CN103836238A - Lifting type closure check valve with rubber clack - Google Patents
Lifting type closure check valve with rubber clack Download PDFInfo
- Publication number
- CN103836238A CN103836238A CN201410060233.0A CN201410060233A CN103836238A CN 103836238 A CN103836238 A CN 103836238A CN 201410060233 A CN201410060233 A CN 201410060233A CN 103836238 A CN103836238 A CN 103836238A
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- China
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- valve body
- valve
- flexible rubber
- check valve
- protruding ring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/14—Check valves with flexible valve members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
- Lift Valve (AREA)
Abstract
The invention relates to a lifting type closure check valve with a rubber clack, and belongs to the technical field of control equipment on a medium pipeline. The lifting type closure check valve with the rubber clack comprises a valve body, a flow pass arranged inside the valve body and a valve deck arranged on the valve body, wherein a groove is arranged between the valve body and the valve deck, the inner upper end of the valve body is close to one end of a water inlet, a supporting shaft is arranged inside the groove, the supporting shaft is fixedly connected with the flexible rubber clack used for sealing the valve body, the outer side of the flexible rubber clack is fixedly connected with a position adjusting block, the valve deck is provided with an installation hole, a linear driving lifting device is installed inside the installation hole, the output end of the linear driving lifting device penetrates into the installation hole, and a position adjusting wheel matched with the position adjusting block is fixed to the output end of the linear driving lifting device. The lifting type closure check valve with the rubber clack has the function of closure (flow adjustment), the linear driving lifting device is installed at the upper portion of the valve deck, and the shaft end of the linear driving lifting device acts on the position adjusting block to achieve adjustment of the opening degree of the valve.
Description
Technical field
The invention belongs to the control apparatus technical field on medium pipeline, be specifically related to a kind of rise-fall type rubber flap check valve that dams.
Background technique
Existing safety check, flap is the rigid construction of metallic material, due to metallic material, self gravitation is larger, in the water passage system of lower pressure (or with no pressure), the flap of safety check can not be washed open by water, and then play the effect of non-return, and in existing safety check, can not realize the free adjustment to flap aperture, thereby the size of controlling water flow, therefore designing a kind of check device according to the water passage system of lower pressure (or with no pressure) becomes technical barrier.
Summary of the invention
Object of the present invention is exactly the defect for prior art, and a kind of rise-fall type rubber flap check valve that dams is provided.Be applicable to enclosed water passage system (such as pipeline etc.), flow backwards for preventing, form backflow pollution, can adjust a kind of valve flowing simultaneously.Be applicable to the water passage system of lower pressure (or with no pressure), oppositely non-return forward can be adjusted the pipe-line system of stream.
The technical solution used in the present invention is: comprise valve body, be arranged on the runner in valve body and be arranged on the valve gap on valve body, upper end is near being provided with groove between the valve body of water intake one end and valve gap in described valve body, in described groove, be provided with back shaft, on described back shaft, be fixedly connected with the flexible rubber lobe that is useful on sealed valve body, described flexible rubber lobe is fixedly connected with positioning piece on outside; On described valve gap, have mounting hole, straight line lift driving mechanism is housed in described mounting hole, the output terminal of described straight line lift driving mechanism penetrates in mounting hole, and the output terminal of described straight line lift driving mechanism is fixed with the positioning wheel matching with the piece of transposing.
Further preferred structure, described positioning piece is nylon material.
Further preferred structure, described positioning piece is big top and small bottom wedge shape block structure.
Further preferred structure, is connected by gland and bolt seal between described straight line lift driving mechanism and valve gap.
Further preferred structure, described positioning piece is fixed by screws on flexible rubber lobe.
Further preferred structure, described flexible rubber lobe comprises the wear-resisting connecting band, the steel plate frame being connected with wear-resisting connecting band bottom that are wound in outside back shaft, is wrapped in the rubber plate outside wear-resisting connecting band and steel plate frame.
Further preferred structure, described wear-resisting connecting band comprises interconnective holding part and linkage section, and described holding part top is fixedly connected with back shaft, and described linkage section bottom is connected with steel plate frame, and the rotating center of described flexible rubber lobe is positioned on linkage section.
Further preferred structure, described wear-resisting connecting band material is nylon cloth.
Further preferred structure, described steel plate frame is the Circular plate structure that upper end is connected with wear-resisting connecting band.
Further preferred structure, between described flexible rubber lobe and valve body, be provided with sealing configuration, described sealing configuration is the first protruding ring and the second protruding ring that protrudes from flexible rubber lobe in the side that contacts with valve body of flexible rubber lobe, between described the first protruding ring and the second protruding ring, is provided with groove; The outer of described the first protruding ring is mutually vertical with described valve body; The protruding thickness of described the second protruding ring is greater than the thickness of the first protruding ring, described the second protruding ring is to being in tilted layout along the direction of flexible rubber lobe outer, and the flexible rubber lobe of the rear end of described the second protruding ring is provided with the bending activity space of the second protruding ring.
The present invention has (the adjusting stream) function of damming, and on valve gap top, straight line lift driving mechanism is housed, and the axle head of straight line lift driving mechanism acts on the regulation that just can realize valve on positioning piece.The straight line lift driving mechanism axle valve opening that moves upward increases, and moves downward aperture and reduces.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is flexible rubber lobe side view;
Fig. 3 is flexible rubber lobe plan view;
Fig. 4 is the partial enlarged drawing of sealing configuration in Fig. 2.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, be convenient to be well understood to the present invention, but they do not form restriction to the present invention.
As shown in Figure 1, the present invention includes valve body 1, be arranged on the runner in valve body 1 and be arranged on the valve gap 2 on valve body 1, the interior upper end of described valve body 1 is near being provided with groove between the valve body 1 of water intake one end and valve gap 2, the second groove of offering on the first groove that between valve body 1 and valve gap 2, set groove is offered by described valve body 1 upper-end surface and described valve gap 2 lower end surfaces surrounds jointly, in described groove, be provided with back shaft 3.1, on described back shaft 3.1, be fixedly connected with the flexible rubber lobe 3 that is useful on sealed valve body 1, on described flexible rubber lobe 3 outsides, be fixedly connected with positioning piece 4, described positioning piece 4 is fixed by screws on flexible rubber lobe 3, described positioning piece 4 is big top and small bottom wedge shape block structure, described positioning piece 4 is nylon material, on described valve gap 2, have mounting hole 7, in described mounting hole 7, straight line lift driving mechanism 6 is housed, described straight line lift driving mechanism 6 is oil hydraulic cylinder, the output terminal of described straight line lift driving mechanism 6 penetrates in mounting hole 7, and the output terminal of described straight line lift driving mechanism 6 is fixed with the positioning wheel 5 matching with the piece 4 of transposing.Between described straight line lift driving mechanism 6 and valve gap 2, be tightly connected by gland 9 and bolt 8.Between described valve gap 2 and the output terminal of straight line lift driving mechanism 6, be provided with seal arrangement 10.
In such scheme, as shown in Fig. 1-Fig. 3, described flexible rubber lobe 3 comprises the wear-resisting connecting band 3.2, the steel plate frame 3.3 being connected with wear-resisting connecting band 3.2 bottoms that are wound in outside back shaft 3.1, be wrapped in the rubber plate 3.4 outside wear-resisting connecting band 3.2 and steel plate frame 3.3.Described wear-resisting connecting band 3.2 comprises interconnective holding part 3.21 and linkage section 3.22, described holding part 3.21 tops are fixedly connected with back shaft 3.1, described linkage section 3.22 bottoms are connected with steel plate frame 3.3, and the rotating center of described flexible rubber lobe 3 is positioned on linkage section 3.22.Described wear-resisting connecting band 3.2 materials are nylon cloth.The Circular plate structure that described steel plate frame 3.3 is connected with wear-resisting connecting band 3.2 for upper end.
In such scheme, as shown in Figure 2, Figure 4 shows, between described flexible rubber lobe 3 and valve body 1, be provided with sealing configuration 11.Described sealing configuration 11 is the part on flexible rubber lobe 3, in the side that described sealing configuration 11 contacts with valve body 1 for flexible rubber lobe 3, protrude from the first protruding ring 11.1 and second protruding ring 11.2 of flexible rubber lobe 3, between described the first protruding ring 11.1 and the second protruding ring 11.2, be provided with groove 11.3; The outer of described the first protruding ring 11.1 is mutually vertical with described valve body 1; The protruding thickness of described the second protruding ring 11.2 is greater than the thickness of the first protruding ring 11.1, described the second protruding ring 11.2 is to being in tilted layout along the direction of flexible rubber lobe 3 outers, and the flexible rubber lobe 3 of the rear end of described the second protruding ring 11.2 is provided with the bending activity space 11.4 for the second protruding ring 11.2.When flexible rubber lobe 3 is in the time that valve body 1 contacts, the second protruding ring 11.2 can first contact with valve body 1, realizes sealing, and the air in groove 11.3 is extruded, and now can realize super-low voltage sealing.Sealing configuration 11 between flexible rubber lobe 3 and valve body 1, can realize low pressure (or with no pressure) time, only depending on flap is that the deadweight of flexible rubber lobe 3 just can be closed sealing, not needing from gravity of sealing is simultaneously very large, can allow the unlatching damage by water of valve but very low; While having high pressure after valve, the sealing configuration of flexible rubber lobe is in regime of elastic deformation, and meanwhile, the activity space 11.4 bending for the second protruding ring 11.2, can reach under Maximum operating pressure flexible rubber lobe indeformable can ensure high pressure sealing time.
The positioning piece 4 that is fixed with wedge-shaped structure on flexible rubber lobe 3 of the present invention matches with positioning wheel 5, by straight line lift driving mechanism 6 output terminal knee-actions, drive positioning wheel 5 knee-actions, and then the positioning piece 4 of cooperation wedge-shaped structure, control the size of flexible rubber lobe 3 apertures, thereby automatically control the size of current.
The upper end of flexible rubber lobe 3 of the present invention is fixed in the groove of valve gap 2 and valve body 1, can not freely rotate, and the keying of valve realizes by the flexible bending of flexible rubber lobe 3, and bending power is very little, almost negligible.Nylon cloth can be realized the flexible bending of flexible rubber lobe, and bending power is very little, and warping resistance fatigability is effective.3.3 pressure-bearings of steel plate frame are closed valve action, and under back pressure effect, flexible rubber lobe 3 can not be out of shape.The keying rotation of valve of the present invention realizes by flexible rubber lobe 3, flexible rubber lobe 3 liner nylon cloths strengthen toughness, counter-bending fatigue, intermediate portion lined steel framework 3.3, play pressure-bearing and close valve action, the rotating center of flexible rubber lobe 3 and steel plate frame position of centre of gravity have certain bias, guarantee that flexible rubber lobe 3 can lean on the effect of deadweight to close in situation with no pressure.
The content that this specification is not described in detail belongs to the known prior art of professional and technical personnel in the field.
Claims (10)
1. the rise-fall type rubber flap check valve that dams, comprise valve body, be arranged on the runner in valve body and be arranged on the valve gap on valve body, it is characterized in that: upper end is near being provided with groove between the valve body of water intake one end and valve gap in described valve body, in described groove, be provided with back shaft, on described back shaft, be fixedly connected with the flexible rubber lobe that is useful on sealed valve body, described flexible rubber lobe is fixedly connected with positioning piece on outside; On described valve gap, have mounting hole, straight line lift driving mechanism is housed in described mounting hole, the output terminal of described straight line lift driving mechanism penetrates in mounting hole, and the output terminal of described straight line lift driving mechanism is fixed with the positioning wheel matching with the piece of transposing.
2. the rise-fall type according to claim 1 rubber flap check valve that dams, is characterized in that: described positioning piece is nylon material.
3. the rise-fall type according to claim 1 rubber flap check valve that dams, is characterized in that: described positioning piece is big top and small bottom wedge shape block structure.
4. the rise-fall type according to claim 1 rubber flap check valve that dams, is characterized in that: between described straight line lift driving mechanism and valve gap, be connected by gland and bolt seal.
5. the rise-fall type according to claim 1 rubber flap check valve that dams, is characterized in that: described positioning piece is fixed by screws on flexible rubber lobe.
6. the rise-fall type according to claim 1 rubber flap check valve that dams, is characterized in that: described flexible rubber lobe comprises the wear-resisting connecting band, the steel plate frame being connected with wear-resisting connecting band bottom that are wound in outside back shaft, is wrapped in the rubber plate outside wear-resisting connecting band and steel plate frame.
7. the rise-fall type according to claim 6 rubber flap check valve that dams, it is characterized in that: described wear-resisting connecting band comprises interconnective holding part and linkage section, described holding part top is fixedly connected with back shaft, described linkage section bottom is connected with steel plate frame, and the rotating center of described flexible rubber lobe is positioned on linkage section.
8. the rise-fall type according to claim 7 rubber flap check valve that dams, is characterized in that: described wear-resisting connecting band material is nylon cloth.
9. the rise-fall type according to claim 7 rubber flap check valve that dams, is characterized in that: described steel plate frame is the Circular plate structure that upper end is connected with wear-resisting connecting band.
10. according to the rubber flap check valve that dams of the rise-fall type described in claim 1 or 6, it is characterized in that: between described flexible rubber lobe and valve body, be provided with sealing configuration, described sealing configuration is the first protruding ring and the second protruding ring that protrudes from flexible rubber lobe in the side that contacts with valve body of flexible rubber lobe, between described the first protruding ring and the second protruding ring, is provided with groove; The outer of described the first protruding ring is mutually vertical with described valve body; The protruding thickness of described the second protruding ring is greater than the thickness of the first protruding ring, described the second protruding ring is to being in tilted layout along the direction of flexible rubber lobe outer, and the flexible rubber lobe of the rear end of described the second protruding ring is provided with the bending activity space of the second protruding ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060233.0A CN103836238B (en) | 2014-02-21 | 2014-02-21 | Lift dams rubber flap check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410060233.0A CN103836238B (en) | 2014-02-21 | 2014-02-21 | Lift dams rubber flap check valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103836238A true CN103836238A (en) | 2014-06-04 |
| CN103836238B CN103836238B (en) | 2017-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410060233.0A Active CN103836238B (en) | 2014-02-21 | 2014-02-21 | Lift dams rubber flap check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103836238B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507415A (en) * | 2015-12-31 | 2016-04-20 | 武汉圣禹排水系统有限公司 | Rainwater abandoning well with lifting-type shutoff rubber clack check valve |
| CN108626445A (en) * | 2018-06-27 | 2018-10-09 | 浙江金浦实业有限公司 | Double-flap check valve |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3334858A (en) * | 1964-07-02 | 1967-08-08 | Robert B Hay | Swinging disc valves with supplemental operator |
| US3613720A (en) * | 1969-01-27 | 1971-10-19 | G & H Products Inc | Check valve assembly |
| CN1175300A (en) * | 1994-12-05 | 1998-03-04 | 株式会社横田制作所 | Non-water hammering check valve device |
| JP2002005318A (en) * | 2000-06-23 | 2002-01-09 | Kubota Corp | Swing check valve |
| CN202659990U (en) * | 2012-06-11 | 2013-01-09 | 保一集团有限公司 | Adjustable swing check valve |
| CN103195953A (en) * | 2013-03-26 | 2013-07-10 | 大丰市奥凯流体机械有限公司 | Swing check valve |
| CN203823158U (en) * | 2014-02-21 | 2014-09-10 | 武汉圣禹排水系统有限公司 | Ascending and descending type flow interception rubber flap check valve |
-
2014
- 2014-02-21 CN CN201410060233.0A patent/CN103836238B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3334858A (en) * | 1964-07-02 | 1967-08-08 | Robert B Hay | Swinging disc valves with supplemental operator |
| US3613720A (en) * | 1969-01-27 | 1971-10-19 | G & H Products Inc | Check valve assembly |
| CN1175300A (en) * | 1994-12-05 | 1998-03-04 | 株式会社横田制作所 | Non-water hammering check valve device |
| JP2002005318A (en) * | 2000-06-23 | 2002-01-09 | Kubota Corp | Swing check valve |
| CN202659990U (en) * | 2012-06-11 | 2013-01-09 | 保一集团有限公司 | Adjustable swing check valve |
| CN103195953A (en) * | 2013-03-26 | 2013-07-10 | 大丰市奥凯流体机械有限公司 | Swing check valve |
| CN203823158U (en) * | 2014-02-21 | 2014-09-10 | 武汉圣禹排水系统有限公司 | Ascending and descending type flow interception rubber flap check valve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507415A (en) * | 2015-12-31 | 2016-04-20 | 武汉圣禹排水系统有限公司 | Rainwater abandoning well with lifting-type shutoff rubber clack check valve |
| CN108626445A (en) * | 2018-06-27 | 2018-10-09 | 浙江金浦实业有限公司 | Double-flap check valve |
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| Publication number | Publication date |
|---|---|
| CN103836238B (en) | 2017-01-04 |
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Address after: No. 509 Weihu Road, Shamao Street, Hannan District, Wuhan City, Hubei Province, 430090 Patentee after: Wuhan Shengyu Smart Ecological Environmental Protection Co.,Ltd. Address before: 430056 zhuanyang science and Technology Industrial Park, Wuhan Economic and Technological Development Zone, Wuhan City, Hubei Province Patentee before: WUHAN SHENGYU DRAINAGE SYSTEM Co.,Ltd. |
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