CN219528842U

CN219528842U - Fixed support structure of civil air defense door

Info

Publication number: CN219528842U
Application number: CN202320746425.1U
Authority: CN
Inventors: 宫钦磊; 刘雪军; 宋晋宇
Original assignee: Qingdao Civil Air Defense Architectural Design And Research Institute Co ltd
Current assignee: Qingdao Civil Air Defense Architectural Design And Research Institute Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-08-15
Anticipated expiration: 2033-04-07

Abstract

The utility model discloses a fixed supporting structure of a civil air defense door in the field of civil air defense doors, which comprises a door frame, a door body, a supporting component and a locking component, wherein the door body is rotationally connected to the left side of the front part of the door frame through a hinge, the supporting component is fixedly connected to the right side of the bottom of the door body, the locking component is fixedly connected to the right side bottom of the front part of the door body, when the civil air defense door is opened, the locking component is opened, a rotating disc is rotated to drive a rotating rod to rotate, the driving bevel gear drives a driven bevel gear to rotate, so that a threaded rod is driven to rotate, the threaded rod is connected with a supporting column through threads, and the supporting column descends when the threaded rod rotates by utilizing the cooperation of a sliding block and a sliding groove, so that the door body is supported, the deformation of the hinge is avoided after a long time, the civil air defense door cannot rotate when the civil air defense door is closed, and the effect of the civil air defense door is invalid.

Description

Fixed support structure of civil air defense door

Technical Field

The utility model relates to the technical field of civil air defense doors, in particular to a fixed supporting structure of a civil air defense door.

Background

The civil air defense door is a door at the entrance and the exit of civil protection engineering, has more vivid classification, and has common single and double protective airtight doors and airtight doors, and is mainly arranged in a basement and mainly used for civil air defense protection equipment for coping with emergency situations such as air attack, disasters and the like.

At present, the civil air defense door is opened in daily normal state for being convenient for pass, and the civil air defense door is generally set up from the ground, and because the civil air defense door is heavier, when opening, only one side of door passes through hinge and door frame swing joint, after a long time, hinge department takes place to warp easily, leads to the civil air defense door when closed, makes the civil air defense door unable to rotate easily, and then leads to the effect inefficacy of civil air defense door, and we have proposed a fixed bearing structure of civil air defense door for this reason.

Disclosure of Invention

The utility model aims to provide a fixed supporting structure of a civil air defense door, which aims to solve the problems that in the prior art, the prior civil air defense door is opened in daily normal state for convenient passing, the civil air defense door is generally arranged at a ground clearance, and when the civil air defense door is opened, only one side of the door is movably connected with a door frame through a hinge, after a long time, the hinge is easy to deform, so that the civil air defense door is easy to rotate when the civil air defense door is closed, and the effect of the civil air defense door is invalid.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fixed support structure of people's air defense door, includes door frame, door body, supporting component and locking component, the door body pass through the hinge swivelling joint in the anterior left side of door frame, supporting component fixedly connected with in door body bottom right side, locking component fixedly connected with in the anterior right side bottom of door body, supporting component includes installation cavity, threaded rod, driven bevel gear, dwang, initiative bevel gear, carousel, support column, slider and spout, the installation cavity has been seted up on door body bottom right side, installation cavity top intermediate position department swivelling joint has the threaded rod, threaded rod outside top fixedly connected with driven bevel gear, the anterior right side bottom of door body runs through the inboard swivelling joint of installation cavity, dwang rear end fixedly connected with initiative bevel gear, dwang front end fixedly connected with carousel, the threaded rod outside is through threaded connection support column, support column outside top symmetry fixedly connected with slider, the spout has been seted up to the inside symmetry of installation cavity.

As a further description of the above technical solution:

the outer side edge of the driving bevel gear is meshed with the driven bevel gear through insections in a rotating manner.

As a further description of the above technical solution:

the support column sliding connection in inside the installation cavity, just the outside of support column with the installation cavity inside wall closely laminates.

As a further description of the above technical solution:

the sliding block is connected inside the sliding groove in a sliding manner, and the outer side of the sliding block is tightly attached to the inside of the sliding groove.

As a further description of the above technical solution:

the locking assembly comprises an installation box, a fixed gear, a pull rod, a fixed block, a fixed plate and a reset spring, wherein the installation box is fixedly connected to the bottom of the right side of the front portion of the door body, the fixed gear is fixedly connected to the outer side of the rotating rod, the pull rod is fixedly connected to the middle position of the top of the installation box in a penetrating and sliding mode, the fixed block is fixedly connected to the bottom end of the pull rod, the fixed plate is fixedly connected to the top end of the pull rod, and the reset spring is sleeved on the outer side of the pull rod.

As a further description of the above technical solution:

the rotating rod penetrates through the middle position of the front side of the installation box, the fixed gear is located inside the installation box, and the top and the bottom of the reset spring are fixedly connected with the bottom of the fixed plate and the top of the installation box respectively.

Compared with the prior art, the utility model has the beneficial effects that:

1. this fixed support structure of people's air defense door opens when people's air defense door, opens locking Assembly, rotates the carousel, drives the dwang and rotates, makes driving bevel gear drive driven bevel gear rotate to drive the threaded rod and rotate, and threaded rod and support column pass through threaded connection, and utilize the cooperation of slider and spout, when threaded rod rotates, make the support column descend, support the door body, avoid long-time later, hinge department takes place to warp, when leading to people's air defense door to close, make people's air defense door unable rotate, and then lead to the effect inefficacy of people's air defense door.

2. This fixed support structure of people's air defense door makes reset spring tensile through pulling the pull rod, and drives the fixed block and remove, remove fixed gear's fixed, and then remove the rotation of dwang, after support column and ground contact, not hard up pull rod, reset through reset spring, drive the pull rod and reset, make fixed block meshing joint inside fixed gear, it is fixed to fixed gear, and then fix the dwang, thereby lock the dwang, avoid the dwang to rotate, make the support column support safer, avoid the support column to remove, promote the security.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a fixed support structure of a civil air defense door according to the present utility model;

FIG. 2 is a schematic view of a support assembly of a fixed support structure of a civil air defense door according to the present utility model;

FIG. 3 is a schematic diagram of a locking assembly of a fixed support structure of a civil air defense door according to the present utility model;

fig. 4 is a schematic diagram of a slider mounting structure of a fixed support structure of a civil air defense door according to the present utility model.

In the figure: 100. a door frame; 200. a door body; 300. a support assembly; 310. a mounting cavity; 320. a threaded rod; 330. a driven bevel gear; 340. a rotating lever; 350. a drive bevel gear; 360. a turntable; 370. a support column; 380. a slide block; 390. a chute; 400. a locking assembly; 410. a mounting box; 420. a fixed gear; 430. a pull rod; 440. a fixed block; 450. a fixing plate; 460. and a return spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

The utility model provides a fixed supporting structure of a civil air defense door, which is used for avoiding deformation of a hinge after a long time, so that the civil air defense door cannot rotate when being closed, and further the effect of the civil air defense door is invalid, and referring to fig. 1-4, the fixed supporting structure comprises a door frame 100, a door body 200, a supporting component 300 and a locking component 400;

referring again to fig. 1, the door frame 100 is used to mount the fixed door body 200, the supporting assembly 300, and the locking assembly 400;

referring to fig. 1 again, the door body 200 is rotatably connected to the left side of the front portion of the door frame 100 by a hinge, the supporting component 300 is fixedly connected to the right side of the bottom of the door body 200, and the locking component 400 is fixedly connected to the bottom of the right side of the front portion of the door body 200;

referring again to fig. 2, the support assembly 300 includes a mounting cavity 310, a threaded rod 320, a driven bevel gear 330, a rotating rod 340, a drive bevel gear 350, a turntable 360, a support column 370, a slider 380, and a chute 390;

referring to fig. 2 again, a mounting cavity 310 is formed on the right side of the bottom of the door body 200, a threaded rod 320 is rotatably connected to the middle position of the top of the mounting cavity 310, a driven bevel gear 330 is fixedly connected to the top of the outer side of the threaded rod 320, and a rotating rod 340 is rotatably connected to the bottom of the right side of the front of the door body 200 penetrating through the inner side of the mounting cavity 310;

referring to fig. 2 again, the rear end of the rotating rod 340 is fixedly connected with a driving bevel gear 350, the front end of the rotating rod 340 is fixedly connected with a turntable 360, the outer side of the threaded rod 320 is connected with a supporting column 370 through threads, the top of the outer side of the supporting column 370 is symmetrically and fixedly connected with a sliding block 380, and sliding grooves 390 are symmetrically formed in the installation cavity 310.

To sum up, when the civil air defense door is opened, the locking assembly 400 is opened, the rotating disc 360 is rotated to drive the rotating rod 340 to rotate, the driving bevel gear 350 is driven to rotate by the driven bevel gear 330, thereby driving the threaded rod 320 to rotate, and the threaded rod 320 is in threaded connection with the support column 370, and the cooperation of the slide block 380 and the slide groove 390 is utilized, when the threaded rod 320 rotates, the support column 370 descends to support the door body 200, deformation of the hinge is avoided after a long time, and the civil air defense door is caused to be closed, so that the civil air defense door cannot rotate, and further the effect of the civil air defense door is caused to be invalid.

Referring again to fig. 2, the outer side edge of the drive bevel gear 350 is in meshed rotational engagement with the driven bevel gear 330 by the toothing.

Referring again to fig. 2, the support column 370 is slidably connected to the inside of the mounting cavity 310, and the outer side of the support column 370 is closely attached to the inner side wall of the mounting cavity 310.

Referring to fig. 2 again, the sliding block 380 is slidably connected to the inside of the sliding slot 390, and the outer side of the sliding block 380 is closely attached to the inside of the sliding slot 390.

Referring to fig. 3 again, the locking assembly 400 includes a mounting box 410, a fixed gear 420, a pull rod 430, a fixed block 440, a fixed plate 450 and a return spring 460, wherein the mounting box 410 is fixedly connected to the bottom of the right side of the front portion of the door body 200, the fixed gear 420 is fixedly connected to the outer side of the rotating rod 340, the pull rod 430 is slidably connected to the middle position of the top of the mounting box 410 in a penetrating manner, the fixed block 440 is fixedly connected to the bottom of the pull rod 430, the fixed plate 450 is fixedly connected to the top of the pull rod 430, and the return spring 460 is sleeved on the outer side of the pull rod 430.

Referring to fig. 3 again, the rotating rod 340 penetrates through the middle position of the front side of the mounting box 410, the fixed gear 420 is located inside the mounting box 410, and the top and bottom ends of the return spring 460 are fixedly connected with the bottom end of the fixed plate 450 and the top of the mounting box 410, respectively.

In summary, the pull rod 430 is pulled to stretch the return spring 460, and the fixing block 440 is driven to move, so as to release the fixing of the fixing gear 420, and further release the rotation of the rotating rod 340, after the support column 370 contacts with the ground, the pull rod 430 is loosened, and the pull rod 430 is driven to reset through the reset of the return spring 460, so that the fixing block 440 is engaged and clamped inside the fixing gear 420, the fixing gear 420 is fixed, and then the rotating rod 340 is fixed, thereby locking the rotating rod 340, preventing the rotating rod 340 from rotating, enabling the support column 370 to support more safely, avoiding the support column 370 from moving, and improving the safety.

When the door body 200 is specifically used, when a person skilled in the art supports the door body 200, the pull rod 430 is pulled to stretch the return spring 460 and drive the fixed block 440 to move, the fixation of the fixed gear 420 is released, the rotation of the rotating rod 340 is further released, the rotating disc 360 is rotated, the rotating rod 340 is driven to rotate, the driving bevel gear 350 drives the driven bevel gear 330 to rotate, thereby driving the threaded rod 320 to rotate, the threaded rod 320 is in threaded connection with the support column 370, and the support column 370 is lowered by the cooperation of the sliding block 380 and the sliding groove 390 when the threaded rod 320 rotates, so that the door body 200 is supported, after the support column 370 contacts the ground, the pull rod 430 is loosened, the pull rod 430 is driven to reset by the reset spring 460, the fixed block 440 is meshed and clamped inside the fixed gear 420 to fix the rotating rod 340, the rotating rod 340 is further locked, the rotating rod 340 is prevented from rotating, and the support column 370 is supported more safely.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a fixed support structure of people's air defense door which characterized in that: including door frame (100), door body (200), supporting component (300) and locking component (400), door body (200) pass through the hinge rotate connect in door frame (100) front portion left side, supporting component (300) fixedly connected with in door body (200) bottom right side, locking component (400) fixedly connected with in door body (200) front portion right side bottom, supporting component (300) including installation cavity (310), threaded rod (320), driven bevel gear (330), dwang (340), initiative bevel gear (350), carousel (360), support column (370), slider (380) and spout (390), installation cavity (310) have been seted up on door body (200) bottom right side, installation cavity (310) top intermediate position department rotates and is connected with threaded rod (320), threaded rod (320) outside top fixedly connected with driven bevel gear (330), door body (200) front portion right side bottom runs through installation cavity (310) inboard rotation is connected with dwang (340), initiative bevel gear (350) rear end fixedly connected with carousel (360), threaded rod (320) are connected with through threaded rod (320), the top of the outer side of the support column (370) is symmetrically and fixedly connected with a sliding block (380), and sliding grooves (390) are symmetrically formed in the installation cavity (310).

2. The fixed support structure of a civil air defense door according to claim 1 wherein: the outer side edge of the driving bevel gear (350) is meshed and rotationally connected with the driven bevel gear (330) through insections.

3. The fixed support structure of a civil air defense door according to claim 1 wherein: the support column (370) is slidably connected to the inside of the mounting cavity (310), and the outer side of the support column (370) is tightly attached to the inner side wall of the mounting cavity (310).

4. The fixed support structure of a civil air defense door according to claim 1 wherein: the sliding block (380) is slidably connected inside the sliding groove (390), and the outer side of the sliding block (380) is tightly attached to the inside of the sliding groove (390).

5. The fixed support structure of a civil air defense door according to claim 1 wherein: locking subassembly (400) are including mounting box (410), fixed gear (420), pull rod (430), fixed block (440), fixed plate (450) and reset spring (460), anterior right side bottom fixedly connected with mounting box (410) of door body (200), fixed gear (420) are fixedly connected with in the dwang (340) outside, sliding connection has pull rod (430) in the department of mounting box (410) top intermediate position, pull rod (430) bottom fixedly connected with fixed block (440), pull rod (430) top fixedly connected with fixed plate (450), reset spring (460) have been cup jointed in the pull rod (430) outside.

6. The fixed support structure of a civil air defense door of claim 5 wherein: the rotating rod (340) penetrates through the middle position of the front side of the installation box (410), the fixed gear (420) is located inside the installation box (410), and the top end and the bottom end of the reset spring (460) are fixedly connected with the bottom end of the fixed plate (450) and the top of the installation box (410) respectively.