CN207921519U - A kind of fire prevention air conduit - Google Patents
A kind of fire prevention air conduit Download PDFInfo
- Publication number
- CN207921519U CN207921519U CN201820348869.9U CN201820348869U CN207921519U CN 207921519 U CN207921519 U CN 207921519U CN 201820348869 U CN201820348869 U CN 201820348869U CN 207921519 U CN207921519 U CN 207921519U
- Authority
- CN
- China
- Prior art keywords
- temperature
- air conduit
- flame retardant
- resistant layer
- fire prevention
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of fire prevention air conduits, including supporting rack, the lateral wall pressing of support frame as described above has outer silicone rubber pad, the lateral wall pressing of the outer silicone rubber pad has flame retardant coating, the madial wall pressing of support frame as described above has high-temperature-resistant layer, the madial wall pressing of the high-temperature-resistant layer to have interior silicone rubber pad.The fire prevention air conduit, pass through flame retardant coating, the cooperation of supporting rack and high-temperature-resistant layer, the performance for making the outer layer of air conduit that there is certain high temperature resistant to burn by the way that flame retardant coating is arranged, aluminium foil and organic silicon high-temperature glue form high-temperature-resistant layer by its material property combination, enhance the service life of air conduit at high operating temperatures, enhance the service life of air conduit at high operating temperatures, outer silicone rubber pad and interior silicone rubber pad are filled between flame retardant coating and supporting rack and the outside of high-temperature-resistant layer respectively, conduit is set not deform upon in the operating condition by its material characteristic, do not generate rent, enhance air-tightness.
Description
Technical field
The utility model is related to airplane spare parts technical field, specially a kind of fire prevention air conduit.
Background technology
Air manager system is one of important mobile system of aircraft, it includes mainly bleed, cockpit pressure adjusting, cockpit
Temperature adjusts, antifreeze and require the subsystems such as the auxiliary power unit that designs, each subsystem to meet ground environment control
Between be crosslinked by air conduit, accordingly, it can be said that air conduit is the lifeline of aircraft, the reliability of air conduit is straight
The realization for the entire air manager system function of being related to aircraft is connect, existing air conduit only has certain stretch-proof effect,
But the effect is unsatisfactory for its high temperature resistance, and long-time service causes its performance to decline and cause conduit breakage that can not use.
Utility model content
The purpose of this utility model is to provide a kind of fire prevention air conduits, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions：A kind of fire prevention air conduit, including support
Frame, support frame as described above include inside and outside the interior glass fibre frame that mutually fits and outer glass fibre frame, support frame as described above it is outer
Side wall pressing has outer silicone rubber pad, and it includes magnesia glue that the lateral wall pressing of the outer silicone rubber pad, which has flame retardant coating, the flame retardant coating,
The lateral wall pressing of layer, the magnesia glue-line has polytetrafluoroethylene ethylene layer, the madial wall pressing of support frame as described above to have high-temperature-resistant layer, institute
It includes aluminium foil to state high-temperature-resistant layer, and the lateral wall of the aluminium foil presses organic silicon high-temperature glue, the madial wall pressing of the high-temperature-resistant layer
There is interior silicone rubber pad.
Preferably, the interior glass fibre frame and outer glass fibre frame include a groove, described two groove combinations
Accommodating chamber is formed, the inner cavity of the accommodating chamber is placed with silica gel cylinder, hollow cavity is offered at the center of the silica gel cylinder.
Preferably, the flame retardant coating includes a lug boss and a recessed portion, and the lug boss and recessed portion combine to be formed
Corrugated tube shape.
Preferably, the organic silicon high-temperature glue is high temperature resistant epoxy.
Preferably, the joint place of the interior glass fibre frame and outer glass fibre frame is integrally welded using welding technique.
Compared with prior art, the utility model has the beneficial effects that：The fire prevention air conduit passes through flame retardant coating, support
The cooperation of frame and high-temperature-resistant layer, magnesia glue-line and polytetrafluoroethylene ethylene layer form flame retardant coating by its material property combination, by setting
The performance that flame retardant coating makes the outer layer of air conduit that there is certain high temperature resistant to burn is set, aluminium foil and organic silicon high-temperature glue pass through its material
Matter property combination forms high-temperature-resistant layer, makes have a degree of high-temperature resistant result in conduit, enhancing air conduit is in high temperature shape
Service life under state enhances the service life of air conduit at high operating temperatures, outer silicone rubber pad and interior silicone rubber pad to divide
It is not filled between flame retardant coating and supporting rack and the outside of high-temperature-resistant layer, conduit is not made in the operating condition not by its material characteristic
It deforms upon, generate rent, enhancing air-tightness, air conduit long-time service is made to prevent performance from declining.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model.
In figure：1, flame retardant coating, 101, magnesia glue-line, 102, polytetrafluoroethylene ethylene layer, 103, lug boss, 104, recessed portion, 2,
Outer silicone rubber pad, 3, supporting rack, 301, groove, 302, outer glass fibre frame, 303, interior glass fibre frame, 304, accommodating chamber, 4,
Silica gel cylinder, 5, hollow cavity, 6, high-temperature-resistant layer, 601, aluminium foil, 602, organic silicon high-temperature glue, 7, interior silicone rubber pad.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, the utility model provides a kind of technical solution：A kind of fire prevention air conduit, including supporting rack 3, branch
Support 3 include inside and outside the interior glass fibre frame 303 that mutually fits and outer glass fibre frame 302, interior 303 He of glass fibre frame
The joint place of outer glass fibre frame 302 is integrally welded using welding technique, passes through interior glass fibre frame 303 and outer glass fibre
The skeleton body of 302 combination layer conduit of frame, supports conduit, and the lateral wall pressing of supporting rack 3 has outer silicone rubber pad 2, outer silicon rubber
It includes magnesia glue-line 101 that the lateral wall pressing of pad 2, which has flame retardant coating 1, flame retardant coating 1, and the lateral wall pressing of magnesia glue-line 101 has poly- four
Vinyl fluoride layer 102, magnesia glue-line 101 and polytetrafluoroethylene ethylene layer 102 form flame retardant coating 1 by its material property combination, by setting
The performance that flame retardant coating 1 makes the outer layer of air conduit that there is certain high temperature resistant to burn is set, flame retardant coating 1 includes a lug boss 103
With a recessed portion 104, lug boss 103 and the combination of recessed portion 104 form corrugated tube shape, so that conduit is existed by the corrugated tube shape of formation
With certain tensile deformation amount when being stretched power, make conduit that there is certain extensibility, and then enhance the toughness of conduit, branch
It includes aluminium foil 601 that the madial wall pressing of support 3, which has high-temperature-resistant layer 6, high-temperature-resistant layer 6, and the lateral wall pressing organosilicon of aluminium foil 601 is high
Warm glue 602, aluminium foil 601 and organic silicon high-temperature glue 602 form high-temperature-resistant layer 6 by its material property combination, make to have in conduit
A degree of high-temperature resistant result, the service life of enhancing air conduit at high operating temperatures, organic silicon high-temperature glue 602 is resistance to height
The madial wall pressing of temperature epoxy glue, high-temperature-resistant layer 6 has interior silicone rubber pad 7, outer silicone rubber pad 2 and interior silicone rubber pad 7 to fill out respectively
It fills between flame retardant coating 1 and supporting rack 3 and the outside of high-temperature-resistant layer 6, conduit is not made in the operating condition not by its material characteristic
It deforms upon, generate rent, enhancing air-tightness；
Interior glass fibre frame 303 and outer glass fibre frame 302 include a groove 301, and two combinations of groove 301 are formed
The inner cavity of accommodating chamber 304, accommodating chamber 304 is placed with silica gel cylinder 4, hollow cavity 5 is offered at the center of silica gel cylinder 4, by shape
At accommodating chamber 304 in place silica gel cylinder 4, supporting rack 3 is compressed on silica gel cylinder 4 when conduit being made to deform upon, and hollow cavity 5 is easy to
4 deformation of silica gel cylinder is resetted when silica gel cylinder 4 is deformed upon by its material rebounding characteristic auxiliary support frame 3, ensures that tubing is not sent out
Raw deformation, and effectively heat is obstructed by the formation of accommodating chamber 304 and hollow cavity 5.
Operation principle is：Pass through the skeleton body of 302 combination layer conduit of interior glass fibre frame 303 and outer glass fibre frame, branch
It props up conduit, magnesia glue-line 101 and polytetrafluoroethylene ethylene layer 102 and flame retardant coating 1 is formed by its material property combination, it is resistance to by being arranged
Fire bed 1 makes the performance that there is the outer layer of air conduit certain high temperature resistant to burn, and aluminium foil 601 and organic silicon high-temperature glue 602 pass through
Its material property combination forms high-temperature-resistant layer 6, makes have a degree of high-temperature resistant result in conduit, enhancing air conduit is in height
Service life under temperature state, aluminium foil 601 and organic silicon high-temperature glue 602 form high-temperature-resistant layer 6 by its material property combination, make
There is a degree of high-temperature resistant result, the service life of enhancing air conduit at high operating temperatures, outer silicone rubber pad 2 in conduit
And interior silicone rubber pad 7 is filled between flame retardant coating 1 and supporting rack 3 and the outside of high-temperature-resistant layer 6 respectively, passes through its material characteristic
So that conduit is not deformed upon in the operating condition, do not generate rent, enhancing air-tightness.
In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in
The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed
System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than
Indicate or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot
It is construed as a limitation of the present invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu
Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；
It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field
For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of fire prevention air conduit, it is characterised in that：Including supporting rack (3), support frame as described above (3) include inside and outside mutually
The lateral wall pressing of the interior glass fibre frame (303) of fitting and outer glass fibre frame (302), support frame as described above (3) has outer silicon rubber
The lateral wall pressing of rubber cushion (2), the outer silicone rubber pad (2) has flame retardant coating (1), and the flame retardant coating (1) includes magnesia glue-line
(101), the lateral wall pressing of the magnesia glue-line (101) has polytetrafluoroethylene ethylene layer (102), the madial wall of support frame as described above (3)
It includes aluminium foil (601) that pressing, which has high-temperature-resistant layer (6), the high-temperature-resistant layer (6), and the lateral wall pressing of the aluminium foil (601) is organic
The madial wall pressing of silicon high-temp glue (602), the high-temperature-resistant layer (6) has interior silicone rubber pad (7).
2. a kind of fire prevention air conduit according to claim 1, it is characterised in that：The interior glass fibre frame (303) and
Outer glass fibre frame (302) includes a groove (301), and described two groove (301) combinations form accommodating chamber (304), institute
The inner cavity for stating accommodating chamber (304) is placed with silica gel cylinder (4), and hollow cavity (5) is offered at the center of the silica gel cylinder (4).
3. a kind of fire prevention air conduit according to claim 1, it is characterised in that：The flame retardant coating (1) includes one convex
Portion (103) and a recessed portion (104) are played, the lug boss (103) and recessed portion (104) combination form corrugated tube shape.
4. a kind of fire prevention air conduit according to claim 1, it is characterised in that：The organic silicon high-temperature glue (602) be
High temperature resistant epoxy.
5. a kind of fire prevention air conduit according to claim 1, it is characterised in that：The interior glass fibre frame (303) and
The joint place of outer glass fibre frame (302) is integrally welded using welding technique.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820348869.9U CN207921519U (en) | 2018-03-15 | 2018-03-15 | A kind of fire prevention air conduit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820348869.9U CN207921519U (en) | 2018-03-15 | 2018-03-15 | A kind of fire prevention air conduit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207921519U true CN207921519U (en) | 2018-09-28 |
Family
ID=63599235
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820348869.9U Expired - Fee Related CN207921519U (en) | 2018-03-15 | 2018-03-15 | A kind of fire prevention air conduit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207921519U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853381A (en) * | 2020-06-29 | 2020-10-30 | 王朝鹏 | Production process method of silica gel and silica gel product thereof |
-
2018
- 2018-03-15 CN CN201820348869.9U patent/CN207921519U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111853381A (en) * | 2020-06-29 | 2020-10-30 | 王朝鹏 | Production process method of silica gel and silica gel product thereof |
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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: 20180928 Termination date: 20200315 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |