CN220910476U - Double-guide double-seal safety valve seat - Google Patents
Double-guide double-seal safety valve seat Download PDFInfo
- Publication number
- CN220910476U CN220910476U CN202322171966.9U CN202322171966U CN220910476U CN 220910476 U CN220910476 U CN 220910476U CN 202322171966 U CN202322171966 U CN 202322171966U CN 220910476 U CN220910476 U CN 220910476U
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- China
- Prior art keywords
- valve seat
- double
- fixedly connected
- round
- rack
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Links
- 238000007789 sealing Methods 0.000 claims description 52
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000000903 blocking effect Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 230000003139 buffering effect Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 239000004813 Perfluoroalkoxy alkane Substances 0.000 description 1
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 229910001347 Stellite Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- AHICWQREWHDHHF-UHFFFAOYSA-N chromium;cobalt;iron;manganese;methane;molybdenum;nickel;silicon;tungsten Chemical compound C.[Si].[Cr].[Mn].[Fe].[Co].[Ni].[Mo].[W] AHICWQREWHDHHF-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920011301 perfluoro alkoxyl alkane Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
Landscapes
- Mechanically-Actuated Valves (AREA)
Abstract
The utility model belongs to the field of valve seats, in particular to a double-guide double-seal safety valve seat, which aims at the problems that most of the existing double-guide double-seal safety valve seat is a single-guide valve seat, because air flow, water flow and the like need to be overcome when the valve seat is opened and closed, the valve seat is unstable to open, the blocking phenomenon is easy to occur, and if the single-guide valve seat is blocked, the normal use is not easy to recover, the valve seat is influenced. The utility model can effectively avoid the blocking phenomenon when opening and closing by matching the components, has simple structure and easy operation, and improves the service life and the practicability.
Description
Technical Field
The utility model relates to the technical field of valve seats, in particular to a double-guide double-seal safety valve seat.
Background
The disk seat is the interior face part that can dismantle of valve for support case closes the position entirely, and constitute sealed pair, general disk seat diameter is the biggest circulation diameter of valve, and the disk seat material of butterfly valve say is very extensive, all kinds of rubber, plastics, metal material all can regard as the disk seat material, for example: EPDM, NBR, NR, PTFE, PEEK, PFA, SS315, STELLITE, and the like;
Most of the prior art are single-guide valve seats, and the pressure of air flow, water flow and the like are needed to be overcome when the valve is opened and closed, so that the valve is not stable in opening, the blocking phenomenon is easy to occur, and if the blocking phenomenon occurs in the single-guide valve seat, the normal use is not easy to recover, and the problems existing in the prior art are solved.
Disclosure of utility model
The utility model aims to solve the defects in the prior art and provides a double-guide double-seal safety valve seat.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a two sealed safety valve seats of double guide, includes disk seat body, transfer line, it is connected with the transfer line to rotate on the disk seat body, the one end fixedly connected with gear of transfer line, one side meshing of gear is connected with rack one, the one end fixedly connected with round bar one of rack one, the one end fixedly mounted of round bar one has sealing valve one, the opposite side meshing of gear is connected with rack two, the one end fixedly connected with round bar two, the one end fixedly mounted of round bar two has sealing valve two, round bar one with round bar two contact connection, round bar one with round bar two all with the transfer line contact connection, through rotating the transfer line makes the gear with rack one and rack two meshing transmission, simultaneously rack one and rack two drive respectively round bar one and round bar two remove and break away from corresponding recess two respectively, simultaneously round bar one and round bar two drive respectively sealing valve one and sealing valve two remove, and make sealing valve one end and sealing valve two with sealing valve body and insert its inside the valve seat, thereby realize that the valve seat is closed to realize opening the valve seat to the inside.
Specifically, two first sliding grooves are formed in the valve seat body, the first sliding grooves are connected with first fixing rods in a sliding mode, one ends of the first fixing rods are fixedly connected with the first round rods, and stability of the first round rods is improved.
Specifically, two one sides of the first fixed rod are fixedly connected with a first spring, one ends of the first springs are fixedly connected with the valve seat body, and the first springs are used for buffering the first round rod.
Specifically, two sliding grooves II are formed in the valve seat body, fixing rods II are connected in the sliding grooves II in a sliding mode, one ends of the fixing rods II are fixedly connected with the round rods II, and stability of the round rods II is improved.
Specifically, two one sides of the second fixing rod are fixedly connected with a second spring, one ends of the second springs are fixedly connected with the valve seat body, and the second springs are used for buffering the second round rod.
Specifically, the first round bar and the second round bar are provided with grooves, the grooves are corresponding to the gears, so that the gears can rotate conveniently, the grooves are corresponding to the racks, so that the round bar is contacted with the round bar, and the integral curvilinearity structure is formed, so that the resistance of water is reduced.
Specifically, the first round rod and the second round rod are respectively fixedly provided with a first half sealing ring and a second half sealing ring, the inner walls of the first half sealing ring and the second half sealing ring are in contact connection with the transmission rod, a sealing bearing is fixedly sleeved on the transmission rod, and the outer wall of the sealing bearing is fixedly connected with the valve seat body to improve the sealing performance.
Compared with the prior art, the utility model has the beneficial effects that:
(1) According to the double-guide double-seal safety valve seat, the gear is meshed with the first rack and the second rack for transmission by rotating the transmission rod, meanwhile, the first rack and the second rack respectively drive the first round rod and the second round rod to move and respectively separate from the corresponding second groove, meanwhile, the first round rod and the second round rod respectively drive the first sealing valve and the second sealing valve to move, one end of the first sealing valve and one end of the second sealing valve are in contact with the valve seat body and are inserted into the valve seat body, so that the valve seat body is closed, and conversely, the valve seat body is opened, so that the double-guide closing and opening of the valve seat body are realized.
(2) According to the double-guide double-seal safety valve seat, the resistance of water to the first sealing valve and the second sealing valve is reduced through the curvilinear structures of the first sealing valve and the second sealing valve and the first round rod and the second round rod, so that the stability of the valve seat is improved; the round rod I and the round rod II stably move under the action of the valve seat bodies of the fixed rod I and the fixed rod II; through the action of the acting force of the spring I and the acting force of the spring II and the valve seat body, the buffering of the round rod I and the round rod II is realized, and then the blocking phenomenon is prevented in the opening and closing process.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be understood that the drawings described below are merely exemplary, and that the structures, proportions, sizes, etc. shown in the present specification are merely illustrative of the contents of the present specification, for the understanding and appreciation of the skilled artisan, and are not meant to limit the limitations upon the practice of the present utility model, so that there is no technical significance to any modification, change in the proportions, or adjustment of the size of the structures.
FIG. 1 is a schematic view of the front view of a dual-guide dual-seal safety valve seat according to the present utility model;
Fig. 2 is a schematic structural diagram of a transmission rod, a round rod one, a round rod two, a sealing valve one, a sealing valve two, a sliding groove two, a rack one, a half sealing ring two and a sealing bearing;
Fig. 3 is a schematic structural diagram of the round rod one, the rack one, the sealing valve one, the semi-sealing ring one, the groove one and the groove two.
In the figure: 1. a valve seat body; 2. a transmission rod; 3. a gear; 4. a first rack; 5. a round rod I; 6. a sealing valve I; 7. a second rack; 8. a round rod II; 9. a second sealing valve; 10. a first sliding groove; 11. a first fixed rod; 12. a first spring; 13. a second sliding groove; 14. a second fixing rod; 15. a second spring; 16. a first half seal ring; 17. a second half sealing ring; 18. sealing the bearing; 19. a groove I; 20. and a groove II.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, 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. 1-3, a double-guide double-seal safety valve seat comprises a valve seat body 1 and a transmission rod 2, wherein the transmission rod 2 is rotationally connected to the valve seat body 1, one end of the transmission rod 2 is fixedly connected with a gear 3, one side of the gear 3 is in meshed connection with a first rack 4, one end of the first rack 4 is fixedly connected with a first round rod 5, one end of the first round rod 5 is fixedly provided with a sealing valve 6, the other side of the gear 3 is in meshed connection with a second rack 7, one end of the second rack 7 is fixedly connected with a second round rod 8, one end of the second round rod 8 is fixedly provided with a sealing valve 9, the first round rod 5 is in contact connection with the second round rod 8, both the first round rod 5 and the second round rod 8 are in contact connection with the transmission rod 2, the gear 3 is in meshed transmission with the first rack 4 and the second rack 7 through rotation, meanwhile, the first rack 4 and the second rack 7 respectively drive the first round rod 5 and the second round rod 8 to move and respectively separate from corresponding grooves 20, and simultaneously drive the first round rod 5 and the second round rod 8 to move and simultaneously drive the second round rod 8 to be in contact with the sealing valve body 1 and the second round rod 9, and the sealing valve body 1 are in contact with the first round rod 9 and the second round rod 9, and the sealing valve body 1 are opened, and the sealing valve body 1 is closed, and the valve seat body is closed and the valve is opened and the valve seat is closed and the valve is closed.
In this embodiment, two first sliding grooves 10 are formed in the valve seat body 1, two first fixing rods 11 are slidably connected in the first sliding grooves 10, one ends of the two first fixing rods 11 are fixedly connected with the first round rod 5, and stability of the first round rod 5 is improved.
In this embodiment, a first spring 12 is fixedly connected to one side of the first fixing rod 11, and one end of the first spring 12 is fixedly connected to the valve seat body 1 for buffering the first round rod 5.
In this embodiment, two sliding grooves two 13 are formed in the valve seat body 1, two fixing rods two 14 are slidably connected in the two sliding grooves two 13, one ends of the two fixing rods two 14 are fixedly connected with the round rod two 8, and stability of the round rod two 8 is improved.
In this embodiment, the second springs 15 are fixedly connected to one sides of the second fixing rods 14, and one ends of the second springs 15 are fixedly connected to the valve seat body 1 and used for buffering the second round rod 8.
In this embodiment, the first round bar 5 and the second round bar 8 are provided with the first groove 19, the two first grooves 19 are corresponding to the gear 3, so that the gear 3 can rotate conveniently, the first round bar 5 and the second round bar 8 are provided with the second groove 20, the two second grooves 20 are corresponding to the first rack 4 and the second rack 7 respectively, so that the first round bar 5 and the second round bar 8 can contact conveniently, an integral curvilinearity structure is formed, and the resistance of water is reduced.
In this embodiment, the first half seal ring 16 and the second half seal ring 17 are fixedly installed on the first round rod 5 and the second round rod 8 respectively, the inner walls of the first half seal ring 16 and the second half seal ring 17 are in contact connection with the transmission rod 2, a sealing bearing 18 is fixedly sleeved on the transmission rod 2, and the outer wall of the sealing bearing 18 is fixedly connected with the valve seat body 1, so that the tightness is improved.
Working principle: when the valve seat is used, the gear 3 is meshed with the first rack 4 and the second rack 7 through rotating the transmission rod 2, meanwhile, the first rack 4 and the second rack 7 respectively drive the first round rod 5 and the second round rod 8 to move and separate from the corresponding second groove 20, meanwhile, the first round rod 5 and the second round rod 8 respectively drive the first sealing valve 6 and the second sealing valve 9 to move, and one end of the first sealing valve 6 and one end of the second sealing valve 9 are contacted with the valve seat body 1 and inserted into the valve seat body 1, so that the valve seat body 1 is closed, and conversely, the valve seat body 1 is opened, so that the double-guide closing and opening of the valve seat body are realized; the resistance of water to the first sealing valve 6 and the second sealing valve 9 is reduced through the curvilinear structures of the first sealing valve 6 and the second sealing valve 9 and the first round rod 5 and the second round rod 8, so that the stability of the valve seat is improved; the round rod I5 and the round rod II 8 stably move under the action of the valve seat body 1 of the fixing rod I11 and the fixing rod II 14; the action of the acting force of the first spring 12 and the second spring 15 and the valve seat body 1 can buffer the first round rod 5 and the second round rod 8, and further the blocking phenomenon can be prevented in the opening and closing process.
Compared with the prior art, the utility model has the technical advantages that: can effectively avoid blocking the phenomenon to take place when opening and close through the cooperation of each part, simple structure easily operates moreover promotes long service life and practicality.
Claims (3)
1. The utility model provides a double-guide double-seal safety valve seat, its characterized in that, including disk seat body (1), transfer line (2), it is connected with transfer line (2) to rotate on disk seat body (1), one end fixedly connected with gear (3) of transfer line (2), one side meshing of gear (3) is connected with rack one (4), one end fixedly connected with round bar one (5) of rack one (4), one end fixedly mounted with sealing valve one (6) of round bar one (5), the opposite side meshing of gear (3) is connected with rack two (7), one end fixedly connected with round bar two (8) of rack two (7), one end fixedly connected with sealing valve two (9) of round bar two (8), round bar one (5) with round bar two (8) contact connection, round bar one (5) and round bar two (8) all with transfer line (2) contact connection, set up two sliding grooves one (10) in disk seat body (1), two one end fixedly connected with one end of two (11) of two inner sliding grooves one (11) all fixedly connected with one end of round bar one (11), two one ends of the first spring (12) are fixedly connected with the valve seat body (1), two second sliding grooves (13) are formed in the valve seat body (1), two fixing rods (14) are fixedly connected in the second sliding grooves (13) in a sliding mode, one ends of the two fixing rods (14) are fixedly connected with the second round rods (8), two springs (15) are fixedly connected to one sides of the two fixing rods (14), and one ends of the two springs (15) are fixedly connected with the valve seat body (1).
2. The double-guide double-seal safety valve seat according to claim 1, wherein the round rod one (5) and the round rod two (8) are provided with grooves one (19), the grooves one (19) are corresponding to the gear (3), the round rod one (5) and the round rod two (8) are provided with grooves two (20), and the grooves two (20) are corresponding to the rack one (4) and the rack two (7) respectively.
3. The double-guide double-seal safety valve seat according to claim 2, wherein a first half seal ring (16) and a second half seal ring (17) are fixedly installed on the first round rod (5) and the second round rod (8) respectively, inner walls of the first half seal ring (16) and the second half seal ring (17) are in contact connection with the transmission rod (2), a sealing bearing (18) is fixedly sleeved on the transmission rod (2), and the outer wall of the sealing bearing (18) is fixedly connected with the valve seat body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322171966.9U CN220910476U (en) | 2023-08-14 | 2023-08-14 | Double-guide double-seal safety valve seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322171966.9U CN220910476U (en) | 2023-08-14 | 2023-08-14 | Double-guide double-seal safety valve seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220910476U true CN220910476U (en) | 2024-05-07 |
Family
ID=90921393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322171966.9U Active CN220910476U (en) | 2023-08-14 | 2023-08-14 | Double-guide double-seal safety valve seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220910476U (en) |
-
2023
- 2023-08-14 CN CN202322171966.9U patent/CN220910476U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |