CN202349290U - One-way valve - Google Patents
One-way valve Download PDFInfo
- Publication number
- CN202349290U CN202349290U CN 201120493506 CN201120493506U CN202349290U CN 202349290 U CN202349290 U CN 202349290U CN 201120493506 CN201120493506 CN 201120493506 CN 201120493506 U CN201120493506 U CN 201120493506U CN 202349290 U CN202349290 U CN 202349290U
- Authority
- CN
- China
- Prior art keywords
- diaphragm
- way valve
- valve seat
- guiding trestle
- valve
- 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 - Lifetime
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Classifications
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
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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
- F16K15/02—Check valves with guided rigid valve members
- F16K15/021—Check valves with guided rigid valve members the valve member being a movable body around which the medium flows when the valve is open
- F16K15/023—Check valves with guided rigid valve members the valve member being a movable body around which the medium flows when the valve is open the valve member consisting only of a predominantly disc-shaped flat element
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
- F16K31/084—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet the magnet being used only as a holding element to maintain the valve in a specific position, e.g. check valves
Abstract
The utility model provides a one-way valve, which includes a valve body and a valve core, wherein the valve core includes a valve seat, a diaphragm and a diaphragm guiding bracket which are all mutually matched and installed; the valve seat is connected with the valve body; and the diaphragm guiding bracket is fixedly connected and jointed with the valve seat.
Description
Technical field
The utility model relates to a kind of one-way valve, relates in particular to the linkage structure of the parts of one-way valve.
Background technique
In the prior art, valve seat directly is connected with the diaphragm guiding trestle is non-, and the diaphragm guiding trestle contacts and compresses with valve seat through the axial force of on valve body, getting generation ready.This method deficiency is: the position of getting ready is not easy to confirm, the variation of the depth of getting ready simultaneously, size all causes diaphragm guiding trestle and valve seat coaxality good inadequately easily, diaphragm is worn and torn in the diaphragm guiding trestle easily even blocks.In addition, get strength deficiency ready, in the system of high pressure, cause easily and get distortion ready, cause the diaphragm guiding trestle loosening, cause inefficacy.
In view of the above problems, truly having to provide a kind of novel one-way valve, and it can guarantee the coaxality of diaphragm guiding trestle and valve seat preferably, reduces the risk that diaphragm blocks, and improves the impact fatigue-resistant ability of said one-way valve.
The model utility content
The purpose of the utility model is intended to solve the problems referred to above of existing in the existing technology and at least one aspect of defective.
Correspondingly, one of purpose of the utility model provides the coaxality that can guarantee diaphragm guiding trestle and valve seat preferably, reduces the possibility that diaphragm blocks.
Another purpose of the utility model provides the one-way valve that can improve the impact fatigue-resistant ability.
An also purpose of the utility model provides the one-way valve that improves reliability.
In one aspect, a kind of one-way valve is provided, wherein, said one-way valve comprises:
Valve body; With
Spool, wherein said spool comprise valve seat, diaphragm and the diaphragm guiding trestle that is installed together with cooperatively interacting, and said valve seat is connected with said valve body, and said diaphragm guiding trestle engages with said valve seat.
In one embodiment, said fixed connection engages and is the riveting joint.
In another embodiment, said fixed connection is threaded joint or gluing joint.
Particularly, said valve body has the cavity of two ends reducing.
Additionally, said valve seat is a cylindrical shape, and the part that an end face of said valve seat has the end face of circular groove and said circular groove is a cone piece, is used for through said cone piece said diaphragm guiding trestle riveting being bonded on said circular groove.
Preferably, said one-way valve also comprises magnet steel spare, and said valve seat has the through hole as port hole, and the axial rectangular shallow slot of end sealing is arranged on the inwall of said through hole, cooperates with said magnet steel spare being used for.
In addition, the exit seal face of said magnet steel spare, said diaphragm and said through hole constitutes a pair of sealing pair that engages or break off joint releasedly.
Particularly, said diaphragm is enclosed in said diaphragm guiding trestle and the formed cavity of valve seat and the axis normal placement of the surface of said diaphragm and said valve seat moves freely at said cavity being used for.
Preferably, said diaphragm guiding trestle is the cup-like structure part, the side of said diaphragm guiding trestle and bottom hollow out, and the muscle rib with intersection is as support.
In addition, said diaphragm is the thin rounded flakes structural member, and the surface of said diaphragm comprises setting coating above that.
The utility model is through directly being fixedly connected the diaphragm guiding trestle (for example riveting joint, threaded joint or gluing joint) on valve seat; And form spools with parts such as magnet steel spare, diaphragm, valve seat; That has avoided that mechanical connection between diaphragm guiding trestle and the valve body brings is loosening; And can guarantee the coaxality of diaphragm guiding trestle and valve seat preferably, reduce diaphragm wearing and tearing or stuck risk.Simultaneously, the direct riveting of guiding trestle does not produce fatigue deformation with system pressure impact on valve seat, improved the reliability of valve.
Description of drawings
These of the utility model and/or other aspects and advantage are from obviously with easily understanding below in conjunction with becoming the accompanying drawing description of preferred embodiments, wherein:
Fig. 1 is the cross section structure schematic representation according to an embodiment's one-way valve;
Fig. 2 is the schematic representation of the spool that shows among Fig. 1;
Fig. 3 is the schematic representation that the diaphragm guiding trestle of demonstration in the displayed map 1 is connected with the riveting of valve seat;
Fig. 4 is the schematic representation of the diaphragm guiding trestle that shows among Fig. 1;
Fig. 5 is the one-way valve that shows among Fig. 1 schematic of fluid flow when being in open mode; With
Fig. 6 is the one-way valve that shows among Fig. 1 schematic of fluid flow when being in closed condition.
Embodiment
Pass through embodiment below, and combine accompanying drawing 1-6, do further bright specifically the technological scheme of the utility model.In specification, same or analogous drawing reference numeral is indicated same or analogous parts.Following explanation to the utility model mode of execution is intended to the present general inventive concept of the utility model is made an explanation with reference to accompanying drawing, and is not to be understood that and is a kind of restriction to the utility model.
With reference to accompanying drawing the one-way valve according to the embodiment of the utility model is described below.
With reference to figure 1, show schematic cross-section according to an embodiment's of model utility one-way valve 10.Said one-way valve 10 can be used on the liquid of the refrigeration that adopts the fluoride refrigeration agent and air bells conditioner, the air-breathing and hot gas line.
In one embodiment, said one-way valve 10 comprises valve body 1 and spool 6.Particularly, in conjunction with reference to figure 2, said spool 6 comprises valve seat 2, diaphragm 4 and the diaphragm guiding trestle 5 that is installed together with cooperatively interacting, and said valve seat 2 is connected with said valve body 1, and said diaphragm guiding trestle 5 is fixedly connected with said valve seat 2.Particularly, said valve seat 2 and said valve body 1 are through being welded together.
In first embodiment of the utility model, said diaphragm guiding trestle 5 is bonded together with said valve seat 2 rivetings.Thus, the risk that the one-way valve 10 of the utility model has avoided that the mechanical connection between diaphragm guiding trestle 5 and the valve body 1 causes is loosening, coaxality is not high has finally been avoided diaphragm 4 in oriented film plate rack 5, to wear and tear or has been blocked.
As shown in Figure 1, said valve body 1 has the cavity of two ends reducing.Particularly, the two ends of said valve body 1 are by necking forming, to form the turnover port.Said valve body 1 can be processed by red copper.In an embodiment, said valve body 1 is a copper tube.
Combine particularly with reference to figure 2 and 3, said valve seat 2 is a cylindrical shape and by the brass material manufacturing.The part that one end face of said valve seat 2 has the end face of circular groove 21 and said circular groove is a cone piece 22.Said cone piece 22 is used for said diaphragm guiding trestle 5 rivetings are bonded on said circular groove 21.In practice, said cone piece 22 is set,, makes its riveting is bonded in the said circular groove 21 so that said diaphragm guiding trestle 5 is embedded in the said cone piece 22.In view of in the present embodiment, said diaphragm guiding trestle 5 has cup-shaped edge 54 (as mentioned below).This cup-shaped edge 54 makes said diaphragm guiding trestle 5 form the cup-shaped opening.Therefore, said valve seat 2 need be provided with the cone piece 22 of corresponding size, so that be mated.
In addition, said one-way valve 10 also comprises magnet steel spare 3, and this magnet steel spare 3 is a cuboid member and has certain magnetic.Particularly, said valve seat 2 has the through hole 23 as port hole, and the axial rectangular shallow slot 24 of end sealing is arranged on the inwall of said through hole 23, cooperates with magnet steel spare 3 being used for.The effect of said rectangular shallow slot 24 is to guarantee that said magnet steel spare 3 can be inserted into from the circulating direction of one-way valve 10 in the runner hole 23 of valve seat 2.
Rectangular shallow slot 24 on the inwall in said magnet steel spare 3 and the runner hole 23 of said valve seat 2 cooperates installation, is used for attracting each other with diaphragm 4 (hereinafter will be described in detail).When diaphragm 4 and magnet steel spare 3 attracted each other together, said diaphragm 4 can be pressed on the exit seal face (not shown) in runner hole 23 of valve seat 2, to form sealing pair.When having the external force that overcomes the magnetic force between diaphragm 4 and the magnet steel spare 3 and affact on it, said diaphragm 4 can be separated from each other with magnet steel spare 3.Therefore, the exit seal face in said diaphragm 4, said magnet steel spare 3 and said runner hole 23 can constitute in the present embodiment and a pair ofly engages releasedly or break off the sealing pair that engages.
The thin rounded flakes shape structural member that said diaphragm 4 is a steel therefore can be by magnet steel spare 3 magnetic attraction.In the present embodiment, when the exit seal face in said diaphragm 4, magnet steel spare 3 and runner hole 23 forms sealing pair, the anti-reverse conducting of fluid.Certainly, in order to improve and strengthen the sealing between said diaphragm 4 and the magnet steel spare 3, can also on one or two surface of diaphragm 4, be coated with the coating of organic material or other suitable material.
Particularly, said diaphragm 4 is enclosed in said diaphragm guiding trestle 5 and the valve seat 2 formed cavitys and the axis normal placement of the surface of said diaphragm 4 and said valve seat 2 moves freely at said cavity being used for.
Specifically with reference to figure 4, said diaphragm guiding trestle 5 is the cup-like structure part on the whole.And said diaphragm guiding trestle 5 is the metal thin-wall member.The side 52 and bottom 51 hollow outs of said diaphragm guiding trestle 5, and the muscle rib 53 conduct supports with intersection are so that fluid flow.In the present embodiment, the quantity of the muscle rib 53 of said intersection is four, and the cup-shaped edge 54 of said diaphragm guiding trestle 5 is embedded into the circular groove 21 of said valve seat 2, and is bonded on the valve seat 2 through said cone piece 22 rivetings.
Can see from Fig. 4, distance H be bottom 51 internal surface to the distance between the internal surface of said cup-shaped opening 54, it is one of the key factor that is used for guaranteeing the negotiability of one-way valve.
Below will be with reference to figure 5 and 6, the working principle of the one-way valve 10 of model utility is described, so that those skilled in the art can understand the one-way valve of present embodiment better.
With reference to figure 5, after fluid forward ground (promptly in Fig. 5 along from left to right, shown in the arrow among the figure) got in the valve body 1, fluid pressure action was to diaphragm 4.At this moment, following and magnet steel spare 3 fluid-tight engagement of the effect of the magnetic force of diaphragm 4 between them.But when hydrodynamic pressure impacts diaphragm 4 and since magnetic force much smaller than or less than hydrodynamic pressure, diaphragm 4 will be open and slide into the bottom of diaphragm guiding trestle 5 along the inwall of diaphragm guiding trestle 5, so fluid is by conducting smoothly and flow through one-way valve 10.
With reference to figure 6, (promptly in Fig. 6 from right to left, shown in the arrow among the figure) gets into after the valve body 1 on the reverse ground of fluid, and hydrodynamic pressure will promote diaphragm 4, and diaphragm 4 is moved towards the outlet in runner hole 23 along the inwall of diaphragm guiding trestle 5.In the time of near the outlet that arrives runner hole 23, under the magnetic force of magnet steel spare 3, diaphragm 4 contacts with the outlet in runner hole 23 immediately and is pressed together each other.Said magnet steel spare 3, diaphragm 4 form sealing pair with the exit seal face in runner hole 23 under the effect of magnetic force and hydrodynamic pressure, the feasible fluid that flows through one-way valve 10 can't reverse flow.
In sum, the one-way valve 10 of present embodiment can be realized unidirectional function through fluid well.
In the additional embodiments of the utility model, said diaphragm guiding trestle 5 and said valve seat 2 threaded joint or adhesive joint are together.Particularly, under the situation of valve body 1, can use threaded joint diaphragm guiding trestle 5 and valve seat 2 with relatively thicker diaphragm guiding trestle 5 and valve seat 2 and/or big relatively volume.Under the less demanding situation of endurance impact strength, can use Bond bonding diaphragm guiding trestle 5 and valve seat 2, preventing that diaphragm guiding trestle 5 from more easily being come off, and then cause the inefficacy of one-way valve 10.
Compared with prior art, the structure and the production method of the one-way valve 10 of the utility model are simple, diaphragm guiding trestle 5 and valve seat 2 because adopt that riveting engages, threaded joint and/or gluing joint, guarantee the coaxality between them easily and be difficult for changing.
In the utility model; Through diaphragm guiding trestle 5 directly is fixedly connected on the valve seat 2; And form spools 6 with parts such as magnet steel spare 3, diaphragm 4, valve seat 2; That has avoided that mechanical connection between diaphragm guiding trestle 5 and the valve body 1 brings is loosening, and can guarantee the coaxality of guiding trestle 5 and valve seat 2 preferably, reduces diaphragm 4 wearing and tearing or stuck risks.Simultaneously, diaphragm guiding trestle 5 direct rivetings do not produce fatigue deformation with system pressure impact on valve seat 2, improved the reliability of one-way valve 10.
Though some embodiments of this present general inventive concept are shown and explain; Those skilled in the art will appreciate that; Under the situation of principle that does not deviate from this present general inventive concept and spirit; Can make a change these embodiments, the scope of the utility model limits with claim and their equivalent.
Claims (10)
1. one-way valve, said one-way valve comprises valve body; And spool, wherein said spool comprises valve seat, diaphragm and the diaphragm guiding trestle that is installed together with cooperatively interacting, said valve seat is connected with said valve body, and it is characterized in that,
Said diaphragm guiding trestle engages with said valve seat.
2. one-way valve according to claim 1 is characterized in that,
Said fixed connection is that riveting engages.
3. one-way valve according to claim 1 is characterized in that,
Said fixed connection is threaded joint or gluing joint.
4. one-way valve according to claim 1 is characterized in that,
Said valve body has the cavity of two ends reducing.
5. according to each described one-way valve among the claim 1-4, it is characterized in that,
Said valve seat is a cylindrical shape, and the part that an end face of said valve seat has the end face of circular groove and said circular groove is a cone piece, is used for through said cone piece said diaphragm guiding trestle riveting being bonded on said circular groove.
6. one-way valve according to claim 5 is characterized in that,
Said one-way valve also comprises magnet steel spare, and said valve seat has the through hole as port hole, and the axial rectangular shallow slot of end sealing is arranged on the inwall of said through hole, cooperates with said magnet steel spare being used for.
7. one-way valve according to claim 6 is characterized in that,
The exit seal face of said magnet steel spare, said diaphragm and said through hole constitutes a pair of sealing pair that engages or break off joint releasedly.
8. one-way valve according to claim 7 is characterized in that,
Said diaphragm is enclosed in said diaphragm guiding trestle and the formed cavity of valve seat and the axis normal placement of the surface of said diaphragm and said valve seat moves freely at said cavity being used for.
9. one-way valve according to claim 8 is characterized in that,
Said diaphragm guiding trestle is the cup-like structure part, the side of said diaphragm guiding trestle and bottom hollow out, and the muscle rib with intersection is as support.
10. one-way valve according to claim 9 is characterized in that,
Said diaphragm is the thin rounded flakes structural member, and the surface of said diaphragm comprises setting coating above that.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201120493506 CN202349290U (en) | 2011-11-30 | 2011-11-30 | One-way valve |
PCT/CN2012/078493 WO2013078865A1 (en) | 2011-11-30 | 2012-07-11 | Check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201120493506 CN202349290U (en) | 2011-11-30 | 2011-11-30 | One-way valve |
Publications (1)
Publication Number | Publication Date |
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CN202349290U true CN202349290U (en) | 2012-07-25 |
Family
ID=46538297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201120493506 Expired - Lifetime CN202349290U (en) | 2011-11-30 | 2011-11-30 | One-way valve |
Country Status (2)
Country | Link |
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CN (1) | CN202349290U (en) |
WO (1) | WO2013078865A1 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840885A (en) * | 2015-01-13 | 2016-08-10 | 浙江三花股份有限公司 | Installation method for magnetic stripe of diaphragm type one-way valve, and valve seat assembly |
CN107990028A (en) * | 2017-12-25 | 2018-05-04 | 厦门大学嘉庚学院 | High pressure check valve structure and method of work |
CN109340424A (en) * | 2018-11-22 | 2019-02-15 | 北京邦维高科特种纺织品有限责任公司 | A kind of low pressure electromagnetic shielding safety valve |
CN112460298A (en) * | 2019-09-07 | 2021-03-09 | 新昌县丰亿电器有限公司 | Valve seat assembly of diaphragm type one-way valve and one-way valve |
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FR3061941B1 (en) * | 2017-01-16 | 2020-10-23 | Bdr Thermea Group | ANTI-CLICK DEVICE FOR MOBILE SHUTTER VALVE. |
JP7362558B2 (en) * | 2020-07-17 | 2023-10-17 | 株式会社鷺宮製作所 | Check valves and refrigeration cycle systems |
KR20230030013A (en) * | 2020-07-20 | 2023-03-03 | 노마 유.에스. 홀딩 엘엘씨 | Fluid line quick connector with check valve |
CN114110242B (en) * | 2021-11-16 | 2024-02-09 | 上海阀门厂股份有限公司 | Double-diaphragm sealing structure |
Family Cites Families (8)
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US6000417A (en) * | 1997-01-02 | 1999-12-14 | Jacobs; Richard R. | Bi-directional magnetically-operated check valve for high-purity applications |
CN2562015Y (en) * | 2002-07-16 | 2003-07-23 | 王原 | Permanent-magnet one way valves |
CN2677835Y (en) * | 2004-01-03 | 2005-02-09 | 新昌县三荣制冷配件厂 | Diaphragm one-way valve |
CN2699085Y (en) * | 2004-01-15 | 2005-05-11 | 楼纯高 | Magnetized one-way valve |
CN2895930Y (en) * | 2006-03-29 | 2007-05-02 | 嘉兴裕泰电子有限公司 | Magnetic-controlled single-way valve |
US7506663B2 (en) * | 2006-07-20 | 2009-03-24 | Fleetguard, Inc. | Magnetic check valve |
CN201013974Y (en) * | 2007-02-13 | 2008-01-30 | 张正道 | Central air-conditioning one-way valve |
KR100926402B1 (en) * | 2009-02-23 | 2009-11-10 | 셔틀밸브(주) | Check valve with decreased water hammering |
-
2011
- 2011-11-30 CN CN 201120493506 patent/CN202349290U/en not_active Expired - Lifetime
-
2012
- 2012-07-11 WO PCT/CN2012/078493 patent/WO2013078865A1/en active Application Filing
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105840885A (en) * | 2015-01-13 | 2016-08-10 | 浙江三花股份有限公司 | Installation method for magnetic stripe of diaphragm type one-way valve, and valve seat assembly |
CN105840885B (en) * | 2015-01-13 | 2019-03-01 | 浙江三花制冷集团有限公司 | A kind of installation method, the valve component of the magnetic stripe of diaphragm type one-way valve |
CN107990028A (en) * | 2017-12-25 | 2018-05-04 | 厦门大学嘉庚学院 | High pressure check valve structure and method of work |
CN109340424A (en) * | 2018-11-22 | 2019-02-15 | 北京邦维高科特种纺织品有限责任公司 | A kind of low pressure electromagnetic shielding safety valve |
CN112460298A (en) * | 2019-09-07 | 2021-03-09 | 新昌县丰亿电器有限公司 | Valve seat assembly of diaphragm type one-way valve and one-way valve |
Also Published As
Publication number | Publication date |
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WO2013078865A1 (en) | 2013-06-06 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20120725 |
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CX01 | Expiry of patent term |