CN219317716U - Safety valve with leakage-proof sealing assembly - Google Patents
Safety valve with leakage-proof sealing assembly Download PDFInfo
- Publication number
- CN219317716U CN219317716U CN202320021001.9U CN202320021001U CN219317716U CN 219317716 U CN219317716 U CN 219317716U CN 202320021001 U CN202320021001 U CN 202320021001U CN 219317716 U CN219317716 U CN 219317716U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- valve
- seat
- sealing gasket
- assembly
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Safety Valves (AREA)
Abstract
The utility model discloses a safety valve with a leakage-proof sealing component, which comprises a lower valve seat, a sealing gasket component and an adjusting component; the lower valve seat: the inner part of the lower end of the valve seat is provided with a steam inlet, the right end of the lower valve seat is internally provided with a steam outlet, the middle part of the lower valve seat is provided with a circular cavity, the steam inlet and the steam outlet are both communicated with the inside of the circular cavity, the inner wall of the circular cavity is slidably connected with a valve clack, the upper surface of the lower valve seat is fixedly connected with an upper valve seat through a bolt, the upper end of the valve clack is slidably connected with the inner wall of a sliding hole arranged in the middle part of the upper end of the lower valve seat, and the inside of the upper valve seat is provided with a rectangular cavity; gasket assembly: the sealing gasket component is arranged between the lower surface of the upper valve seat and the upper surface of the lower valve seat in a matched manner with the valve clack; and an adjusting assembly: the threaded connection sets up in the upper end middle part of last disk seat, adjusting part and sealed pad subassembly cooperation, and this take leak protection sealing component's relief valve makes things convenient for visual display and adjusts the pressure limiting scope, and sealed pad is fixed firm, and sealed effectual.
Description
Technical Field
The utility model relates to the technical field of safety valves, in particular to a safety valve with a leakage-proof sealing component.
Background
Relief valves are commonly used in pressure lines and are typically sealed with gaskets to prevent leakage from the relief valve. The usual mounting structure of the gasket is: the annular sealing gasket is arranged between the end face of the valve clack and the end face of the valve seat and is used for sealing the gap between the valve clack and the valve seat. The existing sealing gasket does not have a stable fixing structure before the valve clack and the valve seat are pressed, and is in a movable state, because the safety valve is mostly used in a high-pressure environment, the sealing gasket is easy to deform under the influence of long-term high pressure to generate leakage, equipment damage and safety accidents are caused, in addition, the existing pressure range of the safety valve is usually fixed, the regulation is inconvenient to visually display, the practicability is to be improved, and therefore, the safety valve with the leakage-proof sealing assembly is provided.
Disclosure of Invention
The utility model aims to overcome the existing defects, and provides the safety valve with the leakage-proof sealing assembly, which is convenient for visual display and adjustment of the pressure limiting range, and the sealing gasket is firm in fixation and good in sealing effect, so that the problems in the background technology can be effectively solved.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a safety valve with a leakage-proof sealing assembly comprises a lower valve seat, a sealing gasket assembly and an adjusting assembly;
the lower valve seat: the inner part of the lower end of the valve seat is provided with a steam inlet, the right end of the lower valve seat is internally provided with a steam outlet, the middle part of the lower valve seat is provided with a circular cavity, the steam inlet and the steam outlet are both communicated with the inside of the circular cavity, the inner wall of the circular cavity is slidably connected with a valve clack, the upper surface of the lower valve seat is fixedly connected with an upper valve seat through a bolt, the upper end of the valve clack is slidably connected with the inner wall of a sliding hole arranged in the middle part of the upper end of the lower valve seat, and the inside of the upper valve seat is provided with a rectangular cavity;
gasket assembly: the sealing gasket component is arranged between the lower surface of the upper valve seat and the upper surface of the lower valve seat in a matched manner with the valve clack;
and an adjusting assembly: the screw thread is connected in the upper end middle part of last disk seat, and adjusting part and sealed pad subassembly cooperation set up, and adjusting part's lower extreme is located the inside in rectangle chamber, makes things convenient for visual display and adjusts the pressure limiting scope, and sealed pad is fixed firm, and sealed effectual.
Further, the sealing gasket assembly comprises a sealing gasket and a convex ring, the sealing gasket is fixedly connected between the lower surface of the upper valve seat and the upper surface of the lower valve seat, the convex rings are respectively inserted into the sealing grooves correspondingly formed in the lower surface of the upper valve seat and the upper surface of the lower valve seat, the lower surface of the sealing gasket is in contact with the upper surface of the valve clack, the upper end of the valve clack is sealed, and leakage is prevented.
Further, the adjusting part comprises a sliding plate, a pressure sensor, a T-shaped ejector rod and a spring, wherein the sliding plate is slidably connected to the inner wall of the rectangular cavity, the pressure sensor is arranged in the middle of the lower surface of the sliding plate, the spring is arranged on the lower surface of the pressure sensor, the T-shaped ejector rod is slidably connected to the middle of the sliding plate, the spring is sleeved on the outer cambered surface of the vertical rod body of the T-shaped ejector rod, the lower end of the spring is fixedly connected with the upper surface of the horizontal part of the T-shaped ejector rod, the lower surface of the T-shaped ejector rod is in contact with the upper surface of the sealing gasket, the front end of the outer cambered surface of the upper valve seat is provided with a mounting seat, the front side of the mounting seat is respectively provided with a display screen and a singlechip, the right end of the mounting seat is provided with a storage battery, the input end of the singlechip is electrically connected with the output end of the storage battery, the output end of the singlechip is electrically connected with the input end of the display screen, and the output end of the pressure sensor is electrically connected with the input end of the singlechip, and the pressure detection data of the pressure sensor are used for regulating the pressure limiting range of the safety valve.
Further, adjusting part still includes screw rod and supporting disk, screw rod threaded connection is inside the upper end of last disk seat, the bottom of screw rod is equipped with the supporting disk, the lower surface of supporting disk and the upper surface contact of slide, the vertical body of rod of T type ejector pin is from supreme through-hole in pressure sensor middle part, slide hole one that the slide plate middle part set up and slide hole two that the supporting disk middle part set up and with the blind hole inner wall sliding connection that the screw rod lower extreme set up down, adjusting spring's flexible volume, and then adjust the accuse pressure range.
Further, the supporting plate is of a disc-shaped structure, the outer cambered surface of the supporting plate is sleeved with the sliding sleeve, the outer side face of the sliding sleeve is in sliding connection with the inner wall of the rectangular cavity, and the sliding sleeve reduces friction force.
Further, the top of screw rod is equipped with the carousel, is convenient for manually carry out the rotation regulation.
Further, the lower end extrados of lower disk seat is equipped with the flange for install fixedly to the relief valve.
Compared with the prior art, the utility model has the beneficial effects that: the safety valve with the leakage-proof sealing assembly has the following advantages:
the lower valve seat is connected with an external steam pipeline through the flange, the screw is rotated through the turntable, the screw moves downwards relative to the upper valve seat, the screw extrudes the sliding plate and the pressure sensor through the supporting disc, the spring is compressed, the pressure sensor detects the pressure of the spring and sends the pressure value to the singlechip, the singlechip displays through the display screen, when the steam pressure is overlarge, steam extrudes the lower end of the valve clack, the upper end of the valve clack jacks upwards through the sealing gasket, the T-shaped ejector rod overcomes the pressure of the spring and slides upwards, the regulation and control of the pressure range of the safety valve are realized, the use requirements of different pressures are met, the steam outlet and the steam inlet are communicated through the circular cavity, the steam is discharged from the steam outlet to release the pressure of the valve clack, the sealing gasket seals the upper end of the valve clack, the convex ring increases the contact area between the sealing gasket and the lower valve seat, the sealing performance is improved, the safety valve with the leakage-proof sealing component is convenient and visual in displaying and adjusting the pressure limiting range, and the sealing gasket is fixed firmly, and the sealing effect is good.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
fig. 2 is a schematic cross-sectional plan view of the present utility model.
In the figure: the valve comprises a lower valve seat 1, a circular cavity 102, an upper valve seat 2, a rectangular cavity 201, a flange 3, a steam outlet 4, a steam inlet 5, a sealing gasket assembly 6, a sealing gasket 61, a convex ring 62, an adjusting assembly 7, a screw 71, a supporting disc 72, a sliding plate 73, a pressure sensor 74, a push rod 75T, a spring 76, a valve clack 8, a mounting seat 9, a display screen 10, a single chip microcomputer 11, a storage battery 12, a rotary table 13 and a sliding sleeve 14.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled 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.
Referring to fig. 1-2, the present embodiment provides a technical solution: a safety valve with a leakage-proof sealing assembly comprises a lower valve seat 1, a sealing gasket assembly 6 and an adjusting assembly 7;
lower valve seat 1: the inside steam inlet 5 that is equipped with of its lower extreme, the inside steam outlet 4 that is equipped with of right-hand member of lower disk seat 1, the middle part of lower disk seat 1 is equipped with circular chamber 101, steam inlet 5 and steam outlet 4 all communicate with the inside of circular chamber 101, the inner wall sliding connection of circular chamber 101 has valve clack 8, the upper surface of lower disk seat 1 passes through bolt fixedly connected with and goes up disk seat 2, the upper end of valve clack 8 and the sliding hole inner wall sliding connection that sets up at the middle part of the upper end of lower disk seat 1, the inside of going up disk seat 2 is equipped with rectangular chamber 201, the lower extreme extrados of lower disk seat 1 is equipped with flange 3 for install fixedly to the relief valve.
Gasket assembly 6: the sealing gasket assembly 6 is arranged between the lower surface of the upper valve seat 2 and the upper surface of the lower valve seat 1 in a matched mode, the sealing gasket assembly 6 comprises a sealing gasket 61 and a convex ring 62, the sealing gasket 61 is fixedly connected between the lower surface of the upper valve seat 2 and the upper surface of the lower valve seat 1, the convex ring 62 is arranged on the outer edge of the upper surface of the sealing gasket 61 and the outer edge of the lower surface, the convex ring 62 is inserted into a sealing groove formed in the lower surface of the upper valve seat 2 and the upper surface of the lower valve seat 1 respectively, the lower surface of the sealing gasket 61 is in contact with the upper surface of the valve clack 8, the upper end of the valve clack 8 is sealed, leakage is prevented, the sealing gasket 61 seals the upper end of the valve clack 8, the contact area between the convex ring 62 and the lower valve seat 1 and the upper valve seat 2 is increased, and sealing performance is improved.
Adjustment assembly 7: the screw thread is connected to the middle part of the upper end of the upper valve seat 2, the adjusting component 7 is matched with the sealing gasket component 6, the lower end of the adjusting component 7 is positioned in the rectangular cavity 201, the adjusting component 7 comprises a sliding plate 73, a pressure sensor 74, a T-shaped ejector rod 75 and a spring 76, the sliding plate 73 is slidingly connected to the inner wall of the rectangular cavity 201, the pressure sensor 74 is arranged in the middle part of the lower surface of the sliding plate 73, the spring 76 is slidingly connected to the middle part of the sliding plate 73, the spring 76 is sheathed on the outer cambered surface of the vertical rod body of the T-shaped ejector rod 75, the lower end of the spring 76 is fixedly connected with the upper surface of the horizontal part of the T-shaped ejector rod 75, the lower surface of the T-shaped ejector rod 75 is contacted with the upper surface of the sealing gasket 61, the front end of the outer cambered surface of the upper valve seat 2 is provided with a mounting seat 9, the front side of the mounting seat 9 is respectively provided with a display screen 10 and a singlechip 11, the right end of the mounting seat 9 is provided with a storage battery 12, the input end of the single-chip microcomputer 11 is electrically connected with the output end of the storage battery 12, the output end of the single-chip microcomputer 11 is electrically connected with the input end of the display screen 10, the output end of the pressure sensor 74 is electrically connected with the input end of the single-chip microcomputer 11, the pressure limiting range of the safety valve is regulated through pressure detection data of the pressure sensor 74, the regulating assembly 7 further comprises a screw 71 and a supporting disc 72, the screw 71 is in threaded connection with the inside of the upper end of the upper valve seat 2, the top end of the screw 71 is provided with a turntable 13 which is convenient for manual rotation regulation, the bottom end of the screw 71 is provided with the supporting disc 72, the lower surface of the supporting disc 72 is contacted with the upper surface of the sliding plate 73, sequentially penetrates through a through hole in the middle of the pressure sensor 74, a sliding hole I arranged in the middle of the sliding plate 73 and a sliding hole II arranged in the middle of the supporting plate 72 from bottom to top and is in sliding connection with the inner wall of a blind hole arranged at the lower end of the screw 71, the expansion and contraction amount of the spring 76 is adjusted, the regulation and control of the pressure range of the safety valve are further achieved, the use requirements of different pressures are met, the screw 71 is rotated through the rotary disc 13, the screw 71 moves downwards relative to the upper valve seat 2, the screw 71 extrudes the sliding plate 73 and the pressure sensor 74 through the supporting disc 72, the spring 76 is compressed, the pressure sensor 74 detects the pressure of the spring 76 and sends the pressure value to the singlechip 11, the singlechip 11 displays the pressure control range through the display screen 10, the pressure control range is adjusted, the supporting disc 72 is of a disc-shaped structure, the sliding sleeve 14 is sleeved on the outer cambered surface of the supporting disc 72, the outer side surface of the sliding sleeve 14 is in sliding connection with the inner wall of the rectangular cavity 201, the sliding sleeve 14 reduces friction force, steam extrudes the lower end of the valve clack 8, the upper end of the valve clack 8 jacks up through the sealing gasket 61, the T-shaped ejector 75 overcomes the pressure of the spring 76 to slide upwards, the steam outlet 4 and the steam inlet 5 are communicated through the circular cavity 101, and the steam is discharged by the steam outlet 4 for pressure relief.
The utility model provides a safety valve with a leakage-proof sealing component, which has the following working principle:
the lower valve seat 1 is connected with an external steam pipeline through the flange 3, the screw 71 is rotated through the turntable 13, the screw 71 moves downwards relative to the upper valve seat 2, the screw 71 is rotated downwards through the supporting disc 72 to extrude the sliding plate 73 and the pressure sensor 74, the spring 76 is compressed, the pressure sensor 74 detects the pressure of the spring 76 and sends the pressure value to the singlechip 11, the singlechip 11 displays through the display screen 10, when the steam pressure is overlarge, steam extrudes the lower end of the valve clack 8, the upper end of the valve clack 8 jacks upwards through the sealing gasket 61, the T-shaped ejector 75 overcomes the pressure of the spring 76 to slide upwards, the regulation and control of the pressure range of the safety valve are realized, the use requirements of different pressures are met, the steam outlet 4 and the steam inlet 5 are communicated through the circular cavity 101, the steam is discharged from the steam outlet 4 to release the pressure, the sealing gasket 61 seals the upper end of the valve seat 8, the convex ring 62 increases the contact area with the lower valve seat 1 and the upper valve clack 2, and sealing performance is improved.
It should be noted that, the pressure sensor 74 and the display screen 10 disclosed in the above embodiment may be freely configured according to the actual application scenario, the pressure sensor 74 suggests to use an HY-H18 ring-shaped hollow type load cell, the display screen 10 may use a BTN type liquid crystal screen, and the single chip microcomputer 11 controls the operation of the pressure sensor 74 and the display screen 10 to adopt a method commonly used in the prior art.
The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.
Claims (7)
1. A safety valve with a leak-proof sealing assembly, characterized in that: comprises a lower valve seat (1), a sealing gasket assembly (6) and an adjusting assembly (7);
lower disk seat (1): the inside steam inlet (5) that is equipped with of its lower extreme, the inside steam outlet (4) that is equipped with of right-hand member of lower disk seat (1), the middle part of lower disk seat (1) is equipped with circular chamber (101), steam inlet (5) and steam outlet (4) all communicate with the inside of circular chamber (101), the inner wall sliding connection of circular chamber (101) has valve clack (8), and the upper surface of lower disk seat (1) is through bolt fixedly connected with disk seat (2), the upper end of valve clack (8) and the sliding connection of the downthehole wall sliding connection that sets up in middle part of the upper end of lower disk seat (1), the inside of upper disk seat (2) is equipped with rectangle chamber (201);
gasket assembly (6): the sealing gasket assembly (6) is matched with the valve clack (8);
adjusting assembly (7): the screw thread is connected in the middle part of the upper end of last disk seat (2), and adjusting component (7) and sealed pad subassembly (6) cooperation set up, and the lower extreme of adjusting component (7) is located the inside in rectangle chamber (201).
2. The safety valve with a leak-proof seal assembly of claim 1, wherein: the sealing gasket assembly (6) comprises a sealing gasket (61) and a convex ring (62), the sealing gasket (61) is fixedly connected between the lower surface of the upper valve seat (2) and the upper surface of the lower valve seat (1), the convex ring (62) is respectively inserted into the sealing groove formed by the lower surface of the upper valve seat (2) and the upper surface of the lower valve seat (1), and the lower surface of the sealing gasket (61) is in contact with the upper surface of the valve clack (8).
3. The safety valve with a leak-proof seal assembly of claim 1, wherein: the utility model provides an adjusting part (7) includes slide (73), pressure sensor (74), T type ejector pin (75) and spring (76), slide (73) sliding connection is in the inner wall of rectangle chamber (201), the lower surface middle part of slide (73) is equipped with pressure sensor (74), the lower surface of pressure sensor (74) is equipped with spring (76), T type ejector pin (75) sliding connection is in the middle part of slide (73), spring (76) cup joint in the vertical body of rod extrados of T type ejector pin (75), the lower extreme of spring (76) and the horizontal part upper surface fixed connection of T type ejector pin (75), the lower surface of T type ejector pin (75) and the upper surface contact of sealed pad (61), the outer arc front end of disk seat (2) is equipped with mount pad (9), the leading flank of mount pad (9) is equipped with display screen (10) and singlechip (11) respectively, the right-hand member of mount pad (9) is equipped with battery (12), the output of singlechip (11) battery (12) is connected to the output of electric power supply (11), the output of singlechip (11) is connected to the output of electric sensor (11).
4. A safety valve with a leak-proof seal assembly as defined in claim 3, wherein: the adjusting component (7) further comprises a screw rod (71) and a supporting disc (72), the screw rod (71) is in threaded connection with the inside of the upper end of the upper valve seat (2), the supporting disc (72) is arranged at the bottom end of the screw rod (71), the lower surface of the supporting disc (72) is in contact with the upper surface of the sliding plate (73), and the vertical rod body of the T-shaped ejector rod (75) sequentially penetrates through a through hole in the middle of the pressure sensor (74) from bottom to top, a first sliding hole arranged in the middle of the sliding plate (73) and a second sliding hole arranged in the middle of the supporting disc (72) and is in sliding connection with the inner wall of a blind hole arranged at the lower end of the screw rod (71).
5. The safety valve with a leak-proof seal assembly of claim 4, wherein: the support plate (72) is of a disc-shaped structure, a sliding sleeve (14) is sleeved on the outer cambered surface of the support plate (72), and the outer side surface of the sliding sleeve (14) is in sliding connection with the inner wall of the rectangular cavity (201).
6. The safety valve with a leak-proof seal assembly of claim 4, wherein: the top end of the screw rod (71) is provided with a rotary table (13).
7. The safety valve with a leak-proof seal assembly of claim 1, wherein: the outer cambered surface of the lower end of the lower valve seat (1) is provided with a flange (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320021001.9U CN219317716U (en) | 2023-01-05 | 2023-01-05 | Safety valve with leakage-proof sealing assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320021001.9U CN219317716U (en) | 2023-01-05 | 2023-01-05 | Safety valve with leakage-proof sealing assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219317716U true CN219317716U (en) | 2023-07-07 |
Family
ID=87025635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320021001.9U Active CN219317716U (en) | 2023-01-05 | 2023-01-05 | Safety valve with leakage-proof sealing assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219317716U (en) |
-
2023
- 2023-01-05 CN CN202320021001.9U patent/CN219317716U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN219317716U (en) | Safety valve with leakage-proof sealing assembly | |
| CN204758464U (en) | O type sealing washer ageing tests device | |
| CN207080636U (en) | Low torque elastic floating ball valve | |
| CN212898945U (en) | Air conditioner compressor capable of automatically relieving pressure | |
| CN211082978U (en) | Hard-seal fuel oil back pressure valve of diesel engine | |
| CN207795671U (en) | A kind of fire pump mechanically-sealing apparatus | |
| CN210318756U (en) | Pilot-operated pressure relief valve | |
| CN207864689U (en) | A kind of threeway pneumatic diaphragm control valve | |
| CN213017966U (en) | Balanced valve convenient to installation | |
| CN111911683A (en) | Pressure reducing valve | |
| CN218625673U (en) | Packing gland | |
| CN212536817U (en) | Pressure reducing valve | |
| CN219867166U (en) | Anti-leakage rotatable pressure gauge stand | |
| CN216045668U (en) | Effectual pressure reduction valve of steady voltage | |
| CN215908493U (en) | Anti-leakage control valve based on oil-gas pipe network | |
| CN214305349U (en) | Novel valve core seat | |
| CN215908485U (en) | Fluid pressure regulating and overvoltage protection device | |
| CN219639240U (en) | Thread sealing structure | |
| CN218326397U (en) | Gas safety self-closing valve convenient to adjust | |
| CN202790650U (en) | Top-mounted ball valve seat fixing structure | |
| CN216867543U (en) | Pneumatic bellows governing valve for chlor-alkali | |
| CN116816962B (en) | High-pressure control valve | |
| CN214534582U (en) | High-temperature high-pressure sleeve type self-sealing structure regulating valve | |
| CN114251492A (en) | Anti-leakage self-sealing valve | |
| CN110296244B (en) | Automatic exhaust valve |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |