CN216478996U - High-sealing temperature-resistant switching valve - Google Patents
High-sealing temperature-resistant switching valve Download PDFInfo
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- CN216478996U CN216478996U CN202123031285.XU CN202123031285U CN216478996U CN 216478996 U CN216478996 U CN 216478996U CN 202123031285 U CN202123031285 U CN 202123031285U CN 216478996 U CN216478996 U CN 216478996U
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- connecting rod
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Abstract
The utility model relates to a high leakproofness temperature resistant diverter valve, including valve body and actuating mechanism, actuating mechanism installs the outside at the valve body, actuating mechanism's output installation link rod mechanism, it is inboard that link rod mechanism passes the valve body and stretches into the valve body, the last valve plate of installing of link rod mechanism, this internal installation sealing base of valve, the sealing base middle part sets up the circulation passageway, sealing base's both sides set up opening and outside pipeline or equipment intercommunication on the valve body, actuating mechanism drive valve plate stretches out and realizes closing of diverter valve on the circulation passageway with the valve plate lid seals on sealing base. The utility model discloses a high leakproofness temperature resistant diverter valve is through the fixed valve plate of spherical washer on connecting rod mechanism under locking mechanism's pressure to stretch out and contract back through actuating mechanism and compress tightly the valve plate on sealing base or keep away from, realize closing and opening of diverter valve, cancelled soft seal material, under the prerequisite of guaranteeing the gas tightness, increased the life of diverter valve.
Description
Technical Field
The utility model relates to a diverter valve field, concretely relates to high leakproofness temperature resistant diverter valve.
Background
Switching valves play a very important role in industrial plants: when the equipment runs, the inlet and outlet of the fluid are realized through the opening and closing actions of the switching valve. In view of the role of the switching valve, the requirements for the switching valve are: 1. when the equipment normally operates, the switching valve can not generate the phenomena of air leakage, shaking and the like; 2. the switching valve is convenient to maintain.
Because the equipment that the diverter valve belongs to is high temperature equipment, so the diverter valve body needs to have fine temperature toleration, and guarantee the leakproofness under high temperature. The switching valve can also be conveniently and quickly maintained and replaced during equipment maintenance.
At present, common switching valves in the market mostly use soft sealing materials, and due to the characteristics of the soft sealing materials, the switching valves need to replace the sealing materials after being used for a period of time, so that inconvenience is brought to field use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high leakproofness temperature resistant diverter valve for solve the diverter valve among the prior art and need change sealing material often, influence work efficiency's problem.
The utility model provides a high leakproofness temperature resistant diverter valve, including valve body and actuating mechanism, actuating mechanism installs the outside at the valve body, actuating mechanism's output installation link mechanism, link mechanism passes the valve body and stretches into the valve body inboard, the last installation valve plate of link mechanism, this internal installation sealing base of valve, the sealing base middle part sets up the circulation passageway, sealing base's both sides set up opening and outside pipeline or equipment intercommunication on the valve body, actuating mechanism drive valve plate stretches out and covers the closing that realizes the diverter valve on sealing base closed circulation passageway with the valve plate to retraction through actuating mechanism realizes opening of diverter valve, need not to use soft sealing material, has avoided frequently changing soft sealing material and has leaded to equipment shut down the problem that influences work efficiency.
Further, the connecting rod mechanism includes connecting rod, locking mechanism and spherical gasket, the valve plate is worn to establish on the connecting rod, the spherical gasket is laid to the upper and lower position of valve plate, the spherical gasket outside sets up locking mechanism and fixes the valve plate on the connecting rod, and when the diverter valve was in the closed condition, when the spherical gasket can guarantee valve plate and seal base contact, the automatic adjustment roughness to make valve plate and seal base well contact, the valve plate cooperates with seal base, can ensure under the condition that no soft seal filler exists, the valve plate can have good leakproofness with seal base, ensures can not leak.
Furthermore, a guide rod is installed at the bottom of the connecting rod, the bottom end of the guide rod penetrates into the guide mechanism, the guide mechanism is fixedly installed at the bottom of the sealing base, and the guide rod moves up and down in the guide mechanism, so that the moving precision of the valve plate is improved.
Further, the valve plate includes valve plate, main valve plate and lower valve plate, main valve plate sets up between valve plate and the lower valve plate, go up the valve plate and compress tightly in the upper and lower both sides of main valve plate through the spherical gasket with lower valve plate, go up the valve plate and be used for guaranteeing main valve plate's roughness with lower valve plate.
Furthermore, the main valve plate is made of high-temperature-resistant elastic materials, so that the sealing performance of the switching valve in a closed state is improved.
Furthermore, a sealing mechanism is arranged at the penetrating position of the connecting rod mechanism on the valve body, so that the sealing of the switching valve is ensured.
Further, the actuating mechanism is installed on the valve body through a bracket.
Further, a maintenance door is installed at the top of the valve body and used for maintenance of the sealing mechanism, and side maintenance doors are installed on two sides of the sealing base on the valve body and used for maintenance of the valve plate, the connecting rod mechanism and the guide mechanism.
Adopt above-mentioned the utility model discloses technical scheme's beneficial effect is:
the utility model discloses a high leakproofness temperature resistant diverter valve is through the fixed valve plate of spherical washer on link mechanism under locking mechanism's pressure to stretch out and contract back through actuating mechanism and compress tightly the valve plate on seal base or keep away from, realize closing and opening of diverter valve, cancelled soft seal material, under the prerequisite of guaranteeing the gas tightness, increased the life of diverter valve, avoided frequently changing the problem that soft seal material influences work efficiency.
Drawings
FIG. 1 is a schematic structural view of the high-sealing temperature-resistant switching valve of the present invention;
FIG. 2 is a schematic view of the opening state of the direction A switching valve in FIG. 1;
FIG. 3 is a schematic view of the closed state of the direction A switching valve in FIG. 1;
FIG. 4 is a schematic structural view of the connecting rod mechanism of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-valve body, 2-actuator, 3-connecting rod mechanism, 31-connecting rod, 32-locking mechanism, 33-spherical washer, 34-guide rod, 4-valve plate, 41-upper valve plate, 42-main valve plate, 43-lower valve plate, 5-sealing base, 6-guide mechanism, 7-sealing mechanism, 8-bracket, 9-upper maintenance door and 10-side maintenance door.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments.
As shown in fig. 1-3, the utility model provides a high leakproofness temperature resistant diverter valve, including valve body 1 and actuating mechanism 2, actuating mechanism 2 is installed at the outside of valve body 1, the output of actuating mechanism 2 installs connecting rod mechanism 3, connecting rod mechanism 3 passes valve body 1 and stretches into the valve body 1 inboard, install valve plate 4 on connecting rod mechanism 3, install sealing base 5 in the valve body 1, sealing base 5 middle part sets up the circulation passageway, the both sides of sealing base 5 on valve body 1 set up the opening and communicate with external pipeline or equipment, as shown by the arrow in fig. 1, actuating mechanism 2 drives valve plate 4 and stretches out to cover valve plate 4 on sealing base 5 and seal on the circulation passageway and realize the shutoff of diverter valve to realize the opening of diverter valve through the retraction of actuating mechanism 2, as shown in fig. 2 and 3, need not to use soft sealing material, avoided frequently changing soft sealing material and leaded to equipment to shut down the problem that influences work efficiency, the windage of diverter valve is little moreover, practices thrift the space.
Specifically, as shown in fig. 4, the connecting rod mechanism 3 includes a connecting rod 31, a locking mechanism 32 and a spherical gasket 33, the valve plate 4 is inserted into the connecting rod 31, the spherical gaskets 33 are disposed at upper and lower positions of the valve plate 4, the locking mechanism 32 is disposed outside the spherical gasket 33 to fix the valve plate 4 to the connecting rod 31, when the switching valve is in a closed state, the spherical gasket 33 can ensure that the valve plate 4 and the sealing base 5 are in contact, and the flatness is automatically adjusted, so that the valve plate 4 and the sealing base 5 are in good contact, and the valve plate 4 and the sealing base 5 are matched to ensure that the valve plate 4 and the sealing base 5 have good sealing performance and no leakage exists under the condition of no soft sealing filler.
Preferably, the bottom of the connecting rod 31 is provided with a guide rod 34, the bottom end of the guide rod 34 extends into the guide mechanism 6, the guide mechanism 6 is fixedly arranged at the bottom of the sealing base 5, and the guide rod 34 moves up and down in the guide mechanism 6, so that the moving precision of the valve plate 4 is improved.
Specifically, the valve plate 4 includes an upper valve plate 41, a main valve plate 42 and a lower valve plate 43, the radius of the upper valve plate 41 and the radius of the lower valve plate 43 are smaller than that of the main valve plate 42, the valve plate 4 is sealed with the sealing base 5 through the main valve plate 42, the main valve plate 42 is disposed between the upper valve plate 41 and the lower valve plate 43, the upper valve plate 41 and the lower valve plate 43 are pressed on the upper side and the lower side of the main valve plate 42 through the spherical gaskets 33, and the upper valve plate 41 and the lower valve plate 43 are used for ensuring the flatness of the main valve plate 42 and further improving the sealing performance.
Preferably, the main valve plate 42 is made of a high-temperature resistant elastic material, so that the sealing property in the closed state of the switching valve is improved.
Preferably, a sealing mechanism 7 is installed at a position of the valve body 1 where the connecting rod mechanism 3 penetrates to ensure sealing of the switching valve, and the actuator 2 is installed on the valve body 1 through a bracket 8.
Preferably, maintenance door 9 is installed at the top of valve body 1, goes up maintenance door 9 and is used for the maintenance to sealing mechanism 7, side maintenance door 10 is installed to the both sides of sealing base 5 on valve body 1 for the maintenance to valve plate 4, link mechanism 3 and guiding mechanism 6.
To sum up, the utility model discloses a high leakproofness temperature resistant diverter valve is on link mechanism through the fixed valve plate of spherical washer under locking mechanism's pressure to stretch out and contract back through actuating mechanism and compress tightly the valve plate on seal base or keep away from, realize closing and opening of diverter valve, cancelled soft seal material, under the prerequisite of guaranteeing the gas tightness, increased the life of diverter valve, avoided frequently changing the problem that soft seal material influences work efficiency.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides a high leakproofness temperature resistant diverter valve, its characterized in that, includes valve body and actuating mechanism, actuating mechanism installs the outside at the valve body, actuating mechanism's output installation connecting rod mechanism, connecting rod mechanism passes the valve body and stretches into the valve body inboard, the last installation valve plate of connecting rod mechanism, this internal installation sealing base of valve, the sealing base middle part sets up the circulation passageway, sealing base's both sides set up opening and outside pipeline or equipment intercommunication on the valve body, actuating mechanism drive valve plate stretches out and covers the closing that realizes the diverter valve on sealing base closed circulation passageway with the valve plate to the opening of diverter valve is realized to the retraction through actuating mechanism.
2. The high-sealing temperature-resistant switching valve according to claim 1, wherein the connecting rod mechanism comprises a connecting rod, a locking mechanism and a spherical gasket, the valve plate is arranged on the connecting rod in a penetrating manner, the spherical gaskets are arranged at the upper and lower positions of the valve plate, and the locking mechanism is arranged outside the spherical gaskets to fix the valve plate on the connecting rod.
3. The high-sealing temperature-resistant switching valve according to claim 2, wherein a guide rod is mounted at the bottom of the connecting rod, the bottom end of the guide rod extends into a guide mechanism, and the guide mechanism is fixedly mounted at the bottom of the sealing base.
4. The high-sealability temperature-resistant switching valve according to claim 2, wherein the valve plate comprises an upper valve plate, a main valve plate and a lower valve plate, the main valve plate is arranged between the upper valve plate and the lower valve plate, the upper valve plate and the lower valve plate are pressed on the upper side and the lower side of the main valve plate through spherical gaskets, and the upper valve plate and the lower valve plate are used for ensuring the flatness of the main valve plate.
5. The high-sealing temperature-resistant switching valve according to claim 4, wherein the main valve plate is made of a high-temperature-resistant elastic material.
6. The high-leakproofness temperature-resistant switching valve according to claim 1, wherein a sealing mechanism is installed at a position, penetrating through a connecting rod mechanism, on the valve body.
7. The high-sealability temperature-resistant switching valve according to claim 1, wherein the actuator is mounted on the valve body by a bracket.
8. The high-sealing temperature-resistant switching valve according to claim 1, wherein an upper maintenance door is installed on the top of the valve body, and side maintenance doors are installed on two sides of a sealing base on the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123031285.XU CN216478996U (en) | 2021-12-03 | 2021-12-03 | High-sealing temperature-resistant switching valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123031285.XU CN216478996U (en) | 2021-12-03 | 2021-12-03 | High-sealing temperature-resistant switching valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216478996U true CN216478996U (en) | 2022-05-10 |
Family
ID=81419999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123031285.XU Active CN216478996U (en) | 2021-12-03 | 2021-12-03 | High-sealing temperature-resistant switching valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216478996U (en) |
-
2021
- 2021-12-03 CN CN202123031285.XU patent/CN216478996U/en active Active
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