CN219911773U - Exhaust valve - Google Patents
Exhaust valve Download PDFInfo
- Publication number
- CN219911773U CN219911773U CN202320940174.0U CN202320940174U CN219911773U CN 219911773 U CN219911773 U CN 219911773U CN 202320940174 U CN202320940174 U CN 202320940174U CN 219911773 U CN219911773 U CN 219911773U
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- CN
- China
- Prior art keywords
- sealing
- sealing sheets
- frame
- hole
- exhaust valve
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 98
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 238000013022 venting Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 239000000428 dust Substances 0.000 abstract description 6
- 230000001360 synchronised effect Effects 0.000 description 10
- 238000009423 ventilation Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Air-Flow Control Members (AREA)
Abstract
The utility model provides an exhaust valve, which comprises a frame with a through hole in the middle, a plurality of sealing sheets which are all rotatably arranged on the frame, and a driving device for driving the sealing sheets to rotate, wherein the sealing sheets can rotate to control the opening and closing of the through hole, and when the sealing sheets rotate to a through hole sealing state, the adjacent sealing sheets are overlapped with each other in part area in the thickness direction. Through above-mentioned setting, when can making the reclosing through-hole, constitute the state that the level was piled up between each sealing fin, improved from this to through-hole confined effect, ensure that air or dust can not circulate in the inside and outside of frame, reach the standard of control emission, also can ensure not have other articles to enter into building or equipment from the through-hole, improve user's use experience and device life.
Description
Technical Field
The utility model belongs to the technical field of air quantity regulating valves, and particularly relates to an exhaust valve.
Background
The air quantity regulating valve is called as exhaust valve for short, is an indispensable end fitting of central air conditioner in the ventilation, air conditioning and air purifying engineering of civil building of industrial factory building, is generally used in air conditioner and ventilating system pipeline for regulating the air quantity of branch pipe, and can also be used for mixing regulation of fresh air and return air.
When the existing air valve is used for sealing the ventilation opening, gaps remain among the blades, so that the sealing effect is poor, a small amount of air is discharged, the emission standard cannot be met, meanwhile, external dust or rainwater is easy to attack the inside of the air exhaust valve, the sealing effect is poor, and the operation of an internal device is influenced.
Disclosure of Invention
The utility model aims to at least solve one of the technical problems in the prior art, and provides the exhaust valve which can solve the problems that a small amount of gas is exhausted after the ventilation opening is closed, the exhaust standard is not met, the sealing effect is poor and the like of the existing exhaust valve.
The utility model adopts the following technical scheme:
an exhaust valve, comprising:
the middle part of the frame is provided with a through hole;
the sealing sheets are rotatably arranged on the frame, the opening and closing of the through holes can be controlled by the rotation of the sealing sheets, and when the sealing sheets rotate to the through hole closing state, the adjacent sealing sheets are overlapped in part area in the thickness direction;
and the driving device is used for driving the sealing sheet to rotate.
Further, a plurality of sealing sheets are arranged on the frame in parallel at intervals.
Further, when the plurality of sealing sheets rotate to the through hole sealing state, each sealing sheet swings to be obliquely arranged, and a gap remains between every two adjacent sealing sheets.
Further, the sealing device also comprises a synchronizing structure which is respectively connected with the sealing sheets in a transmission way, and the driving device drives the sealing sheets to synchronously act by driving the synchronizing structure.
Further, the synchronous structure comprises a plurality of connecting pieces fixedly connected with the sealing pieces respectively and moving pieces hinged with the connecting pieces respectively, and the driving device drives the moving pieces to linearly move so as to drive the connecting pieces to swing.
Further, the synchronous structures are provided with two groups and are respectively and correspondingly arranged at two ends of each sealing piece.
Further, the sealing device also comprises a plurality of separating pieces, wherein the separating pieces are distributed on the frame at intervals in parallel, and the sealing sheets are rotatably arranged on the frame or the separating pieces.
Further, each sealing piece is provided with a plurality of V-shaped grooves.
Compared with the prior art, the utility model has the beneficial effects that:
when the exhaust valve is used, the frame can be correspondingly arranged at the end part of the ventilation opening of the building or large-scale equipment, and when the through hole needs to be closed, the driving device can be started to drive each sealing piece to rotate until the plurality of sealing pieces seal the whole through hole, so that the ventilation of the air or dust is blocked. Through above-mentioned setting, when can making the reclosing through-hole, constitute the state that the level was piled up between each sealing fin, improved from this to through-hole confined effect, ensure that air or dust can not circulate in the inside and outside of frame, reach the standard of control emission, also can ensure not have other articles to enter into building or equipment from the through-hole, improve user's use experience and device life.
Drawings
FIG. 1 is a schematic view of the construction of a preferred embodiment of the air vent valve of the present utility model;
fig. 2 is a cross-sectional view of a preferred embodiment of the air vent valve of the present utility model.
Wherein, each reference sign in the figure:
10. a frame; 20. a sealing sheet; 201. a V-shaped groove; 301. a connecting piece; 302. a moving member; 40. a partition; 50. a rotating shaft.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
The utility model is shown with reference to fig. 1-2, comprising a frame 10 with a through hole in the middle, a plurality of sealing sheets 20 rotatably arranged on the frame 10, and a driving device for driving the sealing sheets 20 to rotate, wherein the sealing sheets 20 can rotate to control the opening and closing of the through hole, and when the sealing sheets 20 rotate to the through hole closing state, the adjacent sealing sheets 20 are overlapped with each other in part area in the thickness direction. When the scheme is used, the frame 10 can be correspondingly arranged on the end part of a ventilation opening of a building or large-scale equipment, and when the through hole needs to be closed, the driving device can be started to drive each sealing piece 20 to rotate until the plurality of sealing pieces 20 seal the whole through hole, so that the ventilation of the air or dust is blocked. Through the arrangement, when the through holes are closed again, the sealing sheets 20 form a layer stack state, so that the effect of sealing the through holes is improved, air or dust is ensured not to flow through the inside and outside of the frame 10, the emission control standard is achieved, other objects are ensured not to enter the building or equipment from the through holes, and the user experience and the service life of the device are improved.
As a preferred embodiment of the utility model, it may also have the following additional technical features:
in this embodiment, referring to fig. 1-2, a plurality of sealing sheets 20 are disposed on the frame 10 in parallel and spaced apart. Through the arrangement, the arrangement directions of the sealing sheets 20 can be ensured to be consistent, and meanwhile, the rotation directions of the sealing sheets 20 can be consistent, so that after the through holes are sealed by the rotating sealing sheets 20, the sealing sheets 20 can form a layered stacked state, and the effect of sealing the through holes is improved. In other embodiments, the plurality of sealing sheets 20 may be alternatively arranged, but the through holes may be closed only after rotation, and the present utility model is not limited thereto.
In this embodiment, as shown in fig. 1-2, when the plurality of sealing sheets 20 rotate to the through hole sealing state, each sealing sheet 20 swings to an inclined position, and a gap is reserved between two adjacent sealing sheets 20. By the above-described inclined arrangement, it is ensured that the tip of the previous sealing sheet 20 can overlap with the tip of the next sealing sheet 20 in the thickness direction after closing the through hole.
In this embodiment, referring to fig. 1, the device further includes a synchronization structure in driving connection with each sealing plate 20, and the driving device drives each sealing plate 20 to perform a synchronous action by driving the synchronization structure. Through the setting of synchronization structure, can make each sealing piece 20 synchronous realization rotate simultaneously, ensure that each sealing piece 20 can not take place the mutual interference at the rotation in-process, avoid the collision to cause wearing and tearing, also can avoid appearing individual sealing piece 20 rotation dyssynchrony and lead to sealing effect subalternation problem simultaneously.
In combination with the above arrangement of the synchronization structure, in this embodiment, referring to fig. 1, the synchronization structure includes a plurality of connecting members 301 fixedly connected to each of the sealing plates 20, and moving members 302 hinged to each of the connecting members 301, and the driving device drives the moving members 302 to linearly move so as to drive each of the connecting members 301 to swing. Through the above arrangement, when the synchronous rotation of each sealing piece 20 needs to be controlled, the driving device can be started to drive the moving piece 302 to do linear motion at this time, each connecting piece 301 hinged with the moving piece 302 swings along with the linear motion of the moving piece 302, and finally, the synchronous rotation of each sealing piece 20 under the swinging action of the connecting piece 301 is ensured, so that the through hole is closed or opened. The mode is simple in structure and convenient to operate, the synchronous rotation effect of each sealing piece 20 can be guaranteed to be good, and the sealing tightness of the through holes is improved. In other embodiments, the synchronizing structure may further include a gear and a rack engaged with the gear at an end of the sealing sheet 20, and the synchronous rotation of each sealing sheet 20 can be achieved by the engagement of the gear and the rack.
In this embodiment, referring to fig. 1, two sets of synchronization structures are provided and are respectively and correspondingly disposed at two ends of each sealing plate 20. Through setting up in the both sides of sealing piece 20 respectively, through each sealing piece 20 of two sets of synchronous structure simultaneous control, the rotation action of each sealing piece 20 of control that can be better improves the harmony of synchronous action and to the effect of closing or opening of through-hole.
In this embodiment, as shown in fig. 1, the sealing device further includes a plurality of spacers 40, wherein the spacers 40 are all parallel and spaced on the frame 10, and the sealing sheets 20 are rotatably disposed on the frame 10 or the spacers 40. Wherein the spacers 40 themselves serve to strengthen the overall structure of the frame 10, increasing the structural stability and service life of the frame 10. Meanwhile, through the arrangement of the separating piece 40, each sealing piece 20 is separated into smaller shapes and arranged on the frame 10 or the separating piece 40, the specification of each sealing piece 20 can be reduced, the production cost of the sealing piece 20 is reduced, meanwhile, the moment born by the rotation of the sealing piece 20 is reduced, and the service life of the sealing piece 20 is prolonged.
In this embodiment, referring to fig. 1-2, each sealing plate 20 is provided with a plurality of V-shaped grooves 201. Wherein each sealing piece 20 can be rotatably arranged on the frame 10 through the rotating shaft 50, and through the arrangement of the V-shaped grooves 201, the rotating shaft 50 can be embedded and fixed in the V-shaped grooves 201 on each sealing piece 20, thereby realizing the fixed connection between the rotating shaft 50 and the sealing piece 20, improving the stability of the whole structure and ensuring that the rotating closing action can be smoothly carried out.
The above additional technical features can be freely combined and superimposed by a person skilled in the art without conflict.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (8)
1. Exhaust valve, its characterized in that includes:
a frame (10) with a through hole in the middle;
the sealing sheets (20) are rotatably arranged on the frame (10), the sealing sheets (20) can rotate to control the opening and closing of the through holes, and when the sealing sheets (20) rotate to the through hole closing state, two adjacent sealing sheets (20) are overlapped in part area in the thickness direction;
and the driving device is used for driving the sealing sheet (20) to rotate.
2. A vent valve as claimed in claim 1, wherein a plurality of said sealing strips (20) are each disposed in parallel spaced relation on said frame (10).
3. The exhaust valve according to claim 2, wherein when the plurality of sealing sheets (20) are rotated to the through hole closing state, each sealing sheet (20) swings to an inclined arrangement, and a gap remains between adjacent sealing sheets (20).
4. The exhaust valve according to claim 1, further comprising a synchronizing structure drivingly connected to each of the sealing sheets (20), wherein the driving means drives each of the sealing sheets (20) to act synchronously by driving the synchronizing structure.
5. The exhaust valve according to claim 4, wherein the synchronizing structure comprises a plurality of connecting members (301) fixedly connected with the sealing sheets (20) respectively, and a moving member (302) hinged with each connecting member (301), and the driving device drives the moving member (302) to linearly move so as to drive each connecting member (301) to swing.
6. The exhaust valve according to claim 5, characterized in that said synchronizing structures are provided in two groups and are respectively provided at both ends of each of said sealing sheets (20).
7. The exhaust valve according to claim 1, further comprising a plurality of spacers (40), wherein a plurality of the spacers (40) are arranged on the frame (10) at intervals in parallel, and a plurality of the sealing sheets (20) are rotatably arranged on the frame (10) or the spacers (40).
8. A venting valve as claimed in claim 1, characterized in that each sealing plate (20) is provided with a plurality of V-shaped grooves (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320940174.0U CN219911773U (en) | 2023-04-23 | 2023-04-23 | Exhaust valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320940174.0U CN219911773U (en) | 2023-04-23 | 2023-04-23 | Exhaust valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219911773U true CN219911773U (en) | 2023-10-27 |
Family
ID=88432439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320940174.0U Active CN219911773U (en) | 2023-04-23 | 2023-04-23 | Exhaust valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219911773U (en) |
-
2023
- 2023-04-23 CN CN202320940174.0U patent/CN219911773U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |