CN108692071A - A kind of large-flow check valve - Google Patents
A kind of large-flow check valve Download PDFInfo
- Publication number
- CN108692071A CN108692071A CN201810683654.7A CN201810683654A CN108692071A CN 108692071 A CN108692071 A CN 108692071A CN 201810683654 A CN201810683654 A CN 201810683654A CN 108692071 A CN108692071 A CN 108692071A
- Authority
- CN
- China
- Prior art keywords
- valve barrel
- match
- axis pin
- inner cavity
- check 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.)
- Withdrawn
Links
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
- 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
- F16K15/033—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member spring-loaded
-
- 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
- F16K15/035—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member with a plurality of valve members
- F16K15/036—Dual valve members with hinges crossing the flow line substantially diametrical
- F16K15/038—Dual valve members with hinges crossing the flow line substantially diametrical having a common hinge
-
- 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
- F16K27/0227—Check valves or pivoted valves with the valve members swinging around an axis located at the edge of or outside the valve member
Abstract
The invention discloses a kind of large-flow check valves of check valve technical field,It is provided with the right valve barrel to match with left valve barrel on the right side of the left valve barrel,The left valve barrel inner cavity top is both provided with groove with bottom,The groove inner cavity is both provided with supporting rod,The one end of the supporting rod far from groove is both provided with axis pin,It is both provided with curved baffle on the right side of the axis pin,The right valve barrel inner cavity top is both provided with the auxiliary rod to match with fixed link with bottom,The fixed link is flexibly connected by spring with auxiliary rod,The one-way valve structures are simple,Convenient disassembly,When check valve certain parts damages in use,Left valve barrel and right valve barrel are dismantled,Check valve inside is overhauled,Determine the component of damage,It is convenient for dismantling supporting rod by the internal and external threads to match,Pass through bolt and the screw hole fixed link easy to disassemble and auxiliary rod to match,It is time saving and energy saving,Greatly meet use demand.
Description
Technical field
The present invention relates to check valve technical field, specially a kind of large-flow check valve.
Background technology
Check valve, which is fluid, to be flowed along water inlet, and water outlet medium can not but flow back, and be commonly called as check valve.Check valve is again
Claim check-valves or non-return valve.For preventing oil stream reverse flow in hydraulic system, or for preventing compression empty in pneumatic system
Gas reverse flow.Currently, check valve in the market when some component is damaged in use, causes check valve that can not make
With, entire check valve is needed replacing, cost is greatly improved, and the check valve remaining part of wherein some parts damages may be used also
It with normal use, directly abandons or without using great waste is caused, for this purpose, we have proposed a kind of large-flow check valves.
Invention content
The purpose of the present invention is to provide a kind of large-flow check valves, to solve the problems mentioned in the above background technology.
To achieve the above object, the present invention provides the following technical solutions:A kind of large-flow check valve, including left valve barrel, institute
It states and is provided with the right valve barrel to match with left valve barrel on the right side of left valve barrel, the left valve barrel inner cavity top is both provided with recessed with bottom
Slot, the groove inner cavity are both provided with supporting rod, and the one end of the supporting rod far from groove is both provided with axis pin, and the axis pin is right
Side is both provided with curved baffle, and side back of the curved baffle described in two groups far from axis pin is both provided with fixed link, the right side
Body cavity top and bottom is both provided with the auxiliary rod to match with fixed link, and the fixed link passes through spring with auxiliary rod
Flexible connection.
Preferably, the supporting rod is bolted in groove inner cavity, and supporting rod outer wall top by the internal and external threads to match
Portion's surrounding is both provided with gag lever post, and adjacent gag lever post is fixedly connected by bracing piece.
Preferably, side of the arc pressuring plate far from axis pin of the left valve barrel inner cavity top is provided with mounting groove, and installs
Slot inner cavity is provided with GS gaskets, and side of the arc pressuring plate far from axis pin of the left valve barrel intracavity bottom is provided with and mounting groove phase
Matched convex block, and convex block is connected in by interference fit in mounting groove.
Preferably, the spring outer wall is both provided with water proof rubber cylinder, and is fixed with curved baffle at the top of water proof rubber cylinder
Connection, water proof rubber cylinder bottom is fixedly connected with right valve barrel inner wall.
Preferably, the curved baffle is fixedly connected by welding manner with axis pin, and axis pin outer wall is provided with poly- four
Vinyl fluoride waterproof ventilated membrane.
Preferably, the fixed link and auxiliary rod are fixedly mounted by the bolt and screw hole that match, and fixed link and
The limiting slot to match with spring is both provided on auxiliary rod.
Compared with prior art, the beneficial effects of the invention are as follows:
The one-way valve structures are simple, convenient disassembly, when check valve certain parts damages in use, by left valve barrel and right valve
Body is dismantled, and is overhauled to check valve inside, determines the component of damage, by the internal and external threads that match be convenient for supporting rod into
Row dismounting, it is time saving and energy saving by bolt and the screw hole fixed link easy to disassemble and auxiliary rod to match, greatly meet use
Demand.
Description of the drawings
Fig. 1 is schematic structural view of the invention.
In figure:1 left valve barrel, 2 right valve barrels, 3 grooves, 4 supporting rods, 5 axis pins, 6 curved baffles, 7 fixed links, 8 auxiliary rods, 9
Spring.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution:A kind of large-flow check valve, including left valve barrel 1, left valve barrel 1
Right side is provided with the right valve barrel 2 to match with left valve barrel 1, and 1 inner cavity top of left valve barrel and bottom are both provided with groove 3, in groove 3
Chamber is both provided with supporting rod 4, and the one end of supporting rod 4 far from groove 3 is both provided with axis pin 5, and 5 right side of axis pin is both provided with arc gear
Plate 6, side back of two groups of curved baffles 6 far from axis pin 5 are both provided with fixed link 7, and 2 inner cavity top of right valve barrel and bottom are equal
It is provided with the auxiliary rod 8 to match with fixed link 7, fixed link 7 is flexibly connected by spring 9 with auxiliary rod 8.
Wherein, supporting rod 4 is bolted in 3 inner cavity of groove by the internal and external threads to match, and four at the top of 4 outer wall of supporting rod
It is both provided with gag lever post week, adjacent gag lever post is fixedly connected by bracing piece, is convenient for support by the internal and external threads to match
Bar 4 carries out dismounting installation, is convenient for rotary supporting rod 4 by the mutual cooperation of gag lever post and bracing piece, time saving and energy saving;
Side of the arc pressuring plate 6 far from axis pin 5 of 1 inner cavity top of left valve barrel is provided with mounting groove, and mounting groove inner cavity is provided with
Side of the arc pressuring plate 6 far from axis pin 5 of GS gaskets, 1 intracavity bottom of left valve barrel is provided with the convex block to match with mounting groove, and
Convex block is connected in by interference fit in mounting groove, coordinates GS gaskets to significantly increase company by the mounting groove and convex block of matching
The leakproofness for meeting place, satisfies the use demand;
9 outer wall of spring is both provided with water proof rubber cylinder, and is fixedly connected with curved baffle 6 at the top of water proof rubber cylinder, water proof rubber
Cylinder bottom is fixedly connected with 2 inner wall of right valve barrel, can be protected to spring 9, fixed link 7 and auxiliary rod 8 by rubber waterproof cylinder, is prevented
Sealing stream greatly extends service life to its rust corrosion;
Curved baffle 6 is fixedly connected by welding manner with axis pin 5, and to be provided with polytetrafluoroethylene (PTFE) waterproof saturating for 5 outer wall of axis pin
Air film connects the case where curved baffle 6 and axis pin 5 significantly increase robustness, prevent its fracture by welding manner and occurs,
The case where can prevent flow from corroding to it by polytetrafluoroethylene (PTFE) waterproof ventilated membrane causes axis pin 5 that can not rotate;
Fixed link 6 and auxiliary rod 8 are fixedly mounted by the bolt and screw hole that match, and are all provided on fixed link 6 and auxiliary rod 8
It is equipped with the limiting slot to match with spring, is cooperated by the bolt and screw hole that match convenient for carrying out dismounting and change to it,
It is time saving and energy saving, reduce the cost loss of check valve.
Operation principle:When a certain parts damages of unidirectional valve insertion lead to not work to check valve in use, lead to
Turn left valve body 1 and right valve barrel 2 of overwinding overhauls its inner cavity left valve barrel 1 and the dismounting of right valve barrel 2, determines the component of damage,
Can supporting rod 4 and curved baffle 6 be subjected to dismounting and change by rotary supporting rod 4, when fixed link 7 and auxiliary rod 8 are damaged
Bad when, can carry out dismounting and change by the bolt and screw hole that match to it, time saving and energy saving, greatly meet use demand.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of large-flow check valve, including left valve barrel(1), the left valve barrel(1)Right side is provided with and left valve barrel(1)Match
Right valve barrel(2), it is characterised in that:The left valve barrel(1)Inner cavity top is both provided with groove with bottom(3), the groove(3)
Inner cavity is both provided with supporting rod(4), the supporting rod(4)Far from groove(3)One end be both provided with axis pin(5), the axis pin
(5)Right side is both provided with curved baffle(6), curved baffle described in two groups(6)Far from axis pin(5)Side back be both provided with
Fixed link(7), the right valve barrel(2)Inner cavity top is both provided with bottom and fixed link(7)The auxiliary rod to match(8), institute
State fixed link(7)With auxiliary rod(8)Pass through spring(9)Flexible connection.
2. a kind of large-flow check valve according to claim 1, it is characterised in that:The supporting rod(4)Pass through phase
The internal and external threads matched are bolted in groove(3)Inner cavity, and supporting rod(4)Surrounding is both provided with gag lever post, adjacent limit at the top of outer wall
Bar is fixedly connected by bracing piece.
3. a kind of large-flow check valve according to claim 1, it is characterised in that:The left valve barrel(1)Inner cavity top
Arc pressuring plate(6)Far from axis pin(5)Side be provided with mounting groove, and mounting groove inner cavity is provided with GS gaskets, the left valve barrel
(1)The arc pressuring plate of intracavity bottom(6)Far from axis pin(5)Side be provided with the convex block to match with mounting groove, and convex block is logical
Interference fit is connected in mounting groove.
4. a kind of large-flow check valve according to claim 1, it is characterised in that:The spring(9)Outer wall is both provided with
Water proof rubber cylinder, and water proof rubber cylinder top and curved baffle(6)It is fixedly connected, water proof rubber cylinder bottom and right valve barrel(2)It is interior
Wall is fixedly connected.
5. a kind of large-flow check valve according to claim 1, it is characterised in that:The curved baffle(6)Pass through weldering
Connect mode and axis pin(5)It is fixedly connected, and axis pin(5)Outer wall is provided with polytetrafluoroethylene (PTFE) waterproof ventilated membrane.
6. a kind of large-flow check valve according to claim 1, it is characterised in that:The fixed link(6)And auxiliary rod(8)
It is fixedly mounted by the bolt and screw hole that match, and fixed link(6)And auxiliary rod(8)On be both provided with and match with spring
Limiting slot.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810683654.7A CN108692071A (en) | 2018-06-28 | 2018-06-28 | A kind of large-flow check valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810683654.7A CN108692071A (en) | 2018-06-28 | 2018-06-28 | A kind of large-flow check valve |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108692071A true CN108692071A (en) | 2018-10-23 |
Family
ID=63850095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810683654.7A Withdrawn CN108692071A (en) | 2018-06-28 | 2018-06-28 | A kind of large-flow check valve |
Country Status (1)
Country | Link |
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CN (1) | CN108692071A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112178249A (en) * | 2020-11-30 | 2021-01-05 | 山东辛丁技术有限公司 | Safety valve for oil exploitation |
CN115773403A (en) * | 2023-02-10 | 2023-03-10 | 山东史达夫工控科技有限公司 | Control valve for preventing freezing |
-
2018
- 2018-06-28 CN CN201810683654.7A patent/CN108692071A/en not_active Withdrawn
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112178249A (en) * | 2020-11-30 | 2021-01-05 | 山东辛丁技术有限公司 | Safety valve for oil exploitation |
CN115773403A (en) * | 2023-02-10 | 2023-03-10 | 山东史达夫工控科技有限公司 | Control valve for preventing freezing |
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Legal Events
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181023 |