CN214534997U - A fire prevention heat preservation quick connector that is used for ventilation system's fan and tuber pipe - Google Patents
A fire prevention heat preservation quick connector that is used for ventilation system's fan and tuber pipe Download PDFInfo
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- CN214534997U CN214534997U CN202120413898.0U CN202120413898U CN214534997U CN 214534997 U CN214534997 U CN 214534997U CN 202120413898 U CN202120413898 U CN 202120413898U CN 214534997 U CN214534997 U CN 214534997U
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Abstract
The utility model belongs to the technical field of pipeline connection, a fireproof heat-preservation quick connecting piece for a fan and an air pipe of a ventilation system is disclosed, which comprises a fireproof heat-preservation hose, wherein the fireproof heat-preservation hose is respectively provided with an inner pipe layer, a heat preservation layer and a fireproof layer from inside to outside, the middle part of the fireproof heat-preservation hose is provided with a corrugated pipe, the inner walls of the two ends of the inner pipe layer in the middle part of the fireproof heat-preservation hose are provided with grooves, the two ends in the middle part of the fireproof heat-preservation hose are fixedly connected with a first ribbon, the first ribbon is arranged between the heat preservation layer and the fireproof layer, the inner wire end of the first ribbon is fixedly bonded with the outer wall of the heat preservation layer, the outer wire end of the first ribbon is arranged on the fireproof layer, the two ends of the fireproof heat-preservation hose are respectively provided with a rewinding part in an integrated manner, and the rewinding part is fixedly bonded with a second ribbon; the utility model provides a prior art fan and tuber pipe fire prevention heat preservation connecting piece problem of complex operation, inefficiency when being connected, be applicable to being connected of ventilation system tuber pipe and fan.
Description
Technical Field
The utility model relates to a pipe connection technical field especially relates to a fire prevention heat preservation quick connect spare for ventilation system fan and tuber pipe.
Background
The fresh air system is a set of independent air processing system consisting of an air supply system and an air exhaust system, when the air treatment system is used, fresh air is supplied to the interior of a closed interior by using special equipment at one side of the interior and then is exhausted to the exterior from the other side by the special equipment, and a fresh air flowing field is formed in the interior, so that the requirement of fresh air ventilation of the interior is met, and the air entering the interior is filtered, disinfected, sterilized, oxygenated, preheated (in winter) and the like while air is supplied; the existing fresh air system is mostly after the fixed building is built, holes are punched according to the actual structure in the building, measurement, pipe cutting, air pipe installation, connection and the like, the connecting piece needs to be made of canvas or other materials in a non-standard mode on site, then the heat insulation materials are adhered to the surface of the connecting piece, because the thicknesses of the canvas connecting piece and the heat insulation materials wound on site can not be accurately controlled, a hoop with large adjustable quantity is selected, the hoop is adjusted by a screwdriver to screw the soft connection and the heat insulation materials on the branch fan and the air pipe, and the problems of high labor cost, long construction period and incapability of guaranteeing connection quality exist in the process of connecting pipelines.
In order to solve the problems, Chinese patent (patent publication No. CN210512090U) discloses a fireproof and heat-insulating quick connecting piece for a fan and an air pipe of a ventilation system, which comprises an aluminum foil fireproof and heat-insulating hose, an adjustable handle hoop and a rubber and plastic heat-insulating sleeve, wherein the aluminum foil fireproof and heat-insulating hose is divided into three layers, namely an aluminum foil layer, a heat-insulating layer and a fireproof layer, from inside to outside, two ends of the aluminum foil fireproof and heat-insulating hose are respectively provided with the adjustable handle hoop, the rubber and plastic heat-insulating sleeve is fixedly sleeved on the end head of an air port of the fan, one end of the aluminum foil fireproof and heat-insulating hose is tightly connected to the end head of the air pipe with heat insulation through the corresponding adjustable handle hoop, and the other end of the aluminum foil fireproof and heat-insulating hose is tightly connected to the end head of the air pipe with heat insulation through the corresponding adjustable handle hoop.
In the scheme, the fan is connected with the air pipe by using the anchor ear with the adjustable handle on the connecting piece, and the connecting piece adopts the aluminum foil fireproof heat-preservation hose to realize the fireproof heat preservation of the connecting piece; but the working efficiency of the device is lower when the device is connected by adopting a mode of connecting the fan and the air pipe by the rotating hoop; therefore, a fireproof heat preservation fan and air pipe connecting piece with high installation efficiency is needed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a fire prevention heat preservation quick connector for ventilation system fan and tuber pipe to solve the problem that prior art fan and tuber pipe fire prevention heat preservation connecting piece work efficiency is low when being connected.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a basic technical scheme is: a fire prevention heat preservation quick connector for ventilation system fan and tuber pipe, including fire prevention heat preservation hose, fire prevention heat preservation hose is interior tube sheet, heat preservation and flame retardant coating respectively by interior to exterior, the equal first ribbon of fixedly connected with in both ends of fire prevention heat preservation hose, first ribbon is located the heat preservation with between the flame retardant coating, the internal thread end of first ribbon with the outer wall fixed connection of heat preservation, the external thread end of first ribbon is worn to locate the flame retardant coating.
The principle of the basic technical scheme is as follows: the fire prevention heat preservation hose couples together fan and tuber pipe, and the flame retardant coating is worn to locate by the interior silk end of first ribbon (the one end of taking "head") and the outer wall fixed connection of heat preservation, the outer silk end of first ribbon (the one end of taking "tail"), and the fastening of connecting piece to fan and tuber pipe is accomplished to the outer silk end of pulling first ribbon, and the fire prevention and the heat preservation of connecting piece are realized to the heat preservation and the flame retardant coating of fire prevention heat preservation hose.
The beneficial effects of the basic technical scheme are as follows: utilize the connecting piece to couple together back with fan and tuber pipe, the fastening can be accomplished to the outer silk end of the first ribbon of pulling, easy operation, work efficiency is high.
Preferably, the inner wall of the inner pipe layer is provided with a groove.
Through the arrangement, when the connecting piece is connected with the fan and the air pipe, a proper amount of sealant is added into the groove, so that the sealing performance of the connecting piece is ensured.
Preferably, the both ends of fire prevention heat preservation hose all are equipped with back roll portion, back roll portion is connected with the second ribbon.
Through the setting, when connecting fan and tuber pipe, utilize first ribbon earlier with fan and tuber pipe fastening connection, will rewind portion is rewound on the pipe fitting again, and reuse second ribbon fastening connection has improved the fastening connection effect of connecting piece.
Preferably, the outer diameter of the rewinding part is larger than that of the fireproof heat-preservation hose.
Through the arrangement, the rewinding part after rewinding can be coated on the outer side of the fireproof heat-insulation hose, and the outer diameter of the rewinding part is larger than the outer diameter of the fireproof heat-insulation hose, so that the operation is facilitated.
Preferably, the first bands at the two ends of the fireproof heat-preservation hose are arranged in a mirror image mode relative to the fireproof heat-preservation hose.
Through the arrangement, the first binding belt fastening connecting piece is pulled from the opposite direction, the stress directions at the two ends of the connecting piece are opposite, and the binding belt is prevented from loosening when the connecting piece rotates towards a certain direction to influence the fastening connection effect of the connecting piece.
Preferably, the middle part of the fireproof heat-preservation hose is a corrugated pipe.
Through the setting, the fireproof heat-preservation hose can be twisted at any angle, the connection fan and the air pipe in a certain eccentricity range can be stretched in a certain range, certain size requirements are met, and the fireproof heat-preservation hose is used in a slightly large special occasion, and is wider in application range.
Drawings
FIG. 1 is a schematic structural view of a fireproof thermal-insulation quick connector for a fan and an air pipe of a ventilation system according to the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a schematic structural view of the present invention showing a fire-proof thermal-insulation quick connector for a ventilation system, which is used for connecting a fan and an air duct (the back-rolled portion of the fan connecting end is not back-rolled, and the back-rolled portion of the air duct connecting end is back-rolled);
FIG. 4 is a schematic view of the structure of the cable tie;
the names of corresponding labels in the drawings are:
fireproof heat-preservation hose 1, interior pipe layer 11, heat-preservation layer 12, flame retardant coating 13, first ribbon 2a, second ribbon 2b, rollback portion 3, fan link 4, tuber pipe link 5.
Detailed Description
The invention will be described in further detail with reference to the following drawings and embodiments:
as shown in figures 1 to 4, the fireproof heat-preservation quick connecting piece for the fan and the air pipe of the ventilation system comprises a fireproof heat-preservation hose 1, wherein the fireproof heat-preservation hose 1 is respectively provided with an inner pipe layer 11, a heat-preservation layer 12 and a fireproof layer 13 from inside to outside, the middle part of the fireproof heat-preservation hose 1 is a corrugated pipe, the inner walls of two ends of the inner pipe layer 11 in the middle part of the fireproof heat-preservation hose 1 are provided with grooves, two ends of the middle part of the fireproof heat-preservation hose 1 are fixedly connected with first ribbons 2a, the first ribbons 2a are arranged between the heat-preservation layer 12 and the fireproof layer 13, the inner wire ends of the first ribbons 2a are fixedly bonded with the outer wall of the heat-preservation layer 12, the outer wire ends of the first ribbons 2a are arranged in the fireproof heat-preservation hose 1 in a way, the first ribbons 2a at two ends of the middle part of the fireproof heat-preservation hose 1 are arranged in a mirror image mode, the two ends of the fireproof heat-preservation hose 1 are respectively provided with a rewinding part 3 in an integrated mode, and the rewinding part 3 is fixedly bonded with a second ribbon 2b, the outer diameter of the rewinding part 3 is larger than the outer diameter of the middle part of the fireproof heat-preservation hose 1.
The specific implementation process is as follows:
when using this connecting piece, all add appropriate amount sealed glue in the recess of 11 both ends inner walls of inlayer in the middle part of fire prevention heat preservation hose 1 earlier, then cup joint the both ends of connecting piece with fan link 4 and wind pipe link 5 respectively, guarantee the recess at connecting piece both ends and contact with fan link 4 and wind pipe link 5 respectively when cup jointing, then stimulate the first ribbon 2a at both ends, up to the both ends of fire prevention heat preservation hose 1 respectively with fan link 4 and wind pipe link 5 zonulae occludens, again with 3 backrush of rollback portion on the outer wall at fire prevention heat preservation hose 1 middle part, reuse second ribbon 2b makes the both ends of connecting piece respectively with fan link 4 and wind pipe link 5 zonulae occludens.
The above description is only an example of the present invention, and the common general knowledge of the known specific technical solutions or characteristics in the solutions is not described too much here. It should be noted that, for those skilled in the art, without departing from the technical solution of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. A fire prevention heat preservation quick connector for ventilation system's fan and tuber pipe, its characterized in that: including fire prevention heat preservation hose (1), fire prevention heat preservation hose (1) is interior tube bed (11), heat preservation (12) and flame retardant coating (13) respectively by interior to exterior, the both ends of fire prevention heat preservation hose (1) all are connected with first ribbon (2a), first ribbon (2a) are located heat preservation (12) with between flame retardant coating (13), the internal thread end of first ribbon (2a) with the outer wall fixed connection of heat preservation (12), the outer silk end of first ribbon (2a) is worn to locate flame retardant coating (13).
2. The fire-proof thermal-insulation quick connector for the fan and the air pipe of the ventilation system as claimed in claim 1, wherein: the inner wall of the inner pipe layer (11) is provided with a groove.
3. The fire-proof thermal-insulation quick connector for the fan and the air pipe of the ventilation system as claimed in claim 2, wherein: both ends of fire prevention insulating hose (1) all are equipped with back roll portion (3), back roll portion (3) are connected with second ribbon (2 b).
4. The fire-proof thermal-insulation quick connector for the fan and the air pipe of the ventilation system as claimed in claim 3, wherein: the outer diameter of the rewinding part (3) is larger than that of the fireproof heat-preservation hose (1).
5. The fire-proof thermal-insulation quick connector for the fan and the air pipe of the ventilation system as claimed in claim 4, wherein: first ties (2a) at two ends of the fireproof heat-insulation hose (1) are arranged in a mirror image mode about the fireproof heat-insulation hose (1).
6. The fire-proof thermal-insulation quick connector for the fan and the air pipe of the ventilation system as claimed in claim 5, wherein: the middle part of the fireproof heat-preservation hose (1) is a corrugated pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120413898.0U CN214534997U (en) | 2021-02-25 | 2021-02-25 | A fire prevention heat preservation quick connector that is used for ventilation system's fan and tuber pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120413898.0U CN214534997U (en) | 2021-02-25 | 2021-02-25 | A fire prevention heat preservation quick connector that is used for ventilation system's fan and tuber pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214534997U true CN214534997U (en) | 2021-10-29 |
Family
ID=78236733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120413898.0U Active CN214534997U (en) | 2021-02-25 | 2021-02-25 | A fire prevention heat preservation quick connector that is used for ventilation system's fan and tuber pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214534997U (en) |
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2021
- 2021-02-25 CN CN202120413898.0U patent/CN214534997U/en active Active
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