CN203176456U - Swing check valve - Google Patents
Swing check valve Download PDFInfo
- Publication number
- CN203176456U CN203176456U CN 201320138478 CN201320138478U CN203176456U CN 203176456 U CN203176456 U CN 203176456U CN 201320138478 CN201320138478 CN 201320138478 CN 201320138478 U CN201320138478 U CN 201320138478U CN 203176456 U CN203176456 U CN 203176456U
- Authority
- CN
- China
- Prior art keywords
- valve
- rod
- valve body
- guide
- rocking bar
- 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 - Fee Related
Links
Images
Landscapes
- Check Valves (AREA)
Abstract
The utility model discloses a swing check valve which is more convenient to use. The swing check valve comprises a valve body and a valve deck which is arranged on the valve body. An inlet channel and an outlet channel are arranged in the valve body, a valve base is arranged on one side of the inlet channel and inside the valve body, a channel which is communicated with the inlet channel is arranged in the valve base, a valve clack which is matched with the valve base is arranged in the valve body, the valve clack is fixed with one end of a rocking bar through a fixing bolt, the rocking bar is arranged in the valve body, the other end of the rocking bar is arranged on the valve body through a hinge pin, the middle of the rocking bar is connected with one end of a connection rod, the other end of the connection rod is connected with one end of a movable connection rod through the hinge pin, a sliding groove is formed in one end of the movable connection rod, the other end of the movable connection rod is connected with the lower end of a valve rod through a sliding pin, the sliding pin is arranged in the sliding groove in a sliding mode, the sliding pin is matched with the sliding groove, the upper end of the valve rod is connected with a handle, and a triangular limiting block which is matched with the fixing bolt is arranged in the valve body.
Description
Technical field
The utility model relates to a kind of valve, relates in particular to a kind of Swing check valve.
Background technique
On the pipeline of industries such as oil, chemical industry, all can use safety check, be used for the cut-out of liquid in the pipeline, existing safety check, relatively simple for structure, in use can only play unidirectional non-return effect, when not needing the safety check function, existing safety check can not be realized, function ratio is more single, can not satisfy usage requirement well.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of convenient Swing check valve that uses is provided.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: Swing check valve, comprise: valve body and the valve gap that is arranged on the valve body, in valve body, be provided with inlet passage and outlet passage, side at described valve inner inlet passage is provided with valve seat, be provided with the passage that is interconnected with inlet passage in the valve seat, in described valve body, be provided with the flap that cooperatively interacts with valve seat, described flap fixes by fixing bolt and an end that is arranged on the rocking bar in the valve body, the other end of rocking bar is arranged on the valve body by bearing pin, the middle part of described rocking bar is connected with an end of connecting rod, the other end of connecting rod is connected with an end of movable rod by bearing pin, end at movable rod is provided with chute, the other end of movable rod is connected with the lower end of valve rod by sliding pin, sliding pin is slidingly arranged in the chute that cooperatively interacts with it, the upper end of valve rod is connected with handle, upper end at valve rod is provided with screw thread, the upper end of valve rod is arranged in the nut fixed base by nut, between nut fixed base and valve gap, be provided with some guide rods, described valve rod is provided with the guide and limit plate, be provided with the restriction boss that cooperatively interacts with the guide and limit plate in the upper end of described valve gap, described guide and limit plate is provided with some mounting holes that cooperatively interact with guide rod, the guide and limit plate slides at guide rod by mounting hole, is provided with the triangle limiting stopper that cooperatively interacts with fixing bolt in described valve body.
The utility model has the advantages that: above-mentioned Swing check valve is installed on the pipeline, can play check function well during normal the use, when not needing to control the liquid medium backflow, can flap be opened by handle, use conveniently, can satisfy usage requirement well.
Description of drawings
Fig. 1 is the structural representation of the utility model Swing check valve.
Among the figure: 1, valve body, 2, valve gap, 3, inlet passage, 4, outlet passage, 5, valve seat, 6, passage, 7, flap, 8, fixing bolt, 9, rocking bar, 10, bearing pin, 11, connecting rod, 12, bearing pin, 13, movable rod, 14, chute, 15, sliding pin, 16, valve rod, 17, handle, 18, nut, 19, the nut fixed base, 20, guide rod, 21, guide and limit plate, 22, the restriction boss, 23, the triangle limiting stopper.
Embodiment
Describe particular content of the present utility model in detail below in conjunction with the drawings and specific embodiments.
As shown in Figure 1, Swing check valve, comprise: valve body 1 and the valve gap 2 that is arranged on the valve body 1, in valve body 1, be provided with inlet passage 3 and outlet passage 4, side at described valve body 1 inner inlet passage 3 is provided with valve seat 5, be provided with the passage 6 that is interconnected with inlet passage 3 in the valve seat 5, in described valve body 1, be provided with the flap 7 that cooperatively interacts with valve seat 5, described flap 7 fixes by fixing bolt 8 and an end that is arranged on the rocking bar 9 in the valve body 1, the other end of rocking bar 9 is arranged on the valve body 1 by bearing pin 10, the middle part of described rocking bar 9 is connected with an end of connecting rod 11, the other end of connecting rod 11 is connected with an end of movable rod 13 by bearing pin 12, end at movable rod 13 is provided with chute 14, the other end of movable rod 13 is connected by the lower end of sliding pin 15 with valve rod 16, sliding pin 15 is slidingly arranged in the chute 14 that cooperatively interacts with it, the upper end of valve rod 16 is connected with handle 17, upper end at valve rod 16 is provided with screw thread, the upper end of valve rod 16 is arranged in the nut fixed base 19 by nut 18, between nut fixed base 19 and valve gap 2, be provided with some guide rods 20, described valve rod 16 is provided with guide and limit plate 21, be provided with the restriction boss 22 that cooperatively interacts with guide and limit plate 21 in the upper end of described valve gap 2, described guide and limit plate 21 is provided with some mounting holes that cooperatively interact with guide rod 20, guide and limit plate 21 slides at guide rod 20 by mounting hole, is provided with the triangle limiting stopper 23 that cooperatively interacts with fixing bolt 8 in described valve body 1.
Above-mentioned Swing check valve is installed in when playing check function on the pipeline, and handle 17 is rotated down, and valve rod 16 is descending, valve rod 16 drive guide and limit plates 21 on guide rod 20 to lower slider, offset with restriction boss 22 up to guide and limit plate 21 and to stop.Liquid medium is pushed flap 7 open by inlet passage 3, passage 6 and is entered outlet passage 4 then, and flap 7 is boosted in the process that fluid passes through, and around bearing pin 10 rotations, sliding pin 15 is free to slide in chute 14 flap by rocking bar 9.When normally using, above-mentioned Swing check valve can play check function well.
When not needing to control the liquid medium backflow, by rotatable handle 17 valve rod 16 is promoted, valve rod 16 sliding pin 15 in lifting process slides in chute 14, when sliding into the upper end, valve rod 16 is by sliding pin 15 pulling movable rods 13, and movable rod 13 spurs connecting rods 11, connecting rod 11 pulling rocking bars 9, rocking bar 9 is around bearing pin 10 rotations, and rocking bar 9 pulling flaps 7 are opened, and the fixing bolt 8 on flap 7 stops when offseting with triangle limiting stopper 23.
Claims (1)
1. Swing check valve, it is characterized in that: comprising: valve body (1) and be arranged on valve gap (2) on the valve body (1), in valve body (1), be provided with inlet passage (3) and outlet passage (4), side at the inner inlet passage of described valve body (1) (3) is provided with valve seat (5), be provided with the passage (6) that is interconnected with inlet passage (3) in the valve seat (5), in described valve body (1), be provided with the flap (7) that cooperatively interacts with valve seat (5), described flap (7) fixes by fixing bolt (8) and an end that is arranged on the rocking bar (9) in the valve body (1), the other end of rocking bar (9) is arranged on the valve body (1) by bearing pin (10), the middle part of described rocking bar (9) is connected with an end of connecting rod (11), the other end of connecting rod (11) is connected by the end of bearing pin (12) with movable rod (13), end at movable rod (13) is provided with chute (14), the other end of movable rod (13) is connected by the lower end of sliding pin (15) with valve rod (16), sliding pin (15) is slidingly arranged in the chute (14) that cooperatively interacts with it, the upper end of valve rod (16) is connected with handle (17), upper end at valve rod (16) is provided with screw thread, the upper end of valve rod (16) is arranged in the nut fixed base (19) by nut (18), between nut fixed base (19) and valve gap (2), be provided with some guide rods (20), described valve rod (16) is provided with guide and limit plate (21), be provided with the restriction boss (22) that cooperatively interacts with guide and limit plate (21) in the upper end of described valve gap (2), described guide and limit plate (21) is provided with some mounting holes that cooperatively interact with guide rod (20), guide and limit plate (21) slides at guide rod (20) by mounting hole, is provided with the triangle limiting stopper (23) that cooperatively interacts with fixing bolt (8) in described valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320138478 CN203176456U (en) | 2013-03-26 | 2013-03-26 | Swing check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320138478 CN203176456U (en) | 2013-03-26 | 2013-03-26 | Swing check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203176456U true CN203176456U (en) | 2013-09-04 |
Family
ID=49073153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320138478 Expired - Fee Related CN203176456U (en) | 2013-03-26 | 2013-03-26 | Swing check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203176456U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195953A (en) * | 2013-03-26 | 2013-07-10 | 大丰市奥凯流体机械有限公司 | Swing check valve |
| CN103629380A (en) * | 2013-12-04 | 2014-03-12 | 西峡龙成特种材料有限公司 | Gas pipeline sealing valve for high-temperature environment |
| CN103899817A (en) * | 2014-03-05 | 2014-07-02 | 大丰市奥凯流体机械有限公司 | Parallel sliding sluice valve |
| CN104455577A (en) * | 2014-11-04 | 2015-03-25 | 中国原子能科学研究院 | Fixing method for valve clack of nuclear grade swing check valve |
-
2013
- 2013-03-26 CN CN 201320138478 patent/CN203176456U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103195953A (en) * | 2013-03-26 | 2013-07-10 | 大丰市奥凯流体机械有限公司 | Swing check valve |
| CN103629380A (en) * | 2013-12-04 | 2014-03-12 | 西峡龙成特种材料有限公司 | Gas pipeline sealing valve for high-temperature environment |
| CN103899817A (en) * | 2014-03-05 | 2014-07-02 | 大丰市奥凯流体机械有限公司 | Parallel sliding sluice valve |
| CN104455577A (en) * | 2014-11-04 | 2015-03-25 | 中国原子能科学研究院 | Fixing method for valve clack of nuclear grade swing check valve |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103195953A (en) | Swing check valve | |
| CN203176456U (en) | Swing check valve | |
| CN202220765U (en) | Cartridge inserted valve with stroke limitation of position detection of valve core thereof | |
| CN204477400U (en) | A kind of one-way valve | |
| CN103899800A (en) | Lifting check valve | |
| CN202220860U (en) | Pneumatic stop valve | |
| CN204372240U (en) | Multifunctional non-return valve | |
| CN202580150U (en) | Low-pressure-opening swing check valve | |
| CN202612761U (en) | Direct-acting type internal-control unidirectional sequence valve | |
| CN104879537A (en) | Swing check valve | |
| CN204592441U (en) | Safety check | |
| CN201225424Y (en) | Fixed type one-way throttle valve | |
| CN203258122U (en) | Non-return stop valve | |
| CN201284852Y (en) | Low-resistance check valve | |
| CN204704440U (en) | A kind of unidirectional stop valve | |
| CN205956465U (en) | Check valve | |
| CN106090347A (en) | A kind of check-valves | |
| CN202176767U (en) | Adjustable check valve | |
| CN203784381U (en) | Self-sealing pressure swing check valve | |
| CN205298570U (en) | Electric check valve with slowly close vice valve | |
| CN204611064U (en) | The helical teeth drive mechanism of ultrahigh pressure balance stop valve | |
| CN219317660U (en) | Flat gate valve for petroleum pipeline | |
| CN104482254A (en) | Multifunctional check valve | |
| CN201615267U (en) | Pilot overflow valve | |
| CN103899798A (en) | Swing check valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhu Huabing Inventor after: Ding Xuefeng Inventor after: Cai Lei Inventor after: Gu Yunfei Inventor before: Ding Xuefeng Inventor before: Cai Lei Inventor before: Gu Yunfei |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: DING XUEFENG CAI LEI GU YUNFEI TO: ZHU HUABING DING XUEFENG CAI LEI GU YUNFEI |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20160326 |