CN217815723U - Inflatable sealing type fireproof and smoke-proof sleeve - Google Patents

Abstract

The utility model discloses an aerify canned type fire prevention smoke protection sleeve pipe, this sleeve pipe aim at solving the prior art lower casing inside and do not set up corresponding sealed protection mechanism of aerifing the smoke protection, also can not carry out the technical problem of flexible regulation according to wall body thickness simultaneously. The sleeve comprises a sleeve body, an external fireproof module and a protective sealing module, wherein the external fireproof module is arranged on the sleeve body; the inside adjusting sleeve module that is used for adjusting according to wall body thickness and stretches out and draws back that is provided with of sleeve pipe body, the inside sealed subassembly of aerifing including being used for aerifing the inflation and filling of protection sealed module, inside the sealed subassembly of aerifing is provided with the inflatable high temperature resistant rubber circle that is used for carrying on sealed the packing. This sleeve pipe can play the sealed effect of protecting of aerifing the smoke protection through inside inflatable seal subassembly, and can play the effect of the flexible adjustment of cooperation through adjusting the sleeve pipe module.

Description

Inflatable sealing type fireproof and smoke-proof sleeve

Technical Field

The utility model belongs to the technical field of the sleeve pipe, concretely relates to aerify canned type fire prevention smoke protection sleeve pipe.

Background

In the construction process at ordinary times, the through-wall sleeve of the fireproof partition mostly adopts the steel sleeve to be filled with fireproof materials (fireproof mud, rock wool, cement and the like) to realize the fireproof function. However, the materials filled on site are not absolutely seamless, so that once a fire occurs, harmful gases such as smoke and the like cannot be isolated.

At present, a novel building fireproof sleeve is disclosed in a utility model patent with the patent number of CN201420872642.6, and comprises an embedded part, a hoop flange, a fastening part, a rotating shaft and a tensioning bolt, wherein the embedded part comprises a foaming prefabricated part and a gasket, the gasket is positioned at the bottom end of the foaming prefabricated part, the foaming prefabricated part is positioned in the hoop flange, and the gasket is arranged between the hoop flange and a wall body; the fastening component fixes the hoop flange on the wall body; the clamp flange is formed by two semicircular assemblies and is fixed on a wall body through a fastening part, and a lead inside the wall body penetrates out through the foaming prefabricated member to achieve the purpose of fire prevention. The utility model discloses structure safe and reliable, convenient to use has effectively improved the leakproofness that improves the fire prevention sleeve pipe, has improved fire behavior, but this sleeve pipe is when using, and its inside does not set up corresponding sealed protection mechanism of gas filled smoke protection to reduce sheathed tube life, also can not stretch out and draw back the regulation according to wall body thickness simultaneously, further reduced the high efficiency of bushing.

Therefore, the problem that the inner portion of the sleeve is not provided with a corresponding inflatable smoke-proof sealing protection mechanism and cannot be adjusted in a telescopic mode according to the thickness of a wall body needs to be solved urgently to improve the use scene of the sleeve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, the utility model is to provide an aerify canned type fire prevention smoke protection sleeve pipe, this sleeve pipe aim at solving prior art lower casing inside and do not set up corresponding aerifing smoke protection sealing protection mechanism, also can not carry out the technical problem of flexible regulation according to wall body thickness simultaneously.

In order to solve the technical problem, the utility model provides an inflatable sealing type fireproof and smoke-proof sleeve, which comprises a sleeve body, an external fireproof module arranged on the sleeve body, and a protective sealing module connected with the external fireproof module and used for internally protecting smoke-proof sealing; the inside adjusting sleeve module that is used for adjusting according to wall body thickness and stretches out and draws back that is provided with of sleeve pipe body, the inside sealed subassembly that aerifys that is used for aerifing the inflation packing that is included of protection sealed module, the inside connecting tube who is used for carrying out the connection installation that is provided with of sleeve pipe body, inside the sealed subassembly that aerifys is provided with and is used for carrying out the sealed high temperature resistant rubber circle that fills.

When the sleeve pipe of the technical scheme is used, the sealing assembly is inflated through the inside of the protective sealing module, the inner portion of the protective sealing module is used for inflating, expanding and filling, the effect of inflating smoke-proof sealing protection can be achieved, the adjusting sleeve pipe module which is used for adjusting the telescopic effect according to the wall thickness and is arranged inside the sleeve pipe body can achieve the effect of matching telescopic adjustment, and the use efficiency of the sleeve pipe body is further improved.

Preferably, a movable cavity is formed in the sleeve body, and a limiting bottom ring used for limiting movement is arranged in the sleeve body. Through the setting of activity cavity, can play the effect of cooperation activity, and through the setting of spacing foundation ring, can play the spacing effect of cooperation.

Furthermore, the inside auxiliary casing that is used for carrying out flexible activity in the activity cavity of adjusting the sleeve pipe module, sleeve pipe body and auxiliary casing inside are provided with the outside fire protection coating that is used for carrying on whole protection. Through the setting of auxiliary casing, can stretch out and draw back the adjustment according to wall body thickness, and through the setting of outside fire protection coating, can play outside fire prevention protection effect.

Still further, the inside of the external fireproof coating is provided with a fireproof heat-resistant inner layer, and the inside of the fireproof heat-resistant inner layer is provided with an elastic sealing inner ring. Through the setting of the fireproof heat-resistant inner layer, the heat-resistant protection effect can be achieved, and through the setting of the elastic sealing inner ring, the sealing protection effect can be achieved.

Still further, the inside packing cavity that is used for cooperating with the sealed inner circle of elasticity and connects the use of protection sealing module, it is used for carrying on the fire prevention mud of packing of dual cooperation fire protection to fill the inside packing cavity. Through the setting of filling the cavity, can play the cooperation and fill the effect, and through the setting of filling fire prevention mud, can play the effect of dual cooperation fire prevention.

Preferably, the inflatable high-temperature-resistant rubber ring is provided with an external buffer strip for buffer sealing protection on the outer side, and an inflation hole is formed in the inflatable high-temperature-resistant rubber ring. Through the setting of outside buffering strip, can play and connect buffering guard action, and through the setting of aerifing the hole, be convenient for aerify inflation protection effect.

Further, the rubber sealing cover used for being matched with the connecting pipeline is arranged on the outer side of the inflation hole, a sleeve cavity used for being matched with the connecting pipeline for use is formed in the sleeve body, and a sealing connection inner layer is formed in the inflatable high-temperature resistant rubber ring. Through the setting of the rubber sealing cover, the sealing connection effect can be achieved, and through the setting of the sleeve cavity and the sealing connection inner layer, the matching sealing filling effect can be achieved.

Further, the inflatable high-temperature-resistant rubber ring is internally provided with an inflatable elastic layer, and the inner side of the inflatable elastic layer is provided with a high-temperature-resistant protective inner layer for strengthening high-temperature-resistant protection. Can play certain elasticity inflation effect through aerifing the elastic layer, and through the setting of high temperature resistant protection inlayer, can improve whole high temperature resistant degree.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a sealed subassembly can play the sealed effect of protection of aerifing of gas protection by the inside gas filled seal that includes of sleeve pipe utilization protective seal module, and can play the effect of the flexible adjustment of cooperation through the adjusting sleeve module of the inside setting of sleeve pipe body, has further improved the high efficiency that the sleeve pipe body used.

Drawings

FIG. 1 is a schematic structural view of a specific embodiment of the bushing of the present invention;

FIG. 2 is a cross-sectional view of one embodiment of the bushing of the present invention;

fig. 3 is a schematic structural view of an inflatable high temperature resistant rubber ring according to an embodiment of the present invention;

fig. 4 is a sectional view of the fireproof heat-resistant inner layer in one embodiment of the sleeve of the present invention.

The labels in the figures are: 1. a sleeve body; 2. an external fire protection module; 3. a protective seal module; 4. adjusting the bushing module; 5. an internal inflatable sealing assembly; 6. connecting a pipeline; 7. an inflatable high-temperature resistant rubber ring; 8. a movable cavity; 9. a limiting bottom ring; 10. a secondary sleeve; 11. an outer fire resistant coating; 12. a fire resistant and heat resistant inner layer; 13. an elastic sealing inner ring; 14. filling the cavity; 15. filling fire-proof mud; 16. an external buffer strip; 17. an inflation hole; 18. a rubber sealing cover; 19. the sleeve seals the cavity; 20. the inner layer is hermetically connected; 21. an inflatable elastic layer; 22. high temperature resistant protective inner layer.

Detailed Description

The specific embodiment is an inflatable sealing type fireproof and smoke-proof sleeve, the structural schematic diagram of which is shown in fig. 1, and the sectional view of which is shown in fig. 2, the sleeve comprises a sleeve body 1, an external fireproof module 2 installed on the sleeve body 1, and a protective sealing module 3 connected to the external fireproof module 2 and used for carrying out smoke-proof sealing protection inside; the inside adjusting sleeve module 4 that is used for adjusting according to wall body thickness and stretches out and draws back that is provided with of sleeve pipe body 1, the sealed module 3 of protection is inside to be filled including being used for aerifing the inside sealed subassembly 5 of aerifing that inflation fills, and sleeve pipe body 1 is inside to be provided with and to be used for carrying on the connecting tube 6 of connection installation, and inside sealed subassembly 5 of aerifing is inside to be provided with and is used for carrying on sealed the resistant high temperature rubber circle 7 of inflatable who fills.

For the present embodiment, the specification of the inflatable high temperature resistant rubber ring 7 can be adjusted accordingly according to the use requirement.

Wherein, sleeve pipe body 1 is inside to have seted up movable cavity 8, sleeve pipe body 1 is inside to be provided with the spacing foundation ring 9 that is used for carrying on spacing removal, adjusting sleeve module 4 is inside including being used for carrying on the vice sleeve pipe 10 of flexible activity in movable cavity 8, sleeve pipe body 1 and the inside outside fire protection coating 11 that is used for carrying on whole protection that is provided with of vice sleeve pipe 10, outside fire protection coating 11 inboard is provided with the heat-resisting inlayer 12 of fire prevention, the heat-resisting inlayer 12 inboard of fire prevention is provided with elastic sealing inner circle 13. The elastic sealing inner ring 13 can be made of rubber, silica gel and the like.

In addition, inside including being used for cooperating with elastic sealing inner circle 13 and connecting the packing cavity 14 that uses of protecting sealed module 3, pack cavity 14 inside including being used for carrying on dual cooperation fire protection's packing fire clay 15, the inflatable high temperature resistant rubber circle 7 outside is provided with the outside buffering strip 16 that is used for carrying on buffering sealed protection, inflatable hole 17 has been seted up to inflatable high temperature resistant rubber circle 7 inside, inflatable hole 17 outside is provided with the sealed lid of rubber 18 that is used for the cooperation to use, sleeve pipe body 1 is inside to be seted up and is used for cooperating the sleeve pipe cavity 19 that uses with connecting tube 6, sealing connection inlayer 20 has been seted up to inflatable high temperature resistant rubber circle 7 inside, inflatable high temperature resistant rubber circle 7 inside is provided with inflatable elastic layer 21, inflatable elastic layer 21 inboard is provided with the high temperature resistant protection inlayer 22 that is used for strengthening high temperature resistant protection.

The structure of the inflatable high temperature resistant rubber ring in the sleeve is schematically shown in fig. 3, and the cross-sectional view of the fireproof and heat resistant inner layer is shown in fig. 4.

It should be noted that the position of the air charging hole 17 can be adjusted according to actual needs, and the filling of the fireproof mud 15 can be replaced by waterproof materials such as rock wool and cement.

When the sleeve pipe of the technical scheme is used, firstly, the effect of the matching activity can be played through the movable cavity 8, the effect of the matching limitation can be played through the limiting bottom ring 9, then the telescopic adjustment can be performed according to the thickness of a wall body through the auxiliary sleeve pipe 10, the external fireproof protection effect can be played through the external fireproof coating 11, meanwhile, the heat-resistant protection effect can be played through the fireproof heat-resistant inner layer 12, the sealing protection effect can be played through the elastic sealing inner ring 13, then the matching filling effect can be played through the filling cavity 14, the effect of the double matching fireproof can be played through the filling of the fireproof mud 15, meanwhile, the connection buffering protection effect can be played through the external buffering strip 16, the inflation protection effect is convenient to carry out through the inflation hole 17, finally, the sealing connection effect can be played through the rubber sealing cover 18, the matching sealing filling effect can be played through the sleeve pipe sealing cavity 19 and the sealing connection inner layer 20, and the high efficiency of the use of the sleeve pipe body 1 is further improved.

Claims (8)

1. An inflatable sealing type fireproof and smoke-proof sleeve comprises a sleeve body (1), an external fireproof module (2) installed on the sleeve body (1), and a protective sealing module (3) connected to the external fireproof module (2) and used for carrying out smoke-proof sealing protection inside; the novel protective sealing sleeve is characterized in that an adjusting sleeve module (4) used for adjusting and stretching according to the thickness of a wall body is arranged inside the sleeve body (1), an internal inflatable sealing component (5) used for inflating, expanding and filling is arranged inside the protective sealing module (3), a connecting pipeline (6) used for connecting and installing is arranged inside the sleeve body (1), and an inflatable high-temperature-resistant rubber ring (7) used for sealing and filling is arranged inside the internal inflatable sealing component (5).

2. The fire-proof and smoke-proof sleeve of air-filled sealing type as claimed in claim 1, wherein said sleeve body (1) has a movable cavity (8) formed therein, and said sleeve body (1) has a limiting bottom ring (9) disposed therein for limiting movement.

3. The fire and smoke protection sleeve of the inflatable sealing type as claimed in claim 2, wherein said adjusting sleeve module (4) comprises a secondary sleeve (10) inside for telescopic movement in the movable cavity (8), and said sleeve body (1) and secondary sleeve (10) are internally provided with an external fire protection coating (11) for integral protection.

4. A gas-filled sealed type fire and smoke protection sleeve according to claim 3, wherein said outer fire protection coating (11) is provided with a fire and heat resistant inner layer (12) inside, and said fire and heat resistant inner layer (12) is provided with an elastic sealing inner ring (13) inside.

5. The gas-filled sealed type fire and smoke protection sleeve according to claim 4, wherein said protective and sealing module (3) includes a filling cavity (14) therein for cooperating with said elastic sealing inner ring (13), said filling cavity (14) includes a filling fire protection mud (15) therein for double cooperating fire protection.

6. The inflatable sealed fireproof and smoke-proof casing pipe according to claim 1, wherein an external buffer strip (16) for buffer sealing protection is arranged outside the inflatable high temperature resistant rubber ring (7), and an inflation hole (17) is opened inside the inflatable high temperature resistant rubber ring (7).

7. The inflatable sealed fireproof and smoke-proof casing pipe according to claim 6, wherein a rubber sealing cover (18) is disposed outside the inflation hole (17), a casing pipe cavity (19) is disposed inside the casing pipe body (1) for cooperating with the connection pipe (6), and a sealing connection inner layer (20) is disposed inside the inflatable high temperature resistant rubber ring (7).

8. The fire-proof and smoke-proof sleeve of inflatable seal type as claimed in claim 1, wherein said inflatable high temperature resistant rubber ring (7) is internally provided with an inflatable elastic layer (21), and a high temperature resistant protective inner layer (22) for enhancing high temperature resistant protection is arranged inside said inflatable elastic layer (21).

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