CN215632597U

CN215632597U - Novel fire-retardant thermal-insulated steel prevents fire door

Info

Publication number: CN215632597U
Application number: CN202122149104.7U
Authority: CN
Inventors: 张德伟
Original assignee: Hao Cheng Xing Ya Science And Technology Development Co ltd
Current assignee: Hao Cheng Xing Ya Science And Technology Development Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-01-25
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to the technical field of steel fireproof doors, in particular to a novel flame-retardant heat-insulation steel fireproof door which comprises a door frame, wherein a steel door is arranged inside the door frame. When the user is installed this device and is used, pour into the clear water into to the inside of reservoir through the water inlet, the user can make the steel door carry out the switch through the handle, when promoting the steel door later, the steel door is contradicted with the gyro wheel of fixed block one side, make connecting rod and bull stick rotate, when loosening, can make the steel door close through torque spring, convenience very, if when the conflagration breaing out, the PLASTIC LAMINATED of steel door both sides can carry out fire-retardant, prevent that the intensity of a fire from causing the damage to the steel door, the inside clear water of reservoir can absorb the heat simultaneously, the inside heat insulating board in interlayer storehouse and thermal-insulated filler can be isolated the heat once more, thereby prevent that the heat from passing the steel door and getting into the staircase, this device can effectual reduction heat get into the staircase, strive for the user for time, guarantee user's safety.

Description

Novel fire-retardant thermal-insulated steel prevents fire door

Technical Field

The utility model relates to the technical field of steel fireproof doors, in particular to a novel flame-retardant heat-insulation steel fireproof door.

Background

A fire door is a door that can meet the requirements of fire stability, integrity and thermal insulation within a certain period of time. The steel fireproof door is a door with certain fireproof performance, which is formed by manufacturing a door frame, a door leaf framework and a door leaf panel by using steel materials, filling fireproof heat insulation materials which are nontoxic and harmless to a human body in the door leaf if the material is filled in the door leaf, and matching fireproof hardware fittings.

At present, the fireproof heat insulation performance of the existing partial steel fireproof door on the market is not very good, if the heat conduction is very fast when a fire disaster happens, the heat can very easily penetrate through the steel fireproof door to enter a staircase, so that the escape time of a user is shortened, and the life of the user is seriously damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a novel flame-retardant heat-insulation steel fireproof door.

In order to achieve the purpose, the utility model provides the following technical scheme: a novel flame-retardant heat-insulation steel fireproof door comprises a door frame, a steel door is arranged inside the door frame, the two ends of one side of the door frame are fixedly connected with first connecting pieces, the two ends of one side of the steel door are fixedly connected with second connecting pieces, the second connecting piece is connected with the first connecting piece through a rotating shaft, fire-proof plates are arranged on two sides of the steel door, both ends of the steel door are fixedly connected with handles, one side inside the steel door is provided with a water storage bin, the other side of the interior of the steel door is provided with an interlayer bin, the inner wall of the bottom end of the water storage bin is provided with two groups of water outlets, rubber plugs are arranged inside the water outlets, water inlets are arranged on the inner walls of the top ends of the water storage bins, and a heat insulation plate is arranged on one side inside the interlayer bin, a heat insulation filler is arranged on one side of the heat insulation plate, and a door closing mechanism is arranged at one end of the steel door.

Preferably, the door closing mechanism includes closing piece, turn trough, bullet groove, bull stick, torque spring, connecting rod, fixed block, race and gyro wheel, one side fixedly connected with closing piece on door frame top, the turn trough has been seted up on the top of closing piece, bullet groove has been seted up to the inside of closing piece, the inside rotation of turn trough is connected with the bull stick, the inside in bullet groove is provided with torque spring, the top fixedly connected with connecting rod of bull stick, the one end fixedly connected with fixed block of connecting rod, two sets of races have been seted up to one side of fixed block, the inside in race all is provided with the gyro wheel, can make the steel door close automatically.

Preferably, the elastic groove is communicated with the rotating groove, and the bottom end of the rotating rod is connected with the inner wall of the bottom end of the elastic groove through a bearing, so that the rotating rod can rotate conveniently.

Preferably, one end of the torsion spring is fixedly connected with one end of the rotating rod, the other end of the torsion spring is fixedly connected with the inner wall of the elastic groove, and the rotating rod can reset through the torsion spring.

Preferably, the both ends of gyro wheel all are connected through the inner wall of bearing and race, the size of race all with the size looks adaptation of gyro wheel, make things convenient for the rotation of gyro wheel.

Preferably, one end of the steel door is fixedly connected with a sealing plate, and the sealing plate is attached to the inner wall of the door frame, so that the sealing performance between the door frame and the steel door can be improved.

Preferably, the size looks adaptation of the size of outlet all with the rubber buffer, the internal diameter of commentaries on classics groove and the external diameter looks adaptation of bull stick, the size of looks adaptation makes things convenient for the removal and the rotation of rubber buffer and bull stick.

Preferably, one side of fixed block is close to with the steel door mutually, one side of gyro wheel all laminates with the steel door mutually, makes things convenient for the steel door to pass through gyro wheel and fixed block drive the connecting rod and rotates.

Compared with the prior art, the utility model has the beneficial effects that: when the user is installed this device and is used, pour into the clear water into to the inside of reservoir through the water inlet, the user can make the steel door carry out the switch through the handle, when promoting the steel door later, the steel door is contradicted with the gyro wheel of fixed block one side, make connecting rod and bull stick rotate, when loosening, can make the steel door close through torque spring, convenience very, if when the conflagration breaing out, the PLASTIC LAMINATED of steel door both sides can carry out fire-retardant, prevent that the intensity of a fire from causing the damage to the steel door, the inside clear water of reservoir can absorb the heat simultaneously, the inside heat insulating board in interlayer storehouse and thermal-insulated filler can be isolated the heat once more, thereby prevent that the heat from passing the steel door and getting into the staircase, this device can effectual reduction heat get into the staircase, strive for the user for time, guarantee user's safety.

Drawings

Fig. 1 is a perspective view of the present invention.

FIG. 2 is a sectional perspective view of the door frame, the water storage bin and the drainage port of the present invention.

Fig. 3 is an enlarged view of the structure at a in fig. 2 according to the present invention.

FIG. 4 is a schematic sectional perspective view of the steel door, the water storage bin and the interlayer bin of the present invention.

Fig. 5 is an exploded perspective view of the present invention.

Fig. 6 is a schematic sectional perspective view of the door closing mechanism of the present invention.

Fig. 7 is an exploded perspective view of the door closing mechanism of the present invention.

In the figure: 1. a door frame; 2. a steel door; 3. a first connecting member; 4. a second connecting member; 5. a sealing plate; 6. a fire-proof plate; 7. a handle; 8. a water storage bin; 9. a water outlet; 10. a rubber plug; 11. a water inlet; 12. an interlayer bin; 13. a heat insulation plate; 14. a thermally insulating filler; 15. a closing block; 16. rotating the groove; 17. a spring slot; 18. a rotating rod; 19. a torsion spring; 20. a connecting rod; 21. a fixed block; 22. a wheel groove; 23. and a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 7, an embodiment of the present invention includes: a novel flame-retardant heat-insulation steel fireproof door comprises a door frame 1, a steel door 2 is arranged inside the door frame 1, two ends of one side of the door frame 1 are fixedly connected with a first connecting piece 3, two ends of one side of the steel door 2 are fixedly connected with a second connecting piece 4, and second connecting piece 4 all is connected with first connecting piece 3 through the pivot, the both sides of steel door 2 all are provided with PLASTIC LAMINATED 6, the both ends of steel door 2 all fixedly connected with handle 7, water storage bin 8 has been seted up to 2 inside one sides of steel door, interlayer storehouse 12 has been seted up to 2 inside opposite sides of steel door, two sets of outlet 9 have been seted up to the inner wall of water storage bin 8 bottom, outlet 9's inside all is provided with rubber buffer 10, water inlet 11 has all been seted up to the inner wall on 8 tops of water storage bin, the inside one side in interlayer storehouse 12 is provided with heat insulating board 13, one side of heat insulating board 13 is provided with thermal-insulated filler 14, the one end of steel door 2 is provided with the mechanism of closing a door.

Further, torsion spring 19's one end and the one end fixed connection of bull stick 18, torsion spring 19's the other end and the inner wall fixed connection who plays groove 17, bull stick 18 accessible torsion spring 19 resets, the one end fixedly connected with closing plate 5 of steel door 2, and closing plate 5 laminates with the inner wall of door frame 1 mutually, when door frame 1 and steel door 2 were closed, accessible closing plate 5 improved the leakproofness between door frame 1 and the steel door 2, the size of outlet 9 all with the size looks adaptation of rubber buffer 10, the internal diameter of bull stick 16 and the external diameter looks adaptation of bull stick 18, the size of looks adaptation makes things convenient for the removal and the rotation of rubber buffer 10 and bull stick 18. The door closing mechanism comprises a closing block 15, a rotating groove 16, an elastic groove 17, a rotating rod 18, a torsion spring 19, a connecting rod 20, a fixed block 21, wheel grooves 22 and rollers 23, wherein the closing block 15 is fixedly connected to one side of the top end of the door frame 1, the rotating groove 16 is formed in the top end of the closing block 15, the elastic groove 17 is formed in the closing block 15, the rotating rod 18 is rotatably connected to the inside of the rotating groove 16, the torsion spring 19 is arranged in the elastic groove 17, the connecting rod 20 is fixedly connected to the top end of the rotating rod 18, one end of the connecting rod 20 is fixedly connected with the fixed block 21, two groups of wheel grooves 22 are formed in one side of the fixed block 21, the rollers 23 are arranged in the wheel grooves 22, one side of the steel door 2 is abutted against the rollers 23 on one side of the fixed block 21, so that the steel door 2 drives the rollers 23 to rotate, when the steel door 2 rotates, the fixed block 21 and the connecting rod 20 drives the rotating rod 18 to rotate, the rotating rod 18 can compress the torsion spring 19; after the user loosens steel door 2, can make bull stick 18 reset under the effect of torsion spring 19 self resilience power this moment, bull stick 18 can make steel door 2 close through connecting rod 20 and fixed block 21, convenience of customers' use. Both ends of gyro wheel 23 all are connected with race 22's inner wall through the bearing, race 22's size all with gyro wheel 23's size looks adaptation, the size of looks adaptation makes things convenient for the rotation of gyro wheel 23, one side of fixed block 21 is close to with steel door 2 mutually, one side of gyro wheel 23 all laminates with steel door 2 mutually, make things convenient for steel door 2 to drive connecting rod 20 through gyro wheel 23 and fixed block 21 and rotate, it is linked together with the rotating groove 16 to play groove 17, the bottom of bull stick 18 is connected with the inner wall of bullet groove 17 bottom through the bearing, make things convenient for the rotation of bull stick 18.

The working principle is as follows: after the user finishes the installation of the device, clear water is added into the device through the water inlet 11 and the water storage bin 8, when the device is used later, the user pushes the steel door 2 through the handle 7, the steel door 2 drives the second connecting piece 4 to rotate, one side of the steel door 2 is abutted against the roller 23 on one side of the fixed block 21, so that the steel door 2 drives the roller 23 to rotate, when the steel door 2 rotates, the fixed block 21 and the connecting rod 20 can rotate, the connecting rod 20 drives the rotating rod 18 to rotate, the rotating rod 18 can compress the torsion spring 19, when the user loosens the steel door 2, the rotating rod 18 can reset under the self resilience force of the torsion spring 19, the rotating rod 18 can close the steel door 2 through the connecting rod 20 and the fixed block 21, after the steel door 2 is closed, a gap between the door frame 1 and the steel door 2 is sealed through the sealing plate 5, improve the leakproofness between door frame 1 and the steel door 2, if when the conflagration breaing out, can prevent the flue gas to get into the stairwell, the PLASTIC LAMINATED 6 of 2 both sides of steel door can avoid steel door 2 impaired simultaneously, the inside clear water of reservoir storehouse 8 can absorb the heat, the inside heat insulating board 13 of interlayer storehouse 12 absorbs the heat with thermal-insulated filler 14 once more, thereby prevent the heat to pass steel door 2 and get into the stairwell, can effectual reduction heat get into the stairwell, for the user flees for one's life and strives for the time, guarantee user's safety.

Claims

1. The utility model provides a novel fire-retardant thermal-insulated steel prevents fire door, includes door frame (1), its characterized in that: the door is characterized in that a steel door (2) is arranged in the door frame (1), two ends of one side of the door frame (1) are fixedly connected with first connecting pieces (3), two ends of one side of the steel door (2) are fixedly connected with second connecting pieces (4), the second connecting pieces (4) are connected with the first connecting pieces (3) through rotating shafts, two sides of the steel door (2) are provided with fireproof plates (6), two ends of the steel door (2) are fixedly connected with handles (7), one side of the inner part of the steel door (2) is provided with a water storage bin (8), the other side of the inner part of the steel door (2) is provided with an interlayer bin (12), two groups of water outlets (9) are formed in the inner wall of the bottom end of the water storage bin (8), rubber plugs (10) are arranged in the inner part of the water outlets (9), and a water inlet (11) is formed in the inner wall of the top end of the water storage bin (8), and a heat insulation plate (13) is arranged on one side inside the interlayer bin (12), a heat insulation filler (14) is arranged on one side of the heat insulation plate (13), and a door closing mechanism is arranged at one end of the steel door (2).

2. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 1, wherein: the door closing mechanism comprises a closing block (15), a rotating groove (16), an elastic groove (17), a rotating rod (18), a torsion spring (19), a connecting rod (20), a fixed block (21), a wheel groove (22) and a roller (23), one side of the top end of the door frame (1) is fixedly connected with a closing block (15), the top end of the closing block (15) is provided with a rotary groove (16), an elastic groove (17) is arranged inside the closing block (15), a rotating rod (18) is rotatably connected inside the rotating groove (16), a torsion spring (19) is arranged in the elastic groove (17), the top end of the rotating rod (18) is fixedly connected with a connecting rod (20), one end fixedly connected with fixed block (21) of connecting rod (20), two sets of race (22) have been seted up to one side of fixed block (21), the inside of race (22) all is provided with gyro wheel (23).

3. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 2, wherein: the elastic groove (17) is communicated with the rotary groove (16), and the bottom end of the rotary rod (18) is connected with the inner wall of the bottom end of the elastic groove (17) through a bearing.

4. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 2, wherein: one end of the torsion spring (19) is fixedly connected with one end of the rotating rod (18), and the other end of the torsion spring (19) is fixedly connected with the inner wall of the elastic groove (17).

5. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 2, wherein: both ends of the roller (23) are connected with the inner wall of the wheel groove (22) through bearings, and the size of the wheel groove (22) is matched with that of the roller (23).

6. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 1, wherein: one end fixedly connected with closing plate (5) of steel door (2), and closing plate (5) laminate mutually with the inner wall of door frame (1).

7. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 2, wherein: the size of outlet (9) all with the size looks adaptation of rubber buffer (10), the internal diameter of commentaries on classics groove (16) and the external diameter looks adaptation of bull stick (18).

8. The novel fire-retardant heat-insulation steel fireproof door as claimed in claim 2, wherein: one side of the fixed block (21) is close to the steel door (2), and one side of the roller (23) is attached to the steel door (2).