CN205118315U - Bi -pass valve that contains porous ball core - Google Patents
Bi -pass valve that contains porous ball core Download PDFInfo
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- CN205118315U CN205118315U CN201520972103.4U CN201520972103U CN205118315U CN 205118315 U CN205118315 U CN 205118315U CN 201520972103 U CN201520972103 U CN 201520972103U CN 205118315 U CN205118315 U CN 205118315U
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- valve
- ball core
- porous ball
- valve body
- back shaft
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Abstract
The utility model relates to a bi -pass valve that contains porous ball core, it is including the first valve body that connects gradually, middle valve body and second valve body, be equipped with the pipeline feed inlet in the first valve body, be equipped with the valve pocket in the middle valve body, be equipped with the pipeline discharge gate in the second valve body, be equipped with the porous ball core that can seal or open pipeline feed inlet and pipeline discharge gate simultaneously in the valve pocket, middle valve body one side is equipped with and is used for controlling porous ball core pivoted valve rod, the opposite side is equipped with the first back shaft that is used for supporting porous ball core, porous ball core can rotate round first back shaft, inside is equipped with ball core passageway, its one side that is close to one side of valve rod and/or is close to first back shaft is equipped with the through -hole of intercommunication valve pocket, compared with the prior art, the utility model discloses product low in production cost, long service life, when standard -sized sheet and half division, partial medium gets into the valve pocket from preceding through -hole, flows goal core passageway from through -hole at the back, carries out self -cleaning to the valve pocket, solved traditional ball valve valve pocket easily stop up with the problem of locking.
Description
Technical field
The utility model relates to valve field, particularly relates to a kind of two-way valve.
Background technique
The industrial fields such as oil, chemical industry, electric power, metallurgy, building materials use valve to carry out regulating and turning off for carrying the pipeline of liquid, gas and solids mixing medium usually to need.
Existing two pass ball valves adopt two logical ball cored structures, and during valve wide open, valve pocket medium does not have and communicating downstream, and medium cannot be discharged in downstream line; During valves half open, valve pocket only has part and communicating downstream, and there is dead band, the medium in dead band just can be deposited in valve pocket; During valve complete shut-down, valve pocket medium does not have and communicating downstream, and medium cannot be discharged in downstream line, is still deposited in valve pocket.This ball valve, due to deposition medium frequent in valve pocket, easily results in blockage, and causes ball valve not opened or closes constantly, even the phenomenon such as locking, thus causes valve not long for working life.
And existing two pass ball valves are according to T-shaped triple channel ball cored structure, although can above-mentioned blockage problem be solved, be difficult to realize two-way shutoff.
Model utility content
Technical problem to be solved in the utility model is to provide the two-way valve containing porous ball core that a kind of valve pocket is easily dredged, ball valve switch flexible, long service life, cost of production are low.
The technological scheme that the utility model solves the problems of the technologies described above is as follows:
A kind of two-way valve containing porous ball core, it comprises the first valve body, center valve body and the second valve body, the opposite end of described center valve body respectively with described first valve body, described second valve body is fixedly connected with, the pipeline material feeding mouth flowed into for flowing medium is provided with in described first valve body, valve pocket is provided with in described center valve body, the pipeline discharge port flowed out for flowing medium is provided with in described second valve body, described pipeline material feeding mouth, described valve pocket coaxially arranges with described pipeline discharge port and is communicated with successively, described pipeline material feeding mouth, the sectional area of described pipeline discharge port is all less than the sectional area of described valve pocket, the porous ball core can closing simultaneously or open described pipeline material feeding mouth and described pipeline discharge port is provided with in described valve pocket,
The side of described center valve body is provided with the valve rod rotated for controlling described porous ball core, opposite side is provided with the first back shaft for supporting described porous ball core, described porous ball core is between described first back shaft and described valve rod, one end of described valve rod to be stretched in described valve pocket and is fixedly connected with described porous ball core, the other end stretches out outside described center valve body, one end of described first back shaft is fixedly connected with described center valve body, the other end is flexibly connected with described porous ball core, described valve rod can drive described porous ball core to rotate around described first back shaft,
Described porous ball in-core is provided with the ball core passage for flowing medium circulation, and described porous ball core is provided with multiple through hole near the side of described valve rod and/or near the side of described first back shaft, and described ball core passage is directly communicated with described valve pocket by described through hole; When described porous ball core turn to described ball core passage coaxial with described pipeline material feeding mouth time, described ball core passage is communicated with completely with described pipeline material feeding mouth, described pipeline discharge port, and two-way valve is in full-gear; When described porous ball core turn to described ball core passage vertical with described pipeline material feeding mouth time, described porous ball core closes described pipeline material feeding mouth and described pipeline discharge port, and two-way valve is in full off state; When described porous ball core turn to form the angle being less than 90 degree between described ball core passage and described pipeline material feeding mouth time, described ball core passage is communicated with described pipeline material feeding mouth, described pipeline discharge port, and described pipeline material feeding mouth, described pipeline discharge port are directly communicated with described valve pocket respectively, and two-way valve is in half-open position.
Compared with prior art, the beneficial effects of the utility model are:
The utility model product arranges multiple through hole in common ball core one end near valve rod and/or the one end away from valve rod, directly valve pocket is communicated with valve core channel, valve standard-sized sheet and half-open time, when medium is by ball core passage flow, because of differential pressure action, certain media first can flow into valve pocket from through hole above, through hole from behind flows out valve pocket and enters again ball core passage again, automated cleaning is carried out to valve pocket, solve conventional ball valve valve pocket and easily block the problem with locking, be particularly suitable for two-way shutoff operating mode, there is structure simple, practical, cost of production is low, long service life, the features such as basic Maintenance free.
On the basis of technique scheme, the utility model can also do following improvement.
As a kind of preferred implementation of the present utility model, described first valve body is equipped with valve seat system mounting platform near inside, one end of described center valve body and described second valve body near the inside, one end of described center valve body, described valve seat system mounting platform is all provided with ball seat system, and described ball seat system is pressed on to be formed between described valve seat system mounting platform and described porous ball core and seals.
The beneficial effect of above-mentioned preferred version is adopted to be: to seal by being formed between ball seat system and porous ball core, during such valve complete shut-down, just can prevent medium from flowing through from the gap between porous ball core and the first valve body or the second valve body, avoid not reaching the object turning off medium circulation.
As another kind of preferred implementation of the present utility model, described valve seat system mounting platform comprises internal valve base system mounting platform and outer seat system mounting platform, described ball seat system comprises internal valve base system and outer seat system, described internal valve base system, described outer seat system are installed on described internal valve base system mounting platform and on described outer seat system mounting platform respectively, and described internal valve base system is positioned at the inner side of described outer seat system.
The beneficial effect of above-mentioned preferred version is adopted to be: inside and outside double-valve-seat system to be set, sealing effect both can to have been made better, during valve complete shut-down, better can turn off medium circulation, outer seat system can be made again away from media impingement district, and make ball seat system reliability higher, the life-span is longer.
As another kind of preferred implementation of the present utility model, described internal valve base system comprises interior ball seat, interior valve seat butterfly spring, interior valve base seal, interior valve base seal gland and interior valve seat liner, described interior valve seat liner is installed on the inner side of described interior ball seat, described interior valve base seal is positioned at the joint of described ball seat and described internal valve base system mounting platform, described interior valve base seal gland is between described interior valve base seal and described internal valve saucer spring, described interior ball seat is pressed on described porous ball core and forms sealing by described internal valve saucer spring, described outer seat system comprises outer ball seat, outer seat butterfly spring, outer seat Sealing and outer seat seal gland, described outer seat Sealing is positioned at the joint of described outer ball seat and described outer seat system mounting platform, described outer seat seal gland is between described outer seat Sealing and described outer seat disc spring, described outer ball seat is pressed on described porous ball core and forms sealing by described outer seat disc spring.
The beneficial effect of above-mentioned preferred version is adopted to be: adopt valve seat disc spring sealing effect better, interior valve seat liner can make inside and outside valve seat system away from media impingement district, can also scrape medium, and make ball seat system reliability higher, the life-span is longer.
As another kind of preferred implementation of the present utility model, be provided with ball in-core lining inside the two ends of described ball core passage, the inner side of described pipeline material feeding mouth and described pipeline discharge port is equipped with flange liner.
The beneficial effect of above-mentioned preferred version is adopted to be: ball in-core lining, flange liner can the impacts of buffer medium, and protective conduit material feeding mouth, pipeline discharge port, ball core passage, extend their working life.
As another kind of preferred implementation of the present utility model, described porous ball core is provided with the second back shaft matched with described valve rod near one end of described valve rod, described second back shaft inner hollow, one end of described second back shaft is fixedly connected with described center valve body, the other end is flexibly connected with described porous ball core, one end of described valve rod is run through described second back shaft and is fixedly connected with described porous ball core, and described valve rod can drive described porous ball core to rotate around described first back shaft and described second back shaft.
Adopt the beneficial effect of above-mentioned preferred version to be: to increase by second back shaft, substitute original valve gap, can either play a supporting role to porous ball core; valve rod can be protected again; prevent valve rod by media impingement, valve rod is used more flexible, extend valve rod working life simultaneously.
As another kind of preferred implementation of the present utility model, between described first back shaft and described porous ball core, between described second back shaft and described porous ball core, be equipped with dust seal.
Adopt the beneficial effect of above-mentioned preferred version to be: to prevent the particle foreign material such as dust from entering the joint of porous ball core and the first back shaft or the second back shaft, avoid these foreign material to affect porous ball core and rotate around the first back shaft and the second back shaft.
As another kind of preferred implementation of the present utility model, be provided with stem packing between described valve rod and described second back shaft and cover the valve stem gland in stem packing.
The beneficial effect of above-mentioned preferred version is adopted to be: effectively can prevent leaking outside of medium in valve.
As another kind of preferred implementation of the present utility model, the joint of described valve rod and described porous ball core is provided with anti-static device.
The beneficial effect of above-mentioned preferred version is adopted to be: to avoid the electrostatic influence valve rod work that produces during valve rod pivoting friction or injury operator.
As another kind of preferred implementation of the present utility model, between described center valve body and described first back shaft and between described second back shaft and between described first valve body and between described second valve body, be equipped with Sealing.
Adopt the beneficial effect of above-mentioned preferred version to be: the sealing effect strengthening product, avoid medium to flow out from the gap of each parts joint.
Accompanying drawing explanation
Structural representation when Fig. 1 is the utility model product valve wide open;
Structural representation when Fig. 2 is the utility model product valve complete shut-down;
In accompanying drawing, the list of parts representated by each label is as follows:
1, the first valve body, 2, center valve body, the 3, second valve body, 4, pipeline material feeding mouth, 5, valve pocket, 6, pipeline discharge port, 7, porous ball core, 8, ball core passage, 9, through hole, 10, valve rod, the 11, first back shaft, 12, internal valve base system mounting platform, 13, outer seat system mounting platform, 14, interior ball seat, 15, outer ball seat, 16, interior valve seat liner, 17, ball in-core lining, 18, flange liner, 19, the second back shaft, 20, valve stem gland, 21, anti-static device.
Embodiment
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
Embodiment
As Fig. 1, shown in Fig. 2, a kind of two-way valve containing porous ball core, it comprises the first valve body 1, center valve body 2 and the second valve body 3, the opposite end of described center valve body 2 respectively with described first valve body 1, described second valve body 3 is fixedly connected with, such as: bolt connects, be threaded, riveted joint, welding etc., the pipeline material feeding mouth 4 flowed into for flowing medium is provided with in described first valve body 1, valve pocket 5 is provided with in described center valve body 2, the pipeline discharge port 6 flowed out for flowing medium is provided with in described second valve body 3, described pipeline material feeding mouth 4, described valve pocket 5 and described pipeline discharge port 6 coaxially arrange and are communicated with successively, described pipeline material feeding mouth 4, the sectional area of described pipeline discharge port 6 is all less than the sectional area of described valve pocket 5, the porous ball core 7 can closing simultaneously or open described pipeline material feeding mouth 4 and described pipeline discharge port 6 is provided with in described valve pocket 5,
The side of described center valve body 2 is provided with the valve rod 10 rotated for controlling described porous ball core 7, opposite side is provided with the first back shaft 11 for supporting described porous ball core 7, described porous ball core 7 is between described first back shaft 11 and described valve rod 10, one end of described valve rod 10 to be stretched in described valve pocket 5 and is fixedly connected with described porous ball core 7, such as: welding, be threaded, plug together connection etc., the other end stretches out outside described center valve body 2, one end of described first back shaft 11 is fixedly connected with described center valve body 2, such as bolt connects, be threaded, riveted joint, one-body molded etc., the other end is flexibly connected with described porous ball core 7, such as offer the first back shaft mounting hole at porous ball core 7 near the side of the first back shaft 11, described valve rod 10 can drive described porous ball core 7 to rotate around described first back shaft 11,
The ball core passage 8 for flowing medium circulation is provided with in described porous ball core 7, described porous ball core 7 is provided with multiple through hole 9 near the side of described valve rod 10 and/or near the side of described first back shaft 11, namely through hole 9 is positioned at outside the seal area of porous ball core 7, valve is when closing, through hole 9 directly cannot be communicated with pipeline material feeding mouth 4 or pipeline discharge port 6, the shape of described through hole 9 can be circular, oval, square, the various rule such as triangle or random geometry, described through hole 9 can be two or more, both the side of described porous ball core 7 near described valve rod 10 can be all positioned at, also the side of described porous ball core 7 near described first back shaft 11 can be all positioned at, described porous ball core 7 can also be laid respectively near the side of described valve rod 10 and the side near described first back shaft 11, the number of through-holes of these both sides can be equal, also can be unequal, described ball core passage 8 is directly communicated with described valve pocket 5 by described through hole 9,
When described porous ball core 7 turn to described ball core passage 8 coaxial with described pipeline material feeding mouth 4 time, described ball core passage 8 is communicated with completely with described pipeline material feeding mouth 4, described pipeline discharge port 6, two-way valve is in full-gear, when medium is circulated by ball core passage 8, because of differential pressure action, certain media first can flow into valve pocket 5 from through hole 9 above, through hole 9 from behind flows out valve pocket 5 and enters again ball core passage 8 again, automated cleaning is carried out to valve pocket 5, conventional ball valve valve pocket 5 can be solved and easily block the problem with locking, when described porous ball core 7 turn to described ball core passage 8 vertical with described pipeline material feeding mouth 4 time, described porous ball core 7 closes described pipeline material feeding mouth 4 and described pipeline discharge port 6, two-way valve is in full off state, thoroughly turned off between pipeline material feeding mouth 4 and pipeline discharge port 6, medium cannot circulate, when described porous ball core 7 turn to form the angle being less than 90 degree between described ball core passage 8 and described pipeline material feeding mouth 4 time, described ball core passage 8 and described pipeline material feeding mouth 4, described pipeline discharge port 6 is communicated with, and described pipeline material feeding mouth 4, described pipeline discharge port 6 is directly communicated with described valve pocket 5 respectively, two-way valve is in half-open position, medium is not only when flowing into ball core passage 8, certain media can flow into valve pocket 5 from porous ball core 7 and the gap of pipeline material feeding mouth 4, flow out valve pocket 5 from porous ball core 7 with the gap of pipeline discharge port 6 again and enter pipeline discharge port 6, valve pocket 5 is cleaned automatically, and when being circulated by ball core passage 8, because of differential pressure action, certain media first can flow into valve pocket 5 from through hole 9 above again, through hole 9 from behind flows out valve pocket 5 and enters ball core passage 8 again, automated cleaning is carried out to valve pocket 5, thus solve the problem of the easy blocking of conventional ball valve valve pocket 5 and locking.
In the utility model, if described first valve body 1 is equipped with valve seat system mounting platform near inside, one end of described center valve body 2 and described second valve body 3 near the inside, one end of described center valve body 2, described valve seat system mounting platform is all provided with ball seat system, described ball seat system is pressed on to be formed between described valve seat system mounting platform and described porous ball core 7 and seals, then during valve complete shut-down, just can prevent medium from flowing through from the gap between porous ball core and the first valve body or the second valve body, avoid not reaching the object turning off medium circulation, if described valve seat system mounting platform comprises internal valve base system mounting platform 12 and outer seat system mounting platform 13, described ball seat system comprises internal valve base system and outer seat system, described internal valve base system, described outer seat system is installed on described internal valve base system mounting platform 12 respectively with on described outer seat system mounting platform 13, described internal valve base system is positioned at the inner side of described outer seat system, described internal valve base system comprises interior ball seat 14, interior valve seat butterfly spring, interior valve base seal, interior valve base seal gland and interior valve seat liner 16, described interior valve seat liner 16 is installed on the inner side of described interior ball seat 14, described interior valve base seal is positioned at the joint of described ball seat 14 and described internal valve base system mounting platform 12, described interior valve base seal gland is between described interior valve base seal and described internal valve saucer spring, described interior ball seat 14 is pressed on described porous ball core 7 and forms sealing by described internal valve saucer spring, described outer seat system comprises outer ball seat 15, outer seat butterfly spring, outer seat Sealing and outer seat seal gland, described outer seat Sealing is positioned at the joint of described outer ball seat 15 and described outer seat system mounting platform 13, described outer seat seal gland is between described outer seat Sealing and described outer seat disc spring, described outer ball seat 15 is pressed on described porous ball core 7 and forms sealing by described outer seat disc spring, sealing effect then can be made better, during valve complete shut-down, better can turn off medium circulation, simultaneously, in interior valve seat liner 16 can make, outer seat system is away from media impingement district, medium can also be scraped, make ball seat system reliability higher, life-span is longer.
In the utility model; if be provided with ball in-core lining 17 inside the two ends of described ball core passage 8; the inner side of described pipeline material feeding mouth 4 and described pipeline discharge port 6 is equipped with flange liner 18; then can the impact of buffer medium; protective conduit material feeding mouth 4, pipeline discharge port 6, ball core passage 8, extend their working life.
In the utility model, if described porous ball core 7 is provided with the second back shaft 19 matched with described valve rod 10 near one end of described valve rod 10, described second back shaft 19 inner hollow, one end of described second back shaft 19 is fixedly connected with described center valve body 2, such as bolt connects, be threaded, riveted joint, one-body molded etc., the other end is flexibly connected with described porous ball core 7, one end of described valve rod 10 is run through described second back shaft 19 and is fixedly connected with described porous ball core 7, such as offer the second back shaft mounting hole at porous ball core 7 near the side of the second back shaft 19, described valve rod 10 can drive described porous ball core 7 to rotate with described second back shaft 19 around described first back shaft 11, then can either play a supporting role to porous ball core 7 like this, valve rod 10 can be protected again, prevent valve rod 10 by media impingement, valve rod 10 is used more flexible, extend valve rod 10 working life simultaneously, if all arrange dust seal between described first back shaft 11 and described porous ball core 7, between described second back shaft 19 and described porous ball core 7, then can prevent the particle foreign material such as dust from entering the joint of porous ball core 7 and the first back shaft 11 or the second back shaft 19, avoid these foreign material to affect porous ball core 7 and rotate around the first back shaft 11 and the second back shaft 19, if be provided with stem packing between described valve rod 10 and described second back shaft 19 and cover the valve stem gland 20 in stem packing, then can effectively prevent medium in valve from leaking outside, at described valve rod 10, anti-static device 21 can also be set with the joint of described porous ball core 7, work for avoiding the electrostatic influence valve rod 10 produced during valve rod 10 pivoting friction or injure operator.
The utility model is in order to strengthen the sealing effect of product, avoid medium to flow out from the gap of each parts joint, between described center valve body 2 and described first back shaft 11 and between described second back shaft 19 and between described first valve body 1 and between described second valve body 3, all Sealing can be set.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. the two-way valve containing porous ball core, it is characterized in that, it comprises the first valve body (1), center valve body (2) and the second valve body (3), the opposite end of described center valve body (2) respectively with described first valve body (1), described second valve body (3) is fixedly connected with, the pipeline material feeding mouth (4) flowed into for flowing medium is provided with in described first valve body (1), valve pocket (5) is provided with in described center valve body (2), the pipeline discharge port (6) flowed out for flowing medium is provided with in described second valve body (3), described pipeline material feeding mouth (4), described valve pocket (5) and described pipeline discharge port (6) coaxially arrange and are communicated with successively, described pipeline material feeding mouth (4), the sectional area of described pipeline discharge port (6) is all less than the sectional area of described valve pocket (5), the porous ball core (7) can closing simultaneously or open described pipeline material feeding mouth (4) and described pipeline discharge port (6) is provided with in described valve pocket (5),
The side of described center valve body (2) is provided with the valve rod (10) rotated for controlling described porous ball core (7), opposite side is provided with the first back shaft (11) for supporting described porous ball core (7), described porous ball core (7) is positioned between described first back shaft (11) and described valve rod (10), one end of described valve rod (10) to be stretched in described valve pocket (5) and is fixedly connected with described porous ball core (7), the other end stretches out outside described center valve body (2), one end of described first back shaft (11) is fixedly connected with described center valve body (2), the other end is flexibly connected with described porous ball core (7), described valve rod (10) can drive described porous ball core (7) to rotate around described first back shaft (11),
The ball core passage (8) for flowing medium circulation is provided with in described porous ball core (7), the side of described porous ball core (7) near described valve rod (10) and/or the side near described first back shaft (11) are provided with multiple through hole (9), and described ball core passage (8) is directly communicated with described valve pocket (5) by described through hole (9); When described porous ball core (7) turn to described ball core passage (8) coaxial with described pipeline material feeding mouth (4) time, described ball core passage (8) is communicated with completely with described pipeline material feeding mouth (4), described pipeline discharge port (6), and two-way valve is in full-gear; When described porous ball core (7) turn to described ball core passage (8) vertical with described pipeline material feeding mouth (4) time, described porous ball core (7) closes described pipeline material feeding mouth (4) and described pipeline discharge port (6), and two-way valve is in full off state; When described porous ball core (7) turn to form the angle being less than 90 degree between described ball core passage (8) and described pipeline material feeding mouth (4) time, described ball core passage (8) is communicated with described pipeline material feeding mouth (4), described pipeline discharge port (6), and described pipeline material feeding mouth (4), described pipeline discharge port (6) are directly communicated with described valve pocket (5) respectively, and two-way valve is in half-open position.
2. the two-way valve containing porous ball core according to claim 1, it is characterized in that, described first valve body (1) inside, one end that is inner near one end of described center valve body (2) and the close described center valve body (2) of described second valve body (3) is equipped with valve seat system mounting platform, described valve seat system mounting platform is all provided with ball seat system, and described ball seat system is pressed on to be formed between described valve seat system mounting platform and described porous ball core (7) and seals.
3. the two-way valve containing porous ball core according to claim 2, it is characterized in that, described valve seat system mounting platform comprises internal valve base system mounting platform (12) and outer seat system mounting platform (13), described ball seat system comprises internal valve base system and outer seat system, it is upper with on described outer seat system mounting platform (13) that described internal valve base system, described outer seat system are installed on described internal valve base system mounting platform (12) respectively, and described internal valve base system is positioned at the inner side of described outer seat system.
4. the two-way valve containing porous ball core according to claim 3, it is characterized in that, described internal valve base system comprises interior ball seat (14), interior valve seat butterfly spring, interior valve base seal, interior valve base seal gland and interior valve seat liner (16), described interior valve seat liner (16) is installed on the inner side of described interior ball seat (14), described interior valve base seal is positioned at the joint of described ball seat (14) and described internal valve base system mounting platform (12), described interior valve base seal gland is between described interior valve base seal and described internal valve saucer spring, described interior ball seat (14) is pressed on described porous ball core (7) and forms sealing by described internal valve saucer spring, described outer seat system comprises outer ball seat (15), outer seat butterfly spring, outer seat Sealing and outer seat seal gland, described outer seat Sealing is positioned at the joint of described outer ball seat (15) and described outer seat system mounting platform (13), described outer seat seal gland is between described outer seat Sealing and described outer seat disc spring, described outer ball seat (15) is pressed on described porous ball core (7) and forms sealing by described outer seat disc spring.
5. the two-way valve containing porous ball core according to claim 1, it is characterized in that, be provided with ball in-core lining (17) inside the two ends of described ball core passage (8), the inner side of described pipeline material feeding mouth (4) and described pipeline discharge port (6) is equipped with flange liner (18).
6. the two-way valve containing porous ball core according to any one of claim 1-5, it is characterized in that, described porous ball core (7) is provided with near one end of described valve rod (10) the second back shaft (19) matched with described valve rod (10), described second back shaft (19) inner hollow, one end of described second back shaft (19) is fixedly connected with described center valve body (2), the other end is flexibly connected with described porous ball core (7), one end of described valve rod (10) is run through described second back shaft (19) and is fixedly connected with described porous ball core (7), described valve rod (10) can drive described porous ball core (7) to rotate around described first back shaft (11) and described second back shaft (19).
7. the two-way valve containing porous ball core according to claim 6, it is characterized in that, between described first back shaft (11) and described porous ball core (7), between described second back shaft (19) and described porous ball core (7), be equipped with dust seal.
8. the two-way valve containing porous ball core according to claim 6, it is characterized in that, be provided with stem packing between described valve rod (10) and described second back shaft (19) and cover the valve stem gland (20) in stem packing.
9. the two-way valve containing porous ball core according to claim 6, is characterized in that, described valve rod (10) is provided with anti-static device (21) with the joint of described porous ball core (7).
10. the two-way valve containing porous ball core according to any one of claim 7-9, it is characterized in that, between described center valve body (2) and described first back shaft (11), and described second back shaft (19) between, and described first valve body (1) between, and described second valve body (3) between be equipped with Sealing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520972103.4U CN205118315U (en) | 2015-11-27 | 2015-11-27 | Bi -pass valve that contains porous ball core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520972103.4U CN205118315U (en) | 2015-11-27 | 2015-11-27 | Bi -pass valve that contains porous ball core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205118315U true CN205118315U (en) | 2016-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520972103.4U Expired - Fee Related CN205118315U (en) | 2015-11-27 | 2015-11-27 | Bi -pass valve that contains porous ball core |
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| Country | Link |
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| CN (1) | CN205118315U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763860A (en) * | 2016-12-14 | 2017-05-31 | 石森林 | Spherical valve core |
| CN107654689A (en) * | 2017-09-21 | 2018-02-02 | 永嘉县荣信科技有限公司 | A kind of ball valve |
| CN109595351A (en) * | 2019-01-23 | 2019-04-09 | 江门市新会区龙泉污水处理有限公司 | A kind of valve well blow valve |
| CN115570781A (en) * | 2022-10-04 | 2023-01-06 | 罗浮阀门集团有限公司 | Valve body lining process of safety valve |
-
2015
- 2015-11-27 CN CN201520972103.4U patent/CN205118315U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106763860A (en) * | 2016-12-14 | 2017-05-31 | 石森林 | Spherical valve core |
| CN107654689A (en) * | 2017-09-21 | 2018-02-02 | 永嘉县荣信科技有限公司 | A kind of ball valve |
| CN109595351A (en) * | 2019-01-23 | 2019-04-09 | 江门市新会区龙泉污水处理有限公司 | A kind of valve well blow valve |
| CN109595351B (en) * | 2019-01-23 | 2023-10-20 | 江门市新会区龙泉污水处理有限公司 | Valve well emptying valve |
| CN115570781A (en) * | 2022-10-04 | 2023-01-06 | 罗浮阀门集团有限公司 | Valve body lining process of safety valve |
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