CN214588257U - High-tightness heat-shrinkable sleeve - Google Patents
High-tightness heat-shrinkable sleeve Download PDFInfo
- Publication number
- CN214588257U CN214588257U CN202120579407.XU CN202120579407U CN214588257U CN 214588257 U CN214588257 U CN 214588257U CN 202120579407 U CN202120579407 U CN 202120579407U CN 214588257 U CN214588257 U CN 214588257U
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- CN
- China
- Prior art keywords
- pipe
- auxiliary
- heat
- shrinkable sleeve
- auxiliary 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 238000005476 soldering Methods 0.000 claims abstract description 11
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 229920000098 polyolefin Polymers 0.000 claims description 6
- 239000004831 Hot glue Substances 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000004078 waterproofing Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model is suitable for the technical field of heat-shrinkable sleeves, and provides a heat-shrinkable sleeve with high sealing performance, which comprises a heat-shrinkable sleeve main body and an auxiliary part, wherein the heat-shrinkable sleeve main body consists of a main pipe, a first auxiliary pipe and a second auxiliary pipe, the right end of the first auxiliary pipe is fixedly connected with the right end of the main pipe, the left end of the second auxiliary pipe is fixedly connected with the left end of the main pipe, a positioning ring is arranged in the middle of the main pipe, a soldering tin ring is arranged on the inner wall of the positioning ring, waterproof rings are arranged on the first auxiliary pipe and the second auxiliary pipe, the first auxiliary pipe and the second auxiliary pipe are both of a double-layer structure, the outer side of the first auxiliary pipe and the second auxiliary pipe is an outer pipe, the inner wall of the outer pipe is provided with an inner pipe, the waterproof rings are nested and fixed in the outer pipe and the inner pipe, the auxiliary part consists of an upper part and a lower part, four positioning columns are arranged on the upper part, four clamping holes are arranged on the lower part, the positioning columns are in one-to-one correspondence with the clamping hole positions, the upper part and the lower part are mutually connected with the clamping holes through the positioning columns, the problem of among the prior art pyrocondensation bushing leakproofness be short of, the wire passes inconvenient is solved.
Description
Technical Field
The utility model belongs to the technical field of heat-shrinkable tube, especially, relate to a heat-shrinkable tube that leakproofness is high.
Background
The heat shrinkable tube is a special polyolefin heat shrinkable sleeve. The outer layer is made of high-quality soft cross-linked polyolefin material and the inner layer is made of hot melt adhesive through composite processing, the outer layer has the advantages of softness, low-temperature shrinkage, insulation, corrosion resistance, wear resistance and the like, and the inner layer has the advantages of low melting point, good adhesion, water resistance, sealing performance, mechanical strain buffer performance and the like. The waterproof wire harness is widely applied to occasions such as wiring waterproofing and air leakage prevention of electronic equipment, sealing waterproofing of multi-strand wire harnesses (such as household appliance wire harnesses, automobile wire harnesses and the like), sealing waterproofing of wire and cable branches, corrosion protection of metal pipelines, repair of wire and cables, wiring waterproofing of water pumps and submersible pumps and the like.
However, the prior art heat shrink still has disadvantages when used for protection of wire connections: 1. the heat-shrinkable tubing in the prior art has poor sealing performance, is easy to permeate water particularly at the end face where the heat-shrinkable tubing is bonded with a lead, is easy to loosen after a long time, has a gap with the lead and further loses the protection effect; 2. when the heat-shrinkable tubing is used for protecting the connection of the wires in the prior art, the wires need to be firstly penetrated into the heat-shrinkable tubing, and under the condition that a plurality of thicker wires or copper wires at the upper disconnection part are more, the wires are difficult to penetrate through the heat-shrinkable tubing, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heat-shrinkable tube that leakproofness is high aims at solving the heat-shrinkable tube leakproofness among the prior art and is short of, the wire passes inconvenient problem.
The utility model is realized in such a way, a heat-shrinkable sleeve with high sealing performance is characterized by comprising a heat-shrinkable sleeve main body and an auxiliary part, wherein the heat-shrinkable sleeve main body consists of a main pipe, a first auxiliary pipe and a second auxiliary pipe, the first auxiliary pipe is fixedly connected with the right end of the main pipe, the second auxiliary pipe is fixedly connected with the left end of the main pipe, a positioning ring is arranged in the middle of the main pipe, a soldering tin ring is arranged on the inner wall of the positioning ring, waterproof rings are arranged on the first auxiliary pipe and the second auxiliary pipe, the first auxiliary pipe and the second auxiliary pipe are both of a double-layer structure, the outer side of the first auxiliary pipe and the second auxiliary pipe is an outer pipe, the inner wall of the outer pipe is provided with an inner pipe, the waterproof rings are nested and fixed in the outer pipe and the inner pipe, the auxiliary part consists of an upper part and a lower part, the upper part is provided with four positioning columns, the lower part is provided with four clamping holes, the positioning columns correspond to the clamping holes one by one, and the upper part and the lower part are connected with the clamping holes through the positioning columns.
Furthermore, the front end of the auxiliary piece is in an opening arrangement, the rear end of the auxiliary piece is provided with an insertion tube, and the auxiliary piece is connected with the heat-shrinkable sleeve main body in a nested manner through the insertion tube.
Furthermore, the two waterproof rings are arranged on the first auxiliary pipe and the second auxiliary pipe, the distance between every two adjacent waterproof rings is 20cm, and the two waterproof rings are arranged in a central symmetry mode by taking the positioning ring as a center.
Furthermore, the main pipe and the inner wall of the inner pipe are both provided with adhesives.
Furthermore, the diameter of the inner wall of the inner pipe is equal to the diameter of the inner wall of the soldering tin ring.
Furthermore, the main pipe, the outer pipe and the inner pipe are made of polyolefin alloy, and the waterproof ring is made of waterproof hot melt adhesive.
About implementing the utility model discloses a beneficial technological effect does: because all be provided with two waterproof rings on first auxiliary pipe and the second auxiliary pipe, so greatly strengthened waterproof nature and gas tightness, owing to be provided with the auxiliary member, and the auxiliary member front end sets up for opening a mouthful, so pass heat shrinkage bush for the wire and provide the convenience, because first auxiliary pipe and the vice pipe of second are bilayer structure, so further strengthened sealing performance, because the holding ring inboard is provided with the soldering tin ring, so can melt after the heating, adhere to in the wire junction with wire "welding" together after the cooling, the steadiness of reinforcing connection.
Drawings
Fig. 1 is a schematic view of the appearance structure of the present invention;
FIG. 2 is a cross-sectional view of the present invention
FIG. 3 is a schematic view of the auxiliary device of the present invention;
the utility model discloses a waterproof ring department section view on figure 4.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 4, the utility model relates to a heat-shrinkable tubing with high sealing performance, which is characterized in that the heat-shrinkable tubing comprises a heat-shrinkable tubing body 1 and an auxiliary member 2, the heat-shrinkable tubing body 1 comprises a main tube 101, a first auxiliary tube 102 and a second auxiliary tube 103, the first auxiliary tube 102 is fixedly connected with the right end of the main tube 101, the second auxiliary tube 103 is fixedly connected with the left end of the main tube 101, a positioning ring 104 is arranged in the middle of the main tube 101, a soldering ring 105 is arranged on the inner wall of the positioning ring 104, waterproof rings 106 are arranged on the first auxiliary tube 102 and the second auxiliary tube 103, the first auxiliary tube 102 and the second auxiliary tube 103 are both of a double-layer structure, an outer tube 107 is arranged outside the first auxiliary tube 102 and the second auxiliary tube 103, an inner tube 108 is arranged on the inner wall of the outer tube 107, the waterproof rings 106 are nested and fixed in the outer tube 107 and the inner tube 108, the auxiliary member 2 comprises an upper member 201 and a lower member 202, four positioning columns 203 are arranged on the upper member 201, four clamping holes 204 are arranged on the lower member 202, the positioning posts 203 correspond to the card holes 204 in position one by one, and the upper part 201 and the lower part 202 are connected with each other through the positioning posts 203 and the card holes 204.
The front end of the auxiliary part 2 is arranged in a mouth opening mode, the rear end of the auxiliary part 2 is provided with an insertion tube 205, and the auxiliary part 2 is connected with the heat-shrinkable sleeve main body 1 in a nested mode through the insertion tube 205, so that a lead can be conveniently inserted into the heat-shrinkable sleeve.
Two waterproof rings 106 are arranged on the first auxiliary pipe 102 and the second auxiliary pipe 103, the distance between two adjacent waterproof rings 106 is 20cm, and the waterproof rings are symmetrically arranged by taking the positioning ring 104 as a center, so that the waterproofness and the air tightness are enhanced, and the fact that impurities cannot enter the connecting part of the lead is ensured.
The inner walls of the main pipe 101 and the inner pipe 108 are both provided with adhesives, and the heat-shrinkable sleeve is firmly bonded on the conductor after being heated and shrunk, so that loosening and gap generation are prevented.
The diameter of the inner wall of the inner pipe 108 is equal to that of the inner wall of the soldering tin ring 105, so that the size of the inner wall of the heat-shrinkable sleeve is consistent, and the lead can be conveniently inserted and passed through.
The main pipe 101, the outer pipe 107 and the inner pipe 108 are made of polyolefin alloy, the waterproof ring 106 is made of waterproof hot melt adhesive, the polyolefin material enhances corrosion resistance and wear resistance, and the hot melt adhesive has high adhesiveness and waterproof sealing effect.
The utility model discloses a theory of operation does: when using the utility model relates to a during the protective sheath of wire junction, earlier insert heat-shrinkable tube main part 1 through the opening of auxiliary member 2 with a wire that needs to connect, insert from auxiliary member 2 of opposite side again, then be connected another wire with this wire, connect the back that finishes, remove heat-shrinkable tube main part 1, make holding ring 104 be located the wire junction, then extract auxiliary member 2, open upper portion spare 201 and lower part 202, can take off auxiliary member 2 from the wire, then use hot-blast heater heating heat-shrinkable tube main part 1, heat-shrinkable tube main part 1 is heated the shrink and is hugged closely on the wire, soldering tin ring 105 is heated and is melted with wire "welding" together, guarantee the connection steadiness, waterproof ring 106 is heated and also melts and bonds on the wire, can guarantee the sealing performance of connecting from this.
About implementing the utility model discloses a beneficial technological effect does: because two waterproof rings 106 are arranged on the first auxiliary pipe 102 and the second auxiliary pipe 103, the waterproofness and the air tightness are greatly enhanced, the auxiliary part 2 is arranged, the front end of the auxiliary part 2 is arranged in an opening mode, convenience is provided for the lead to penetrate through the heat-shrinkable sleeve main body 1, the sealing performance is further enhanced because the first auxiliary pipe 102 and the second auxiliary pipe 103 are of a double-layer structure, the inner side of the positioning ring 104 is provided with the soldering tin ring 105, the soldering tin ring can be melted after heating, the lead is welded together at the joint of the lead after cooling, and the connection stability is enhanced.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A heat-shrinkable sleeve with high sealing performance is characterized in that: the heat-shrinkable sleeve comprises a heat-shrinkable sleeve main body (1) and an auxiliary part (2), wherein the heat-shrinkable sleeve main body (1) consists of a main pipe (101), a first auxiliary pipe (102) and a second auxiliary pipe (103), the first auxiliary pipe (102) is fixedly connected with the right end of the main pipe (101), the second auxiliary pipe (103) is fixedly connected with the left end of the main pipe (101), a positioning ring (104) is arranged in the middle of the main pipe (101), a soldering tin ring (105) is arranged on the inner wall of the positioning ring (104), waterproof rings (106) are arranged on the first auxiliary pipe (102) and the second auxiliary pipe (103), the first auxiliary pipe (102) and the second auxiliary pipe (103) are both of a double-layer structure, an outer pipe (107) is arranged on the outer sides of the first auxiliary pipe (102) and the second auxiliary pipe (103), an inner pipe (108) is arranged on the inner wall of the outer pipe (107), and the waterproof rings (106) are fixed in the outer pipe (107) and the inner pipe (108) in a nesting manner, the auxiliary part (2) is composed of an upper part (201) and a lower part (202), four positioning columns (203) are arranged on the upper part (201), four clamping holes (204) are formed in the lower part (202), the positioning columns (203) correspond to the clamping holes (204) in position one by one, and the upper part (201) and the lower part (202) are connected with the clamping holes (204) through the positioning columns (203).
2. The heat shrinkable sleeve with high sealability of claim 1, wherein: the front end of the auxiliary piece (2) is arranged in a mouth opening mode, the rear end of the auxiliary piece (2) is provided with an insertion tube (205), and the auxiliary piece (2) is connected with the heat-shrinkable sleeve main body (1) in a nesting mode through the insertion tube (205).
3. The heat shrinkable sleeve with high sealability of claim 1, wherein: the number of the waterproof rings (106) is two, the distance between two adjacent waterproof rings (106) is 20cm, and the two waterproof rings are symmetrically arranged by taking the positioning ring (104) as a center.
4. The heat shrinkable sleeve with high sealability of claim 1, wherein: the inner walls of the main pipe (101) and the inner pipe (108) are both provided with adhesives.
5. The heat shrinkable sleeve with high sealability of claim 1, wherein: the diameter of the inner wall of the inner pipe (108) is equal to that of the inner wall of the soldering tin ring (105).
6. The heat shrinkable sleeve with high sealability of claim 1, wherein: the main pipe (101), the outer pipe (107) and the inner pipe (108) are made of polyolefin alloy, and the waterproof ring (106) is made of waterproof hot melt adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120579407.XU CN214588257U (en) | 2021-03-22 | 2021-03-22 | High-tightness heat-shrinkable sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120579407.XU CN214588257U (en) | 2021-03-22 | 2021-03-22 | High-tightness heat-shrinkable sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214588257U true CN214588257U (en) | 2021-11-02 |
Family
ID=78355010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120579407.XU Expired - Fee Related CN214588257U (en) | 2021-03-22 | 2021-03-22 | High-tightness heat-shrinkable sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214588257U (en) |
-
2021
- 2021-03-22 CN CN202120579407.XU patent/CN214588257U/en not_active Expired - Fee Related
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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: 20211102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |