CN109958796A - Torsion turnover panel leakproof one-way valve - Google Patents
Torsion turnover panel leakproof one-way valve Download PDFInfo
- Publication number
- CN109958796A CN109958796A CN201711413491.2A CN201711413491A CN109958796A CN 109958796 A CN109958796 A CN 109958796A CN 201711413491 A CN201711413491 A CN 201711413491A CN 109958796 A CN109958796 A CN 109958796A
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- CN
- China
- Prior art keywords
- turnover panel
- torsion
- sealing plate
- shaft
- sealing
- 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.)
- Pending
Links
- 230000007306 turnover Effects 0.000 title claims abstract description 119
- 238000007789 sealing Methods 0.000 claims abstract description 87
- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000005484 gravity Effects 0.000 claims description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 4
- PMVSDNDAUGGCCE-TYYBGVCCSA-L Ferrous fumarate Chemical compound [Fe+2].[O-]C(=O)\C=C\C([O-])=O PMVSDNDAUGGCCE-TYYBGVCCSA-L 0.000 claims description 3
- 239000011324 bead Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000017260 vegetative to reproductive phase transition of meristem Effects 0.000 description 1
Classifications
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
- F16K1/2028—Details of bearings for the axis of rotation
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/16—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members
- F16K1/18—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps
- F16K1/20—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with pivoted closure-members with pivoted discs or flaps with axis of rotation arranged externally of valve member
- F16K1/2042—Special features or arrangements of the sealing
- F16K1/205—Special features or arrangements of the sealing the sealing being arranged on the valve member
-
- 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
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
- F16K15/031—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member the hinge being flexible
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Check Valves (AREA)
Abstract
The invention discloses a kind of torsion turnover panel leakproof one-way valves, including sealing plate, are equipped with turnover panel thereon, which is connect by shaft with the axis hole on sealing plate；It is characterized in that the turnover panel is divided into two regions of asymmetrical long side and short side relative to shaft, torsion mechanism is equipped with close to the position of shaft in turnover panel.Leak hole is provided on sealing plate, leak hole edge forms sealing ring, for sealing and limiting overturning degree of the turnover panel under torsion mechanism effect.Seal gasket is installed on turnover panel, turnover panel can be cooperated to realize soft seal, sealing ring can also be installed at sealing plate leak hole, soft seal is realized in cooperation.Drainage hole space utilization rate is high, be quick on the draw, is lauched that fast, odor-resistant result is good, sealing effect is not vulnerable.
Description
Technical field
The present invention relates to a kind of torsion turnover panel leakproof one-way valves, belong to valve field, can be used for floor drain, urinal, closestool,
The facilities such as hand basin draining.Have the characteristics that reaction is fast, sealing is tight, it is fast to be lauched, it is stifled to be not easy.
Background technique
106703162 A of Chinese invention patent Publication No. CN discloses a kind of " gravity type turnover panel floor drain ", including cylinder
Body, two symmetrical semicircle turnover panels and the sealing plate for being provided with same symmetrical leak hole, turnover panel have axis to be mounted on the axis hole on cylinder
In, turnover panel realizes folding by the gravity weight that flexible cord connects, and gravity weight is placed in a fixed cavity.Chinese invention patent
206439452 U of Publication No. CN discloses a kind of " gravity traction turnover plate one-way valve ", and feature includes cylinder, a spy
The turnover panel of setting shape and the sealing plate for being provided with same shape leak hole, turnover panel have axis to be mounted in the axis hole on cylinder, and turnover panel passes through
Flexible cord is connect with the gravity weight being located in cylinder upper plenum.It is all to be opened and closed by gravity turnover panel, and all set in above-mentioned technology
There is cylinder and place the cavity of gravity weight, is closed when anhydrous by gravity, flow action turnover panel opening when draining.However these
Design has the following problems and disadvantage: cylinder and cavity will lead to drainage space and compressed, gravity weight water surface tension and
Failure conditions are had under adsorption force, cannot achieve closure, turnover panel is not easy tightly to be closed with sealing plate, and two kinds of skills
All turnover panel, sealing plate and cylindrical shape are limited in art, can not be applied in special circumstances in non-circular drainage pipeline etc..
For this reason, it is necessary to be improved to above structure and perfect.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of torsion turnover panel leakproof one-way valves, by acting on rotating plate shaft
On torsion mechanism apply certain torsion to turnover panel, make turnover panel when without draining with sealing plate closing, when draining passes through water
Gravity or momentum effect make turnover panel overturn to form biggish discharge outlet, guarantee that draining quickly, is able to achieve sealing, turnover panel again after reset
Sealing ring is arranged in upper setting gasket on sealing plate, realizes soft seal, turnover panel and sealing plate can be designed according to application environment
Shape, the design of torsion mechanism fully consider that the surface tension of water and adsorption capacity influence.
To achieve the above object, a kind of torsion turnover panel leakproof one-way valve provided by the invention is achieved in that a kind of torsion
Power turnover panel leakproof one-way valve, including sealing plate, one or more turnover panels, turnover panel are connect with the axis hole on sealing plate by axis, are turned over
Torsion mechanism is housed, which applies torsion force to turnover panel at board shaft；Leak hole, leak hole edge shape are provided on sealing plate
At sealing ring, for sealing and limiting overturning degree of the turnover panel under torsion mechanism effect.
In the present invention, mentioned torsion mechanism, the gravity weight being placed on the upside of rotating plate shaft in space including one, this is heavy
Power pendant lower section has a root long rod, and long rod bottom is connect by flexible cord with rotating plate shaft side, and the flexible cord pair stretched is pushed by gravity weight
Turnover panel implements active force.
Further, mentioned torsion mechanism, including gravity weight and flexible cord, one connection turnover panel of flexible cord is relative to axis
Short side side, one connects the gravity weight naturally drooped, and gravity weight is equipped with the salient point or movable part for preventing water adsorption capacity.
Further, mentioned torsion mechanism, the rope sling including a torsion energetically, the rope sling are fixed on sealing plate
On, and be wrapped on the turnover panel at shaft, torsion is applied to turnover panel.
Further, mentioned torsion mechanism, for the clump weight installed at rotating shaft position in turnover panel.
Further, mentioned torsion mechanism, including being separately mounted to turnover panel relative to the short side side of axis and sealing
Magnetic force on plate mutually inhales substance, can be all one iron block of magnet or a magnet.
In the present invention, related turnover panel is equipped with seal gasket thereon.
Further, mentioned turnover panel, thereon without seal gasket, edge takes the form of inclined plane or step-like.
Further, mentioned turnover panel can be shared when existing simultaneously multiple turnover panels in the application using hinge form
One shaft, can also each turnover panel be equipped with independent shaft.
In the present invention, the sealing plate, the leak hole for being provided with no less than turnover panel quantity forms sealing ring.
Further, related sealing plate, the edge that leak hole is contacted with turnover panel are equipped with the multilayer platform of similar step
Shape, wherein one layer of platform and turnover panel material contact, the seal gasket being equipped on one layer of platform and turnover panel is contacted, while realizing firmly
Sealing and soft seal.
Further, related sealing plate, the edge that leak hole is contacted with turnover panel is equipped with sealing ring, when turnover panel is closed
It is contacted simultaneously with sealing plate leak hole edge and sealing ring, while realizing hard sealing and soft seal.
The beneficial effects of the present invention are: first is that by axis side torsion seal, in the case where axis side force square is certain, the arm of force compared with
Short, turnover panel side is easily opened by the effect of the long arm of force when draining, and draining terminates that one side force of end blocking long side becomes smaller, the arm of force relatively closes
It is short when conjunction, it resets and is easy；Second is that sealing plate contacts sealing using multi-platform with turnover panel, while making turnover panel and the sealing installed thereon
Rubber mat is contacted with the leak hole edge platform on sealing plate, or make simultaneously turnover panel with it is close on sealing plate leak hole edge and sealing plate
Hard sealing and soft seal are realized in seal contact；Third is that torsion turnover panel leakproof one-way valve in a particular application can with custom-shaped, and
It can be equipped with the sealing plate of multiple turnover panels and multiple leak holes simultaneously, the scope of application is wider；Fourth is that fully considering the surface tension of water
It is influenced with adsorption capacity, avoids torsion mechanism failure.
Detailed description of the invention
Below in conjunction with attached drawing, the invention will be described in further detail.
Fig. 1 is a kind of torsion mechanism flowering structure schematic diagram of the invention；
Sealing enlarged drawing when Fig. 2 is Fig. 1 turnover panel and sealing plate closing；
Fig. 3, Fig. 4, Fig. 5, Fig. 6 are the structural schematic diagrams under different torsion mechanisms of the invention；
Fig. 7 is the torsion mechanism schematic diagram of Fig. 6；
Fig. 8 is turnover panel and different combination schematic diagrams when sealing plate closing.
In figure: 1, sealing plate, 2, turnover panel, 2a, seal gasket, 2b, shaft, 3, gravity weight, 4, flexible cord, 5, magnetic force mutually inhales
Substance, 6, clump weight, 7, rope sling, 8, sealing ring
Specific embodiment
Below in conjunction with figure embodiment, the invention will be further described.
As shown in Figure 1 to Figure 2, the preferred embodiment of the present invention is a kind of torsion turnover panel leakproof one-way valve, including turnover panel
2, which is equipped with seal gasket 2a, and turnover panel 2 is mounted on axis hole that sealing plate 1 is equipped with (in figure not by shaft 2b
Mark) in.Sealing plate 1 is provided with leak hole, and leak hole edge is in step-like multilayer platform structure, is closed in torsion turnover panel leakproof one-way valve
When, one layer of platform at 1 leak hole edge of sealing plate is contacted with turnover panel 2, and another layer of platform closely connects with the seal gasket 2a on turnover panel 2
Touching is formed simultaneously hard sealing and soft seal, it is ensured that sealing is tight.The present embodiment is to be equipped with torsion machine near turnover panel shaft 2b
Structure, the torsion mechanism include the gravity weight 3 being placed on the upside of turnover panel shaft 2b in space and are connected to gravity weight 3 and turnover panel
2 flexible cord 4 relative to shaft 2b short side side has a root long rod below the gravity weight 3, and long rod bottom is by flexible cord 4 and turns over
Plate 2 is connected relative to the short side side of shaft 2b.By gravity weight 3 to turnover panel 2 in the short side side implementation relative to shaft 2b
Torsion realizes that the closing seam of turnover panel 2 and sealing plate 1 can reduce the adsorption capacity shadow of water because gravity weight 3 is above turnover panel 2
It rings, torsion mechanism is avoided to fail.
Among the above, mentioned gravity weight 3 can be placed in the cavity being arranged on sealing plate 1, can also it is exposed or
It is limited in a frame.
Corresponding variation is made according to above structure, the flexible cord 4 for connecting gravity weight 3 and turnover panel 2 can be changed into endpoint energy
The short stick enough rotated.
Fig. 3 gives the embodiment with Fig. 1 difference torsion mechanism.Mentioned torsion mechanism, including 3 He of gravity weight
Flexible cord 4, short side side of the flexible cord 4 one connection turnover panels 2 relative to shaft 2b, one connects the gravity weight 3 naturally drooped, gravity
Pendant 3 is equipped with the salient point or movable part (not marking in figure) for preventing water adsorption capacity.
Fig. 4 provides the embodiment of another torsion mechanism.Mentioned torsion mechanism, including it is separately mounted to turnover panel 2 relatively
Substance 5 is mutually inhaled in the magnetic force on the short side side and sealing plate 1 of shaft 2b, can be all one iron of magnet or a magnet
Block.
Fig. 5 provides the embodiment of another torsion mechanism.Sealing plate 1 is at an angle to the horizontal surface, and torsion mechanism is turnover panel 2
The clump weight 6 that long side side relative to shaft 2b is installed at shaft 2b.
Fig. 6 provides the embodiment of another torsion mechanism.Mentioned torsion mechanism is the rope sling 7 of a torsion energetically, should
Rope sling 7 is fixed on sealing plate, and is wrapped on the turnover panel 2 at shaft 2b, applies torsion to turnover panel 2.
Fig. 7 gives the schematic diagram of Fig. 6 torsion mechanism.The rope sling 7 of torsion energetically applies twisting resistance to turnover panel 2.
When Fig. 8 gives turnover panels different from Fig. 2 and sealing plate closing in conjunction with the embodiments.The edge of turnover panel 2 simultaneously with
Sealing plate 1 and the sealing ring 8 installed thereon contact, realize hard sealing and soft seal.
The characteristics of according to above-mentioned application, can be furnished with multiple turnover panels 2 simultaneously in specific implementation, and each turnover panel can be independent
Torsion mechanism is set, a torsion mechanism can also be shared simultaneously.
Corresponding variation is made according to above structure, on the turnover panel and sealing plate seal gasket and sealing are not installed
Circle, can also install seal gasket and sealing ring simultaneously.
The working principle and working process of the present invention is as follows: turnover panel 2 is divided to relative to shaft 2b for long side and short side two
A region, torsion mechanism are arranged close to the position of shaft 2b, only need the long side of a small amount of flow action turnover panel 2 that can act on and turn over
Plate 2 is opened.Designed sealing ring 8 or seal gasket 2a cooperation turnover panel 2, which are realized in closure with sealing plate 1, to be sealed, few
When the sundries pads such as amount hair influence to seal firmly at turnover panel 2, soft seal can be still realized to a certain extent.Torsion mechanism design
The surface tension of water and adsorption capacity are taken into account, torsion mechanism failure conditions is avoided to occur.
Multiple embodiments of the invention are described in detail above, but the content is only preferable implementation of the invention
Example, should not be considered as limiting the scope of the invention.The equivalent change that all application ranges according to the present invention are done with change
Into etc., it should still be within the scope of the patent of the present invention.
Claims (9)
1. a kind of torsion turnover panel leakproof one-way valve, including sealing plate, are equipped with turnover panel thereon, which passes through shaft and sealing plate
On axis hole connection；It is characterized in that the turnover panel 2 is asymmetrical long side and the area short side Liang Ge relative to shaft 2b points
Domain is equipped with torsion mechanism close to the position of shaft 2b in turnover panel 2, which acts on the turnover panel 2 using shaft 2b as fulcrum
In balance or nonequilibrium condition, it is equipped with sealing plate 1 on the turnover panel 2, sealing is formed by the leak hole on sealing plate 1
Ring, for sealing and limiting overturning degree of the turnover panel 2 under torsion mechanism effect.
2. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that the torsion mechanism includes a placement
Gravity weight 3 on the upside of the turnover panel shaft 2b in space and gravity weight 3 is connected to turnover panel 2 relative to the soft of shaft 2b short side side
Line 4, a root long rod is had below the gravity weight 3, and long rod bottom passes through flexible cord 4 and short side side of the turnover panel 2 relative to shaft 2b
Connection；Mentioned flexible cord 4 can be one or more, be also possible to soft belt；Under specific circumstances, flexible cord 4 can
To be replaced with the rotary short stick of endpoint.
3. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that the torsion mechanism includes a gravity
Pendant 3 and flexible cord 4, short side side of the flexible cord 4 one connection turnover panels 2 relative to shaft 2b, one connects the gravity weight naturally drooped
3, gravity weight 3 is equipped with the salient point or movable part for preventing water adsorption capacity.
4. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that the torsion mechanism includes installing respectively
Magnetic force on short side side and sealing plate 1 of the turnover panel 2 relative to shaft 2b mutually inhales substance 5, can be all magnet or one
One iron block of magnet.
5. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that the sealing plate 1 is horizontal by one
Determine angle, torsion mechanism is long side side of the turnover panel 2 relative to shaft 2b, the clump weight 6 installed at shaft 2b.
6. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that the torsion mechanism is in a torsion
The rope sling 7 of strength, the rope sling 7 are fixed on sealing plate, and are wrapped on the turnover panel 2 at shaft 2b, apply torsion to turnover panel 2.
7. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that 2 periphery of turnover panel is equipped with sealing
Rubber mat 2a, sealing plate 1 are provided with leak hole, and leak hole edge is in step-like multilayer platform structure, are closed in torsion turnover panel leakproof one-way valve
When, one layer of platform at 1 leak hole edge of sealing plate is contacted with turnover panel 2, and another layer of platform closely connects with the seal gasket 2a on turnover panel 2
Touching is formed simultaneously hard sealing and soft seal.
8. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that 2 edge of turnover panel take the form of inclined plane or
It is step-like, the sealing ring 8 of cocked bead is installed, the edge of turnover panel 2 is pacified with sealing plate 1 and thereon simultaneously at 1 leak hole of sealing plate
The sealing ring 8 of dress contacts, and realizes hard sealing and soft seal.
9. torsion turnover panel leakproof one-way valve according to claim 1, characterized in that on the turnover panel 2 and sealing plate 1 not
Seal gasket 2a and sealing ring 8 are installed, seal gasket 2a and sealing ring 8 can also be installed simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711413491.2A CN109958796A (en) | 2017-12-24 | 2017-12-24 | Torsion turnover panel leakproof one-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711413491.2A CN109958796A (en) | 2017-12-24 | 2017-12-24 | Torsion turnover panel leakproof one-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109958796A true CN109958796A (en) | 2019-07-02 |
Family
ID=67020270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711413491.2A Pending CN109958796A (en) | 2017-12-24 | 2017-12-24 | Torsion turnover panel leakproof one-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109958796A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110425836A (en) * | 2019-08-22 | 2019-11-08 | 宁波圣旺生物科技有限公司 | The control method of baking oven hydrofuge control valve, the baking oven with the control valve and baking oven |
| CN110439088A (en) * | 2019-08-06 | 2019-11-12 | 太原金德尔洁具设备有限公司 | Moisture film seal floor drain core |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080111668A (en) * | 2007-06-19 | 2008-12-24 | 김영관 | Manhole cover device |
| CN102192344A (en) * | 2010-03-19 | 2011-09-21 | 戴长虹 | Drainage pipeline one-way valve core |
| CN102720254A (en) * | 2011-03-29 | 2012-10-10 | 蔡静 | Flap plate sealing device and sanitary ware with same |
| CN204004461U (en) * | 2014-06-27 | 2014-12-10 | 中盐工程技术研究院有限公司 | Sluice valve driven by manpower |
| US20140373931A1 (en) * | 2013-06-24 | 2014-12-25 | Kevin Huber | Drain valve |
| CN104294907A (en) * | 2014-11-04 | 2015-01-21 | 哈尔滨工业大学（威海） | Deodorant water floor drain capable of being automatically opened and closed |
| CN206330144U (en) * | 2016-12-24 | 2017-07-14 | 浙江春晖环保能源股份有限公司 | Biomass power generation front feeding device firebreak device |
| CN206607642U (en) * | 2017-03-03 | 2017-11-03 | 河南工业大学 | A kind of check device for construction drainage pipeline |
| CN207961632U (en) * | 2017-12-24 | 2018-10-12 | 姜天佑 | Torsion turnover panel leakproof one-way valve |
-
2017
- 2017-12-24 CN CN201711413491.2A patent/CN109958796A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080111668A (en) * | 2007-06-19 | 2008-12-24 | 김영관 | Manhole cover device |
| CN102192344A (en) * | 2010-03-19 | 2011-09-21 | 戴长虹 | Drainage pipeline one-way valve core |
| CN102720254A (en) * | 2011-03-29 | 2012-10-10 | 蔡静 | Flap plate sealing device and sanitary ware with same |
| US20140373931A1 (en) * | 2013-06-24 | 2014-12-25 | Kevin Huber | Drain valve |
| CN204004461U (en) * | 2014-06-27 | 2014-12-10 | 中盐工程技术研究院有限公司 | Sluice valve driven by manpower |
| CN104294907A (en) * | 2014-11-04 | 2015-01-21 | 哈尔滨工业大学（威海） | Deodorant water floor drain capable of being automatically opened and closed |
| CN206330144U (en) * | 2016-12-24 | 2017-07-14 | 浙江春晖环保能源股份有限公司 | Biomass power generation front feeding device firebreak device |
| CN206607642U (en) * | 2017-03-03 | 2017-11-03 | 河南工业大学 | A kind of check device for construction drainage pipeline |
| CN207961632U (en) * | 2017-12-24 | 2018-10-12 | 姜天佑 | Torsion turnover panel leakproof one-way valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439088A (en) * | 2019-08-06 | 2019-11-12 | 太原金德尔洁具设备有限公司 | Moisture film seal floor drain core |
| CN110439088B (en) * | 2019-08-06 | 2023-05-23 | 太原金德尔洁具设备有限公司 | Water film sealing floor drain core |
| CN110425836A (en) * | 2019-08-22 | 2019-11-08 | 宁波圣旺生物科技有限公司 | The control method of baking oven hydrofuge control valve, the baking oven with the control valve and baking oven |
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