CN114482813B - Civil air defense door mounting structure and mounting method thereof - Google Patents

Civil air defense door mounting structure and mounting method thereof Download PDF

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Publication number
CN114482813B
CN114482813B CN202210045367.XA CN202210045367A CN114482813B CN 114482813 B CN114482813 B CN 114482813B CN 202210045367 A CN202210045367 A CN 202210045367A CN 114482813 B CN114482813 B CN 114482813B
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CN
China
Prior art keywords
door leaf
sliding
sliding groove
door
wall body
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CN202210045367.XA
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Chinese (zh)
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CN114482813A (en
Inventor
张亚坤
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Xi'an Shuangan Jiye Civil Air Defense Engineering Co ltd
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Xi'an Shuangan Jiye Civil Air Defense Engineering Co ltd
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Priority to CN202210045367.XA priority Critical patent/CN114482813B/en
Publication of CN114482813A publication Critical patent/CN114482813A/en
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    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B5/00Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/10Doors, windows, or like closures for special purposes; Border constructions therefor for protection against air-raid or other war-like action; for other protective purposes
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D13/00Accessories for sliding or lifting wings, e.g. pulleys, safety catches
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05DHINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
    • E05D15/00Suspension arrangements for wings
    • E05D15/56Suspension arrangements for wings with successive different movements
    • E05D15/58Suspension arrangements for wings with successive different movements with both swinging and sliding movements
    • EFIXED CONSTRUCTIONS
    • E06DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06BFIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/32Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing
    • E06B3/50Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement
    • E06B3/5054Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement where the sliding and rotating movements are independent of each other
    • E06B3/5072Arrangements of wings characterised by the manner of movement; Arrangements of movable wings in openings; Features of wings or frames relating solely to the manner of movement of the wing with more than one kind of movement where the sliding and rotating movements are independent of each other the horizontal sliding wings having the possibility of an additional rotational movement

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Wing Frames And Configurations (AREA)

Abstract

The application relates to a civil air defense door mounting structure and a mounting method thereof, which belong to the field of civil air defense door structures, wherein the civil air defense door mounting structure is used for connecting a first door leaf and a second door leaf with a first wall body and a second wall body, the second door leaf is rotationally connected with the second wall body, the first door leaf is horizontally and slidingly connected with the second door leaf, a sliding rotating piece is arranged between the first door leaf and the second wall body, the first door leaf is rotationally connected with the second wall body through the sliding rotating piece, and the side wall of the first door leaf far away from the second door leaf is attached with the first wall body. The application has the effect of enabling the opening and closing process of the civil air defense door to be convenient and fast.

Description

Civil air defense door mounting structure and mounting method thereof
Technical Field
The application relates to the field of civil air defense door structures, in particular to a civil air defense door installation structure and an installation method thereof.
Background
The civil air defense door is a door at the entrance and the exit of civil protection engineering, belongs to civil protection equipment, is generally made of steel materials and can resist various shock waves or heavy object collision.
At present, people's air defense door generally includes first door leaf and second door leaf, and first door leaf is articulated with nearby first wall body, and second door leaf is articulated with nearby second wall body, and the central axis of the articulated shaft of first wall body and second wall body is all vertical, and first door leaf and second door leaf are in the coplanar, and the lateral wall that first door leaf and second door leaf are close to each other passes through the latch and connects.
In view of the above-mentioned related art, the inventor considers that the operator needs to rotate the first door leaf and the second door leaf simultaneously with both hands, which is complicated.
Disclosure of Invention
In order to facilitate the opening and closing process of the civil air defense door, the application provides a civil air defense door mounting structure and a civil air defense door mounting method.
In a first aspect, the present application provides a civil air defense door installation structure, which adopts the following technical scheme:
the utility model provides a people's air defense door mounting structure for with first door leaf and second door leaf and first wall body and second wall connection, the second door leaf rotates with the second wall body to be connected, first door leaf with second door leaf horizontal sliding connection, be equipped with the slip between first door leaf and the second wall body and rotate the piece, first door leaf rotates the piece through the slip with the second wall body and rotates to be connected, first door leaf is kept away from the lateral wall and the first wall body laminating of second door leaf.
By adopting the technical scheme, when the civil air defense door needs to be opened, an operator can push the first door leaf to the direction close to the second door leaf by one hand, and at the moment, the space between the first wall body and the second wall body is relatively small, so that the operator can pass smoothly; when the large object passes through the civil air defense door, after the first door leaf horizontally slides, the first door leaf and the second door leaf can be rotated by one hand at the same time, the space between the first wall body and the second wall body is increased, and then the large object passes through smoothly.
Optionally, the sliding rotation piece includes sliding plate, sliding block and deflector, the one end and the second wall body fixed connection of sliding plate, first spout has been seted up to the diapire of sliding plate, deflector fixed connection is in the lateral wall of sliding plate, the second spout has been seted up to the diapire of deflector, the second spout for use the axis of rotation of first door leaf is the arc of axle, the second spout with the one end intercommunication that the first spout is close to the second wall body, the sliding block is located in the first spout and follow first spout slides, the sliding block with first door leaf fixed connection.
Through adopting above-mentioned technical scheme, to the in-process that is close to the direction of second door leaf promotes first door leaf, the sliding block slides in first spout simultaneously, when the sliding block slides to the tip that first spout is close to the second door leaf, rotates first door leaf, and the sliding block slides in the second spout, can make the steady rotation of second door leaf.
Optionally, the second door fan is connected with synchronous rotating member, synchronous rotating member is synchronous board, synchronous board be located the below of sliding plate and with the sliding plate rotates to be connected, synchronous board with second door fan fixed connection, the diapire of synchronous board has been seted up and has been run through the third spout of synchronous board, the length of third spout with the length of second spout is the same, the sliding block is located in the third spout and with synchronous board horizontal sliding connection.
Through adopting above-mentioned technical scheme, first door leaf horizontal slip in-process, the sliding block slides in first spout and third spout simultaneously, and when the sliding block slides to the tip that first spout is close to first door leaf, simultaneously rotate first door leaf and second door leaf, the sliding block drives synchronous board and first door leaf and rotates simultaneously, has realized the rotation of second door leaf.
Optionally, the guide plate is provided with a rotation blocking member for making the sliding block not easy to slide in the second sliding groove, and the rotation blocking member is located at a communication position of the second sliding groove and the first sliding groove.
Through adopting above-mentioned technical scheme, hinder and change the piece and can make the sliding block be difficult for getting into in the second spout under non-manpower effect.
Optionally, the anti-rotation piece includes movable column and elastic component, the lateral wall of deflector has been seted up and has been used for holding the sliding tray of movable column, the one end of movable column is located in the sliding tray, the other end is located the sliding tray outside and with the other lateral wall of second spout leaves the space, the movable column is located the outside tip of sliding tray is the bulb, the elastic component is arranged in the sliding tray and is used for driving movable column to move into or remove the sliding tray.
Through adopting above-mentioned technical scheme, when the sliding block gets into in the second spout, can move into the sliding tray with the movable column, when the sliding block moved away from the sliding tray, the movable column reset under the elastic force effect of elastic component, played and made the sliding block be difficult for moving into or remove the second spout under non-manpower effect.
Optionally, the bottom walls of the first door leaf and the second door leaf are both provided with rolling elements, and the rolling elements are in rolling connection with the ground.
Through adopting above-mentioned technical scheme, reduce the frictional force between first door leaf and second door leaf and the ground, improve the mobile smoothness nature of first door leaf and second door leaf.
Optionally, a buffer member is arranged on one side of the first door leaf, which is close to the first wall body.
Through adopting above-mentioned technical scheme, weaken the direct collision between first door leaf and the first wall body, make first door leaf not fragile.
On the other hand, the application provides an installation method of a civil air defense door installation structure, which adopts the following technical scheme:
the method for installing the civil air defense door installation structure comprises the following steps,
s1, prefabricating the sliding rotating piece, the first door leaf and the second door leaf;
s2, installing the sliding rotating piece, the second door leaf and the first door leaf.
Optionally, the method for installing the civil air defense door installation structure comprises the following steps,
s1, prefabricating the sliding rotating piece, the first door leaf and the second door leaf;
s2, installing the sliding rotating piece, the second door leaf and the first door leaf: and connecting one end of the sliding plate to a second wall, then rotatably connecting the second door leaf to the second wall, and finally connecting the first door leaf to the sliding plate.
By adopting the technical scheme, the installation method of the civil air defense door installation structure is simple and convenient, and is beneficial to later popularization and application.
In summary, the application has the following beneficial technical effects:
1. the first door leaf can slide horizontally and rotate through the sliding rotating piece, and the second door leaf also rotates with the second wall body, so that a user can freely select a proper opening mode of the civil air defense door according to the actually required passing space, the opening mode of the whole civil air defense door can be operated by one hand of an operator, and convenience of opening and closing the civil air defense door by the operator is improved;
2. by arranging the rotation-resisting piece, the sliding block is not easy to enter or move out of the second sliding groove under the action of non-manpower, and further the first door leaf and the second door leaf are not easy to rotate at will under the action of non-manpower;
3. the rolling elements are arranged on the bottom walls of the first door leaf and the second door leaf, so that friction between the first door leaf and the ground and between the second door leaf and the ground can be reduced.
Drawings
FIG. 1 is a schematic perspective view of a civil air defense door installation structure according to an embodiment of the present application;
FIG. 2 is a schematic perspective view of another view of a civil air defense door installation structure according to an embodiment of the present application;
FIG. 3 is a perspective view showing a sliding rotary member highlighted in a civil air defense door mounting structure according to an embodiment of the present application;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a perspective view of a highlighted rotation inhibitor in a civil air defense door mounting structure according to an embodiment of the present application;
fig. 6 is a perspective view showing a rolling member in a civil air defense door installation structure according to an embodiment of the present application.
Reference numerals illustrate: 1. a first door leaf; 2. a second door leaf; 3. a first wall; 4. a second wall; 5. a sliding rotary member; 51. a sliding plate; 511. a first chute; 52. a sliding block; 53. a guide plate; 531. a second chute; 6. a synchronizing plate; 61. a third chute; 7. a rotation blocking member; 71. a moving column; 72. an elastic member; 73. a sliding groove; 8. a rolling member; 9. a buffer member; 10. and a limiting plate.
Detailed Description
The application is described in further detail below with reference to fig. 1-6.
The embodiment of the application discloses a civil air defense door installation structure and an installation structure thereof.
First aspect, referring to fig. 1 and 2, the civil air defense door mounting structure is used for connecting first door leaf 1 and second door leaf 2 with first wall body 3 and second wall body 4, and first wall body 3 is vertical with second wall body 4 parallel, and second door leaf 2 is connected through the pivot rotation with second wall body 4, and the axis of pivot be parallel with the direction of height of second wall body 4. The first door leaf 1 is horizontally and slidably connected with the second door leaf 2, a sliding rotating piece 5 is arranged between the first door leaf 1 and the second wall body 4, the first door leaf 1 and the second wall body 4 are rotatably connected and slidably connected through the sliding rotating piece 5, and the side wall of the first door leaf 1 far away from the second door leaf 2 is attached to the side wall of the first wall body 3. The second door leaf 2 is connected with synchronous rotating member, and the second door leaf 2 and the first door leaf 1 rotate synchronously through synchronous rotating member.
When not using the people's prevention door, the lateral wall that first door leaf 1 and second door leaf 2 kept away from each other is laminated with the lateral wall of second wall body 4 and first wall body 3 respectively, when needs pass through personnel, only need with first door leaf 1 horizontal slip can open first door leaf 1, make personnel pass through smoothly. When the large object is needed, the first door leaf 1 is horizontally pushed, the first door leaf 1 is rotated, the first door leaf 1 and the second door leaf 2 realize the purpose of simultaneous rotation through the sliding rotating piece 5 and the synchronous rotating piece, at the moment, the space between the first wall body 3 and the second wall body 4 is enlarged, the large object can smoothly pass through, the mode of opening and closing the first door leaf 1 and the second door leaf 2 is simple and convenient, and an operator can operate by one hand.
As shown in fig. 2 and 3, the sliding rotary member 5 includes a sliding plate 51, a sliding block 52 and a guiding plate 53, the sliding plate 51 is horizontally located between the first wall 3 and the second wall 4, one end of the sliding plate 51 is connected with a side wall of the second wall 4 through a bolt, a first sliding groove 511 is formed in a bottom wall of the sliding plate 51 along a length direction of the sliding plate, and in this embodiment, the first sliding groove 511 penetrates through the sliding plate 51. The guide plate 53 may be square or rectangular, in this embodiment, the circle center of the guide plate 53 is located on the rotation axis of the second door 2, the circle center angle of the guide plate 53 is 90 °, one right-angle side of the guide plate 53 is integrally connected to the side wall of the sliding plate 51, and the other right-angle side is connected to the side wall of the second wall 4 through a bolt. The guide plate 53 is coplanar with the slide plate 51. The bottom wall of the guide plate 53 is provided with a second chute 531 penetrating through the guide plate 53, the second chute 531 is arc-shaped with the rotation axis of the first door leaf 1 as an axis, and the second chute 531 is communicated with one end, close to the second wall 4, of the first chute 511.
As shown in fig. 2 and 3, the synchronous rotating member is a synchronous plate 6, the length of the synchronous plate 6 is equal to that of the sliding plate 51, the synchronous plate 6 is located below the sliding plate 51 and is rotationally connected with the sliding plate 51 through a rotating shaft, and the side wall of the synchronous plate 6 is welded with the top wall of the second door fan 2. The bottom wall of the synchronization plate 6 is provided with a third slide groove 61 penetrating the synchronization plate 6, and the length of the third slide groove 61 is the same as the length of the second slide groove 531. The sliding block 52 is simultaneously located in the first sliding groove 511 and the third sliding groove 61 and slides along the first sliding groove 511, the sliding block 52 is a cylinder, the top end of the sliding block 52 is integrally connected with the limiting plate 10, the bottom end of the sliding block 52 is welded with the top wall of the first door leaf 1, and the sliding block 52 is located in the third sliding groove 61 and is horizontally and slidably connected with the synchronous plate 6.
As shown in fig. 4 and 5, the guide plate 53 is provided with a rotation blocking member 7 for making the sliding block 52 not easily slide in the second slide groove 531, the rotation blocking member 7 is located at a communication position of the second slide groove 531 and the first slide groove 511, and the rotation blocking member 7 includes a moving column 71 and an elastic member 72. The side wall of the guide plate 53 is provided with a sliding groove 73 for accommodating the moving column 71, one end of the moving column 71 is positioned in the sliding groove 73, and the other end of the moving column is positioned outside the sliding groove 73 and is spaced from the other side wall of the second sliding groove 531. The elastic member 72 is a spring, the elastic member 72 is located in the sliding groove 73, one end of the elastic member 72 is adhered to the inner wall of the guide plate 53, the other end of the elastic member is welded to the moving column 71, and the end of the moving column 71 located outside the sliding groove 73 is a ball head.
When the first door leaf 1 and the second door leaf 2 need to be opened, the first door leaf 1 is pushed towards the direction close to the second door leaf 2, at the moment, the sliding block 52 moves in the first sliding groove 511 and the third sliding groove 61 simultaneously, when the sliding block 52 moves to the end part of the first sliding groove 511 close to the second door leaf 2, the first door leaf 1 or the second door leaf 2 is rotated, at the moment, the sliding block 52 moves into the sliding groove 73 in the moving process of the sliding block 52 in the second sliding groove 531, the moving column 71 can be quickly reset under the action of the elastic piece 72, and the sliding block 52 is not easy to move into or move out of the second sliding groove 531 under the action of non-manpower.
As shown in fig. 6, the bottom walls of the first door leaf 1 and the second door leaf 2 are both provided with rolling elements 8, the rolling elements 8 may be small universal wheels or the like and can roll on the ground, in this embodiment, the rolling elements 8 are balls, the balls are provided with a plurality of bottom walls embedded in the first door leaf 1 and the second door leaf 2, and the rolling elements 8 are in rolling connection with the ground. When first door leaf 1 horizontal slip or rotate to and when second door leaf 2 rotated, first door leaf 1 and second door leaf 2 pass through the ball and rotate, help reducing the frictional force between first door leaf 1 and second door leaf 2 and the ground, and then help improving the removal smoothness nature of first door leaf 1 and second door leaf 2, increased the convenience of opening and close the people's air defense door.
In addition, as shown in fig. 3, a buffer member 9 is disposed on a side of the first door leaf 1 close to the first wall body 3, and the buffer pad may be a foam cushion, a rubber pad, or any other structure capable of reducing direct contact between the first wall body 3 and the first door leaf 1, and in this embodiment, sound-absorbing cotton is adopted, and the sound-absorbing cotton is adhered to a side wall of the first door leaf 1 close to the first wall body 3. The sound-absorbing cotton can achieve the purposes of noise reduction and noise reduction, so that the first door leaf 1 is not easy to generate noise when contacting with the first wall body 3. In addition, the sound absorbing cotton also weakens the contact collision between the first door leaf 1 and the first wall body 3, so that the first door leaf 1 is not easy to damage.
The implementation principle of the civil air defense door installation structure provided by the embodiment of the application is as follows: when the anti-theft door is not used, the side walls of the first door leaf 1 and the second door leaf 2 which are far away from each other are respectively attached to the side walls of the second wall body 4 and the first wall body 3; when a person needs to pass, the first door leaf 1 can be opened only by horizontally sliding the first door leaf 1, so that the person can pass smoothly; when a large object is needed to pass, the first door leaf 1 is pushed to a direction close to the second door leaf 2, at the moment, the sliding block 52 slides in the first sliding groove 511 and the third sliding groove 61 at the same time, when the sliding block 52 moves to the end part of the first sliding groove 511 close to the second door leaf 2, the first door leaf 1 or the second door leaf 2 is rotated, at the moment, the sliding block 52 moves in the second sliding groove 531, the synchronous plate 6 is driven by the sliding block 52 to rotate, the space between the first wall body 3 and the second wall body 4 is enlarged, the large object can pass smoothly, and the whole opening and closing mode of the first door leaf 1 and the second door leaf 2 is simple and convenient.
In a second aspect, an embodiment of the application discloses a method for installing a civil air defense door installation structure.
The method for installing the civil air defense door installation structure comprises the following steps:
s1, prefabricated sliding and rotating piece 5, first door leaf 1 and second door leaf 2: a first chute 511 is formed on the sliding plate 51, a second chute 531 is formed on the guide plate 53, the sliding rotating member 5 is manufactured, and the first door leaf 1 and the second door leaf 2 are manufactured by special processors;
s2, a sliding rotation piece 5, a second door leaf 2 and a first door leaf 1 are installed: one end of the sliding plate 51 is connected to the side wall of the second wall body 4 through a bolt, and a synchronizing plate 6 provided with a third sliding groove 61 is arranged below the sliding plate 51; then the second door leaf 2 is rotationally connected to the second wall 4 through a rotating shaft; finally, the sliding block 52 passes through the first sliding groove 511 and the third sliding groove 61 in sequence and then is welded with the first door leaf 1.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (7)

1. The utility model provides a people's air defense door mounting structure for be connected first door leaf (1) and second door leaf (2) with first wall body (3) and second wall body (4), its characterized in that: the second door leaf (2) is rotationally connected with the second wall body (4), the first door leaf (1) is horizontally and slidably connected with the second door leaf (2), a sliding rotating piece (5) is arranged between the first door leaf (1) and the second wall body (4), the first door leaf (1) is rotationally connected with the second wall body (4) through the sliding rotating piece (5), and the side wall, far away from the second door leaf (2), of the first door leaf (1) is attached to the first wall body (3);
the sliding rotating piece (5) comprises a sliding plate (51), a sliding block (52) and a guide plate (53), one end of the sliding plate (51) is fixedly connected with the second wall body (4), a first sliding groove (511) is formed in the bottom wall of the sliding plate (51), the guide plate (53) is fixedly connected with the side wall of the sliding plate (51), a second sliding groove (531) is formed in the bottom wall of the guide plate (53), the second sliding groove (531) is in an arc shape taking a rotating shaft of the first door leaf (1) as an axis, the second sliding groove (531) is communicated with one end, close to the second wall body (4), of the first sliding groove (511), the sliding block (52) is located in the first sliding groove (511) and slides along the first sliding groove (511), and the sliding block (52) is fixedly connected with the first door leaf (1).
The second door leaf (2) is connected with synchronous rotating piece, synchronous rotating piece is synchronous board (6), synchronous board (6) are located the below of sliding plate (51) and with sliding plate (51) rotate and are connected, synchronous board (6) with second door leaf (2) fixed connection, third spout (61) that runs through synchronous board (6) are seted up to the diapire of synchronous board (6), slider (52) are located in third spout (61) and with synchronous board (6) horizontal sliding connection.
2. The civil air defense door mounting structure according to claim 1, wherein: the guide plate (53) is provided with a rotation blocking piece (7) which is used for enabling the sliding block (52) not to slide in the second sliding groove (531), and the rotation blocking piece (7) is located at the communication position of the second sliding groove (531) and the first sliding groove (511).
3. The civil air defense door mounting structure according to claim 2, wherein: the anti-rotation piece (7) comprises a movable column (71) and an elastic piece (72), a sliding groove (73) used for accommodating the movable column (71) is formed in the side wall of the guide plate (53), one end of the movable column (71) is located in the sliding groove (73), the other end of the movable column is located outside the sliding groove (73) and is spaced from the other side wall of the second sliding groove (531), the end of the movable column (71) located outside the sliding groove (73) is a ball head, and the elastic piece (72) is located in the sliding groove (73) and used for driving the movable column (71) to move in or out of the sliding groove (73).
4. The civil air defense door mounting structure according to claim 1, wherein: the bottom walls of the first door leaf (1) and the second door leaf (2) are respectively provided with a rolling element (8), and the rolling elements (8) are in rolling connection with the ground.
5. The civil air defense door mounting structure according to claim 1, wherein: one side of the first door leaf (1) close to the first wall body (3) is provided with a buffer piece (9).
6. A method of installing a civil air defense door installation structure as defined in claim 1, wherein: comprises the steps of,
s1, prefabricating the sliding rotating piece (5), the first door leaf (1) and the second door leaf (2);
s2, the sliding rotating piece (5), the second door leaf (2) and the first door leaf (1) are installed.
7. A method of installing a civil air defense door installation structure according to claim 6, wherein: comprises the steps of,
s1, prefabricating the sliding rotating piece (5), the first door leaf (1) and the second door leaf (2);
s2, mounting the sliding rotating piece (5), the second door leaf (2) and the first door leaf (1): one end of the sliding plate (51) is connected to the second wall (4), then the second door leaf (2) is rotatably connected to the second wall (4), and finally the first door leaf (1) is connected with the sliding plate (51).
CN202210045367.XA 2022-01-15 2022-01-15 Civil air defense door mounting structure and mounting method thereof Active CN114482813B (en)

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Application Number Priority Date Filing Date Title
CN202210045367.XA CN114482813B (en) 2022-01-15 2022-01-15 Civil air defense door mounting structure and mounting method thereof

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Application Number Priority Date Filing Date Title
CN202210045367.XA CN114482813B (en) 2022-01-15 2022-01-15 Civil air defense door mounting structure and mounting method thereof

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CN114482813A CN114482813A (en) 2022-05-13
CN114482813B true CN114482813B (en) 2023-11-17

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR662021A (en) * 1928-10-11 1929-08-01 Hinge device for doors allowing both rotation and sliding
CN2546599Y (en) * 2002-05-13 2003-04-23 孙荫模 Semi-automatic sliding side hung combined door
JP2014066027A (en) * 2012-09-25 2014-04-17 Best Inc Interlocking draw type sliding door device
CN104533239A (en) * 2014-12-10 2015-04-22 北京凯必盛自动门技术有限公司 Folding automatic entrance door
CH712445A1 (en) * 2016-05-10 2017-11-15 Elkuch Eisenring Ag Escape door for separating a tube of a traffic tunnel from an escape route under overpressure.
KR20200120353A (en) * 2019-04-12 2020-10-21 우주웰보드 주식회사 Prefabricated door frame
CN215169436U (en) * 2021-06-24 2021-12-14 山东华安方圆建筑设计有限公司 People prevents door convenient to open

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR662021A (en) * 1928-10-11 1929-08-01 Hinge device for doors allowing both rotation and sliding
CN2546599Y (en) * 2002-05-13 2003-04-23 孙荫模 Semi-automatic sliding side hung combined door
JP2014066027A (en) * 2012-09-25 2014-04-17 Best Inc Interlocking draw type sliding door device
CN104533239A (en) * 2014-12-10 2015-04-22 北京凯必盛自动门技术有限公司 Folding automatic entrance door
CH712445A1 (en) * 2016-05-10 2017-11-15 Elkuch Eisenring Ag Escape door for separating a tube of a traffic tunnel from an escape route under overpressure.
KR20200120353A (en) * 2019-04-12 2020-10-21 우주웰보드 주식회사 Prefabricated door frame
CN215169436U (en) * 2021-06-24 2021-12-14 山东华安方圆建筑设计有限公司 People prevents door convenient to open

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CN114482813A (en) 2022-05-13

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