CN115538907A

CN115538907A - Fireproof window capable of quickly dispersing smoke

Info

Publication number: CN115538907A
Application number: CN202211261638.1A
Authority: CN
Inventors: 曾有义
Original assignee: Jiangxi Weilong Technology Co ltd
Current assignee: Jiangxi Weilong Technology Co ltd
Priority date: 2022-10-14
Filing date: 2022-10-14
Publication date: 2022-12-30
Anticipated expiration: 2042-10-14
Also published as: CN115538907B

Abstract

The invention relates to a fire window, in particular to a fire window capable of rapidly diffusing smoke. Provided is a fire window capable of rapidly releasing smoke, which can ventilate the indoor when no fire occurs. The utility model provides a fire window that can loose cigarette fast, is including steel window frame, fire prevention glass and fixed handle etc. and left part rotary type is connected with fire prevention glass in the steel window frame, and fire prevention glass lower part front side is connected with fixed handle. According to the invention, smoke generated by indoor fire can be absorbed through the fan, so that the smoke dispersing efficiency can be improved, meanwhile, the clamping plate can lock the fixed handle, so that the fireproof glass can be locked and limited, and the indoor ventilation can be realized when the fireproof glass is opened.

Description

Fireproof window capable of quickly dispersing smoke

Technical Field

The invention relates to a fire window, in particular to a fire window capable of quickly dissipating smoke.

Background

The window is indispensable structure in the building, and along with people's safety consciousness's improvement, more and more people can the preferred fire window when installing the window, and the fire window can effectively improve the fire behavior of building, provides the protection for people's life and property safety, and present fire window mostly can not effectually carry out the scattered cigarette processing fast.

Application publication number is CN216043412U discloses a novel high-efficient explosion-proof fire window, including the fire window main part, the slide rail has been seted up on the internal surface of fire window main part, the inner wall welded fastening of fire window main part has explosion-proof strengthening mechanism, the outage has been seted up to the inner chamber side of fire window main part, the inside of fire window main part is provided with cooling mechanism, explosion-proof strengthening mechanism is including outer frame, the surface of outer frame and the inner wall welded fastening of fire window main part, during the use, absorb external heat through gathering the hot plate for the inflation gasbag receives the thermal energy, and then extrudes compound fire extinguishing bag and produce deformation to utilize abrupt felting needle to pierce compound fire extinguishing bag, make the mixed fire extinguishing agent of water and powder in the abrupt felting needle spout from the outage, however the device is difficult to indoor ventilating when not taking place the conflagration.

Therefore, a fire window capable of rapidly releasing smoke, which can ventilate a room when a fire does not occur, has been developed.

Disclosure of Invention

In order to overcome the defect that the ventilation of the indoor space is difficult when no fire occurs in the patents, the technical problem to be solved is as follows: provided is a fire window capable of rapidly releasing smoke, which can ventilate the indoor when no fire occurs.

The technical scheme is as follows: the utility model provides a fire window that can loose cigarette fast, is including steel window frame, fire prevention glass, fixed handle, locking mechanism and smoking mechanism, and the left part rotary type is connected with fire prevention glass in the steel window frame, and open on steel window frame right side has two sets of smoke outlet, and fire prevention glass lower part front side is connected with fixed handle, is equipped with locking mechanism on the steel window frame, is equipped with smoking mechanism in the steel window frame.

Preferably, the locking mechanism comprises a first limiting frame, clamping plates, a cam frame and first springs, the first limiting frame is connected to the lower left portion of the steel window frame, the clamping plates are connected to the left side and the right side of the first limiting frame in a sliding mode, two first springs are connected between the two clamping plates and are symmetrically arranged front and back, and the cam frame is connected to the lower left portion of the steel window frame in a rotating mode.

As preferred, smoking mechanism is including fans outside box, connecting block, motor and fan blade, and the equal slidingtype in right part both sides is connected with fans outside box about the steel window frame, and the bolt has the connecting block between two fans outside box rear sides, all is connected with the motor on the fans outside box, all is connected with the fan leaf on the motor output shaft.

Preferably, the sliding frame comprises a fixed frame, a second limit frame, a fixed block, a second spring, a pushing frame and a sliding frame, the fixed frame is bolted to the left and right sides of the right part of the bottom wall in the steel window frame, two second limit frames are connected to one sides of the two fixed frames close to each other, the two second limit frames on the left side are arranged in an up-and-down symmetrical mode, the two second limit frames on the right side are also arranged in an up-and-down symmetrical mode, the left and right sides of the outer fan frame are connected with the fixed block, the fixed block on the upper side is connected with the second limit frames on the upper side in a sliding mode, the fixed block on the lower side is connected with the second limit frames on the lower side in a sliding mode, the second spring is connected between the rear side of the fixed block and the second limit frames, the right lower portion of the steel window frame is connected with the pushing frame in a sliding mode, the sliding frame is connected with the sliding frame in a sliding mode in front of the right lower portion of the steel window frame, and the sliding frame is connected with the sliding frame in a sliding mode.

Preferably, the window frame further comprises a flow blocking mechanism, the flow blocking mechanism comprises a flow blocking plate, sliding blocks and a connecting frame, limiting grooves are formed in the upper side and the lower side of the right front portion of the steel window frame, the sliding blocks are connected to the limiting grooves in a sliding mode, the connecting frame is connected between the two sliding blocks, and the flow blocking plate is connected to the rear side of each sliding block.

Preferably, the positioning mechanism comprises a third spring and a clamping frame, the right front portion of the steel window frame is provided with two groups of clamping grooves, each group is provided with two clamping grooves, the two groups of clamping grooves are arranged in a bilateral symmetry mode, the clamping frame is connected with the connecting frame in a sliding mode, the two third springs are connected between the front side of the clamping frame and the rear side of the connecting frame, and the two third springs are arranged in an up-and-down symmetry mode.

As preferred, still including protection machanism, protection machanism is including the dead lever, the guard plate, the torsional spring, fixed frame, elasticity fixture block and fixed plate, it is connected with the fixed plate to promote frame right rear portion upside, the fixed plate rear side is connected with two elasticity fixture blocks, two elasticity fixture blocks are symmetry setting from top to bottom, elasticity fixture block passes steel window frame rear side, steel window frame right part rear side is connected with two fixed frames, two fixed frames are symmetry setting from top to bottom, steel window frame right part rear side is connected with the dead lever, the dead lever is located fixed frame left side, the equal rotary type in both sides is connected with the guard plate about the dead lever, all be connected with the torsional spring between both sides and the dead lever about the guard plate left part.

Preferably, the cam rack further comprises a rotating block, and the rotating block is connected to the upper side of the cam rack.

The beneficial effects are that: 1. according to the invention, smoke generated by indoor fire can be absorbed through the fan, so that the smoke dispersing efficiency can be improved, meanwhile, the clamping plate can lock the fixed handle, so that the fireproof glass can be locked and limited, and the indoor ventilation can be realized when the fireproof glass is opened.

2. According to the invention, the pushing plate can move forwards to push the outer fan frame to move forwards, so that when the outer fan frame is tightly attached to the steel window frame, the smoke suction efficiency is high, and meanwhile, the spoiler can block the smoke outlet, thereby achieving the effect of flow blocking.

3. According to the invention, the clamping frame can be clamped through the clamping groove, so that the connecting frame can be clamped, the connecting frame can be prevented from being automatically moved accidentally, and meanwhile, the protection plate can cover and protect the components in the steel window frame, so that the components in the steel window frame can be prevented from being damaged due to external erosion.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic partial sectional perspective view of the present invention.

Fig. 4 is a schematic perspective view of the locking mechanism of the present invention.

Fig. 5 is a schematic partial perspective view of the locking mechanism of the present invention.

Fig. 6 is a perspective view of the smoking mechanism of the present invention.

Fig. 7 is a perspective view of the propulsion mechanism of the present invention.

Fig. 8 is a partial perspective view of the propulsion mechanism of the present invention.

Fig. 9 is a perspective view of the flow blocking mechanism of the present invention.

Fig. 10 is a schematic perspective view of the positioning mechanism of the present invention.

Fig. 11 is an enlarged perspective view of part a of the present invention.

Fig. 12 is a schematic perspective view of a first protection mechanism according to the present invention.

Fig. 13 is a schematic perspective view of a second protection mechanism according to the present invention.

The meaning of the reference symbols in the figures: 1. steel window frame, 2, fire-proof glass, 3, smoke outlet, 4, fixed handle, 5, locking mechanism, 51, first spacing frame, 52, snap-gauge, 53, cam rack, 54, first spring, 55, rotating block, 6, smoking mechanism, 61, outer fan frame, 62, connecting block, 63, motor, 64, fan blade, 7, propulsion mechanism, 71, fixing frame, 72, second spacing frame, 73, fixing block, 74, second spring, 75, pushing frame, 76, sliding frame, 8, flow blocking mechanism, 81, spoiler, 82, sliding block, 83, connecting frame, 84, limiting groove, 9, positioning mechanism, 91, third spring, 92, clamping frame, 93, clamping groove, 10, protection mechanism, 101, fixing rod, 102, protection plate, 103, torsion spring, 104, fixing frame, 105, elastic clamping block, 106, fixing plate.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present application. The conditions used in the examples may be further adjusted according to the conditions of the particular manufacturer, and the conditions not specified are generally conditions used in routine experiments.

Example 1

The utility model provides a fire window that can fast smoke dispersal, as shown in fig. 1-6, including steel window frame 1, fire prevention glass 2, fixed handle 4, locking mechanism 5 and smoking mechanism 6, the left part rotary type is connected with fire prevention glass 2 in the steel window frame 1, fire prevention glass 2 can realize the closure effect, and can also play the fire prevention effect, open on steel window frame 1 right side has two sets of smoke outlet 3, smoke outlet 3 can make the smog that the indoor conflagration that takes place produced discharge, fire prevention glass 2 lower part front side welding has fixed handle 4, fixed handle 4 is convenient for people to rotate fire prevention glass 2, be equipped with locking mechanism 5 on the steel window frame 1, locking mechanism 5 can lock fixed handle 4, and then can lock spacing fire prevention glass 2, be equipped with smoking mechanism 6 in the steel window frame 1, smoking mechanism 6 can absorb the smog that the indoor conflagration that takes place produces.

As shown in fig. 1, 4 and 5, the locking mechanism 5 includes a first limiting frame 51, a locking plate 52, a cam frame 53 and a first spring 54, the first limiting frame 51 is welded at the lower left portion of the steel window frame 1, the locking plate 52 is slidably connected to both sides of the first limiting frame 51, the locking plate 52 can clamp the fixed handle 4, and further can lock the fireproof glass 2 for limitation, two first springs 54 are connected between the two locking plates 52, the two first springs 54 are symmetrically arranged in the front-back direction, the first springs 54 can enable the locking plate 52 to move and reset, the cam frame 53 is rotatably connected to the lower left portion of the steel window frame 1, and the cam frame 53 rotates to enable the locking plate 52 to move.

As shown in fig. 4, the cam rack 53 further comprises a rotating block 95, the upper side of the cam rack 53 is connected with the rotating block 55, and the rotating block 55 is convenient for people to rotate the cam rack 53.

As shown in fig. 3 and 6, the smoking mechanism 6 includes a blower housing 61, a connecting block 62, a motor 63 and fan blades 64, the blower housing 61 is connected to the upper and lower sides of the right portion in the steel window frame 1 in a sliding manner, the connecting block 62 is connected between the rear sides of the two blower housings 61 in a bolted manner, the motor 63 is connected to the blower housing 61 through bolts, fan blades 64 are connected to the output shaft of the motor 63, the output shaft of the motor 63 rotates to drive the fan blades 64 to rotate, and the fan blades 64 rotate to suck and discharge smoke generated by indoor fire.

When people need to use the fire window, initially, the first spring 54 is in a stretched state, the clamping plate 52 is in a clamping state for clamping the fixed handle 4, the cam rack 53 is in a state for supporting the clamping plate 52, firstly, people install the fire window on a building, if a fire is not occurring in the room, one can rotate the cam bracket 53, the rotating block 55 facilitates one to rotate the cam bracket 53, so that the catching plate 52 is released, the catch plates 52 are then moved towards each other by the first spring 54, at which point the fixed handle 4 is released, whereupon one can turn the fire glass 2, thus being convenient for people to ventilate indoors, if a fire disaster happens indoors, people rotate the fireproof glass 2 reversely to close, then, the cam rack 53 is rotated reversely by people, so that the clamping plates 52 move away from each other, the first spring 54 is stretched, the clamping plates 52 can clamp the fixed handle 4, and the fireproof glass 2 can be locked and limited, then, people start the motor 63 to rotate the fan blade 64, the rotation of the fan blade 64 can absorb smoke generated by indoor fire through the smoke outlet 3, the smoke outlet 3 can facilitate the smoke to be discharged to the outside, the sucked smoke is discharged to the outside, and then when a fire in the room is extinguished, people turn off the motor 63, and the smoke generated by the fire in the room can be discharged by repeating the above operations, and the fireproof glass 2 can be opened by rotating to ventilate the room, and the clamping plate 52 can lock and limit the fixed handle 4, and then can lock fire prevention glass 2 spacing, fire prevention glass 2 meets accident automatic rotation and opens when preventing to the conflagration breaing out to the fan can improve the efficiency that smog was absorb, and then can improve the efficiency of scattered cigarette.

Example 2

On the basis of embodiment 1, as shown in fig. 1, 7, and 8, the fan case 61 further includes a pushing mechanism 7 capable of moving the fan case 61, the pushing mechanism 7 includes a fixed frame 71, second limiting frames 72, fixed blocks 73, second springs 74, pushing frames 75, and a sliding frame 76, the fixed frames 71 are bolted to the left and right sides of the right portion of the inner bottom wall of the steel window frame 1, two second limiting frames 72 are welded to the adjacent sides of the two fixed frames 71, the two second limiting frames 72 on the left side are arranged in a vertically symmetrical manner, the two second limiting frames 72 on the right side are arranged in a vertically symmetrical manner, the fixed blocks 73 on the left and right sides of the fan case 61 are connected to the fixed blocks 73, the fixed blocks 73 on the upper side are connected to the second limiting frames 72 on the upper side in a sliding manner, the fixed blocks 73 on the lower side are connected to the second limiting frames 72 on the lower side in a sliding manner, the second springs 74 are connected between the rear sides of the fixed blocks 73 and the second limiting frames 72, the second springs 74 are capable of moving the fixed blocks 73 to restore the sliding frame, the window case 1 is connected to the sliding frame 76 on the lower side, and the sliding frame 75 is connected to the sliding frame 75, and the steel window frame 75 capable of moving forward.

When people need to tightly attach the outer fan frame 61 to the smoke outlet 3, firstly, people move the sliding frame 76 to the left side, the sliding frame 76 moves to the left side to enable the pushing frame 75 to move to the front side, when the pushing frame 75 is in contact with the outer fan frame 61, the pushing frame 75 continues to move to the front side to enable the outer fan frame 61 to move to the front side, then the outer fan frame 61 can be tightly attached to the smoke outlet 3, the outer fan frame 61 moves to the front side to drive the fixing block 73 to move to the front side, at the moment, the second spring 74 is stretched, the second limiting frame 72 can play a guiding and limiting role in the fixing block 73, the outer fan frame 61 can be tightly attached to the smoke outlet 3, therefore smoke can be scattered faster, when or after extinguishing is completed, people move the sliding frame 76 to the right side to reset, the sliding frame 76 moves to the right side to enable the pushing frame 75 to move to the rear side to reset, when the pushing frame 75 is separated from the outer fan frame 61, the fixing block 73 moves to the rear side to reset under the effect of the second spring 74, the rear side when the pushing frame 61 is moved to the rear side, the outer fan frame 61 can be moved to drive the fixing block 61 to reset, the rear side, the smoke outlet 61 can be convenient to push the outer fan frame 61 to increase the smoke outlet efficiency, and accordingly, and the smoke of the smoke outlet 3 can be increased.

As shown in fig. 1 and 9, still including the choker mechanism 8 that can shelter from to the cigarette outlet 3, choker mechanism 8 is including spoiler 81, sliding block 82 and link 83, spacing groove 84 has all been opened to both sides about steel window frame 1 right front portion, all sliding connection has sliding block 82 on the spacing groove 84, spacing groove 84 can play the spacing effect of direction to sliding block 82, be connected with link 83 between two sliding blocks 82, sliding block 82 rear side all is connected with spoiler 81, spoiler 81 can shelter from cigarette outlet 3, thereby can reach the effect that blocks the air flow.

When people need to disperse smoke, firstly, people move the connecting frame 83 to the left side, the connecting frame 83 moves the sliding block 82 to the left side to move, the limiting groove 84 can play a guiding and limiting role on the sliding block 82, the sliding block 82 moves the spoiler 81 to the left side to move, the smoke outlet 3 is opened at the moment, the smoke can be dispersed, when people do not need to diffuse smoke and ventilate, people move the connecting frame 83 to the right side to reset, the connecting frame 83 moves the sliding block 82 and the spoiler 81 to the right side to reset, the spoiler 81 blocks up the smoke outlet 3, the choked effect can be achieved, the operation can be repeated to facilitate people to block up the smoke outlet 3, and then the choked flow can be carried out when fire does not happen.

As shown in fig. 1, fig. 10 and fig. 11, the positioning device further includes a positioning mechanism 9 capable of positioning the connecting frame 83, the positioning mechanism 9 includes a third spring 91 and a clamping frame 92, two sets of clamping grooves 93 are formed in the front right portion of the steel window frame 1, two clamping grooves 93 are formed in each set, the two sets of clamping grooves 93 are arranged in a bilateral symmetry manner, the clamping frame 92 is slidably connected onto the connecting frame 83, the clamping grooves 93 can position the clamping frame 92, the clamping frame 83 can be positioned, two third springs 91 are connected between the front side of the clamping frame 92 and the rear side of the connecting frame 83, the two third springs 91 are symmetrically arranged up and down, and the third springs 91 can enable the clamping frame 92 to be moved and reset.

When people need fix a position spacing to link 83, at first, people will block frame 92 and move to the front side, third spring 91 is compressed this moment, when card frame 92 separates with draw-in groove 93 on right side, people can remove link 83 and card frame 92 to the left side, after that when card frame 92 removes to left draw-in groove 93 position, people release card frame 92, then card frame 92 moves to the rear side under the effect of third spring 91, card frame 92 blocks on advancing left draw-in groove 93, draw-in groove 93 can carry out the screens to card frame 92, and then can fix a position spacing to link 83, repeat above operation and can fix a position the locking to link 83, thereby can prevent that link 83 from taking place unexpected automatic emergence and removing.

As shown in fig. 2, fig. 12 and fig. 13, the protection mechanism 10 capable of covering and protecting components in the steel window frame 1 is further included, the protection mechanism 10 includes a fixing rod 101, a protection plate 102, a torsion spring 103, a fixing frame 104, elastic clamping blocks 105 and a fixing plate 106, the fixing plate 106 is connected to the upper side of the right rear portion of the push frame 75, two elastic clamping blocks 105 are connected to the rear side of the fixing plate 106, the two elastic clamping blocks 105 are symmetrically arranged up and down, the elastic clamping blocks 105 penetrate through the rear side of the steel window frame 1, two fixing frames 104 are connected to the right rear side of the steel window frame 1, the two fixing frames 104 are symmetrically arranged up and down, the fixing frame 104 can protect the elastic clamping blocks 105, the fixing rod 101 is connected to the rear side of the right rear portion of the steel window frame 1, the fixing rod 101 is located on the left side of the fixing frame 104, the protection plate 102 is connected to the upper and lower sides of the fixing rod 101, the protection plate 102 can cover and protect the motor 63, the elastic clamping plate 105 can play a role in the rotation of the protection plate 102, the torsion spring 103 can reset the protection plate 102.

When people need to cover and protect the motor 63, firstly, initially, the elastic clamping block 105 contacts with the protection plate 102 to play a clamping role on the protection plate 102, at the moment, the protection plate 102 covers the opening on the rear side of the steel window frame 1, so that the protection effect on the motor 63 can be achieved, the torsion spring 103 is in a twisted state, then when the pushing frame 75 moves towards the front side, the pushing frame 75 moves towards the front side to drive the fixing plate 106 and the elastic clamping block 105 to move towards the front side, when the elastic clamping block 105 is separated from the protection plate 102, the protection plate 102 rotates towards the rear side under the action of the torsion spring 103, at the moment, the motor 63 is exposed outwards, then people can absorb indoor smoke, after fire extinguishment is completed, people manually rotate the protection plate 102 towards the front side to reset, so that the torsion spring 103 is twisted, the elastic clamping block 105 is in a clamping state again, and the parts in the steel window frame 1 can be covered and protected by repeating the above operations, so that the parts in the steel window frame 1 can be prevented from being damaged by external erosion.

The technical principle of the embodiment of the present invention is described above in conjunction with the specific embodiments. The description is made for the purpose of illustrating the principles of embodiments of the present invention and should not be construed in any way as limiting the scope of embodiments of the present invention. Based on the explanations herein, those skilled in the art will be able to conceive of other specific embodiments of the present invention without inventive step, and such embodiments will fall within the scope of the embodiments of the present invention.

Claims

1. The utility model provides a fire window that can loose cigarette fast, is connected with fire prevention glass (2) including steel window frame (1), fire prevention glass (2) and fixed handle (4), left part rotary type in steel window frame (1), and open on steel window frame (1) right side has two sets of smoke outlet (3), and fire prevention glass (2) lower part front side is connected with fixed handle (4), characterized by: the smoking device is characterized by further comprising a locking mechanism (5) and a smoking mechanism (6), wherein the locking mechanism (5) is arranged on the steel window frame (1), and the smoking mechanism (6) is arranged in the steel window frame (1).

2. A fire protection window of claim 1, wherein: locking mechanical system (5) are including first spacing (51), cardboard (52), cam rack (53) and first spring (54), steel window frame (1) left side lower part is connected with first spacing (51), the equal sliding type in first spacing (51) left and right sides is connected with cardboard (52), be connected with two first springs (54) between two cardboard (52), two first springs (54) are front and back symmetry setting, steel window frame (1) left lower part rotary type is connected with cam rack (53).

3. A fire protection window of claim 2, wherein: smoking mechanism (6) are including fans outside box (61), connecting block (62), motor (63) and fan blade (64), and steel window frame (1) is interior all sliding type in the upper and lower both sides of right part has fans outside box (61), and bolted connection has connecting block (62) between two fans outside box (61) rear sides, all is connected with motor (63) on fans outside box (61), all is connected with fan blade (64) on motor (63) output shaft.

4. A fire protection window of claim 3, wherein: the steel window frame is characterized by further comprising a propelling mechanism (7), the propelling mechanism (7) comprises fixing frames (71), second limiting frames (72), fixing blocks (73), second springs (74), a pushing frame (75) and a sliding frame (76), the fixing frames (71) are bolted on the left side and the right side of the right portion of the bottom wall of the steel window frame (1), two second limiting frames (72) are connected to one side, close to each other, of the two fixing frames (71), the two second limiting frames (72) on the left side are symmetrically arranged up and down, the two second limiting frames (72) on the right side are symmetrically arranged up and down, the fixing blocks (73) on the left side and the right side of the outer fan frame (61) are connected with the fixing blocks (73), the fixing blocks (73) on the upper side are connected with the second limiting frames (72) on the upper side in a sliding mode, the fixing blocks (73) on the lower side are connected with the second limiting frames (72) on the lower side, the second springs (74) are connected between the rear side of the fixing blocks (73) and the second limiting frames (72), the right lower portion of the sliding window frame (1) is connected with the sliding frame (75), the sliding frame (1), and the sliding frame (76) is connected with the sliding frame (76) on the front portion of the sliding frame (1), and the sliding frame (76).

5. A fire protection window of claim 4, wherein: the novel steel window frame is characterized by further comprising a flow blocking mechanism (8), wherein the flow blocking mechanism (8) comprises a flow blocking plate (81), sliding blocks (82) and a connecting frame (83), limiting grooves (84) are formed in the upper side and the lower side of the right front portion of the steel window frame (1), the sliding blocks (82) are connected to the limiting grooves (84) in a sliding mode, the connecting frame (83) is connected between the two sliding blocks (82), and the flow blocking plate (81) is connected to the rear side of each sliding block (82).

6. A fire protection window capable of rapidly releasing smoke as claimed in claim 5, wherein: still including positioning mechanism (9), positioning mechanism (9) are including third spring (91) and card frame (92), open steel window frame (1) right side front portion has two sets of draw-in grooves (93), every group has two draw-in grooves (93), two sets of draw-in grooves (93) are bilateral symmetry and set up, sliding connection has card frame (92) on link (83), be connected with two third springs (91) between card frame (92) front side and link (83) rear side, two third springs (91) are symmetry setting from top to bottom.

7. A fire protection window of claim 6, wherein: still including protection machanism (10), protection machanism (10) are including dead lever (101), guard plate (102), torsional spring (103), fixed frame (104), elasticity fixture block (105) and fixed plate (106), promote frame (75) right back upside and be connected with fixed plate (106), fixed plate (106) rear side is connected with two elasticity fixture block (105), two elasticity fixture block (105) are the symmetry setting from top to bottom, elasticity fixture block (105) pass steel window frame (1) rear side, steel window frame (1) right part rear side is connected with two fixed frames (104), two fixed frames (104) are the symmetry setting from top to bottom, steel window frame (1) right part rear side is connected with dead lever (101), dead lever (101) are located fixed frame (104) left side, both sides all are connected with guard plate (102) about dead lever (101), all be connected with torsional spring (103) between guard plate (102) the left part upper and lower both sides and dead lever (101).

8. A fire protection window of claim 7, wherein: the cam rack is characterized by further comprising a rotating block (95), wherein the rotating block (55) is connected to the upper side of the cam rack (53).