CN213712320U - Special heat-shrinkable sleeve for automobile oil pipe - Google Patents
Special heat-shrinkable sleeve for automobile oil pipe Download PDFInfo
- Publication number
- CN213712320U CN213712320U CN202022594676.1U CN202022594676U CN213712320U CN 213712320 U CN213712320 U CN 213712320U CN 202022594676 U CN202022594676 U CN 202022594676U CN 213712320 U CN213712320 U CN 213712320U
- Authority
- CN
- China
- Prior art keywords
- main part
- sleeve pipe
- outside
- pipe main
- oil pipe
- 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.)
- Active
Links
Images
Landscapes
- Thermal Insulation (AREA)
Abstract
The utility model discloses a special heat shrinkage bush of car oil pipe, including sleeve pipe main part, outside brace rod, anti pressure layer and sealed hot melt adhesive inner circle, the outside of sleeve pipe main part evenly is provided with outer stirrup, and the outside of outer stirrup evenly is provided with solid fixed ring, the inside of sleeve pipe main part is provided with sealed hot melt adhesive inner circle, and is provided with fire-retardant layer in the sleeve pipe main part in the sealed hot melt adhesive inner circle outside, be provided with the enhancement layer in the sleeve pipe main part in the anti pressure layer outside, and the outside of sleeve pipe main part is provided with the wearing layer. The utility model discloses an install sleeve pipe main part and sealed hot melt adhesive inner circle, evenly be provided with the bellying at the inner wall of sealed hot melt adhesive inner circle, form the air flue that supplies the air flow between bellying and the oil pipe outer wall for when the sleeve pipe main part is heated the shrink, bond the inner wall of air escape in the air flue until sleeve pipe main part and oil pipe's outer wall together, increase the compactness of being connected with oil pipe.
Description
Technical Field
The utility model relates to a heat shrinkage bush technical field specifically is a special heat shrinkage bush of car oil pipe.
Background
The heat-shrinkable sleeve is a heat-shrinkable anticorrosive material and is formed by compounding a radiation cross-linked polyolefin substrate and a special sealing hot melt adhesive, when the heat-shrinkable sleeve is heated and installed, the substrate is radially shrunk, and meanwhile, an internal compound adhesive layer is melted and tightly coated at a repaired opening, and a firm anticorrosive body is formed outside a pipeline together with the substrate and is commonly used for protecting an automobile oil pipe, but most of the existing heat-shrinkable sleeves have partial defects, specifically the following steps;
1. the air between the heat-shrinkable sleeve and an automobile oil pipe is not discharged in time due to uneven heating of the conventional heat-shrinkable sleeve during heating, so that the shrinkage efficiency and the shrinkage effect of the heat-shrinkable sleeve are reduced;
2. the existing heat-shrinkable tubing has poor structural strength and compressive property, poor anti-distortion property, easy deformation and short service life;
3. the external supporting force of the existing heat-shrinkable tubing is weak, the protection force to an oil pipe is insufficient, and the heat-shrinkable tubing is easy to damage due to external extrusion and collision.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special heat shrinkage bush of car oil pipe to solve the shrink effect that proposes among the above-mentioned background art relatively poor, the antitorque distortion performance is not good and to the not enough problem of oil pipe's protective force.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a special heat shrinkable tube of vapour turning oil pipe, includes sleeve pipe main part, outside brace rod, compressive layer and sealed hot melt adhesive inner circle, the outside of sleeve pipe main part evenly is provided with outer stirrup, and the outside of outer stirrup evenly is provided with solid fixed ring, the inside of sleeve pipe main part is provided with sealed hot melt adhesive inner circle, and is provided with fire-retardant layer in the sleeve pipe main part in the sealed hot melt adhesive inner circle outside, be provided with compressive layer in the sleeve pipe main part in the fire-retardant layer outside, and the inside of compressive layer evenly is provided with compressive ball, be provided with the enhancement layer in the sleeve pipe main part in the compressive layer outside, and the outside of sleeve pipe main.
Preferably, the fixed rings are distributed in bilateral symmetry about the outer hooping, and the outer supporting ribs transversely penetrate through the fixed rings.
Preferably, the reinforcing ribs are uniformly arranged inside the reinforcing layer and are of an I-shaped structure.
Preferably, the central positions inside the pressure-resistant balls are provided with cavities, 4 reset spring wires are arranged inside the cavities, included angles among the reset spring wires are 90 degrees, and pressure-resistant pieces are uniformly distributed in the pressure-resistant balls outside the cavities.
Preferably, the inside on fire-retardant layer is evenly filled with fire prevention putty, and fire prevention putty is thermoplastic elastomer, evenly filled has the rock wool between the fire prevention putty.
Preferably, the inner wall of the sealed hot melt adhesive inner ring is uniformly provided with convex parts, and air passages are formed between the convex parts.
Preferably, the resistance to compression piece is the silica gel material, and the resistance to compression piece all is half circular arc type structure.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) this special heat shrinkable sleeve of car oil pipe is through installing sleeve pipe main part and sealed hot melt adhesive inner circle, inner wall at sealed hot melt adhesive inner circle evenly is provided with the bellying, make when the sleeve pipe main part cover is established in the oil pipe outside, form the air flue that supplies the air flow between bellying and the oil pipe outer wall, make when the sleeve pipe main part is heated the shrink, bond the inner wall of air escape in the air flue until the sleeve pipe main part with oil pipe's outer wall together, thereby produce the phenomenon of breathing out when avoiding the sleeve pipe main part to be heated the shrink, improve the shrink efficiency and the shrink effect of sleeve pipe main part, increase the compactness of being connected with oil.
(2) This special heat shrinkable tube of vapour turning oil pipe sets up enhancement layer and anti-pressure layer through the inside at sleeve pipe main part lateral wall, it has the strengthening rib to be concentric circle structural distribution in the enhancement layer, do benefit to the structural strength who improves sleeve pipe main part lateral wall, the inside on anti-pressure layer evenly is provided with the compression ball simultaneously, the inside of compression ball all is provided with the cavity, evenly distributed has the reset spring silk in the cavity, evenly be provided with the resistance to compression piece of semicircle type structure in the compression ball in the cavity outside, make when receiving external force impact, can absorb the impact force and disperse through the deformation of reset spring silk and resistance to compression piece, improve the antitorque ability of this sleeve pipe main part when improving the resistance to compression performance, make difficult deformation, increase of service life.
(3) This special heat-shrinkable bush of car oil pipe has outer stirrup through the outside evenly distributed at the bushing main part, the outside of outer stirrup evenly is provided with solid fixed ring, gu all pass outside brace rod between the fixed ring, make the outside holding power that improves this bushing main part, be difficult to damage when receiving external extrusion collision, and then improve the protective force to oil pipe, be provided with fire-retardant layer through the inside at the bushing main part simultaneously, be provided with fire blocking material and rock wool in the fire-retardant layer, fire blocking material can effectually prevent stretching of intensity of a fire when meetting open fire, play the effect of fire prevention, the security is improved, the rock wool is favorable to improving thermal-insulated effect simultaneously.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic side view of the main body of the sleeve according to the present invention;
fig. 3 is a schematic side view of the outer stirrup of the present invention;
FIG. 4 is a schematic view of the cross-sectional structure of the compression-resistant ball of the present invention;
fig. 5 is an enlarged cross-sectional structure diagram of the utility model at a in fig. 2.
In the figure: 1. a cannula body; 2. an outer support rib; 3. a fixing ring; 4. an outer stirrup; 5. a reinforcing layer; 6. a pressure resistant layer; 7. a compression ball; 8. a flame retardant layer; 9. a boss portion; 10. sealing the hot melt adhesive inner ring; 11. an airway; 12. reinforcing ribs; 13. a wear layer; 14. a cavity; 15. a return spring wire; 16. a compression resistant part; 17. fireproof blocking; 18. rockwool.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: a heat-shrinkable sleeve special for an automobile oil pipe comprises a sleeve main body 1, external support ribs 2, a compression-resistant layer 6 and a hot melt adhesive sealing inner ring 10, wherein outer stirrups 4 are uniformly arranged on the outer side of the sleeve main body 1, fixing rings 3 are uniformly arranged on the outer sides of the outer stirrups 4, the fixing rings 3 are symmetrically distributed on the left and right of the outer stirrups 4, and the external support ribs 2 transversely penetrate through the fixing rings 3;
the external supporting force of the casing main body 1 is improved, and the casing main body is not easy to damage when being extruded and collided by the outside, so that the protection force on an oil pipe is improved;
the inner part of the sleeve main body 1 is provided with a sealing hot melt adhesive inner ring 10, the inner wall of the sealing hot melt adhesive inner ring 10 is uniformly provided with convex parts 9, and air passages 11 are formed between the convex parts 9;
sleeving the sleeve main body 1 outside an automobile oil pipe, enabling the sealed hot melt adhesive inner ring 10 to be in contact with the outer wall of the oil pipe, forming an air passage 11 for air to flow between the boss part 9 and the outer wall of the oil pipe, heating the sleeve main body 1, and discharging air in the air passage 11 until the inner wall of the sleeve main body 1 is bonded with the outer wall of the oil pipe when the sleeve main body 1 is heated and shrunk, so that a gas blocking phenomenon generated when the sleeve main body 1 is heated and shrunk is avoided, the shrinking efficiency and the shrinking effect of the sleeve main body 1 are improved, and the tightness of connection with the oil pipe is improved;
a flame-retardant layer 8 is arranged in the sleeve main body 1 outside the sealed hot melt adhesive inner ring 10, fireproof blocking materials 17 are uniformly filled in the flame-retardant layer 8, the fireproof blocking materials 17 are thermoplastic elastomers, and rock wool 18 is uniformly filled between the fireproof blocking materials 17;
the fireproof blocking material 17 is made of a thermoplastic elastomer material, so that the fire can be effectively prevented from spreading when exposed fire occurs, the fireproof effect is achieved, the safety is improved, and meanwhile, the rock wool 18 is favorable for improving the heat insulation effect;
the pressure-resistant layer 6 is arranged in the sleeve main body 1 outside the flame-retardant layer 8, the pressure-resistant balls 7 are uniformly arranged in the pressure-resistant layer 6, the cavities 14 are formed in the central positions of the interiors of the pressure- resistant balls 7, 4 reset spring wires 15 are arranged in the cavities 14, included angles among the reset spring wires 15 are 90 degrees, pressure-resistant pieces 16 are uniformly distributed in the pressure-resistant balls 7 outside the cavities 14, the pressure-resistant pieces 16 are made of silica gel materials, and the pressure-resistant pieces 16 are all in a semicircular arc structure;
when the sleeve is impacted by external force, the impact force can be absorbed and dispersed through the deformation and the recovery of the reset spring wire 15 and the compression resistant piece 16, the compression resistance is improved, the anti-distortion capability of the sleeve main body 1 is improved, the sleeve main body is not easy to deform, and the service life is prolonged;
be provided with enhancement layer 5 in the sleeve pipe main part 1 in the anti-pressure layer 6 outside, the inside of enhancement layer 5 evenly is provided with strengthening rib 12, and strengthening rib 12 all is "worker" style of calligraphy structure, improves sleeve pipe main part 1's structural strength, and sleeve pipe main part 1's the outside is provided with wearing layer 13, improves surface wear resistance.
The working principle is as follows: when the sleeve is used, the sleeve main body 1 is sleeved outside an automobile oil pipe, the sealed hot melt adhesive inner ring 10 is contacted with the outer wall of the oil pipe, an air passage 11 for air to flow is formed between the protruding part 9 and the outer wall of the oil pipe, then the sleeve main body 1 is heated, when the sleeve main body 1 is heated and shrunk, air in the air passage 11 is discharged until the inner wall of the sleeve main body 1 is bonded with the outer wall of the oil pipe, so that the phenomenon of suffocating when the sleeve main body 1 is heated and shrunk is avoided, the shrinking efficiency and the shrinking effect of the sleeve main body 1 are improved, the tightness of connection with the oil pipe is increased, the flame-retardant layer 8 is arranged inside the sleeve main body 1, the flame-retardant material 17 and the rock wool 18 are arranged in the flame-retardant layer 8, the flame-retardant material 17 is made of thermoplastic elastomer, the spreading of fire can be effectively prevented when open fire occurs, in addition, a reinforcing layer 5 and a pressure-resistant layer 6 are arranged inside the side wall of the sleeve main body 1, reinforcing ribs 12 are distributed in the reinforcing layer 5 in a concentric circle structure, which is favorable for improving the structural strength of the side wall of the sleeve main body 1, pressure-resistant balls 7 are uniformly arranged inside the pressure-resistant layer 6, cavities 14 are arranged inside the pressure-resistant balls 7, reset spring wires 15 are uniformly distributed in the cavities 14, and pressure-resistant pieces 16 made of silica gel with semi-arc structures are uniformly arranged inside the pressure-resistant balls 7 outside the cavities 14, so that when the pressure-resistant balls are impacted by external force, impact force can be absorbed and dispersed through the deformation and the recovery of the reset spring wires 15 and the pressure-resistant pieces 16, the anti-twisting capability of the sleeve main body 1 is improved while the pressure-resistant performance is improved, deformation is not easy, the service life is prolonged, meanwhile, outer stirrups 4 are uniformly distributed outside the sleeve main body 1, and fixing rings, all passed between solid fixed ring 3 has outside brace rod 2 for improve the outside holding power of this sleeve pipe main part 1, be difficult to damage when receiving external extrusion collision, and then improve the protective force to oil pipe.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a special heat shrinkage bush of auto oil pipe, includes sleeve pipe main part (1), outside brace rod (2), resistance to compression layer (6) and sealed hot melt adhesive inner circle (10), its characterized in that: the utility model discloses a fire-retardant sleeve pipe, including sleeve pipe main part (1), the outside of sleeve pipe main part (1) evenly is provided with outer stirrup (4), and the outside of outer stirrup (4) evenly is provided with solid fixed ring (3), the inside of sleeve pipe main part (1) is provided with sealed hot melt adhesive inner circle (10), and is provided with fire-retardant layer (8) in sleeve pipe main part (1) in the sealed hot melt adhesive inner circle (10) outside, be provided with in sleeve pipe main part (1) in the fire-retardant layer (8) outside and resist compression layer (6) inside evenly is provided with resist compression ball (7), be provided with enhancement layer (5) in sleeve pipe main part (1) in the resist compression layer (6) outside, and the outside of sleeve pipe main part (1.
2. The heat shrinkable sleeve special for the automobile oil pipe as claimed in claim 1, wherein: the fixing rings (3) are symmetrically distributed on the left and right of the outer hoop reinforcement (4), and the outer support reinforcements (2) transversely penetrate through the fixing rings (3).
3. The heat shrinkable sleeve special for the automobile oil pipe as claimed in claim 1, wherein: reinforcing ribs (12) are uniformly arranged inside the reinforcing layer (5), and the reinforcing ribs (12) are in an I-shaped structure.
4. The heat shrinkable sleeve special for the automobile oil pipe as claimed in claim 1, wherein: the pressure-resistant ball is characterized in that a cavity (14) is formed in the center of the interior of the pressure-resistant ball (7), 4 reset spring wires (15) are arranged in the cavity (14), included angles among the reset spring wires (15) are 90 degrees, and pressure-resistant pieces (16) are uniformly distributed in the pressure-resistant ball (7) on the outer side of the cavity (14).
5. The heat shrinkable sleeve special for the automobile oil pipe as claimed in claim 1, wherein: the inside of fire-retardant layer (8) is evenly filled with fire prevention putty (17), and fire prevention putty (17) are thermoplastic elastomer, evenly fill between fire prevention putty (17) has rock wool (18).
6. The heat shrinkable sleeve special for the automobile oil pipe as claimed in claim 1, wherein: the inner wall of the sealed hot melt adhesive inner ring (10) is uniformly provided with convex parts (9), and air passages (11) are formed between the convex parts (9).
7. The heat shrinkable sleeve special for the automobile oil pipe as claimed in claim 4, wherein: the compression resistant parts (16) are made of silica gel materials, and the compression resistant parts (16) are of semi-arc structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022594676.1U CN213712320U (en) | 2020-11-11 | 2020-11-11 | Special heat-shrinkable sleeve for automobile oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022594676.1U CN213712320U (en) | 2020-11-11 | 2020-11-11 | Special heat-shrinkable sleeve for automobile oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213712320U true CN213712320U (en) | 2021-07-16 |
Family
ID=76804564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022594676.1U Active CN213712320U (en) | 2020-11-11 | 2020-11-11 | Special heat-shrinkable sleeve for automobile oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213712320U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113707981A (en) * | 2021-08-31 | 2021-11-26 | 深圳市优特利能源股份有限公司 | Cylindrical battery pack battery |
-
2020
- 2020-11-11 CN CN202022594676.1U patent/CN213712320U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113707981A (en) * | 2021-08-31 | 2021-11-26 | 深圳市优特利能源股份有限公司 | Cylindrical battery pack battery |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213712320U (en) | Special heat-shrinkable sleeve for automobile oil pipe | |
| CN210669367U (en) | Flame-retardant fireproof pipe sleeve for power cable | |
| CN112253895A (en) | Special heat-shrinkable sleeve for automobile oil pipe | |
| CN106961089B (en) | A kind of high-voltage cable middle joint waterproof anti-explosion flame failure protection shell | |
| CN112186707A (en) | Fireproof flame-proof type cable intermediate joint | |
| CN107104413B (en) | A kind of cable connector reinforcing device | |
| CN208335775U (en) | A kind of resistance to fire-retardant resistance to fireproof electric wire and cable | |
| CN220964307U (en) | Explosion-proof anti-deformation expansion pipe | |
| CN214850248U (en) | High-strength cable protection pipe | |
| CN215417658U (en) | High-temperature-resistant overhead insulated cable | |
| CN206712387U (en) | A kind of high-voltage cable middle joint waterproof anti-explosion flame failure protection shell | |
| CN215452491U (en) | Flexible protection device for cable intermediate joint | |
| CN210956229U (en) | High flame-retardant insulated wire and cable | |
| CN107294026A (en) | High performance cable runs through sealing device | |
| CN212296128U (en) | Portable fireproof door with sound absorption effect | |
| CN210223646U (en) | Fireproof and corrosion-resistant high-voltage cable | |
| CN114596988A (en) | Fire-resistant flame-retardant multilayer composite cable and preparation method thereof | |
| CN214119103U (en) | Explosion-proof structure of valve electric actuator | |
| WO2021031329A1 (en) | Composite fire-resistant cable | |
| CN219497449U (en) | High-flame-retardant high-temperature-resistant composite heat-shrinkable tube for electric automobile | |
| CN107800108A (en) | A kind of flexible cable joint explosion-proof box | |
| CN110761884A (en) | Heat-insulating watertight cabin-through pipe fitting for exhaust pipeline of marine diesel engine | |
| CN210052927U (en) | High-voltage cable for automobile | |
| CN216697851U (en) | Flame-retardant and fire-resistant cable | |
| CN217134063U (en) | High-temperature-resistant fireproof wire harness for aerospace |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |