CN217897671U

CN217897671U - High leakproofness people's air defense protective airtight door

Info

Publication number: CN217897671U
Application number: CN202221494754.3U
Authority: CN
Inventors: 冯本龙
Original assignee: Tianjin Zhonghe Hengtai Civil Defense Engineering Protection Equipment Co ltd
Current assignee: Tianjin Zhonghe Hengtai Civil Defense Engineering Protection Equipment Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-11-25
Anticipated expiration: 2032-06-15

Abstract

The utility model relates to a high leakproofness people's air defense protective airtight door, including the door frame, the inboard middle part of door frame has seted up the movable groove, the top and the bottom of the inboard one end both sides of movable groove are installed with the guide arm, four groups the one end in the guide arm outside is overlapped jointly and is equipped with the adjustable shelf, the top and the bottom of the inboard one side of adjustable shelf are articulated to have a door body, the middle part cover of the inside one end of door body is equipped with the gear, the top of the inside of door frame has seted up the spout, the inboard sliding connection of spout has the slider; the utility model discloses a mutually supporting between guide arm, adjustable shelf, spacing hole, inserted bar, spout, slider, rack, gear, baffle, cardboard and the movable groove for the device can be fixed with the door body and adjustable shelf earlier when closing the door body, and it is fixed with the door frame to promote the door body to the inboard activity again, closes the inseparable block of backplate in the outside of cardboard, seals the edge of the door body, can promote the sealing performance of door body edge.

Description

High leakproofness people's air defense protective airtight door

Technical Field

The utility model relates to a sealed door technical field especially relates to a high leakproofness people's air defense protective sealed door.

Background

Civil air defense refers to measures and actions taken for mobilizing and organizing people to defend against air attacks of enemies and eliminating air attack consequences, is called civil air defense for short, and in an air defense basement of civil air defense engineering, in order to ensure the internal safety, a protective airtight door is needed and is easy to close, rainwater can be prevented from entering the airtight door, and the safety is good;

some problems with the existing devices: after the device is closed, the sealed effect of the edge of the door body is relatively poor, the phenomenon of leaking appears easily in the door edge, the sealing performance of the device is reduced, the door body deforms easily when receiving external pressure, the device is difficult to reinforce the door body, and the strength of the door body is reduced.

Disclosure of Invention

The utility model discloses aim at solving prior art's not enough, and provide a high leakproofness people's air defense protective airtight door.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:

a high leakproofness people's air defense protective airtight door, including the door frame, the activity groove has been seted up at the inboard middle part of door frame, the guide arm, four groups are installed to the top and the bottom of the inboard one end both sides of activity groove the one end in the guide arm outside is overlapped jointly and is equipped with the adjustable shelf, the top and the bottom of the inboard one side of adjustable shelf hinge have a body, the middle part cover of the internal portion one end of door is equipped with the gear, the spout has been seted up at the inside top of door frame, the inboard sliding connection of spout has the slider, the rack with gear engaged with is installed to the bottom of slider, the inserted bar is installed to one side of rack, the spacing hole with inserted bar matched with has been seted up at the middle part of adjustable shelf one side, the slot with inserted bar matched with has been seted up at the middle part of the inboard one side of activity groove, seal assembly is installed to the one end of the door body.

Preferably, the sealing assembly comprises a baffle, a clamping plate and springs, the clamping plate is located at one end of the door body, the baffle is sleeved at one end, away from the movable frame, of the outer sides of the four groups of guide rods, the spring is sleeved at one end of the outer sides of the four groups of guide rods, and therefore sealing performance of the door body can be improved. And two ends of the spring are respectively connected with the baffle and the movable groove and used for limiting the spring.

Preferably, one end of the gear extends to the outer side of the door body and is provided with a turntable, so that the gear can be rotated conveniently.

Preferably, the shape at cardboard edge is the wedge, cardboard and baffle looks adaptation can promote cardboard and baffle laminating compactness.

Preferably, the inner side of the baffle is provided with a sealing gasket, so that the sealing effect can be enhanced.

The utility model has the advantages that: this high leakproofness people's air defense protective airtight door passes through the guide arm, the adjustable shelf, spacing hole, the inserted bar, the spout, the slider, the rack, the gear, a baffle, mutually support between cardboard and the movable groove, make the device when closing the door body, can fix the door body and adjustable shelf earlier, it is fixed with the door frame to promote the internal side activity of door body again, close the outside at the cardboard of the inseparable block of backplate, edge to the door body seals, can promote the sealing performance of door body edge, the phenomenon of leaking appears in effectual prevention device edge, and when the door body received external pressure, the accessible baffle restricted the cardboard, prevent that the door body from taking place deformation, the intensity of device has been promoted.

Drawings

Fig. 1 is a front sectional view of the present invention;

fig. 2 is a side cross-sectional view of the present invention;

fig. 3 is a top sectional view of the present invention.

In the figure: 1-a door frame; 2-a guide rod; 3, a movable frame; 4-a door body; 5-limiting holes; 6-inserting a rod; 7-a chute; 8-a slide block; 9-a rack; 10-a gear; 11-a slot; 12-a baffle plate; 13-a clamping plate; 14-a movable slot; 15-spring.

The following detailed description will be made with reference to the accompanying drawings in conjunction with embodiments of the present invention.

Detailed Description

The invention will be further explained with reference to the following figures and examples:

as shown in fig. 1-3, a high-sealing civil air defense protective airtight door comprises a door frame 1, wherein a movable groove 14 is formed in the middle of the inner side of the door frame 1, guide rods 2 are installed at the top and the bottom of two sides of one end of the inner side of the movable groove 14, a movable frame 3 is sleeved at one end of the outer sides of the four groups of guide rods 2, a door body 4 is hinged at the top and the bottom of one side of the inner side of the movable frame 3, a gear 10 is sleeved in the middle of one end of the inner side of the door body 4, one end of the gear 10 extends to the outer side of the door body 4 and is provided with a turntable, the gear 10 is convenient to rotate, a sliding groove 7 is formed in the top of the inner side of the door frame 1, a sliding block 8 is connected to the inner side of the sliding groove 7 in a sliding manner, a rack 9 meshed with the gear 10 is installed at the bottom of the sliding block 8, an insertion rod 6 is installed at one side of the rack 9, a limiting hole 5 matched with the insertion rod 6 is formed in the middle of one side of the movable frame 3, a slot 11 matched with the insertion rod 6 is formed in the middle of one side of the inner side of the movable groove 14, and a sealing assembly is installed at one end of the door body 4;

sealing assembly includes baffle 12, cardboard 13 and spring 15, cardboard 13 is located the one end of the door body 4, the shape of cardboard 13 edge is for carving the shape, cardboard 13 and baffle 12 looks adaptation, can promote cardboard 13 and the inseparable nature of baffle 12 laminating, the common cover of one end that the adjustable shelf 3 was kept away from in the 2 outsides of four groups of guide arms is equipped with baffle 12, the inboard of baffle 12 is provided with sealed the pad, can strengthen sealed effect, the pot head in the 2 outsides of four groups of guide arms is equipped with spring 15, sealing assembly can promote door body 4 sealing performance, spring 15's both ends are connected with baffle 12 and activity groove 14 respectively, be used for spacing spring 15.

The working principle is as follows: when the door body 4 is closed, the door body 4 can be rotated to the inner side of the movable frame 3 firstly, then the gear 10 is rotated through the turntable, the gear 10 can drive the rack 9 meshed with the gear to slide to one side along the sliding groove 7 under the guidance of the sliding block 8, the rack 9 can push the insertion rod 6 to insert into the inner side of the limiting hole 5 to fix the door body 4, at the moment, the clamping plate 13 can be clamped into the inner side of the baffle plate 12, an operator can push the door body 4 to move, the door body 4 can be guided through the guide rod 2, when the door body 4 moves, the clamping plate 13 can push the baffle plate 12 to move downwards under the guidance of the guide rod 2, the baffle plate 12 can push the spring 15 to compress, after the door body 4 is pushed to a specified position, the gear 10 can be rotated again, the insertion rod 6 can be pushed to pass through the limiting hole 5 to insert into the inner side of the slot 11, the door body 4 is fixed, at the moment, the baffle plate 12 can be pushed to be tightly clamped on the outer side of the clamping plate 13 by the elastic restoring force of the spring 15, the edge of the door body 4 can be promoted, the sealing performance at the edge of the door body 4 can be promoted, when the movable frame 3 is opened, the door body 10 can be reversely rotated, and the fixation of the door body 4 can be released.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a high leakproofness people's air defense protection airtight door, includes door frame (1), its characterized in that, activity groove (14) have been seted up at the middle part of door frame (1) inboard, guide arm (2), four groups are installed to the top and the bottom of activity groove (14) inboard one end both sides the one end in guide arm (2) outside is overlapped jointly and is equipped with adjustable shelf (3), the top and the bottom of adjustable shelf (3) inboard one side articulate there is a body (4), the middle part cover of the inside one end of the body (4) is equipped with gear (10), spout (7) have been seted up at the inside top of door frame (1), the inboard sliding connection of spout (7) has slider (8), rack (9) with gear (10) engaged with are installed to the bottom of slider (8), inserted bar (6) are installed to one side of rack (9), the middle part of adjustable shelf (3) one side is seted up with inserted bar (6) matched with spacing hole (5), slot (11) with inserted bar (6) matched with have been seted up at the middle part of the inboard one side of activity groove (14), the one end of the body (4) installs sealing assembly.

2. The high-tightness civil air-defense protective airtight door according to claim 1, characterized in that the sealing assembly comprises a baffle (12), a clamping plate (13) and springs (15), the clamping plate (13) is arranged at one end of the door body (4), one ends of the outer sides of the four groups of guide rods (2) far away from the movable frame (3) are sleeved with the baffle (12), one ends of the outer sides of the four groups of guide rods (2) are sleeved with the springs (15), and two ends of the springs (15) are respectively connected with the baffle (12) and the movable groove (14).

3. The high-tightness civil air-defense protective airtight door is characterized in that one end of the gear (10) extends to the outer side of the door body (4) and is provided with a turntable.

4. A highly airtight civil air-defense and containment door as claimed in claim 2, wherein the edge of the said catch plate (13) is wedge-shaped, and the said catch plate (13) is fitted with the said blocking plate (12).

5. High-tightness civil air-defense containment door according to claim 2, characterized in that the inner side of the baffle (12) is provided with a gasket.