CN216866460U

CN216866460U - Fixing device of people's air defense door

Info

Publication number: CN216866460U
Application number: CN202123050345.2U
Authority: CN
Inventors: 常伟
Original assignee: Jingjiang Tongli Machinery Fittings Co ltd
Current assignee: Jingjiang Tongli Machinery Fittings Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-01
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to the technical field of fixing devices, in particular to a fixing device of a civil air defense door, which comprises a wall body, a door frame and hinges, wherein the wall body is fixedly connected to the outer side of the door frame, the opposite ends of the left side of the door frame are fixedly connected with the hinges, the lower end inside the door frame is fixedly connected with a fixing shell, the right side of the upper end of the fixing shell is fixedly connected with a pressure pipe, and the middle part of the left side of the fixing shell is fixedly connected with a ball. The utility model overcomes the defects of the prior art, the door plate and the doorframe which are not fixedly overlapped are supported and fixedly overlapped through the jack, the hand wheel is rotated to open the door plate, the limit teeth on the limit plate are meshed with the external teeth through the elastic force of the reset spring, the door plate is further fixed at the appointed position, and then the gear rotating rod in the rotating disc is fixed in position and cannot rotate reversely, so that the civil air defense door cannot shake, the safety performance of the civil air defense door is improved, and the practicability is strong in the practical use process.

Description

Fixing device of people's air defense door

Technical Field

The utility model relates to a fixing device, in particular to a fixing device for a civil air defense door.

Background

The civil air defense door is a door of an entrance and an exit of civil protection engineering, is classified clearly, comprises a plurality of civil air defense devices such as a common single-leaf or double-leaf protective airtight door and an airtight door, a movable threshold single-leaf or double-leaf protective airtight door and an airtight door, is earliest in shape and is widely selected.

However, the door leaf of the existing civil air defense door is heavier and is easy to droop, incline and other conditions of the door plate in the using process of the fixing device of the civil air defense door, the drooping door plate cannot be supported and fixed, and the usability is further influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a fixing device of a civil air defense door, which overcomes the defects of the prior art, has simple structural design and effectively solves the problems that the door leaf of the civil air defense door is heavier and the door leaf is easy to droop, incline and the like in the use process of the fixing device of the civil air defense door, the drooping door leaf cannot be supported and fixed, and the usability is further influenced, and the opened door leaf can deviate due to the inertia vibration generated by the walking of personnel and vehicles after the door leaf is pushed to be opened, so that the door leaf rotates, the safety performance of the civil air defense door is further reduced, and the practicability is not strong in the actual use process.

In order to solve the technical problems, the utility model provides the following technical scheme:

the fixing device for the civil air defense door comprises wall bodies, a door frame and hinges, wherein the wall bodies are fixedly connected to the outer side of the door frame, and the opposite ends of the left side of the door frame are fixedly connected with the hinges;

the lower end of the interior of the door frame is fixedly connected with a fixed shell, the right side of the upper end of the fixed shell is fixedly connected with a pressure pipe, the middle part of the left side of the fixed shell is fixedly connected with a ball, the upper end of the ball is fixedly connected with a jack, the right side of the hinge is movably connected with a door panel, the right side of the door panel is fixedly connected with an inner door panel, one opposite side of the interior of the door panel is fixedly connected with a limiting plate, the interior of the limiting plate is fixedly connected with a reset spring, the middle of the interior of the door panel is fixedly connected with a rotating disc, the middle of the rotating disc is fixedly connected with a gear rotating rod, the right side of the upper end of the limiting plate is movably connected with a limiting tooth, the left side of the upper end of the limiting plate is movably connected with outer teeth, the middle part of the right side of the door panel is fixedly connected with a rotating shaft, one opposite side of the rotating shaft is movably connected with a hand wheel, one side of the inner wall of the hand wheel is fixedly connected with a handle, and the opposite ends of the right side of the inner door plate are fixedly connected with fixing locks.

As a preferred technical scheme of the utility model, the rotating shaft, the hand wheel and the handle are arranged integrally, and the rotating shaft, the hand wheel and the handle are symmetrically distributed on two sides of the door panel and the inner door panel.

As a preferable technical scheme of the utility model, the pressure pipes are sequentially arranged on the fixed shell, and the pressure pipes and the jack are transversely arranged in parallel.

As a preferable technical scheme of the utility model, the gear rotating rod penetrates through the inside of the rotating disc, and the rotating disc is respectively connected with the limiting teeth and the external teeth.

As a preferred technical scheme of the utility model, the return spring and the limiting plate are matched with each other, and the return spring and the limiting plate are distributed in the door plate at equal distance.

As a preferable technical scheme of the utility model, the rotating shaft penetrates through the door plate and the inner door plate and is connected with the rotating disc, and the door plate and the inner door plate are arranged in parallel.

The embodiment of the utility model provides a fixing device of a civil air defense door, which has the following beneficial effects: this kind of fixing device of people's air defense door that has improved is heavy in the use the door leaf of people's air defense door also can not make the door plant appear flagging, situations such as slope take place, can support fixedly to flagging door plant, and then improve the usability, and this kind of fixing device of people's air defense door can not lead to door plant skew and gyration because of the inertia vibrations that the walking of personnel and vehicle produced after opening the door plant in the promotion, and then improve the security performance of people's air defense door, the practicality is strong in the in-service use process.

1. Through setting up the set casing, the pressure pipe, ball and jack, because use the people's air defense door for a long time and appear under the flagging condition, let the pressure pipe of door frame inside explore the flagging and the pressure of slope of door plant, the flagging many pressure pipes of door plant that limit will toward the more that the set casing pushed down, just know the position of flagging and slope, remove the jack to the pressurized position of pressure pipe by the ball again and support fixedly, support the door plant and fix to original position, and then improve the rate of utilization.

2. Through setting up the limiting plate, reset spring, the rolling disc, the gear bull stick, spacing tooth and external tooth, make the door plant and the door frame of unfixed coincidence pass through the jack and support fixed coincidence back, rotate the hand wheel again and open the door plant, spacing tooth and external tooth on making the limiting plate by reset spring's elasticity mesh, and then make the door plant fix in appointed position, then make the gear bull stick rigidity in the rolling disc again, let it can not reverse, thereby make the people's air defense door can not appear rocking, and then improve the security performance of people's air defense door, the practicality is strong in the in-service use process.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the door frame of the present invention;

FIG. 3 is a schematic view of the internal structure of the door panel of the present invention.

In the figure: 1. a wall body; 2. a door frame; 3. a hinge; 4. an inner door panel; 5. a door panel; 6. a rotating shaft; 7. a hand wheel; 8. a handle; 9. fixing a lock; 10. a stationary case; 11. a pressure pipe; 12. a ball bearing; 13. a jack; 14. a limiting plate; 15. a return spring; 16. rotating the disc; 17. a gear rotating rod; 18. limiting teeth; 19. and (4) external teeth.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Example (b): as shown in fig. 1-3, a fixing device for a civil air defense door comprises a wall body 1, a door frame 2 and hinges 3, wherein the wall body 1 is fixedly connected to the outer side of the door frame 2, and the opposite ends of the left side of the door frame 2 are fixedly connected with the hinges 3;

the lower end of the interior of the door frame 2 is fixedly connected with a fixed shell 10, the right side of the upper end of the fixed shell 10 is fixedly connected with a pressure pipe 11, the middle part of the left side of the fixed shell 10 is fixedly connected with a ball 12, the upper end of the ball 12 is fixedly connected with a jack 13, the right side of the hinge 3 is movably connected with a door panel 5, the right side of the door panel 5 is fixedly connected with an inner door panel 4, the opposite sides of the interior of the door panel 5 are fixedly connected with a limiting plate 14, the interior of the limiting plate 14 is fixedly connected with a reset spring 15, the middle of the interior of the door panel 5 is fixedly connected with a rotating disc 16, the middle of the rotating disc 16 is fixedly connected with a gear rotating rod 17, the right side of the upper end of the limiting plate 14 is movably connected with a limiting tooth 18, the left side of the upper end of the limiting plate 14 is movably connected with an outer tooth 19, the middle part of the right side of the door panel 5 is fixedly connected with a rotating shaft 6, the opposite sides of the rotating shaft 6 are movably connected with a hand wheel 7, one side of the inner wall of the hand wheel 7 is fixedly connected with a handle 8, the opposite ends of the right side of the inner door panel 4 are fixedly connected with fixing locks 9.

Wherein, axis of rotation 6, hand wheel 7 and handle 8 set up as an organic whole, and axis of rotation 6, hand wheel 7 and handle 8 equal symmetric distribution are in door plant 5 and interior door plant 4 both sides.

In this embodiment, through this kind of design, rotate hand wheel 7 and handle 8 and drive axis of rotation 6 and can open and shut the fixed lock 9 on the interior door plant 4, and then make the fixity of people's air defense door better, the practicality is strong in the in-service use process.

Wherein, the pressure pipes 11 are arranged on the fixed shell 10 in sequence, and the pressure pipes 11 and the jacks 13 are arranged in parallel in the transverse direction.

In this embodiment, through this kind of design, let the pressure pipe 11 of door frame 2 inside explore the flagging and the pressure of slope of door plant 5, the flagging many pressure pipe 11 of door plant 5 limit will toward fixed shell 10 more that pushes down, just knows the position of flagging and slope, moves jack 13 to the pressurized position of pressure pipe 11 by ball 12 again and supports fixedly, supports fixed to original position with door plant 5, and then improves the rate of utilization.

The gear rotating rod 17 penetrates through the rotating disc 16, and the rotating disc 16 is connected with the limiting teeth 18 and the external teeth 19 respectively.

In this embodiment, through this kind of design, the elasticity by reset spring 15 makes spacing tooth 18 and external tooth 19 on the limiting plate 14 mesh, and then makes door plant 5 fix in appointed position, then makes the gear bull stick 17 rigidity in the rolling disc 16 again, lets it can not the reversal to make people's air defense door can not appear rocking, and then improve people's air defense door's security performance.

The return spring 15 and the limit plate 14 are engaged with each other, and the return spring 15 and the limit plate 14 are distributed in the door panel 5 at equal intervals.

In this embodiment, through this kind of design, make unfixed door plant 5 of coincidence and door frame 2 support fixedly through jack 13 after, loosen limiting plate 14 in the door plant 5, fix spacing tooth 18 and external tooth 19 to next limiting plate 14 by the elasticity of the reset spring 15 in the limiting plate 14 again and mesh, and then accomplish work.

The rotating shaft 6 penetrates through the door panel 5 and the inner door panel 4 and is connected with the rotating disc 16, and the door panel 5 and the inner door panel 4 are arranged in parallel.

In this embodiment, through this kind of design, can be at will come the people's air defense door that opens and shuts through door plant 5 or interior door plant 4, the rethread rotates hand wheel 7 and handle 8 and drives axis of rotation 6 and carry out two-way use and open and shut, and the practicality is strong in the in-service use process.

The working principle is as follows: the civil air defense door can be opened and closed conveniently through the door panel 5 or the inner door panel 4, the rotating hand wheel 7 and the handle 8 drive the rotating shaft 6 to open and close the fixed lock 9 on the inner door panel 4, so that the fixity of the civil air defense door is better, then the rotating hand wheel 7 and the handle 8 drive the rotating shaft 6 to open and close in two directions, under the condition of drooping due to long-time use of the civil air defense door, the pressure pipe 11 in the door frame 2 can detect the drooping and inclined pressure of the door panel 5, the more the drooping multi-pressure pipe 11 on the door panel 5 can be pressed downwards towards the fixed shell 10, the drooping and inclined positions can be known, the jacks 13 are moved to the pressed parts of the pressure pipe 11 by the balls 12 to be supported and fixed, the door panel 5 is supported and fixed to the original position, the utilization rate is further improved, and after the door panel 5 and the door frame 2 which are not fixedly overlapped are supported and fixed through the jacks 13, rotate hand wheel 7 again and open door plant 5, the elasticity of the reset spring 15 in the limiting plate 14 is fixed spacing tooth 18 and external tooth 19 and is carried out the meshing to next limiting plate 14 on, and then make door plant 5 fix in appointed position, then make the gear bull stick 17 rigidity in the rolling disc 16 again, let it can not reverse, thereby make door plant 5 and door frame 2 in the people's air defense door carry out the coincidence fixed, make the security performance of people's air defense door improve, the practicality is strong in the in-service use process.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A fixing device of a civil air defense door comprises wall bodies (1), door frames (2) and hinges (3), and is characterized in that the wall bodies (1) are fixedly connected to the outer sides of the door frames (2), and the opposite ends of the left sides of the door frames (2) are fixedly connected with the hinges (3);

the door frame is characterized in that a fixed shell (10) is fixedly connected to the lower end of the interior of the door frame (2), pressure pipes (11) are fixedly connected to the right side of the upper end of the fixed shell (10), balls (12) are fixedly connected to the middle of the left side of the fixed shell (10), jacks (13) are fixedly connected to the upper ends of the balls (12), door plates (5) are movably connected to the right side of the hinge (3), inner door plates (4) are fixedly connected to the right side of the door plates (5), limiting plates (14) are fixedly connected to one opposite sides of the interior of the door plates (5), return springs (15) are fixedly connected to the interiors of the limiting plates (14), a rotating disc (16) is fixedly connected to the middle of the interior of the door plates (5), a gear rotating rod (17) is fixedly connected to the middle of the rotating disc (16), limiting teeth (18) are movably connected to the right side of the upper ends of the limiting plates (14), and outer teeth (19) are movably connected to the left side of the upper ends of the limiting plates (14), door plant (5) right side middle part fixedly connected with axis of rotation (6), the equal swing joint in one side in opposite directions of axis of rotation (6) has hand wheel (7), the equal fixedly connected with handle (8) of hand wheel (7) inner wall one side, the equal fixedly connected with fixed lock (9) of interior door plant (4) right side one end in opposite directions.

2. The fixing device of the civil air defense door as claimed in claim 1, wherein the rotating shaft (6), the hand wheel (7) and the handle (8) are arranged as a whole, and the rotating shaft (6), the hand wheel (7) and the handle (8) are symmetrically distributed on two sides of the door panel (5) and the inner door panel (4).

3. A civil air defense door fixing device according to claim 1, characterized in that the pressure pipes (11) are arranged on the fixing shell (10) in sequence, and the pressure pipes (11) and the jacks (13) are arranged in parallel in the transverse direction.

4. The fixing device of the civil air defense door according to the claim 1, characterized in that the gear rotating rod (17) penetrates the inside of the rotating disc (16), and the rotating disc (16) is respectively connected with a limit tooth (18) and an external tooth (19).

5. The fixing device of the civil air defense door according to the claim 1, characterized in that the return spring (15) and the limit plate (14) are mutually matched, and the return spring (15) and the limit plate (14) are distributed in the door panel (5) at equal distance.

6. The fixing device of the civil air defense door according to the claim 1, characterized in that the rotating shaft (6) penetrates the door panel (5) and the inner door panel (4) and is internally connected with a rotating disc (16), and the door panel (5) and the inner door panel (4) are arranged in parallel.