CN216252145U - Telescopic lifting sleeve - Google Patents
Telescopic lifting sleeve Download PDFInfo
- Publication number
- CN216252145U CN216252145U CN202122900766.3U CN202122900766U CN216252145U CN 216252145 U CN216252145 U CN 216252145U CN 202122900766 U CN202122900766 U CN 202122900766U CN 216252145 U CN216252145 U CN 216252145U
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- CN
- China
- Prior art keywords
- pipe
- sleeve
- flame
- outer pipe
- lifting sleeve
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- 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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- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000003063 flame retardant Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 9
- 229920001971 elastomer Polymers 0.000 claims abstract description 6
- 229920002635 polyurethane Polymers 0.000 claims abstract description 6
- 239000004814 polyurethane Substances 0.000 claims abstract description 6
- 230000003064 anti-oxidating effect Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000002131 composite material Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 26
- 239000011241 protective layer Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a telescopic lifting sleeve, which comprises an outer pipe and an inner pipe. The utility model has the beneficial effects that: according to the utility model, the inner pipe is connected in the outer pipe in a sliding manner, so that the inner pipe can be lifted and pulled in the outer pipe under the matching action of the sliding block and the sliding groove, the length of the sleeve can be adjusted according to the connection length of the cable section in the use process, and the use is very convenient; the pipe body is made of the composite material, the composite material comprises the high-temperature-resistant layer made of polyurethane, the flame-retardant layer made of the flame-retardant rubber material and the insulating layer, the pipe body can be more suitable for various external complex environments, the service life of the pipe body is prolonged, the use safety of the sleeve pipe assembly is improved, and due to the design of the flame-retardant layer, when the temperature of a sleeved electric wire connector is increased due to overlarge power, the sleeve pipe is prevented from being heated to cause fire, and unpredictable economic loss is avoided.
Description
Technical Field
The utility model relates to a sleeve, in particular to a retractable lifting sleeve, and belongs to the technical field of sleeves.
Background
The shrinkable sleeve is also called a thermal shrinkage protective sleeve, provides insulation protection for electric wires, cables and electric wire terminals, has high-temperature shrinkage, flexibility, flame retardance, insulation corrosion resistance and the like, is widely used for insulation protection of various wire harnesses, welding spots and inductors and rust prevention, corrosion prevention and the like of metal pipes and bars, is usually used for an electric wire connector, is sleeved on the electric wire connector by selecting a proper thermal shrinkage sleeve, is heated by a hot air gun, and is shrunk to firmly sleeve the connector.
The existing traditional shrink-fit sleeves have some problems in use:
1) the length of the existing shrink sleeve is fixed and unchanged, and the use length of the sleeve cannot be adjusted according to the connection length of a cable terminal when the existing shrink sleeve is used, so that the range of the existing shrink sleeve is narrow in the actual use process;
2) the existing sleeve only develops the extension and contraction performance without considering the flame retardance, and when the temperature of the sheathed wire connector is increased due to excessive power, the sleeve is more prone to fire due to heat, thereby causing unpredictable economic loss.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving the above problems by providing a retractable lifting sleeve.
The utility model realizes the purpose through the following technical scheme: comprises that
The end part of one side of the outer pipe is fixedly connected with a moving block, and the end part of the other side of the outer pipe is fixedly provided with a first mounting opening;
the inner tube, it sets up in the holding tank of the inside setting of outer tube, sliding connection between its and the outer tube, and one end tip is provided with installing port two.
As a still further scheme of the utility model: the diameter size of holding tank is unanimous with the diameter size of inner tube.
As a still further scheme of the utility model: the outer wall of both sides of holding tank is fixed and has been seted up the spout, and slides in the spout and be provided with the slider, two the slider with the both sides lateral wall rigid coupling of inner tube.
As a still further scheme of the utility model: the inner tube and the outer tube are both transparent.
As a still further scheme of the utility model: the outer pipe and the inner pipe are made of the same material, an anti-oxidation protective layer is arranged on the outermost side of the outer pipe and the inner pipe, a high-temperature-resistant layer is arranged on the lower side of the anti-oxidation protective layer, a flame-retardant layer is arranged on the lower side of the high-temperature-resistant layer, and an insulating layer is arranged on the lower side of the flame-retardant layer.
As a still further scheme of the utility model: the high temperature resistant layer is composed of a polyurethane layer.
As a still further scheme of the utility model: the flame-retardant layer is made of a flame-retardant rubber material.
The utility model has the beneficial effects that:
1) according to the utility model, the inner pipe is connected in the outer pipe in a sliding manner, so that the inner pipe can be lifted and pulled in the outer pipe under the matching action of the sliding block and the sliding groove, the length of the sleeve can be adjusted according to the connection length of the cable section in the use process, and the use is very convenient;
2) the pipe body is made of the composite material, the composite material comprises the high-temperature-resistant layer made of polyurethane, the flame-retardant layer made of the flame-retardant rubber material and the insulating layer, the pipe body can be more suitable for various external complex environments, the service life of the pipe body is prolonged, the use safety of the sleeve pipe assembly is improved, and due to the design of the flame-retardant layer, when the temperature of a sleeved electric wire connector is increased due to overlarge power, the sleeve pipe is prevented from being heated to cause fire, and unpredictable economic loss is avoided.
Drawings
FIG. 1 is a schematic view of a lifting sleeve according to the present invention;
FIG. 2 is a schematic view of a connection section of the uplifted sleeve according to the present invention;
FIG. 3 is a schematic cross-sectional view of the tube body of the lifting sleeve according to the present invention.
In the figure: 1. the anti-oxidation device comprises an outer pipe, 2, a moving block, 3, a moving block, 4, a sliding groove, 5, a sliding block, 6, an inner pipe, 7, a second mounting opening, 8, an accommodating groove, 9, an anti-oxidation protective layer, 10, a high-temperature-resistant layer, 11, a flame-retardant layer, 12 and an insulating layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to FIGS. 1 to 3, a retractable lifting sleeve comprises
The device comprises an outer pipe 1, a movable block 3 and a mounting opening I2, wherein one end part of the outer pipe is fixedly connected with the movable block 3, and the other end part of the outer pipe is fixedly provided with the mounting opening I2;
and the inner pipe 6 is arranged in the accommodating groove 8 arranged in the outer pipe 1, is connected with the outer pipe 1 in a sliding manner, and is provided with a second mounting opening 7 at one end.
In the embodiment of the present invention, the diameter of the accommodating groove 8 is the same as the diameter of the inner tube 6, so that the inner tube 6 does not shake when moving in the outer tube 1.
In the embodiment of the utility model, the inner pipe 6 and the outer pipe 1 are both transparent, so that when the wire joint is wrapped, the wrapping condition can be clearly observed, and the problem of poor contact between the joints during wrapping can be timely found out.
In the embodiment of the present invention, the outer walls of the two sides of the accommodating groove 8 are fixedly provided with the sliding grooves 4, the sliding blocks 5 are slidably arranged in the sliding grooves 4, and the two sliding blocks 5 are fixedly connected with the side walls of the two sides of the inner tube 6, so as to conveniently limit the moving track of the inner tube 6, and prevent the inner tube 6 from being pulled out from the outer tube 1 in the lifting process.
Example two
Referring to FIGS. 1 to 3, a retractable lifting sleeve comprises
The device comprises an outer pipe 1, a movable block 3 and a mounting opening I2, wherein one end part of the outer pipe is fixedly connected with the movable block 3, and the other end part of the outer pipe is fixedly provided with the mounting opening I2;
and the inner pipe 6 is arranged in the accommodating groove 8 arranged in the outer pipe 1, is connected with the outer pipe 1 in a sliding manner, and is provided with a second mounting opening 7 at one end.
In the embodiment of the utility model, the outer tube 1 and the inner tube 6 are made of the same material, the outermost side of the outer tube is provided with the oxidation resistant protective layer 9, the lower side of the oxidation resistant protective layer 9 is provided with the high temperature resistant layer 10, the lower side of the high temperature resistant layer 10 is provided with the flame retardant layer 11, and the lower side of the flame retardant layer 11 is provided with the insulating layer 12, so that the use safety of the sleeve assembly is improved when the sleeve is used.
In the embodiment of the present invention, the high temperature resistant layer 10 is made of polyurethane, so as to improve the high temperature resistance of the sleeve.
In the embodiment of the present invention, the flame retardant layer 11 is made of a flame retardant rubber material, so that the sleeve can be prevented from catching fire when being heated and shrunk.
The working principle is as follows: when the retractable lifting sleeve is used, firstly, the sleeve is sleeved at one end of a cable connecting terminal, then, the terminals of two cables are connected, the sleeve is moved to a connector of the cable, the inner tube 6 is lifted according to the connecting length of the cable terminal to be pulled out from the outer tube 1, so that the length of the sleeve is adjusted, then, a hot air gun is used for heating the sleeve, the sleeve is heated and shrunk, and further, the connecting terminal is wrapped, the sleeve body is made of a composite material, the composite material comprises a high temperature resistant layer 10 formed by polyurethane, a flame retardant layer 11 formed by a flame retardant rubber material and an insulating layer 12, so that the sleeve can be more suitable for various external complex environments, the service life of the sleeve is prolonged, the use safety of the sleeve assembly is improved, and the design of the flame retardant layer 11 can ensure that when the temperature of a sleeved electric wire connector rises due to excessive power, the sleeve is prevented from generating fire due to heating, and unpredictable economic loss is avoided.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model 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.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A retractable lifting sleeve is characterized by comprising
The device comprises an outer pipe (1), a moving block (3) is fixedly connected to one end of the outer pipe, and a first mounting opening (2) is fixedly arranged at the other end of the outer pipe;
the inner pipe (6) is arranged in an accommodating groove (8) formed in the outer pipe (1), is connected with the outer pipe (1) in a sliding mode, and is provided with a second mounting opening (7) at one end.
2. The retractable lifting sleeve of claim 1, wherein: the diameter of the accommodating groove (8) is consistent with that of the inner pipe (6).
3. The retractable lifting sleeve of claim 1, wherein: fixed spout (4) of having seted up on the both sides outer wall of holding tank (8), and spout (4) are slided and are provided with slider (5), two slider (5) with the both sides lateral wall rigid coupling of inner tube (6).
4. The retractable lifting sleeve of claim 1, wherein: the inner tube (6) and the outer tube (1) are both transparent.
5. The retractable lifting sleeve of claim 1, wherein: the outer pipe (1) and the inner pipe (6) are made of the same material, an anti-oxidation protection layer (9) is arranged on the outermost side of the outer pipe, a high-temperature-resistant layer (10) is arranged on the lower side of the anti-oxidation protection layer (9), a flame-retardant layer (11) is arranged on the lower side of the high-temperature-resistant layer (10), and an insulating layer (12) is arranged on the lower side of the flame-retardant layer (11).
6. The retractable lifting sleeve of claim 5, wherein: the high temperature resistant layer (10) is composed of a polyurethane layer.
7. The retractable lifting sleeve of claim 5, wherein: the flame-retardant layer (11) is made of a flame-retardant rubber material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122900766.3U CN216252145U (en) | 2021-11-24 | 2021-11-24 | Telescopic lifting sleeve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202122900766.3U CN216252145U (en) | 2021-11-24 | 2021-11-24 | Telescopic lifting sleeve |
Publications (1)
Publication Number | Publication Date |
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CN216252145U true CN216252145U (en) | 2022-04-08 |
Family
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Family Applications (1)
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CN202122900766.3U Active CN216252145U (en) | 2021-11-24 | 2021-11-24 | Telescopic lifting sleeve |
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CN (1) | CN216252145U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114837364A (en) * | 2022-05-09 | 2022-08-02 | 北华航天工业学院 | Double-helix flexible fabric-based intelligent fireproof line based on thermoelectric and piezoresistive effects |
-
2021
- 2021-11-24 CN CN202122900766.3U patent/CN216252145U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114837364A (en) * | 2022-05-09 | 2022-08-02 | 北华航天工业学院 | Double-helix flexible fabric-based intelligent fireproof line based on thermoelectric and piezoresistive effects |
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