CN216130787U

CN216130787U - Hinge-free door opening sealing structure

Info

Publication number: CN216130787U
Application number: CN202122007171.5U
Authority: CN
Inventors: 田江泽; 赵继平; 曹玉海; 刘铮; 袁代光; 徐胜; 龙智卓; 张娜; 王天龙; 张鹏; 胡慧茹; 卞昊; 满晓轩; 陈浩; 郭宁
Original assignee: China Institute of Building Standard Design and Research Co Ltd
Current assignee: China Institute of Building Standard Design and Research Co Ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-03-25
Anticipated expiration: 2031-08-25

Abstract

The utility model discloses a hinge-free door opening sealing structure which comprises a wall body, a door frame, a lock seat mechanism, a guide rail and a door leaf. A door opening is arranged on the wall body; the door frame comprises a door-shaped frame and a movable threshold, the door-shaped frame is connected to the wall body and located on the two sides and the top of the door opening, the movable threshold is detachably connected to the bottom of the door opening and is in sealing connection with the door frame, and a sealing strip is arranged on the periphery of the door frame; the lock seat mechanisms are arranged on the wall body or the door frame and positioned at two sides of the door opening; the guide rail is connected to the wall body and extends to the top of the door opening; the top of the door leaf is provided with a hanging wheel, the bottom of the door leaf is provided with a universal wheel, the hanging wheel is connected on the guide rail in a sliding way, and two sides of the door leaf are provided with locking mechanisms; when the door leaf slides to the door frame along the guide rail, the lock seat mechanism is in limit fit with the locking mechanism, so that the door leaf horizontally moves towards the door frame to compress the sealing strip, and the door opening is sealed. The hinge-free translation structure is adopted, a large door leaf opening space is not needed, and the hinge-free translation structure is more suitable for a special building environment with a small door opening space at a cave entrance.

Description

Hinge-free door opening sealing structure

Technical Field

The utility model relates to the technical field of door opening sealing, in particular to a hinge-free door opening sealing structure.

Background

The civil air defense engineering construction of China is carried out in a synchronous construction mode according to the principle of 'coordinated development with economic construction and combination with urban construction', along with the improvement of the urban economic development level and the expansion of construction scale and the reasonable increase of the development and utilization of underground space, the construction of air defense underground space becomes the main body of the current and future new civil air defense engineering. With the national defense concept and the civil defense consciousness being obviously improved, the importance of new construction and the existing civil defense engineering is further improved.

Civil air defense engineering plays an extremely important role in war, city development process and national security guarantee. The civil air defense basement and the civil air defense combat command department play important protection roles in the aspects of preventing explosion shock waves, biochemical weapons and nuclear weapon secondary disasters. The subway civil air defense project relieves traffic pressure of large cities while meeting the demand of civil air defense, and is one of the distinctive characteristics of urban modern construction. With the development of urban economy, more and more people's air guards in subways are connected with commercial centers.

At present, some problems still exist in civil air defense engineering. For example, there are not enough protection spaces, the problem that the formula people's air defense equipment of flat-open is not convenient to set up in people's air defense basement, subway people's air defense and commercial UNICOM oral area etc.. If the traditional plugging plate structure is used, the peacetime and wartime conversion time is long, the consumed manpower is large, and the plugging plate storage and the daily maintenance are also long-term time-consuming and labor-consuming work.

Moreover, the civil air defense door with the door-shaped structure is a side-hung civil air defense door connected by hinged leaves, and a larger door leaf is needed to open the space.

In view of the above, the present invention is particularly proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hinge-free type door opening sealing structure, which is characterized in that a hinge-free type translation civil air defense door structure is adopted, a large door leaf opening space is not needed, and the hinge-free type translation civil air defense door structure is more suitable for a special building environment with a small door opening space at an opening.

In order to realize above-mentioned utility model purpose, the application provides a no hinge page or leaf type door opening enclosed construction, include:

the door comprises a wall body, wherein a door opening is formed in the wall body;

the movable doorsill is detachably connected to the bottom of the door opening and is in sealed connection with the door frame, and a sealing strip is arranged on the periphery of the door frame;

the lock seat mechanisms are arranged on the wall body or the door frame and positioned on two sides of the door opening;

the guide rail is connected to the wall body and extends to the top of the door opening;

the top of the door leaf is provided with a hanging wheel, the bottom of the door leaf is provided with a universal wheel, the hanging wheel is connected to the guide rail in a sliding manner, and two sides of the door leaf are provided with locking mechanisms;

when the door leaf slides to the door frame along the guide rail, the lock seat mechanism is in limit fit with the locking mechanism, so that the door leaf is translated towards the door frame to compress the sealing strip, and the door opening is sealed.

Optionally, the guide rail includes two I-steel of parallel arrangement, encloses between two I-steel and closes and form the spout, the hanging wheel includes the bearing shaft and connects the sliding part of bearing shaft, the sliding part sets up in the spout.

Optionally, the wall body is provided with a plurality of guide rail supports, each guide rail support is arranged on the wall body at intervals, each guide rail support comprises a vertical plate, a transverse plate and a triangular plate connected with the vertical plate and the transverse plate, the vertical plate is connected with the wall body, and the transverse plate is provided with two I-shaped steel beams along the direction perpendicular to the wall body.

Optionally, the door frame includes two side door frames located at two sides of the door opening, an embedded part is arranged at the bottom of the door opening, the movable door sill is detachably connected to the embedded part, and two ends of the movable door sill are in sealing contact with the side door frames.

Optionally, the movable threshold includes an angle steel base frame and two end sealing plates;

the angle steel bed frame with the built-in fitting is connected, two the end plate divides to set up the both ends of angle steel bed frame, just be connected with the sealed pad on the end plate, sealed pad supports to be in on the lateral part door frame.

Optionally, the embedded part comprises an installation plate and a plurality of embedded cylinders connected with the installation plate, and a plurality of thread sleeves are arranged on the installation plate;

the angle steel bed frame comprises a first plate body and a second plate body which are vertically connected, the first plate body is attached to the mounting plate, and a bolt penetrates through the first plate body and is connected to the corresponding threaded sleeve.

Optionally, a limiting groove is formed in the mounting plate, the first plate body is embedded into the limiting groove, and a groove for accommodating the sealing strip is formed in the second plate body.

Optionally, the lock seat mechanism includes a first lock seat and a second lock seat, the first lock seat and the second lock seat are respectively disposed at two sides of the door opening, the first lock seat has a first wedge-shaped lock block, and the second lock seat has a second wedge-shaped lock block;

the locking mechanism comprises a first locking seat and a second locking seat which are arranged on two sides of the door leaf, the first locking seat comprises a third wedge-shaped locking block, and the second locking seat is provided with a fourth wedge-shaped locking block;

when the door leaf slides to the door frame along the guide rail, the third wedge-shaped locking block slides along the inclined surface of the first wedge-shaped locking block, and the fourth wedge-shaped locking block slides along the inclined surface of the second wedge-shaped locking block, so that the door leaf is close to the door frame to extrude the sealing strip.

Optionally, the guide rail includes a main rail and two inclined rails disposed on the main rail, and the two inclined rails extend from the main rail to one side of the wall;

the door leaf can slide to the inclined plane track from the main track to seal the door opening.

Optionally, the wall-mounted door comprises a chain block, the chain block is connected to the wall body, and the chain block is detachably connected to the door leaf.

By adopting the technical scheme, the utility model has the following beneficial effects:

the hinge-free door opening sealing structure is characterized in that the movable doorsill is detachably connected to the bottom of the door opening, and is installed in wartime and detached at ordinary times. The personnel can conveniently pass after the dismantling; after installation, a sealing strip is arranged on one circle of the door frame, so that the door frame is stable in structure, high in reliability and good in protection and sealing performance. The door leaf can slide along the guide rail to open or close the opening by the aid of the matching of the guide rail and the hanging wheels, and compared with a traditional hinged-leaf-connected casement type civil air defense door, the door leaf opening space does not need to be large, and the door leaf opening device is suitable for special building environments with small opening spaces at the opening.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

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 application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model to its proper form. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:

fig. 1 is a side sectional view of a hingeless door opening closure according to an embodiment of the present disclosure.

Fig. 2 is a front view of a hingeless door opening closing structure according to an embodiment of the present invention, when a door leaf is not installed.

Fig. 3 is a top view of a hingeless door opening closure according to embodiments of the present disclosure.

Fig. 4 is a schematic top view of a door frame of a hingeless door opening closing structure according to an embodiment of the present disclosure.

Fig. 5 is a side cross-sectional view of the movable door sill and embedded part of a hingeless door opening enclosing structure according to an embodiment of the present application.

Fig. 6 is a top view of the movable door sill and embedded part of a hingeless door opening enclosing structure according to an embodiment of the present application.

Fig. 7 is a top view of a door leaf of a hingeless door opening closing structure according to an embodiment of the present application.

In the figure, a door frame 1, a door-shaped frame 11, a side door frame 111, a top door frame 112, a movable door sill 12, an angle steel base frame 121, a sealing end plate 122, a groove 123, a door leaf 2, a universal wheel 21, a guide rail 3, a main rail 31, a slope rail 32, an i-steel 301, a sliding chute 302, a locking mechanism 4, a first locking seat 41, a third wedge-shaped locking block 411, a third support 412, a second locking seat 42, a fourth wedge-shaped locking block 421, a fourth support 422, a chain block 5, a wall 6, a hanging wheel 7, a bearing shaft 71, a sliding part 72, an embedded part 8, a mounting plate 81, an embedded plate body 82, a threaded sleeve 83, a locking seat mechanism 9, a first locking seat 91, a first wedge-shaped locking block 911, a first support 912, a second locking seat 92, a second wedge-shaped locking block 921, a second support 922, a guide rail support 10, a vertical plate 101, a transverse plate 102 and a triangular plate 103 are shown.

It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device referred to 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 be noted that, unless otherwise explicitly specified or limited, the terms "mounted" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, the present invention provides a hinge-free door opening sealing structure, which includes a wall 6, a door frame 1, a lock seat mechanism 9, a guide rail 3, and a door leaf 2. And a door opening is formed in the wall body 6 for people to enter and exit. Door frame 1 includes door type frame 11 and activity threshold, door type frame 11 is connected on the wall body 6, is located the both sides and the top in door opening, activity threshold detachably connects the bottom in door opening, and with 1 sealing connection of door frame, 1 a week of door frame is provided with the sealing strip. The lock seat mechanism 9 is arranged on the wall body 6 or the door frame 1 and positioned on two sides of the door opening. The guide rail 3 is connected to the wall 6, and the guide rail 3 extends to the top of the door opening. The top of the door leaf 2 is provided with a hanging wheel 7, the bottom of the door leaf 2 is provided with a universal wheel 21, and the sliding of the door leaf 2 is assisted to be smooth during the translation and the turning. The hanging wheel 7 is connected on the guide rail 3 in a sliding way, and the two sides of the door leaf 2 are provided with locking mechanisms 4. When the door leaf 2 slides to the door frame 1 along the guide rail 3, the lock seat mechanism 9 is in limit fit with the locking mechanism 4, so that the door leaf 2 is translated towards the door frame 1 to press the sealing strip, and the door opening is closed.

The hinge-free door opening sealing structure is characterized in that the movable doorsill is detachably connected to the bottom of the door opening, and is installed in wartime and detached at ordinary times. The personnel can conveniently pass after the dismantling; after installation, a sealing strip is arranged on the periphery of the door frame 1, so that the structure is stable, the reliability is high, and the protection and sealing performance is good. Use guide rail 3 and hanging wheel 7 cooperation to make door leaf 2 slide along guide rail 3 through hanging wheel 7 and realize opening or close the entrance to a cave, compare in traditional flat-open type people's air defense door with hinge connection, do not need great door leaf 2 to open the space, be applicable to the entrance to a cave department and open the less special building environment in space.

In a possible embodiment, the guide rail 3 comprises two i-beams 301 arranged in parallel, the two i-beams 301 enclose a sliding slot 302 therebetween, the hanging wheel 7 comprises a bearing shaft 71 and a sliding portion 72 connected with the bearing shaft 71, and the sliding portion 72 is arranged in the sliding slot 302. The hanging wheel 7 can slide in the guide rail 3, so that the door leaf 2 can be translated and turned by 90 degrees, the door leaf 2 can be slid to a door hiding room at ordinary times, and the problem that the door is not easy to hide at the opening under the special building environment is effectively solved. Two universal wheels 21 are arranged below the left side and the right side of the door leaf 2, and the sliding is smooth when the door leaf 2 is assisted to move horizontally and turn.

In a possible embodiment, the hinge-less door opening closing structure further comprises a plurality of rail supports 10, each rail support 10 is arranged on the wall 6 at intervals, each rail support 10 comprises a vertical plate 101, a horizontal plate 102 and a triangular plate 103 connecting the vertical plate 101 and the horizontal plate 102, the vertical plate 101 is connected with the wall 6, and two i-beams 301 are arranged on the horizontal plate 102 in a direction perpendicular to the wall 6. The guide rail support 10 has high structural stability, and the hanging wheels 7 are wrapped between the two I-shaped steels 301 which are arranged in parallel and fixed by the guide rail support 10, so that support and guide are provided for the sliding of the door leaf 2.

In a possible embodiment, the door frame 1 includes two side door frames 111 located at two sides of the door opening and a top door frame 112 located at the top of the door opening, the bottom of the door opening is provided with an embedded part 8, the movable door sill 12 is detachably connected to the embedded part 8, and two ends of the movable door sill 12 are in sealing contact with the side door frames 111. The embedded part 8 is arranged in advance, the movable doorsill 12 is connected with the embedded part 8, the connection is stable, and the installation and the disassembly are convenient.

In a possible embodiment, the movable door sill 12 comprises an angle steel base frame 121 and two end closure plates 122. The angle steel pedestal 121 and the embedded part 8 are connected, two end plates 122 are respectively arranged at two ends of the angle steel pedestal 121, a sealing gasket is connected to the end plates 122, and the sealing gasket abuts against the side door frame 111, so that the tightness between the movable door sill 12 and the side door frame 111 is ensured.

In one possible embodiment, the embedment 8 includes a mounting plate 81 and a plurality of embedment cylinders coupled to the mounting plate 81, and a plurality of threaded sleeves 83 are disposed on the mounting plate 81. The angle steel base frame 121 comprises a first plate body and a second plate body which are vertically connected, the first plate body is attached to the mounting plate 81, and a bolt penetrates through the first plate body and is connected to the corresponding threaded sleeve 83. Through threaded connection, the dismouting is more convenient, sets up a plurality of pre-buried plate bodies 82 and also can make activity threshold 12 and ground be connected more firmly.

In a possible embodiment, a limiting groove is formed in the mounting plate 81, the first plate body is embedded into the limiting groove, and the limiting groove plays a limiting role in limiting the movable doorsill 12, so that the mounting is more convenient. The second plate body is provided with a groove 123 for accommodating the sealing strip, so that the sealing strip can be conveniently installed.

In a possible embodiment, the lock seat mechanism 9 includes a first lock seat 91 and a second lock seat 92, the first lock seat 91 and the second lock seat 92 are respectively disposed on two sides of the door opening, the first lock seat 91 has a first wedge-shaped lock block 911 and a first bracket 912, the first wedge-shaped lock block 911 is connected to the two sides of the door frame 1 or the wall 6 on the two sides of the door opening through the first bracket 912, the second lock seat 92 has a second wedge-shaped lock block 921 and a second bracket 922, the second wedge-shaped lock block 921 is connected to the two sides of the door frame 1 or the wall 6 on the two sides of the door opening through the second bracket 922, and the smaller end of the first wedge-shaped lock block 911 and the smaller end of the second wedge-shaped lock block 921 face the side of the door opening toward the door leaf 2. The locking mechanism 4 comprises a first locking seat 41 and a second locking seat 42 which are arranged on two sides of the door leaf 2, the first locking seat 41 comprises a third wedge-shaped locking block 411 and a third support 412, the third wedge-shaped locking block 411 is connected to one side of the door leaf 2 through the third support 412, the second locking seat 42 comprises a fourth wedge-shaped locking block 421 and a fourth support 422, and the fourth wedge-shaped locking block 421 is connected to the other side of the door leaf 2 through the fourth support 422. The smaller ends of the third wedge-shaped locking piece 411 and the fourth wedge-shaped locking piece 421 face the side of the door leaf 2 closing the door opening. When the door leaf 2 slides to the door frame 1 along the guide rail 3, the third wedge-shaped locking block slides along the inclined surface of the first wedge-shaped locking block, and the fourth wedge-shaped locking block slides along the inclined surface of the second wedge-shaped locking block, so that the door leaf 2 is close to the door frame 1 to extrude the sealing strip, and a very good protection and sealing effect is achieved. The first locking seat 41 is in a hook shape with a hook facing the door 2, and the second locking seat 42, the first locking seat 91 and the second locking seat 92 are in a right-angle hook shape. The first locking seat 41 and the first locking seat 91 are locked by a draw hook, so that the door opening is closed by limiting, and the door opening cannot run excessively. The second locking seat 42 and the second locking seat 92 are locked by squeezing. The inclined plane of first wedge locking piece 911 and the inclined plane contact cooperation of third wedge locking piece 411, the inclined plane of second wedge locking piece 921 and the inclined plane contact cooperation of fourth wedge locking piece 421 make door leaf 2 do planar motion, and extrusion laminating door frame 1 joint strip realizes the sealing performance.

In a possible embodiment, the guide rail 3 comprises a main rail 31 and two inclined rails 32 arranged on the main rail 31, and the two inclined rails 32 extend from the main rail 31 to one side of the wall 6. The door leaf 2 can slide from the main track 31 to the inclined track 32 to close the door opening. When closing the door opening, door leaf 2 moves along guide rail 3, when arriving door opening department in advance, has main track 31 to get into inclined plane track 32 to be close to door frame 1 direction motion mutually, and then the extrusion sealing washer, be the airtight effect of protection reinforcing. When the door opening is opened, the door leaf 2 moves along the direction that the inclined track 32 is far away from the door frame 1, and then the sealing ring is far away, so that friction is reduced, the door opening is more labor-saving, and the service life of the sealing ring is prolonged.

In a possible embodiment, the door comprises a chain block 5, wherein the chain block 5 is connected to the wall, and the chain block 5 is detachably connected with the door leaf 2. The chain block 5 is convenient for drawing the door leaf 2 when closing the door opening, and the use is more convenient.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A hingeless door opening closure, comprising:

2. The hingeless door opening closing structure according to claim 1, wherein the guide rail comprises two i-beams arranged in parallel, the two i-beams enclose a sliding groove therebetween, the hanging wheel comprises a bearing shaft and a sliding portion connected to the bearing shaft, and the sliding portion is disposed in the sliding groove.

3. The hinge-less door opening closing structure according to claim 2, further comprising a plurality of rail supports, each of the rail supports being disposed at intervals on the wall, the rail supports including a vertical plate, a horizontal plate, and a triangular plate connecting the vertical plate and the horizontal plate, the vertical plate being connected to the wall, and two i-beams being disposed on the horizontal plate in a direction perpendicular to the wall.

4. The hinge-less doorway closing structure of claim 3, wherein the door frames comprise two side door frames at both sides of the doorway, the bottom of the doorway is provided with embedded parts, the movable door sill is detachably connected to the embedded parts, and both ends of the movable door sill are in sealing contact with the side door frames.

5. The hingeless door opening closure according to claim 4, wherein the movable threshold comprises an angle steel base frame and two end closure plates;

6. The hinge-free doorway closure structure of claim 5, wherein the embedment comprises a mounting plate and a plurality of embedment cylinders connected to the mounting plate, the mounting plate having a plurality of threaded sleeves disposed thereon;

7. The hingeless door opening closure according to claim 6, wherein the mounting plate has a retaining groove, the first plate is inserted into the retaining groove, and the second plate has a groove for receiving the sealing strip.

8. The hingeless door opening closure according to claim 7, wherein said lock housing mechanism comprises a first lock housing and a second lock housing, said first lock housing and said second lock housing being disposed on opposite sides of said door opening, said first lock housing having a first wedge-shaped lock piece and said second lock housing having a second wedge-shaped lock piece;

9. The hinge-less type doorway closing structure of claim 8, wherein the guide rail comprises a main rail and two inclined rails provided on the main rail, the two inclined rails extending from the main rail to one side of the wall body;

10. The hinge-free door opening closing structure of claim 1, comprising a chain block, wherein the chain block is connected to the wall body, and the chain block is detachably connected to the door leaf.