CN218954197U - Balanced throttling cut-off emptying valve - Google Patents
Balanced throttling cut-off emptying valve Download PDFInfo
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- CN218954197U CN218954197U CN202320014059.0U CN202320014059U CN218954197U CN 218954197 U CN218954197 U CN 218954197U CN 202320014059 U CN202320014059 U CN 202320014059U CN 218954197 U CN218954197 U CN 218954197U
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Abstract
The utility model relates to the technical field of throttle valves, and provides a balanced throttle stop emptying valve which comprises a valve body, wherein the inner wall of the valve body is fixedly connected with a valve sleeve, the outer surface of the valve sleeve is provided with a throttle hole, the inner wall of the valve sleeve is fixedly connected with a filter screen, the upper surface of the filter screen is fixedly connected with a sealing bottom sleeve, when the valve is opened, a hand wheel is held to rotate a valve rod, so that the valve rod moves in a threaded sleeve of a valve cover, the valve clack moves upwards, a sealing chassis is separated from the sealing bottom sleeve, and meanwhile, a space between the throttle hole and the filter screen is communicated, medium flows in from an inlet channel, is filtered by the filter screen, passes through the throttle hole and then flows out from an outlet channel, thereby blocking impurities in the medium on the inlet channel, avoiding the phenomenon that the valve is blocked and screwed up and is not smooth, and simultaneously avoiding the blocking of the throttle hole by the impurities, and ensuring the smoothness of the valve.
Description
Technical Field
The utility model relates to the technical field of throttle valves, in particular to a balanced throttle stop emptying valve.
Background
The traditional stop valve comprises a valve body, a valve cover and a valve rod, wherein the lower end of the valve rod is provided with a valve clack, a packing cavity with a built-in sealing packing is arranged between the valve rod and the valve cover, and a packing gland is arranged above the packing cavity.
Through searching, in the Chinese published patent application No. CN212407762U, an upper inflow type throttling cut-off emptying valve is disclosed, a medium upper inlet and lower outlet circulation mode and a unique plunger combined sealing structure are adopted, energy is consumed by the medium from the periphery to the center in a butt joint mode, noise and vibration of the valve are reduced, however, after the valve is used for a period of time, impurities in the medium are adhered to the valve clack, the valve is blocked and screwed off, the movement is not smooth, the aperture of a through hole in a valve sleeve of the throttling valve is smaller, and the through hole in the medium is blocked by the impurities in the medium, so that the circulation of a valve channel is not smooth, and therefore, the throttling cut-off emptying valve capable of blocking the impurities in the medium is needed.
Disclosure of Invention
The utility model mainly aims to provide a balanced throttling cut-off emptying valve which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a balanced throttle stop emptying valve, includes the valve body, the inner wall fixedly connected with valve pocket of valve body, the orifice has been seted up to the surface of valve pocket, the inner wall fixedly connected with filter screen of valve pocket, the upper surface fixedly connected with of filter screen seals the end cover, the inner wall swing joint of valve pocket has the valve clack, the lower surface fixedly connected with of valve clack seals the chassis.
In order to achieve the sealing effect of the valve clack, as the balanced throttling stop emptying valve, the inner wall of the outer surface of the valve clack is fixedly connected with a sealing ring, and the valve clack is sequentially provided with a second decompression groove and a first decompression groove from top to bottom.
In order to achieve the effect of installing the valve rod, as the balanced throttling cut-off emptying valve, the top end of the valve body is fixedly connected with a valve cover, and the inner wall of the valve cover is fixedly connected with a threaded sleeve.
In order to achieve the effect of facilitating the lifting of the valve clack, the balanced throttling stop emptying valve is characterized in that the inner wall of the threaded sleeve is connected with a valve rod in a threaded manner, and the upper surface of the valve clack is fixedly connected with a pressing block.
In order to achieve the effect of conveniently rotating the valve rod, the balance type throttling stop emptying valve is characterized in that the hand wheel is fixedly connected to the outer surface of the top end of the valve rod, and the top plate is fixedly connected to the upper surface of the valve cover.
In order to achieve the effect of fixing the flow direction of a medium, as the balanced throttling cut-off emptying valve, one side of the valve body is provided with an inlet channel, and the other side of the valve body is provided with an outlet channel.
In order to achieve the effect of installing the valve, the balance type throttling stop emptying valve is characterized in that an inlet flange is fixedly connected to the outer surface of one side of the valve body, and an outlet flange is fixedly connected to the outer surface of the other side of the valve body.
In order to achieve the effect of cleaning the interior of the valve body, the balanced throttling cut-off emptying valve is characterized in that the inner wall of the bottom end of the valve body is fixedly connected with a base.
Compared with the prior art, the utility model has the following beneficial effects:
this balanced throttle is by atmospheric valve, through valve body, the valve pocket, the orifice, the filter screen, sealed end cover, the valve clack, sealed chassis, the sealing washer, first decompression groove and second decompression groove's setting, when opening the valve, hold the hand wheel and rotate the valve rod, make the valve rod remove in the screw thread cover of valve gap, make the valve clack upwards move, sealed chassis and sealed end cover separate, simultaneously also make the space intercommunication between orifice and the filter screen, the medium flows in from the import passageway, filter through the filter screen, pass through from the orifice, afterwards flow out from the exit channel, thereby can block impurity in the medium at the import passageway, avoid impurity to adhere on the valve clack, prevent that the phenomenon that valve card hinders to twist is not smooth from appearing, also can avoid impurity to block the orifice simultaneously, guarantee the smoothness of valve.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of a balanced throttle cut-off vent valve according to embodiment 1 of the present utility model;
FIG. 2 is a schematic diagram of a bottom view of a balanced throttle cut-off blow-out valve according to embodiment 1 of the present utility model;
FIG. 3 is a schematic cross-sectional view of a balanced throttle cut-off vent valve according to embodiment 1 of the present utility model;
FIG. 4 is a schematic diagram of a right-hand cross-sectional structure of a balanced throttle cut-off vent valve according to embodiment 1 of the present utility model;
FIG. 5 is a schematic diagram of a cross-sectional axial structure of a balanced throttle cut-off vent valve according to embodiment 1 of the present utility model;
fig. 6 is a schematic diagram of an axial structure of a valve rod in a balanced throttle cut-off blow-down valve according to embodiment 1 of the present utility model.
In the figure: 1. a valve body; 2. a valve sleeve; 3. an orifice; 4. a filter screen; 5. sealing the bottom sleeve; 6. a valve flap; 7. sealing the chassis; 8. a seal ring; 9. a first decompression tank; 10. a second decompression tank; 11. a valve cover; 12. a thread sleeve; 13. a valve stem; 14. briquetting; 15. a hand wheel; 16. a top plate; 17. an inlet channel; 18. an outlet channel; 19. an inlet flange; 20. an outlet flange; 21. and (5) a base.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1-6, a balanced throttling cut-off emptying valve comprises a valve body 1, wherein the inner wall of the valve body 1 is fixedly connected with a valve sleeve 2, an orifice 3 is formed in the outer surface of the valve sleeve 2, the inner wall of the valve sleeve 2 is fixedly connected with a filter screen 4, the upper surface of the filter screen 4 is fixedly connected with a sealing bottom sleeve 5, the inner wall of the valve sleeve 2 is movably connected with a valve clack 6, and the lower surface of the valve clack 6 is fixedly connected with a sealing bottom plate 7.
When the valve is specifically used, through the arrangement of the valve body 1, the valve sleeve 2, the orifices 3, the filter screen 4, the sealing bottom sleeve 5, the valve clack 6, the sealing bottom plate 7, the sealing ring 8, the first decompression groove 9 and the second decompression groove 10, the valve sleeve 2 is fixed on the inner wall of the valve body 1, the valve sleeve 2 is provided with a plurality of orifices 3, the filter screen 4 is fixed on the bottom of the inner wall of the valve sleeve 2, the sealing bottom sleeve 5 is fixed on the filter screen 4 and matched with the sealing bottom plate 7 at the bottom of the valve clack 6, the filter screen 4 is completely closed, the sealing ring 8 is also fixed on the valve clack 6, the tightness of the valve clack 6 is enhanced, the opening moment of the valve clack 6 can be reduced, when the valve is used, the valve is firstly installed through the inlet flange 19 and the outlet flange 20, the valve can be put into use after the installation is completed, the valve handle 15 is held by a hand, the valve rod 13 is rotated by holding the hand when the valve is opened, the valve rod 13 moves in the threaded sleeve 12 of the valve cover 11, the valve clack 6 moves upwards, the sealing bottom disc 7 and the sealing bottom sleeve 5 are separated, meanwhile, the space between the throttle hole 3 and the filter screen 4 is communicated, media flow in from the inlet channel 17 and are filtered by the filter screen 4, after passing through the throttle hole 3 and flowing out from the outlet channel 18, when the valve is closed, the hand wheel 15 is reversely rotated, so that impurities in the media can be filtered by the filter screen 4, the impurities can be left in a cavity below the filter screen 4, after the valve is used for a long time, the base 21 can be removed to clean the interior of the valve body 1, the smoothness of the valve is ensured, impurities in the media can be blocked in the inlet channel 17, the phenomenon that the impurities are stuck on the valve clack 6 is avoided, the phenomenon that the throttle hole 3 is blocked by the impurities is prevented, and the smoothness of the valve is ensured.
In this embodiment, the inner wall of the outer surface of the valve clack 6 is fixedly connected with a sealing ring 8, and the valve clack 6 is provided with a second decompression groove 10 and a first decompression groove 9 from top to bottom in sequence.
When the valve is particularly used, the sealing effect of the valve clack 6 is improved through the arrangement of the sealing ring 8.
In this embodiment, the top end of the valve body 1 is fixedly connected with a valve cover 11, and the inner wall of the valve cover 11 is fixedly connected with a threaded sleeve 12.
In specific use, the valve rod 13 is mounted by the arrangement of the threaded sleeve 12.
In the embodiment, the inner wall of the threaded sleeve 12 is in threaded connection with a valve rod 13, and the upper surface of the valve clack 6 is fixedly connected with a pressing block 14.
When the valve is particularly used, the valve clack 6 is convenient to lift and fall through the arrangement of the valve rod 13.
In this embodiment, the outer surface of the top end of the valve rod 13 is fixedly connected with a hand wheel 15, and the upper surface of the valve cover 11 is fixedly connected with a top plate 16.
In specific use, the valve rod 13 is conveniently rotated by the arrangement of the hand wheel 15.
In this embodiment, one side of the valve body 1 is provided with an inlet channel 17 and the other side of the valve body 1 is provided with an outlet channel 18.
In particular use, the direction of flow of the medium is fixed by the arrangement of the inlet channel 17 and the outlet channel 18.
In this embodiment, an inlet flange 19 is fixedly connected to the outer surface of one side of the valve body 1, and an outlet flange 20 is fixedly connected to the outer surface of the other side of the valve body 1.
In particular use, the valve is installed by the arrangement of the inlet flange 19 and the outlet flange 20.
In this embodiment, the inner wall of the bottom end of the valve body 1 is fixedly connected with a base 21.
In specific use, the inside of the valve body 1 can be cleaned through the arrangement of the base 21.
Working principle: when the valve is used, the valve is installed through the inlet flange 19 and the outlet flange 20, the valve can be put into use after the installation is completed, when the valve is opened, the hand wheel 15 is held by hand to rotate the valve rod 13, so that the valve rod 13 moves in the threaded sleeve 12 of the valve cover 11, the valve clack 6 moves upwards, the sealing chassis 7 and the sealing bottom sleeve 5 are separated, meanwhile, the space between the throttle hole 3 and the filter screen 4 is communicated, a medium flows in from the inlet channel 17 and is filtered by the filter screen 4, passes through the throttle hole 3 and then flows out from the outlet channel 18, and when the valve is closed, the hand wheel 15 is reversely rotated.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a balanced throttle stop blow-down valve, includes valve body (1), its characterized in that: the valve is characterized in that a valve sleeve (2) is fixedly connected to the inner wall of the valve body (1), an orifice (3) is formed in the outer surface of the valve sleeve (2), a filter screen (4) is fixedly connected to the inner wall of the valve sleeve (2), a sealing bottom sleeve (5) is fixedly connected to the upper surface of the filter screen (4), a valve clack (6) is movably connected to the inner wall of the valve sleeve (2), and a sealing chassis (7) is fixedly connected to the lower surface of the valve clack (6).
2. A balanced throttle shut-off vent valve as claimed in claim 1 wherein: the inner wall fixedly connected with sealing washer (8) of valve clack (6) surface, valve clack (6) are from last second decompression groove (10) and first decompression groove (9) of having seted up in proper order down.
3. A balanced throttle shut-off vent valve as claimed in claim 2 wherein: the top of valve body (1) fixedly connected with valve gap (11), the inner wall fixedly connected with thread bush (12) of valve gap (11).
4. A balanced throttle shut-off vent valve as claimed in claim 3 wherein: the inner wall threaded connection of thread bush (12) has valve rod (13), the upper surface fixedly connected with briquetting (14) of valve clack (6).
5. The balanced throttling cut-off vent valve of claim 4, wherein: the outer surface of valve rod (13) top fixedly connected with hand wheel (15), the upper surface fixedly connected with roof (16) of valve gap (11).
6. A balanced throttle shut-off vent valve as claimed in claim 1 wherein: an inlet channel (17) is arranged on one side of the valve body (1), and an outlet channel (18) is arranged on the other side of the valve body (1).
7. A balanced throttle shut-off vent valve as claimed in claim 1 wherein: an inlet flange (19) is fixedly connected to the outer surface of one side of the valve body (1), and an outlet flange (20) is fixedly connected to the outer surface of the other side of the valve body (1).
8. A balanced throttle shut-off vent valve as claimed in claim 1 wherein: the inner wall of the bottom end of the valve body (1) is fixedly connected with a base (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320014059.0U CN218954197U (en) | 2023-01-04 | 2023-01-04 | Balanced throttling cut-off emptying valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320014059.0U CN218954197U (en) | 2023-01-04 | 2023-01-04 | Balanced throttling cut-off emptying valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218954197U true CN218954197U (en) | 2023-05-02 |
Family
ID=86108326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320014059.0U Active CN218954197U (en) | 2023-01-04 | 2023-01-04 | Balanced throttling cut-off emptying valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218954197U (en) |
-
2023
- 2023-01-04 CN CN202320014059.0U patent/CN218954197U/en active Active
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