CN210141343U - Two-way check valve - Google Patents
Two-way check valve Download PDFInfo
- Publication number
- CN210141343U CN210141343U CN201920187823.8U CN201920187823U CN210141343U CN 210141343 U CN210141343 U CN 210141343U CN 201920187823 U CN201920187823 U CN 201920187823U CN 210141343 U CN210141343 U CN 210141343U
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- iron core
- movable iron
- valve
- diversion hole
- flow guide
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Abstract
The utility model relates to a two-way check valve, which comprises a valve main body, wherein the upper part of the valve main body is provided with a first coil and a second coil; the rear part and the front part of the valve main body are respectively provided with a first medium inlet and a second medium inlet; a first valve sleeve and a second valve sleeve are respectively arranged on the upper sides in the first coil and the second coil, and a first movable iron core and a second movable iron core are respectively arranged on the lower portions of the first valve sleeve and the second valve sleeve; a first spring and a second spring are respectively arranged between the first movable iron core and the first valve sleeve and between the second movable iron core and the second valve sleeve; the lower parts of the first spring and the second spring are respectively provided with a first flow guide hole and a second flow guide hole; the lower parts of the first movable iron core and the second movable iron core are respectively provided with a first sealing gasket and a second sealing gasket. The utility model discloses a device is through setting up a plurality of water conservancy diversion holes and medium entry, can realize two-way non return effectively to be provided with sealed the pad, be convenient for realize sealed effect effectively. The installation and use are convenient, the effect is good, and the device is suitable for installation and use under the condition of gas-liquid coexistence.
Description
Technical Field
The utility model belongs to the technical field of the valve body, concretely relates to two-way check valve.
Background
At present, most of check valves used in the market are one-way check valves, and the sealing effect is poor. This arrangement limits the range of use and is not conducive to use. Particularly, the method is not suitable for an automatic detection production line under the condition of gas-liquid coexistence, and therefore, the improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-way check valve is fit for using on the automated inspection line under the coexistence condition of gas-liquid, and has two-way non return function.
In order to achieve the above object, the technical solution of the present invention is as follows.
A bidirectional check valve comprises a valve main body, wherein a first coil and a second coil are arranged at the upper part of the valve main body; the rear part and the front part of the valve main body are respectively provided with a first medium inlet and a second medium inlet; a first valve sleeve and a second valve sleeve are respectively arranged on the upper sides in the first coil and the second coil, and a first movable iron core and a second movable iron core are respectively arranged on the lower portions of the first valve sleeve and the second valve sleeve; a first spring and a second spring are respectively arranged between the first movable iron core and the first valve sleeve and between the second movable iron core and the second valve sleeve; the lower parts of the first spring and the second spring are respectively provided with a first flow guide hole and a second flow guide hole; the lower parts of the first movable iron core and the second movable iron core are respectively provided with a first sealing gasket and a second sealing gasket; third flow guide holes are formed in the lower portions of the first flow guide hole and the second flow guide hole; a fourth diversion hole is formed in the side face of the lower part of the second movable iron core; the lower part of the fourth diversion hole is communicated with a fifth diversion hole; a sixth flow guide hole is formed in the side face of the fifth flow guide hole; the upper part of the sixth diversion hole is communicated with a seventh diversion hole; the seventh diversion hole is formed in the side face of the first movable iron core; the upper part of the sixth diversion hole is communicated with the first medium inlet.
Furthermore, the first diversion hole is 1-1.5 mm higher than the seventh diversion hole.
Furthermore, the second diversion hole is 1-1.5 mm higher than the fourth diversion hole.
The utility model discloses an in, be provided with a plurality of water conservancy diversion holes, its effect is as follows: the first diversion hole is a first valve seat outlet, the second diversion hole is a second valve seat outlet, and the third diversion hole is used for communicating the outlets of the first valve seat and the second valve seat. The fourth diversion hole is a second valve seat inlet, and the fifth diversion hole is used for communicating the second valve seat inlet with the second medium inlet. The sixth diversion hole is used for communicating the first valve seat inlet with the first medium inlet. The seventh flow guide hole is an inlet of the first valve seat.
The utility model discloses a beneficial effect lie in: the utility model discloses a device is through setting up a plurality of water conservancy diversion holes and medium entry, can realize two-way non return effectively to be provided with sealed the pad, be convenient for realize sealed effect effectively. The installation and use are convenient, the effect is good, and the device is suitable for installation and use under the condition of gas-liquid coexistence.
Drawings
Fig. 1 is a schematic perspective view of a device used in an embodiment of the present invention.
Fig. 2 is a schematic top view of the device used in the embodiment of the present invention.
Fig. 3 is a schematic view of a rear view of the apparatus used in the embodiment of the present invention.
Fig. 4 is a front view of the device used in the embodiment of the present invention.
Fig. 5 is a first-first cross-sectional structural schematic view in fig. 2.
Fig. 6 is a second-second cross-sectional cut-away structural schematic view in fig. 2.
Fig. 7 is a cross-sectional structural view of the C-C section in fig. 2.
Fig. 8 is a sectional view schematically showing the structure of the D-D section in fig. 3.
Fig. 9 is a schematic cross-sectional view of the section E-E of fig. 3.
Fig. 10 is a sectional view schematically showing the structure of the section F-F in fig. 4.
The notation in the figure is: 1. a valve body; 2. a third flow guide hole; 3. a sixth flow guide hole; 4. a fifth flow guide hole; 5. a seventh flow guide hole; 6. a first flow guide hole; 7. a fourth diversion hole; 8. a second flow guide hole; 9. a first media inlet; 10. a second media inlet; 11. a first valve housing; 12. a first coil; 13. a first spring; 14. a first movable iron core; 15. a first gasket; 16. a second valve housing; 17. a second coil; 18. a second spring; 19. a second movable iron core; 20. a second gasket.
Detailed Description
The following description of the embodiments of the present invention will be provided in conjunction with the accompanying drawings for better understanding of the invention.
The two-way check valve as shown in fig. 1-10 comprises a valve body 1, wherein a first coil 12 and a second coil 17 are arranged at the upper part of the valve body 1; the valve body 1 is provided with a first medium inlet 9 and a second medium inlet 10 at the rear part and the front part respectively; a first valve sleeve 11 and a second valve sleeve 16 are respectively arranged on the upper sides of the interiors of the first coil 12 and the second coil 17, and a first movable iron core 14 and a second movable iron core 19 are respectively arranged on the lower portions of the first valve sleeve 11 and the second valve sleeve 16; a first spring 13 and a second spring 18 are respectively arranged between the first movable iron core 14 and the first valve sleeve 11 and between the second movable iron core 19 and the second valve sleeve 16; the lower parts of the first spring 13 and the second spring 18 are respectively provided with a first diversion hole 6 and a second diversion hole 8; the lower parts of the first movable iron core 14 and the second movable iron core 19 are respectively provided with a first sealing gasket 15 and a second sealing gasket 20; the lower parts of the first flow guide hole 6 and the second flow guide hole 8 are provided with a third flow guide hole 2; a fourth diversion hole 7 is formed in the side face of the lower part of the second movable iron core 19; the lower part of the fourth diversion hole 7 is communicated with a fifth diversion hole 4; a sixth diversion hole 3 is formed in the side face of the fifth diversion hole 4; the upper part of the sixth diversion hole 3 is communicated with a seventh diversion hole 5; the seventh diversion hole 5 is arranged at the side position of the first movable iron core 14; the upper part of the sixth diversion hole 3 is communicated with the first medium inlet 9.
The utility model discloses an in, be provided with a plurality of water conservancy diversion holes, its effect is as follows: the first diversion hole is a first valve seat outlet, the second diversion hole is a second valve seat outlet, and the third diversion hole is used for communicating the outlets of the first valve seat and the second valve seat. The fourth diversion hole is a second valve seat inlet, and the fifth diversion hole is used for communicating the second valve seat inlet with the second medium inlet. The sixth diversion hole is used for communicating the first valve seat inlet with the first medium inlet. The seventh flow guide hole is an inlet of the first valve seat.
The utility model discloses an in, utilize seventh water conservancy diversion hole 5 to link up with first medium entry 9 through sixth water conservancy diversion hole 3 in valve main part 1 at first disk seat entry, fourth water conservancy diversion hole 7 of second disk seat entry link up with second medium entry 10 through fifth water conservancy diversion hole 4. The first diversion hole 6 of the first valve seat outlet is arranged 1-1.5 mm above the seventh diversion hole 5 of the first valve seat inlet, and the second diversion hole 8 of the second valve seat outlet is arranged 1-1.5 mm above the fourth diversion hole 7 of the second valve seat inlet. The first sealing gasket 15 and the second sealing gasket 20 are respectively arranged at the bottom ends of the lower parts of the first movable iron core 14 and the second movable iron core 19, and respectively extrude the first movable iron core 14 and the second movable iron core 19 through the first spring 13 and the second spring 18, so that the first sealing gasket 15 and the second sealing gasket 20 are respectively contacted with the outlet diversion holes of each cavity to achieve the sealing effect.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (3)
1. A bidirectional check valve comprises a valve main body, wherein a first coil and a second coil are arranged at the upper part of the valve main body; the method is characterized in that: the rear part and the front part of the valve main body are respectively provided with a first medium inlet and a second medium inlet; a first valve sleeve and a second valve sleeve are respectively arranged on the upper sides in the first coil and the second coil, and a first movable iron core and a second movable iron core are respectively arranged on the lower parts of the first valve sleeve and the second valve sleeve; a first spring and a second spring are respectively arranged between the first movable iron core and the first valve sleeve and between the second movable iron core and the second valve sleeve; the lower parts of the first spring and the second spring are respectively provided with a first flow guide hole and a second flow guide hole; the lower parts of the first movable iron core and the second movable iron core are respectively provided with a first sealing gasket and a second sealing gasket; third flow guide holes are formed in the lower portions of the first flow guide hole and the second flow guide hole; a fourth diversion hole is formed in the side face of the lower part of the second movable iron core; the lower part of the fourth diversion hole is communicated with a fifth diversion hole; a sixth flow guide hole is formed in the side face of the fifth flow guide hole; the upper part of the sixth diversion hole is communicated with a seventh diversion hole; the seventh diversion hole is formed in the side face of the first movable iron core; and the upper part of the sixth diversion hole is communicated with the first medium inlet.
2. The two-way check valve of claim 1, wherein: the first diversion hole is 1-1.5 mm higher than the seventh diversion hole.
3. The two-way check valve of claim 1, wherein: the second diversion hole is 1-1.5 mm higher than the fourth diversion hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920187823.8U CN210141343U (en) | 2019-02-03 | 2019-02-03 | Two-way check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920187823.8U CN210141343U (en) | 2019-02-03 | 2019-02-03 | Two-way check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210141343U true CN210141343U (en) | 2020-03-13 |
Family
ID=69732717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920187823.8U Active CN210141343U (en) | 2019-02-03 | 2019-02-03 | Two-way check valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210141343U (en) |
-
2019
- 2019-02-03 CN CN201920187823.8U patent/CN210141343U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |