CN218761473U - Sealing structure of air valve - Google Patents
Sealing structure of air valve Download PDFInfo
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- CN218761473U CN218761473U CN202223270621.0U CN202223270621U CN218761473U CN 218761473 U CN218761473 U CN 218761473U CN 202223270621 U CN202223270621 U CN 202223270621U CN 218761473 U CN218761473 U CN 218761473U
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Abstract
The utility model relates to an air valve equipment technical field specifically is a seal structure of air valve, the internally mounted of air valve main part has seal assembly, compensation assembly is installed to the outer end of air valve main part, seal assembly installs the valve shaft in the middle of the air valve main part is inside including rotating, the valve plate is installed to the outer wall of valve shaft, and the valve plate setting is in the inboard of air valve main part, two arc connecting plates are installed to the inner wall symmetry of air valve main part, and two arc connecting plates set up respectively in the outer wall both sides of valve plate, two the seal receptacle is all installed to the position department that the outer wall of arc connecting plate is close to the valve plate, and the seal receptacle is provided with sealing mechanism, compensation assembly is including installing in the compensation receptacle that the air valve main part outer wall corresponds valve shaft position department. A seal structure of blast gate, can carry out length compensation to the part of valve shaft wearing and tearing, improve the sealed effect when using, improve the accuracy of whole device, bring better use prospect.
Description
Technical Field
The utility model relates to an air valve equipment technical field specifically is a seal structure of air valve.
Background
An air valve, also called an air volume adjusting valve, is an indispensable auxiliary device in ventilation, air conditioning and dust removal engineering in the industrial production process, is generally used in a pipeline of a ventilation system for adjusting the air volume in the pipeline, and can also be used for mixed adjustment of fresh air and return air, for example, a Chinese patent discloses an air valve (with the publication number of CN 203202250U), and the patent technology is that a sealing ring is additionally arranged on a disc, and the disc and a cylinder form a sealing structure by the aid of the sealing ring. The technical effect is that the sealing performance of the air valve is improved;
however, the air valve disclosed by the above publication still has some defects in use that the air valve is not sealed by a sealing structure, so that the sealing performance cannot be well improved, and secondly, the valve plate is shaken when the valve shaft is worn, so that the valve plate and the valve body are intermittent, and the sealing performance in use is also affected. Accordingly, those skilled in the art have provided a sealing structure of a damper to solve the problems set forth in the background art described above.
Disclosure of Invention
An object of the utility model is to provide a seal structure of blast gate to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a sealing structure of an air valve comprises an air valve main body, wherein a sealing assembly is installed inside the air valve main body, and a compensation assembly is installed at the outer end of the air valve main body;
the sealing assembly comprises a valve shaft rotatably mounted in the middle of the inside of the air valve main body, a valve plate is mounted on the outer wall of the valve shaft and arranged on the inner side of the air valve main body, two arc-shaped connecting plates are symmetrically mounted on the inner wall of the air valve main body and respectively arranged on two sides of the outer wall of the valve plate, sealing seats are mounted on the outer walls of the two arc-shaped connecting plates and close to the valve plate, and sealing mechanisms are arranged on the sealing seats;
the compensation assembly comprises a compensation seat arranged on the outer wall of the air valve main body and corresponding to the position of the valve shaft, a connecting sleeve is embedded in the middle of the interior of the compensation seat, the valve shaft is connected to the interior of the connecting sleeve in a rotating mode, and an adjusting mechanism is arranged between the connecting sleeve and the valve shaft.
As a further aspect of the present invention: sealing mechanism installs the connection slide in two inside both sides of seal receptacle including the symmetry, two the inside of seal receptacle corresponds the position department of connecting the slide and has all seted up the connection spout, two the equal distance in inside of seal receptacle installs the connection slide bar.
As a further aspect of the present invention: the outside of connecting the slide bar all overlaps and is equipped with and pushes up the movable spring, and pushes up the movable spring setting between two inboards of connecting the slide, two assorted connection slide opening, two are all seted up to the position department that the inside of connecting the slide corresponds the connection slide bar the sealed pad of all installing of the outer wall of connecting the slide.
As the utility model discloses further scheme again: the compensating assembly comprises a thread adjusting groove formed in the bottom of the connecting sleeve, a thread adjusting plate is in threaded connection with the position, corresponding to the thread adjusting groove, inside of the connecting sleeve, a regulating block is fixedly mounted in the middle of the top of the thread adjusting plate, and the regulating block is arranged on the inner side of the connecting sleeve.
As a further aspect of the present invention: the upper portion of regulating block installs the dish spring, the outer end of valve shaft corresponds the position department of dish spring and installs the connection bearing, dish spring and connection bearing all set up the inside at the adapter sleeve.
As a further aspect of the present invention: the outer end fixed mounting of valve shaft has the regulating arm, the outside of blast gate main part is close to the position department of regulating arm and installs the link, it is connected with the telescopic link to rotate between link and the regulating arm.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when using, place the seal receptacle through the arc connecting plate, in order to improve the leakproofness between valve plate and the blast gate main part, then can be through pushing up the movable spring top between two inboards of connecting the slide, then can realize two sealed pad laminatings between arc connecting plate and valve plate, realize improving the effect of leakproofness.
2. In order to avoid the valve shaft wearing and tearing, then can install the dish spring between regulating block and connecting bearing through sleeving the valve shaft in the inside of adapter sleeve, then can withstand connecting bearing through the dish spring and support the part that the valve shaft wore and tear, realize the length of compensation wearing and tearing, realize that the valve plate keeps the inner wall at the blast gate main part, has avoided the gap that the skew produced, has improved the leakproofness when the valve plate uses.
Drawings
FIG. 1 is a schematic structural view of a sealing structure of an air valve;
FIG. 2 is a schematic structural view of a seal seat in a seal structure of an air valve;
fig. 3 is a schematic structural view of a compensating seat in a sealing structure of an air valve.
In the figure: 1. a damper main body; 2. a valve shaft; 3. a valve plate; 4. a compensating seat; 5. an arc-shaped connecting plate; 6. a sealing seat; 7. a connecting frame; 8. a telescopic rod; 9. an adjusting arm; 10. connecting the sliding chute; 11. connecting a sliding plate; 12. a gasket; 13. connecting a sliding rod; 14. a connecting slide hole; 15. pushing a spring; 16. connecting sleeves; 17. a regulating block; 18. a disc spring; 19. connecting a bearing; 20. a threaded adjustment plate; 21. and (4) adjusting the groove by screw threads.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, a sealing structure of an air valve includes an air valve main body 1, a sealing assembly is installed inside the air valve main body 1, and a compensation assembly is installed at an outer end of the air valve main body 1;
the sealing assembly comprises a valve shaft 2 rotatably mounted in the middle of the inside of the air valve main body 1, a valve plate 3 is mounted on the outer wall of the valve shaft 2, the valve plate 3 is arranged on the inner side of the air valve main body 1, two arc-shaped connecting plates 5 are symmetrically mounted on the inner wall of the air valve main body 1, the two arc-shaped connecting plates 5 are respectively arranged on two sides of the outer wall of the valve plate 3, sealing seats 6 are mounted at positions, close to the valve plate 3, of the outer walls of the two arc-shaped connecting plates 5, and sealing mechanisms are arranged on the sealing seats 6;
the compensation assembly comprises a compensation seat 4 arranged on the outer wall of the air valve main body 1 and corresponding to the position of the valve shaft 2, a connecting sleeve 16 is embedded in the middle of the interior of the compensation seat 4, the valve shaft 2 is rotatably connected to the interior of the connecting sleeve 16, and an adjusting mechanism is arranged between the connecting sleeve 16 and the valve shaft 2.
In FIGS. 1-2: sealing mechanism installs the connection slide 11 in the inside both sides of two seal receptacle 6 including the symmetry, and the inside of two seal receptacle 6 corresponds the position department of connecting slide 11 and has all seted up connection spout 10, and the equal distance in inside of two seal receptacle 6 is installed and is connected slide bar 13, through the cooperation of connecting slide bar 13 and connecting slide hole 14, drives two and connects the more stable slides of slide 11.
In fig. 2: connect the outside of slide bar 13 all the cover and be equipped with top movable spring 15, and top movable spring 15 sets up between two inboards of connecting slide 11, assorted connection slide opening 14 has all been seted up to the inside department that corresponds connecting slide bar 13 of two connecting slides 11, sealed pad 12 is all installed to two outer walls of connecting slide 11, through top movable spring 15 top between two inboards of connecting slide 11, then can realize two sealed pads 12 laminating between arc connecting plate 5 and valve plate 3, realize improving the effect of leakproofness.
In fig. 2-3: the compensation assembly is including seting up in the screw thread adjustment groove 21 of adapter sleeve 16 bottom, the position department threaded connection that the inside of adapter sleeve 16 corresponds screw thread adjustment groove 21 has screw thread adjustment plate 20, department fixed mounting has regulating block 17 in the middle of screw thread adjustment plate 20's the top, and regulating block 17 sets up the inboard at adapter sleeve 16, withstand coupling bearing 19 through dish spring 18 and support the part of valve shaft 2 wearing and tearing, realize the length of compensation wearing and tearing, realize that valve plate 3 keeps the inner wall at blast gate main part 1, the gap that the skew produced has been avoided, the leakproofness when 3 uses of valve plate has been improved.
In fig. 1 and 3: the upper portion of regulating block 17 is installed the dish spring 18, and the outer end of valve shaft 2 is installed connection bearing 19 corresponding to the position department of dish spring 18, and dish spring 18 all sets up the inside at adapter sleeve 16 with connection bearing 19.
In fig. 1: the outer end fixed mounting of valve shaft 2 has regulating arm 9, and link 7 is installed to the outside of blast gate main part 1 near the position department of regulating arm 9, rotates between link 7 and the regulating arm 9 and is connected with telescopic link 8, through 8 pulling regulating arm 9 of telescopic link, realizes adjusting the 3 angles of valve plate of valve shaft 2 department.
The utility model discloses a theory of operation is: when using, place seal receptacle 6 through arc connecting plate 5, top between two inboards of connecting slide 11 through top floating spring 15, then can realize two sealed 12 laminatings between arc connecting plate 5 and valve plate 3 of filling up, realize improving the effect of leakproofness, in order to avoid valve shaft 2 wearing and tearing, then can be through the inside at adapter sleeve 16 with valve shaft 2 cover, install dish spring 18 between regulating block 17 and connecting bearing 19, then can withstand the part that connecting bearing 19 supported the wearing and tearing of valve shaft 2 through dish spring 18, realize compensating wearing and tearing length, realize that valve plate 3 keeps the inner wall at blast gate main part 1, the gap that the skew produced has been avoided, the leakproofness when having improved valve plate 3 uses, and is relatively practical.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The sealing structure of the air valve comprises an air valve main body (1), and is characterized in that a sealing assembly is installed inside the air valve main body (1), and a compensation assembly is installed at the outer end of the air valve main body (1);
the sealing assembly comprises a valve shaft (2) rotatably mounted in the middle of the inside of an air valve main body (1), a valve plate (3) is mounted on the outer wall of the valve shaft (2), the valve plate (3) is arranged on the inner side of the air valve main body (1), two arc-shaped connecting plates (5) are symmetrically mounted on the inner wall of the air valve main body (1), the two arc-shaped connecting plates (5) are respectively arranged on two sides of the outer wall of the valve plate (3), sealing seats (6) are mounted on the outer walls of the two arc-shaped connecting plates (5) at positions close to the valve plate (3), and sealing mechanisms are arranged on the sealing seats (6);
the compensation assembly comprises a compensation seat (4) installed on the outer wall of the air valve main body (1) corresponding to the position of the valve shaft (2), a connecting sleeve (16) is installed at the middle of the inside of the compensation seat (4) in an embedded mode, the valve shaft (2) is rotatably connected to the inside of the connecting sleeve (16), and an adjusting mechanism is arranged between the connecting sleeve (16) and the valve shaft (2).
2. The sealing structure of the air valve according to claim 1, characterized in that the sealing mechanism comprises connecting sliding plates (11) symmetrically arranged on two sides of the inner part of the two sealing seats (6), connecting sliding grooves (10) are respectively arranged at positions corresponding to the connecting sliding plates (11) in the inner parts of the two sealing seats (6), and connecting sliding rods (13) are arranged in the inner parts of the two sealing seats (6) at equal intervals.
3. The sealing structure of the air valve according to claim 2, wherein the outer portions of the connecting sliding rods (13) are respectively sleeved with a pushing spring (15), the pushing springs (15) are arranged between the inner sides of the two connecting sliding plates (11), the positions, corresponding to the connecting sliding rods (13), of the inner portions of the two connecting sliding plates (11) are respectively provided with a matched connecting sliding hole (14), and the outer walls of the two connecting sliding plates (11) are respectively provided with a sealing gasket (12).
4. The sealing structure of the air valve is characterized in that the compensation assembly comprises a thread adjusting groove (21) formed in the bottom of the connecting sleeve (16), a thread adjusting plate (20) is connected to the position, corresponding to the thread adjusting groove (21), in the connecting sleeve (16) in a threaded mode, an adjusting block (17) is fixedly installed in the middle of the top of the thread adjusting plate (20), and the adjusting block (17) is arranged on the inner side of the connecting sleeve (16).
5. A sealing structure of an air valve according to claim 4, characterized in that a disc spring (18) is installed on the upper portion of the adjusting block (17), a connecting bearing (19) is installed at the position of the outer end of the valve shaft (2) corresponding to the disc spring (18), and the disc spring (18) and the connecting bearing (19) are both arranged inside the connecting sleeve (16).
6. The sealing structure of the air valve according to claim 1, wherein an adjusting arm (9) is fixedly mounted at the outer end of the valve shaft (2), a connecting frame (7) is mounted at a position, close to the adjusting arm (9), on the outer portion of the air valve main body (1), and an expansion link (8) is rotatably connected between the connecting frame (7) and the adjusting arm (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223270621.0U CN218761473U (en) | 2022-12-07 | 2022-12-07 | Sealing structure of air valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223270621.0U CN218761473U (en) | 2022-12-07 | 2022-12-07 | Sealing structure of air valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218761473U true CN218761473U (en) | 2023-03-28 |
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ID=85680493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223270621.0U Active CN218761473U (en) | 2022-12-07 | 2022-12-07 | Sealing structure of air valve |
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| Country | Link |
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| CN (1) | CN218761473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538305A (en) * | 2023-05-20 | 2023-08-04 | 德州隆达空调设备集团有限公司 | Air valve structure and system with air smoke content early warning |
-
2022
- 2022-12-07 CN CN202223270621.0U patent/CN218761473U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116538305A (en) * | 2023-05-20 | 2023-08-04 | 德州隆达空调设备集团有限公司 | Air valve structure and system with air smoke content early warning |
| CN116538305B (en) * | 2023-05-20 | 2023-10-10 | 德州隆达空调设备集团有限公司 | Air valve structure and system with air smoke content early warning |
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