CN212642461U - Bridge cut-off aluminium door is with fire prevention seal structure - Google Patents
Bridge cut-off aluminium door is with fire prevention seal structure Download PDFInfo
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- CN212642461U CN212642461U CN202020770934.4U CN202020770934U CN212642461U CN 212642461 U CN212642461 U CN 212642461U CN 202020770934 U CN202020770934 U CN 202020770934U CN 212642461 U CN212642461 U CN 212642461U
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- fire prevention
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Abstract
The utility model relates to a bridge cut-off is fire prevention seal structure for aluminum door, the technical field who relates to the door and window installation, it is including two thermal-insulated bridge cuts-offs that are used for connecting interior aluminum alloy ex-trusions and outer aluminum alloy ex-trusions, all be provided with the fire prevention strip on the side that two thermal-insulated bridge cuts-offs were kept away from each other, the intussuseption of fire prevention strip is filled with the fire prevention filler, the fire prevention strip is close to on the side of interior aluminum alloy ex-trusions and on the side that the fire prevention strip is close to outer aluminum alloy ex-trusions equal fixedly connected with connecting strip, fixedly connected with sealing strip on the side of fire prevention strip is kept away. The utility model discloses good fire proofness has.
Description
Technical Field
The utility model belongs to the technical field of the technique of door and window installation and specifically relates to a bridge cut-off aluminium is fire prevention seal structure for door is related to.
Background
With the innovation of the technology, the bridge-cut-off aluminum technology has the advantages of convenient installation and strong heat preservation property, and can be widely applied to the fields of tools and home decoration. In the installation process of the existing bridge-cut-off aluminum door, a heat insulation block made of nylon materials is generally installed between an outer section and an inner section to play a role in heat preservation and heat insulation.
The existing Chinese patent with publication number CN110725635A discloses a heat-insulating bridge-cut-off aluminum door and window, which comprises an inner aluminum alloy section and an outer aluminum alloy section, wherein the inner aluminum alloy section and the outer aluminum alloy section are connected into a whole through a heat-insulating bridge cut-off; a cavity is formed between the heat insulation bridge cut-off and the inner aluminum alloy section bar and between the heat insulation bridge cut-off and the outer aluminum alloy section bar; the cavity is internally provided with a support body, and the upper surface and the lower surface of the support body are planes.
The above prior art solutions have the following drawbacks: the support body is arranged between the inner aluminum alloy section and the outer aluminum alloy section, and the fireproof performance of the support body is poor, so that the fireproof performance of the bridge-cut-off aluminum door and window is influenced.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a bridge cut-off aluminium door is with fire prevention seal structure, it has good fire proofness.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a bridge cut-off is fire prevention seal structure for aluminum door, is including two thermal-insulated bridge breaks that are used for connecting interior aluminum alloy ex-trusions and outer aluminum alloy ex-trusions, two all be provided with fire prevention strip on the side that thermal-insulated bridge break kept away from each other, fire prevention strip intussuseption is filled with fire prevention filler, fire prevention strip reaches on being close to the side of interior aluminum alloy ex-trusions equal fixedly connected with connecting strip on the side that fire prevention strip is close to outer aluminum alloy ex-trusions, keep away from the side of connecting strip fixedly connected with sealing strip on the side of fire prevention strip, be equipped with on the sealing strip can with the sealed face of interior.
By adopting the technical scheme, the heat insulation broken bridge is arranged between the inner aluminum alloy profile and the outer aluminum alloy profile, has good heat insulation performance, and has the function of blocking heat transfer between the inner aluminum alloy profile and the outer aluminum alloy profile, so that the heat insulation performance of the fireproof sealing structure can be improved; when exposed fire occurs, the fire-proof strip can expand and deform, so that the sealing strip can move until the sealing surface of the sealing strip is tightly abutted against the inner aluminum alloy section and the outer aluminum alloy section, gaps between the heat-insulating bridge-cut-off and the inner aluminum alloy section and the outer aluminum alloy section can be sealed, air circulation is effectively blocked, the harm of dense smoke, toxic gas and hot gas to human bodies in the early stage of fire is effectively prevented, and the fire spread is controlled; when the fire is serious, the fire-proof filler wrapped in the fire-proof strip is exposed after the fire-proof strip is burnt out, so that the spreading of the fire can be controlled, and the fire resistance of the fire-proof sealing structure is improved.
The present invention may be further configured in a preferred embodiment as: and a reinforcing piece is arranged in the fireproof strip.
Through adopting above-mentioned technical scheme, meet naked light or the condition that the temperature rises suddenly at the fire prevention strip, the reinforcement can play the effect of supporting the fire prevention strip, reduces the problem that the fire prevention strip collapses to this sealed face of guaranteeing the sealing strip can normally support tightly with interior aluminum alloy ex-trusions and outer aluminum alloy ex-trusions, has guaranteed fire prevention seal structure's leakproofness and fire behavior.
The present invention may be further configured in a preferred embodiment as: the reinforcing piece is a reinforcing plate fixed in the fireproof strip, and the middle of the reinforcing plate is fixedly connected with a protruding part.
Through adopting above-mentioned technical scheme, set up the bellying in the middle part of reinforcing plate, can promote the intensity at reinforcing plate middle part, reduce the weak cracked problem that probably appears of reinforcing plate middle part intensity.
The present invention may be further configured in a preferred embodiment as: the connecting strip comprises a horizontal part fixedly connected with the fireproof strip and a connecting part fixed on the horizontal part and fixedly connected with the sealing strip, and the horizontal part is fixedly connected with a supporting piece.
Through adopting above-mentioned technical scheme, the horizontal part can play the effect of connecting sealing strip and support piece, and the angle between adjustable horizontal part of connecting portion and the sealing strip guarantees that the sealing strip of sealing strip is parallel with the side of interior aluminum alloy ex-trusions and outer aluminum alloy ex-trusions to this leakproofness of having guaranteed the sealing strip.
The present invention may be further configured in a preferred embodiment as: the support piece comprises a support portion, a first contact portion fixed on the top of the support portion and a second contact portion fixed on the bottom of the support portion, and the bottom of the second contact portion is abutted to the heat insulation broken bridge.
By adopting the technical scheme, the supporting part is used for connecting the first contact part and the second contact part, and the first contact part increases the contact area between the supporting part and the sealing strip, so that the effect of the supporting part for supporting the sealing strip is better; the contact area between the support part and the heat insulation bridge cut-off is increased by the second contact part, so that the stability of the support part is improved; meanwhile, the second contact part is abutted against the heat insulation broken bridge, so that when the fireproof strip is preheated and expanded, the sealing strip can move towards the direction of the inner aluminum alloy section or the outer aluminum alloy section, and the sealing surface can be abutted against the inner aluminum alloy section or the outer aluminum alloy section.
The present invention may be further configured in a preferred embodiment as: two between the thermal-insulated bridge cut-off common fixedly connected with carriage, be equipped with the strengthening rib in the carriage.
By adopting the technical scheme, the flatness between the inner aluminum alloy section and the outer aluminum alloy section can be improved by arranging the supporting frame, so that the door and window are more stably installed; simultaneously, the strength of the supporting frame can be ensured due to the arrangement of the reinforcing ribs, so that the problem that the supporting frame can deform after doors and windows are installed is solved.
The present invention may be further configured in a preferred embodiment as: the reinforcing ribs are of a structure shaped like a Chinese character 'mi'.
Through adopting above-mentioned technical scheme, the intensity of each side and the edge of carriage can be strengthened to the structure of rice font, and the multi-angle has promoted the intensity of carriage to the problem that the carriage can warp has been reduced.
The present invention may be further configured in a preferred embodiment as: the supporting frame is close to the inner aluminum alloy section bar and the supporting frame is close to the side face of the outer aluminum alloy section bar, and the side faces of the inner aluminum alloy section bar and the side faces of the outer aluminum alloy section bar are fixedly connected with clamping hooks, and hook grooves hooked with the clamping hooks are formed in the inner aluminum alloy section bar and the outer aluminum alloy section bar.
By adopting the technical scheme, the stability of connection between the supporting frame and the inner aluminum alloy section bar and between the supporting frame and the outer aluminum alloy section bar can be improved by utilizing the matching of the clamping hook and the hook groove, and the supporting frame is fixedly connected with the heat insulation broken bridge, so that the connection between the heat insulation broken bridge and the inner aluminum alloy section bar and between the heat insulation broken bridge and the outer aluminum alloy section bar can be more stable.
To sum up, the utility model discloses a following at least one useful technological effect:
when exposed fire occurs, the fire-proof strip can expand and deform, so that the sealing strip can move until the sealing surface of the sealing strip is tightly abutted against the inner aluminum alloy section and the outer aluminum alloy section, gaps between the heat-insulating bridge-cut-off and the inner aluminum alloy section and the outer aluminum alloy section can be sealed, air circulation is effectively blocked, the harm of dense smoke, toxic gas and hot gas to human bodies in the early stage of fire is effectively prevented, and the fire spread is controlled;
the reinforcing piece can play a role in supporting the fire-proof strips, so that the problem of collapse of the fire-proof strips is reduced, the sealing surface of the sealing strip can be normally abutted against the inner aluminum alloy section and the outer aluminum alloy section, and the sealing property and the fire resistance of the fire-proof sealing structure are ensured;
the flatness between the inner aluminum alloy section and the outer aluminum alloy section can be improved by arranging the supporting frame, so that the door and window are more stably installed; simultaneously, the strength of the supporting frame can be ensured due to the arrangement of the reinforcing ribs, so that the problem that the supporting frame can deform after doors and windows are installed is solved.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.
Reference numerals: 1. an inner aluminum alloy profile; 11. an outer aluminum alloy profile; 12. a hook groove; 2. insulating heat and breaking a bridge; 21. an intermediate portion; 22. an edge portion; 3. a support frame; 31. reinforcing ribs; 32. a hook; 4. a fire-resistant strip; 41. a reinforcing plate; 411. a boss portion; 42. a fire-resistant filler; 5. a connecting strip; 51. a horizontal portion; 52. a connecting portion; 6. a support member; 61. a support portion; 62. a first contact part; 63. a second contact portion; 7. a sealing strip; 71. and (7) sealing the surface.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a bridge cut-off aluminum door uses fire prevention seal structure, including setting up including aluminum alloy ex-trusions 1 and outer aluminum alloy ex-trusions 11 between thermal-insulated bridge cut-off 2, thermal-insulated bridge cut-off 2 includes rectangular bodily form's intermediate part 21 and integrated into one piece edge part 22 on the double-phase right flank of intermediate part 21, edge part 22's cross sectional shape is isosceles trapezoid, two edge parts 22 respectively with interior aluminum alloy ex-trusions 1 and the cooperation of 11 joints of outer aluminum alloy ex-trusions, and the quantity of thermal-insulated bridge cut-off 2 is two, leave the clearance between two thermal-insulated bridge cut-offs 2, thermal-insulated bridge cut-off 2 plays the effect of. Common fixedly connected with carriage 3 between two thermal-insulated bridge cut-offs 2, the length direction of carriage 3 is unanimous with the length direction of thermal-insulated bridge cut-offs 2, and carriage 3 can improve the roughness between interior aluminium alloy ex-trusions 1 and the outer aluminium alloy ex-trusions 11, makes the door and window installation more firm. Be provided with strengthening rib 31 in the carriage 3, strengthening rib 31 is the structure of rice font, and the intensity of each side and the edge of strengthening rib 31 can strengthen carriage 3 has promoted carriage 3's intensity to the multi-angle to the problem that carriage 3 can warp has been reduced.
Referring to fig. 1 and 2, hooks 32 are fixedly connected to the side face, close to the inner aluminum alloy section bar 1, of the supporting frame 3 and the side face, close to the outer aluminum alloy section bar 11, of the supporting frame 3, hook grooves 12 are formed in the inner aluminum alloy section bar 1 and the outer aluminum alloy section bar 11, the hook grooves 12 are matched with the hooks 32 in a hooking mode, the stability of connection between the supporting frame 3 and the inner aluminum alloy section bar 1 and the outer aluminum alloy section bar 11 can be improved, and the supporting frame 3 is fixedly connected with the heat insulation broken bridge 2, so that the connection between the heat insulation broken bridge 2 and the inner aluminum alloy section bar 1 and the outer aluminum alloy section bar 11 can be more stable.
Referring to fig. 1, the two heat insulation broken bridges 2 are fixedly connected with fire protection strips 4 on the side surfaces far away from each other, and the fire protection strips 4 are hollow inside. The interval is provided with the reinforcement in the hollow structure of fire prevention strip 4, and the reinforcement is reinforcing plate 41, and the length direction of reinforcing plate 41 is unanimous with the length direction of fire prevention strip 4, runs into the condition that naked light or temperature rose suddenly at fire prevention strip 4, and the reinforcement can play the effect of supporting fire prevention strip 4, reduces the problem that fire prevention strip 4 collapsed. The middle part integrated into one piece of reinforcing plate 41 has bellying 411, and bellying 411 is cylindrical structure, and the length direction of bellying 411 is unanimous with the length direction of reinforcing plate 41, and bellying 411 can promote the intensity in the middle part of reinforcing plate 41, reduces the less weak cracked problem that probably appears of reinforcing plate 41 middle part intensity. The inside packing of fire prevention strip 4 has fire prevention filler 42, and fire prevention filler 42 is fire prevention rock wool, and fire prevention rock wool has good fire proofness to fire-proof seal structure's fire proofness has been improved.
Referring to fig. 1 and 3, the connecting strips 5 are fixedly connected to the side surfaces of the fire-proof strips 4 close to the inner aluminum alloy section 1 and the side surfaces of the fire-proof strips 4 close to the outer aluminum alloy section 11, and each connecting strip 5 comprises a horizontal portion 51 and a connecting portion 52. The horizontal portion 51 is fixed to the side surface of the fire protection strip 4, and the length direction of the horizontal portion 51 coincides with the length direction of the fire protection strip 4. The connecting portion 52 is integrally formed on the side of the horizontal portion 51 remote from the fire strip 4. The horizontal portion 51 is fixedly connected with a supporting member 6 on a side surface close to the thermal insulation bridge cut-off 2, and the supporting member 6 includes a supporting portion 61, a first contact portion 62 and a second contact portion 63. The first contact part 62 and the second contact part 63 are both isosceles trapezoids in cross section, the first contact part 62 and the second contact part 63 are respectively fixed on two side surfaces of the support part 61, the first contact part 62 is fixedly connected with the horizontal part 51, and the second contact part 63 is abutted against the heat insulation bridge cut-off 2. The end parts of the two connecting parts 52 are fixedly connected with sealing strips 7, the length direction of each sealing strip 7 is consistent with that of the heat insulation bridge cut-off 2, sealing surfaces 71 are arranged on the sealing strips 7, and the sealing surfaces 71 can be abutted to the inner aluminum alloy section bars 1 and the outer aluminum alloy section bars 11.
The implementation principle of the embodiment is as follows: the heat insulation broken bridge 2 is arranged between the inner aluminum alloy profile 1 and the outer aluminum alloy profile 11, and the heat insulation broken bridge 2 has good heat insulation performance and has the function of blocking heat transfer between the inner aluminum alloy profile 1 and the outer aluminum alloy profile 11, so that the heat insulation performance of the fireproof sealing structure can be improved; when exposed fire occurs, the fireproof strip 4 can expand and deform, so that the sealing strip 7 can move until the sealing surface 71 of the sealing strip 7 is tightly abutted against the inner aluminum alloy section 1 and the outer aluminum alloy section 11, gaps between the heat insulation bridge-cut-off 2 and the inner aluminum alloy section 1 and the outer aluminum alloy section 11 can be blocked, air circulation is effectively blocked, the harm of thick smoke, toxic gas and hot gas to human bodies in the early stage of fire is effectively prevented, and the fire spread is controlled; when the fire is serious, the fire-proof filler 42 wrapped in the fire-proof strip 4 is exposed after the fire-proof strip is burnt out, so that the fire spreading can be controlled, and the fire resistance of the fire-proof sealing structure is improved.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a bridge cut-off aluminium is fire prevention seal structure for door, includes two thermal-insulated bridge cuts (2) that are used for connecting interior aluminum alloy ex-trusions (1) and outer aluminum alloy ex-trusions (11), its characterized in that: two all be provided with fire prevention strip (4) on the side of keeping away from each other thermal-insulated bridge cut-off (2), fire prevention strip (4) intussuseption is filled with fire prevention filler (42), reach on the side that fire prevention strip (4) are close to interior aluminum alloy ex-trusions (1) on fire prevention strip (4) are close to equal fixedly connected with connecting strip (5) on the side of outer aluminum alloy ex-trusions (11), keep away from the side of connecting strip (5) fixedly connected with sealing strip (7) on the side of fire prevention strip (4), be equipped with on sealing strip (7) can with sealed face (71) of interior aluminum alloy ex-trusions (1) or outer aluminum alloy ex-trusions (11) butt.
2. The fire-proof sealing structure for the bridge-cut-off aluminum door according to claim 1, characterized in that: and a reinforcing piece is arranged in the fireproof strip (4).
3. The fire-proof sealing structure for the bridge-cut-off aluminum door according to claim 2, characterized in that: the reinforcing piece is a reinforcing plate (41) fixed in the fireproof strip (4), and a boss (411) is fixedly connected to the middle of the reinforcing plate (41).
4. The fire-proof sealing structure for the bridge-cut-off aluminum door according to claim 1, characterized in that: the connecting strip (5) comprises a horizontal part (51) fixedly connected with the fireproof strip (4) and a connecting part (52) fixed on the horizontal part (51) and fixedly connected with the sealing strip (7), and a supporting piece (6) is fixedly connected on the horizontal part (51).
5. The fire-proof sealing structure for the bridge-cut-off aluminum door as claimed in claim 4, wherein: the support piece (6) comprises a support portion (61), a first contact portion (62) fixed to the top of the support portion (61) and a second contact portion (63) fixed to the bottom of the support portion (61), and the bottom of the second contact portion (63) is abutted to the heat insulation broken bridge (2).
6. The fire-proof sealing structure for the bridge-cut-off aluminum door according to claim 1, characterized in that: two common fixedly connected with carriage (3) between thermal-insulated bridge cut-off (2), be equipped with strengthening rib (31) in carriage (3).
7. The fire-proof sealing structure for the bridge-cut-off aluminum door according to claim 6, characterized in that: the reinforcing ribs (31) are of a structure shaped like a Chinese character 'mi'.
8. The fire-proof sealing structure for the bridge-cut-off aluminum door according to claim 6, characterized in that: the aluminum alloy section bar is characterized in that the supporting frame (3) is close to the inner aluminum alloy section bar (1) and the supporting frame (3) is close to the side face of the outer aluminum alloy section bar (11), and the side face of the outer aluminum alloy section bar (11) is fixedly connected with the clamping hooks (32), and hook grooves (12) which are hooked with the clamping hooks (32) are formed in the inner aluminum alloy section bar (1) and the outer aluminum alloy section bar (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770934.4U CN212642461U (en) | 2020-05-11 | 2020-05-11 | Bridge cut-off aluminium door is with fire prevention seal structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020770934.4U CN212642461U (en) | 2020-05-11 | 2020-05-11 | Bridge cut-off aluminium door is with fire prevention seal structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212642461U true CN212642461U (en) | 2021-03-02 |
Family
ID=74792032
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020770934.4U Expired - Fee Related CN212642461U (en) | 2020-05-11 | 2020-05-11 | Bridge cut-off aluminium door is with fire prevention seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212642461U (en) |
-
2020
- 2020-05-11 CN CN202020770934.4U patent/CN212642461U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210302 |
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| CF01 | Termination of patent right due to non-payment of annual fee |