CN219673344U - Valve with high-efficient sealing connection structure - Google Patents
Valve with high-efficient sealing connection structure Download PDFInfo
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- CN219673344U CN219673344U CN202321132750.5U CN202321132750U CN219673344U CN 219673344 U CN219673344 U CN 219673344U CN 202321132750 U CN202321132750 U CN 202321132750U CN 219673344 U CN219673344 U CN 219673344U
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- sealing
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- 238000007789 sealing Methods 0.000 title claims abstract description 78
- 239000012530 fluid Substances 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 7
- 230000000670 limiting effect Effects 0.000 claims description 6
- 238000010273 cold forging Methods 0.000 claims description 5
- 229910052755 nonmetal Inorganic materials 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Valve Housings (AREA)
Abstract
The utility model belongs to the technical field of valves, and discloses a valve with a high-efficiency sealing connection structure, which comprises a valve body, a flashboard, a valve cover and a valve rod, wherein a cavity from top to bottom is formed in the valve body, and the flashboard is arranged in the cavity; the valve cover is arranged on the valve body and used for opening and closing the cavity; the valve body is provided with an inlet and an outlet, and the inlet, the cavity and the outlet are sequentially communicated to form a fluid channel for passing a medium; one end of the valve rod penetrates through the valve cover to extend into the cavity and is connected with the flashboard, and the other end of the valve rod is positioned outside the cavity and is used for driving the flashboard to move so as to open and close the fluid channel; the inlet and the outlet are internally provided with special-shaped cavities, special-shaped sealing gaskets are arranged in the special-shaped cavities, sealing waterline can be formed between the special-shaped cavities and the special-shaped sealing gaskets, connecting pipelines are respectively arranged and fixed in the inlet and the outlet, and the mounting end parts can be abutted with the corresponding special-shaped sealing gaskets to realize sealing. The utility model can realize the efficient connection and reliable sealing of the valve and the pipeline.
Description
Technical Field
The utility model belongs to the technical field of valves, and particularly relates to a valve with an efficient sealing connection structure.
Background
The valve for controlling the medium circulation and cutoff of the pipeline is one of the most widely used valves in various fluid conveying engineering, but because the valve is connected with the pipeline only by virtue of threads, if the threads fail in the long-term use process, the valve and the pipeline are unthreaded, the leakage of the medium can be caused, the economic loss is caused, and the problem of poor efficiency of installing and detaching the valve is also caused when the valve is installed in a threaded fastening mode. The valve body and connecting pipeline's connection still adopts raw material area or twine multiturn to seal in current valve, but at the connection in-process, raw material area or twine the many turns of twine can influence the connecting moment between connecting pipeline and the valve body installation end, and then influence valve screw thread department intensity, the winding turns is too little then can not play sealed effect, thereby lead to leaking, moreover this kind of connected mode installation effectiveness is comparatively low, repair and tear down very troublesome, raw material area or twine winding mode can lead to the fracture under the long-time stress release condition, cause the external leakage risk.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide a valve with an efficient sealing connection structure, which mainly solves the problems that the installation efficiency of the connection mode of the existing valve and a pipeline is poor and the sealing performance of the connection structure is poor.
In order to achieve the above purpose, the utility model provides a valve with an efficient sealing connection structure, which comprises a valve body, a flashboard, a valve cover and a valve rod, wherein a cavity from top to bottom is formed in the valve body, and the flashboard is arranged in the cavity; the valve cover is arranged on the valve body and used for opening and closing the cavity; the valve body is provided with an inlet and an outlet, and the inlet, the cavity and the outlet are sequentially communicated to form a fluid channel for passing a medium; one end of the valve rod penetrates through the valve cover to extend into the cavity and is connected with the flashboard, and the other end of the valve rod is positioned outside the cavity and is used for driving the flashboard to move so as to open and close the fluid channel; the inlet and the outlet are internally provided with special-shaped cavities, special-shaped sealing gaskets are arranged in the special-shaped cavities, sealing waterline can be formed between the special-shaped cavities and the special-shaped sealing gaskets, connecting pipelines are respectively arranged and fixed in the inlet and the outlet, and the mounting end parts can be abutted with the corresponding special-shaped sealing gaskets to realize sealing.
Further, an annular groove is formed in one face, close to the flashboard, of the special-shaped sealing gasket, a first annular protrusion is arranged on the end face, close to the flashboard, of the special-shaped cavity, and the first annular protrusion is matched with the annular groove to achieve sealing.
Further, the first annular protrusion and the special-shaped sealing gasket are coaxially arranged.
Furthermore, a second annular bulge is arranged on one surface of the special-shaped sealing gasket, which is abutted against the installation end part of the connecting pipeline, and the installation end part can extrude the second annular bulge to realize sealing.
Still further, the annular groove and the second annular projection are coaxially disposed.
Furthermore, nonmetallic embedded parts are embedded in the outer ends of the inlet and the outlet, which are far away from the flashboard, and are used for limiting the connecting pipeline.
Furthermore, the outer ends of the inlet and the outlet are respectively provided with a mounting groove, one part of the nonmetallic embedded part is embedded into the mounting groove, and the other part of the nonmetallic embedded part protrudes out of the mounting groove to be in contact with the connecting pipeline.
Furthermore, the nonmetallic embedded part is annular, and when the connecting pipeline is installed in the inlet and the outlet, the outer wall of the connecting pipeline can be closely attached to the inner wall of the corresponding nonmetallic embedded part.
Furthermore, the nonmetallic inserts are respectively arranged in the end parts of the inlet and the outlet, which are far away from the flashboard, by adopting a cold forging riveting process.
Further, an external thread is arranged on the connecting pipeline, internal threads are arranged in the inlet and the outlet, and the external thread and the internal thread are matched to enable the connecting pipeline to be installed in the inlet and the outlet.
Compared with the prior art, the technical scheme of the utility model mainly has the following advantages:
1. in the valve provided by the utility model, the special-shaped cavities are arranged in the inlet and the outlet, the special-shaped sealing gaskets with matched shapes are arranged in the special-shaped cavities, when water exists in the valve, sealing waterline can be formed between the special-shaped cavities and the special-shaped sealing gaskets, and after the connecting pipelines are respectively arranged and fixed in the inlet and the outlet, the mounting ends of the pipelines can be respectively tightly abutted with the corresponding special-shaped sealing gaskets to realize sealing, so that the overall sealing reliability of the valve is improved; meanwhile, the special-shaped cavity limits the special-shaped sealing gasket in the special-shaped cavity, so that the special-shaped sealing gasket can be prevented from falling off in the process of leaving a factory or installing.
2. In the valve provided by the utility model, the annular groove on the special-shaped sealing gasket and the second annular protrusion on the opposite surface are coaxially arranged, and the diameters of the annular groove and the second annular protrusion are the same, so that the structural strength of the special-shaped sealing gasket can be ensured, and the sealing reliability between the special-shaped sealing gasket and the valve body and the connecting pipeline is further ensured.
3. In the valve provided by the utility model, the inner sides of the outer ends of the inlet and the outlet are embedded with the non-metal embedded parts which are used for fixing the connecting pipelines penetrating into the inlet and the outlet and preventing the connecting pipelines from loosening under the action of external force, the non-metal embedded parts can be embedded into the mounting grooves formed in advance at the inlet and the opening, and part of the non-metal embedded parts protrude out of the mounting grooves to ensure that the non-metal embedded parts can be contacted with the connecting pipelines to play a fixing role, and the non-metal embedded parts can also be directly formed in the outer ends of the inlet and the outlet by adopting a cold forging riveting process, so that the non-metal embedded parts have better stabilizing effect on the connecting pipelines.
Drawings
FIG. 1 is a schematic illustration of a valve structure with an efficient sealing connection according to the present utility model;
FIG. 2 is a schematic view of the valve body structure of the valve of the present utility model;
fig. 3 is a schematic view of the structure of the shaped gasket of the present utility model.
In the figure: the valve comprises a valve body, a non-metal insert, a mounting groove, a gate plate, a first annular protrusion, a valve cover, a valve rod, a valve inlet, a valve outlet, a special-shaped gasket, a sealing gasket, a groove and a second annular protrusion.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the valve with the high-efficiency sealing connection structure provided in the embodiment of the utility model comprises a valve body 1, a flashboard 2, a valve cover 3 and a valve rod 4, wherein a cavity from top to bottom is formed in the valve body 1, and the flashboard 2 is arranged in the cavity; the valve cover 3 is arranged on the valve body 1 and is used for opening and closing the cavity; an inlet 5 and an outlet 6 are arranged on the valve body 1, and the inlet 5, the cavity and the outlet 6 are sequentially communicated to form a fluid channel for passing a medium; one end of the valve rod 4 penetrates through the valve cover 3 to extend into the cavity and is connected with the flashboard 2, and the other end of the valve rod is positioned outside the cavity and is used for driving the flashboard 2 to move so as to open and close the fluid channel; the inlet 5 and the outlet 6 are internally provided with special-shaped cavities, special-shaped sealing gaskets 7 are arranged in the special-shaped cavities, sealing waterlines can be formed between the special-shaped cavities and the special-shaped sealing gaskets 7, connecting pipelines are respectively arranged and fixed in the inlet 5 and the outlet 6, and the mounting end parts can be abutted with the corresponding special-shaped sealing gaskets 7 to realize sealing;
specifically, one end of the valve rod 4 outside the cavity is connected with a handle, external force is applied to the handle to enable the handle to rotate, and the handle can drive the flashboard 2 to rotate, so that the fluid channel is respectively communicated with or disconnected from the inlet 5 and the outlet 6.
In the preferred embodiment, an annular groove 71 is formed in one surface of the special-shaped sealing gasket 7, which is close to the flashboard 2, and a first annular protrusion 21 is formed in the end surface of the special-shaped cavity, which is close to the flashboard 2, and the first annular protrusion 21 is matched with the annular groove 71 to realize sealing; specifically, the protruding surface of the annular protrusion 21 is arc-shaped, the inner bottom surface of the annular groove 71 is arc-shaped, and the arc shapes of the annular protrusion 21 and the annular groove 71 are the same, so that the annular protrusion 21 and the annular groove 71 can be tightly attached to form a sealing waterline after being assembled, and when a connecting pipeline is installed in, the end part of the connecting pipeline is used for extruding and compressing the special-shaped sealing gasket 7, so that the sealing effective area is increased, and a more reliable sealing effect is realized.
In a preferred embodiment, the first annular projection 21 is arranged coaxially with the profiled sealing washer 7, ensuring an efficient installation of the profiled washer 7.
In the preferred embodiment, the surface of the special-shaped sealing gasket 7, which is abutted against the installation end part of the connecting pipeline, is provided with a second annular protrusion 72, and the installation end part can press the second annular protrusion 72, so that the effective sealing area formed between the two is larger, and the sealing reliability is further improved.
In a preferred embodiment, the annular groove 71 and the second annular projection 72 are coaxially arranged to ensure the structural strength of the profiled sealing gasket 7.
In the preferred embodiment, the non-metal inserts 11 are embedded in the outer ends of the inlet 5 and the outlet 6 far from the flashboard 2, and are used for limiting the connecting pipeline, and the conventional threaded connection can enable the connecting pipeline to be easy to loose under the influence of external variables (such as temperature, pressure and the like) between the connecting pipeline and the inner walls of the inlet and the outlet, so that the non-metal inserts are added to the outer ends of the inlet and the outlet for fixing and limiting, and the connecting pipeline can be ensured not to loose after being installed.
In the preferred embodiment, the outer ends of the inlet 5 and the outlet 6 are respectively provided with a mounting groove 12, one part of the nonmetallic embedded part 11 is embedded into the mounting groove 12, the other part of the nonmetallic embedded part protrudes out of the mounting groove 12 to be in contact with the connecting pipeline, and the protruding part is tightly attached with the connecting pipeline to limit the connecting pipeline.
In the preferred embodiment, the nonmetallic embedded part 11 is annular, and when the connecting pipeline is installed into the inlet 5 and the outlet 6, the outer wall of the connecting pipeline can be tightly attached to the inner wall of the corresponding nonmetallic embedded part 11, so that the connecting pipeline is tightly wrapped to achieve a limiting effect and a certain sealing function; specifically, the nonmetallic insert 11 may be a rubber annular gasket or the like.
In the preferred embodiment, the nonmetallic inserts 11 are respectively disposed in the ends of the inlet and the outlet far away from the gate plate 2 by adopting a cold forging and riveting process, and the cold forging and riveting process can enable the valve material to be plastically deformed, so that the nonmetallic inserts 11 are tightly embedded into the inner walls of the outer ends of the inlet 5 and the outlet 6, the disconnection is avoided, and the connecting effect of the nonmetallic inserts 11 and the valve body 1 is improved.
In the preferred embodiment, the connecting pipe is provided with external threads, the inlet 5 and the outlet 6 are internally provided with internal threads, and the external threads and the internal threads are matched to enable the connecting pipe to be installed in the inlet 5 and the outlet 6, so that the connecting pipe can be rotatably installed in the inlet 5 and the outlet 6, and stable connection between the valve body 1 and the connecting pipe is realized.
According to the valve with the high-efficiency sealing connection structure, after the valve body is connected with the connecting pipeline, the sealing performance of the valve is higher than that of a conventional valve, and the sealing service life of the valve is longer; in addition, the method for dismounting the valve and the connecting pipeline is simpler, involves fewer parts, and has higher dismounting efficiency.
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, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
1. The valve with the high-efficiency sealing connection structure is characterized by comprising a valve body (1), a flashboard (2), a valve cover (3) and a valve rod (4), wherein a cavity from top to bottom is formed in the valve body (1), and the flashboard (2) is arranged in the cavity; the valve cover (3) is arranged on the valve body (1) and is used for opening and closing the cavity; an inlet (5) and an outlet (6) are arranged on the valve body (1), and the inlet (5), the cavity and the outlet (6) are sequentially communicated to form a fluid channel for a medium to pass through; one end of the valve rod (4) penetrates through the valve cover (3) to extend into the cavity and is connected with the flashboard (2), and the other end of the valve rod is positioned outside the cavity and is used for driving the flashboard (2) to move so as to open and close the fluid channel; the inlet (5) and the outlet (6) are internally provided with special-shaped cavities, special-shaped sealing gaskets (7) are arranged in the special-shaped cavities, sealing waterlines can be formed between the special-shaped cavities and the special-shaped sealing gaskets, connecting pipelines are respectively arranged and fixed in the inlet (5) and the outlet (6), and the mounting end parts of the connecting pipelines can be abutted against the corresponding special-shaped sealing gaskets (7) to realize sealing.
2. The valve with the efficient sealing connection structure according to claim 1, wherein an annular groove (71) is formed in one surface, close to the gate plate (2), of the special-shaped sealing gasket (7), a first annular protrusion (21) is formed in the end surface, close to the gate plate (2), of the special-shaped cavity, and the first annular protrusion (21) is matched with the annular groove (71) to achieve sealing.
3. A valve with a high-efficiency sealing connection according to claim 2, characterized in that the first annular projection (21) is arranged coaxially with the profiled sealing gasket (7).
4. A valve with a high-efficiency sealing connection structure according to claim 2, characterized in that the surface of the special-shaped sealing gasket (7) abutting against the installation end of the connecting pipe is provided with a second annular bulge (72), and the installation end can press the second annular bulge (72) to realize sealing.
5. A valve with a high efficiency sealing connection according to claim 4, characterized in that said annular recess (71) and said second annular projection (72) are coaxially arranged.
6. A valve with a high-efficiency sealing connection according to claim 1, characterized in that the outer ends of the inlet (5) and the outlet (6) remote from the shutter (2) are each embedded with a non-metallic insert (11) for limiting the connection duct.
7. A valve with a high efficiency sealing connection according to claim 6, characterized in that the inlet (5) and the outlet (6) are provided with mounting grooves (12) in their outer ends, and that the non-metallic insert (11) is partly embedded in the mounting groove (12) and partly protrudes out of the mounting groove (12) to be in contact with the connecting pipe.
8. A valve with a high-efficiency sealing connection according to claim 6, characterized in that the non-metallic insert (11) is ring-shaped and that the outer wall of the connecting pipe is able to closely fit the inner wall of the corresponding non-metallic insert (11) when the connecting pipe is fitted into the inlet (5) and the outlet (6).
9. A valve with an efficient sealing connection according to claim 6, characterized in that the nonmetallic inserts are provided in the ends of the inlet and outlet, respectively, remote from the shutter (2), using a cold forging riveting process.
10. A valve with a high-efficiency sealing connection structure according to claim 1, characterized in that the connection pipe is provided with external threads, the inlet (5) and the outlet (6) are provided with internal threads, and the external threads and the internal threads cooperate to enable the connection pipe to be mounted in the inlet (5) and the outlet (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321132750.5U CN219673344U (en) | 2023-05-11 | 2023-05-11 | Valve with high-efficient sealing connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321132750.5U CN219673344U (en) | 2023-05-11 | 2023-05-11 | Valve with high-efficient sealing connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219673344U true CN219673344U (en) | 2023-09-12 |
Family
ID=87922825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321132750.5U Active CN219673344U (en) | 2023-05-11 | 2023-05-11 | Valve with high-efficient sealing connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219673344U (en) |
-
2023
- 2023-05-11 CN CN202321132750.5U patent/CN219673344U/en active Active
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