CN221196424U - High-temperature hose of air compressor - Google Patents
High-temperature hose of air compressor Download PDFInfo
- Publication number
- CN221196424U CN221196424U CN202323033871.7U CN202323033871U CN221196424U CN 221196424 U CN221196424 U CN 221196424U CN 202323033871 U CN202323033871 U CN 202323033871U CN 221196424 U CN221196424 U CN 221196424U
- Authority
- CN
- China
- Prior art keywords
- layer
- pipe
- air compressor
- layer pipe
- fluororubber
- 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.)
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Links
- 229920001973 fluoroelastomer Polymers 0.000 claims abstract description 32
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000741 silica gel Substances 0.000 claims abstract description 18
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 18
- 238000005260 corrosion Methods 0.000 claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000009954 braiding Methods 0.000 claims description 14
- 239000004760 aramid Substances 0.000 claims description 2
- 229920003235 aromatic polyamide Polymers 0.000 claims description 2
- 239000011253 protective coating Substances 0.000 claims 1
- 229910052755 nonmetal Inorganic materials 0.000 abstract description 11
- 230000007797 corrosion Effects 0.000 abstract description 6
- 238000004804 winding Methods 0.000 abstract description 6
- 239000007769 metal material Substances 0.000 abstract description 3
- 238000009941 weaving Methods 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 230000006378 damage Effects 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 229920005549 butyl rubber Polymers 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- 239000000806 elastomer Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- 244000043261 Hevea brasiliensis Species 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000012772 electrical insulation material Substances 0.000 description 2
- 229910052734 helium Inorganic materials 0.000 description 2
- 239000001307 helium Substances 0.000 description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920003052 natural elastomer Polymers 0.000 description 2
- 229920001194 natural rubber Polymers 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a high-temperature hose of an air compressor, which comprises an inner layer pipe and an outer layer pipe, wherein the inner layer pipe adopts fluororubber, the outer layer pipe adopts a silica gel layer, and the outer part of the silica gel layer is a circle of nonmetal woven layer; the two ends of the high-temperature hose of the air compressor are provided with hoops and inner connectors, the outer diameter of the inner connector is provided with concave-convex extrusion parts, the hoops are made of metal materials, and the inner connectors are extruded and fixed on the outer side by adopting the hoops after being inserted into the inner layer pipe; an end nut is fixed on the inner joint. Through the structure setting above, the accessible inlayer pipe realizes better inside anticorrosive and withstand voltage, and outer pipe adopts the silica gel layer, has good intensity and corrosion resistance, but its price is lower relative fluororubber, twines one deck nonmetal winding layer at its inlayer, and it need not to consider the wire to prick outer pipe, under special application condition, the protection of nonmetal weaving layer is realized to the mode of accessible outside spiral winding steel wire still.
Description
Technical Field
The utility model belongs to the technical field of high-temperature hoses, and particularly relates to a high-temperature hose used for an air compressor.
Background
It is known that, when an air compressor is in operation, a high-pressure pipe is generally used as a pipe for conveying high-pressure gas, and the high-pressure pipe is generally in two designs, one is a metal corrugated hose, and the other is a fluororubber pipe, and the two high-pressure pipes have the following drawbacks: 1. metal bellows: because the self-body adopts a metal design, the pipe body is easy to break and fold, the torsion value is low, and the pipe body has the defect of air leakage when being used for a long time; 2. fluororubber tube: the whole fluororubber material that adopts the price higher, fluororubber is soft and corrosion-resistant, but is impaled the destruction in the outside easily, for preventing the destruction, generally can carry out outer protection at outer cladding one deck metal braid, but in the position department of tightening, metal braid can lead to the braid damage under the extrusion of staple bolt, and the wire after the damage pricks into fluororubber material inside can lead to fluororubber damage even gas leakage.
Aiming at the defects in the prior art disclosed above, as a technical developer in the technical field, it is very necessary to design a set of high-temperature hose of the air compressor, and the hose is required to have good stability on the premise of good corrosion resistance, so that the hose can be prevented from being damaged in the use process.
Disclosure of utility model
In view of the above-mentioned drawbacks of the prior art, the present utility model proposes a high-temperature hose for an air compressor, which effectively integrates the characteristics of various materials by adopting a multi-layer structure arrangement, and solves various drawbacks of the high-pressure tube in the prior art by a reasonable structure.
The technical scheme adopted for solving the technical problems is as follows:
The high-temperature hose of the air compressor comprises an inner layer pipe and an outer layer pipe, wherein the inner layer pipe is an anti-corrosion pipe, the outer layer pipe is a silica gel layer, and a circle of non-metal braiding layers are arranged outside the silica gel layer; the two ends of the high-temperature hose of the air compressor are provided with hoops and inner connectors, the outer diameter of the inner connector is provided with concave-convex extrusion parts, the hoops are made of metal materials, and the inner connectors are extruded and fixed on the outer side by adopting the hoops after being inserted into the inner layer pipe; an end nut is fixed on the inner joint.
The outer part of the outer layer pipe is wrapped with a wear-resistant layer, and the wear of an external object to the nonmetallic braiding layer can be prevented through the wear-resistant layer.
The nonmetallic braiding layer adopts an aramid yarn braiding layer.
The wear-resistant layer is made of steel wires spirally wound on the outer layer pipe.
The inner layer pipe is made of fluororubber. The high temperature resistance of fluororubber is better in the current elastomer. Fluororubber has excellent aging resistance and ozone resistance. Fluororubber has better electrical property and lower hygroscopicity than other elastomers, and can be used as a better electrical insulation material.
The fluororubber has relatively high solubility in gas, but has a relatively low diffusion rate, so that the fluororubber exhibits low gas permeability as a whole. The prior data show that the air permeability of 26-type fluororubber for oxygen, nitrogen, helium and carbon dioxide at 30 ℃ is equivalent to that of butyl rubber and butyl rubber, and is better than that of neoprene rubber and natural rubber.
The utility model has the following beneficial effects: the utility model comprises an inner layer pipe and an outer layer pipe, wherein the inner layer pipe adopts fluororubber, the outer layer pipe is a silica gel layer, and the outside of the silica gel layer is a circle of nonmetallic braiding layer; the two ends of the high-temperature hose of the air compressor are provided with hoops and inner connectors, the outer diameter of the inner connector is provided with concave-convex extrusion parts, the hoops are made of metal materials, and the inner connectors are extruded and fixed on the outer side by adopting the hoops after being inserted into the inner layer pipe; an end nut is fixed on the inner joint. Through the structure setting above, the accessible inlayer pipe realizes better inside anticorrosive and withstand voltage, and outer pipe adopts the silica gel layer, has good intensity and corrosion resistance, but its price is lower relative fluororubber, twines one deck nonmetal winding layer at its inlayer, and it need not to consider the wire to prick outer pipe, under special application condition, the protection of nonmetal weaving layer is realized to the mode of accessible outside spiral winding steel wire still.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of a front view structure of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
In the figure, 1, an outer layer pipe, 2, a hoop, 3, an end nut, 31, a fixed end, 4, a steel wire, 5, an inner joint, 51, an end groove, 52, a concave-convex extrusion part, 6, an inner layer pipe, 7 and a braiding layer.
Detailed Description
The utility model is further described below by way of embodiments, which are only exemplary illustrations, and further structural modifications may be made by those skilled in the art based on the following illustrations, the scope of which is defined by the claims.
The utility model provides an air compressor machine high temperature hose, its includes inlayer pipe 6 and outer pipe 1, inlayer pipe 6 be anticorrosive pipe, adopt fluororubber material in this embodiment. The fluororubber has relatively high solubility in gas, but has a relatively low diffusion rate, so that the fluororubber exhibits low gas permeability as a whole. The prior data show that the air permeability of 26-type fluororubber for oxygen, nitrogen, helium and carbon dioxide at 30 ℃ is equivalent to that of butyl rubber and butyl rubber, and is better than that of neoprene rubber and natural rubber.
Because the high temperature resistance of the fluororubber is better in the prior high polymer elastomer, the fluororubber can completely adapt to the gas environment in the technical scheme. Furthermore, fluororubbers have excellent aging resistance and ozone resistance. Fluororubber has better electrical property and lower hygroscopicity than other elastomers, and can be used as a better electrical insulation material. However, considering that the device has higher unit price, the technical proposal is only used in an inner layer tube, and the device contacts with the conveyed medium, thereby reflecting the product performance and the advantages.
The outer layer pipe 1 is a silica gel layer 1, when the silica gel layer is combined with fluororubber, an adhesive is added between the silica gel layer and fluororubber in the forming process, the silica gel layer and fluororubber are bonded into a whole through the adhesive, and the silica gel layer and fluororubber are permanently fixed into a whole through a vulcanization process while being bonded.
Outside the silica gel layer 1 is a circle of non-metal braiding layer 7, wherein the non-metal braiding layer adopts an aramid fiber wire braiding layer, has good ductility and does not cause damage to the silica gel layer 1 when being damaged.
The two ends of the high-temperature hose of the air compressor are provided with hoops 2 and inner connectors 5, the outer diameter of each inner connector 5 is provided with a concave-convex extrusion part 52, each hoop 2 is made of metal, and each inner connector 5 is extruded and fixed outside by adopting each hoop 2 after being inserted into each hoop 2; the end nut 3 is fixed on the inner joint 5, and in order to fix the end nut 3 firmly, the inner joint 5 is provided with an end groove 51 as shown in fig. 3, and the end groove 51 is used for realizing the extrusion fixation of the fixed end 31 on the end nut 3.
In order to prevent the non-metal braiding layer 7 from being damaged due to frequent touching of the non-metal braiding layer 7 when the outer tube 1 is used, the wear-resistant layer is wrapped outside the outer tube 1, and abrasion of the non-metal braiding layer by external objects can be prevented through the wear-resistant layer. In this embodiment, in order to ensure that the high-temperature hose of the air compressor has good heat dissipation, the wear-resistant layer adopts the steel wire 4 spirally wound on the outer layer tube 1. Protection of the non-metallic braid 7 is achieved by helically wound steel wires.
Through the arrangement of the structure, the inner-layer pipe 6 made of fluororubber can realize better internal corrosion resistance and pressure resistance, the outer-layer pipe 1 adopts a silica gel layer, has good strength and corrosion resistance, but has lower price compared with fluororubber, a nonmetallic winding layer is wound on the outer layer, the outer-layer pipe is not required to be punctured by considering metal wires, and under special use conditions, the protection of the nonmetallic weaving layer can be realized by adopting an external spiral winding steel wire mode.
Claims (5)
1. The utility model provides an air compressor machine high temperature hose which characterized in that: the anti-corrosion protective coating comprises an inner layer pipe and an outer layer pipe, wherein the inner layer pipe is an anti-corrosion pipe, the outer layer pipe is a silica gel layer, and a circle of nonmetallic woven layers are arranged outside the silica gel layer; the two ends of the high-temperature hose of the air compressor are provided with hoops and inner connectors, the outer diameter of the inner connector is provided with concave-convex extrusion parts, and the inner connectors are extruded and fixed on the outer side by adopting the hoops after being inserted into the inner layer pipe; an end nut is fixed on the inner joint.
2. An air compressor high temperature hose as claimed in claim 1, wherein: the outer part of the outer layer pipe is wrapped with a wear-resistant layer.
3. An air compressor high temperature hose as claimed in claim 1, wherein: the nonmetallic braiding layer adopts an aramid yarn braiding layer.
4. An air compressor high temperature hose as claimed in claim 2, wherein: the wear-resistant layer is made of steel wires spirally wound on the outer layer pipe.
5. An air compressor high temperature hose as claimed in claim 1, wherein: the inner layer pipe is made of fluororubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323033871.7U CN221196424U (en) | 2023-11-10 | 2023-11-10 | High-temperature hose of air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323033871.7U CN221196424U (en) | 2023-11-10 | 2023-11-10 | High-temperature hose of air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221196424U true CN221196424U (en) | 2024-06-21 |
Family
ID=91518038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323033871.7U Active CN221196424U (en) | 2023-11-10 | 2023-11-10 | High-temperature hose of air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221196424U (en) |
-
2023
- 2023-11-10 CN CN202323033871.7U patent/CN221196424U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |