CN209730217U - A kind of three-dimensional circle heat shrinkable terminal - Google Patents
A kind of three-dimensional circle heat shrinkable terminal Download PDFInfo
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- CN209730217U CN209730217U CN201920768199.0U CN201920768199U CN209730217U CN 209730217 U CN209730217 U CN 209730217U CN 201920768199 U CN201920768199 U CN 201920768199U CN 209730217 U CN209730217 U CN 209730217U
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- China
- Prior art keywords
- pyrocondensation
- wall pipe
- terminal
- wall
- extension tube
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Abstract
The utility model relates to a kind of three-dimensional circle heat shrinkable terminals, belong to terminal technical field, including three pyrocondensation wall pipes, naked terminal is fixedly connected between the end of three pyrocondensation wall pipes, extension tube is arranged with outside each pyrocondensation wall pipe, the locating part for limiting extension tube position is provided between the extension tube and the pyrocondensation wall pipe, the connector of wiring is sequentially inserted into naked terminal when use, then extension tube is pulled, so that extension tube is extended to after all wrapping the connector of wiring, then the connecting terminal is heated, heated will be contracted to of heat-shrink tube wraps the object in heat-shrink tube at this time, the utility model have can connect three piece-root grafting lines simultaneously, increase the beneficial effect of applicability.
Description
Technical field
The utility model relates to terminal technical field more particularly to a kind of three-dimensional circle heat shrinkable terminals.
Background technique
Due to automating in recent years, industrial equipment, automobile and other industries development is swift and violent, security performance of the people to product facility
More stringent requirements are proposed, and wherein the safety of electrical system is particularly subject to pay attention to, and the wiring of previous electrical system generally uses
The connector of PVC material production, but such product can make plain conductor exposed in air, and safety cannot ensure.
Application publication number is to disclose a kind of pyrocondensation waterproof terminal, including pyrocondensation in the Chinese patent of CN107457463A
Single pyrocondensation wall pipe, solder ring, big rubber ring and small rubber ring are equipped with solder ring, big rubber ring and small rubber ring in pyrocondensation list pyrocondensation wall pipe,
Wherein, big rubber ring and small rubber ring are located at the two sides setting of solder ring, by pyrocondensation list pyrocondensation wall Guan Jiare, pyrocondensation list when use
Pyrocondensation wall pipe will be shunk, and the both threads that will will be connect at this time are closely set up, and big rubber ring and small rubber ring can melt at this time,
Certain cementation is played, solder ring will also melt when heated, and the both threads that will be connect firmly connect, so that even
Mode is connect to stablize, it is easy to operate.
But in above-mentioned technical proposal, only both threads cable is supported to carry out wiring simultaneously, affects the suitable of above-mentioned technical proposal
The property used.
Utility model content
The purpose of this utility model is to provide a kind of three-dimensional circle heat shrinkable terminal, have can three cables carry out simultaneously
Wiring, the advantages of improving applicability.
The above-mentioned purpose of the utility model technical scheme is that
A kind of three-dimensional circle heat shrinkable terminal, including three pyrocondensation wall pipes, it is fixed between the end of three pyrocondensation wall pipes
It is connected with naked terminal, extension tube is arranged with outside each pyrocondensation wall pipe, is set between the extension tube and the pyrocondensation wall pipe
It is equipped with the locating part for limiting extension tube position.
Implement above-mentioned technical proposal, the connector of wiring is sequentially inserted into naked terminal by when use, extension tube is then pulled,
So that extension tube is extended to after all wrapping the connector of wiring, the connecting terminal is then heated, heat-shrink tube is heated at this time will
It is contracted to and wraps the object in heat-shrink tube, three piece-root grafting lines can be connected simultaneously in this way, can also only access two piece-root grafting lines, increase
The applicability of the heat shrinkable terminal.
Further, the locating part includes circumferentially being arranged in pyrocondensation wall pipe far from naked terminal end periphery wall along pyrocondensation wall pipe
Limiting slot and corresponding limiting slot limited block of the extension tube on naked terminal end internal perisporium, the pipe of the pyrocondensation wall pipe are set
For diameter by increasing to separate naked terminal end close to limiting slot, outer diameter of the pyrocondensation wall pipe at limiting slot is equal to extension tube
Internal diameter.
Implement above-mentioned technical proposal, after pulling extension tube to be clamped to limited block to limiting slot, extension tube and pyrocondensation wall pipe
Between relative position will remain unchanged so that extension tube is not easy to separate or reset with pyrocondensation wall pipe, improve the heat
The safety of contracting terminal.
Further, anti-skid bulge is provided on the periphery wall of the extension tube.
Implement above-mentioned technical proposal, mobile extension tube of being more convenient in this way.
Further, on internal perisporium of the pyrocondensation wall pipe far from naked terminal section be provided with heat on the internal perisporium of extension tube
Melt layer.
Implement above-mentioned technical proposal, during being heated, hot melt adhesive layer will melt connecting terminal, by heat-shrink tube with
Wiring is bonded together so that connector can be connect with naked terminal it is more stable, while increase heat-shrink tube and wiring it
Between leakproofness, play the effect of waterproof.
Further, the naked terminal, which is located on the periphery wall of the part outside pyrocondensation wall pipe, is enclosed with insulating layer, described naked
Fixation hole is offered as the center of circle using the crosspoint of the axis of multiple pyrocondensation wall pipes on terminal.
Implement above-mentioned technical proposal, so that staff is not easy to get an electric shock because exposed naked terminal is accidentally touched, and can
It is more convenient the heat shrinkable terminal to be fixed to the position of needs by screw or hook by fixation hole.
Further, each pyrocondensation wall pipe is circumferentially provided with gold along pyrocondensation wall pipe on the internal perisporium of naked terminal section
Belong to plate, the metal plate and naked terminal, which are located on the peripheral wall of the part in pyrocondensation wall pipe, offers multiple through-holes, the metal
Soldering-tin layer is provided between plate and pyrocondensation wall pipe, between naked terminal and pyrocondensation wall pipe.
Implement above-mentioned technical proposal, during pair of wire connection terminals is heated, soldering-tin layer will melt, and then pass through
Gap among naked terminal flows into naked terminal, and connector and naked terminal are linked together, connector and naked end are on the one hand made
Son connects even closer, on the other hand can be improved the electric conductivity of naked terminal, substantially reduces the security risk of product.
Further, partition is provided between soldering-tin layer and hot melt adhesive layer on the pyrocondensation wall pipe internal perisporium.
Implement above-mentioned technical proposal, so that after being melted down, hot melt adhesive is not easy to mix with scolding tin for hot melt adhesive layer and soldering-tin layer
It is combined, avoids the electric conductivity for influencing naked terminal.
Further, the extension tube has sealing convex with circumferentially arranged on internal perisporium of the pyrocondensation wall pipe far from naked terminal end
Ring.
Implement above-mentioned technical proposal, increase the leakproofness between extension tube and pyrocondensation wall pipe and wiring, plays waterproof action.
In conclusion the utility model has the following beneficial effects:
One, three piece-root grafting lines can be connected simultaneously, can also only access two piece-root grafting lines, increase being applicable in for the heat shrinkable terminal
Property;
Two, during pair of wire connection terminals is heated, soldering-tin layer will melt, and then pass through the sky among naked terminal
Clearance flow enters in naked terminal, and connector and naked terminal are linked together, and on the one hand makes what connector connect with naked terminal more to step up
It is close, it on the other hand can be improved the electric conductivity of naked terminal, substantially reduce the security risk of product.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the cross-sectional view in the direction A-A in Fig. 1.
Appended drawing reference: 1, pyrocondensation wall pipe；11, metal plate；111, through-hole；112, partition；12, soldering-tin layer；13, hot melt adhesive
Layer；14, extension tube；141, limited block；142, anti-skid bulge；15, limiting slot；16, bulge loop is sealed；2, naked terminal；21, fixed
Hole.
Specific embodiment
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
As shown in Figure 1, a kind of three-dimensional circle heat shrinkable terminal, including three pyrocondensation wall pipes 1, the end of three pyrocondensation wall pipes 1
Between be fixedly connected with naked terminal 2, be arranged with extension tube 14 outside each pyrocondensation wall pipe 1, be arranged on the periphery wall of extension tube 14
There is anti-skid bulge 142, in order to mobile extension tube 14, in the present embodiment, pyrocondensation wall pipe 1 and extension tube 14 are by polyolefin system
At, and the angle formed between each pyrocondensation wall pipe 1 and adjacent pyrocondensation wall pipe 1 is 120 °.
As shown in Figure 1, naked terminal 2, which is located on the periphery wall of the part outside pyrocondensation wall pipe 1, is enclosed with insulating layer, naked terminal
Fixation hole 21 is offered as the center of circle using the crosspoint of the axis of multiple pyrocondensation wall pipes 1 on 2, so that staff be not easy because
It accidentally touches exposed naked terminal 2 and gets an electric shock, and can be fixed to the heat shrinkable terminal by fixation hole 21 by screw or hook need to
The position wanted, it is more convenient.
As shown in Fig. 2, finite place piece is arranged between extension tube 14 and pyrocondensation wall pipe 1, locating part includes along pyrocondensation wall pipe 1 week
It is arranged with corresponding limiting slot 15 in extension tube 14 to pyrocondensation wall pipe 1 is arranged in far from the limiting slot 15 on naked 2 end periphery wall of terminal
Limited block 141 on naked 2 end internal perisporium of terminal, wherein the caliber of pyrocondensation wall pipe 1 is by close limiting slot 15 to far from naked
2 end of terminal is increasing, and outer diameter of the pyrocondensation wall pipe 1 at limiting slot 15 is equal to the internal diameter of extension tube 14, in this way with extension
The movement of pipe 14, limited block 141 will be clamped to limiting slot 15, so that the opposite position between extension tube 14 and pyrocondensation wall pipe 1
It sets and is not susceptible to change, meanwhile, in the present embodiment, limited block 141 is made with limiting slot 15 of polyolefin.
As shown in Fig. 2, circumferentially arranged on extension tube 14 and internal perisporium of the pyrocondensation wall pipe 1 far from naked 2 end of terminal have sealing
Bulge loop 16, in the present embodiment, sealing bulge loop 16 have polyolefin to be made, for increasing extension tube 14 and pyrocondensation wall pipe 1 and connecing
Leakproofness between line plays waterproof action.
As shown in Fig. 2, pyrocondensation wall pipe 1 far from 2 sections of naked terminal of internal perisporium be respectively provided on the internal perisporium of extension tube 14
There is hot melt adhesive layer 13, and each pyrocondensation wall pipe 1 is circumferentially provided with gold along pyrocondensation wall pipe 1 on 2 sections of naked terminal of internal perisporium
Belong to plate 11, metal plate 11 and naked terminal 2, which are located on the peripheral wall of the part in pyrocondensation wall pipe 1, offers multiple through-holes 111, metal
Between plate 11 and pyrocondensation wall pipe 1, it is provided with soldering-tin layer 12 between naked terminal 2 and pyrocondensation wall pipe 1, and 1 internal perisporium of pyrocondensation wall pipe
It is upper that partition 112 is provided between soldering-tin layer 12 and hot melt adhesive layer 13.
The working principle of the present embodiment are as follows: the connector of wiring is sequentially inserted into naked terminal 2 when use, then pulls and prolongs
Long tube 14, so that then the elongation of extension tube 14 heats the connecting terminal, at this time heat-shrink tube to after all wrapping the connector of wiring
Heated will be contracted to wraps the object in heat-shrink tube, and the connecting terminal is during being heated, and hot melt adhesive layer 13 will
It can melt, extension tube 14 and wiring, pyrocondensation wall pipe 1 are bonded together with wiring, so that connector can connect with naked terminal 2
What is connect is more stable, meanwhile, soldering-tin layer 12 will melt, and then flow into naked end by the gap among through-hole 111 and naked terminal 2
In son 2, connector and naked terminal 2 are linked together, connect connector with naked terminal 2 even closer, it is another
Aspect can be improved the electric conductivity of naked terminal 2, substantially reduce the security risk of product.
Claims (8)
1. a kind of three-dimensional circle heat shrinkable terminal, which is characterized in that including three pyrocondensation wall pipes (1), three pyrocondensation wall pipes (1)
End between be fixedly connected with naked terminal (2), each pyrocondensation wall pipe (1) is arranged with extension tube (14) outside, described to prolong
The locating part for limiting extension tube (14) position is provided between long tube (14) and the pyrocondensation wall pipe (1).
2. a kind of three-dimensional circle heat shrinkable terminal according to claim 1, which is characterized in that the locating part includes along pyrocondensation
Wall pipe (1) is circumferentially arranged in pyrocondensation wall pipe (1) far from the limiting slot (15) and corresponding limiting slot on the periphery wall of naked terminal (2) end
(15) limited block (141) in extension tube (14) on the internal perisporium of naked terminal (2) end, the pipe of the pyrocondensation wall pipe (1) are set
Diameter is by increasing to holding far from naked terminal (2) close to limiting slot (15), and the pyrocondensation wall pipe (1) is at limiting slot (15)
Outer diameter is equal to the internal diameter of extension tube (14).
3. a kind of three-dimensional circle heat shrinkable terminal according to claim 1, which is characterized in that the periphery of the extension tube (14)
Anti-skid bulge (142) are provided on wall.
4. a kind of three-dimensional circle heat shrinkable terminal according to claim 1, which is characterized in that the pyrocondensation wall pipe (1) is separate
On the internal perisporium of naked terminal (2) section be provided with hot melt adhesive layer (13) on the internal perisporium of extension tube (14).
5. a kind of three-dimensional circle heat shrinkable terminal according to claim 1, which is characterized in that the naked terminal (2) is located at heat
Insulating layer is enclosed on the periphery wall of the part of contracting wall pipe (1) outside, with multiple pyrocondensation wall pipes on the naked terminal (2)
(1) crosspoint of axis is that the center of circle offers fixation hole (21).
6. a kind of three-dimensional circle heat shrinkable terminal according to claim 4, which is characterized in that each pyrocondensation wall pipe (1)
Close to naked terminal (2) section internal perisporium on along pyrocondensation wall pipe (1) circumferentially be provided with metal plate (11), the metal plate (11) with
Naked terminal (2), which is located on the peripheral wall of the part in pyrocondensation wall pipe (1), offers multiple through-holes (111), the metal plate (11)
Soldering-tin layer (12) are provided between pyrocondensation wall pipe (1), between naked terminal (2) and pyrocondensation wall pipe (1).
7. a kind of three-dimensional circle heat shrinkable terminal according to claim 6, which is characterized in that pyrocondensation wall pipe (1) inner circumferential
Partition (112) are provided between soldering-tin layer (12) and hot melt adhesive layer (13) on wall.
8. a kind of three-dimensional circle heat shrinkable terminal according to claim 1, which is characterized in that the extension tube (14) and pyrocondensation
Wall pipe (1) is circumferentially arranged on the internal perisporium far from naked terminal (2) end sealing bulge loop (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920768199.0U CN209730217U (en) | 2019-05-25 | 2019-05-25 | A kind of three-dimensional circle heat shrinkable terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920768199.0U CN209730217U (en) | 2019-05-25 | 2019-05-25 | A kind of three-dimensional circle heat shrinkable terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209730217U true CN209730217U (en) | 2019-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920768199.0U Active CN209730217U (en) | 2019-05-25 | 2019-05-25 | A kind of three-dimensional circle heat shrinkable terminal |
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| Country | Link |
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| CN (1) | CN209730217U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137713A (en) * | 2019-05-25 | 2019-08-16 | 上海晗普新材料科技有限公司 | A kind of three-dimensional circle heat shrinkable terminal |
-
2019
- 2019-05-25 CN CN201920768199.0U patent/CN209730217U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137713A (en) * | 2019-05-25 | 2019-08-16 | 上海晗普新材料科技有限公司 | A kind of three-dimensional circle heat shrinkable terminal |
| CN110137713B (en) * | 2019-05-25 | 2024-04-05 | 上海晗普新材料科技有限公司 | Three-dimensional round heat shrinkage terminal |
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