CN218152394U - Check valve device - Google Patents
Check valve device Download PDFInfo
- Publication number
- CN218152394U CN218152394U CN202222432938.3U CN202222432938U CN218152394U CN 218152394 U CN218152394 U CN 218152394U CN 202222432938 U CN202222432938 U CN 202222432938U CN 218152394 U CN218152394 U CN 218152394U
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- valve block
- connecting rod
- magnet
- valve
- valve plate
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Abstract
The utility model belongs to the technical field of ventilation equipment, in particular to a check valve device applied to an inflatable membrane building; the specific technical scheme is as follows: the utility model provides a check valve device, includes valve block connecting rod and multi-disc parallel arrangement' S sealed valve block, the one end of sealed valve block is free, and the other end of sealed valve block passes through the connecting rod hinge and articulates on the valve block connecting rod, and the middle part of sealed valve block articulates outside the air film vent through the valve block pivot, and the one end of valve block connecting rod is free, and the other end of valve block connecting rod is fixed with the magnet piece of N utmost point, the utility model discloses still including the magnet fixed plate of dress on the air film building, be equipped with the magnet piece of S utmost point on the magnet fixed plate, open the back at sealed valve block, through two magnet inter attraction, maintain the maximum aperture of sealed valve block, guarantee that the valve can not rock at will after opening, prolonged the holistic life of valve, the fan stops the back, and the valve block is closed under the dead weight effect, has prolonged the life of fan check valve, has guaranteed the leakproofness of air film building.
Description
Technical Field
The utility model belongs to the technical field of ventilation equipment, concretely relates to be applied to check valve device that aerifys membrane building used.
Background
The inflatable membrane building is a building structure system which uses special building membrane materials as a shell and is provided with a set of intelligent electromechanical equipment to provide positive pressure of air inside the inflatable membrane building so as to support a building main body.
SUMMERY OF THE UTILITY MODEL
For the technical problem who solves the fault rate that prior art exists high, the noise is big, the life-span is short, the utility model provides a be applied to the check valve device of air film building, through the biggest open position of locking the valve blade, avoid the valve to open the back vibrations, but fan automatic re-setting after the stop work prevents to leak out, and the valve block does not shake along with the amount of wind and has improved life.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the check valve device comprises a valve plate connecting rod and a plurality of sealing valve plates arranged in parallel, wherein one end of each sealing valve plate is free, the other end of each sealing valve plate is hinged to the corresponding valve plate connecting rod through a connecting rod hinge, and the middle of each sealing valve plate is hinged to the outer portion of a gas film ventilation opening through a valve plate rotating shaft. The sizes of the sealing valve plates are consistent, the middle hinged position of each sealing valve plate is the same, the hinged positions of the sealing valve plates on the valve plate connecting rod are the same, and the operation actions of the sealing valve plates are consistent.
One end of the valve plate connecting rod is free, and the other end of the valve plate connecting rod is fixed with an N-pole magnet block.
The utility model discloses still including the dress magnet fixed plate in the gas film is architectural, be equipped with the S utmost point magnet piece on the magnet fixed plate, the S utmost point magnet is arranged in one side of N utmost point magnet piece, opens the back at sealed valve block, and the motion of N utmost point magnet piece towards S utmost point magnet piece, and N utmost point magnet piece and S utmost point magnet piece actuation under magnetic force avoids sealed valve block vibrations.
The N-pole magnet block is locked on the valve plate connecting rod through a plurality of screws, and the N-pole magnet block can be detached relative to the valve plate connecting rod.
The both sides of magnet fixed plate all opened the bar spout, and the bolt links to each other with the air film building after passing corresponding bar spout, and the screw thread end of bolt passes through the nut locking, conveniently adjusts the fixed position of magnet fixed plate on the air film building, and then adjusts the interval of being separated from and the suction of N utmost point magnet piece and S utmost point magnet piece.
The S-pole magnet block is fixed on the magnet fixing plate through a plurality of screws, so that the S-pole magnet block is convenient to disassemble.
In order to ensure the installation stability, a gasket is pressed between the nut and the magnet fixing plate.
Compared with the prior art, the utility model, specifically beneficial effect is embodied in: the utility model discloses a reasonable structural arrangement, after sealed valve block is opened, through two magnet inter attraction, maintain the maximum aperture of sealed valve block, can not rock at will along with the size of the amount of wind after guaranteeing that the valve is opened, prolonged the holistic life of valve, the fan stops the back, and the valve block is closed under the dead weight effect, has prolonged the life of fan check valve, has guaranteed the leakproofness of air film building.
Drawings
Fig. 1 is the structure schematic diagram of the utility model when the sealing valve sheet is opened.
Fig. 2 is the structure diagram of the present invention when the sealing valve sheet is closed.
Fig. 3 is a partially enlarged view of a portion a in fig. 1.
Fig. 4 is a partially enlarged view of fig. 2 at B.
In the figure, 1 is a valve plate connecting rod, 2 is a sealing valve plate, 3 is a connecting rod hinge, 4 is a valve plate rotating shaft, 5 is an N-pole magnet block, 6 is a magnet fixing plate, 7 is an S-pole magnet block, 8 is a strip-shaped sliding groove, 9 is a bolt and 10 is a screw.
Detailed Description
In order to make the technical problem, technical solution and beneficial effects to be solved by the present invention more clearly understood, the following description is made in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1-4, a check valve device comprises a valve plate connecting rod 1 and a plurality of parallel sealing valve plates 2, one end of each sealing valve plate 2 is free, the other end of each sealing valve plate 2 is hinged to the valve plate connecting rod 1 through a connecting rod hinge 3, and the middle parts of the sealing valve plates 2 are hinged to the outside of an air film vent through a valve plate rotating shaft 4. The sizes of the sealing valve plates 2 are the same, the middle hinged position of each sealing valve plate 2 is the same, the hinged positions of the sealing valve plates 2 on the valve plate connecting rod 1 are the same, and the operating actions of the sealing valve plates 2 are guaranteed to be the same.
One end of the valve plate connecting rod 1 is free, and the other end of the valve plate connecting rod 1 is fixed with an N-pole magnet block 5 through two screws 10.
The utility model discloses still include magnet fixed plate 6, magnet fixed plate 6 is fixed on the air film building through two screws 10, is equipped with S utmost point magnet piece 7 on the magnet fixed plate 6, and S utmost point magnet is arranged in one side of N utmost point magnet piece 5, opens the back at sealing valve block 2, and N utmost point magnet piece 5 moves towards S utmost point magnet piece 7, and N utmost point magnet piece 5 and S utmost point magnet piece 7 actuation under the magnetic force effect avoid sealing valve block 2 vibrations.
The both sides of magnet fixed plate 6 all have opened bar spout 8, and bolt 9 links to each other with the air film building after passing corresponding bar spout 8, and the screw thread end of bolt 9 passes through the nut locking, and the gasket is pressure equipment between nut and the magnet fixed plate 6, conveniently adjusts the fixed position of magnet fixed plate 6 on the air film building, and then adjusts the interval and the suction that are separated by of N utmost point magnet piece 5 and S utmost point magnet piece 7.
The utility model discloses a working process does: p0 is the internal pressure of the air film building, P1 is the outlet pressure of the fan, when the fan runs, P1 is larger than P0, as shown in figure 1, the wind force of the fan pushes away the sealing valve plate 2, the sealing valve plate 2 rotates around the valve plate rotating shaft 4, the N pole magnet block 5 and the S pole magnet block 7 are mutually attracted, the maximum opening degree of the sealing valve plate 2 is maintained, under the working condition, the opening degree of the sealing valve plate 2 does not vibrate along with the change of the wind volume, the abrasion and the noise are reduced, and the service life of the whole valve is prolonged; as shown in figure 2, after the fan stops working, under the action of the self weight of the sealing valve plate 2, the weight of the sealing valve plate 2 is larger than the attraction force of the magnet, so that the reset valve plate is in a closed state, and the sealing performance of the air film building is ensured.
The foregoing is considered as illustrative and exemplary embodiments of the invention, and is not to be construed as limiting the invention, which is intended to be broadly construed as the invention in any manner, including any variations, equivalents and modifications within the spirit and scope of the invention.
Claims (4)
1. The check valve device is characterized by comprising a valve plate connecting rod (1) and a plurality of sealing valve plates (2) which are arranged in parallel, wherein one end of each sealing valve plate (2) is free, the other end of each sealing valve plate (2) is hinged to the corresponding valve plate connecting rod (1) through a connecting rod hinge (3), and the middle parts of the sealing valve plates (2) are hinged to the outer part of an air film ventilation opening through valve plate rotating shafts (4);
one end of the valve plate connecting rod (1) is free, and an N-pole magnet block (5) is fixed at the other end of the valve plate connecting rod (1);
still including adorning magnet fixed plate (6) on the air film building, S utmost point magnet piece (7) are equipped with on magnet fixed plate (6), S utmost point magnet arranges one side at N utmost point magnet piece (5).
2. A non-return valve device according to claim 1, characterized in that the N-pole magnet block (5) is locked to the valve plate link (1) by means of a plurality of screws (10).
3. The check valve device according to claim 1, wherein strip-shaped sliding grooves (8) are formed in two sides of the magnet fixing plate (6), bolts (9) penetrate through the corresponding strip-shaped sliding grooves (8) and then are connected with the air film building, and threaded ends of the bolts (9) are locked through nuts;
the S-pole magnet block (7) is fixed on the magnet fixing plate (6) through a plurality of screws (10).
4. A check valve device according to claim 3, characterized in that a washer is press fitted between the nut and the magnet fixing plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222432938.3U CN218152394U (en) | 2022-09-14 | 2022-09-14 | Check valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222432938.3U CN218152394U (en) | 2022-09-14 | 2022-09-14 | Check valve device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152394U true CN218152394U (en) | 2022-12-27 |
Family
ID=84561467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222432938.3U Active CN218152394U (en) | 2022-09-14 | 2022-09-14 | Check valve device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218152394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117959857A (en) * | 2023-10-20 | 2024-05-03 | 中建三局集团华南有限公司 | Automatic lifting spraying system |
-
2022
- 2022-09-14 CN CN202222432938.3U patent/CN218152394U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117959857A (en) * | 2023-10-20 | 2024-05-03 | 中建三局集团华南有限公司 | Automatic lifting spraying system |
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