CN217581896U

CN217581896U - Double-leaf steel structure protective airtight door

Info

Publication number: CN217581896U
Application number: CN202221057533.XU
Authority: CN
Inventors: 吕家政; 贾宁; 黄文浩; 尹海波
Original assignee: Yantai Guangyuan Civil Air Defense Equipment Co ltd
Current assignee: Yantai Guangyuan Civil Air Defense Equipment Co ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-10-14
Anticipated expiration: 2032-04-29

Abstract

The application discloses two steel construction protective airtight doors belongs to protective airtight door technical field, including wall body, first door plant and second door plant, the wall body runs through and has seted up the mounting groove, the mounting groove is inside to rotate respectively and is connected with first door plant and second door plant, the fixed orifices has been seted up on the inner wall about the mounting groove is inside respectively, the slide opening has been seted up respectively to the lower extreme on first door plant and the second door plant, fixed orifices and the coaxial setting of slide opening, sliding connection has the gag lever post in the slide opening, be provided with drive mechanism between first door plant and the gag lever post, be provided with sealing mechanism between mounting groove, first door plant and the second door plant. This two-leaf steel construction protective airtight door, through setting up the gag lever post, the gag lever post passes through drive mechanism sliding connection between fixed orifices and slide opening, with first door plant and second door plant and wall body fixed connection to reach the operation of being convenient for, and when using, can open the effect of single-leaf or two-leaf.

Description

Double-leaf steel structure protective airtight door

Technical Field

This application belongs to protective airtight door technical field, especially relates to a biparting steel construction protective airtight door.

Background

The protective airtight door can block shock waves and meet the corresponding resistance requirement. Although the steel structure door is relatively high in price and relatively poor in early nuclear radiation prevention performance, the steel structure door is light in self weight and flexible in opening and closing, and therefore the steel structure door is usually used for vehicle entrances and exits with relatively large sizes. The steel protective airtight door adopts a side-hung type. The door is divided according to the number of the door leaves, and the door is a single-leaf civil air defense door or a double-leaf civil air defense door.

In the process of implementing the application, the inventor finds that at least the following problems exist in the technology: the double-leaf protective airtight door with the existing steel structure movable doorsill is inconvenient for operators to operate, has limited airtight effect, cannot completely seal a gap between a wall body and a protective door body, and is easy to cause casualties and economic loss in emergency use.

Therefore, the double-leaf steel structure protective airtight door solves the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an in order to solve prior art, current steel construction threshold biparting protective sealed door structure is complicated, uses comparatively troublesome, and airtight effect is limited, can not be complete seal the space between the ground and the protective door body, easily causes casualties and economic loss's problem when emergency uses, and the biparting steel construction protective sealed door who provides.

In order to achieve the purpose, the following technical scheme is adopted in the application:

the utility model provides a biparting steel construction protective airtight door, includes wall body, first door plant and second door plant, the wall body runs through and has seted up the mounting groove, the mounting groove is inside to be rotated respectively and is connected with first door plant and second door plant, the fixed orifices has been seted up on the inner wall about the mounting groove is inside respectively, the slide opening has been seted up respectively to the lower extreme on first door plant and the second door plant, fixed orifices and the coaxial setting of slide opening, sliding connection has the gag lever post in the slide opening, be provided with drive mechanism between first door plant and the gag lever post, be provided with between mounting groove, first door plant and the second door plant and be used for between first door plant and the second door plant, between first door plant and the mounting groove lateral wall and between sealed sealing mechanism between second door plant and the mounting groove lateral wall.

Through setting up the gag lever post, inside a plurality of gag lever posts difference sliding connection were at the fixed orifices and the slide opening that correspond to realized when using, can open the effect of single fan or double fan.

Preferably, drive mechanism includes the rolling disc, the transmission groove has been seted up respectively to first door plant and second door plant inside, two the rolling disc is respectively in the transmission inslot internal rotation setting that corresponds, two both ends are fixed respectively about the rolling disc and are provided with the connecting block, two the rolling disc one end is kept away from to the connecting block rotates respectively and is connected with the transfer line, two the transfer line is kept away from connecting block one end and is rotated with the gag lever post that corresponds and be connected, be provided with drive arrangement on the rolling disc.

Through setting up the rolling disc, fixed a plurality of connecting blocks that are provided with on the rolling disc, and a plurality of connecting blocks pass through the transfer line rotation with the gag lever post that corresponds respectively and are connected to realized that synchronous drive gag lever post synchronous motion in one side when rotating the rolling disc reaches the effect of the operation of being convenient for.

Preferably, sealing mechanism includes the shut, the shut sets up the inboard one end in the inner wall of mounting groove respectively and is provided with four, first door plant is close to the vertical seal groove of having seted up of second door plant one end, the second door plant is close to the fixed closing plate that is provided with of seal groove one end, the closing plate is close to seal groove one side and a plurality of shut is close to first door plant and the equal fixedly connected with a plurality of sealing strips in second door plant one side.

Through setting up the sealing strip, a plurality of sealing strips set up and are close to first door plant and second door plant one side and the sealing plate is close to seal groove one side at the closing plate to realized the confined effect in space between wall body and first door plant and the second door plant.

Preferably, the driving device comprises ratchet wheels and pawls, the two ratchet wheels are fixedly connected with the corresponding rotating discs, the two ratchet wheels are respectively rotatably arranged on one sides, far away from the closing plate, of the first door plate and the second door plate, the pawls are respectively rotatably arranged on one sides of the first door plate and the second door plate, the ratchet wheels are meshed with the pawls, driving wheels are respectively rotatably arranged on one sides, close to the pawls, of the first door plate and the second door plate, driven wheels are coaxially and fixedly arranged on the two ratchet wheels, and the two driving wheels are respectively meshed with the driven wheels on one sides of the corresponding ratchet wheels.

Through setting up the pawl, the pawl rotates respectively and sets up in first door plant and second door plant one side, and meshes mutually with the ratchet that corresponds to realized when the gag lever post is arranged in fixed orifices and slide opening inside, reduced the risk of gag lever post landing.

Preferably, the rotating disc is provided with a connecting rod in a rotating mode, one end, far away from the rotating disc, of the connecting rod is provided with a moving rod in a rotating mode, the connecting rod is arranged inside the first door plate in a sliding mode, one end, close to the moving rod, of the second door plate is provided with a moving groove, and the moving rod is arranged inside the moving groove in a sliding mode.

Through setting up the carriage release lever, the carriage release lever passes through the connecting rod and is connected with the rolling disc rotation, and carriage release lever sliding connection is inside the shifting chute to fixed back, fixed effect between first door plant and the second door plant and the wall body has been realized between first door plant and the second door plant.

Preferably, two drive wheels are respectively and fixedly provided with a rotating disc.

Through setting up the carousel, rotate respectively fixed the setting with the drive wheel on to realized the effect that convenient to use personnel rotated the drive wheel, reached more convenient effect when removing the gag lever post.

Preferably, the first door panel and the second door panel are respectively and fixedly connected with a handle, and the two handles are respectively located at one end, close to each other, of the first door panel and the second door panel.

Through setting up the handle, the handle is fixed the setting respectively and is close to one end each other at first door plant and second door plant to realized being convenient for the effect that user of service opened first door plant and second door plant.

Preferably, the first door panel and the second door panel are symmetrically arranged.

Through setting up first door plant and second door plant for the symmetry setting to the effect that the user of being convenient for opened first door plant and second door plant has been realized.

To sum up, the technical effect and the advantage of this application:

1. this two-leaf steel construction protective airtight door, through setting up the gag lever post, the gag lever post passes through drive mechanism sliding connection between fixed orifices and slide opening, with first door plant and second door plant and wall body fixed connection to reach the operation of being convenient for, and when using, can open the effect of single-leaf or two-leaf.

2. This two-leaf steel construction protective airtight door through setting up the pawl, the pawl meshes with the ratchet mutually to reach when the gag lever post is arranged fixed orifices and slide opening in, reduce the risk of gag lever post landing.

3. This two-leaf steel construction protective airtight door through setting up a plurality of sealing strips, a plurality of sealing strips set up and are close to first door plant and second door plant one side and the sealing plate is close to seal groove one side at the closing plate to reach the confined effect in space between with wall body and first door plant and the second door plant.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic view of a wall structure according to the present application;

FIG. 3 is a schematic view of a first door panel and a second door panel construction of the present application;

fig. 4 is a schematic structural diagram of a transmission mechanism in the present application.

In the figure: 1. a wall body; 2. a first door panel; 3. a second door panel; 4. mounting grooves; 5. a fixing hole; 6. a slide hole; 7. a limiting rod; 8. rotating the disc; 9. connecting blocks; 10. a transmission rod; 11. a closing plate; 12. a sealing groove; 13. sealing plates; 14. a ratchet wheel; 15. a pawl; 16. a drive wheel; 17. a connecting rod; 18. a travel bar; 19. a moving groove; 20. a turntable; 21. a handle.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments.

Referring to fig. 1-3, a double-leaf steel structure protective airtight door comprises a wall body 1, a first door panel 2 and a second door panel 3, wherein a mounting groove 4 is formed in the wall body 1 in a penetrating mode, the inside of the mounting groove 4 is respectively and rotatably connected with the first door panel 2 and the second door panel 3 which are used for sealing, fixing holes 5 used for fixing the first door panel 2 and the second door panel 3 are respectively formed in the upper inner wall and the lower inner wall of the mounting groove 4, and sliding holes 6 are respectively formed in the upper end and the lower end of the first door panel 2 and the lower end of the second door panel 3. When first door plant 2 and second door plant 3 were closed, fixed orifices 5 and the coaxial setting of slide opening 6, sliding connection has gag lever post 7 that is used for fixed first door plant 2 and second door plant 3 in the slide opening 6, be provided with the drive mechanism who is used for making gag lever post 7 remove between first door plant 2 and the gag lever post 7, mounting groove 4, be provided with between first door plant 2 and the second door plant 3 and be used for between first door plant 2 and the second door plant 3, between first door plant 2 and the 4 lateral walls of mounting groove and between the 4 lateral walls of second door plant 3 and the mounting groove sealed sealing mechanism.

Referring to fig. 2-4, the transmission mechanism includes a rotating disc 8 for transmission, transmission grooves for transmission are respectively formed in the first door panel 2 and the second door panel 3, the two rotating discs 8 are respectively rotatably arranged in the corresponding transmission grooves, connecting blocks 9 for transmission are respectively fixedly arranged at the upper end and the lower end of each of the two rotating discs 8, one ends of the two connecting blocks 9, far away from the rotating disc 8, are respectively rotatably connected with transmission rods 10, one ends of the two transmission rods 10, far away from the connecting blocks 9, are rotatably connected with corresponding limiting rods 7, and a driving device for driving is arranged on each rotating disc 8, so that the limiting rods 7 on one side are synchronously driven to synchronously move when the rotating discs 8 are rotated, and the effect of facilitating operation is achieved.

Sealing mechanism includes closing plate 11, closing plate 11 sets up respectively and is provided with four in the inboard one end of inner wall of mounting groove 4, first door plant 2 is close to the vertical seal groove 12 of having seted up of 3 one ends of second door plant, second door plant 3 is close to the fixed closing plate 13 that is used for sealed that is provided with of 12 one ends of seal groove, closing plate 13 is close to seal groove 12 one side and a plurality of sealing strips of closing plate 11 and is close to first door plant 2 and the equal fixedly connected with in 3 one side of second door plant, the sealing strip is used for sealing the space between wall body 1 and first door plant 2 and the second door plant 3, thereby reach the effect with the space confined between wall body 1 and first door plant 2 and the second door plant 3.

The driving device comprises ratchet wheels 14 and pawls 15, the two ratchet wheels 14 are fixedly connected with corresponding rotating discs 8, the two ratchet wheels 14 are respectively rotatably arranged on one sides, far away from the closing plate 11, of the first door plate 2 and the second door plate 3, the pawls 15 are respectively rotatably arranged on one sides of the first door plate 2 and the second door plate 3, the ratchet wheels 14 are meshed with the pawls 15, the ratchet wheels 14 can only rotate towards one direction, driving wheels 16 used for driving are respectively rotatably arranged on one sides, close to the pawls 15, of the first door plate 2 and the second door plate 3, driven wheels are coaxially and fixedly arranged on the two ratchet wheels 14, and the two driving wheels 16 are respectively meshed with the driven wheels on one sides of the corresponding ratchet wheels 14, so that when the limiting rod 7 is placed in the fixing hole 5 and the sliding hole 6, the risk that the limiting rod 7 slides down is reduced.

It is provided with and is used for driven connecting rod 17 to rotate on the rolling disc 8, 8 one end rotations that the rolling disc was kept away from to connecting rod 17 are provided with and are used for spacing carriage release lever 18, connecting rod 17 slides and sets up inside first door plant 2, second door plant 3 is close to carriage release lever 18 one end and has seted up shifting chute 19, carriage release lever 18 slides and sets up inside shifting chute 19, thereby reach and fix the back between first door plant 2 and second door plant 3 and the wall body 1, fixed effect between first door plant 2 and the second door plant 3.

The two driving wheels 16 are respectively and fixedly provided with a turntable 20 convenient for a user to operate, so that the effect that the user can rotate the driving wheels 16 is achieved, and the effect that the limiting rod 7 is more convenient to move is achieved.

The first door panel 2 and the second door panel 3 are respectively and fixedly connected with a handle 21, and the two handles 21 are respectively positioned at one end of the first door panel 2 close to the second door panel 3, so that the effect that a user can open the first door panel 2 and the second door panel 3 is achieved.

First door plant 2 and second door plant 3 are the symmetry setting to reach the effect that the user of being convenient for opened first door plant 2 and second door plant 3.

The working principle is as follows: when the movable type door frame is used, the second door plate 3 is closed firstly, the rotary turntable 20 is used, the ratchet wheel 14 is driven to rotate through the driving wheel 16, the rotary turntable 8 synchronously rotates, the limiting rod 7 is driven to move through the transmission rod 10, the first door plate 2 is closed after the limiting rod 7 moves to be arranged in the fixing hole 5, the rotary turntable 20 is used for driving the driven wheel on the ratchet wheel 14 to rotate through the driving wheel 16, the ratchet wheel 14 is driven to rotate, the rotary turntable 8 synchronously rotates, the limiting rod 7 is driven to move through the transmission rod 10, the moving rod 18 is arranged in the moving groove 19 through the connecting rod 17 when the limiting rod 7 moves to be arranged in the fixing hole 5, the first door plate 2 and the second door plate 3 are fixed respectively, and when the first door plate 2 and the second door plate 3 are closed, the corresponding sealing strips are compressed, and the effect of sealing gaps between the wall body and the first door plate and the second door plate is achieved.

When the application needs to be opened, a worker firstly rotates the pawl 15, takes the pawl out of the engagement position of the ratchet wheel 14, and reversely rotates the rotary table 20 to open the pawl.

The above description is only a preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art should be considered as the technical scope of the present application, and equivalent alternatives and modifications according to the technical solution of the present application and the inventive concept thereof should be covered by the scope of the present application.

Claims

1. The utility model provides a biparting steel construction protective airtight door, includes wall body (1), first door plant (2) and second door plant (3), its characterized in that: the wall body (1) is provided with a mounting groove (4) in a penetrating manner, a first door panel (2) and a second door panel (3) are respectively connected to the inside of the mounting groove (4) in a rotating manner, fixing holes (5) are respectively formed in the upper inner wall and the lower inner wall of the inside of the mounting groove (4), sliding holes (6) are respectively formed in the upper end and the lower end of the first door panel (2) and the second door panel (3), and the fixing holes (5) and the sliding holes (6) are coaxially arranged;

sliding connection has gag lever post (7) in slide opening (6), be provided with drive mechanism between first door plant (2) and gag lever post (7), be provided with between mounting groove (4), first door plant (2) and the second door plant (3) and be used for between first door plant (2) and second door plant (3), between first door plant (2) and mounting groove (4) lateral wall and between second door plant (3) and mounting groove (4) lateral wall sealed sealing mechanism.

2. The double-leaf steel structure protective airtight door according to claim 1, characterized in that: drive mechanism includes rolling disc (8), the transmission groove has been seted up respectively to first door plant (2) and second door plant (3) inside, two rolling disc (8) are respectively in the transmission inslot internal rotation setting that corresponds, two both ends are fixed respectively and are provided with connecting block (9), two about rolling disc (8) connecting block (9) are kept away from rolling disc (8) one end and are rotated respectively and are connected with transfer line (10), two connecting block (9) one end is kept away from in transfer line (10) and is rotated with gag lever post (7) that correspond and be connected, be provided with drive arrangement on rolling disc (8).

3. The double-leaf steel structure protective airtight door according to claim 2, characterized in that: sealing mechanism includes shut (11), shut (11) set up respectively and are provided with four in the inboard one end of inner wall of mounting groove (4), first door plant (2) are close to the vertical seal groove (12) of having seted up of second door plant (3) one end, second door plant (3) are close to the fixed closing plate (13) that is provided with of seal groove (12) one end, closing plate (13) are close to seal groove (12) one side and a plurality of shut (11) and are close to a plurality of sealing strips of the equal fixedly connected with in first door plant (2) and second door plant (3) one side.

4. The double-leaf steel structure protective airtight door of claim 3, wherein: the driving device comprises ratchet wheels (14) and pawls (15), the ratchet wheels (14) are fixedly connected with corresponding rotating discs (8), the ratchet wheels (14) are respectively rotatably arranged on one sides, far away from the closing plate (11), of the first door plate (2) and the second door plate (3), the pawls (15) are respectively rotatably arranged on one sides of the first door plate (2) and the second door plate (3), the ratchet wheels (14) are meshed with the pawls (15), one sides, close to the pawls (15), of the first door plate (2) and the second door plate (3) are respectively rotatably provided with driving wheels (16), the two ratchet wheels (14) are coaxially and fixedly provided with driven wheels, and the two driving wheels (16) are respectively meshed with the driven wheels on one sides of the corresponding ratchet wheels (14).

5. The double-leaf steel structure protective airtight door according to claim 3, characterized in that: it is provided with connecting rod (17) to rotate on rolling disc (8), connecting rod (17) are kept away from rolling disc (8) one end and are rotated and be provided with carriage release lever (18), connecting rod (17) slide to be set up inside first door plant (2), second door plant (3) are close to carriage release lever (18) one end and have been seted up shifting chute (19), carriage release lever (18) slide to set up inside shifting chute (19).

6. The double-leaf steel structure protective airtight door according to claim 4, wherein; and rotary tables (20) are respectively and fixedly arranged on the two driving wheels (16).

7. The double-leaf steel structure protective airtight door according to claim 1, characterized in that: the first door panel (2) and the second door panel (3) are respectively fixedly connected with handles (21), and the two handles (21) are respectively positioned at one end, close to each other, of the first door panel (2) and the second door panel (3).

8. The double-leaf steel structure protective airtight door according to claim 1, characterized in that: the first door panel (2) and the second door panel (3) are symmetrically arranged.