CN216766237U - Gas film structure with exhaust device at top - Google Patents
Gas film structure with exhaust device at top Download PDFInfo
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- CN216766237U CN216766237U CN202121886246.5U CN202121886246U CN216766237U CN 216766237 U CN216766237 U CN 216766237U CN 202121886246 U CN202121886246 U CN 202121886246U CN 216766237 U CN216766237 U CN 216766237U
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Abstract
The utility model discloses an air film structure with an exhaust device at the top, which comprises an air film main body, wherein a door body is arranged on the outer side of the air film main body, a lower shell is arranged above the air film main body, an inner partition plate is fixed inside the lower shell, an upper shell is arranged above the lower shell, an adsorption layer is fixed at the position, above the inner partition plate, a filter screen is fixed at the position, below the adsorption layer, inside the inner partition plate, a fixing frame is fixed inside the upper shell, a telescopic rod is fixed above the fixing frame, a spring is sleeved outside the telescopic rod, and the upper end of the telescopic rod is fixedly connected with a cover plate. According to the utility model, through the arrangement of the cover plate, when the air pressure in the air film main body is greater than the outdoor air pressure and the weight of the cover plate, the cover plate can be jacked up, so that the air in the air film main body enters the inner partition plate through the air outlet, and finally is discharged out of the air film main body.
Description
Technical Field
The utility model belongs to the technical field of air film buildings, and particularly relates to an air film structure with an exhaust device at the top.
Background
The air film building is a building structure system which adopts a high-strength flexible film material as a shell, is provided with a set of intelligent electromechanical equipment, provides positive pressure of air in the air film building and supports a building main body. The working principle is that the membrane material is fixed on the periphery of the ground foundation structure, after the air pressure in the room is raised to a certain pressure by using the air supply system, the pressure difference is generated between the inside and the outside of the roof to resist the external force, and the roof is supported by the air pressure without any beam or column, so that a larger utilization space can be obtained.
Through the retrieval, chinese patent No. CN211172757U discloses a manual switching formula air film roof exhaust apparatus, including exhaust hole and air film, the exhaust hole sets up the top of air film, the internal surface of air film corresponds exhaust hole department is equipped with the diaphragm separation blade, one side welding of diaphragm separation blade is in the internal surface of air film, the opposite side of diaphragm separation blade is fixed with aluminium alloy sheet, the internal surface of air film corresponds the both sides in exhaust hole are equipped with the sheath, stainless steel wire rope has been worn to the inside wall of sheath, stainless steel wire rope's center department with aluminium alloy sheet fixed connection, stainless steel wire rope's both ends are connected with the capstan winch respectively.
In above-mentioned scheme, through manual rotation capstan winch, open the exhaust hole finally, reach the effect to the carminative air film, nevertheless in the in-service use, exhaust the air film through manual mode, it is comparatively inconvenient to operate, for this reason, we propose a top have exhaust apparatus's air film structure and solve above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention provides an air film structure with an exhaust device on the top, wherein a cover plate is arranged, when the air pressure in the air film main body is greater than the outdoor air pressure and the weight of the cover plate, the cover plate is jacked up, so that the air in the air film main body enters the inner partition plate through an exhaust port, and finally the air film main body is exhausted.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a top has exhaust apparatus's air film structure, includes the air film main part, the outside of air film main part is provided with a body, and the top of air film main part is provided with down the casing, the inside of casing is fixed with the inner baffle down, and the top of casing is provided with the casing down, the inside of inner baffle is located top position department and is fixed with the adsorbed layer, and the inside of inner baffle is located the below position department of adsorbed layer and is fixed with the filter screen, the inside of going up the casing is fixed with the mount, the top of mount is fixed with the telescopic link, the spring has been cup jointed to the outside of telescopic link, and the upper end fixedly connected with apron of telescopic link.
Preferably, a backflow cavity is formed in a space between the inner partition plate and the lower shell, and backflow ports are symmetrically formed in positions, located above two sides of the inner partition plate, of the inner partition plate.
Preferably, an air outlet is formed in the position, corresponding to the inner partition plate, above the air film main body, and a wind wheel is arranged in the position, located below, inside the inner partition plate.
Preferably, a pipeline is connected to the position, corresponding to the backflow cavity, inside the gas film main body, and a one-way valve is arranged at one end of the pipeline.
Preferably, the filter screen is a component made of metal, and the adsorption layer is a component made of activated carbon.
Preferably, a sealing ring is fixed at the bottom of the cover plate, and the sealing ring is a rubber component.
Preferably, a first magnet is fixed at a position close to the edge of the bottom of the cover plate, and a second magnet is fixed above the exhaust port at a position corresponding to the first magnet.
Compared with the prior art, the utility model has the beneficial effects that:
1. by arranging the cover plate, when the air pressure in the air film main body is greater than the outdoor air pressure and the weight of the cover plate, the cover plate is jacked up, so that the air in the air film main body enters the inner partition plate through the air outlet and is finally discharged out of the air film main body;
2. through setting up backward flow mouth and backward flow chamber, make partly air discharge through the passageway of opening between apron and the last casing, another part air then loops through backward flow mouth, backward flow chamber and pipeline and flows back in the air film main part, when automatically regulated air film main part and outdoor atmospheric pressure difference, can prevent again that the condition of a large amount of losses in the short time from appearing in the air film main part.
Drawings
FIG. 1 is a schematic structural diagram of a gas film structure with a top exhaust device according to the present invention;
FIG. 2 is a schematic cross-sectional view of a lower shell and an upper shell in a gas film structure with a top exhaust device according to the present invention;
FIG. 3 is a schematic cross-sectional view of the lower and upper shells of a gas film structure with a top exhaust device according to the present invention;
FIG. 4 is a schematic cross-sectional view of an upper housing of a gas film structure with a top venting device according to the present invention.
In the figure: the air film comprises an air film main body 1, a door body 2, a lower shell 3, an inner partition plate 4, a wind wheel 5, a filter screen 6, an adsorption layer 7, a reflux port 8, an upper shell 9, a fixing frame 10, an expansion link 11, a spring 12, a cover plate 13, a sealing ring 14, a first magnet 15, a reflux cavity 16, a pipeline 17, a one-way valve 18 and an exhaust port 19.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an air film structure with an exhaust device on the top comprises an air film main body 1, a door body 2 is arranged on the outer side of the air film main body 1, a lower shell 3 is arranged above the air film main body 1, an inner baffle 4 is fixed inside the lower shell 3, an upper shell 9 is arranged above the lower shell 3, an adsorption layer 7 is fixed inside the inner baffle 4 at an upper position, a filter screen 6 is fixed inside the inner baffle 4 at a lower position below the adsorption layer 7, the filter screen 6 is a component made of metal, the adsorption layer 7 is a component made of active carbon, an exhaust port 19 is arranged above the air film main body 1 at a position corresponding to the inner baffle 4, a wind wheel 5 is arranged inside the inner baffle 4 at a lower position, a fixing frame 10 is fixed inside the upper shell 9, a telescopic rod 11 is fixed above the fixing frame 10, a spring 12 is sleeved outside the telescopic rod 11, and the upper end of the telescopic rod 11 is fixedly connected with a cover plate 13.
In fig. 2, a backflow cavity 16 is formed in a space between the inner partition plate 4 and the lower housing 3, backflow ports 8 are symmetrically formed in positions, which are located above two sides of the inner partition plate 4, a pipeline 17 is connected to a position, which corresponds to the backflow cavity 16, inside the air film main body 1, one end of the pipeline 17 is provided with a one-way valve 18, a part of air is discharged through a channel opened between the cover plate 13 and the upper housing 9, and the other part of air flows back into the air film main body 1 through the backflow ports 8, the backflow cavity 16 and the pipeline 17 in sequence, so that when the air pressure difference between the air film main body 1 and the outdoor air is adjusted, the situation that a large amount of air in the air film main body 1 is lost in a short time can be prevented.
In fig. 4, a seal ring 14 is fixed to the bottom of the cover plate 13, the seal ring 14 is a rubber member, and the seal ring 14 can prevent air leakage between the cover plate 13 and the upper case 9 when the air film body 1 and the outdoor air pressure are in a balanced state.
In fig. 4, a first magnet 15 is fixed at a position near the edge of the bottom of the cover plate 13, a second magnet is fixed at a position above the exhaust opening 19 corresponding to the first magnet 15, after the air pressure of the air film main body 1 and the outdoor air gradually tends to be balanced, the cover plate 13 is lowered, the spring 12 can play a role of buffering, and the closing tightness of the cover plate 13 can be enhanced due to the effects of the first magnet 15 and the second magnet.
The operating principle of the present invention will now be described as follows:
in the utility model, when the air pressure in the air film main body 1 is larger than the outdoor air pressure and the self weight of the cover plate 13, the cover plate 13 is jacked up, the spring 12 is in a stretched state at the moment, the air in the air film main body 1 enters the inner partition plate 4 through the air outlet 19, the wind wheel 5 plays a role of accelerating the air flow at the moment, then the air is sequentially filtered and adsorbed by the filter screen 6 and the adsorption layer 7, impurities such as dust and peculiar smell contained in the air are removed, then, one part of the air is discharged through a channel opened between the cover plate 13 and the upper shell 9, the other part of the air sequentially flows back into the air film main body 1 through the return port 8, the return cavity 16 and the pipeline 17, and the condition that a large amount of air in the air film main body 1 is lost in a short time can be prevented while the difference between the air film main body 1 and the outdoor air pressure is adjusted.
After the air pressure of the air film main body 1 and the outdoor air pressure gradually tend to be balanced, the cover plate 13 is lowered, the spring 12 can play a role in buffering, the tightness of the closing of the cover plate 13 can be enhanced due to the effects of the first magnet 15 and the second magnet, and the sealing ring 14 can prevent the air leakage between the cover plate 13 and the upper shell 9 when the air film main body 1 and the outdoor air pressure are in a balanced state.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. An air film structure with an exhaust device on the top comprises an air film main body (1) and is characterized in that a door body (2) is arranged on the outer side of the air film main body (1), a lower shell (3) is arranged above the air film main body (1), an inner partition plate (4) is fixed inside the lower shell (3), an upper shell (9) is arranged above the lower shell (3), an adsorption layer (7) is fixed at the upper position inside the inner partition plate (4), a filter screen (6) is fixed in the inner partition plate (4) at the position below the adsorption layer (7), a fixed frame (10) is fixed in the upper shell (9), a telescopic rod (11) is fixed above the fixed frame (10), the spring (12) is sleeved outside the telescopic rod (11), and the upper end of the telescopic rod (11) is fixedly connected with a cover plate (13).
2. The air film structure with the exhaust device on the top as claimed in claim 1, wherein the space between the inner partition plate (4) and the lower shell (3) forms a return cavity (16), and return ports (8) are symmetrically formed at the upper positions of two sides of the inner partition plate (4).
3. The air film structure with the top exhaust device according to claim 1, wherein an exhaust port (19) is formed above the air film main body (1) at a position corresponding to the inner partition plate (4), and a wind wheel (5) is arranged inside the inner partition plate (4) at a lower position.
4. The gas film structure with the top exhaust device as claimed in claim 1, wherein a pipeline (17) is connected to the inside of the gas film main body (1) at a position corresponding to the return cavity (16), and one end of the pipeline (17) is provided with a one-way valve (18).
5. A gas film structure with top exhaust device according to claim 1, wherein the filter screen (6) is a metal component, and the adsorption layer (7) is an activated carbon component.
6. A gas film structure with a top exhaust device according to claim 1, wherein the bottom of the cover plate (13) is fixed with a sealing ring (14), and the sealing ring (14) is a rubber component.
7. A top vent gas film structure as claimed in claim 3, wherein the bottom of the cover plate (13) is fixed with a first magnet (15) near the edge, and a second magnet is fixed above the vent (19) corresponding to the first magnet (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121886246.5U CN216766237U (en) | 2021-08-12 | 2021-08-12 | Gas film structure with exhaust device at top |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121886246.5U CN216766237U (en) | 2021-08-12 | 2021-08-12 | Gas film structure with exhaust device at top |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216766237U true CN216766237U (en) | 2022-06-17 |
Family
ID=81954249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121886246.5U Active CN216766237U (en) | 2021-08-12 | 2021-08-12 | Gas film structure with exhaust device at top |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216766237U (en) |
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2021
- 2021-08-12 CN CN202121886246.5U patent/CN216766237U/en active Active
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