CN213019708U

CN213019708U - Fireproof structure for outside of smoke exhaust pipeline

Info

Publication number: CN213019708U
Application number: CN202022019521.5U
Authority: CN
Inventors: 陈卫根; 徐建明; 胡瑞; 邵明峦; 沈学文
Original assignee: Kunshan Urban And Rural Construction Co ltd
Current assignee: Kunshan Urban And Rural Construction Co ltd
Priority date: 2020-09-15
Filing date: 2020-09-15
Publication date: 2021-04-20
Anticipated expiration: 2030-09-15

Abstract

The utility model relates to a fire resistive construction for smoke exhaust pipe is outside, it includes four PLASTIC LAMINATED, be connected with the blank pressing strip between two adjacent PLASTIC LAMINATED of each, be provided with a plurality of bolts on the blank pressing strip, it is fixed with PLASTIC LAMINATED and blank pressing strip through a plurality of bolts, four PLASTIC LAMINATED end to end connect gradually and are squarely, the equal fixedly connected with connecting plate of one end of each PLASTIC LAMINATED, the spread groove has all been seted up to the other end of each PLASTIC LAMINATED, the connecting plate is inserted and is established in the spread groove rather than. This application has the effect of reinforcing fixed strength between the PLASTIC LAMINATED.

Description

Fireproof structure for outside of smoke exhaust pipeline

Technical Field

The application relates to the field of building fire protection structures, in particular to a fire protection structure for the outside of a smoke exhaust pipeline.

Background

With the higher and higher safety requirements of people on high-rise buildings, the heat insulation and fire prevention performance of the smoke prevention and exhaust system becomes an important guarantee for the safety of the buildings. When a common smoke prevention and exhaust air pipe is installed, a single section of smoke prevention and exhaust air pipe is used as a wrapping unit, the fireproof plate is directly wrapped outside the heat insulation layer, and the fireproof plate is fixed by using the L-shaped alloy blank holder strip.

Most of the existing fireproof structures are formed by splicing fireproof plates and fixing L-shaped alloy edge pressing strips on the fireproof plates through a plurality of bolts.

In view of the above-mentioned related art, the inventor believes that the existing fireproof structure only fixes the fireproof plate through the alloy edge strip and the bolt, and the fixing effect is limited.

SUMMERY OF THE UTILITY MODEL

In order to strengthen the fixed effect between the PLASTIC LAMINATED, this application provides a fire resistive construction for smoke exhaust duct outside.

The application provides a fire resistive construction for smoke exhaust pipe is outside adopts following technical scheme:

the utility model provides a fire resistive construction for smoke exhaust pipe is outside, includes four PLASTIC LAMINATED, is connected with the blank holder strip between two adjacent PLASTIC LAMINATED of each, be provided with a plurality of bolts on the blank holder strip, through a plurality of the bolt is fixed PLASTIC LAMINATED and blank holder strip, four the PLASTIC LAMINATED connects gradually end to end and is squarely, each the equal fixedly connected with connecting plate of one end of PLASTIC LAMINATED, each the spread groove has all been seted up to the other end of PLASTIC LAMINATED, the connecting plate is inserted and is established in the spread groove rather than adjacent PLASTIC LA.

Through adopting above-mentioned technical scheme, insert through the connecting plate and establish in the spread groove, can connect two adjacent PLASTIC LAMINATED inseparabler. Except that two adjacent fireproof plates are fixed through the edge pressing strips and the bolts, the two adjacent fireproof plates are fixed through the connecting plates. Thereby enhancing the fixing effect between the fireproof plates.

Optionally, the connecting plate is T-shaped, the connecting plate is composed of an insertion plate and a fixing plate, one end of the insertion plate is fixedly connected with the fireproof plate, the other end of the insertion plate is fixedly connected with the fixing plate, and the insertion plate and the fixing plate are perpendicular to each other.

Through adopting above-mentioned technical scheme, the connecting plate is the T type, and the fixed plate can prevent to break away from each other between two PLASTIC LAMINATED, and then can improve the fixed effect between two PLASTIC LAMINATED.

Optionally, the cross-section of the insert plate and the fixed plate is wavy.

Through adopting above-mentioned technical scheme, the cross-section of inserting board and fixed plate is the wave, reduces the possibility that breaks away from between two PLASTIC LAMINATED, can strengthen the fixed effect between two PLASTIC LAMINATED.

Optionally, the connecting plate is composed of an inserting plate, a stabilizing plate and a limiting plate, one end of the inserting plate is fixedly connected with the fireproof plate, the other end of the inserting plate is fixedly connected with the stabilizing plate, and the inserting plate and the stabilizing plate are perpendicular to each other; the two limiting plates are distributed at two ends of the stabilizing plate in the width direction.

Through adopting above-mentioned technical scheme, can strengthen the fixed effect between two PLASTIC LAMINATED after picture peg, steadying plate and the limiting plate sets up, reduce the possibility that breaks away from between the two.

Optionally, the cross-section of the connecting plate is arranged in a dovetail shape, and the end face of one end, fixedly connected with the fireproof plate, of the connecting plate is smaller.

Through adopting above-mentioned technical scheme, the connecting plate is the dovetail, can prevent to break away from between two PLASTIC LAMINATED, improves the stability of connecting between the PLASTIC LAMINATED.

Optionally, the connecting plate comprises a straight plate and a plurality of protruding edges connected with the straight plate, and the protruding edges are arranged along the length direction of the straight plate.

Through adopting above-mentioned technical scheme, straight board and bead set up the back, can increase the stability of connecting between two PLASTIC LAMINATED, and then prevent to break away from each other between two PLASTIC LAMINATED.

Optionally, the surface of PLASTIC LAMINATED is provided with the butt strip, the butt strip is the L type, the blank holder strip is located between two butt strips.

Through adopting above-mentioned technical scheme, the butt strip sets up the back, can play limiting displacement to the blank holder strip, guarantees the blank holder strip between two butt strips, prevents that the blank holder strip from breaking away from, and then prevents to break away from each other between two PLASTIC LAMINATED.

Optionally, a rubber sheet is arranged on the side surface of each abutting strip close to the blank holder strip.

Through adopting above-mentioned technical scheme, the sheet rubber sets up the back, can increase the frictional force between butt strip and the blank holder strip, and then prevents to break away from each other between two PLASTIC LAMINATED.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the fireproof plates, the edge pressing strips, the bolts, the connecting plates and the connecting grooves, two adjacent fireproof plates can be connected more tightly, and the fixing effect between the fireproof plates is enhanced;

2. through inserting the setting of board and fixed plate, can prevent to break away from each other between two PLASTIC LAMINATED, and then can improve the fixed effect between two PLASTIC LAMINATED.

Drawings

FIG. 1 is a schematic view of the overall structure of a fire protection structure for the exterior of a smoke exhaust duct according to an embodiment;

FIG. 2 is an exploded view of a first embodiment showing a connection between two fire retardant panels;

FIG. 3 is an exploded view of the second embodiment showing the connection between two fire retardant panels;

FIG. 4 is an exploded view of the third embodiment showing the connection between two fire retardant panels;

fig. 5 is an exploded view of the fourth embodiment showing the connection between two fire-proof plates.

Description of reference numerals: 1. a fire-proof plate; 2. a connecting plate; 21. an insert plate; 22. a fixing plate; 23. inserting plates; 24. a stabilizing plate; 25. a limiting plate; 26. a rib; 27. a straight plate; 3. connecting grooves; 4. edge pressing strips; 41. a bolt; 42. an abutment bar; 421. a connecting strip; 422. a limiting strip; 43. accommodating grooves; 44. a rubber sheet.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

Example one

The embodiment of the application discloses a fireproof structure for the outside of a smoke exhaust pipeline. Referring to fig. 1 and 2, a fire resistive construction for exhaust pipe is outside, including four PLASTIC LAMINATED 1, four PLASTIC LAMINATED 1 end to end connect gradually and are squarely, and the equal fixedly connected with connecting plate 2 of one end of each PLASTIC LAMINATED 1, spread groove 3 has all been seted up to the other end of each PLASTIC LAMINATED 1, and connecting plate 2 inserts and establishes in the spread groove 3 rather than adjacent PLASTIC LAMINATED 1. An L-shaped edge pressing strip 4 is connected between each two adjacent fireproof plates 1, a plurality of bolts 41 are arranged on the edge pressing strip 4, and the fireproof plates 1 and the edge pressing strip 4 are fixed through the bolts 41.

Referring to fig. 2, the surface of PLASTIC LAMINATED 1 is provided with butt strip 42, and butt strip 42 is the L type, and butt strip 42 includes connecting strip 421 and spacing 422, the one end and the PLASTIC LAMINATED 1 fixed connection of connecting strip 421, the other end and spacing 422 fixed connection, and connecting strip 421 and spacing 422 mutually perpendicular set up, form holding tank 43 between connecting strip 421, spacing 422 and the PLASTIC LAMINATED 1. Binder strip 4 is positioned between two abutment strips 42, with the ends of binder strip 4 positioned within corresponding receiving slots 43. Each butt strip 42 is provided with the rubber sheet 44 near the side of blank holder 4, and the rubber sheet 44 is the L type, can increase the frictional force between blank holder 4 and the butt strip 42.

Referring to fig. 2, the connection plate 2 is T-shaped, the connection plate 2 is composed of an insertion plate 21 and a fixing plate 22, one end of the insertion plate 21 is fixedly connected with the fire prevention plate 1, the other end is fixedly connected with the fixing plate 22, and the insertion plate 21 and the fixing plate 22 are arranged perpendicular to each other. The cross-sections of the insert plate 21 and the fixing plate 22 are both wavy.

The implementation principle of the fireproof structure for the outside of the smoke exhaust pipeline in the embodiment of the application is as follows:

when four fire protection plates 1 are to be joined together, one of the connection plates 2 is inserted into the connection groove 3 of the adjacent fire protection plate 1. And (4) sequentially and stably connecting the four fire-proof plates 1. Then, the binder strip 4 is inserted between the two abutment strips 42, and the binder strip 4 and the fire protection plate 1 are fixedly connected by bolts 41. In this way, the fire protection plate 1 can be fixedly fastened.

Example two

Referring to fig. 3, the difference between the present embodiment and the first embodiment is: the connecting plate 2 is composed of an inserting plate 23, a stabilizing plate 24 and a limiting plate 25, one end of the inserting plate 23 is fixedly connected with the fireproof plate 1, the other end of the inserting plate 23 is fixedly connected with the stabilizing plate 24, and the inserting plate 23 and the stabilizing plate 24 are perpendicular to each other and are in a T shape. Two limiting plates 25 are provided, and the two limiting plates 25 are distributed at two ends of the stabilizing plate 24 in the width direction.

EXAMPLE III

Referring to fig. 4, the difference between the present embodiment and the first embodiment is: the cross-section of the connecting plate 2 is arranged in a dovetail shape, and the end face of one end of the connecting plate 2 fixedly connected with the fireproof plate 1 is smaller.

Example four

Referring to fig. 5, the present embodiment is different from the first embodiment in that: the connecting plate 2 is composed of a straight plate 27 and two protruding ribs 26 fixedly connected with the straight plate 27, the two protruding ribs 26 are respectively arranged on two side faces of the straight plate 27, and the protruding ribs 26 are arranged along the length direction of the straight plate 27.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fire resistive construction for smoke exhaust pipe is outside, includes four fire proof boards (1), is connected with between two adjacent fire proof boards (1) blank holder strip (4), be provided with a plurality of bolts (41) on blank holder strip (4), through a plurality of bolt (41) are fixed its characterized in that with fire proof board (1) and blank holder strip (4): four fire proof plate (1) end to end connects gradually and is squarely, each the equal fixedly connected with connecting plate (2) of one end of fire proof plate (1), each spread groove (3) have all been seted up to the other end of fire proof plate (1), connecting plate (2) are inserted and are established in spread groove (3) rather than adjacent fire proof plate (1).

2. A fire protection structure for the exterior of an exhaust duct according to claim 1, wherein: the connecting plate (2) is T-shaped, the connecting plate (2) is composed of an inserting plate (21) and a fixing plate (22), one end of the inserting plate (21) is fixedly connected with the fireproof plate (1), the other end of the inserting plate is fixedly connected with the fixing plate (22), and the inserting plate (21) and the fixing plate (22) are perpendicular to each other.

3. A fire protection structure for the exterior of an exhaust duct according to claim 2, wherein: the cross sections of the insertion plate (21) and the fixing plate (22) are wavy.

4. A fire protection structure for the exterior of an exhaust duct according to claim 1, wherein: the connecting plate (2) consists of an inserting plate (23), a stabilizing plate (24) and a limiting plate (25), one end of the inserting plate (23) is fixedly connected with the fireproof plate (1), the other end of the inserting plate is fixedly connected with the stabilizing plate (24), and the inserting plate (23) and the stabilizing plate (24) are perpendicular to each other; the number of the limiting plates (25) is two, and the two limiting plates (25) are distributed at two ends of the stabilizing plate (24) in the width direction.

5. A fire protection structure for the exterior of an exhaust duct according to claim 1, wherein: the cross-section of connecting plate (2) is the dovetail setting, the terminal surface of the one end of connecting plate (2) and PLASTIC LAMINATED (1) fixed connection is less.

6. A fire protection structure for the exterior of an exhaust duct according to claim 1, wherein: the connecting plate (2) comprises straight plate (27) and bead (26) be connected with straight plate (27), bead (26) are provided with a plurality of, and a plurality of bead (26) set up along the length direction of straight plate (27).

7. A fire protection structure for the exterior of an exhaust duct according to claim 1, wherein: the surface of PLASTIC LAMINATED (1) is provided with butt strip (42), butt strip (42) are the L type, blank holder strip (4) are located between two butt strips (42).

8. A fire protection feature for use outside of an extractor hood duct according to claim 7, further comprising: and a rubber sheet (44) is arranged on the side surface of each abutting strip (42) close to the blank holder strip (4).