CN213573733U

CN213573733U - Automatically-controlled fireproof biological shielding door

Info

Publication number: CN213573733U
Application number: CN202022037185.7U
Authority: CN
Inventors: 徐希武; 戴小龙
Original assignee: China Nuclear Seventh Research And Design Institute Co ltd; Serushen Nanjing Technology Co ltd
Current assignee: China Nuclear Seventh Research And Design Institute Co ltd; Serushen Nanjing Technology Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-06-29
Anticipated expiration: 2030-09-16

Abstract

The utility model provides a but automatic control's fire prevention biological shield door, including two door leafs, its two the top of door leaf all is equipped with a start-stop drive arrangement, every the door start-stop drive arrangement all includes motor, reducing gear box and rocking arm, and every one side that the door leaf kept away from a start-stop drive arrangement all installs travel switch, every travel switch's below all is equipped with automatically controlled bolt, and every safety arrangement, two are installed to the equal symmetry in the inside and outside of door leaf the electric cabinet is installed to one side of door leaf, the electric cabinet passes through wire and motor, travel switch, automatically controlled bolt and safety arrangement electric connection, and two the flame retardant coating is installed to the equal symmetry in the outside of door leaf, two fire prevention expansion seal strip is installed to the centre joint department between the door leaf. The utility model discloses an automatic control of shield door, and have ray shielding function and 3.0 hours fire prevention function, can satisfy the high security protection requirement in the high security field.

Description

Automatically-controlled fireproof biological shielding door

Technical Field

The utility model relates to a biological shield door's technical field specifically is a but automatic control's biological shield door of fire prevention.

Background

The existing biological shielding door mostly does not have a fireproof function, the common fireproof door cannot realize the biological shielding function, and in the high-safety field with high security and protection requirements, the flat-open door with the 3.0-hour fireproof function and the ray shielding function is required, and the automatic control of a door body is realized according to the requirements, and the existing biological shielding door mostly cannot meet the use requirements.

According to patent document application number 201220177316.4, a fireproof biological shielding door is provided, which belongs to the technical field of special door facilities of nuclear power plants. The fireproof biological shielding door comprises a door frame fixed at a door opening of a wall body, wherein the side edge of the door frame is hinged with at least one door leaf through a hinge, and the door leaf comprises a metal door plate coated with a flame-retardant fireproof plate and/or a fireproof plate; a handle is arranged on one side of the door leaf away from the hinge; and a fireproof sealing piece is arranged in a gap between the door leaf and the door frame. Although the door meets the safe use requirements of shielding and radiation protection of the nuclear power station, the door has the characteristics of long-time fire prevention and high temperature resistance, but does not have the automatic control function of the door body, and the safety is low.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a fire prevention biological shield door capable of being automatically controlled, which is used for solving the technical problem provided in the background technology.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

the utility model provides a but automatic control's fire prevention biological shield door, includes two door leafs, two the top of door leaf all is equipped with a drive arrangement that opens and close, every the drive arrangement is opened and close to the door all includes motor, reducing gear box and rocking arm, and every travel switch is all installed to one side that the door leaf kept away from a drive arrangement that opens and close, every travel switch's below all is equipped with automatically controlled bolt, and every safety arrangement, two are installed to the equal symmetry in inside and outside of door leaf the electric cabinet is installed to one side of door leaf, the electric cabinet passes through wire and motor, travel switch, automatically controlled bolt and safety arrangement electric connection, and two the flame retardant coating is installed to the equal symmetry in the outside of door leaf, two fire prevention expansion seal strip is installed to the centre joint department between the door leaf.

Furthermore, the output shaft of every motor all is connected with the axis of rotation through the reducing gear box, every the bottom of axis of rotation all with rocking arm fixed connection, every the rocking arm is kept away from the one end of axis of rotation and all links to each other with the door leaf.

Further, the flame retardant coating includes two fire door cores, two be equipped with the shielding layer between the fire door core, every the PLASTIC LAMINATED is all installed to one side that the shielding layer was kept away from to the fire door core, every the galvanized steel sheet is all installed to one side that the fire door core was kept away from to the PLASTIC LAMINATED.

Further, the thickness of each galvanized steel plate is 2.00 mm.

Further, every the chain is all installed to one side of door leaf, every the one end of chain all links to each other with the shell body of motor, every the fixed box of chain is all installed to the one end that the motor was kept away from to the chain.

Furthermore, a manual bolt handle is installed on one side of each electric control bolt, an upper bolt seat and a lower bolt seat are installed at the upper end and the lower end of each electric control bolt respectively, and each upper bolt seat and each lower bolt seat are fixedly connected with the door leaf.

Furthermore, a lifting lug is installed at the top of each door leaf, and each door leaf is movably connected with the door frame through a hinge.

Furthermore, each outer side of each door leaf is fixedly provided with a bound edge.

Furthermore, a travel switch bracket is installed at the bottom end of each travel switch, and each travel switch bracket is fixedly connected with the door leaf.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model realizes the automatic control of the shield door, has the ray shielding function and the 3.0 hour fire prevention function, and can meet the high security protection requirement in the high security field; the safety protection device adopts a contact type safety airbag, when external force is met, the safety airbag sends a signal, and after the electric cabinet obtains the signal, the power supply of the motor is cut off, so that the door stops moving, and the safety of pedestrians is protected.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

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

FIG. 2 is a sectional view of the door leaf structure of the present invention;

fig. 3 is a top view of the door leaf structure of the present invention;

FIG. 4 is a cross-sectional view of the fireproof layer structure of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 1;

FIG. 6 is an enlarged view of area B of FIG. 1;

FIG. 7 is an enlarged view of area C of FIG. 1;

FIG. 8 is an enlarged view of area D of FIG. 2;

fig. 9 is an enlarged view of region E in fig. 3.

In the figure: 1. a door leaf; 11. a hinge; 12. a chain; 121. a chain fixing box; 13. lifting lugs; 14. edge covering; 15. a fire barrier layer; 151. a fire door core panel; 152. a shielding layer; 153. a fire-proof plate; 154. a galvanized steel sheet; 16. a fire-resistant intumescent sealing strip; 17. an upper bolt seat; 18. a lower bolt seat; 2. a safety device; 3. a door opening and closing drive device; 31. a motor; 32. a reduction gearbox; 33. a rocker arm; 34. a rotating shaft; 4. an electric cabinet; 5. a travel switch; 51. a travel switch bracket; 6. an electric control bolt; 61. the bolt is a manual handle.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In the embodiment, please refer to fig. 1, 2 and 9, an automatically controllable fire-proof biological shielding door comprises two door leaves 1, a door opening and closing driving device 3 is arranged above the two door leaves 1, each door opening and closing driving device 3 comprises a motor 31, a reduction box 32 and a rocker arm 33, a travel switch 5 is arranged on one side of each door leaf 1 far away from the door opening and closing driving device 3, the position of the door leaf 1 is limited by the travel switch 5, an electric control bolt 6 is arranged below each travel switch 5, the shielding door can be opened only after the electric control bolt 6 is opened, the shielding door is in an immovable state after the electric control bolt 6 is closed, safety protection devices 2 are symmetrically arranged on the inner side and the outer side of each door leaf 1, the safety protection devices 2 are contact type safety airbags which are arranged at the height 1200 positions inside and outside the door body, and the safety airbags are in a transverse direction, when external force is met, the safety air bags send signals, the electric control boxes 4 cut off the power supply of the motors 31 after obtaining the signals, so that the door stops moving, the safety of pedestrians is protected, the electric control boxes 4 are installed on one sides of the two door leaves 1, the controllers of the electric control boxes 4 can adopt Siemens PLC controllers with the model number of 6ED1055-1MM00-0BA2, the electric control boxes 4 are electrically connected with the motors 31, the travel switches 5, the electric control bolts 6 and the safety protection devices 2 through wires, the electric control boxes 4 are provided with starting buttons, the opening and closing of the door leaves 1 are controlled through the starting buttons of the electric control boxes 4, the outer sides of the two door leaves 1 are symmetrically provided with fireproof layers 15, the fireproof expansion sealing strips 16 are installed at the middle seams between the two door leaves 1, the fireproof effect of the shielding door is effectively improved through the fireproof layers 15 and the fireproof expansion sealing strips 16, the output shaft of each motor 31 is connected with a rotating shaft 34 through a, the reduction gearbox 32 can select worm reduction gearboxes, the bottom end of the rotating shaft 34 is fixedly connected with the rocker arm 33, the rocker arm 33 is connected with the door leaf 1 at one end far away from the rotating shaft 34, the motor 31 is started, the reduction gearbox 32 is controlled to work through the motor 31, the rotating shaft 34 is rotated through the reduction gearbox 32, the rocker arm 33 is driven to rotate through the rotating shaft 34, and then the automatic opening and closing of the shielded door are achieved, the fireproof layer 15 comprises two fireproof door core plates 151, a shielding layer 152 is arranged between the two fireproof door core plates 151, a fireproof plate 153 is arranged on one side, far away from the shielding layer 152, of each fireproof door core plate 151, a galvanized steel plate 154 is arranged on one side, far away from the fireproof door core plates 151, of each galvanized steel plate 154 is 2.00mm in thickness, the shielding layer 152 is a radiation-proof coating, the fireproof layer 15 is 50mm in thickness, and the fireproof layer, The structure comprises a shielding layer 152, a fireproof plate 153 and a 2.00mm galvanized steel plate 154, the structure is fixed through fireproof glue, a fireproof expansion sealing strip 16 is arranged at the middle seam position of the double-leaf door, the structural design meets the test method of GB12955-2008 and GB/T9978.1-2008 building fireproof components, each edge 14 is fixedly arranged on the outer side of the door leaf 1, the door leaf 1 is protected through the arranged edge 14, the possibility of damage of the door leaf 1 is reduced, each travel switch bracket 51 is arranged at the bottom end of the travel switch 5, each travel switch bracket 51 is fixedly connected with the door leaf 1, and the travel switch bracket 51 is convenient to install and convenient to install the travel switch 5.

In an embodiment, referring to fig. 1 and 7, a chain 12 is installed on one side of each door leaf 1, one end of each chain 12 is connected to an outer shell of a motor 31, one end of each chain 12, which is far away from the motor 31, is installed with a chain fixing box 121, one side of each electronic control bolt 6 is installed with a bolt manual handle 61, the upper end and the lower end of each electronic control bolt 6 are respectively installed with an upper bolt seat 17 and a lower bolt seat 18, each upper bolt seat 17 and each lower bolt seat 18 are fixedly connected to the door leaf 1, when a power failure or a control circuit fails, the electronic control bolt 6 is controlled to be opened and closed by the bolt manual handle 61, and the screen door can be manually opened by the arranged chains 12, which is a conventional technology and is not limited herein.

In an embodiment, please refer to fig. 1, a lifting lug 13 is installed at the top of each door leaf 1, the door leaves 1 are convenient to transport and install through the lifting lugs 13, each door leaf 1 is movably connected with a door frame through a hinge 11, the door frame provides a support for the door leaf 1, the door leaf 1 and a mounting plate of the hinge 11 are welded into a whole, the door leaf 1 is cast together with a concrete wall during engineering construction, the door leaf 1 is matched with the door frame through the

hinge

11, 3 hinges 11 are respectively designed on two sides of the double-opening door leaf 1, a lubricating mode of the hinge 11 adopts lithium-based lubricating grease, and a bearing of the hinge 11: go up the hinge and select for use self-aligning roller bearing and select for use self-aligning thrust roller bearing with lower hinge, this kind of bearing combination scheme allows when hinge 11 installation, has certain error in the frame, the cooperation of fan hinge 11, precision requirement when having reduced hinge 11 assembly has guaranteed light, the flexibility when door leaf 1 opens and closes simultaneously.

The utility model discloses a concrete operation as follows:

at first open and close through automatically controlled bolt 6 of electric cabinet 4 control, through the work of electric cabinet 4 control motor 31, through the work of motor 31 control reducing gear box 32, make axis of rotation 34 rotate through reducing gear box 32, it is rotatory to drive rocking arm 33 through axis of rotation 34, can realize the automatic switch of shield door, safety arrangement 2 is contact air bag, when meetting external force, air bag signals, electric cabinet 4 obtains after the signal, cut off motor 31 power, make the door stop motion, can protect pedestrian's safety, flame retardant coating 15 comprises fire door core 151, shielding layer 152, PLASTIC LAMINATED 153, 2.00mm galvanized sheet steel 154, it is fixed through fire prevention glue, the double-leaf door mid-seam position sets up fire prevention expansion seal strip 16, the fire prevention effect of shield door has been improved effectively.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, if the method and the technical solution of the present invention are adopted, the present invention can be directly applied to other occasions without substantial improvement, and the present invention is within the protection scope of the present invention.

Claims

1. The fireproof biological shielding door capable of being automatically controlled comprises two door leaves (1) and is characterized in that door opening and closing driving devices (3) are arranged above the two door leaves (1), each door opening and closing driving device (3) comprises a motor (31), a reduction box (32) and a rocker arm (33), travel switches (5) are mounted on one sides, far away from the door opening and closing driving devices (3), of the door leaves (1), electric control bolts (6) are arranged below the travel switches (5), safety protection devices (2) are symmetrically mounted on the inner side and the outer side of each door leaf (1), electric control boxes (4) are mounted on one sides of the two door leaves (1), the electric control boxes (4) are electrically connected with the motors (31), the travel switches (5), the electric control bolts (6) and the safety protection devices (2) through wires, and the outer sides of the two door leaves (1) are symmetrically provided with fireproof layers (15), and a fireproof expansion sealing strip (16) is arranged at a middle joint between the two door leaves (1).

2. The automatically-controlled fire-proof biological shielding door as claimed in claim 1, wherein an output shaft of each motor (31) is connected with a rotating shaft (34) through a reduction gearbox (32), the bottom end of each rotating shaft (34) is fixedly connected with a rocker arm (33), and one end of each rocker arm (33) far away from the rotating shaft (34) is connected with the door leaf (1).

3. The automatically controllable fire-proof biological screen door according to claim 1, characterized in that the fire-proof layer (15) comprises two fire-proof door core plates (151), a screen layer (152) is arranged between the two fire-proof door core plates (151), a fire-proof plate (153) is installed on one side of each fire-proof door core plate (151) far away from the screen layer (152), and a galvanized steel plate (154) is installed on one side of each fire-proof plate (153) far away from the fire-proof door core plate (151).

4. The automatically controllable fire protection biological screen door according to claim 3, wherein each of said galvanized steel sheets (154) has a thickness of 2.00 mm.

5. The automatically controllable fire-proof biological screen door according to claim 1, characterized in that a chain (12) is installed on one side of each door leaf (1), one end of each chain (12) is connected with an outer shell of a motor (31), and a chain fixing box (121) is installed on one end of each chain (12) far away from the motor (31).

6. The automatically controllable fire-proof biological screen door as claimed in claim 1, characterized in that a manual handle (61) is installed on one side of each of the electrically controlled bolts (6), an upper bolt seat (17) and a lower bolt seat (18) are respectively installed on the upper and lower ends of each of the electrically controlled bolts (6), and each of the upper bolt seat (17) and the lower bolt seat (18) is fixedly connected with the door leaf (1).

7. The automatically controllable fire-proof biological screen door according to claim 1, characterized in that a lifting lug (13) is installed on the top of each door leaf (1), and each door leaf (1) is movably connected with the door frame through a hinge (11).

8. An automatically controllable fire protection biological screen door according to claim 1, characterized in that a covered edge (14) is fixedly mounted on the outer side of each door leaf (1).

9. The fire-proof biological shielding door capable of being automatically controlled according to claim 1, wherein a travel switch bracket (51) is mounted at the bottom end of each travel switch (5), and each travel switch bracket (51) is fixedly connected with the door leaf (1).