CN110629909A

CN110629909A - Steel fireproof curtain wall

Info

Publication number: CN110629909A
Application number: CN201910815237.8A
Authority: CN
Inventors: 谢斌泉; 其他发明人请求不公开姓名
Original assignee: Hunan Jianzhi Curtain Wall Installation Design Co Ltd
Current assignee: Hunan Jianzhi Curtain Wall Installation Design Co Ltd
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2019-12-31

Abstract

The invention discloses a steel fireproof curtain wall which comprises a steel frame, common glass and fireproof glass, wherein the common glass and the fireproof glass are arranged in the steel frame, at least the fireproof glass is close to a building main body in the vertical direction, the height of the building main body between an upper layer building entrance and a lower layer building entrance is defined as A, the height of the fireproof glass is defined as B, the fireproof standard requirement value is C, and when the fireproof glass is arranged above or below the building main body, A + B is more than or equal to C; when the upper and lower parts of the building main body are both provided with the fireproof glass, A + B + B is more than or equal to C. The steel fireproof curtain wall has the advantages of simple and reliable structure, low cost and capability of improving safety.

Description

Steel fireproof curtain wall

Technical Field

The invention mainly relates to the field of constructional engineering, in particular to a steel fireproof curtain wall.

Background

The curtain wall is widely applied to the outer wall of a building, and a firewall with the height of less than 1.2m is arranged between lower-layer openings (building openings) on the outer wall of the building according to the regulation of 'building design fire protection standards' so as to prevent flame from entering the upper-layer openings from the lower-layer openings when a fire disaster occurs. In the existing building main body, the height between the upper layer and the lower layer of the building is generally 3m, and if a solid wall is adopted, the space can occupy a large space, and the lighting effect can also be influenced.

In the prior art, the traditional aluminum unit curtain wall has no fireproof function because the frame is an aluminum frame, and a fireproof glass wall is required to be added to meet the fireproof regulation of the architectural design fireproof standard, and the aluminum frame has no fireproof function, so that the cost is greatly increased and the fireproof performance is not very obvious. And traditional steel unitized curtain wall, its glass are monoblock fire prevention glass, and fire prevention glass's cost is expensive, has promoted the cost of steel unitized curtain wall greatly.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide the steel fireproof curtain wall which is simple and reliable in structure, low in cost and capable of improving safety.

In order to solve the technical problems, the invention adopts the following technical scheme:

a steel fireproof curtain wall comprises a steel frame, common glass and fireproof glass, wherein the common glass and the fireproof glass are installed in the steel frame, at least the fireproof glass is close to a building main body in the vertical direction, the height of the building main body between an upper layer building entrance and a lower layer building entrance is defined as A, the height of the fireproof glass is defined as B, the fireproof standard requirement value is C, and when the fireproof glass is arranged above or below the building main body, A + B is more than or equal to C; when the upper and lower parts of the building main body are both provided with the fireproof glass, A + B + B is more than or equal to C.

As a further improvement of the above technical solution:

and a fireproof piece for preventing flame from entering between the steel frame and the building main body is arranged between the steel frame and the building main body.

One end of the fireproof piece is connected with the building main body, and the other end of the fireproof piece is connected with one end frame body of the steel frame close to the building main body.

And a first fireproof body for preventing flame from entering from the connecting position is arranged at the connecting position of the fireproof glass and the steel frame.

And a second fireproof body for preventing flame from entering from the adjacent position of the steel frames is arranged between the adjacent steel frames, and the fireproof glass, the fireproof piece, the first fireproof body and the second fireproof body together form a fireproof path for preventing the flame from entering the upper-layer hole from the lower-layer hole.

The common glass and the fireproof glass are connected with each other, and in the installation state, the common glass and the fireproof glass are located in the same vertical plane.

The common glass and the fireproof glass are in butt joint.

The butt joint ends of the common glass and the fireproof glass are both provided with flat ports, and the common glass and the fireproof glass form flat port butt joint.

The butt joint end of the common glass and the fireproof glass is provided with L-shaped notches which are matched with each other, and the common glass and the fireproof glass form L-shaped notch butt joint.

The butt joint ends of the common glass and the fireproof glass form concave-convex matching butt joint.

The fireproof glass frame is characterized by further comprising a cross beam, the common glass and the fireproof glass are connected with the cross beam, and two ends of the cross beam are connected with the vertical frames of the steel frame.

The crossbeam sets up to the pipe fitting, the top and the bottom of pipe fitting all are provided with the concave part, ordinary glass and fire prevention glass peg graft with corresponding concave part.

The crossbeam includes and holds in the palm and hold piece and layering, ordinary glass and fire prevention glass all extend to hold in the palm between piece and the layering, the layering is connected with holding in the palm and holds in the palm and compress tightly ordinary glass and fire prevention glass.

The pressing strip is arranged into a block, and the block of pressing strip is connected with the supporting piece through a bolt and simultaneously compresses the common glass and the fireproof glass.

The two pressing strips are respectively arranged on two sides of the supporting piece and respectively compress corresponding common glass and fireproof glass.

Sealing rubber strips are arranged between the common glass and the cross beam and between the fireproof glass and the cross beam.

The fireproof glass is positioned above the building main body, and the fireproof glass is positioned below the common glass.

The fireproof glass is located below the building main body and located above the common glass.

The upper and lower sides of the building main body are respectively provided with fireproof glass, the fireproof glass is positioned below the common glass in the steel frame above the building main body, and the fireproof glass is positioned above the common glass in the steel frame below the building main body.

The inner side of the steel frame is provided with grooves which are arranged in different vertical planes in a staggered manner, and the common glass and the fireproof glass are inserted into the corresponding grooves.

The fireproof glass is inserted between the two locking strips, and the common glass is tightly pressed on the side wall of the steel frame through the pressing plate.

The common glass is pressed on one side wall of the steel frame through the pressing plate, and the fireproof glass is buckled on the other side wall of the steel frame through the buckling strips.

The inner side of the steel frame is provided with a boss, the common glass is tightly pressed on one side wall of the boss through a pressing plate, and the fireproof glass is locked on the other side wall of the boss through a locking strip.

The common glass is glued on one side wall of the steel frame, a supporting table is arranged on the other side wall of the steel frame, and the fireproof glass is borne on the supporting table and locked on the steel frame through a locking strip.

The fireproof glass is supported on the L-shaped supporting platform and locked through the locking strip.

Compared with the prior art, the invention has the advantages that:

the steel fireproof curtain wall comprises a steel frame, common glass and fireproof glass, wherein the common glass and the fireproof glass are arranged in the steel frame, at least the fireproof glass is close to a building main body in the vertical direction, the height of the building main body between an upper layer building entrance and a lower layer building entrance is defined as A, the height of the fireproof glass is defined as B, the required value of a fireproof standard is defined as C, and when the fireproof glass is arranged above or below the building main body, A + B is more than or equal to C; when the upper and lower parts of the building main body are both provided with the fireproof glass, A + B + B is more than or equal to C. In the structure, on the basis of a building main body between upper and lower building openings, a section of fireproof glass is arranged in a steel frame above the building main body or in a steel frame below the building main body or in the steel frames above and below the building main body, so that the sum of the height of the fireproof glass and the height of the building main body is not less than a fireproof standard requirement value C, and the fireproof regulation of 'building design fireproof standard' can be met; in addition, one side or one section of the fireproof glass adopts common glass, so that the cost is greatly saved compared with the whole fireproof glass; the integral structure skillfully combines the advantages of respective cost and fire resistance of common glass and fire-proof glass, has simple and reliable structure and improves the use safety.

Drawings

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

Fig. 2 is a schematic side view of embodiment 1 of the present invention.

Fig. 3 is a partially enlarged schematic view of fig. 2.

Fig. 4 is a partially enlarged schematic view of fig. 3.

FIG. 5 is a schematic structural view of example 2 of the present invention (the ordinary glass plate and the fire-resistant glass plate are in butt joint).

FIG. 6 is a schematic structural view of example 3 of the present invention (normal glass plate and fire-proof glass plate are in butt joint).

Fig. 7 is a schematic side view of embodiment 4 of the present invention.

Fig. 8 is a partially enlarged schematic view of fig. 7.

FIG. 9 is a schematic side view of embodiment 5 of the present invention.

Fig. 10 is a partially enlarged schematic view of fig. 9.

Fig. 11 is a side view structural diagram of embodiment 6 of the present invention.

Fig. 12 is a partially enlarged schematic view of fig. 11.

FIG. 13 is a schematic side view of embodiment 7 of the present invention.

Fig. 14 is a side view of embodiment 8 of the present invention.

Fig. 15 is a side view structural diagram of embodiment 9 of the present invention.

Fig. 16 is a partially enlarged schematic view of fig. 15.

Fig. 17 is a side view schematically showing the structure of embodiment 10 of the present invention.

Fig. 18 is a partially enlarged schematic view of fig. 17.

FIG. 19 is a schematic side view of the structure of example 11 of the present invention.

Fig. 20 is a partially enlarged schematic view of fig. 19.

Fig. 21 is a side view of the structure of embodiment 12 of the present invention.

Fig. 22 is a partially enlarged schematic view of fig. 21.

FIG. 23 is a schematic side view of the structure of example 13 of the present invention.

Fig. 24 is a partially enlarged schematic view of fig. 23.

FIG. 25 is a side view of example 14 of the present invention.

Fig. 26 is a partially enlarged schematic view of fig. 25.

The reference numerals in the figures denote:

1. a steel frame; 11. a groove; 12. a locking bar; 2. common glass; 3. fireproof glass; 4. a fire-resistant member; 5. a first fireproof body; 6. a second fire protection body; 7. buckling strips; 8. a cross beam; 81. a holder; 82. layering; 9. and sealing rubber strips.

Detailed Description

The invention will be described in further detail below with reference to the drawings and specific examples.

Example 1:

as shown in fig. 1 to 4, the first embodiment of the steel fireproof curtain wall of the invention comprises a steel frame 1, ordinary glass 2 and fireproof glass 3, wherein the ordinary glass 2 and the fireproof glass 3 are both installed in the steel frame 1, and at least the fireproof glass 3 is close to a building body in the vertical direction, the height of the building body between an upper layer building entrance and a lower layer building entrance is defined as a, the height of the fireproof glass 3 is defined as B, the fireproof specification requirement value is defined as C, and when the fireproof glass 3 is arranged above or below the building body, a + B is greater than or equal to C; when the fireproof glass 3 is arranged above and below the building main body, A + B + B is more than or equal to C. In the structure, on the basis of a building main body between upper and lower building openings, a section of fireproof glass 3 is arranged in a steel frame 1 above the building main body or in a steel frame 1 below the building main body or in the steel frames 1 above and below the building main body, so that the sum of the height of the fireproof glass 3 and the height of the building main body is not less than a fireproof standard requirement value C, and the fireproof regulation of 'building design fireproof standard' can be met; in addition, one side or one section of the fireproof glass adopts the common glass 2, so that the cost is greatly saved compared with the whole fireproof glass; the integral structure skillfully combines the respective cost and fireproof advantages of the common glass 2 and the fireproof glass 3, has simple and reliable structure and improves the use safety.

In this embodiment, a fire-proof member 4 for preventing flame from entering between the steel frame 1 and the building body is provided between the steel frame 1 and the building body. This fire prevention piece 4 is fine has compensatied the clearance between steel unit frame 1 and the building main part, has eliminated the joint gap promptly, has further guaranteed the fire prevention effect, and its simple structure is reliable, has improved the safety in utilization performance greatly. The fireproof element 4 can be made of fireproof glass, and can also be made of other fireproof plates, such as fireproof steel plates.

In this embodiment, one end of the fireproof member 4 is connected to the building body, and the other end is connected to the frame body at the end of the steel frame 1 close to the building body. This arrangement allows the fire-resistant member 4 to form a fire-resistant path with the steel unit frame 1 and the building body, preventing the flame from entering.

In this embodiment, a first fireproof body 5 for preventing flame from entering from the connection position of the fireproof glass 3 and the steel frame 1 is provided at the connection position. The first fire-proof body 5 prevents the flame from entering from the connection site, further optimizing the fire-proof performance. The first fireproof body 5 may be made of fireproof material such as fireproof cotton.

In this embodiment, a second fireproof body 6 for preventing flame from entering from an adjacent position of the steel frames 1 is provided between the adjacent steel frames 1, and the fireproof glass 3, the fireproof member 4, the first fireproof body 5 and the second fireproof body 6 together form a fireproof path for preventing flame from entering from the lower-layer opening to the upper-layer opening. The setting like this for in the whole curtain system, all formed complete fire prevention route, prevent that flame from scurrying into upper strata entrance to a cave from lower floor's entrance to a cave. The second fireproof body 6 can be made of fireproof materials such as fireproof cotton.

In this embodiment, the ordinary glass 2 and the fireproof glass 3 are connected to each other, and in the installation state, the ordinary glass 2 and the fireproof glass 3 are located in the same vertical plane. In this structure, ordinary glass 2 and fire prevention glass 3 form the segmentation of mistake and arrange, and the integral unit structure has combined ordinary glass 2 and fire prevention glass 3 advantage of cost and fire prevention separately ingeniously promptly, and its simple structure is reliable, has improved the safety in utilization.

In this embodiment, the ordinary glass 2 and the fire-proof glass 3 are butt-jointed. In this structure, ordinary glass board 2 and fire prevention glass 3 adopt direct butt joint mode, can guarantee the aesthetic property of outward appearance.

In this embodiment, the butt joint ends of the common glass 2 and the fireproof glass 3 are both set to be flat, and the common glass 2 and the fireproof glass 3 form flat butt joint. In the structure, the common glass 2 and the fireproof glass 3 form a flat butt joint, and glue is applied to the butt joint position for fixation.

In this embodiment, the fire-proof glass 3 is located above the building body, and the fire-proof glass 3 is located below the ordinary glass 2. In this structure, fire prevention glass 3 is located ordinary glass 2 below, forms the fire prevention above the building subject promptly, cooperates building subject itself to reach the fire prevention standard requirement value.

Example 2:

as shown in fig. 5, a second embodiment of the fire curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the butt joint end of the common glass 2 and the fireproof glass 3 is provided with the L-shaped notch which is matched with each other, and the common glass 2 and the fireproof glass 3 form the L-shaped notch butt joint. In this structure, utilize L type breach to form the butt joint, it can to glue fixed equally in the butt joint position, L type breach still is convenient for fix a position the butt joint fast, has improved the convenience of installation.

Example 3:

as shown in fig. 6, a third embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the butt joint end of the common glass 2 and the fireproof glass 3 forms a concave-convex fit butt joint. In this structure, ordinary glass 2's bottom is equipped with the concave part, and 3 tops of fire prevention glass are equipped with the boss, utilize the boss to insert the concave part and form unsmooth cooperation butt joint, and it can to glue fixedly equally to beat the butt joint position.

Example 4:

as shown in fig. 7 and 8, a fourth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially identical to embodiment 1, except that: in the embodiment, the fireproof glass frame further comprises a cross beam 8, the common glass 2 and the fireproof glass 3 are connected with the cross beam 8, and two ends of the cross beam 8 are connected with the vertical frames of the steel frame 1. In this structure, ordinary glass 2 and fire prevention glass 3 all form through crossbeam 8 and connect, can guarantee the joint strength of ordinary glass 2 and 3 nodal points positions of fire prevention glass.

In this embodiment, sealing rubber strips 9 are respectively arranged between the common glass 2 and the cross beam 8 and between the fireproof glass 3 and the cross beam 8. The sealing rubber strip 9 is used for ensuring the air tightness of the connecting position.

In this embodiment, crossbeam 8 sets up to the pipe fitting, and the top and the bottom of pipe fitting all are provided with the concave part, and ordinary glass 2 and fire prevention glass 3 are pegged graft with corresponding concave part. In this structure, utilize the recess of pipe fitting top bottom, the ordinary glass 2 of being convenient for and the quick grafting that forms of fire prevention glass 3, simple structure, simple to operate.

Example 5:

as shown in fig. 9 and 10, a fifth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 4, except that: in this embodiment, the cross beam 8 includes a supporting member 81 and a pressing strip 82, the common glass 2 and the fire-proof glass 3 both extend between the supporting member 81 and the pressing strip 82, and the pressing strip 82 is connected with the supporting member 81 and presses the common glass 2 and the fire-proof glass 3. During installation, the supporting piece 81 plays a role in positioning and supporting the common glass 2 and the fireproof glass 3, and then the pressing strip 82 and the supporting piece 81 are used for forming connection and pressing the common glass 2 and the fireproof glass 3, so that the structure is simple and reliable.

In this embodiment, the pressing strip 82 is provided as one piece, and the pressing strip 82 is connected to the holder 81 by a bolt and presses the common glass 2 and the fire-proof glass 3 at the same time. In the structure, the common glass 2 and the fireproof glass 3 are simultaneously pressed by using the same pressing strip 82, the structure is simple, and the stress is uniform.

Example 6:

as shown in fig. 11 and 12, a sixth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 5, except that: in this embodiment, the two pressing strips 82 are disposed at two sides of the supporting member 81, and the two pressing strips 82 respectively press the corresponding common glass 2 and the corresponding fireproof glass 3. In the structure, the two pressing strips 82 are utilized to respectively press the common glass 2 and the fireproof glass 3, so that the structure is simple and the disassembly and assembly are convenient.

Example 7:

as shown in fig. 13, a seventh embodiment of the steel fire curtain wall of the present invention is substantially the same as embodiment 1 except that: in this embodiment, the fire-proof glass 3 is located below the building body, and the fire-proof glass 3 is located above the ordinary glass 2. In this structure, fire prevention glass 3 is located ordinary glass 2 tops, forms the fire prevention below the building subject promptly, cooperates building subject itself to reach the fire prevention standard requirement value.

Example 8:

as shown in fig. 14, an eighth embodiment of the fire curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the upper and lower sides of the building main body are both provided with fireproof glass 3, the fireproof glass 3 is positioned below the common glass 2 in the steel frame 1 above the building main body, and the fireproof glass 3 is positioned above the common glass 2 in the steel frame 1 below the building main body. In this structure, all form the fire prevention in the upper and lower side of building subject, the cooperation building subject itself reaches the fire prevention standard requirement value.

Example 9:

as shown in fig. 15 and 16, a ninth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the inner side of the steel frame 1 is provided with grooves 11 arranged in different vertical planes in a staggered manner, and the common glass 2 and the fireproof glass 3 are inserted into the corresponding grooves 11. In this structure, two recesses 11 are the splitlevel and arrange, and ordinary glass 2 and 3 cartridge of fire prevention glass are in corresponding recess 11, and recess 11 itself is convenient for form the installation fast, and the arch of this both sides of recess 11 is then convenient for fix a position fast, has wholly improved the convenience of installation.

Example 10:

as shown in fig. 17 and 18, a tenth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially identical to embodiment 1, except that: in this embodiment, the inner side of the steel frame 1 is connected with two spaced locking bars 12, the fire-proof glass 3 is inserted between the two locking bars 12, and the common glass 2 is pressed on the side wall of the steel frame 1 through the pressing plate. In this structure, two locking strips 12 pass through the bolt fastening at 1 inboard of steel unit frame, and 3 cartridge of fire prevention glass form fixedly between two locking strips 12, and ordinary glass 2 then compresses tightly on the lateral wall of steel unit frame 1 through the clamp plate, and its simple structure is reliable, simple to operate.

Example 11:

as shown in fig. 19 and 20, an eleventh embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the ordinary glass 2 is pressed against one side wall of the steel frame 1 by the pressing plate, and the fireproof glass 3 is pressed against the other side wall of the steel frame 1 by the fastening strip 7. In this structure, ordinary glass 2 and fire prevention glass 3 press respectively on the both sides wall of steel frame 1, utilize steel frame 1 itself to form the staggered floor promptly, and it is fixed to form through clamp plate and profile buckle 7 respectively again, and its simple structure is reliable, simple to operate.

Example 12:

as shown in fig. 21 and 22, a twelfth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the boss is arranged on the inner side of the steel frame 1, the common glass 2 is pressed on one side wall of the boss through the pressing plate, and the fireproof glass 3 is locked on the other side wall of the boss through the locking strip 12. In this structure, the boss both sides are corresponding to form the saddle, and ordinary glass 2 and fire prevention glass 3 bear on the saddle of corresponding side, utilize the boss to form the staggered floor, and it is fixed to form through clamp plate and locking strip 12 respectively again, its simple structure is reliable, simple to operate.

Example 13:

as shown in fig. 23 and 24, a thirteenth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in this embodiment, the common glass 2 is glued to one side wall of the steel frame 1, a support table is arranged on the other side wall of the steel frame 1, and the fireproof glass 3 is supported on the support table and locked on the steel frame 1 through the locking bar 12. Ordinary glass 2 splices and forms hidden frame effect on the lateral wall of steel frame 1, and fire prevention glass 3 bears on the saddle and forms fixedly through locking bar 12, and its simple structure is reliable, simple to operate.

Example 14:

as shown in fig. 25 and 26, a fourteenth embodiment of the fire-resistant curtain wall made of steel according to the invention is substantially the same as embodiment 1, except that: in the embodiment, the inner side of the steel frame 1 is provided with a groove 11 and an L-shaped supporting platform which are arranged in different vertical planes in a staggered manner, the common glass 2 is inserted into the groove 11, and the fireproof glass 3 is borne on the L-shaped supporting platform and locked through a locking strip 12. In the structure, the common glass 2 is inserted in the groove 11, the fireproof glass 3 is borne on the L-shaped supporting platform and then fixed through the locking strip 12, and the structure is simple and reliable and the installation is convenient.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims

1. The utility model provides a steel fire curtain wall which characterized in that: the fireproof glass comprises a steel frame (1), ordinary glass (2) and fireproof glass (3), wherein the ordinary glass (2) and the fireproof glass (3) are installed in the steel frame (1), at least the fireproof glass (3) is close to a building body in the vertical direction, the height of the building body between an upper layer building entrance and a lower layer building entrance is defined as A, the height of the fireproof glass (3) is B, the fireproof standard requirement value is C, and when the fireproof glass (3) is arranged above or below the building body, A + B is more than or equal to C; when the fireproof glass (3) is arranged above and below the building main body, A + B + B is more than or equal to C.

2. The steel fireproof curtain wall of claim 1, wherein: and a fireproof piece (4) for preventing flame from entering between the steel frame (1) and the building main body is arranged between the steel frame (1) and the building main body.

3. The steel fireproof curtain wall of claim 2, wherein: one end of the fireproof piece (4) is connected with the building main body, and the other end of the fireproof piece is connected with one end frame body of the steel frame (1) close to the building main body.

4. The steel fireproof curtain wall of claim 3, wherein: and a first fireproof body (5) for preventing flame from entering from the connecting position is arranged at the connecting position of the fireproof glass (3) and the steel frame (1).

5. The steel fireproof curtain wall of claim 4, wherein: and a second fireproof body (6) for preventing flame from entering from the adjacent position of the steel frame (1) is arranged between the adjacent steel frames (1), and the fireproof glass (3), the fireproof piece (4), the first fireproof body (5) and the second fireproof body (6) together form a fireproof path for preventing flame from entering the upper-layer hole from the lower-layer hole.

6. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: ordinary glass (2) and fire prevention glass (3) interconnect, when the mounted state, ordinary glass (2) and fire prevention glass (3) are located same vertical plane.

7. The steel fireproof curtain wall of claim 6, wherein: the common glass (2) and the fireproof glass (3) are in butt joint.

8. The steel fireproof curtain wall of claim 7, wherein: the butt joint ends of the common glass (2) and the fireproof glass (3) are both provided with flat openings, and the common glass (2) and the fireproof glass (3) form flat opening butt joint.

9. The steel fireproof curtain wall of claim 7, wherein: the butt joint end of the common glass (2) and the fireproof glass (3) is provided with L-shaped notches which are matched with each other, and the common glass (2) and the fireproof glass (3) form L-shaped notch butt joint.

10. The steel fireproof curtain wall of claim 7, wherein: the butt joint ends of the common glass (2) and the fireproof glass (3) form concave-convex matching butt joint.

11. The steel fireproof curtain wall of claim 6, wherein: still include crossbeam (8), ordinary glass (2) and fire prevention glass (3) all are connected with crossbeam (8), the mullion of both ends and steel frame (1) of crossbeam (8) is connected.

12. The steel fire curtain wall of claim 11, wherein: the beam (8) is a pipe fitting, concave parts are arranged at the top and the bottom of the pipe fitting, and the common glass (2) and the fireproof glass (3) are connected with the corresponding concave parts in an inserting mode.

13. The steel fire curtain wall of claim 11, wherein: the crossbeam (8) is including holding in the palm holding piece (81) and layering (82), ordinary glass (2) and fire prevention glass (3) all extend to hold in the palm between holding piece (81) and layering (82), layering (82) are connected and are compressed tightly ordinary glass (2) and fire prevention glass (3) with holding in the palm holding piece (81).

14. The steel fire curtain wall of claim 13, wherein: the pressing strip (82) is arranged into a block, and the block pressing strip (82) is connected with the supporting piece (81) through a bolt and simultaneously compresses the common glass (2) and the fireproof glass (3).

15. The steel fire curtain wall of claim 13, wherein: the two pressing strips (82) are arranged in two, and the two pressing strips (82) are respectively arranged on two sides of the supporting piece (81) and respectively press the corresponding common glass (2) and the corresponding fireproof glass (3).

16. The steel fire curtain wall according to any one of claims 11 to 15, wherein: sealing rubber strips (9) are arranged between the common glass (2) and the cross beam (8) and between the fireproof glass (3) and the cross beam (8).

17. The steel fire curtain wall according to any one of claims 7 to 15, wherein: fireproof glass (3) are located building subject top, and fireproof glass (3) are located ordinary glass (2) below.

18. The steel fire curtain wall according to any one of claims 7 to 15, wherein: fireproof glass (3) are located building subject below, and fireproof glass (3) are located ordinary glass (2) top.

19. The steel fire curtain wall according to any one of claims 7 to 15, wherein: the upper and lower sides of the building main body are respectively provided with fireproof glass (3), the fireproof glass (3) is positioned below the common glass (2) in the steel frame (1) above the building main body, and the fireproof glass (3) is positioned above the common glass (2) in the steel frame (1) below the building main body.

20. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: the inner side of the steel frame (1) is provided with grooves (11) which are arranged in different vertical planes in a staggered manner, and the common glass (2) and the fireproof glass (3) are inserted into the corresponding grooves (11).

21. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: the fireproof glass is characterized in that two spaced locking bars (12) are connected to the inner side of the steel frame (1), the fireproof glass (3) is inserted between the two locking bars (12), and the common glass (2) is pressed on the side wall of the steel frame (1) through a pressing plate.

22. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: the common glass (2) is pressed on one side wall of the steel frame (1) through the pressing plate, and the fireproof glass (3) is pressed on the other side wall of the steel frame (1) through the buckling strip (7).

23. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: the inner side of the steel frame (1) is provided with a boss, the common glass (2) is pressed on one side wall of the boss through a pressing plate, and the fireproof glass (3) is locked on the other side wall of the boss through a locking strip (12).

24. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: ordinary glass (2) splice on a lateral wall of steel frame (1), be provided with the saddle on another lateral wall of steel frame (1), fire prevention glass (3) bear on the saddle and through locking strip (12) hasp on steel frame (1).

25. The steel fire curtain wall according to any one of claims 1 to 5, characterized in that: the fireproof glass is characterized in that grooves (11) and L-shaped supporting platforms which are arranged in different vertical planes in a staggered mode are formed in the inner side of the steel frame (1), the common glass (2) is inserted into the grooves (11), and the fireproof glass (3) is borne on the L-shaped supporting platforms and locked through locking strips (12).