CN204717034U - Supporting type eccentric half-ball valve - Google Patents
Supporting type eccentric half-ball valve Download PDFInfo
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- CN204717034U CN204717034U CN201520248492.6U CN201520248492U CN204717034U CN 204717034 U CN204717034 U CN 204717034U CN 201520248492 U CN201520248492 U CN 201520248492U CN 204717034 U CN204717034 U CN 204717034U
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- valve shaft
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Abstract
The utility model newly discloses a kind of supporting type eccentric half-ball valve, comprise valve shaft, large gland, valve body, hemisphere spool and lower valve shaft, the side of described valve body is provided with influent stream mouth and goes out head piece, the end face of described valve body and bottom surface are respectively equipped with the mounting hole of large gland, large gland is arranged in mounting hole, described hemisphere spool is supported and fixed in valve body by large gland, upper valve shaft and lower valve shaft are each passed through and are arranged on valve body end face and are connected with hemisphere spool with after the large gland of bottom surface, Packing seat is provided with between large gland and valve shaft, filler and bearing housing, Gland is by Packing seat, the bearing housing that filler and support valve shaft rotate is pressed in large gland.The semispherical valve that the utility model is new has features such as arranging ingenious, easy for installation, good airproof performance, wide adaptability.
Description
Technical field
The utility model newly relates to a kind of valve, is specifically a kind ofly used in the more severe supporting type eccentric half-ball valve of environment.
Technical background
At present, work the ball valve kind of blocking medium in the duct a lot, eccentric half-ball valve is exactly one wherein, it is applicable to the media such as liquid, gas or slagging-off in the control of conveyance conduit and conveying, Main Function is in pipeline, cut off, distribute and change medium flowing velocity and direction, the closure member of eccentric half-ball valve is a hemisphere, spheroid is done around valve body center line to rotate the object reaching and open or close, it is widely used in iron and steel, water power, sugaring, paper industry, municipal water supply, sewage treatment etc. occasion, and effect is also fine.So have human hair to understand some eccentric half-ball valves, open source literature has also reported some, such as:
1, Chinese patent: energy-saving eccentric semi-ball valve, application number: CN201010295588.X, the applying date: 2010.09.29, publication number: CN101943273A, publication date: 2011.01.12, claimant: Tu is practised just, address: 24 No. 7, Metallurgy, Qingshan District, Wuhan City, Hubei Province 31 street, inventor: Tu is practised just, summary: this invention relates to ball valve, particularly a kind of energy-saving eccentric semi-ball valve, comprise valve body, eccentric valve shaft is configured with in valve body, eccentric valve shaft is provided with sealing spherical crown, its difference is: also comprise one with sealing spherical crown phase configuration adjustable valve seat, described valve seat is arranged on the inside sidewalls in valve body media outlet port, on the sidewall in described valve body media outlet port, the circumferential location corresponding to valve seat is provided with two groups of screws, wherein one group of screw is threaded with the screw on the end face of valve seat through body wall through hole, after another group screw passes body wall screw, its screw front end is for pushing up pressure valve seat end face, two groups of screws are distributed in distance at circumferential position, two groups of screws cooperatively interact thus regulate and the position of fixed valve base, make to form reliable sealing pair between valve seat and sealing spherical crown.This invention once can complete assembling, and debugging is convenient, also increases the medium circulation area of valve in addition significantly, and reduce the pressure loss of medium circulation valve, energy-saving effect is obvious.
2, Chinese patent: eccentric half-ball valve, application number: CN201010167843.2, the applying date: 2010.04.30, publication number: CN101832402A, publication date: 2010.09.15, inventor: Xu Guorong, summary: a kind of eccentric half-ball valve of this disclosure of the invention, include valve body and hemisphere spool, the side of described valve body is provided with influent stream mouth, go out head piece, top and the bottom of described valve body are respectively equipped with bearing support, the bearing support internal fixtion of described body top is provided with Upper shaft sleeve, semiaxis is rotatablely equipped with in Upper shaft sleeve, the bearing support internal fixtion of described body base is provided with lower semiaxis, one end of lower semiaxis is stretched in valve body, and external part is rotatablely equipped with Lower shaft sleeve, on described, to be sealed and matched between semiaxis and bearing support down, and upper semiaxis, the corresponding end of Lower shaft sleeve is installed with hemisphere spool respectively, hemisphere spool is positioned at valve body influent stream mouth, go out on the runner between head piece, and be sealed and matched with valve flowing channel side.
3, Chinese patent: bi-directional hard sealed eccentric, application number: CN200920087802.5, the applying date: 2009.08.04, publication number: CN201547301U, publication date: 2010.08.11, claimant: Wuhan Dayu Valve Manufacturing Co., Ltd., address: Zhuankou Wuhan Economic-Tech Development Zone, Wuhan City, Hubei Province Dun Yang sci-tech industrial park Wuhan Dayu Valve Manufacturing Co., Ltd., inventor: Li Xihong; Liang Bihua, summary: this model utility discloses a kind of bi-directional hard sealed eccentric, and it comprises valve body, valve body connects eccentric valve shaft, eccentric valve shaft connects sealing spherical crown, it is characterized in that the runner that valve body media exports connects reverse floating seal valve seat.This model utility pipeline construction and easy to maintenance, effectively prevent medium back flow, investment reduction, particularly at such as looped network, underground pipe network, have tool in the systems such as the pipeline of reverse head to have an enormous advantage and very high economic benefit.This valve can be applicable to ground and underground (direct-burried) pipeline, flexible operation, and sealing is reliable, long service life.The all component of this valve are not all containing producing the composition polluted to medium, overlength uses not corrosion, is applicable to direct drinking pipeline.Its structure is simple, easy for installation.
4, Chinese patent: eccentric half-ball valve, application number: 201210555363.2, the applying date: 2012.12.19, claimant: Wuhan great Yu valve limited company, address: 430056 Dun Yang sci-tech industrial parks, Wuhan Economic-Tech Development Zone, Wuhan City, Hubei Province, inventor: Li Xihong, Yi Kaowen, summary: a kind of eccentric half-ball valve of this disclosure of the invention, it comprises valve body, the valve seat and spherical crown that cooperatively interact is provided with in valve body, trim ring is provided with between described valve seat and valve body axis, trim ring is arranged between valve seat and valve body axis by screw and cooperatively interacting of elastic washer, trim ring, axial clearance is there is between valve seat and valve body, the radial seal cylndrical surface of valve body or valve seat at least offers a ring recess, seal ring is set with in ring recess, trim ring is also provided with multiple Cock screw vertically, and the top end face of Cock screw withstands on the end face of valve body.This invention, compared with original structure, does not almost have anything to change, and not needing increases large expense, just can solve the problem in background technique, and can reduce the technical requirements to assembly crewman, and shorten assembly period, manufacturing efficiency significantly promotes, maintenance more convenient and quicker.
But, through the long-term practice of the utility model new person, although find that above disclosed document has all carried out some to the structure of valve and sealing and improved, but also there are some defects, they are all be fixedly mounted in valve body by valve shaft by spool, this mounting type need leave larger gap at the valve body installing valve shaft position and spool could be installed, gap is larger, larger play can be produced when opening and closing valve, easy to wear, open difficulty, work under the ball valve of this structure but can not being useful in compare rugged environment, particularly can not use in the environment that fouling easily occurs, as being used in the more severe sewage treatment of environment when ball valve, sugaring, the industries such as petrochemical industry and paper industry, especially when refining sugar, one is because their medium composition is more complicated, its shape of medium is particle sometimes, sometimes be liquid, two is that temperature High variation scope is large, so usually have influence on the opening and closing of valve due to the generation of scale formation, produce locking phenomenon, reduce working efficiency, have impact on working life and economic benefit.So this becomes a Professional visitors's difficult problem always.
Summary of the invention
The object that the utility model is new is for prior art Problems existing, provides one to arrange ingenious, easy for installation, good airproof performance, the supporting type eccentric half-ball valve of wide adaptability.
To achieve these goals, the technological scheme that the utility model newly adopts is:
The supporting type eccentric half-ball valve that the utility model is new, comprise valve shaft, large gland, valve body, hemisphere spool and lower valve shaft, the side of described valve body is provided with influent stream mouth and goes out head piece, the end face of described valve body and bottom surface are respectively equipped with the mounting hole of large gland, large gland is arranged in mounting hole, described hemisphere spool is supported and fixed in valve body by large gland, upper valve shaft and lower valve shaft are each passed through and are arranged on valve body end face and are connected with hemisphere spool with after the large gland of bottom surface, Packing seat is provided with between large gland and valve shaft, filler and bearing housing, Gland is by Packing seat, the bearing housing that filler and support valve shaft rotate is pressed in large gland.Spool axle sleeve can be provided with between described hemisphere spool and large gland.
Described filler is silicone rubber.
Between described valve body and large gland, gland ring is installed.
The influent stream mouth of described valve body or go out head piece and be provided with valve seat by platen.
Described upper valve shaft is connected with upper bracket by upper bracket axle sleeve, and upper bracket is fixed on the large gland of valve body end face.
Described upper valve shaft is also connected with switch gear.
Described lower valve shaft is connected with lower support frame by lower support frame axle sleeve, and lower support frame is fixed on the large gland of valve body bottom surface.
Described valve body adopts carbon steel, spheroidal graphite cast iron or stainless steel to make.
Described spool adopts carbon steel, corrosion resisting alloy or stainless steel to make.
Described valve shaft adopts stainless steel to make.
The beneficial effect that the utility model is new is:
1. structure is simple, wide adaptability, the supporting type eccentric half-ball valve that the utility model is new, spool is arranged in valve body by large gland, again valve shaft is installed, matching gap is little, with one heart, coaxality is improved, reduce shifting amount, more wear-resistant, also can not leakage of oil after filler wearing and tearing, installation spool is convenient, manufacture and realize than being easier to, and change valve shaft without the need to disassembling valve, production procedure is simple, save cost, this ball valve not only can be widely used in iron and steel, water power, sewage treatment, sugaring, the occasions such as municipal water supply and urban heating heat supply, especially be applicable to being used in sewage treatment, sugaring, work under the environment such as petrochemical industry and paper industry compare mal-condition.
2. good seal performance.Between the valve body of this ball valve and large gland, gland ring is installed, Packing seat, filler Gland are also installed in large gland, good sealing effect, the sealing overcome between valve shaft and valve body is not good, solve the temperature (heat insulation) of valve and wear-resisting change and the leakage difficult problem produced, because sugar refinery annual operating time is half a year, must clean product and maintain, mode fixing valve valve shaft is adopted to split out separately, just avoid whole valve to dismantle to support, alleviate the labor intensity of workman greatly.
3, can reduce the technical requirements to assembly crewman, shorten assembly period, manufacturing efficiency significantly promotes, fast easy to maintenance.
4, the new supporting type eccentric half-ball valve of the utility model, is arranged in valve body by large gland by spool, than adopting the life-span of traditional mounting type to improve more than twice, and greatly strengthening valve plate bearing capacity, reducing valve shaft pressure-bearing, decreasing failsafe valve rate.
5, circulation area is large, and without any bar in passage, and inner chamber is large, liquid stream can smoothly by valve without flow differential pressure.
Accompanying drawing explanation
Fig. 1 is the structural representation of the new supporting type eccentric half-ball valve of the utility model;
In figure, component names and sequence number are:
Upper valve shaft 1, upper bracket 2, Gland 3, bearing housing 4, large gland 5, valve body 6, hemisphere spool 7, lower support frame axle sleeve 8, bottom 9, lower support frame 10, lower valve shaft 11, spool axle sleeve 12, platen 13, valve seat 14, Packing seat 15, filler 16, gland ring 17, upper bracket axle sleeve 18, switch gear 19.
Embodiment
Introduce the utility model newly in order to more detailed, below in conjunction with accompanying drawing, the utility model is newly described further.
As shown in the figure: the supporting type eccentric half-ball valve that the utility model is new, comprise valve shaft 1, large gland 5, valve body 6, hemisphere spool 7 and lower valve shaft 11, the side of described valve body 6 is provided with influent stream mouth and goes out head piece, the end face of described valve body 6 and bottom surface are respectively equipped with the mounting hole of large gland 5, large gland 5 is arranged in mounting hole, described hemisphere spool 7 is supported and fixed in valve body 6 by large gland 5, upper valve shaft 1 and lower valve shaft 11 are connected with hemisphere spool 7 after being each passed through the large gland 5 being arranged on valve body 6 end face and bottom surface, Packing seat 15 is provided with between large gland 5 and valve shaft, filler 16 and bearing housing 4, Gland 3 is by Packing seat 15, the bearing housing 4 that filler 16 and support valve shaft rotate is pressed in large gland 5.
Spool axle sleeve 12 can be provided with between described hemisphere spool 7 and large gland 5.
Described filler 16 is silicone rubber.
Between described valve body 6 and large gland 5, gland ring 17 is installed.
The influent stream mouth of described valve body 6 or go out head piece and be provided with valve seat 14 by platen 13.
Described upper valve shaft 1 is connected with upper bracket 2 by upper bracket axle sleeve 18, and upper bracket 2 is fixed on the large gland 5 of valve body 6 end face.
Described upper valve shaft 1 is also connected with switch gear 19.
Described lower valve shaft 11 is connected with lower support frame 10 by lower support frame axle sleeve 8, and lower support frame 10 is fixed on the large gland 5 of valve body 6 bottom surface.
Described valve body 6 adopts carbon steel, spheroidal graphite cast iron or stainless steel to make.
Application Example
In January, 2013, sugar refinery, Nanning uses this supporting type eccentric half-ball valve in sugar refining technology.Medium in this sugar refinery manufacture process is mainly syrup and steam (with sugar, to boil sugar, material), and the environmental condition temperature that ball valve uses is high, and excursion is large, shape of medium is particle sometimes, sometimes be liquid, sometimes be two phase flow, on probation through this sugar refinery 3 months, this eccentric ball valve fullys meet the requirement of Environmental Conditions, solve the temperature (heat insulation) of valve and wear-resisting change and the leakage problem produced, and after squeezing season stops production, overhaul discovery is carried out to ball valve, valve seal position is without any wearing and tearing, still can continue to use, this valve really reaches the feature avoiding safeguarding and exempt to maintain, the life-span of eccentric ball valve was on the market used to improve more than twice than originally, greatly save labour force, reduce cost of production.
Above-mentioned explanation is not the restriction new to the utility model; the utility model is newly also not limited to above-mentioned example, those skilled in the art, in the essential scope that the utility model is new; the change made, remodeling, interpolation or replacement, all should belong to the new protection domain of the utility model.
Claims (9)
1. a supporting type eccentric half-ball valve, it is characterized in that: comprise valve shaft (1), large gland (5), valve body (6), hemisphere spool (7) and lower valve shaft (11), the side of described valve body (6) is provided with influent stream mouth and goes out head piece, the end face of described valve body (6) and bottom surface are respectively equipped with the mounting hole of large gland (5), large gland (5) is arranged in mounting hole, described hemisphere spool (7) is supported and fixed in valve body (6) by large gland (5), upper valve shaft (1) and lower valve shaft (11) are each passed through and are arranged on valve body (6) end face and are connected with hemisphere spool (7) afterwards with the large gland (5) of bottom surface, Packing seat (15) is provided with between large gland (5) and valve shaft, filler (16) and bearing housing (4), Gland (3) is by Packing seat (15), the bearing housing (4) that filler (16) and support valve shaft rotate is pressed in large gland (5).
2. supporting type eccentric half-ball valve according to claim 1, is characterized in that: can be provided with spool axle sleeve (12) between described hemisphere spool (7) and large gland (5).
3. supporting type eccentric half-ball valve according to claim 1, is characterized in that: described filler (16) is silicone rubber.
4. supporting type eccentric half-ball valve according to claim 1, is characterized in that: be provided with gland ring (17) between described valve body (6) and large gland (5).
5. supporting type eccentric half-ball valve according to claim 1, is characterized in that: the influent stream mouth of described valve body (6) or go out head piece and be provided with valve seat (14) by platen (13).
6. supporting type eccentric half-ball valve according to claim 1, is characterized in that: described upper valve shaft (1) is connected with upper bracket (2) by upper bracket axle sleeve (18), and upper bracket (2) is fixed on the large gland (5) of valve body (6) end face.
7. supporting type eccentric half-ball valve according to claim 1, is characterized in that: described upper valve shaft (1) is also connected with switch gear (19).
8. supporting type eccentric half-ball valve according to claim 1, is characterized in that: described lower valve shaft (11) is connected with lower support frame (10) by lower support frame axle sleeve (8), and lower support frame (10) is fixed on the large gland (5) of valve body (6) bottom surface.
9. supporting type eccentric half-ball valve according to claim 1, is characterized in that: described valve body (6) adopts carbon steel, spheroidal graphite cast iron or stainless steel to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248492.6U CN204717034U (en) | 2015-04-23 | 2015-04-23 | Supporting type eccentric half-ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248492.6U CN204717034U (en) | 2015-04-23 | 2015-04-23 | Supporting type eccentric half-ball valve |
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| Publication Number | Publication Date |
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| CN204717034U true CN204717034U (en) | 2015-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520248492.6U Active CN204717034U (en) | 2015-04-23 | 2015-04-23 | Supporting type eccentric half-ball valve |
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| CN (1) | CN204717034U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641317A (en) * | 2016-12-16 | 2017-05-10 | 安徽铜都流体科技股份有限公司 | Adjustable bi-directional pressure-bearing eccentric hemispherical valve |
| CN109027298A (en) * | 2018-09-30 | 2018-12-18 | 广西科德阀门有限责任公司 | The resistance to strong acid of valve body inner liner rubber, highly basic eccentric half-ball valve |
| CN109210231A (en) * | 2018-10-15 | 2019-01-15 | 兰州高压阀门有限公司 | A kind of equal percentage V-type regulation ball valve |
-
2015
- 2015-04-23 CN CN201520248492.6U patent/CN204717034U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641317A (en) * | 2016-12-16 | 2017-05-10 | 安徽铜都流体科技股份有限公司 | Adjustable bi-directional pressure-bearing eccentric hemispherical valve |
| CN109027298A (en) * | 2018-09-30 | 2018-12-18 | 广西科德阀门有限责任公司 | The resistance to strong acid of valve body inner liner rubber, highly basic eccentric half-ball valve |
| CN109210231A (en) * | 2018-10-15 | 2019-01-15 | 兰州高压阀门有限公司 | A kind of equal percentage V-type regulation ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180827 Address after: 530001 No. 55, 6 new high road, Nanning, Nanning, the Guangxi Zhuang Autonomous Region, No. 1236, Wanda Plaza, Anji Patentee after: GUANGXI KEDE VALVE CO.,LTD. Address before: 530001 Room 302, unit 1, building C, Junan new village, Xixiang Road, Nanning, the Guangxi Zhuang Autonomous Region Patentee before: Liu Xiangyang |
|
| TR01 | Transfer of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Supporting eccentric hemisphere valve Effective date of registration: 20220629 Granted publication date: 20151021 Pledgee: Guangxi Guihui Financing Guarantee Co.,Ltd. Pledgor: GUANGXI KEDE VALVE CO.,LTD. Registration number: Y2022450000102 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |