CN203176455U - Valve - Google Patents
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- Publication number
- CN203176455U CN203176455U CN 201320096534 CN201320096534U CN203176455U CN 203176455 U CN203176455 U CN 203176455U CN 201320096534 CN201320096534 CN 201320096534 CN 201320096534 U CN201320096534 U CN 201320096534U CN 203176455 U CN203176455 U CN 203176455U
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- China
- Prior art keywords
- valve
- flap
- rocking bar
- angle
- rocker
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Abstract
The utility model provides a valve, and belongs to the technical field of valve components. The valve solves the problems that matching and the angle between a valve clack of an existing valve and a rocker have errors and sealing performance of a valve body becomes poor. The valve comprises a valve body and a valve clack, wherein a rocker controlling the valve clack to be opened and closed is hinged to the valve body, swinging of the rocker is controlled through a valve rod, the valve clack is hinged to the rocker through a pin shaft, and the pin shaft is vertical to the swinging plane of the rocker in the axial direction. The valve can automatically regulate the angle between the valve clack and the rocker, and accordingly the sealing performance is not influenced.
Description
Technical field
The utility model belongs to the valve part technical field, relates to a kind of valve.
Background technique
Valve is industrial a kind of important fluid control apparatus, and it is all multidisciplinary to relate to national economy, is the development and national economy fundamental equipments.Through the development of decades, China's valve products has formed tens big classes, especially is being sure to occupy prostatitis, the world aspect number of the enterprise and the volume of production and marketing two.China is being faced with the transformation to the industrialization epoch from agricultural times, will significantly increase industry to the demand of valve products.The support of national policy and the great demand of produce market will be the very strong driving forces of valve industry develop rapidly.
Valve is the controlling component in the fluid delivery system along with the generation of fluid circuit produces, have by, adjusting, water conservancy diversion, prevent functions such as adverse current, voltage stabilizing, shunting or overflow pressure release.The valve that is used for liquid control system, from the simplest stop valve to very complicated robot control system(RCS) used various valves, its kind and specification are quite various.Valve can be used for controlling flowing of all kinds fluids such as air, water, steam, various Korrosionsmedium, mud, oil product, liquid metal and radiating medium.
China's utility application (93240543.6) discloses a kind of valve that can be used as non-return or pressure testing, it is according to the transmission principle of slide-block mechanism, at rocking bar chute is set, the valve rod that links to each other with operating mechanism flexibly connects by the bearing pin of band roll sleeve and the chute of rocking bar, and rocking bar one end is connected with flap, and the other end is hinged with the briquetting that is connected on the body cavity wall.Simultaneously, can also regulate closing velocity, avoid water hammer.Under the unstable situation of pressure medium, can eliminate the bearing pin wearing and tearing that the flap frequent swing causes, long service life.But the flap of this valve is by being bolted on the rocking bar, between flap and the rocking bar cooperate and angle has error will directly influence the sealing of flap and valve body, this fixedly requirement to flap is too high.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed a kind of valve.This valve can be regulated the angle between flap and the rocking bar voluntarily, can therefore not influence sealing.
The purpose of this utility model can realize by following technical proposal: a kind of valve, comprise valve body and flap, be hinged with the rocking bar that the control flap opens and closes on the described valve body, this rocking bar is controlled its swing by a valve rod, it is characterized in that, described flap is hinged on the rocking bar by a bearing pin, the swinging plane that is axially perpendicular to rocking bar of described bearing pin.
Valve rod is plugged in the valve body, and it moves axially and can drive the relative valve body swing of rocking bar, and the swing of rocking bar can drive the open and close of flap.Flap is hinged on the rocking bar by a bearing pin, and the swinging plane that is axially perpendicular to rocking bar of bearing pin, the swing of the swing of flap and rocking bar just is in a plane, required precision when the swing of flap can reduce the flap installation, when closing, the upper edge of flap is the contact valve body earlier, and flap rotates and the applying valve body then, the sealing variation can not occur causing because of flap error being installed.
In above-mentioned valve, described rocking bar all has a confined planes that can lean with the flap back side in the both sides of bearing pin, the angle of described two confined planes than the angle of flap two abutment facings big 10 °～20 °.When flap is unlocked, the back side of flap and confined planes against, when the angle difference of the angle of two confined planes and flap two abutment facings too hour, the swinging distance of flap is too little, when difference was too big, the flap swinging distance was excessive, can't normally close.
In above-mentioned valve, the angle of described two confined planes is bigger 15 ° than the angle of flap two abutment facings.Take all factors into consideration the effect that the swinging distance of flap brings, the angle of two confined planes is bigger 15 ° than the angle of flap two abutment facings.
In above-mentioned valve, have a chute on the described rocking bar, described valve rod has a slide block, and described valve rod plugs chute by slide block and is connected with rocking bar.Realize that the straight line motion of valve rod drives the circular movement of rocking bar.
In above-mentioned valve, the front of described flap is fixed with sealing gasket.Increase the sealing effect of flap.
Compared with prior art, this valve has the following advantages:
1, since described flap be hinged on the rocking bar by a bearing pin, the first contact valve body in the upper edge of flap when closing, flap rotates and the applying valve body then, the sealing variation therefore can not occur causing because of flap error being installed.
2, because the straight line motion of rocking bar by valve rod drives, so flap is when closing, valve rod has active force to rocking bar, makes this valve have check function.
Description of drawings
Fig. 1 is the structure sectional view of valve.
Fig. 2 is the structure enlarged view at A place among Fig. 1.
Among the figure, 1, valve body; 2, flap; 3, rocking bar; 31, confined planes; 32, groove is sliding; 4, valve rod; 41, slide block; 5, bearing pin; 6, sealing gasket.
Embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1 and Figure 2, a kind of valve comprises valve body 1 and flap 2, is hinged with rocking bar 3 at valve body 1, and these rocking bar 3 control flaps 2 open and close, and also are inserted with a valve rod 4 on valve body 1, and valve rod 4 can be controlled rocking bar 3 swings.Flap 2 is hinged on the rocking bar 3 by a bearing pin 5, the swinging plane that is axially perpendicular to rocking bar 3 of bearing pin 5, the swing of the swing of flap 2 just and rocking bar 3 is in a plane, required precision when the swing of flap 2 can reduce flap 2 installations, when closing, the upper edge of flap 2 is contact valve body 1 earlier, and flap 2 rotates and applying valve body 1 then, can not occur causing the sealing variation because of flap 2 error being installed.
Specifically, rocking bar 3 all has a confined planes 31 in the both sides of bearing pin 5, confined planes 31 can lean with flap 2 back sides, when flap 2 is unlocked, the back side of flap 2 and confined planes 31 against since when the angle difference of the angle of two confined planes 31 and 2 liang of abutment facings of flap too hour, the swinging distance of flap 2 is too little, when difference was too big, flap 2 swinging distances were excessive, can't normally close.Take all factors into consideration the effect that the swinging distance of flap 2 brings, the angle of two confined planes 31 is bigger 15 ° than the angle of flap two abutment facings in the present embodiment.Have a chute 32 on the rocking bar 3, valve rod 4 has a slide block 41, and valve rod 4 plugs chute 32 by slide block 41 and is connected with rocking bar 3, realizes that the straight line motion of valve rod 4 drives the circular movement of rocking bar 3.The front of flap 2 is fixed with sealing gasket 6, to increase the sealing effect of flap 2.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as valve body 1, flap 2, rocking bar 3, confined planes 31, groove cunning 32, valve rod 4, slide block 41, bearing pin 5, sealing gasket 6 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (5)
1. valve, comprise valve body (1) and flap (2), be hinged with the rocking bar (3) that control flap (2) opens and closes on the described valve body (1), this rocking bar (3) is controlled its swing by a valve rod (4), it is characterized in that, described flap (2) is hinged on the rocking bar (3) by a bearing pin (5), the swinging plane that is axially perpendicular to rocking bar (3) of described bearing pin (5).
2. valve according to claim 1, it is characterized in that, described rocking bar (3) all has a confined planes (31) that can lean with flap (2) back side in the both sides of bearing pin (5), the angle of described two confined planes (31) than the angle of flap (2) two abutment facings big 10 °～20 °.
3. valve according to claim 2 is characterized in that, the angle of described two confined planes (31) is bigger 15 ° than the angle of flap (2) two abutment facings.
4. according to claim 2 or 3 described valves, it is characterized in that, have a chute (32) on the described rocking bar (3), described valve rod (4) has a slide block (41), and described valve rod (4) plugs chute (32) by slide block (41) and is connected with rocking bar (3).
5. valve according to claim 1 is characterized in that, the front of described flap (2) is fixed with sealing gasket (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320096534 CN203176455U (en) | 2013-03-02 | 2013-03-02 | Valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320096534 CN203176455U (en) | 2013-03-02 | 2013-03-02 | Valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176455U true CN203176455U (en) | 2013-09-04 |
Family
ID=49073152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320096534 Expired - Fee Related CN203176455U (en) | 2013-03-02 | 2013-03-02 | Valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176455U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879506A (en) * | 2015-05-08 | 2015-09-02 | 王淑萍 | Quick valve |
| CN106594330A (en) * | 2016-12-28 | 2017-04-26 | 江苏特思克阀门制造有限公司 | Swing check valve |
| CN106704644A (en) * | 2015-08-05 | 2017-05-24 | 德维阀门铸造（苏州）有限公司 | Rotary opening type check valve |
| CN107695647A (en) * | 2017-11-01 | 2018-02-16 | 陕西法士特齿轮有限责任公司 | A kind of horizontal gear level rocking arm angle positioning device and its operating method |
| CN109578636A (en) * | 2018-12-28 | 2019-04-05 | 安徽大众阀门有限公司 | A kind of adjustable check valve |
| CN110273875A (en) * | 2019-05-30 | 2019-09-24 | 武汉船用机械有限责任公司 | It is automatically replenished the one-way valve piston of fluid |
-
2013
- 2013-03-02 CN CN 201320096534 patent/CN203176455U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879506A (en) * | 2015-05-08 | 2015-09-02 | 王淑萍 | Quick valve |
| CN104879506B (en) * | 2015-05-08 | 2017-07-11 | 王淑萍 | Fast gate valve |
| CN106704644A (en) * | 2015-08-05 | 2017-05-24 | 德维阀门铸造（苏州）有限公司 | Rotary opening type check valve |
| CN106594330A (en) * | 2016-12-28 | 2017-04-26 | 江苏特思克阀门制造有限公司 | Swing check valve |
| CN106594330B (en) * | 2016-12-28 | 2018-08-10 | 江苏特思克阀门制造有限公司 | A kind of swing check valve |
| CN107695647A (en) * | 2017-11-01 | 2018-02-16 | 陕西法士特齿轮有限责任公司 | A kind of horizontal gear level rocking arm angle positioning device and its operating method |
| CN107695647B (en) * | 2017-11-01 | 2023-09-08 | 陕西法士特齿轮有限责任公司 | Horizontal gear lever rocker arm angle positioning device and operation method thereof |
| CN109578636A (en) * | 2018-12-28 | 2019-04-05 | 安徽大众阀门有限公司 | A kind of adjustable check valve |
| CN110273875A (en) * | 2019-05-30 | 2019-09-24 | 武汉船用机械有限责任公司 | It is automatically replenished the one-way valve piston of fluid |
| CN110273875B (en) * | 2019-05-30 | 2021-06-01 | 武汉船用机械有限责任公司 | One-way valve piston capable of automatically supplementing fluid |
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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: 20130904 Termination date: 20140302 |