CN204986080U - Ultralow infiltration refrigerant conveyer pipe - Google Patents
Ultralow infiltration refrigerant conveyer pipe Download PDFInfo
- Publication number
- CN204986080U CN204986080U CN201520713307.6U CN201520713307U CN204986080U CN 204986080 U CN204986080 U CN 204986080U CN 201520713307 U CN201520713307 U CN 201520713307U CN 204986080 U CN204986080 U CN 204986080U
- Authority
- CN
- China
- Prior art keywords
- nylon alloy
- layer
- nexine
- mesosphere
- skin
- 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
Links
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model relates to an ultralow infiltration refrigerant conveyer pipe, it includes inlayer and skin, the inlayer includes nylon alloy nexine, first rubber layer, nylon alloy intermediate level, second rubber layer that from interior to exterior set gradually, the skin is outer glue film, set up the fibrage enhancement layer between inlayer and skin. The structural layer that leaks is prevented as the second way in nylon alloy intermediate level, and when nylon alloy nexine leaks, nylon alloy intermediate level can prevent effectively that the medium from further to the skin leakage, having improved the holistic leakage ability of preventing, messenger's permeability is extremely low.
Description
Technical field
The utility model relates to air conditioner refrigerating field, especially relates to a kind of ultra-low penetration refrigerant delivery pipe.
Background technique
The refrigeration agent of existing use is mostly containing freon, freon destroys Ozone in Atmosphere layer, to human hazard, more damages to nature of refrigeration agent seepage are larger, prior art is comparatively common, the rubber hose of the conveying refrigerant of the more use in market is generally three-decker, four-layer structure or five-layer structure, such as the public technology of " a kind of automotive air conditioning hose made of composite material " (publication No.: CN102261526A) by name, " hose for freonless refrigerated air conditioner " (notification number: CN2506836Y), is namely this Rotating fields; In these prior aries and product, the refrigerant delivery pipe of three-decker leaks maximum, and the refrigerant delivery pipe of four layers or five-layer structure also has a certain amount of seepage; In addition, along with updating of product, the size of the pressure in medium and amplitude of variation also in increase, need conveyance conduit to have higher bursting pressure, to improve the Security in conveying.
Summary of the invention
The utility model main purpose is to provide the lower ultra-low penetration refrigerant delivery pipe of a kind of permeability.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: ultra-low penetration refrigerant delivery pipe, comprise internal layer and skin, it is characterized in that: described internal layer comprise set gradually from the inside to the outside nylon alloy nexine, the first rubber layer, nylon alloy mesosphere, the second rubber layer; Described skin is outer glue-line; Between internal layer and skin, braided fiber reinforcing layer is set.Nylon alloy mesosphere is as the construction layer of second anti-leak, and when nylon alloy nexine leaks, nylon alloy mesosphere can effectively prevent the further outer layers of medium from leaking, and improves overall leakage prevention capability, makes permeability extremely low.Nylon alloy has resilient protection inside and outside mesosphere, can obtain better protection.
As preferably, each layer of connecting part of internal layer arranges adhesive layer.Be that each layer is bonded as one, there is good overall construction intensity, be improved sealability.
As preferably, nylon alloy nexine, the first rubber layer, nylon alloy mesosphere, the second rubber layer and outer glue-line are the integrative-structure of extruding and moulding; Fiber braiding layer is the reticular structure of knitting forming.Integrative-structure can effectively improve impermeable ability, and is beneficial to and enhances productivity in batch production, reduces manufacture cost; Reticular structure improves structural strength, improves the bursting pressure of product.
As preferably, the outer circumferential face in nylon alloy nexine and nylon alloy mesosphere arranges the depression of some point-like.Improve bond area thus improve adhesion strength, and improving the uniformity of the bond medium distribution between bonding plane, making being more evenly distributed of bond medium everywhere, improve adhesive effect, avoid the phenomenon of local poor attachment.
As a kind of replacement scheme of such scheme, the outer circumferential face in nylon alloy nexine and nylon alloy mesosphere arranges the depression of some bar shapeds, and depression is arranged in a linear or screw type is looped around on outer circumferential face, and extends to the other end from one end of pipe.Depression extends to the structure of the other end from one end of pipe, form bond medium and form communicating passage, compared to the technological scheme of above-mentioned pitting, this programme makes the bond medium of circumferential surface two ends and centre be more evenly distributed unanimously, improves the uniformity of bond medium distribution further.
Therefore, the utility model has following beneficial effect: adopt double-layer nylon alloy-layer compactness better, permeability is extremely low, and corrosion resistance is stronger; Compared to prior art, increase nylon alloy mesosphere, the bursting pressure of product can be improved; First rubber layer and the second rubber layer, as the elastic protective layer in nylon alloy mesosphere, make nylon alloy mesosphere be subject to the protection better than nylon alloy nexine.
Accompanying drawing explanation
Accompanying drawing 1 is a kind of structural representation of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: the utility model ultra-low penetration refrigerant delivery pipe, as shown in Figure 1, it comprises internal layer and skin; Internal layer comprises nylon alloy nexine 1, first rubber layer 2, nylon alloy mesosphere 3, second rubber layer 4 that set gradually from the inside to the outside; Described skin is outer glue-line 6; Braided fiber reinforcing layer 5 is set between internal layer and skin.Each layer of connecting part of internal layer arranges adhesive layer.
Nylon alloy nexine 1, first rubber layer 2, nylon alloy mesosphere 3, second rubber layer 4 and outer glue-line 6 are the integrative-structure of extruding and moulding; Fiber braiding layer 5 is the reticular structure of knitting forming.
Owing to being bonded structure between each layer of internal layer, therefore, in order to improve adhesion strength, the depression of some point-like is set at the outer circumferential face in nylon alloy nexine 1 and nylon alloy mesosphere 3.The area of the improved bonding plane of the depression of point-like thus improve adhesion strength, and increase the storage area of layers cementing medium, improve the uniformity of the bond medium distribution between bonding plane, make being more evenly distributed of bond medium everywhere, improve adhesive effect, avoid the phenomenon of local poor attachment.
As a kind of replacement scheme of above-mentioned pitting scheme, the outer circumferential face in nylon alloy nexine 1 and nylon alloy mesosphere 3 arranges the depression of some bar shapeds, and depression is arranged in a linear or screw type is looped around on outer circumferential face, and extends to the other end from one end of pipe.This structure, also can improve the area of bonding plane and improve adhesion strength, increases the storage area of layers cementing medium, improves the uniformity of bond medium distribution, make being more evenly distributed of bond medium everywhere; In addition, cave in and extend to the structure of the other end from one end of pipe, form bond medium and form communicating passage, make pipe two ends be more evenly distributed unanimously to middle bond medium, improve the uniformity of bond medium distribution further.
For working process of the present utility model, specifically details are as follows: the nylon alloy nexine 1 of innermost layer is the closed tubular structure of hollow, its hollow is as the passage of fed sheet of a media, its outer circumferential face closely bonds the first rubber layer 2, the outer circumferential face of the second rubber layer 4 closely bonds nylon alloy mesosphere 3, and the outer circumferential face in nylon alloy mesosphere 3 closely bonds the second rubber layer 4; Nylon alloy nexine 1, first rubber layer 2, nylon alloy mesosphere 3 and the second rubber layer 4 are combined and are become internal layer, make between each layer firmly bonding between each adjacent layer of internal layer by the mode of physics and chemistry coagulation treatment.Braided fiber reinforcing layer 5 is used between internal layer and skin.Nylon alloy nexine 1, first rubber layer 2, nylon alloy mesosphere 3, second rubber layer 4 and outer glue-line 6 is by equipment extruding and moulding, and fiber braiding layer 5 is by knitting machine machine shaping.
First rubber layer 2, second rubber layer 4 is rubber material layer, and compared to nylon alloy nexine, against gas transmission permeability and resistance to refrigeration agent breathability decline to some extent, but can improve elasticity and avoid the problem of intermediate peeling, and its elasticity provided makes pipeline bend.
Nylon alloy nexine has good against gas transmission breathability and resistance to refrigeration agent permeability, but the rigidity of nylon alloy makes the elasticity of this layer poor, and nylon alloy nexine mostly directly contacts with metal parts, therefore easily penalty, be damaged.In actual applications, only have this one deck of nexine to be the delivery pipe of nylon alloy material, after using a period of time, easily occur a certain amount of seepage; Therefore, in the utility model, between the first rubber layer 2 and the second rubber layer 4, nylon alloy mesosphere 3 is set, using the construction layer as second anti-leak, when nylon alloy nexine 1 causes damage or damage consequently to leak because of physical factor or chemical factor, nylon alloy mesosphere 3 can effectively prevent the further outer layers of medium from leaking; And nylon alloy mesosphere 3 is between the first rubber layer 2 and the second rubber layer 4, makes the first rubber layer 2 and the second rubber layer 4 become the elastic protective layer in nylon alloy mesosphere 3, allow nylon alloy mesosphere 3 not be vulnerable to physics or chemical damage.
Claims (5)
1. a ultra-low penetration refrigerant delivery pipe, comprises internal layer and skin, it is characterized in that: described internal layer comprise set gradually from the inside to the outside nylon alloy nexine (1), the first rubber layer (2), nylon alloy mesosphere (3), the second rubber layer (4); Described skin is outer glue-line (6); Braided fiber reinforcing layer (5) is set between internal layer and skin.
2. ultra-low penetration refrigerant delivery pipe according to claim 1, is characterized in that: each layer of connecting part of internal layer arranges adhesive layer.
3. ultra-low penetration refrigerant delivery pipe according to claim 1, is characterized in that: the integrative-structure that nylon alloy nexine (1), the first rubber layer (2), nylon alloy mesosphere (3), the second rubber layer (4) and outer glue-line (6) are extruding and moulding; The reticular structure that fiber braiding layer (5) is knitting forming.
4. the ultra-low penetration refrigerant delivery pipe according to claim 1 or 2 or 3, is characterized in that: the outer circumferential face of nylon alloy nexine (1) and nylon alloy mesosphere (3) arranges the depression of some point-like.
5. the ultra-low penetration refrigerant delivery pipe according to claim 1 or 2 or 3, it is characterized in that: the outer circumferential face of nylon alloy nexine (1) and nylon alloy mesosphere (3) arranges the depression of some bar shapeds, depression is arranged in a linear or screw type is looped around on outer circumferential face, and extends to the other end from one end of outer circumferential face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520713307.6U CN204986080U (en) | 2015-09-15 | 2015-09-15 | Ultralow infiltration refrigerant conveyer pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520713307.6U CN204986080U (en) | 2015-09-15 | 2015-09-15 | Ultralow infiltration refrigerant conveyer pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204986080U true CN204986080U (en) | 2016-01-20 |
Family
ID=55120448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520713307.6U Expired - Fee Related CN204986080U (en) | 2015-09-15 | 2015-09-15 | Ultralow infiltration refrigerant conveyer pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204986080U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185572A (en) * | 2018-10-08 | 2019-01-11 | 成都毅诚机电工程有限公司 | A kind of ageing-resistant air conditioning hose |
-
2015
- 2015-09-15 CN CN201520713307.6U patent/CN204986080U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109185572A (en) * | 2018-10-08 | 2019-01-11 | 成都毅诚机电工程有限公司 | A kind of ageing-resistant air conditioning hose |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102829262B (en) | Soft hose of automobile air conditioner and manufacturing method thereof | |
| US10240697B2 (en) | Fracturing liquid delivery hose for recovery of shale oil and gas, and manufacturing method thereof | |
| JPH01141046A (en) | Refrigerant transport hose | |
| US20150075665A1 (en) | Refrigerant hose with metal foil layer | |
| WO2008013829B1 (en) | High pressure barrier hose and method of manufacture | |
| CN106113810B (en) | A kind of preparation technology of flexible butyronitrile two-sided adhesive fire-fighting | |
| CN204986080U (en) | Ultralow infiltration refrigerant conveyer pipe | |
| CN203604827U (en) | Hydraulic oil pipe | |
| CN105736855A (en) | CNG conveying hose for gas filling/gas discharge pillar of gas station | |
| CN205447006U (en) | Novel high -impact PE pipe material | |
| CN205118573U (en) | Compound pipe prevents frostbite | |
| CN105090647B (en) | A kind of conveying bridging and suction abrasion powder hose assembly applied to the resistance to negative pressure of marine drilling platform and preparation method thereof | |
| CN210118543U (en) | Air conditioner hose satisfying novel refrigerant | |
| CN204254065U (en) | A kind of fiber reinforcement corrosion resistant alloy composite pipe | |
| CN209385825U (en) | A kind of steel-wire carcass multiple tube of novel steel wire layer structure | |
| JP2007015279A (en) | Hose for gas supply | |
| CN204300540U (en) | Gas station aerating/lose heart post CNG delivery hose | |
| CN105179832B (en) | A kind of conveying bridging and suction hose assembly applied to the resistance to negative pressure of marine drilling platform and preparation method thereof | |
| KR101410609B1 (en) | High pressur Gas Hose | |
| CN106314979A (en) | Double-sided polyurethane high-pressure wear-resistant composite hose and machining process thereof | |
| CN206669144U (en) | A kind of wear-proof fire hose | |
| CN205001679U (en) | Compound hose of multilayer rubber and plastic | |
| CN201625642U (en) | High-pressure cleaning machine hose | |
| CN207394150U (en) | One kind disappears haze system altitude helium balloon Special high-strength hose | |
| CN205639911U (en) | Hydraulic oil pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190915 |