CN217108644U

CN217108644U - A leak protection wind pipeline structure for preventing system of discharging fume

Info

Publication number: CN217108644U
Application number: CN202220859845.6U
Authority: CN
Inventors: 刘千龙; 杨廷培
Original assignee: Anhui Jingwei Fire Engineering Co ltd
Current assignee: Anhui Jingwei Fire Engineering Co ltd
Priority date: 2022-04-14
Filing date: 2022-04-14
Publication date: 2022-08-02
Anticipated expiration: 2032-04-14

Abstract

The application relates to the field of smoke exhaust pipelines, and discloses a wind leakage prevention pipeline structure for a smoke exhaust prevention system, which comprises a first pipeline and a second pipeline, wherein a first flange head is integrally formed at one end outside the first pipeline, a second flange head is integrally formed at one end outside the second pipeline, fixing frames are fixedly connected with two sides outside the first pipeline, limit bolts are in threaded connection inside the fixing frames, a linking component is fixedly connected with one end outside the limit bolts, a semicircular limiting plate is fixedly connected with one end outside the linking component, the linking component is driven by the limit bolts to synchronously rotate, so that the semicircular limiting plate can linearly move, one side outside the semicircular limiting plate at two sides can be tightly attached around the joint of the first flange head and the second flange head, and the installation stability between the first pipeline and the second pipeline is effectively ensured, meanwhile, the gap at the joint between the first flange head and the second flange head is effectively sealed.

Description

A leak protection wind pipeline structure for preventing system of discharging fume

Technical Field

The application relates to the field of smoke exhaust pipelines, in particular to an air leakage prevention pipeline structure for a smoke exhaust prevention system.

Background

The smoke prevention and exhaust system is a generic term for a smoke prevention system and a smoke exhaust system. The smoke prevention system adopts a mechanical pressurization air supply mode or a natural ventilation mode to prevent smoke from entering an evacuation channel; the smoke exhaust system adopts a mechanical smoke exhaust mode or a natural ventilation mode to exhaust smoke to the outside of a building.

At present, in a smoke prevention and exhaust system, a whole set of air supply and exhaust pipelines are generally formed by sleeving multiple sections of pipelines, but the pipelines are connected in such a way, a certain gap may exist at the joint of the pipelines, the effect of air leakage prevention is poor, and the smoke prevention and exhaust effect of the whole set of pipelines is influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned proposed problems, the present application provides an air leakage preventing duct structure for a smoke exhaust preventing system.

The application provides a leak protection wind pipeline structure for preventing system of discharging fume adopts following technical scheme: the utility model provides a leak protection wind pipeline structure for preventing system of discharging fume, includes a pipeline and No. two pipelines, the outside one end integrated into one piece of a pipeline has the flange head No. one, No. two outside one end integrated into one piece of pipeline have the flange head No. two, the equal fixedly connected with mount in the outside both sides of a pipeline, the inside threaded connection of mount has spacing bolt, the outside one end fixedly connected with of spacing bolt links up the subassembly, link up the outside one end fixedly connected with semicircle limiting plate of subassembly.

Through adopting above-mentioned technical scheme, through rotating spacing bolt, drive and link up the subassembly and carry out synchronous rotation for semicircle limiting plate can carry out linear movement, thereby make the laminating that outside one side of both sides semicircle limiting plate can be inseparable connect around a flange head and No. two flange head junctions, both effectively guaranteed the stability of installation between a pipeline and No. two pipelines, reach again simultaneously and effectively seal the junction gap between a flange head and No. two flange heads.

Preferably, it includes mouth word frame and I-shaped piece to link up the subassembly, the outside one end of mouth word frame and the outside fixed connection of spacing bolt, the inside and the outside activity of I-shaped piece of mouth word frame cup joints, the outside one end of I-shaped piece and the outside fixed connection of semicircle limiting plate.

Through adopting above-mentioned technical scheme, the inside and the outside activity of I-shaped piece of mouth word frame cup joints in linking up the subassembly for when the mouth word frame carries out synchronous rotation along with spacing bolt one end, can drive I-shaped piece and semicircle limiting plate and carry out linear movement.

Preferably, a plurality of limiting rods are fixedly connected to one side of the outer portion of the first flange head, a plurality of limiting holes and a plurality of limiting rod are formed in the second flange head, and the limiting rods are connected with the limiting holes in a clamped mode in a one-to-one mode.

Through adopting above-mentioned technical scheme, the equal one-to-one correspondence of a plurality of gag lever post and the spacing hole distribution position of a plurality of to be convenient for a plurality of gag lever post and the spacing downthehole joint of a plurality of, be convenient for guarantee the support nature between pipeline and No. two pipeline connecting block departments, make things convenient for subsequent further installation fixed.

Preferably, the first flange head and the second flange head are fixedly connected with limiting blocks on two outer sides.

Through adopting above-mentioned technical scheme, when a flange head corresponds the state that the side closely laminated with No. two flange heads, left and right sides stopper interval size and semicircle limiting plate surface width size phase-match for form the block between semicircle limiting plate surface both sides and the left and right sides stopper and be connected, thereby reach the spacing to the semicircle limiting plate, further improve the stability of being connected between semicircle limiting plate and a flange head and No. two flange heads outward.

Preferably, a rubber pad is bonded to one side of the outer part of the semicircular limiting plate.

Through adopting above-mentioned technical scheme, there is the rubber pad at outside one side bonding of semicircle limiting plate for can further improve semicircle limiting plate to flange head and No. two flange head junction gap leakproofness.

To sum up, the application comprises the following beneficial technical effects: drive the linking subassembly through spacing bolt and carry out synchronous rotation, make the semicircle limiting plate can carry out linear movement, thereby make outside one side of both sides semicircle limiting plate can inseparable laminating connect around flange head and No. two flange head junctions, the stability of installation between pipeline and No. two pipelines has been guaranteed to existing effect, reach again simultaneously and effectively seal the junction gap between flange head and No. two flange heads, avoid the condition of leaking out of pipeline in the at utmost, make pipeline and No. two pipelines better when using, form the block simultaneously between semicircle limiting plate surface both sides and the left and right sides stopper and be connected, thereby can reach the spacing of semicircle limiting plate, further improve the stability of being connected between semicircle limiting plate and flange head and No. two flange heads.

Drawings

FIG. 1 is a schematic structural view of a piping structure body joint according to an embodiment of the present application;

FIG. 2 is an enlarged view of the detailed connection at A of the embodiment of the application;

FIG. 3 is a schematic diagram of the structure of the pipe of the embodiment;

FIG. 4 is a schematic structural diagram of an arc-shaped limiting plate side section of an application embodiment.

Description of reference numerals: 1. a fixed mount; 2. a first pipeline; 3. a first flange head; 4. a limit bolt; 5. a semicircular limiting plate; 6. a second pipeline; 7. a second flange head; 8. a limiting block; 9. a limiting rod; 10. a square frame; 11. an I-shaped block; 12. a rubber pad; 13. and a limiting hole.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a leak protection wind pipeline structure for preventing system of discharging fume. Referring to fig. 1, 2 and 3, in the device, a plurality of limiting rods 9 are fixedly connected to one side of the outer portion of a first flange head 3, a plurality of limiting holes 13 are formed in a second flange head 7, and the limiting rods 9 and the limiting holes 13 are distributed in a one-to-one correspondence manner, so that the limiting rods 9 are conveniently clamped in the limiting holes 13, the support between connecting blocks of the first pipeline 2 and the second pipeline 6 is conveniently ensured, and the subsequent further installation and fixation are facilitated;

simultaneously in linking up the subassembly in the inside outside activity of mouth word frame 10 cup joints with I-shaped piece 11, make mouth word frame 10 along with 4 one ends of spacing bolt when rotating in step, can drive I-shaped piece 11 and semicircle limiting plate 5 and carry out linear movement, and then make 5 outside one sides of both sides semicircle limiting plate 5 laminating that can be inseparable connect around No. 3 flange heads and No. 7 flange head junctions, the stability of installation between No. 2 pipelines and No. 6 pipelines of a pipeline has been guaranteed to existing effect, reach again simultaneously and effectively seal the junction gap between No. 3 flange heads and No. 7 flange heads, avoid the air leakage condition of pipeline in the at utmost.

Refer to fig. 2 and fig. 3, the equal fixedly connected with stopper 8 in the device in the first flange head 3 and the 7 outside both sides of No. two flange heads, and during the state that No. one flange head 3 and No. two flange heads 7 correspond the side and closely laminate, 8 interval sizes of left and right sides stopper and 5 surface width size phase-matches of semicircle limiting plate, make to form the block between 5 surface both sides of semicircle limiting plate and the left and right sides stopper 8 and be connected, thereby reach spacing to semicircle limiting plate 5, further improve the stability of being connected between semicircle limiting plate 5 and a flange head 3 and No. two flange heads 7 are outer.

Referring to fig. 4, a rubber pad 12 is bonded to one side of the outside of the semicircular limiting plate 5, so that the gap sealing performance of the semicircular limiting plate 5 on the joint of the first flange head 3 and the second flange head 7 can be further improved.

The implementation principle of the air leakage prevention pipeline structure for the smoke prevention and exhaust system is as follows: a plurality of limiting rods 9 are fixedly connected to one side of the outer portion of the first flange head 3, and a plurality of limiting holes 13 are formed in the inner portion of the second flange head 7, so that the outer portions of the limiting rods 9 and the inner portions of the limiting holes 13 can be correspondingly clamped one by one, the supporting performance between connecting blocks of the first pipeline 2 and the second pipeline 6 can be conveniently guaranteed, and subsequent further installation and fixation can be facilitated;

simultaneously can rotate through the spacing bolt 4 to both sides, the inside outside activity of I-shaped piece 11 cup joints with the I-shaped frame 10 in linking up the subassembly, make the I-shaped frame 10 when rotating in step along with 4 one end of spacing bolt, can drive I-shaped piece 11 and semicircle limiting plate 5 and carry out linear movement, and then make 5 outside one sides of both sides semicircle limiting plate 5 can inseparable laminating connect around flange head 3 and No. two flange head 7 junctions, the stability of installation between pipeline 2 and No. two pipelines 6 has been guaranteed to existing effect, reach simultaneously again and effectively seal the junction gap between flange head 3 and No. two flange heads 7, avoid the condition of leaking out of pipeline in the at utmost, make pipeline 2 and No. two pipelines 6 the effect is better when using.

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 leak protection wind pipeline structure for preventing system of discharging fume which characterized in that: including pipeline (2) and No. two pipeline (6), No. one pipeline (2) outside one end integrated into one piece has flange head (3) No. one, No. two pipeline (6) outside one end integrated into one piece has flange head (7) No. two, the equal fixedly connected with mount (1) in pipeline (2) outside both sides, mount (1) internal thread is connected with spacing bolt (4), spacing bolt (4) outside one end fixedly connected with links up the subassembly, link up outside one end fixedly connected with semicircular limiting plate (5) of subassembly.

2. A wind leakage prevention duct structure for a smoke exhaust prevention system according to claim 1, wherein: link up the subassembly and include a word frame (10) and I-shaped piece (11), the outside one end of a word frame (10) and spacing bolt (4) outside fixed connection, the inside and the outside activity of I-shaped piece (11) of a word frame (10) cup joints, the outside one end of I-shaped piece (11) and semicircle limiting plate (5) outside fixed connection.

3. A wind leakage prevention duct structure for a smoke exhaust prevention system according to claim 1, wherein: a plurality of limiting rods (9) are fixedly connected to one side of the outer portion of the first flange head (3), a plurality of limiting holes (13) and a plurality of corresponding clamping joints are formed in the second flange head (7) in a uniform mode, and the limiting rods (9) are connected with the limiting holes (13) in the outer portion of the plurality of limiting rods in a corresponding mode.

4. A wind leakage prevention duct structure for a smoke exhaust prevention system according to claim 1, wherein: a flange head (3) and No. two flange head (7) outside both sides equal fixedly connected with stopper (8).

5. A wind leakage prevention duct structure for a smoke exhaust prevention system according to claim 1, wherein: and a rubber pad (12) is bonded on one side of the outer part of the semicircular limiting plate (5).