CN211448395U - Steel bridge cut-off fire prevention steel section bar that insulates against heat - Google Patents
Steel bridge cut-off fire prevention steel section bar that insulates against heat Download PDFInfo
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- CN211448395U CN211448395U CN201921971616.8U CN201921971616U CN211448395U CN 211448395 U CN211448395 U CN 211448395U CN 201921971616 U CN201921971616 U CN 201921971616U CN 211448395 U CN211448395 U CN 211448395U
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Abstract
The utility model provides a thermal-insulated fire prevention steel section bar of steel bridge cut-off, fastener in fastener and the section bar outside aluminum alloy dress escutcheon, steel glass blend stop, the outer fastener of section bar, aluminum alloy dress escutcheon is bent 90 from the middle part by an aluminum alloy plate, aluminum alloy dress escutcheon face both ends of bending set up the hasp groove respectively, the perpendicular place of hasp groove stretches out towards the department of bending inside, and the one side that hasp groove tip is close to aluminum alloy dress escutcheon tip sets up the barb, and hasp groove barb to the steel sheet thickness of the width more than or equal to steel glass blend stop of aluminum alloy dress escutcheon, steel glass blend stop is bent 90 from the middle part by the steel sheet, and two tip of bending of steel glass blend stop set up the outside respectively and bend the inboard and bend, the outside is bent inboard 90 of bending to steel glass blend stop middle part, the. The beneficial effects of the utility model are that improve the thermal-insulated effect of fire prevention, provide sealed flame retardant efficiency.
Description
Technical Field
The utility model belongs to the section bar field especially relates to a thermal-insulated fire prevention steel section bar of steel bridge cut-off.
Background
The existing profile does not have requirements on fire resistance, and partial fire-resistant profile only considers the fire resistance of the profile, but in the actual use process, the fire resistance of the steel profile is excellent, the phenomenon that the profile is burnt out in case of fire is basically avoided, most of burning-out problems occur in structures such as connecting parts which are not fire-resistant, and the connecting structure and the connecting parts of the profile do not have a method for fire resistance and sealing performance improvement, so that the connection parts can be damaged from the connecting parts in case of fire, the structure of the profile is influenced once the connection parts are damaged, and the sealing performance of the profile is also influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a steel bridge cut-off fire prevention steel section bar that insulates against heat that multi-structure combination, promotion fire-resistant isolated effect especially are fit for the support and the installation of glass door frame.
The technical scheme of the utility model is that: the utility model provides a thermal-insulated fire prevention steel section bar of steel bridge cut-off, fastener in fastener and the section bar outside including aluminum alloy dress escutcheon, steel glass blend stop, the aluminum alloy dress escutcheon is bent 90 by an aluminum alloy plate from the middle part, aluminum alloy dress escutcheon face both ends of bending set up the hasp groove respectively, the perpendicular place in hasp groove stretches out towards the department of bending inside, and the hasp groove tip is close to the one side of aluminum alloy dress escutcheon tip and sets up the barb, and hasp groove barb is to the steel sheet thickness of the width more than or equal to steel glass blend stop of aluminum alloy dress escutcheon.
The steel glass barrier strip is bent by a steel plate from the middle by 90 degrees, the two bent end parts of the steel glass barrier strip are respectively provided with an outer bent inner side bent, the outer side is bent to the middle of the steel glass barrier strip and the inner side is bent by 90 degrees, the inner side is bent to the middle of the steel glass barrier strip and the inner side is bent by 90 degrees, and the distance from the hasp groove to the aluminum alloy decoration frame is equal to the length of the end part bent from the inner side and the outer side.
The profile outer fastener is a rectangular closed profile, the width of the short edge of the profile outer fastener is equal to the distance from the outer side to the middle bending part of the steel glass barrier strip, the short edge side of the profile outer fastener is connected with the outer side bending part of the steel glass barrier strip through a screw, the short edge side of the profile outer fastener, which is far away from the steel glass barrier strip, is provided with an arc bend, a rectangular bend and a return bend, the return bend is 180 degrees, the two end surfaces of the return bend are tightly attached to each other, the return bend is arranged on the outer side surface of the profile outer fastener, the arc bend is 180 degrees, a gap is arranged between the two ends of the arc bend, one end of the arc bend is connected with the return bend, one end of the arc bend, which is far away from the return bend, is provided with a rectangular bend, the rectangular bend is formed by two 90 degrees bends to form a 180 degrees bend, one end of the rectangular bend, which is far away from the arc bend, the inner fastener of the profile is a rectangular profile, one corner of the inner fastener of the profile is provided with an inward concave bend, the inward concave bend is a concave inward 90-degree bend, the inward concave bend length is less than or equal to the arc-shaped bend gap, the inward concave bend transverse length is less than the return-shaped bend extension length, and one side, away from the inward concave bend, of the inner fastener of the profile is connected with a steel glass barrier strip through a bolt.
The profile inner fastener and the profile outer fastener comprise structures which are not connected with the steel glass barrier strip, one end, away from the concave bending, of the profile inner fastener which is not connected with the steel glass barrier strip is provided with the clip curve, and one end, away from the clip curve, of the profile outer fastener which is not connected with the steel glass barrier strip is symmetrically provided with the other clip curve.
Furthermore, the outer fastener and the inner fastener of the section are made of steel.
Furthermore, the section bar external fastener is matched with the section bar internal fastener which is not connected with the steel glass barrier strip, and the section bar internal fastener is matched with the section bar external fastener which is not connected with the steel glass barrier strip.
Furthermore, a through hole is formed in the middle of the outer fastener and the inner fastener of the section bar, a stainless steel handle is arranged in the through hole, and a rubber layer is arranged on the outer side of the stainless steel handle.
The utility model has the advantages and positive effects that:
1. because the decorative frame, the barrier strips and the section bars are made of aluminum alloy and steel materials, the damage can be effectively avoided, and the safety of the section bars and the safety of the section bar fixing pieces can be guaranteed under the high-temperature condition.
2. Because the glass and the sectional material are sealed by adopting various flame-retardant materials, when fire occurs, the connecting part cannot be burnt or melted due to high temperature, the connecting failure of the sectional material is caused, or the sealing performance of the sectional material disappears, the safety and the stability of the whole structure can be ensured when the fire occurs by the sectional material, the sealing effect when the fire occurs can also be ensured, and the smoke and dust are prevented from diffusing.
3. The rubber sleeve that the outside of stainless steel handle set up has guaranteed when the conflagration takes place, and personnel can normal use door frame, no matter lock the door or open the door and flee and can not all can not operate because of high temperature.
4. The section bar has adopted inside and outside two kinds, and the section bar fastener in the outside can be fixed through connecting the steel glass blend stop to fasten and fix glass and fire-retardant material through inside section bar fastener, this kind of fixed mode does benefit to dismantlement and installation, and through the effectual isolated heat of multilayer section bar with provide sealed effect well.
Drawings
Fig. 1 is a sectional view of the present invention in a use state.
In the figure:
1. aluminum alloy decorative frame 2, steel glass barrier strip 3 and profile external fastener
4. Heat-insulating flame-retardant layer 5, flame-retardant sealing strip 6 and fireproof heat-insulating glass
7. Flame-retardant glass cement 8, stainless steel handle 9 and hasp groove
10. Inner side bend 11, outer side bend 12, arc bend
13. Rectangle bend 14, clip bend 15, concave bend
16. Section bar inner fastener
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1:
the utility model provides a thermal-insulated fire prevention steel section bar of steel bridge cut-off, includes fastener 16 in aluminum alloy dress escutcheon 1, the outer fastener 3 of steel glass blend stop 2, the section bar, aluminum alloy dress escutcheon 1 is bent 90 from the middle part by an aluminum alloy plate, aluminum alloy dress escutcheon 1 face both ends of bending set up hasp groove 9 respectively, the perpendicular place in hasp groove 9 stretches out towards the department of bending inside, and the one side that hasp groove 9 tip is close to 1 tip of aluminum alloy dress escutcheon sets up the barb, and hasp groove 9 barb is to the steel sheet thickness of 1 width more than or equal to steel glass blend stop 2 of aluminum alloy dress escutcheon.
The steel glass barrier strip 2 is bent by a steel plate from the middle by 90 degrees, the two bent end parts of the steel glass barrier strip 2 are respectively provided with an outer side bending part 11 and an inner side bending part 10, the outer side bending part 11 bends the inner side bending part 90 degrees towards the middle of the steel glass barrier strip 2, the inner side bending part 10 bends the inner side bending part 90 degrees towards the middle of the steel glass barrier strip 2, and the distance from the buckle groove 9 to the aluminum alloy decorative frame 1 is equal to the length of the end parts of the inner side bending part 10 and the outer side bending part 11.
The section bar external fastener 3 is a rectangular closed section bar, the width of the short side of the section bar external fastener 3 is equal to the distance from the outer side bend 11 to the middle bend position of the steel glass barrier strip 2, the short side of the section bar external fastener 3 is connected with the surface of the outer side bend 11 of the steel glass barrier strip 2 through a screw, the short side of the section bar external fastener 3 far away from the steel glass barrier strip 2 is provided with an arc bend 12, a rectangular bend 13 and a bent 14, the bent 14 is bent for 180 degrees, the two bent end surfaces of the bent 14 are mutually attached, the bent 14 is arranged on the outer side surface of the section bar external fastener 3, the arc bend 12 is bent for 180 degrees, a gap is arranged between the two bent ends of the arc bend 12, one end of the arc bend 12 is connected with the bent 14, one end of the arc bend 12 far away from the bent 14 is provided with the rectangular bend 13, the rectangular bend 13 is formed by two bent 90 degrees into a 180-degree bend, set up fire-retardant sealing strip 5 in the curved 12 clearances of arc, curved 14 place lateral surface length of returning the shape is greater than the curved 13 place medial surface of rectangle, fastener 10 is the rectangle section bar in the section bar, and fastener 10 an angle in the section bar sets up indent bending 15, indent bending 15 is for the concave 90 degrees bending to inside, and indent bending 15 is to the curved 12 clearances of arc length less than or equal to, and indent bending 15 horizontal length is less than the curved 14 length of returning the shape, and fastener 10 keeps away from 15 one side of indent bending in the section bar and passes through bolted connection steel glass blend stop 2.
The inner fastener 16 and the outer fastener 3 comprise structures which are not connected with the steel glass barrier strip 2, one end, far away from the concave bending 15, of the inner fastener 16 of the section which is not connected with the steel glass barrier strip 2 is provided with a bent 14, and one end, far away from the bent 14, of the outer fastener 3 of the section which is not connected with the steel glass barrier strip 2 is symmetrically provided with another bent 14.
The profile outer fastener 3 and the profile inner fastener 16 are made of steel.
The profile outer fastener 3 is matched with a profile inner fastener 16 which is not connected with the steel glass barrier strip 2, and the profile inner fastener 16 is matched with a profile outer fastener 3 which is not connected with the steel glass barrier strip 2.
A through hole is formed between the outer profile fastener 3 and the inner profile fastener 16, a stainless steel handle 8 is arranged in the through hole, and a rubber layer is arranged on the outer side of the stainless steel handle 8.
The working process of the example is as follows: in the in-process of using, can carry out double-deck installation through fastener 16 in the section bar of connecting the outer fastener 3 of the section bar of steel glass blend stop 2 and not connecing steel glass blend stop 2, and set up thermal-insulated fire-retardant layer 4 between fastener and the outer fastener of section bar in the section bar, glue 7 fixed fire prevention insulating glass 6 through fire-retardant glass between the shape of turning round 14 that the outer fastener 3 of section bar of steel glass blend stop 2 and offside is outstanding, two tip in the 2 outsides of steel glass blend stop are through taking buckle slot 9 fixed aluminum alloy dress escutcheon 1, can compensate the outside tip of steel glass blend stop 2 through aluminum alloy dress escutcheon 1, decorate the structure of section bar outside smoothly, good aesthetic property has been guaranteed, and can guarantee that the installation of the inside screw of steel glass blend stop 2 is very convenient, protect inside screw simultaneously, prevent to deviate from.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.
Claims (4)
1. The utility model provides a thermal-insulated fire prevention steel section bar of steel bridge cut-off, includes aluminum alloy dress escutcheon (1), steel glass blend stop (2), the outer fastener of section bar (3) and section bar interior fastener (16), its characterized in that: the aluminum alloy decorative frame (1) is bent by an aluminum alloy plate from the middle part by 90 degrees, both ends of the bent surface of the aluminum alloy decorative frame (1) are respectively provided with a buckle groove (9), the vertical surface of the buckle groove (9) extends towards the inside of the bent part, one surface of the end part of the buckle groove (9) close to the end part of the aluminum alloy decorative frame (1) is provided with a barb, and the width from the barb of the buckle groove (9) to the aluminum alloy decorative frame (1) is more than or equal to the thickness of a steel plate of the steel glass barrier strip (2);
the steel glass barrier strip (2) is bent by a steel plate from the middle by 90 degrees, the two bent end parts of the steel glass barrier strip (2) are respectively provided with an outer side bending part (11) and an inner side bending part (10), the outer side bending part (11) bends the middle part of the steel glass barrier strip (2) and the inner side bending part (10) bends the inner side by 90 degrees, the inner side bending part (10) bends the middle part of the steel glass barrier strip (2) and the inner side bending part (90 degrees), and the distance from the buckle groove (9) to the aluminum alloy decorative frame (1) is equal to the length of the end parts of the inner side bending part (;
the profile outer fastener (3) is a rectangular closed profile, the width of the short side of the profile outer fastener (3) is equal to the distance from an outer side bend (11) to the middle bending position of the steel glass barrier strip (2), the short side of the profile outer fastener (3) is connected with the surface of the outer side bend (11) of the steel glass barrier strip (2) through a screw, the short side of the profile outer fastener (3) far away from the steel glass barrier strip (2) is provided with an arc bend (12), a rectangular bend (13) and a clip bend (14), the clip (14) is bent for 180 degrees, the two bent end surfaces of the clip (14) are mutually attached tightly, the clip (14) is arranged on the outer side surface of the profile outer fastener (3), the arc bend (12) is bent for 180 degrees, a gap is arranged between the bent ends of the arc bend (12), one end of the arc bend (12) is connected with the clip (14), and one end of the arc bend (12) far away from the clip (14) is provided with the rectangular bend, the rectangular bend (13) is formed by two 90-degree bends to form a 180-degree bend, one end, far away from the arc bend (12), of the rectangular bend (13) is connected with an outer section bar fastener (3), a flame-retardant sealing strip (5) is arranged in a gap of the arc bend (12), the length of the outer side face where the rectangular bend (14) is located is larger than that of the inner side face where the rectangular bend (13) is located, the inner section bar fastener (16) is a rectangular section bar, an inward concave bend (15) is arranged at one corner of the inner section bar fastener (16), the inward concave bend (15) is a 90-degree bend which is concave to the inside, the inward length of the inward concave bend (15) is smaller than or equal to the gap of the arc bend (12), the transverse length of the inward concave bend (15) is smaller than the extending length of the arc bend (14), and;
fastener (16) and section bar outer fastener (3) are including the structure of not connecting steel glass blend stop (2) in the section bar, fastener (16) are kept away from indent bending (15) one end and are set up back shape and bend (14) in the section bar of not connecting steel glass blend stop (2), and the section bar outer fastener (3) of not connecting steel glass blend stop (2) is kept away from back shape and bends (14) one end symmetry and sets up another back shape and bend (14).
2. The steel bridge cut-off heat-insulation fireproof steel profile as claimed in claim 1, wherein: the outer fastener (3) and the inner fastener (16) are made of steel.
3. The steel bridge cut-off heat-insulation fireproof steel profile as claimed in claim 1, wherein: the profile outer fastener (3) is matched with a profile inner fastener (16) which is not connected with the steel glass barrier strip (2), and the profile inner fastener (16) is matched with a profile outer fastener (3) which is not connected with the steel glass barrier strip (2).
4. The steel bridge cut-off heat-insulation fireproof steel profile as claimed in claim 1, wherein: a through hole is formed in the middle of the outer section fastener (3) and the inner section fastener (16), a stainless steel handle (8) is arranged in the through hole, and a rubber layer is arranged on the outer side of the stainless steel handle (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921971616.8U CN211448395U (en) | 2019-11-15 | 2019-11-15 | Steel bridge cut-off fire prevention steel section bar that insulates against heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921971616.8U CN211448395U (en) | 2019-11-15 | 2019-11-15 | Steel bridge cut-off fire prevention steel section bar that insulates against heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211448395U true CN211448395U (en) | 2020-09-08 |
Family
ID=72319968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921971616.8U Active CN211448395U (en) | 2019-11-15 | 2019-11-15 | Steel bridge cut-off fire prevention steel section bar that insulates against heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211448395U (en) |
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2019
- 2019-11-15 CN CN201921971616.8U patent/CN211448395U/en active Active
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