CN203431221U - Gate valve - Google Patents
Gate valve Download PDFInfo
- Publication number
- CN203431221U CN203431221U CN201320509920.7U CN201320509920U CN203431221U CN 203431221 U CN203431221 U CN 203431221U CN 201320509920 U CN201320509920 U CN 201320509920U CN 203431221 U CN203431221 U CN 203431221U
- Authority
- CN
- China
- Prior art keywords
- valve
- valve body
- sluice
- runddichtringo
- valve rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Sliding Valves (AREA)
- Details Of Valves (AREA)
Abstract
The utility model provides a gate valve. The gate valve comprises a valve body, a valve rod, a valve plate and a valve plate driving device, wherein a sealing and filtering device is arranged between the valve body and the valve rod, and the two opposite ends, close to the valve body, of the valve plate are provided with a pair of cleaning devices. According to the gate valve, a simple O-shaped seal ring in the prior art is replaced by the sealing and filtering device so that the gate valve can be sealed and derivatives reserved inside the valve body can be filtered and can not easily fall into the valve plate driving device, the sealing performance of the gate valve and the movement smoothness of the valve rod are increased, the pair of cleaning devices are further arranged at the two ends of the valve plate and used for scraping away the derivatives reserved on the inner wall of the valve body, the scraped derivatives can enter fluid in an inlet and an outlet and can be taken out of the gate valve, the number of the reserved derivatives is lowered, and the probability that the derivatives enter the valve plate driving device is lowered.
Description
Technical field
The utility model relates to a kind of valve, relates in particular to a kind of sluice valve.
Background technique
Sluice valve is a kind of more common universal valve control unit, is widely used in the middle of the switch control of various large-scale pipelines.As depicted in figs. 1 and 2, traditional sluice valve generally comprises valve body 1 ', valve rod 2 ', valve plate 3 ' and valve plate driving device 4 ', the relative both sides of described valve body 1 ' are respectively equipped with import and outlet (import and outlet are divided into direction in the paper of valve plate 3 ' in Fig. 1 and outside paper), one end of described valve rod 2 ' is connected with described valve plate driving device 4 ', the other end of described valve rod 2 ' is connected with the valve plate 3 ' in described valve body 1 ' through described valve body 1 ', the bearing of trend of described valve rod 2 ' with described in enter, the direction of outlet is vertical, and between described valve body 1 ' and valve rod 2 ', be provided with an O RunddichtringO 5 ', to play seal action.Exactly because but its versatility, can be because the difference of Environmental Conditions constantly reduces its working life in different processing procedure pipelines.Wherein more commonly because valve body 1 ' is inner, the non-singularity of structure easily causes the various derivatives 7 ' that the various processing procedures of accumulation produce to be detained, thereby reduces the motion fluency of valve rod 2 '.More serious situation is, residual derivative 7 ' can lubricated oil adsorbs and is brought into valve plate driving device 4 ' inside and causes lubricating component too dry and astringent so that O RunddichtringO 5 ' is caused to wearing and tearing, the sealing of reduction sluice valve.
Model utility content
The utility model provides a kind of sluice valve, to overcome the problem of the motion fluency step-down of valve rod and the sealing variation of sluice valve.
For solving the problems of the technologies described above, the utility model provides a kind of sluice valve, it comprises valve body, valve rod, valve plate and valve plate driving device, the both sides that described valve body is relative are respectively equipped with import and outlet, one end of described valve rod is connected with described valve plate driving device, the other end of described valve rod is connected with the valve plate in described valve body through described valve body, the bearing of trend of described valve rod is vertical with the direction of described inlet/outlet, between described valve body and valve rod, be provided with sealing filtration device, described valve plate is provided with a pair of cleaning device near the opposite end of described valve body.
Further, described sealing filtration device comprises O RunddichtringO group and filtering ring, and described O RunddichtringO group and filtering ring overlap between described valve body and valve rod.
Further, described filtering ring comprises snap ring and sphere filter, and described sphere filter is embedded in described snap ring, and described snap ring and described O RunddichtringO group overlap, and described valve rod is arranged in described O RunddichtringO group and sphere filter.
Further, described sphere filter is made by corrosion-resistant flexible material.
Further, described O RunddichtringO group comprises two O RunddichtringOs, between described two O RunddichtringOs, is provided with back-up ring, and described valve rod is arranged in described O RunddichtringO, back-up ring and sphere filter.
Further, described a pair of cleaning device is pair of metal reed.
Compared with prior art, the utlity model has following beneficial effect:
The sluice valve that the utility model provides replaces simple O RunddichtringO in prior art to seal this sluice valve with sealing filtration device, and the residual derivative of valve inner is filtered, it can not dropped in valve plate driving device easily, the sealability of this sluice valve and the motion fluency of valve rod have been increased, and this sluice valve is also provided with a pair of cleaning device at the two ends of valve plate, for striking off the residual derivative on valve interior wall, the derivative being struck off can enter into, in the fluid of outlet, taken out of this sluice valve, reduced the quantity of residual derivative, reduced the probability that derivative enters into flashboard drive unit.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the structural representation of sluice valve in prior art;
Fig. 2 is the sectional view of sluice valve in prior art;
The sectional view of the sluice valve that Fig. 3 provides for the utility model embodiment when flashboard is opened;
The sectional view of the sluice valve that Fig. 4 provides for the utility model embodiment when flashboard cuts out;
The structural representation of sealing filtration device in the sluice valve that Fig. 5 provides for the utility model embodiment.
In Fig. 1 to Fig. 5,
1 ', 1: valve body; 2 ', 2: valve rod; 3 ', 3: valve plate; 4 ', 4: valve plate driving device; 5 ': O RunddichtringO; 5: sealing filtration device; 51:O RunddichtringO; 52: snap ring; 53: sphere filter; 54; Back-up ring; 6: cleaning device; 7: derivative.
Embodiment
Below in conjunction with the drawings and specific embodiments, the sluice valve the utility model proposes is described in further detail.According to the following describes and claims, advantage of the present utility model and feature will be clearer.It should be noted that, accompanying drawing all adopts very the form of simplifying and all uses non-ratio accurately, only in order to convenient, aid illustration the utility model embodiment's object lucidly.
Core concept of the present utility model is, a kind of sluice valve is provided, it comprises valve body, valve rod, valve plate and valve plate driving device, the both sides that described valve body is relative are respectively equipped with import and outlet, one end of described valve rod is connected with described valve plate driving device, the other end of described valve rod is connected with the valve plate in described valve body through described valve body, the bearing of trend of described valve rod is vertical with the direction of described inlet/outlet, between described valve body and valve rod, be provided with sealing filtration device, described valve plate is provided with a pair of cleaning device near the opposite end of described valve body.The sluice valve that the utility model provides replaces simple O RunddichtringO in prior art to seal this sluice valve with sealing filtration device, and the residual derivative of valve inner is filtered, it can not dropped in valve plate driving device easily, the sealability of this sluice valve and the motion fluency of valve rod have been increased, and this sluice valve is also provided with a pair of cleaning device at the two ends of valve plate, for striking off the residual derivative on valve interior wall, the derivative being struck off can enter into, in the fluid of outlet, taken out of this sluice valve, reduced the quantity of residual derivative, reduced the probability that derivative enters into flashboard drive unit.
Please refer to Fig. 3 to Fig. 5, the sectional view of the sluice valve that Fig. 3 provides for the utility model embodiment when flashboard is opened; The sectional view of the sluice valve that Fig. 4 provides for the utility model embodiment when flashboard cuts out; The structural representation of sealing filtration device in the sluice valve that Fig. 5 provides for the utility model embodiment.
As shown in Figure 3 and Figure 4, the utility model embodiment provides a kind of sluice valve, it comprises valve body 1, valve rod 2, valve plate 3 and valve plate driving device 4, the relative both sides of described valve body 1 are respectively equipped with import and outlet (import and outlet respectively in Fig. 4 in the paper of valve plate 3 and outside paper direction), one end of described valve rod 2 is connected with described valve plate driving device 4, the other end of described valve rod 2 is connected with the valve plate 3 in described valve body 1 through described valve body 1, the bearing of trend of described valve rod 2 with described in enter, the direction of outlet is vertical, between described valve body 1 and valve rod 2, be provided with sealing filtration device 5, described valve plate 3 is provided with a pair of cleaning device 6 near the opposite end of described valve body 1.
As shown in Figure 5, described sealing filtration device 5 comprises O RunddichtringO group and filtering ring, described filtering ring comprises snap ring 52 and sphere filter 53, described sphere filter 53 is made by corrosion-resistant flexible material, described sphere filter 53 is embedded in described snap ring 52, described snap ring 52 overlaps with described O RunddichtringO group, described O RunddichtringO group comprises two O RunddichtringOs 51, between described two O RunddichtringOs 51, be provided with back-up ring 54, described valve rod 2 is arranged in described O RunddichtringO 51, back-up ring 54 and sphere filter 53.The sealing filtrating equipment 5 arranging between the valve body 1 of sluice valve and valve rod 2, can filter derivative 7, increase the dimensional space of O RunddichtringO group simultaneously, increase sealing effect, and after sealing filtrating equipment 5 installs, the interior reserved a certain amount of lubricant oil of back-up ring 54 that can be between two O RunddichtringOs 51, so that valve rod 2 can carry out continuous lubrication to it in movement process, keeps the motion fluency of valve plate 3 and valve rod 2.
Further, described a pair of cleaning device 6 is pair of metal reed, its working principle is to utilize the deformability of metal spring leaf, when valve body 1 is done switch motion, metal spring leaf is inswept valve body 1 inwall, in time attachment 7 is removed and by the fluid removal through inlet/outlet, prevented that derivative 7 from occurring continuing to pile up from inwall, and the situation that causes valve body 1 internal environment to worsen.
In sum, the sluice valve that the utility model embodiment provides is used sealing filtration device 5 to replace simple O RunddichtringO 5 ' in prior art to seal this sluice valve, and the inner residual derivative 7 of valve body 1 is filtered, make it can not drop into easily in valve plate driving device 4, the sealability of this sluice valve and the motion fluency of valve rod have been increased, and this sluice valve is also provided with a pair of cleaning device 6 at the two ends of valve plate 3, for striking off the residual derivative 7 on valve body 1 inwall, the derivative 7 being struck off can enter into, in the fluid of outlet, taken out of this sluice valve, reduced the quantity of residual derivative 7, reduced the probability that derivative 7 enters into flashboard drive unit 4.
Obviously, those skilled in the art can carry out various changes and modification and not depart from spirit and scope of the present utility model the utility model.Like this, if within of the present utility model these are changed and modification belongs to the scope of the utility model claim and equivalent technologies thereof, the utility model is also intended to comprise these changes and modification interior.
Claims (6)
1. a sluice valve, comprise valve body, valve rod, valve plate and valve plate driving device, the both sides that described valve body is relative are respectively equipped with import and outlet, one end of described valve rod is connected with described valve plate driving device, the other end of described valve rod is connected with the valve plate in described valve body through described valve body, the bearing of trend of described valve rod is vertical with the direction of described inlet/outlet, it is characterized in that, between described valve body and valve rod, be provided with sealing filtration device, described valve plate is provided with a pair of cleaning device near the opposite end of described valve body.
2. sluice valve according to claim 1, is characterized in that, described sealing filtration device comprises O RunddichtringO group and filtering ring, and described O RunddichtringO group and filtering ring overlap between described valve body and valve rod.
3. sluice valve according to claim 2, it is characterized in that, described filtering ring comprises snap ring and sphere filter, and described sphere filter is embedded in described snap ring, described snap ring and described O RunddichtringO group overlap, and described valve rod is arranged in described O RunddichtringO group and sphere filter.
4. sluice valve according to claim 3, is characterized in that, described sphere filter is made by corrosion-resistant flexible material.
5. sluice valve according to claim 2, is characterized in that, described O RunddichtringO group comprises two O RunddichtringOs, between described two O RunddichtringOs, is provided with back-up ring, and described valve rod is arranged in described O RunddichtringO, back-up ring and sphere filter.
6. according to the sluice valve described in claim 1 to 5 any one, it is characterized in that, described a pair of cleaning device is pair of metal reed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509920.7U CN203431221U (en) | 2013-08-20 | 2013-08-20 | Gate valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320509920.7U CN203431221U (en) | 2013-08-20 | 2013-08-20 | Gate valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203431221U true CN203431221U (en) | 2014-02-12 |
Family
ID=50060258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320509920.7U Expired - Fee Related CN203431221U (en) | 2013-08-20 | 2013-08-20 | Gate valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203431221U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355554A (en) * | 2017-06-17 | 2017-11-17 | 林之铠 | A kind of gate valve peculiar to vessel |
-
2013
- 2013-08-20 CN CN201320509920.7U patent/CN203431221U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107355554A (en) * | 2017-06-17 | 2017-11-17 | 林之铠 | A kind of gate valve peculiar to vessel |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101912702B (en) | Online cleaning filter | |
| CN108905334B (en) | Self-circulation sewage treatment plant | |
| CN203431221U (en) | Gate valve | |
| KR20150016819A (en) | Oil tank for oil pressure unit | |
| CN201537407U (en) | Oil slick absorption device for emulsion liquid | |
| CN103968226B (en) | Oil pipe magnetic filter device between speed reducer and bearing | |
| CN203272852U (en) | Novel ball valve | |
| CN113551246A (en) | Flue anti-corrosion device for calcium-based wet desulphurization | |
| CN203574945U (en) | Film removing device for circuit board | |
| CN111735667A (en) | Ore pulp pipeline sampler convenient to seal | |
| CN204647241U (en) | Self-relieving speed reducer | |
| CN103335137A (en) | Bottom valve of compensation type sealing structure | |
| CN207609462U (en) | A kind of purge cock component | |
| CN206723491U (en) | From scale removal metal hard-sealing ball valve | |
| CN208832086U (en) | A kind of automatic oiling device of parts lubricating oil | |
| CN204852365U (en) | Bellows stop valve | |
| CN203051832U (en) | Dome valve | |
| CN203925660U (en) | A kind of electric magnetic-adsorption machine-oil filtering device | |
| CN208525963U (en) | A kind of outer self-sealing oil absorption filter of TF series case | |
| CN207928823U (en) | A kind of new lubricant filter device | |
| CN203685778U (en) | Power station duplex filter bypass device | |
| CN208221888U (en) | A kind of environmental protection rainwater-collecting pipeline valve | |
| CN207755836U (en) | A kind of hydraulic pressure filter element device | |
| CN220788487U (en) | Natural gas desulfurization device | |
| CN205904776U (en) | Smart cartridge type magnetic separator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140212 Termination date: 20190820 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |