CN214091579U

CN214091579U - Sealed door with movable threshold

Info

Publication number: CN214091579U
Application number: CN202021800073.6U
Authority: CN
Inventors: 符锦
Original assignee: Guangdong Jindun Civil Air Defense Engineering Equipment Co ltd
Current assignee: Guangdong Jindun Civil Air Defense Engineering Equipment Co ltd
Priority date: 2020-08-26
Filing date: 2020-08-26
Publication date: 2021-08-31
Anticipated expiration: 2030-08-26

Abstract

The utility model discloses a threshold airtight door alive relates to people's air defense door technical field, including the door frame, the inboard of door frame is provided with the door plant, and the inside of door plant is provided with the carousel No. one, one side that the inside of door plant is located the carousel is provided with the fixture block, and the inboard that the one end of fixture block is located the carousel is provided with the spliced pole, the outside that the inside of door plant is located the fixture block is provided with the stopper, the inside of door frame is provided with the lead screw, and the outside of lead screw is provided with the gear, the outside of gear is provided with the chain, and the inside that the top of chain is located the door frame is provided with the pull rod, one side that the top of lead screw is located the door plant is provided with the threshold. The utility model discloses a set up lead screw, chain, pull rod, the accessible removes the pull rod and makes the chain drive gear rotate to make the threshold reciprocate along the lead screw, from this alright contract the inside of door frame with the threshold, thereby solve the problem that can't accomodate the threshold.

Description

Sealed door with movable threshold

Technical Field

The utility model relates to a people's air defense door technical field specifically is a threshold airtight door moves about.

Background

The civil air defense door is a door of an entrance and an exit of civil protection engineering, and the classification of the civil air defense door is more distinct, and the civil air defense door comprises various civil air defense devices such as common single-leaf and double-leaf protective airtight doors and airtight doors, a movable door threshold single-leaf and double-leaf protective airtight doors and the like.

However, the door plate of the general civil air defense door is connected with the door frame only through the clamping block on one side, so that the door plate and the door frame are fixed, but the fixing structure of the civil air defense door is single, and the stability is poor; and the general civil air defense door can not adjust the threshold to be flush with the ground, thereby preventing the normal movement of other objects such as a cart and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the doorsill cannot be stored and the fixing structure is single, the movable doorsill sealed door is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a threshold airtight door alive, includes the door frame, the inboard of door frame is provided with the door plant, and the inside of door plant is provided with the carousel No. one, one side that the inside of door plant is located the carousel is provided with the fixture block, and the inboard that the one end of fixture block is located the carousel is provided with the spliced pole, the outside that the inside of door plant is located the fixture block is provided with the stopper, the inside of door frame is provided with the lead screw, and the outside of lead screw is provided with the gear, the outside of gear is provided with the chain, and the inside that the top of chain is located the door frame is provided with the pull rod, one side that the top of lead screw is located the door plant is provided with the threshold, the one end of carousel is provided with No. two carousels that run through to door plant one side.

Preferably, the inboard of a carousel be provided with spliced pole assorted spout, the inboard of door frame be provided with fixture block assorted draw-in groove.

Preferably, the inside of threshold is provided with the screw hole with the lead screw assorted.

Preferably, the number of the gears is two, and the two gears are symmetrically arranged along the vertical central axis of the door frame.

Preferably, a sliding groove matched with the pull rod is arranged below the door plate in the door frame.

Preferably, the lead screw is connected with the door frame through a bearing in a rotating mode, and the first rotary table is connected with the door plate through a bearing in a rotating mode.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages that by arranging the first turntable, the second turntable, the fixture block, the limiting block and the connecting column, the first turntable can push the fixture block to move through the connecting column by rotating the second turntable, so that the fixture blocks in four directions can be buckled into the clamping grooves at the inner side of the door frame, and the problem of single fixing structure is solved; through setting up lead screw, chain, pull rod, the accessible removes the pull rod and makes the chain drive gear rotate to make the threshold reciprocate along the lead screw, alright retract the inside of door frame from this, thereby solve the problem that can't accomodate the threshold.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

FIG. 3 is a schematic view of the connection between the pull rod and the door frame according to the present invention;

FIG. 4 is a schematic view of the connection between the connection post and the fixture block of the present invention;

FIG. 5 is an enlarged view of the point A of the present invention;

fig. 6 is an enlarged view of the position B of the present invention.

In the figure: 1. a door frame; 2. a screw rod; 3. a chain; 4. a limiting block; 5. a first turntable; 6. connecting columns; 7. a clamping block; 8. a second turntable; 9. a door panel; 10. a pull rod; 11. a threshold; 12. a gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1-6, a movable threshold closed door includes a door frame 1, a door panel 9 is disposed on an inner side of the door frame 1, a first rotating disc 5 is disposed inside the door panel 9, a fixture block 7 is disposed on one side of the first rotating disc 5 inside the door panel 9, a connecting column 6 is disposed on an inner side of the first rotating disc 5 at one end of the fixture block 7, a limiting block 4 is disposed on an outer side of the fixture block 7 inside the door panel 9, a lead screw 2 is disposed inside the door frame 1, a gear 12 is disposed on an outer side of the lead screw 2, a chain 3 is disposed on an outer side of the gear 12, a pull rod 10 is disposed inside the door frame 1 at a top end of the chain 3, a threshold 11 is disposed on one side of the door panel 9 at a top end of the first rotating disc 5, and a second rotating disc 8 penetrating to one side of the door panel 9 is disposed at one end of the first rotating disc 5.

Please refer to fig. 1, the inner side of the first rotating disc 5 is provided with a sliding groove matched with the connecting column 6, and the inner side of the door frame 1 is provided with a clamping groove matched with the clamping block 7, so that the first rotating disc 5 can push the clamping block 7 to move through the connecting column 6, thereby fixing the door panel 9 and the door frame 1.

Please refer to fig. 6, a threaded hole matching with the screw rod 2 is disposed inside the threshold 11, so that the threshold 11 can move along the screw rod 2 when the screw rod 2 rotates.

Please refer to fig. 1, the number of the gears 12 is two, and the two gears 12 are symmetrically disposed along the vertical central axis of the doorframe 1, so as to raise the doorsill 11 from two sides.

Please refer to fig. 4 and 6, the inside of the door frame 1 is provided with a sliding groove under the door panel 9, which is matched with the pull rod 10, so as to move the pull rod 10.

Please refer to fig. 1, 2 and 5, the screw rod 2 is rotatably connected to the door frame 1 through a bearing, so that the chain 3 drives the screw rod 2 to rotate when the pull rod 10 is moved, and the first rotary table 5 is rotatably connected to the door panel 9 through a bearing, so that the first rotary table 5 is rotated through the second rotary table 8.

The working principle is as follows: when the device is used, a user can close the door panel 9, then rotate the second rotary disc 8, the second rotary disc 8 can drive the first rotary disc 5 to rotate, the first rotary disc 5 can push the fixture block 7 to move through the connecting column when rotating, so that the fixture block 7 moves along the limiting block 4, the fixture blocks 7 in four directions can be buckled in the clamping groove on the inner side of the door frame 1, the door panel 9 and the door frame 1 can be fixed, when the door panel 9 needs to be stored, the door panel 9 only needs to be opened, the pull rod 10 is pulled, the pull rod 10 can drive the chain 3 to move when moving, the chain 3 can drive the screw rod 2 to rotate clockwise through the gear 12, the screw rod 2 can drive the door panel 11 to move downwards along the screw rod 2 when rotating, so that the door panel 11 can be retracted into the door frame 1, and the door panel 11 is flush with the ground, this achieves the effect of housing the rocker 11.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Claims

1. The utility model provides a threshold sealed door alive, includes door frame (1), its characterized in that: a door plate (9) is arranged on the inner side of the door frame (1), a first rotating disc (5) is arranged inside the door plate (9), a clamping block (7) is arranged at one side of the first rotating disc (5) in the door panel (9), and one end of the clamping block (7) is positioned at the inner side of the first rotating disc (5) and is provided with a connecting column (6), a limiting block (4) is arranged inside the door plate (9) and positioned outside the clamping block (7), a screw rod (2) is arranged inside the door frame (1), and a gear (12) is arranged on the outer side of the screw rod (2), a chain (3) is arranged on the outer side of the gear (12), and the top end of the chain (3) is positioned in the door frame (1) and is provided with a pull rod (10), a threshold (11) is arranged on one side of the top end of the screw rod (2) which is positioned on the door panel (9), one end of the first rotary table (5) is provided with a second rotary table (8) penetrating to one side of the door plate (9).

2. A threshold-free containment door as claimed in claim 1, wherein: the inboard of a carousel (5) is provided with and spliced pole (6) assorted spout, the inboard of door frame (1) is provided with the draw-in groove with fixture block (7) assorted.

3. A threshold-free containment door as claimed in claim 1, wherein: and a threaded hole matched with the screw rod (2) is formed in the threshold (11).

4. A threshold-free containment door as claimed in claim 1, wherein: the number of the gears (12) is two, and the two gears (12) are symmetrically arranged along the vertical central axis of the door frame (1).

5. A threshold-free containment door as claimed in claim 1, wherein: the inside of the door frame (1) is provided with a sliding groove matched with the pull rod (10) below the door plate (9).

6. A threshold-free containment door as claimed in claim 1, wherein: the lead screw (2) is rotatably connected with the door frame (1) through a bearing, and the first rotary table (5) is rotatably connected with the door plate (9) through a bearing.