CN219242720U - Magnetic control check valve with novel sealing structure - Google Patents
Magnetic control check valve with novel sealing structure Download PDFInfo
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- CN219242720U CN219242720U CN202320363262.9U CN202320363262U CN219242720U CN 219242720 U CN219242720 U CN 219242720U CN 202320363262 U CN202320363262 U CN 202320363262U CN 219242720 U CN219242720 U CN 219242720U
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Abstract
A magnetic control one-way valve with a novel sealing structure comprises a mounting shell and a filter element unit. The filter element unit comprises a support frame, a valve core and a sealing piece. The valve core comprises a valve core main body, a through hole, a filter screen and a magnet. The sealing plate comprises a sealing plate main body, a groove arranged on one side of the sealing plate main body, and a protrusion arranged on one side of the sealing plate main body, which is opposite to the groove. The seal body, the groove, and the central axis of the protrusion are coincident. The diameter of the sealing piece main body is equal to that of the valve core main body, and the diameter of the groove is equal to that of the through hole. When the sealing sheet is arranged on one side of the valve core, the central axis of the sealing sheet coincides with the central axis of the valve core, and one side of the sealing sheet, which is provided with the groove, faces the valve core so that fluid flows to the groove. The magnetic control one-way valve with the novel sealing structure is reasonable in structure, prevents the sealing piece from deforming, improves the impact force and bearing capacity of the sealing piece, and reduces the leakage rate of the one-way valve.
Description
Technical Field
The utility model belongs to the technical field of check valves, and particularly relates to a magnetic control check valve with a novel sealing structure.
Background
The one-way valve is commonly called as a one-way valve, wherein fluid can only flow along the water inlet, but the medium at the water outlet cannot flow back. One-way valves are also known as check valves or non-return valves. For preventing reverse flow of oil in hydraulic systems, or of compressed air in pneumatic systems
The structure of the magnetic control check valve produced in China at present mainly comprises a valve body, a fixing frame, a valve seat, a sealing sheet, a magnet valve core and the like which are arranged in the valve body, wherein the sealing sheet is directly of a smooth flat plate structure, in the use process, the sealing sheet is easily influenced by impact force, the impact force is directly transmitted to the whole sealing sheet, and the sealing sheet is deformed, so that the check valve has high leakage rate and even cannot be started and other accidents.
Disclosure of Invention
In view of the above, the present utility model provides a magnetic control check valve with a novel sealing structure, which prevents the deformation of the sealing sheet, so as to meet the industrial requirements.
A magnetic control one-way valve with a novel sealing structure comprises a mounting shell and a filter element unit arranged in the mounting shell. The filter element unit comprises a supporting frame accommodated in the installation shell, a valve core arranged on the supporting frame and a sealing piece arranged between the supporting frame and the valve core. The valve core comprises a valve core main body, a through hole arranged in the axial direction of the valve core main body, a filter screen arranged at one end of the valve core main body and a magnet arranged in the through hole. The sealing plate comprises a sealing plate main body, a groove arranged on one side of the sealing plate main body, and a protrusion arranged on one side of the sealing plate main body, which is opposite to the groove. The seal body, the groove, and the central axis of the protrusion are coincident. The diameter of the sealing piece main body is equal to that of the valve core main body, and the diameter of the groove is equal to that of the through hole. When the sealing sheet is arranged on one side of the valve core, the central axis of the sealing sheet coincides with the central axis of the valve core, and one side of the sealing sheet, which is provided with the groove, faces the valve core so that fluid flows to the groove.
Further, the support frame comprises a support frame main body and a plurality of limit posts arranged at one end of the support frame main body, wherein each limit post comprises a limit post main body and limit grooves arranged on the side walls of the limit post main body.
Further, the grooves and the end surfaces of the protrusions are horizontal.
Further, the end surfaces of the groove and the protrusion are arc-shaped.
Further, the edges of the groove and the protrusion are provided with chamfers.
Further, the sealing sheet further comprises two protective layers which are respectively arranged at two sides of the sealing sheet main body.
Compared with the prior art, the magnetic control one-way valve with the novel sealing structure provided by the utility model passes through the sealing piece in the filter element unit. When the sealing sheet is arranged on one side of the valve core, the central axis of the sealing sheet coincides with the central axis of the valve core, one side of the sealing sheet, which is provided with the groove, faces the valve core, so that fluid flows to the groove, and in the use process, force is transmitted to the whole sealing sheet through the groove area of the sealing sheet. And because the sealing sheet is provided with the groove at one side of the sealing sheet main body, the sealing sheet main body is protruded at one side opposite to the groove, so that the two sides of the sealing sheet are stepped, the force on the sealing sheet is dispersed, and the impact force and the bearing capacity of the sealing sheet are improved, so that the deformation of the sealing sheet is prevented. Therefore, the magnetic control check valve with the novel sealing structure is reasonable in structure, deformation of the sealing sheet is prevented, impact force and bearing capacity of the sealing sheet are improved, and leakage rate of the check valve is reduced.
Drawings
Fig. 1 is a schematic cross-sectional structure of a magnetic control check valve with a novel sealing structure.
Fig. 2 is a schematic structural view of a first embodiment of a sealing sheet in the magnetic control check valve with the novel sealing structure in fig. 1.
Fig. 3 is a schematic cross-sectional structure of the sealing sheet in fig. 2.
Fig. 4 is a schematic structural view of a second embodiment of a sealing plate in the magnetic control check valve with the novel sealing structure in fig. 1.
Fig. 5 is a schematic cross-sectional structure of the sealing sheet of fig. 4.
Detailed Description
Specific embodiments of the present utility model are described in further detail below. It should be understood that the description herein of the embodiments of the utility model is not intended to limit the scope of the utility model.
Fig. 1 to 5 are schematic structural views of a magnetic control check valve with a novel sealing structure according to the present utility model. The magnetic control check valve with the novel sealing structure comprises a mounting shell 10 and a filter element unit 20 arranged in the mounting shell 10. The magnetic control check valve with the novel sealing structure also comprises other functional modules, such as assembly components and the like, which are known technologies for those skilled in the art, and will not be described in detail herein.
The mounting housing 10 is used for guiding the flow of the transported matter to the filter element unit 20, and the mounting housing 10 is a prior art and will not be described herein.
The cartridge unit 20 includes a support frame 21 accommodated in the installation housing 10, a valve body 22 provided on the support frame 21, and a sealing piece 23 provided between the support frame and the valve body 22.
The supporting frame 21 includes a supporting frame main body 211, and a plurality of limiting columns 212 disposed at one end of the supporting frame main body 211. Each of the stopper posts 212 includes a stopper post body 2121 and a stopper groove 2122 provided on a side wall of the stopper post body 2121. The supporting frame 21 is used for supporting the sealing piece 23, the limiting columns 212 are used for limiting the position of the sealing piece 23, the sealing piece 23 is accommodated in the limiting groove 2122, limiting the position of the sealing piece 23, and guiding the sealing piece 23 to slide on the supporting frame 21.
The valve core 22 includes a valve core body 221, a through hole 222 provided in an axial direction of the valve core body 21, a filter screen 223 provided at one end of the valve core body 221, and a magnet 224 provided in the through hole 222.
The valve body 221 is disposed at one end of the supporting frame 21, the through hole 222 is disposed in an axial direction of the valve body 221, the through hole 222 communicates two ends of the valve body 221, and the valve body 221 and the through hole 222 are all of a prior art and are not described herein.
The filter screen 223 is used for filtering impurities, so as to prevent the impurities from flowing to one side of the sealing piece 23 and affecting the tightness of the sealing piece 23, and the filter screen 223 is a prior art and is not described in detail herein.
The magnet 224 is used for adsorbing the sealing piece 23, and limiting the sealing piece 23 at one end of the valve core main body 221 so as to close one end of the valve core 22, and the magnet 224 is a prior art and will not be described herein.
The sealing plate 23 includes a sealing plate body 231, a groove 232 disposed on one side of the sealing plate body 231, a protrusion 233 disposed on one side of the sealing plate body 231 facing away from the groove 232, and two protective layers 234 disposed on both sides of the sealing plate body 231.
The central axes of the sealing plate body 231, the groove 232, and the protrusion 233 are coincident, it is conceivable that the two sides of the sealing plate 23 are stepped, the diameter of the sealing plate body 231 is equal to the diameter of the valve core body 221, the diameter of the groove 232 is equal to the diameter of the through hole 222, that is, the sealing plate 23 may be completely attached to one end of the valve core 22, and the groove 232 is completely coincident with the through hole 222. And the edges of the groove 232 and the protrusion 233 are chamfered.
The protective layer 234 is used for improving the strength of the sealing plate main body 231 and protecting the two sides of the sealing plate main body 231, and the protective layer 234 can be arranged on the two sides of the sealing plate main body 231 according to actual production requirements.
When the sealing piece 23 is disposed on the side of the valve core 22, the central axis of the sealing piece 23 coincides with the central axis of the valve core 22, and the side of the sealing piece 23 where the groove 232 is disposed faces the valve core 22, so that the fluid flows to the groove 232. The protrusion 233 is overlapped with the groove 232, the area of the sealing piece 23, excluding the protrusion 233 and the groove 232, is a bearing area, the area of the sealing piece 23, excluding the protrusion 233 and the groove 232, is a sealing area, the bearing area is used for bearing impact force, and the sealing area is used for sealing the end head of the valve core 22. The sealing piece 23 is arranged on the side wall of one side of the groove 232, the sealing piece 23 is provided with a sealing surface except for the groove 232 area, in the use process, the sealing surface is abutted against the valve core 22, the groove 232 corresponds to the through hole 222 of the valve core 22, so that fluid is transmitted into the groove 232, and force is transmitted to the whole sealing piece 23 through the groove 232 area of the sealing piece 23, as the sealing piece 23 is provided with the groove 232 on one side of the sealing piece main body 231, the two sides of the sealing piece main body 231 are in a stepped structure on the side facing away from the groove 232, the whole stress area of the sealing piece 23 is increased, and the force on the sealing piece 23 cannot be directly transmitted to the sealing piece main body 231 except for the groove 232 area, so that the force on the sealing piece 23 is dispersed, and the impact force born at the moment of opening the valve core 22 or the bearing force born by the closing of the valve core 22 is improved, and the deformation of the sealing piece 23 is prevented. The bearing capacity of the sealing sheet 23 is doubled compared with that of a flat sealing sheet in the prior art.
The sealing plate 23 includes two embodiments, as shown in fig. 2, which is a schematic structural diagram of a first embodiment of the sealing plate, and the end surfaces of the groove 232 and the protrusion 233 are all horizontal.
As shown in fig. 3, which is a schematic structural diagram of the second embodiment of the sealing plate, the protective layers 234 are disposed on two sides of the sealing plate main body 231, and the end surfaces of the groove 232 and the protrusion 233 are all in arc shape, so as to increase the contact area of the groove 232 and the protrusion 233, and disperse the force on the sealing plate 23.
Compared with the prior art, the magnetic control one-way valve with the novel sealing structure provided by the utility model passes through the sealing piece 23 in the filter element unit 20. When the sealing piece 23 is arranged on one side of the valve core 22, the central axis of the sealing piece 23 coincides with the central axis of the valve core 22, one side of the sealing piece 23, where the groove 232 is arranged, faces the valve core 22, so that fluid flows to the groove 232, and force is transmitted to the whole sealing piece 23 through the groove 232 area of the sealing piece 23 in use. And, since the sealing plate 23 is provided with the groove 232 at one side of the sealing plate body 231, and the protrusion 233 at one side of the sealing plate body 231 facing away from the groove 232 makes both sides of the sealing plate 23 step-shaped, so as to disperse the force on the sealing plate 23, and improve the impact force and bearing capacity of the sealing plate 23, so as to prevent the sealing plate from deforming. Therefore, the magnetic control check valve with the novel sealing structure is reasonable in structure, the impact force and the bearing capacity of the sealing sheet 23 are improved, the deformation of the sealing sheet is prevented, and the leakage rate of the check valve is reduced.
The above is only a preferred embodiment of the present utility model and is not intended to limit the scope of the present utility model, and any modifications, equivalent substitutions or improvements within the spirit of the present utility model are intended to be covered by the claims of the present utility model.
Claims (6)
1. The utility model provides a magnetic control check valve with novel seal structure which characterized in that: the utility model provides a magnetic control check valve with novel seal structure includes an installation shell, and a setting is in filter core unit in the installation shell, filter core unit includes a holding frame of holding in the installation shell, a setting is in the case on the holding frame, and a setting is in the holding frame with sealing fin between the case, the case includes a case main part, a setting is in the axial through-hole of case main part, a setting is in the filter screen of case main part one end, and a setting is in magnet in the through-hole, the sealing fin includes a sealing fin main part, a setting is in the recess of sealing fin main part one side, and a setting is in the sealing fin main part is dorsad protruding of recess one side, the sealing fin main part the recess, and protruding center pin coincidence, the diameter of sealing fin main part equals the diameter of case main part, the diameter of recess equals the diameter of through-hole, when the sealing fin set up in case one side the center pin coincidence with the center pin of case main part one side, the sealing fin sets up towards sealing fin one side towards the case recess makes fluid flow direction.
2. The magnetically controlled check valve with novel sealing structure as claimed in claim 1, wherein: the support frame includes a support frame main part and a plurality of setting are in spacing post of support frame main part one end, every spacing post includes a spacing post main part, and sets up spacing recess on the spacing post main part lateral wall.
3. The magnetically controlled check valve with novel sealing structure as claimed in claim 1, wherein: the grooves and the end faces of the protrusions are horizontal.
4. The magnetically controlled check valve with novel sealing structure as claimed in claim 1, wherein: the end surfaces of the groove and the bulge are arc-shaped.
5. The magnetically controlled check valve with novel sealing structure as claimed in claim 1, wherein: the edges of the groove and the bulge are provided with chamfers.
6. The magnetically controlled check valve with novel sealing structure as claimed in claim 1, wherein: the sealing piece also comprises two protective layers which are respectively arranged at two sides of the sealing piece main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320363262.9U CN219242720U (en) | 2023-02-24 | 2023-02-24 | Magnetic control check valve with novel sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320363262.9U CN219242720U (en) | 2023-02-24 | 2023-02-24 | Magnetic control check valve with novel sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219242720U true CN219242720U (en) | 2023-06-23 |
Family
ID=86811005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320363262.9U Active CN219242720U (en) | 2023-02-24 | 2023-02-24 | Magnetic control check valve with novel sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219242720U (en) |
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2023
- 2023-02-24 CN CN202320363262.9U patent/CN219242720U/en active Active
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