CN113236092A

CN113236092A - Zipper door with high sealing performance

Info

Publication number: CN113236092A
Application number: CN202110643770.8A
Authority: CN
Inventors: 朱佳磊; 苗润泽; 殷亮; 阮绪行; 孙野; 梁晓冬; 范成洲; 丁伯成
Original assignee: 63653 Troops of PLA
Current assignee: 63653 Troops of PLA
Priority date: 2021-06-09
Filing date: 2021-06-09
Publication date: 2021-08-10

Abstract

The invention discloses a zipper door with high sealing performance, and particularly relates to the technical field of zipper doors. The utility model provides a zip fastener door with high leakproofness, includes the zip fastener door, the zip fastener door includes the door frame, sets up the stand box in door frame one side, sets up the slide in the stand box and the door curtain of sliding connection in the slide, the one end of door curtain is rolled up and is covered the spool, be equipped with the motor on the spool, its characterized in that: the door frame is internally provided with an annular supporting plate and an annular inflatable sealing ring positioned on one side of the supporting plate, the inflatable sealing ring is communicated with an inflator pump, the slide way is further provided with an annular limiting plate, and the limiting plate and the inflatable sealing ring are positioned on two sides of the door curtain. By adopting the technical scheme of the invention, the problem of poor sealing performance of the conventional zipper door is solved, and the zipper door can be used for improving the sealing performance of the zipper door.

Description

Zipper door with high sealing performance

Technical Field

The invention relates to the technical field of zipper doors, in particular to a zipper door with high sealing performance.

Background

In a large workshop, the zipper door is widely applied due to the rapid opening and closing performance, and is generally used for isolating indoor and outdoor harmful gases and protecting precise equipment. Among them, in view of the fact that in some places, in order to effectively improve air quality, it is required that the slide fastener door has high sealing performance.

The existing zipper door is mainly sealed through a rubber strip (a hairbrush), although the entering of dust with large particle size can be effectively prevented, the sealing performance of harmful gas or fine dust is poor, gas leakage is easy to occur, and the safety of life and property is seriously affected. Meanwhile, when the door is opened and closed, the operation is unstable, the rubber strip (brush) is easy to fall off, the sealing performance is affected, and meanwhile, the motor system can be damaged.

Disclosure of Invention

The invention aims to provide a zipper door with high sealing performance, and solves the problem that the existing zipper door is poor in sealing performance.

In order to achieve the purpose, the technical scheme of the invention is as follows: the zipper door comprises a door frame, an upright post box arranged on one side of the door frame, a slide arranged in the upright post box and a door curtain connected in the slide in a sliding manner, wherein one end of the door curtain is wound with a winding shaft, and a motor is arranged on the winding shaft, and the zipper door is characterized in that: the door frame is internally provided with an annular supporting plate and an annular inflatable sealing ring positioned on one side of the supporting plate, the inflatable sealing ring is communicated with an inflator pump, the slide way is further provided with an annular limiting plate, and the limiting plate and the inflatable sealing ring are positioned on two sides of the door curtain.

Furthermore, a groove matched with the inflatable sealing ring is formed in the limiting plate.

Through the arrangement, the groove and the inflatable sealing ring can be used for effectively abutting and sealing the door curtain, and the sealing performance of the scheme is enhanced.

Furthermore, a clamping block is connected in the groove in a sliding mode, a cambered surface matched with the inflatable sealing ring is formed in the clamping block, a spring is connected between the clamping block and the inner wall of the groove, an electromagnet is further embedded in the groove, a button located on the motion trail of the inflatable sealing ring is electrically connected to the electromagnet, the button is arranged in the groove above the clamping block, and a magnet generating repulsive force with the electromagnet is further arranged on the clamping block.

Through the arrangement, after the inflatable sealing ring is inflated and expanded, the electromagnet is electrified by extruding the button by utilizing the inflatable sealing ring, and the electromagnet is used for pushing the magnet and the clamping block to move and abut against the inflatable sealing ring, so that the sealing performance of the scheme can be further improved.

Compared with the prior art, the beneficial effect of this scheme:

1. the scheme can improve the sealing performance of the zipper door and the wind resistance of the zipper door;

2. this scheme simple structure, operation facility can realize sealed fast.

Drawings

FIG. 1 is a schematic view showing a structure of a sliding door having high sealability according to the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is an enlarged partial view at C of FIG. 2;

fig. 4 is a cross-sectional view at B-B in fig. 1.

Detailed Description

The present invention will be described in further detail below by way of specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a door frame 1, a vertical column box 2, a slide way 3, a door curtain 4, a scroll 5, a scroll box 6, a support plate 7, an inflatable sealing ring 8, a limiting plate 9, a groove 10, a clamping block 11, a spring 12 and a button 13.

Example 1

As shown in figures 1 to 4: the utility model provides a zip fastener door with high leakproofness, includes the zip fastener door, and the zip fastener door includes door frame 1, sets up stand box 2 at door frame 1 rear side, sets up slide 3 in stand box 2 and sliding connection are equipped with the slide rail in the door curtain 4 in slide 3, sliding, and door curtain 4 adopts high density industry base cloth, and it has better pliability. The number of the upright post boxes 2 is two, and the left side and the right side of the door frame 1 are symmetrically arranged; the upper end of the door curtain 4 is wrapped with a scroll 5, the scroll 5 is wrapped with a scroll 5 box welded on the door frame 1, and one end of the scroll 5 is coaxially connected with a motor (not shown) mounted on the scroll 5 box. A U-shaped supporting plate 7 and a U-shaped inflatable sealing ring 8 located on one side of the supporting plate 7 are arranged in the door frame 1, the supporting plate 7 is connected to the door frame 1 through bolts, and the inflatable sealing ring 8 is connected to the supporting plate 7 through bolts. An inflator pump (not shown in the figure) is communicated with the inflation sealing ring 8, and the inflator pump is electrically connected with a switch arranged on the outer side of the door frame 1. The inflatable seal ring 8 is made of rubber, the inflatable seal ring 8 is also communicated with an air nozzle penetrating through the door frame 1, and a cap for sealing the air nozzle is plugged on the air nozzle. The slideway 3 is also provided with a U-shaped limiting plate 9 and a rectangular pipe welded on the limiting plate 9, the rectangular pipes positioned at the left side and the right side are also welded with a fixing plate which is connected with the upright post box 2 through a bolt, and the limiting plate 9 and the inflatable sealing ring 8 are respectively positioned at the front side and the rear side of the door curtain 4. The limiting plate 9 is provided with a groove 10 matched with the inflatable sealing ring 8, the groove 10 is positioned on the expanded track of the inflatable sealing ring 8, and the size of the groove 10 is larger than that of the inflatable sealing ring 8 after being completely expanded.

The working process of this scheme, after this scheme installation is accomplished, the subaerial pit that can offer with slide 3 intercommunication under door frame 1 to make 4 lower extremes of door curtain can slide in the pit. When the zipper door needs to be sealed, the motor is firstly started to drive the reel 5 to rotate, so that the sliding block drives the door curtain 4 to be unfolded, and the motor is closed after the door curtain 4 moves to the pit on the ground. Utilize the switch to open the pump this moment, the pump can be quick aerify inflatable seal 8, inflatable seal 8 aerifys to expand to remove to door curtain 4 direction, treats that inflatable seal 8 and door curtain 4 conflict after continue to drive door curtain 4 and remove to the recess 10 of limiting plate 9, and finally door curtain 4 is contradicted between upper groove 10 and the inflatable seal 8, is connected with the help of the mutual conflict between the three, improves the leakproofness of this zip fastener door.

When needs relieved sealedly, only need open the block and open the motor can, the motor is opened the back and is utilized spool 5 to drive door curtain 4 and upwards removes, door curtain 4 can exert ascending pulling force to inflatable seal 8 through the part of contradicting in recess 10 and can discharge the gas portion in the inflatable seal 8 this moment, thereby make it pass through smoothly and reset, treat that the door curtain 4 resets the back cover the block can, the time of aerifing when having also reduced the next use simultaneously, sealed efficiency has been improved. Meanwhile, when the sealing is released, the sealing can be released by utilizing the air suction pump to quickly suck air in order to improve the efficiency.

Example 2

This example differs from example 1 only in that: a clamping block 11 is slidably connected in the groove 10 at the top, the surface of the clamping block 11 is provided with a cambered surface matched with the inflatable sealing ring 8, and a spring 12 is connected between the clamping block 11 and the bottom of the groove 10. An electromagnet in a spring 12 is embedded at the bottom of the groove 10, a button 13 mounted on the inner wall of the groove 10 is electrically connected to the electromagnet, the button 13 is located on the expanded track of the inflatable sealing ring 8, and a magnet capable of generating repulsive force with the electromagnet is further arranged at the bottom of the fixture block 11.

When the fixture block 11 is at the initial position, the spring 12 is compressed by the fixture block 11, and the fixture block 11 is located below the upper inflatable seal ring 8, when the scheme is in operation, the inflatable seal ring 8 expands to drive the door curtain 4 to abut against the groove 10, and meanwhile, the door curtain 4 extrudes the button 13 to enable the electromagnet to be electrified to generate magnetic force, and the electromagnet drives the magnet and the fixture block 11 to slide upwards, so that the fixture block 11 abuts against the lower side of the door curtain 4 and the inflatable seal ring 8, and the sealing effect of the limiting plate 9 and the inflatable seal ring 8 on the door curtain 4 is further improved.

The foregoing are merely examples of the present invention and common general knowledge of known specific structures and/or features of the schemes has not been described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. A zipper door with high sealability is characterized in that: the zipper door comprises a door frame, an upright post box arranged on one side of the door frame, a slide arranged in the upright post box and a door curtain connected in the slide in a sliding manner, wherein a winding shaft is wound at one end of the door curtain, a motor is arranged on the winding shaft, an annular supporting plate and an annular inflatable sealing ring positioned on one side of the supporting plate are arranged in the door frame, an inflator pump is communicated with the inflatable sealing ring, an annular limiting plate is further arranged on the slide, and the limiting plate and the inflatable sealing ring are positioned on two sides of the door curtain.

2. A slide fastener door having high sealability as claimed in claim 1, wherein: and the limiting plate is provided with a groove matched with the inflatable sealing ring.

3. A slide fastener door having high sealability as claimed in any one of claims 1 or 2, wherein: the pneumatic sealing device is characterized in that a clamping block is connected in the groove in a sliding mode, a cambered surface matched with the pneumatic sealing ring is formed in the clamping block, a spring is connected between the clamping block and the inner wall of the groove, an electromagnet is further embedded in the groove, a button located on the motion trail of the pneumatic sealing ring is electrically connected to the electromagnet, the button is arranged in the groove above the clamping block, and a magnet capable of generating repulsive force with the electromagnet is further arranged on the clamping block.