CN217501491U

CN217501491U - Anti-impact civil air defense door structure convenient for fixing door leaf

Info

Publication number: CN217501491U
Application number: CN202221295928.3U
Authority: CN
Inventors: 侯自胜; 侯祥平; 马胜谦
Original assignee: Hebei Xinwei Civil Air Defense Equipment Co ltd
Current assignee: Hebei Xinwei Civil Air Defense Equipment Co ltd
Priority date: 2022-05-27
Filing date: 2022-05-27
Publication date: 2022-09-27
Anticipated expiration: 2032-05-27

Abstract

The utility model relates to a people's air defense door technical field discloses an impact-proof people's air defense door structure convenient to fixed door leaf, including ground, the upper end middle part on ground is provided with the fluting. The utility model discloses in, at first carry out the joint support through coupling mechanism to wall body and people's air defense door body, then support the lower extreme of people's air defense door body in step through the slider, the ball of inboard lower extreme through the fluting carries out the homodisperse with the pressure of slider lower extreme at last, the supporting effect is better, the security is stronger, when people's air defense door body opens the door and hits the wall body and receive the impact, at first the connecting block contacts with the wall body and carries out preliminary shock attenuation, the connecting block drives the connecting rod and removes backward including the intracavity including spacing seat when receiving the impact force, strut damping spring and carry out the shock attenuation once more when spacing seat removes, last spacing seat compression rubber snubber block carries out last shock attenuation, the shock attenuation is effectual, prevent the emergence damage of people's air defense door body and wall body.

Description

Anti-impact civil air defense door structure convenient for fixing door leaf

Technical Field

The utility model relates to a people's air defense door technical field especially relates to an impact-proof people's air defense door structure convenient to fixed door leaf.

Background

The civil air defense door is a door of an entrance and an exit of civil air defense engineering, belongs to civil air defense protective equipment, is generally made of hard steel materials and mainly comprises a door body, a door frame and hinges, is classified clearly, comprises a common single protective sealed door, a common double protective sealed door, a movable door threshold single protective sealed door, a double protective sealed door, a sealed door and other various civil air defense equipment, is also called civil air defense, is an international common word, is a government actor and an organization crowd, and takes the activities of preventing air attacks, resisting disasters and relieving disasters, implements rescue actions, and prevents and lightens disasters.

Traditional people's air defense door generally adopts that articulated parts are installed on the wall body, people's air defense door generally all is the state of opening, and people's air defense door's dead weight is great, so can cause people's air defense door to take place to warp or drop because of the dead weight, the security is relatively poor, simultaneously when people's air defense door is opened or is closed and receive great impact force, people's air defense door does not have any buffer with the contact surface of wall body, can lead to people's air defense door and wall body to take place to damage, so need improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-impact civil air defense door structure convenient for fixing a door leaf.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an impact-proof civil air defense door structure convenient for fixing a door leaf comprises a ground, wherein a groove is arranged in the middle of the upper end of the ground, a plurality of balls are equidistantly arranged at the bottom of the inner side of the groove, a sliding block is connected in the groove in a sliding manner, the left side of the middle of the upper end of the ground is fixedly connected with the lower end of a wall body, the upper end and the lower end of the middle right side of the front end of the wall body are respectively and fixedly connected with one end of a connecting mechanism corresponding to the same side, the other end of the connecting mechanism is fixedly connected with the upper side and the lower side of the middle of the front end of a civil air defense door body, the right side of the lower end of the civil air defense door body is fixedly connected with the middle of the upper end of the sliding block, the upper end and the lower end of the right side of the middle of the front end of the civil air defense door body are respectively and fixedly connected with a damping cylinder, the middle part of the inner side of the damping cylinder is provided with an inner cavity, the rear end of the inner cavity is provided with a rubber damping block, and a limiting seat, the homonymy the front end of spacing seat respectively with the one end fixed connection of the damping spring that the homonymy corresponds, damping spring's the other end respectively with the front end fixed connection of the inner chamber that the homonymy corresponds, the front end middle part of spacing seat respectively with the rear end fixed connection of the connecting rod that the homonymy corresponds, the front end of connecting rod runs through the damper cylinder that the homonymy corresponds respectively and outwards extends, the front end of connecting rod respectively the rear side middle part of the connecting block that the fixed connection homonymy corresponds.

As a further description of the above technical solution:

and the left end of the middle rear part of the upper end of the ground is fixedly connected with a limiting column.

As a further description of the above technical solution:

the vertical sections of the slot and the sliding block are both T-shaped, and the horizontal sections of the slot and the sliding block are both arc-shaped.

As a further description of the above technical solution:

the middle part of the right side of the front end of the civil air defense door body is fixedly connected with a handle.

As a further description of the above technical solution:

the front end of the connecting block is provided with a rubber protective layer.

As a further description of the above technical solution:

the middle part of the right side of the front end of the civil air defense door body is provided with a rotating lock.

As a further description of the above technical solution:

and sealing strips are arranged at the periphery of the front end of the civil air defense door body.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, when people's air defense door body is opened, drive people's air defense door body through the pulling handle and remove, it slides in the fluting to drive the slider when people's air defense door body removes, the gliding ball that drives in the fluting when slider rotates, at first carry out joint support to wall body and people's air defense door body through coupling mechanism, then support the lower extreme of people's air defense door body in step through the slider, carry out the homodisperse through the ball of the inboard lower extreme of fluting with the pressure of slider lower extreme at last, the supporting effect is better, and the security is stronger.

2. The utility model discloses in, when people's air defense door body opens the door and hits the wall body and receive the impact, at first the connecting block contacts with the wall body and carries out preliminary shock attenuation, the connecting block drives the connecting rod and removes backward including spacing seat in receiving the impact force, strut damping spring when spacing seat removes and carry out the shock attenuation once more, last spacing seat compression rubber snubber block carries out last shock attenuation, the shock attenuation is effectual, prevent that the emergence of people's air defense door body and wall body from damaging.

Drawings

Fig. 1 is a side view of an anti-impact civil air defense door structure convenient for fixing a door leaf provided by the utility model;

fig. 2 is a sectional view of the ground internal structure of an anti-impact civil air defense door structure convenient for fixing a door leaf of the utility model;

fig. 3 is the utility model provides a shock attenuation section of thick bamboo inner structure convenient to fixed door leaf's protecting against shock people's air defense door structure.

Illustration of the drawings:

1. a ground surface; 2. grooving; 3. a limiting column; 4. a wall body; 5. a connecting mechanism; 6. a civil air defense door body; 7. a connecting rod; 8. a damper cylinder; 9. a handle; 10. a rotation lock; 11. a sealing strip; 12. connecting blocks; 13. a slider; 14. a ball bearing; 15. a limiting seat; 16. a rubber damper block; 17. a damping spring; 18. an inner cavity.

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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" 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.

Referring to fig. 1-3, the present invention provides an embodiment: an anti-impact civil air defense door structure convenient for fixing a door leaf comprises a ground 1, wherein a groove 2 is arranged in the middle of the upper end of the ground 1, a plurality of balls 14 are equidistantly arranged at the bottom of the inner side of the groove 2, a sliding block 13 is connected in the groove 2 in a sliding manner, the left side of the middle of the upper end of the ground 1 is fixedly connected to the lower end of a wall 4, the upper and lower ends of the middle of the right side of the front end of the wall 4 are respectively fixedly connected to one end of a connecting mechanism 5 corresponding to the same side, the other end of the connecting mechanism 5 is fixedly connected to the upper and lower sides of the middle of the front end of a civil air defense door body 6, the right side of the lower end of the civil air defense door body 6 is fixedly connected to the middle of the upper end of the sliding block 13, when the civil air defense door body 6 is opened, the civil air defense door body 6 is driven to move by pulling a handle 9, the sliding block 13 is driven to slide in the groove 2 when the sliding block 13 slides, the rolling balls 14 in the groove 2 are driven to rotate, firstly, a wall body 4 and a civil air defense door body 6 are connected and supported through a connecting mechanism 5, then the lower end of the civil air defense door body 6 is synchronously supported through a slide block 13, finally, the pressure at the lower end of the slide block 13 is uniformly dispersed through balls 14 at the lower end of the inner side of a slot 2, the supporting effect is better, the upper end and the lower end at the right side of the middle part of the front end of the civil air defense door body 6 are fixedly connected with a damping cylinder 8, the middle part of the inner side of the damping cylinder 8 is provided with an inner cavity 18, the rear end of the inner cavity 18 is provided with a rubber damping block 16, the middle and the rear part of the inner side of the inner cavity 18 are provided with a limiting seat 15, the front end of the limiting seat 15 at the same side is respectively and fixedly connected with one end of a damping spring 17 corresponding to the same side, the other end of the damping spring 17 is respectively and fixedly connected with the front end of the inner cavity 18 corresponding to the same side, the middle part of the limiting seat 15 is respectively and fixedly connected with the rear end of a connecting rod 7 corresponding to the same side, the front end of the connecting rod 7 respectively penetrates through the damping cylinder 8 corresponding to extend outwards, the front end of connecting rod 7 is the rear side middle part of connecting block 12 that the fixed connection homonymy corresponds respectively, when people's air defense door body 6 opens the door and hits wall body 4 and receive the impact, at first connecting block 12 contacts with wall body 4 and carries out preliminary shock attenuation, connecting block 12 drives connecting rod 7 and spacing seat 15 and removes backward in inner chamber 18 when receiving the impact force, strut damping spring 17 when spacing seat 15 removes and carry out the shock attenuation once more, last spacing seat 15 compression rubber snubber block 16 carries out final shock attenuation, the shock attenuation is effectual, the integrity of people's air defense door body 6 and wall body 4 has been protected.

The left end of the middle rear part of the upper end of the ground 1 is fixedly connected with a limiting column 3, the civil air defense door body 6 is limited when rotating through the limiting column 3, the civil air defense door body is prevented from contacting with a wall body 4, the vertical cross sections of the groove 2 and the sliding block 13 are both in a T shape, the horizontal cross sections of the groove 2 and the sliding block 13 are both in an arc shape, the sliding block 13 is more stable and is not easy to fall off when sliding in the groove 2 due to the T shape, the arc shape facilitates the civil air defense door body 6 to drive the sliding block 13 to slide in the groove 2, the middle part of the right side of the front end of the civil air defense door body 6 is fixedly connected with a handle 9, the civil air defense door body 6 is convenient to open and close through the handle 9, the front end of the connecting block 12 is provided with a rubber protective layer, the surface of the wall body 4 can be protected, meanwhile, the shock absorption can be carried out, the impact force on the civil air defense door body 6 can be relieved, the middle part of the right side of the front end of the civil air defense door body 6 is provided with a rotating lock 10, the civil air defense door body 6 can be conveniently sealed through the rotating lock 10, the front end of people's air defense door body 6 all is provided with sealing strip 11 all around, makes people's air defense door body 6 be connected more closely with 4 contact surfaces of wall body through sealing strip 11, prevents that people's air defense door body 6 from rocking in the door frame.

The working principle is as follows: when the civil air defense door body 6 is opened, the civil air defense door body 6 is driven to move by pulling the handle 9, the sliding block 13 is driven to slide in the groove 2 when the civil air defense door body 6 moves, the sliding block 13 drives the ball 14 in the groove 2 to rotate when sliding, the wall body 4 and the civil air defense door body 6 are firstly connected and supported through the connecting mechanism 5, then the lower end of the civil air defense door body 6 is synchronously supported through the sliding block 13, finally the pressure at the lower end of the sliding block 13 is uniformly dispersed through the ball 14 at the lower end of the inner side of the groove 2, the supporting effect is better, the safety is stronger, when the civil air defense door body 6 is opened and collided with the wall body 4 to be impacted, the connecting block 12 is firstly contacted with the wall body 4 to carry out preliminary shock absorption, the connecting block 12 drives the connecting rod 7 and the limiting seat 15 to move backwards in the inner cavity 18 when being impacted, strut damping spring 17 when spacing seat 15 removes and carry out the shock attenuation once more, spacing seat 15 compression rubber snubber block 16 carries out last shock attenuation at last, and the shock attenuation is effectual, prevents that the emergence of people's air defense door body 6 and wall body 4 from damaging.

Finally, it should be noted that: 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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides an impact-proof people's air defense door structure convenient to fixed door leaf, includes ground (1), its characterized in that: the upper end middle part of ground (1) is provided with a slot (2), the inboard bottom equidistance of slot (2) is provided with a plurality of balls (14), sliding connection has slider (13) in slot (2), the lower extreme at wall body (4) is connected to the upper end middle part left side fixed connection of ground (1), the upper and lower end of the middle part on wall body (4) front end right side is fixed connection respectively in the one end of the link mechanism (5) that the homonymy corresponds, the other end fixed connection of link mechanism (5) is the upper and lower side on the front end middle part of people's air defense door body (6), the lower extreme right side fixed connection of people's air defense door body (6) is in the upper end middle part of slider (13), the upper and lower extreme on the front end middle part right side of people's air defense door body (6) all fixedly connected with damper cylinder (8), the inboard middle part of damper cylinder (8) all is provided with inner chamber (18), the rear end of inner chamber (18) all is provided with rubber snubber block (16), rear portion all is provided with spacing seat (15) in inner chamber (18) inboard, the homonymy the front end of spacing seat (15) respectively with the one end fixed connection of the damping spring (17) that the homonymy corresponds, the other end of damping spring (17) respectively with the front end fixed connection of inner chamber (18) that the homonymy corresponds, the front end middle part of spacing seat (15) respectively with the rear end fixed connection of the connecting rod (7) that the homonymy corresponds, the front end of connecting rod (7) runs through damper cylinder (8) that the homonymy corresponds respectively and outwards extends, the front end of connecting rod (7) is the rear side middle part of connecting block (12) that the homonymy corresponds respectively.

2. An impact-proof civil air defense door structure convenient for fixing a door leaf according to claim 1, characterized in that: the left end of the middle rear part of the upper end of the ground (1) is fixedly connected with a limiting column (3).

3. An anti-impact civil air defense door structure convenient for fixing a door leaf according to claim 1, characterized in that: the vertical sections of the slot (2) and the sliding block (13) are both T-shaped, and the horizontal sections of the slot (2) and the sliding block (13) are both arc-shaped.

4. An impact-proof civil air defense door structure convenient for fixing a door leaf according to claim 1, characterized in that: the middle part of the right side of the front end of the civil air defense door body (6) is fixedly connected with a handle (9).

5. An impact-proof civil air defense door structure convenient for fixing a door leaf according to claim 1, characterized in that: the front ends of the connecting blocks (12) are all provided with rubber protective layers.

6. An anti-impact civil air defense door structure convenient for fixing a door leaf according to claim 1, characterized in that: the middle part of the right side of the front end of the civil air defense door body (6) is provided with a rotary lock (10).

7. An impact-proof civil air defense door structure convenient for fixing a door leaf according to claim 1, characterized in that: sealing strips (11) are arranged on the periphery of the front end of the civil air defense door body (6).