CN213510303U

CN213510303U - Steel heat-insulation fireproof door

Info

Publication number: CN213510303U
Application number: CN202022044840.1U
Authority: CN
Inventors: 邱隆轩; 黄增辉
Original assignee: Quanzhou Shengfa Security Development Co Ltd
Current assignee: Quanzhou Shengfa Security Development Co Ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-06-22
Anticipated expiration: 2030-09-17

Abstract

The utility model discloses a steel is thermal-insulated prevents fire door, including the door frame, the left door body is installed to door frame inner wall one side, right door body is installed to door frame inner wall opposite side, the welding of left side door body one end bottom has fixed disk, T type mounting groove has been seted up at fixed disk one end middle part, T type mounting groove internally mounted has T type fixture block, T type fixture block one end is connected with L type cardboard, left side door body one end bottom is close to fixed disk department welding and has been accomodate the piece, accomodate piece top one side and seted up and accomodate the groove, the welding of right side door body one end bottom has the limiting plate. The utility model discloses be provided with fixed disk, T type mounting groove, T type fixture block, L type cardboard, limiting plate, spacing groove, extrusion lug and extrusion spring, through using L type cardboard, can seal preventing fire door, can reduce preventing opening and sealing the degree of difficulty of fire door, the staff of being convenient for is to preventing the use of fire door.

Description

Steel heat-insulation fireproof door

Technical Field

The utility model relates to a fire-fighting equipment technical field, more specifically say, the utility model relates to a steel is thermal-insulated prevents fire door.

Background

The fire-fighting department economic department designates an approval laboratory, tests are qualified according to the national standard GB _12955 plus 2008 of a new fire-proof door implemented from 1 month 1 day 2009, and a verified login certificate and an authorized identifier are obtained by the State of the standards inspection of the department of economics, which are called fire-proof doors, wherein the fire-proof doors refer to doors which can meet the requirements of fire-proof stability, integrity and heat insulation within a certain time, and are fire-proof partitions which are arranged in fire-proof partitions, evacuation staircases, vertical shafts and the like and have certain fire resistance;

when a fire disaster happens to an existing steel fireproof door, due to the fact that flame is roasted, the temperature of the steel fireproof door can rise rapidly, a door lock is generally adopted for a closed structure of the steel fireproof door, the door lock is easily damaged due to high temperature, the steel fireproof door cannot be opened normally, and rescue of fire fighters is affected.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a fire door is prevented to steel heat insulation, through rock wool board, PLASTIC LAMINATED and silicate board, can improve the fire-proof thermal-insulated performance of PLASTIC LAMINATED, fixed circle piece, T type mounting groove, T type fixture block, L type cardboard, limiting plate, spacing groove, extrusion lug and extrusion spring can reduce preventing opening and sealing the degree of difficulty of fire door to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a steel heat-insulation fireproof door comprises a door frame, wherein a left door body is installed on one side of the inner wall of the door frame, a right door body is installed on the other side of the inner wall of the door frame, a fixed round block is welded at the bottom of one end of the left door body, a T-shaped mounting groove is formed in the middle of one end of the fixed round block, a T-shaped fixture block is installed in the T-shaped mounting groove, one end of the T-shaped fixture block is connected with an L-shaped clamping plate, a containing block is welded at the position, close to the fixed round block, of the bottom of one end of;

the door comprises a right door body and is characterized in that a limiting plate is welded to the bottom of one end of the right door body, a limiting groove is formed in one side of the top end of the limiting plate, an extrusion groove is formed in the bottom of one side of the limiting plate, an extrusion lug is arranged in the extrusion groove, limiting sliding grooves are formed in the middle of two sides of the inner wall of the extrusion groove, limiting sliding blocks are welded to two side edges of the extrusion lug, and an extrusion spring is installed on one.

In a preferred embodiment, the heat insulation groove has all been seted up at left door body inner wall middle part and right door body inner wall middle part, rock wool board, two are all installed at heat insulation groove inner wall both ends the PLASTIC LAMINATED is all installed to rock wool board one end, heat insulation groove inner wall mid-mounting has the silicate board.

In a preferred embodiment, protective grooves are formed in two sides of the inner wall of the door frame, the left door body and the right door body are located inside the protective grooves, and the left door body and the door frame and the right door body and the door frame are connected through hinges.

In a preferred embodiment, the width of the receiving groove is the same as the thickness of an L-shaped card board, and the L-shaped card board is located inside the receiving groove.

In a preferred embodiment, the width of the limiting groove is the same as the thickness of the L-shaped clamping plate, and the L-shaped clamping plate is located inside the accommodating groove.

In a preferred embodiment, the sum of the distance between the limiting plate and the fixing round block and the length of the limiting plate is less than the length of the L-shaped clamping plate.

In a preferred embodiment, the longitudinal section of the limiting slide block is the same as the longitudinal section of the limiting slide groove, and the limiting slide block is located inside the limiting slide groove.

In a preferred embodiment, the number of compression springs is two in total.

The utility model discloses a technological effect and advantage:

1. be provided with fixed disk, T type mounting groove, T type fixture block, L type cardboard, limiting plate, spacing groove, extrusion lug and extrusion spring, through using L type cardboard, can seal preventing fire door, can reduce preventing opening of fire door and seal the degree of difficulty, the staff of being convenient for is to preventing the use of fire door.

2. Through the use of rock wool board and silicate board, can improve the heat-proof quality who prevents fire door, avoid preventing that fire door the phenomenon of high temperature appears, through the use of PLASTIC LAMINATED, can improve the fire behavior who prevents fire door, avoid preventing fire door the phenomenon that the fire-wearing appears, be favorable to improving the security performance who prevents fire door.

Drawings

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

Fig. 2 is a schematic view of the installation structure of the silicate board of the present invention.

Fig. 3 is the mounting structure diagram of the T-shaped fixture block of the present invention.

Fig. 4 is a schematic view of the installation structure of the extrusion spring of the present invention.

The reference signs are: 1. a door frame; 2. a left door body; 3. a right door body; 4. fixing the round block; 5. a T-shaped mounting groove; 6. a T-shaped fixture block; 7. an L-shaped clamping plate; 8. receiving the block; 9. a receiving groove; 10. a limiting plate; 11. a limiting groove; 12. extruding a groove; 13. extruding the bump; 14. a limiting chute; 15. a limiting slide block; 16. a compression spring; 17. a heat insulation groove; 18. rock wool boards; 19. a fire-proof plate; 20. silicate board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in the attached figures 1-4, the steel heat insulation fireproof door comprises a door frame 1, a left door body 2 is arranged on one side of the inner wall of the door frame 1, a right door body 3 is arranged on the other side of the inner wall of the door frame 1, protective grooves are respectively arranged on both sides of the inner wall of the door frame 1, the left door body 2 and the right door body 3 are both positioned in the protective grooves, the left door body 2 and the door frame 1 and the right door body 3 and the door frame 1 are connected through hinges, so that the gap between the fireproof door and the door frame 1 can be reduced, the installation and the use of the fireproof door are convenient, a fixed round block 4 is welded at the bottom of one end of the left door body 2, a T-shaped mounting groove 5 is arranged in the middle of one end of the fixed round block 4, a T-shaped fixture block 6 is arranged in the T-shaped mounting groove 5, one end of the T-shaped fixture block 6 is connected, the width of the accommodating groove 9 is the same as the thickness of the L-shaped clamping plate 7, and the L-shaped clamping plate 7 is positioned in the accommodating groove 9, so that the L-shaped clamping plate 7 can be accommodated, and the L-shaped clamping plate 7 can be conveniently stored;

the bottom of one end of the right door body 3 is welded with a limiting plate 10, the distance between the limiting plate 10 and the fixed round block 4 is smaller than the length of the L-shaped clamping plate 7 along the sum of the length of the limiting plate 10, the L-shaped clamping plate 7 is convenient to use, one side of the top end of the limiting plate 10 is provided with a limiting groove 11, the width of the limiting groove 11 is the same as the thickness of the L-shaped clamping plate 7, the L-shaped clamping plate 7 is positioned in the accommodating groove 9 and can limit the L-shaped clamping plate 7, the L-shaped clamping plate 7 is convenient to use, the bottom of one side of the limiting plate 10 is provided with an extrusion groove 12, an extrusion lug 13 is arranged in the extrusion groove 12, the middle parts of two sides of the inner wall of the extrusion groove 12 are provided with limiting chutes 14, the edge parts of two sides of the extrusion lug 13 are welded with limiting sliders 15, the longitudinal section size, the extrusion lug 13 is convenient to use, the extrusion springs 16 are mounted on the edge part of one end of the extrusion lug 13, the number of the extrusion springs 16 is two in total, the extrusion lug 13 can be extruded, and the extrusion lug 13 is convenient to use.

Heat insulation groove 17 has all been seted up at 2 inner wall middle parts of left door body and 3 inner wall middle parts of right door body, and rock wool board 18 is all installed at 17 inner wall both ends of heat insulation groove, and PLASTIC LAMINATED 19 is all installed to two 18 one ends of rock wool board, and 17 inner wall mid-mounting of heat insulation groove have silicate board 20.

The utility model discloses the theory of operation: when the fireproof door is closed, a worker moves the left door body 2 and the right door body 3 to enable the left door body 2 and the right door body 3 to approach each other, then the worker rotates the L-shaped clamping plate 7 to enable the L-shaped clamping plate 7 to enter the limiting groove 11, then the worker presses the L-shaped clamping plate 7 to enable the L-shaped clamping plate 7 to contact with the extrusion lug 13 and extrude the extrusion lug 13, the extrusion lug 13 enters the extrusion groove 12 and extrudes the extrusion spring 16, under the action of elastic potential energy of the extrusion spring 16, an opposite force can be generated to enable the extrusion lug 13 to extrude the L-shaped clamping plate 7 to limit and fix the L-shaped clamping plate 7, when the fireproof door needs to be opened, the worker rotates the L-shaped clamping plate 7 to enable the L-shaped clamping plate 7 to be separated from contact with the limiting plate 10, the worker rotates the L-shaped clamping plate 7, the L-shaped clamping plate 7 is placed in the accommodating groove 9, so that the opening and closing difficulty of the fireproof door can be reduced, and the fireproof door is convenient for workers to use;

through the use of rock wool board 18 and silicate board 20, can improve the heat-proof quality who prevents fire door, avoid preventing that fire door the phenomenon that the high temperature appears, through the use of PLASTIC LAMINATED 19, can improve the fire behavior who prevents fire door, avoid preventing fire door the phenomenon that the fire-wearing appears, be favorable to improving the security performance who prevents fire door.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a steel prevents heat and prevents fire door, includes door frame (1), its characterized in that: a left door body (2) is installed on one side of the inner wall of the door frame (1), a right door body (3) is installed on the other side of the inner wall of the door frame (1), a fixed round block (4) is welded at the bottom of one end of the left door body (2), a T-shaped mounting groove (5) is formed in the middle of one end of the fixed round block (4), a T-shaped fixture block (6) is installed inside the T-shaped mounting groove (5), an L-shaped fixture plate (7) is connected to one end of the T-shaped fixture block (6), a storage block (8) is welded at the position, close to the fixed round block (4), of the bottom of one end of the left door body (2), and a storage groove (9;

the welding of right side door body (3) one end bottom has limiting plate (10), spacing groove (11) have been seted up to limiting plate (10) top one side, extrusion groove (12) have been seted up to limiting plate (10) one side bottom, extrusion groove (12) internally mounted has extrusion lug (13), spacing spout (14) have all been seted up at extrusion groove (12) inner wall both sides middle part, extrusion lug (13) both sides limit portion all welds spacing slider (15), extrusion lug (13) one end limit portion installs extrusion spring (16).

2. The steel heat insulation fireproof door of claim 1, wherein: heat-proof slot (17) have all been seted up at left side door body (2) inner wall middle part and right side door body (3) inner wall middle part, rock wool board (18), two are all installed at heat-proof slot (17) inner wall both ends fire prevention board (19) are all installed to rock wool board (18) one end, heat-proof slot (17) inner wall mid-mounting has silicate board (20).

3. The steel heat insulation fireproof door of claim 1, wherein: protective grooves are formed in two sides of the inner wall of the door frame (1), the left door body (2) and the right door body (3) are located inside the protective grooves, and the left door body (2) is connected with the door frame (1) and the right door body (3) is connected with the door frame (1) through hinges.

4. The steel heat insulation fireproof door of claim 1, wherein: the width of the accommodating groove (9) is the same as the thickness of the L-shaped clamping plate (7), and the L-shaped clamping plate (7) is located inside the accommodating groove (9).

5. The steel heat insulation fireproof door of claim 1, wherein: the width of the limiting groove (11) is the same as the thickness of the L-shaped clamping plate (7), and the L-shaped clamping plate (7) is located inside the accommodating groove (9).

6. The steel heat insulation fireproof door of claim 1, wherein: the sum of the distance between the limiting plate (10) and the fixed round block (4) and the length of the limiting plate (10) is smaller than the length of the L-shaped clamping plate (7).

7. The steel heat insulation fireproof door of claim 1, wherein: the longitudinal section size of the limiting sliding block (15) is the same as that of the limiting sliding groove (14), and the limiting sliding block (15) is located inside the limiting sliding groove (14).

8. The steel heat insulation fireproof door of claim 1, wherein: the number of the pressing springs (16) is two in total.