CN115046047B - Valve cover with pressure sealing pressing plate seat - Google Patents
Valve cover with pressure sealing pressing plate seat Download PDFInfo
- Publication number
- CN115046047B CN115046047B CN202210746570.XA CN202210746570A CN115046047B CN 115046047 B CN115046047 B CN 115046047B CN 202210746570 A CN202210746570 A CN 202210746570A CN 115046047 B CN115046047 B CN 115046047B
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- Prior art keywords
- ring
- lubricating
- plate seat
- pressure pipe
- self
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- 238000007789 sealing Methods 0.000 title claims abstract description 29
- 238000003825 pressing Methods 0.000 title claims abstract description 17
- 230000001050 lubricating effect Effects 0.000 claims description 39
- 239000004519 grease Substances 0.000 claims description 17
- 238000005096 rolling process Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/08—Guiding yokes for spindles; Means for closing housings; Dust caps, e.g. for tyre valves
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipe Accessories (AREA)
- Sealing Devices (AREA)
Abstract
The invention discloses a valve cover with a pressure sealing pressing plate seat, which comprises: valve gap, clamp plate seat, pressure tube and screw subassembly. When assembling the water valve, add the pressure pipe between clamp plate seat and valve gap, the outside at the valve rod is established to the pressure pipe cover, and the top and the bottom butt of clamp plate seat of pressure pipe, the bottom of pressure pipe inserts to the inside of valve gap and extrudees seal assembly through the leveling subassembly, then screw assembly makes the distance between clamp plate seat and the valve gap shorten, and then make the pressure pipe can extrude seal assembly and realize the sealing to the valve rod, the leveling subassembly can constantly assist the pressure pipe to maintain in vertical direction, thereby make the pressure pipe can keep on same central axis with the valve rod, and then make the clamp plate seat also maintain at same central axis with the valve rod, in order to guarantee seal assembly can the even atress of level maintain sealed effect, avoid pressure pipe and clamp plate seat to contact with the valve rod to cause the damage of valve rod simultaneously, and the valve rod send the axle when rotating, the phenomenon that is blocked.
Description
Technical Field
The invention relates to the technical field of water valves, in particular to a valve cover with a pressure sealing pressing plate seat.
Background
At present, common water valves in the market all adopt to fill sealing materials in the inner wall of a valve cover, then realize the sealing effect of a sealing valve rod and the valve cover through the extrusion of a pressing plate seat, but the situation that the pressing plate seat and the valve cover are not on the same central axis often occurs in sealing, which is also the main reason that most water valves leak water from the valve cover after long-time use, and after long-time eccentric stress, the inclination of the sealing materials filled in the interior is gradually increased, so that the valve rod rotates to generate a shaft and is not improved, and the sealing materials can leak water and leak air due to uneven stress after long-time use of the water valve. Accordingly, there is a need for a valve cover with a pressure-tight platen seat that at least partially addresses the problems of the prior art.
Disclosure of Invention
In the summary, a series of concepts in a simplified form are introduced, which will be further described in detail in the detailed description. The summary of the invention is not intended to define the key features and essential features of the claimed subject matter, nor is it intended to be used as an aid in determining the scope of the claimed subject matter.
To at least partially solve the above problems, the present invention provides a valve cover with a pressure-tight platen seat, comprising: valve cover, pressing plate seat, pressure pipe and screw assembly; the valve cover is arranged on the valve seat, a sealing component is arranged in the valve cover, the bottom of the pressure pipe is inserted into the valve cover and is abutted to the sealing component through a leveling component, the top of the pressure pipe is abutted to the bottom of the pressure plate seat, the pressure plate seat is connected with the valve cover through the screw component, and the valve rod sequentially penetrates through the valve cover, the pressure pipe and the pressure plate seat.
Preferably, a connecting ring is arranged on the outer side wall of the valve cover, and the screw assembly penetrates through the pressing plate seat to be connected with the connecting ring.
Preferably, the screw assembly includes a screw and a nut, the screw is disposed on the connection ring, and the screw penetrates the platen seat to be connected with the nut.
Preferably, the top of the connecting ring is provided with an annular clamping groove, the bottom of the screw is T-shaped, and the bottom of the screw is clamped with the clamping groove.
Preferably, the top of pressure pipe is provided with the sloping platform, the bottom surface of clamp plate seat is provided with the chute, the tip of pressure pipe pass through the sloping platform with cooperation between the chute with the bottom joint of clamp plate seat.
Preferably, the inner wall of the valve cover is provided with a boss, and the sealing assembly is arranged on the boss.
Preferably, the seal assembly comprises a gasket and a self-lubricating collar; the gasket is arranged on the boss, the self-lubricating ring sleeve is arranged on the gasket, and the self-lubricating ring sleeve is abutted to the bottom of the pressure pipe through the leveling assembly.
Preferably, the self-lubricating ring sleeve is an elastic piece, the inner diameter of the self-lubricating ring sleeve is smaller than the diameter of the valve rod, the outer diameter of the self-lubricating ring sleeve can be extended to be the same as the outer diameter of the gasket, a plurality of lubricating grooves are formed in the surface of the self-lubricating ring sleeve, the lubricating grooves take the center of the self-lubricating ring sleeve as the center of a circle, the diameter of the lubricating grooves is gradually increased to be in a spiral ring shape, the outer side wall of the self-lubricating ring sleeve is wrapped, and lubricating grease is filled in the lubricating grooves.
Preferably, the bottom of the pressure pipe is provided with an annular clamping groove, and the leveling assembly comprises an annular shell and a flattening assembly; the top of ring shell is provided with the block, the block with the draw-in groove suits, the ring shell pass through the block with the cooperation of draw-in groove with the pressure pipe joint, the subassembly setting that flattens is in the ring shell, and the subassembly that flattens with ring shell swing joint, the ring shell pass through the subassembly that flattens with self-lubricating ring cover butt.
Preferably, the flattening assembly comprises a ring plate and a plurality of elastic rollers; the annular plate is arranged at the bottom of the annular shell, the outer wall of the annular plate is in sliding sealing connection with the inner wall of the annular shell, a plurality of placing grooves are formed in the annular plate, the shapes of the placing grooves are matched with those of the elastic rollers, the openings of the placing grooves are smaller than the diameters of the elastic rollers, the elastic rollers are located in the annular shell, rotating shafts of the elastic rollers are arranged along the radial direction of the annular shell, the annular plate is in rolling connection with the annular shell through the elastic rollers, and lubricating grease is filled in the annular shell.
Compared with the prior art, the invention at least comprises the following beneficial effects:
When assembling the water valve, add the pressure pipe between clamp plate seat and valve gap, the outside at the valve rod is established to the pressure pipe cover, and the top of pressure pipe and the bottom butt of clamp plate seat, the bottom of pressure pipe inserts to the inside of valve gap and extrudees seal assembly through the leveling subassembly, then screw assembly makes the distance between clamp plate seat and the valve gap shorten, and then make the pressure pipe can extrude seal assembly and realize the sealing to the valve rod, when the clamp plate seat extrudees the pressure pipe, the leveling subassembly can constantly assist the pressure pipe maintain in vertical direction, thereby make the pressure pipe can keep on same central axis with the valve rod, and then make the clamp plate seat also maintain at same central axis with the valve rod, in order to guarantee that seal assembly can the even atress of level maintains sealed effect, avoid pressure pipe and clamp plate seat to cause the damage of valve rod with the valve rod contact simultaneously, and the phenomenon that the valve rod is sent out the axle, was blocked when rotating.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a cross-sectional view of a valve cover with a pressure-tight platen seat according to the present invention.
Fig. 2 is a schematic structural view of a self-lubricating ring sleeve in a valve cover with a pressure sealing pressing plate seat according to the present invention.
Fig. 3 is a top view of a self-lubricating collar in a valve cover with a pressure-tight platen seat according to the present invention.
FIG. 4 is a schematic view of a self-lubricating ring in a valve cap with a pressure seal platen seat according to the present invention sleeved on a valve stem.
Fig. 5 is a schematic structural view of a leveling assembly in a valve cover with a pressure seal platen seat according to the present invention.
FIG. 6 is an exploded view of a leveling assembly in a valve cover with a pressure-tight platen seat in accordance with the present invention.
In the figure: the valve cover comprises a valve cover body, a connecting ring 11, a boss 12, a pressing plate seat 2, a pressure pipe 3, a screw assembly 4, a leveling assembly 5, a ring shell 51, a clamping table 52, a ring plate 53, an elastic roller 54, a gasket 6, a self-lubricating ring sleeve 7 and a lubricating groove 71.
Detailed Description
The present invention is described in further detail below with reference to the drawings and examples to enable those skilled in the art to practice the invention by referring to the description.
It will be understood that terms, such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-6, the present invention provides a valve cover with a pressure-tight platen seat, comprising: valve cover 1, pressing plate seat 2, pressure tube 3 and screw assembly 4; the valve cover 1 is arranged on a valve seat, a sealing component is arranged in the valve cover 1, the bottom of the pressure pipe 3 is inserted in the valve cover 1 and is abutted to the sealing component through a leveling component 5, the top of the pressure pipe 3 is abutted to the bottom of the pressure plate seat 2, the pressure plate seat 2 is connected with the valve cover 1 through a screw component 4, and a valve rod sequentially penetrates through the valve cover 1, the pressure pipe 3 and the pressure plate seat 2.
The technical scheme has the working principle and beneficial effects that: through the design of above-mentioned structure, when assembling the water valve, increase pressure pipe 3 between clamp plate seat 2 and valve gap 1, the outside at the valve rod is established to pressure pipe 3 cover, and the top of pressure pipe 3 and the bottom butt of clamp plate seat 2, the bottom of pressure pipe 3 inserts to the inside of valve gap 1 and extrudees seal assembly through leveling subassembly 5, then screw assembly 4 makes the distance between clamp plate seat 2 and the valve gap 1 shorten, and then make pressure pipe 3 can extrude seal assembly and realize the sealing to the valve rod, when clamp plate seat 2 extrudees pressure pipe 3, leveling subassembly 5 can constantly assist pressure pipe 3 to maintain in vertical direction, thereby make pressure pipe 3 can keep on same central axis with the valve rod, and then make clamp plate seat 2 also maintain at same central axis with the valve rod, in order to guarantee seal assembly can the even atress of level maintain seal effect, avoid pressure pipe 3 and clamp plate seat 2 to contact with the valve rod to cause the damage of valve rod simultaneously, and the valve rod is sent out, the phenomenon of being blocked when rotating.
In one embodiment, the outer side wall of the valve cover 1 is provided with a connecting ring 11, and the screw assembly 4 penetrates through the pressure plate seat 2 to be connected with the connecting ring 11. The screw assembly 4 includes a screw and a nut, the screw is disposed on the connection ring 11, and the screw is connected with the nut through the platen base 2. The top of the connecting ring 11 is provided with an annular clamping groove, the bottom of the screw is T-shaped, and the bottom of the screw is clamped with the clamping groove. The top of pressure pipe 3 is provided with the sloping platform, the bottom surface of clamp plate seat 2 is provided with the chute, the tip of pressure pipe 3 pass through the sloping platform with cooperation between the chute with the bottom joint of clamp plate seat 2. The inner wall of the valve cover 1 is provided with a boss 12, and the sealing component is arranged on the boss 12. The seal assembly comprises a gasket 6 and a self-lubricating collar 7; the gasket 6 is arranged on the boss 12, the self-lubricating collar 7 is arranged on the gasket 6, and the self-lubricating collar 7 is abutted with the bottom of the pressure tube 3 through the leveling assembly 5.
The technical scheme has the working principle and beneficial effects that: through the design of above-mentioned structure, when installing clamp plate seat 2, install the T type head of screw on go-between 11, annular being provided with the joint groove on the go-between 11, make the screw can slide in the joint inslot, then embolia the valve rod with packing ring 6, and slide into on boss 12, afterwards, set gradually self-lubricating ring cover 7 on the valve rod, leveling component 5 and pressure tube 3, promote leveling component 5 through pressure tube 3 and press self-lubricating ring cover 7 to on packing ring 6, then with clamp plate seat 2 cover on the valve rod, and make the inclined bench card of pressure tube 3 tip go-between in the chute of clamp plate seat 2 bottom, manual screw tightening nut behind the clamp plate seat 2 is passed to the screw, before the nut is screwed up, manual pressing clamp plate seat 2, drive pressure tube 3 moves down, after seal component compresses tightly reality, rotate clamp plate seat 2 with the hand, at this moment clamp plate seat 2 can drive 3 rotation, simultaneously drive leveling component 5 and rotate, leveling component 5 can flatten self-lubricating ring cover 7, thereby make self-lubricating ring cover 7 and the center axis coincidence of valve rod and valve rod 7 have the self-lubricating ring and seal ring 7, thereby can be realized with the valve rod, seal life-time enough and seal ring seal 7 can be realized, seal life-time and seal ring can be increased.
In one embodiment, the self-lubricating ring 7 is an elastic member, the inner diameter of the self-lubricating ring 7 is smaller than the diameter of the valve rod, the outer diameter of the self-lubricating ring 7 can be extended to be the same as the outer diameter of the gasket 6, a plurality of lubricating grooves 71 are formed in the surface of the self-lubricating ring 7, the lubricating grooves 71 take the center of the self-lubricating ring 7 as the center of a circle, the diameter of the lubricating grooves 71 is gradually increased to be in a spiral ring shape and wrapped on the outer side wall of the self-lubricating ring 7, and lubricating grease is filled in the lubricating grooves 71.
The technical scheme has the working principle and beneficial effects that: by the design of the structure, when the self-lubricating ring sleeve 7 is sleeved on the valve rod, the self-lubricating ring sleeve 7 needs to be manually stretched so as to be sleeved on the valve rod, the stretched outer diameter of the self-lubricating ring sleeve 7 is the same as the outer diameter of the gasket 6, because the self-lubricating ring sleeve 7 is an elastic piece, the self-lubricating ring sleeve 7 can realize a tight sealing effect after being sleeved on the valve rod, the self-lubricating ring sleeve 7 needs to be pushed by the pressure pipe 3 to move on the gasket 6, a plurality of lubricating grooves 71 filled with lubricating grease are arranged on the surface of the self-lubricating ring sleeve 7, as shown in fig. 2-4, the lubricating grooves 71 are spiral grooves with the circle center of the self-lubricating ring sleeve 7 as the circle center and the diameter of which is enlarged from inside to outside, and are wound and wrapped on the surface of the self-lubricating ring sleeve 7, when the self-lubricating ring sleeve is pushed downwards along the valve rod, the self-lubricating ring sleeve is elastically wrapped on the valve rod, the self-lubricating ring is turned around by taking the ring shape as a rotation shaft (namely, the surface of the inner diameter is turned from the inside to the outside to the surface of the outer diameter, and the surface of the outer diameter is turned to the surface of the inner diameter, so that the turning effect is only explained, the self-lubricating ring 7 is turned around in practice and is not necessarily turned around symmetrically, and the self-lubricating ring is turned around with torsion), the spiral lubricating groove 71 can enable a part of the spiral lubricating groove to be tightly connected with the valve rod and the valve cover 1 in the turning process to realize the tightness (and has enough torsion space to avoid torsion gaps to influence the sealing effect when torsion occurs), meanwhile, the lubricating groove 71 can have enough stretching area after the self-lubricating ring 7 is unfolded, the risk of tearing is avoided, the lubricating grease can be uniformly coated on the outer walls of the valve rod and the self-lubricating ring 7 in the moving down process of the self-lubricating ring 7, so as to avoid being blocked when sliding downwards, and simultaneously avoid blocking the valve rod when moving up and down, after the self-lubricating ring sleeve 7 is pressed on the gasket 6, part of lubricating grease can be extruded from the lubricating groove 71 along with the rotation extrusion of the leveling component 5, so that the lubricating grease can be filled and sealed between the leveling component 5 and the gasket 6, the lubricating grease and the self-lubricating ring sleeve 7 can be regarded as a whole, and the sealing effect and the stressed uniform supporting effect are further enhanced.
In one embodiment, the bottom of the pressure tube 3 is provided with an annular clamping groove, and the leveling assembly 5 comprises a ring shell 51 and a flattening assembly; the top of ring shell 51 is provided with block 52, block 52 with the draw-in groove suits, ring shell 51 pass through block 52 with the cooperation of draw-in groove with pressure pipe 3 joint, the subassembly that flattens sets up in ring shell 51, and the subassembly that flattens with ring shell 51 swing joint, ring shell 51 pass through the subassembly that flattens with self-lubricating ring 7 butt. The flattening assembly comprises a ring plate 53 and a plurality of elastic rollers 54; the annular plate 53 is arranged at the bottom of the annular shell 51, the outer wall of the annular plate 53 is in sliding sealing connection with the inner wall of the annular shell 51, a plurality of placing grooves are formed in the annular plate 53, the shapes of the placing grooves are matched with those of the elastic rollers 54, the openings of the placing grooves are smaller than the diameters of the elastic rollers 54, the elastic rollers 54 are located in the annular shell 51, the rotating shafts of the elastic rollers 54 are arranged along the radial direction of the annular shell 51, the annular plate 53 is in rolling connection with the annular shell 51 through the elastic rollers 54, and lubricating grease is filled in the annular shell 51.
The technical scheme has the working principle and beneficial effects that: through the design of above-mentioned structure, when pressure tube 3 rotates, the ring shell 51 through clamping bench 52 and its connection also can rotate, ring shell 51 can drive elastic roll 54 and rotate, elastic roll 54 can rotate along self-lubricating ring cover 7 from the part that the standing groove exposes, because ring shell 51 and flattening subassembly are split type design, so ring shell 51 and pressure tube 3 share same center pin, and flattening subassembly can share a center pin with self-lubricating ring cover 7, the intussuseption of ring shell 51 has the lubricating grease, the lipid characteristic of lubricating grease makes can realize the transmission of force through the lubricating grease after ring shell 51 receives the extrusion, and then make elastic roll 54's rotation can extrude self-lubricating ring cover 7 in the lubrication groove 71, and in the pivoted in-process elastic roll 54 can extrude lubricating groove 71, thereby self-lubricating ring cover 7 between packing ring 6 and the ring shell 51 after the manual leveling, flattening subassembly and lubricating grease can regard as a whole, and be soft connection between it and the ring shell 51, consequently, after the lubricating grease of 3 compresses tightly on ring shell 51, ring shell 51 can be through with the lubricating roll 54 self-lubricating ring cover 7 output direction's the lubricating grease, thereby the condition of guaranteeing that the self-lubricating ring cover 7 is evenly and the non-uniform appears, the life-span is avoided appearing to the circumstances of bearing the stress.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
Although embodiments of the present invention have been disclosed above, it is not limited to the details and embodiments shown and described, it is well suited to various fields of use for which the invention would be readily apparent to those skilled in the art, and accordingly, the invention is not limited to the specific details and illustrations shown and described herein, without departing from the general concepts defined in the claims and their equivalents.
Claims (5)
1. A valve cover with a pressure-tight platen seat, comprising: the valve cover (1), the pressing plate seat (2), the pressure pipe (3) and the screw component (4); the valve cover (1) is arranged on the valve seat, a sealing assembly is arranged in the valve cover (1), the bottom of the pressure pipe (3) is inserted into the valve cover (1) and is in butt joint with the sealing assembly through a leveling assembly (5), the top of the pressure pipe (3) is in butt joint with the bottom of the pressure plate seat (2), the pressure plate seat (2) is connected with the valve cover (1) through the screw assembly (4), and the valve rod sequentially penetrates through the valve cover (1), the pressure pipe (3) and the pressure plate seat (2);
the inner wall of the valve cover (1) is provided with a boss (12), and the sealing component is arranged on the boss (12);
The sealing assembly comprises a gasket (6) and a self-lubricating ring sleeve (7); the gasket (6) is arranged on the boss (12), the self-lubricating ring sleeve (7) is arranged on the gasket (6), and the self-lubricating ring sleeve (7) is abutted with the bottom of the pressure pipe (3) through the leveling assembly (5);
The self-lubricating ring sleeve (7) is an elastic piece, the inner diameter of the self-lubricating ring sleeve (7) is smaller than the diameter of the valve rod, the outer diameter of the self-lubricating ring sleeve (7) can be extended to be the same as the outer diameter of the gasket (6), a plurality of lubricating grooves (71) are formed in the surface of the self-lubricating ring sleeve (7), the lubricating grooves (71) take the center of the self-lubricating ring sleeve (7) as the center of a circle, the diameter of the lubricating grooves is gradually increased, the lubricating grooves are spirally and annularly wrapped on the outer side wall of the self-lubricating ring sleeve (7), and lubricating grease is filled in the lubricating grooves (71);
the bottom of the pressure pipe (3) is provided with an annular clamping groove, and the leveling component (5) comprises a ring shell (51) and a flattening component; the top of the annular shell (51) is provided with a clamping table (52), the clamping table (52) is matched with the clamping groove, the annular shell (51) is clamped with the pressure pipe (3) through the matching of the clamping table (52) and the clamping groove, the flattening component is arranged in the annular shell (51), the flattening component is movably connected with the annular shell (51), and the annular shell (51) is abutted with the self-lubricating annular sleeve (7) through the flattening component;
The flattening assembly comprises a ring plate (53) and a plurality of elastic rollers (54); the ring plate (53) is arranged at the bottom of the ring shell (51), the outer wall of the ring plate (53) is connected with the inner wall of the ring shell (51) in a sliding sealing mode, a plurality of placing grooves are formed in the ring plate (53), the shapes of the placing grooves are matched with those of the elastic rollers (54), the openings of the placing grooves are smaller than the diameters of the elastic rollers (54), the elastic rollers (54) are located in the ring shell (51), rotating shafts of the elastic rollers (54) are arranged along the radial direction of the ring shell (51), the ring plate (53) is connected with the ring shell (51) in a rolling mode through the elastic rollers (54), and lubricating grease is filled in the ring shell (51).
2. Valve cover with pressure tight pressure plate seat according to claim 1, characterized in that the outer side wall of the valve cover (1) is provided with a connecting ring (11), the screw assembly (4) is connected with the connecting ring (11) through the pressure plate seat (2).
3. Valve cover with pressure tight platen seat according to claim 2, characterized in that the screw assembly (4) comprises a screw and a nut, the screw being arranged on the connection ring (11) and the screw being connected with the nut through the platen seat (2).
4. A valve cover with a pressure sealing pressing plate seat according to claim 3, characterized in that the top of the connecting ring (11) is provided with an annular clamping groove, the bottom of the screw is T-shaped, and the bottom of the screw is clamped with the clamping groove.
5. The valve cover with the pressure sealing pressing plate seat according to claim 1, wherein an inclined table is arranged at the top of the pressure pipe (3), a chute is arranged at the bottom surface of the pressing plate seat (2), and the end part of the pressure pipe (3) is clamped with the bottom of the pressing plate seat (2) through the cooperation between the inclined table and the chute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210746570.XA CN115046047B (en) | 2022-06-28 | 2022-06-28 | Valve cover with pressure sealing pressing plate seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210746570.XA CN115046047B (en) | 2022-06-28 | 2022-06-28 | Valve cover with pressure sealing pressing plate seat |
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| Publication Number | Publication Date |
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| CN115046047A CN115046047A (en) | 2022-09-13 |
| CN115046047B true CN115046047B (en) | 2024-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210746570.XA Active CN115046047B (en) | 2022-06-28 | 2022-06-28 | Valve cover with pressure sealing pressing plate seat |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN119373890B (en) * | 2024-12-26 | 2025-04-18 | 沈阳罗托克调控阀门制造有限公司 | High-temperature high-pressure fluid vacuum bellows ball valve |
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|---|---|---|---|---|
| CN206874854U (en) * | 2017-06-08 | 2018-01-12 | 江苏圣泰阀门有限公司 | A kind of gate valve with combined type bonnet |
| CN108443575A (en) * | 2018-03-06 | 2018-08-24 | 宁波联博斯密封材料有限公司 | A kind of valve high pressure MULTILAYER COMPOSITE filler and its manufacturing process |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8203028A (en) * | 1981-07-31 | 1983-02-16 | Smith International | SEALING DEVICE. |
| US9494243B2 (en) * | 2013-08-27 | 2016-11-15 | Profire Energy, Inc | Temperature control valve actuator assembly |
| CN210178933U (en) * | 2019-03-29 | 2020-03-24 | 江苏横河自控阀门有限公司 | Pneumatic film cutting regulating valve with top guide sleeve type simple seat |
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2022
- 2022-06-28 CN CN202210746570.XA patent/CN115046047B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206874854U (en) * | 2017-06-08 | 2018-01-12 | 江苏圣泰阀门有限公司 | A kind of gate valve with combined type bonnet |
| CN108443575A (en) * | 2018-03-06 | 2018-08-24 | 宁波联博斯密封材料有限公司 | A kind of valve high pressure MULTILAYER COMPOSITE filler and its manufacturing process |
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| CN115046047A (en) | 2022-09-13 |
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