CN214743556U - Check valve capable of rapidly switching direction angle stroke - Google Patents
Check valve capable of rapidly switching direction angle stroke Download PDFInfo
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- CN214743556U CN214743556U CN202120857250.2U CN202120857250U CN214743556U CN 214743556 U CN214743556 U CN 214743556U CN 202120857250 U CN202120857250 U CN 202120857250U CN 214743556 U CN214743556 U CN 214743556U
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- clack
- flap
- valve flap
- check valve
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Abstract
The utility model discloses a fast switch over direction angle stroke check valve, including turbine reducer, valve body, circulation passageway, valve rod and main valve lamella, the main valve lamella sets up in the circulation passageway, the main valve lamella includes import valve clack and export valve clack, import valve clack sets up with the export valve clack is perpendicular, the same axle hole is seted up with export valve clack contact department to import valve clack, valve rod coaxial arrangement is in coaxial hole department. This fast switch direction angle stroke check valve, convenient operation: change the direction of the one-way circulation of medium at any time through rotatory valve rod, easy operation, it is with low costs, the function is various: the valve clack can make the check valve clack be in different direction states in the process of rotating along with the valve rod, and the effect that the medium can be selected to realize circulation through different circulation directions is achieved.
Description
Technical Field
The utility model relates to a check valve technical field specifically is a fast switch over direction angle stroke check valve.
Background
The check valve is a valve whose opening and closing piece is a circular valve clack and can produce action by self weight and medium pressure to block medium backflow, when the inlet pressure is greater than the sum of the weight of the valve clack and its flow resistance, the valve is opened. Otherwise, the valve is closed when the medium flows backwards. The reversing check valve can change the direction of a medium during flowing, in some medium backflow systems, the medium straight flowing direction needs to be quickly switched, the medium needs to be replaced with a new check valve during the switching of the straight flowing direction, the purpose of quickly switching the stroke direction cannot be achieved, and the problems of high use cost, inconvenience in operation during the switching of the direction and the like can be caused by the mode.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a fast switch over direction angle stroke check valve has solved inconvenient problem of use cost height, switching craspedodrome direction when current check valve switches the craspedodrome direction.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a fast switching direction angle travel check valve comprises a turbine speed reducer, a valve body, a circulation passage, a valve rod and a main valve flap, wherein the main valve flap is arranged in the circulation passage and comprises an inlet valve flap and an outlet valve flap, the inlet valve flap and the outlet valve flap are vertically arranged, the contact part of the inlet valve flap and the outlet valve flap is provided with a coaxial hole, the valve rod is coaxially arranged at the coaxial hole, the inlet valve flap comprises a first inlet valve flap and a second inlet valve flap, the first inlet valve flap and the second inlet valve flap are symmetrically arranged relative to the coaxial hole, the first inlet valve flap comprises a first rotating valve flap and a first check valve flap, the first check valve flap is fixedly hinged with the first rotating valve flap, the second inlet valve flap comprises a second rotating valve flap and a second check valve flap, the second check valve flap is fixedly hinged with the second rotating valve flap, the outlet valve flap comprises a first outlet valve flap and a second outlet valve flap, first export valve clack and second export valve clack set up for coaxial hole symmetry, first export valve clack includes third rotary valve clack and third check valve clack, third check valve clack and third rotary valve clack are fixed articulated, second export valve clack includes fourth rotary valve clack and fourth check valve clack, fourth check valve clack and fourth rotary valve clack are fixed articulated.
Preferably, the valve rod is fixedly connected with the turbine speed reducer, and the inlet valve clack and the outlet valve clack are fixedly connected with the valve rod through positioning pins.
Preferably, a shaft sleeve is arranged between the valve rod and the valve body, and a filler is arranged above the shaft sleeve.
Preferably, the bottom end of the valve body is provided with a bottom cover, and the bottom cover is fixedly connected with the valve body through a bolt.
Preferably, lining rubber is arranged at the contact positions of the first rotating valve clack, the second rotating valve clack, the third rotating valve clack and the fourth rotating valve clack and the valve body.
The utility model discloses possess following beneficial effect:
1. the operation is convenient: the inlet valve clack and the outlet valve clack are vertically arranged, the direction of one-way circulation of the medium is changed at any time by rotating the valve rod, the operation is simple, and the cost is low;
2. the sealing effect is good: lining rubber is arranged at the contact positions of the first rotating valve clack, the second rotating valve clack, the third rotating valve clack and the fourth rotating valve clack and the valve body, so that the sealing property in the medium circulation process can be improved;
3. functional diversity: the valve rod is fixedly connected with the main valve clack, and the main valve clack can be in different direction states in the process of rotating along with the valve rod, so that the effect that media can be selected to realize circulation through different circulation directions is achieved.
Drawings
Fig. 1 is a front view of a check valve for rapidly switching direction angle and stroke according to the present invention;
fig. 2 is a side view of a check valve for rapidly switching direction angle and stroke according to the present invention;
fig. 3 is a schematic structural view of a check valve for rapidly switching direction angle and stroke provided by the present invention;
fig. 4 is a schematic structural view of a check valve for rapidly switching direction angle and stroke provided by the present invention;
fig. 5 is the utility model provides a pair of fast switch over direction angle stroke check valve main valve lamella schematic structure.
Fig. 6 is the utility model provides a pair of fast switch over direction angle stroke check valve main valve lamella schematic structure.
In the figure: 1. a turbo reducer; 2. a valve stem; 3. a shaft sleeve; 4. a valve body; 5. lining rubber; 6. positioning pins; 7. a first rotating valve flap; 8. a first check valve flap; 9. a bottom cover; 10. a second rotating valve flap; 11. a second check valve flap; 12. a third rotating valve flap; 13. a third check valve flap; 14. a fourth rotating valve flap; 15. a fourth check valve flap; 16. a main valve flap; 17. an inlet valve flap; 18. an outlet valve flap; 19 a filler; 21. a first inlet valve flap; 22. a second inlet valve flap; 23. a first outlet valve flap; 24. a second outlet valve flap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Please refer to fig. 1-4, fig. 3 is a schematic structural diagram of the present fast switching direction angle stroke check valve in the medium flowing state, fig. 4 is a schematic structural diagram of the present fast switching direction angle stroke check valve in the medium flowing state, the present invention provides a fast switching direction angle stroke check valve: the check valve capable of quickly switching direction angle strokes comprises a turbine speed reducer 1, a valve body 4, a circulation passage (not shown), a valve rod 2 and a main valve flap 16, wherein the main valve flap 16 is arranged in the circulation passage (not shown), the main valve flap 16 comprises an inlet valve flap 17 and an outlet valve flap 18, the inlet valve flap 17 and the outlet valve flap 18 are vertically arranged, the contact part of the inlet valve flap 17 and the outlet valve flap 18 is provided with a coaxial hole, the valve rod 2 is coaxially arranged at the coaxial hole, the inlet valve flap 17 comprises a first inlet valve flap 21 and a second inlet valve flap 22, the first inlet valve flap 21 and the second inlet valve flap 22 are symmetrically arranged relative to the coaxial hole, the first valve flap inlet 21 comprises a first rotating valve flap 7 and a first check valve flap 8, the first check valve flap 8 is fixedly hinged with the first rotating valve flap 7, and the second check valve flap inlet 22 comprises a second rotating valve flap 10 and a second check valve flap 11, the second check valve clack 11 is fixedly hinged with the second rotary valve clack 10; the outlet valve clack 18 includes first outlet valve clack 23 and second outlet valve clack 24, first outlet valve clack 23 and second outlet valve clack 24 are for coaxial hole symmetry setting, first outlet valve clack 23 includes third rotating valve clack 12 and third check valve clack 13, third check valve clack 13 and third rotating valve clack 12 are fixed articulated, second outlet valve clack 24 includes fourth rotating valve clack 14 and fourth check valve clack 15, fourth check valve clack 15 and fourth rotating valve clack 14 are fixed articulated.
Referring to fig. 5, fig. 5 is a structural diagram of the main valve flap 16 in a medium inflow state, by rotating the valve rod 2, the inlet valve flap 17 is perpendicular to the flow channel, and the first check valve flap 8 and the second check valve flap 11 form a valve flap sealing surface for opening and closing the valve with the flow channel, so that the medium flows in through the inlet valve flap 17, and under the push of the medium pressure, the first check valve flap 8 and the second check valve flap 11 are opened, and the valve is opened and normally operates; referring to fig. 6, fig. 6 is a structural diagram of the main valve flap 16 in a medium outflow state, the valve rod 2 is rotated clockwise by 90 ° so that the outlet valve flap 18 is perpendicular to the flow channel, and the third check valve flap 13 and the fourth check valve flap 15 form a valve flap sealing surface for opening and closing the valve with the flow channel, so that the medium flows out through the outlet valve flap 18, and the third check valve flap 13 and the fourth check valve flap 15 are opened under the pushing of the medium pressure, and the valve is opened and normally operates. The inlet valve clack 17 and the outlet valve clack 18 are vertically arranged, the direction of one-way circulation of the medium can be changed at any time by rotating the valve rod, the operation is simple, and the cost is low.
In a preferred embodiment, the valve rod 2 is fixedly connected with the turbine speed reducer 1, the inlet valve flap 17 and the outlet valve flap 18 are fixedly connected with the valve rod 2 through a positioning pin 6, a shaft sleeve 3 is arranged between the valve rod 2 and the valve body 4, a packing 19 is arranged above the shaft sleeve 3, a bottom cover 9 is arranged at the bottom end of the valve body 4, the bottom cover 9 is fixedly connected with the valve body 4 through a bolt, and lining rubber 5 is arranged at the contact positions of the first rotating valve flap 7, the second rotating valve flap 10, the third rotating valve flap 12 and the fourth rotating valve flap 14 and the valve body 4. The sealing performance in the medium circulation process can be increased by arranging lining rubber at the contact positions of the first rotating valve clack 7, the second rotating valve clack 10, the third rotating valve clack 12 and the fourth rotating valve clack 14 and the valve body 4.
Adopt this use novel provides a fast switch over direction angle stroke check valve, possesses functional diversity's characteristics: the valve rod is fixedly connected with the main valve clack, and the main valve clack can be in different direction states in the process of rotating along with the valve rod, so that the effect that media can be selected to realize circulation through different circulation directions is achieved.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A quick change directional angle travel check valve characterized by: the valve comprises a turbine speed reducer, a valve body, a circulation passage, a valve rod and a main valve flap, wherein the main valve flap is arranged in the circulation passage and comprises an inlet valve flap and an outlet valve flap, the inlet valve flap and the outlet valve flap are vertically arranged, the contact part of the inlet valve flap and the outlet valve flap is provided with a coaxial hole, the valve rod is coaxially arranged at the coaxial hole, the inlet valve flap comprises a first inlet valve flap and a second inlet valve flap, the first inlet valve flap and the second inlet valve flap are symmetrically arranged relative to the coaxial hole, the first inlet valve flap comprises a first rotating valve flap and a first check valve flap, the first check valve flap is fixedly hinged with the first rotating valve flap, the second inlet valve flap comprises a second rotating valve flap and a second check valve flap, the second check valve flap is fixedly hinged with the second rotating valve flap, and the outlet valve flap comprises a first outlet valve flap and a second outlet valve flap, first export valve clack and second export valve clack set up for coaxial hole symmetry, first export valve clack includes third rotary valve clack and third check valve clack, third check valve clack and third rotary valve clack are fixed articulated, second export valve clack includes fourth rotary valve clack and fourth check valve clack, fourth check valve clack and fourth rotary valve clack are fixed articulated.
2. A quick switching direction angle travel check valve according to claim 1, wherein: the valve rod is fixedly connected with the turbine speed reducer, and the inlet valve clack and the outlet valve clack are fixedly connected with the valve rod through positioning pins.
3. A quick switching direction angle travel check valve according to claim 2, wherein: a shaft sleeve is arranged between the valve rod and the valve body, and a filler is arranged above the shaft sleeve.
4. A quick switching direction angle travel check valve according to claim 2, wherein: the bottom end of the valve body is provided with a bottom cover, and the bottom cover is fixedly connected with the valve body through a bolt.
5. A quick switching direction angle travel check valve according to claim 1, wherein: and lining rubber is arranged at the contact positions of the first rotating valve clack, the second rotating valve clack, the third rotating valve clack and the fourth rotating valve clack with the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120857250.2U CN214743556U (en) | 2021-04-25 | 2021-04-25 | Check valve capable of rapidly switching direction angle stroke |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120857250.2U CN214743556U (en) | 2021-04-25 | 2021-04-25 | Check valve capable of rapidly switching direction angle stroke |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214743556U true CN214743556U (en) | 2021-11-16 |
Family
ID=78612924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120857250.2U Active CN214743556U (en) | 2021-04-25 | 2021-04-25 | Check valve capable of rapidly switching direction angle stroke |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214743556U (en) |
-
2021
- 2021-04-25 CN CN202120857250.2U patent/CN214743556U/en active Active
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