove (112), and the sealing ring bottom buckle (313) is clamped into the valve cover top groove (204).
9. A ball seal foot valve according to claim 3, wherein: the cross fixing buckles (302) are clamped into the four fan-shaped buckles (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245536.6A CN113700912B (en) | 2021-10-26 | 2021-10-26 | Spherical surface sealed bottom valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111245536.6A CN113700912B (en) | 2021-10-26 | 2021-10-26 | Spherical surface sealed bottom valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113700912A true CN113700912A (en) | 2021-11-26 |
| CN113700912B CN113700912B (en) | 2021-12-31 |
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ID=78646839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111245536.6A Active CN113700912B (en) | 2021-10-26 | 2021-10-26 | Spherical surface sealed bottom valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113700912B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251478A (en) * | 2021-12-30 | 2022-03-29 | 江苏厚水环保技术有限公司 | Quantitative ball water transfer valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335137A (en) * | 2013-07-04 | 2013-10-02 | 上海国泰阀门厂有限公司 | Bottom valve of compensation type sealing structure |
| JP2015143422A (en) * | 2014-01-31 | 2015-08-06 | メトロ開発株式会社 | Check valve having high water cutoff performance |
| CN207814551U (en) * | 2017-12-08 | 2018-09-04 | 唐山开滦林西矿业有限公司 | Blowoff line ball seals anti-return water non-return valve |
| CN109000008A (en) * | 2018-08-24 | 2018-12-14 | 江苏华太电力仪表有限公司 | A kind of reliable and stable check valve |
| CN211599542U (en) * | 2019-12-09 | 2020-09-29 | 铜陵天海流体控制股份有限公司 | Bottom valve with good sealing performance |
| CN211852845U (en) * | 2019-12-05 | 2020-11-03 | 中国石油天然气股份有限公司 | Bottom valve |
-
2021
- 2021-10-26 CN CN202111245536.6A patent/CN113700912B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335137A (en) * | 2013-07-04 | 2013-10-02 | 上海国泰阀门厂有限公司 | Bottom valve of compensation type sealing structure |
| JP2015143422A (en) * | 2014-01-31 | 2015-08-06 | メトロ開発株式会社 | Check valve having high water cutoff performance |
| CN207814551U (en) * | 2017-12-08 | 2018-09-04 | 唐山开滦林西矿业有限公司 | Blowoff line ball seals anti-return water non-return valve |
| CN109000008A (en) * | 2018-08-24 | 2018-12-14 | 江苏华太电力仪表有限公司 | A kind of reliable and stable check valve |
| CN211852845U (en) * | 2019-12-05 | 2020-11-03 | 中国石油天然气股份有限公司 | Bottom valve |
| CN211599542U (en) * | 2019-12-09 | 2020-09-29 | 铜陵天海流体控制股份有限公司 | Bottom valve with good sealing performance |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114251478A (en) * | 2021-12-30 | 2022-03-29 | 江苏厚水环保技术有限公司 | Quantitative ball water transfer valve |
| CN114251478B (en) * | 2021-12-30 | 2023-08-18 | 江苏厚水环保技术有限公司 | Quantitative ball water regulating valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113700912B (en) | 2021-12-31 |
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