CN209675502U - A kind of scalable connecting terminal - Google Patents
A kind of scalable connecting terminal Download PDFInfo
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- CN209675502U CN209675502U CN201920766514.6U CN201920766514U CN209675502U CN 209675502 U CN209675502 U CN 209675502U CN 201920766514 U CN201920766514 U CN 201920766514U CN 209675502 U CN209675502 U CN 209675502U
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- heat
- shrink tube
- wall pipe
- tube
- connecting terminal
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Abstract
The utility model relates to a kind of scalable connecting terminals, belong to terminal technical field, including wall pipe, the end of the wall pipe is connected with telescoping tube, the telescoping tube is connected with heat-shrink tube by hot melt adhesive layer far from wall pipe end, naked terminal is equipped in the heat-shrink tube, the hot melt adhesive layer is arranged on the internal perisporium of heat-shrink tube, when use, the connector of wiring is inserted into naked terminal, then wall pipe is pulled as needed, telescoping tube will extend at this time, so that wiring is covered the length of needs by wall pipe, 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 has so that staff is not easy the beneficial effect got an electric shock because exposed connection joint is accidentally touched.
Description
Technical field
The utility model relates to terminal technical field more particularly to a kind of scalable connecting 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-walled pipe, solder ring, big rubber ring and small rubber ring are equipped with solder ring, big rubber ring and small rubber ring in pyrocondensation single-walled pipe, wherein big
Rubber ring and small rubber ring are located at the two sides setting of solder ring, and when use heats pyrocondensation single-walled pipe, and pyrocondensation single-walled pipe will be received
Contracting, 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, play certain bonding
Effect, solder ring will also melt when heated, and the both threads that will be connect firmly connect, so that connection type is stablized, behaviour
Make easy.
But during use, since the specification of cable core is different, may result in two it is linked good
Cable core, pyrocondensation single-walled pipe can not be fully wrapped around firmly by cable core, so that cable core is exposed, it is special so as to cause needing
Production extension tube is socketed on exposed cable core, and to prevent staff, accidentally touching leakage cable core causes to get an electric shock.
Utility model content
The purpose of this utility model is to provide a kind of scalable connecting terminals, have and do not need to be especially tailored extension pipe sleeve
The advantages of connecing on exposed cable core, can preventing staff from getting an electric shock simultaneously.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of scalable connecting terminal, including wall pipe, the end of the wall pipe are connected with telescoping tube, and the telescoping tube is separate
Wall pipe end is connected with heat-shrink tube by hot melt adhesive layer, and naked terminal is equipped in the heat-shrink tube, and the hot melt adhesive layer is arranged in heat
On the internal perisporium of the draw.
Implement above-mentioned technical proposal, in use, the connector of wiring is inserted into naked terminal, then pulls wall as needed
Pipe, telescoping tube will extend at this time, so that wiring is covered the length of needs by wall pipe, then heat the connecting terminal, hot at this time
Heated will be contracted to of the draw wraps the object in heat-shrink tube, and the connecting terminal is during being heated, hot melt adhesive layer
Will melt, heat-shrink tube and wiring are bonded together so that connector can be connect with naked terminal it is more stable, simultaneously
Increase the leakproofness between heat-shrink tube and wiring, play the effect of waterproof, do not need to be especially tailored in this way extension tube be socketed in it is outer
On the connection joint of dew, moving end-wall pipe as needed is not easy staff and connects because accidentally touching exposed wiring
Head and get an electric shock, be also convenient for using.
Further, the heat-shrink tube is far from being provided with soldering-tin layer on the internal perisporium of telescoping tube.
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 heat-shrink tube.
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 heat-shrink tube is provided with protrusion far from the edge of flexible pipe end, and also fluted, institute is arranged in respective protrusions
It states protrusion and groove is uniformly distributed along the circumferential direction of heat-shrink tube.
Implement above-mentioned technical proposal, when needing to link together connecting terminal and adjacent connecting terminal, so that raised
It is plugged in the corresponding groove of heat-shrink tube of adjacent connecting terminal, is more convenient in this way so that heat-shrink tube and adjacent pyrocondensation
Pipe links together, so that connecting terminal links together with adjacent connecting terminal, and heat-shrink tube and adjacent heat-shrink tube connect
It after being connected together, is not susceptible to rotate each other, avoids loosening connector in naked terminal.
Further, the caliber of the telescoping tube close to wall pipe end to close to pyrocondensation pipe end by being gradually increased, the telescoping tube
The small one end of caliber is plugged on the big one end interior folding setting of telescoping tube caliber.
Implement above-mentioned technical proposal, such telescoping tube is not easy to open up under contraction state under the action of not by external force
It opens in elongation state, similarly, without external forces, telescoping tube is also not easy to be contracted to contraction state from elongation state, this
It is not easily shifted that sample wall pipe is socketed in position in wiring, safer, and the appearance of connecting terminal so also more smooth beauty.
Further, it is provided with guide pin on the periphery wall of the wall pipe, the guide pin is far from wall pipe side and telescoping tube
It is abutted at broken line.
Implement above-mentioned technical proposal, when adjusting telescoping tube to contraction state, to pyrocondensation pipe end moving end-wall pipe, guide pin
Will with abutted at the broken line outside telescoping tube, then move on heat-shrink tube, guide pin will will push telescoping tube and move to heat-shrink tube
It is dynamic, so that the flexible periphery wall that is in control to reply in contraction state is more convenient for stretch in this way along the axial direction bending that is in U-shape
Pipe is adjusted to contraction state.
Further, the equal chamfering setting in edge of the guide pin far from wall pipe side.
Implement above-mentioned technical proposal, avoids guide pin from causing breakage to telescoping tube when abutting with telescoping tube, influence terminals
Sub whole leakproofness.
Further, the telescoping tube is folded in organ pleated.
Implement above-mentioned technical proposal, is more convenient for that telescoping tube is unfolded in this way, structure is simple, easy to operate.
In conclusion the utility model has the following beneficial effects:
One, it does not need to be especially tailored extension tube and be socketed on exposed connection joint, moving end-wall pipe as needed, no
Only make staff be not easy to get an electric shock because exposed connection joint is accidentally touched, be also convenient for using;
Two, during being heated, hot melt adhesive layer will melt the connecting terminal, and heat-shrink tube and wiring are bonded in one
It rises, so that connector can connect more stable with naked terminal, while increasing the leakproofness between heat-shrink tube and wiring,
To the effect of waterproof.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model embodiment one；
Fig. 2 is the cross-sectional view in the direction A-A in Fig. 1；
Fig. 3 is the overall structure diagram of utility model embodiment two.
Appended drawing reference: 1, heat-shrink tube；11, partition；12, soldering-tin layer；13, hot melt adhesive layer；14, telescoping tube；15, wall pipe；
151, guide pin；16, raised；17, groove；2, naked terminal.
Specific embodiment
Below in conjunction with attached drawing, the technical solution of the utility model embodiment is described.
Embodiment one
As shown in Figure 1, being a kind of scalable connecting terminal disclosed by the utility model, including wall pipe 15, the end of wall pipe 15
Portion is connected with telescoping tube 14, and telescoping tube 14 is connected with heat-shrink tube 1 by hot melt adhesive layer 13 far from 15 end of wall pipe, in the present embodiment
In, heat-shrink tube 1, wall pipe 15 and telescoping tube 14 are made of polyolefin, that is, when heating, heat-shrink tube 1, wall pipe 15 and telescoping tube 14 are equal
It can be contracted to and wrap harness, wherein the edge at 14 end of telescoping tube is provided with protrusion 16 to heat-shrink tube 1 and respective protrusions 16 are set
It is equipped with groove 17, circumferential direction of the protrusion 16 with groove 17 along heat-shrink tube 1 is uniformly distributed, needs connecting terminal and adjacent terminals
When son links together, so that protrusion 16 is plugged in the corresponding groove 17 of heat-shrink tube 1 of adjacent connecting terminal, not only
Convenient for operation, and after heat-shrink tube 1 and adjacent heat-shrink tube 1 link together, it is not susceptible to rotate each other, avoids connector
It is loosened in naked terminal 2.
Referring to shown in Fig. 2, naked terminal 2 is equipped in heat-shrink tube 1, naked terminal 2 is made of copper, and hot melt adhesive layer 13 is arranged in heat
On the internal perisporium of the draw 1, while soldering-tin layer 12 is additionally provided on internal perisporium of the heat-shrink tube 1 far from telescoping tube 14,1 inner circumferential of heat-shrink tube
Partition 11 is provided on wall between soldering-tin layer 12 and hot melt adhesive layer 13, so that hot melt adhesive layer 13 is being melted with soldering-tin layer 12
Afterwards, hot melt adhesive is not easy to mix with scolding tin.
Referring to shown in Fig. 2, the caliber of telescoping tube 14 close to 15 end of wall pipe to close to 1 end of heat-shrink tube by being gradually increased, wherein
The small one end of 14 caliber of telescoping tube is plugged on the big one end interior folding setting of 14 caliber of telescoping tube, and sets on the periphery wall of wall pipe 15
Be equipped with guide pin 151, wherein the setting of the equal chamfering in edge of the guide pin 151 far from 15 side of wall pipe and at the broken line of telescoping tube 14
Abut, in this way when adjusting telescoping tube 14 to contraction state, to 1 end moving end-wall pipe 15 of heat-shrink tube, guide pin 151 will with stretch
It is abutted at broken line outside the draw 14, then moves on heat-shrink tube 1, guide pin 151 will will push telescoping tube 14 and move to heat-shrink tube 1
It is dynamic, it is in U-shape bending so that telescoping tube 14 obtains periphery wall along axial direction, telescoping tube 14 will be completed to shrink folding at this time.
The working principle of the present embodiment are as follows: in use, the connector of wiring is inserted into naked terminal 2, then as needed
Wall pipe 15 is pulled, telescoping tube 14 will extend at this time, so that wiring is covered the length of needs by wall pipe 15, then heat the wiring
Terminal, heated will be contracted to of heat-shrink tube 1, wall pipe 15 and telescoping tube 14 wraps wiring at this time, and the connecting terminal is in quilt
During heating, hot melt adhesive layer 13 will melt, and heat-shrink tube 1 is bonded together with wiring, so that connector and naked end
Son 2 can connect more stable, while increasing the leakproofness between heat-shrink tube 1 and wiring, play the effect of waterproof, meanwhile,
Soldering-tin layer 12 will melt, and then flowed into naked terminal 2 by the gap among naked terminal 2, connector is connect with naked terminal 2
Together, it connect connector with naked terminal 2 even closer, on the other hand can be improved the electric conductivity of naked terminal 2,
Substantially reduce the security risk of product.
Embodiment two
The present embodiment and the difference of embodiment one essentially consist in: as shown in figure 3, telescoping tube 14 is set in the folding of organ pleated
It sets, be more convenient in this way elongation and the folded telescoping tube 14 of receipts.
Claims (8)
1. a kind of scalable connecting terminal, which is characterized in that including wall pipe (15), the end of the wall pipe (15) is connected with flexible
It manages (14), the telescoping tube (14) is connected with heat-shrink tube (1), the heat-shrink tube by hot melt adhesive layer (13) far from wall pipe (15) end
(1) it is equipped with naked terminal (2) in, the hot melt adhesive layer (13) is arranged on the internal perisporium of heat-shrink tube (1).
2. a kind of scalable connecting terminal according to claim 1, which is characterized in that the heat-shrink tube (1) is far from flexible
It manages and is provided with soldering-tin layer (12) on the internal perisporium of (14).
3. a kind of scalable connecting terminal according to claim 2, which is characterized in that be located at weldering on the heat-shrink tube (1)
Partition (11) are provided between tin layers (12) and hot melt adhesive layer (13).
4. a kind of scalable connecting terminal according to claim 1, which is characterized in that the heat-shrink tube (1) is far from flexible
The edge at pipe (14) end is provided with raised (16), and also fluted (17) are arranged in respective protrusions (16), the protrusion (16) and groove
(17) circumferential direction along heat-shrink tube (1) is uniformly distributed.
5. a kind of scalable connecting terminal according to claim 1, which is characterized in that the caliber of the telescoping tube (14) by
It is gradually increased close to wall pipe (15) end to close to heat-shrink tube (1) end, the small one end of telescoping tube (14) caliber is plugged on flexible
Manage the big one end interior folding setting of (14) caliber.
6. a kind of scalable connecting terminal according to claim 5, which is characterized in that on the periphery wall of the wall pipe (15)
It is provided with guide pin (151), is abutted at separate wall pipe (15) side of the guide pin (151) and the broken line of telescoping tube (14).
7. a kind of scalable connecting terminal according to claim 6, which is characterized in that the guide pin (151) is far from wall
Manage the equal chamfering setting in edge of (15) side.
8. a kind of scalable connecting terminal according to claim 1, which is characterized in that the telescoping tube (14) is in accordion
Formula is folded with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920766514.6U CN209675502U (en) | 2019-05-25 | 2019-05-25 | A kind of scalable connecting terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920766514.6U CN209675502U (en) | 2019-05-25 | 2019-05-25 | A kind of scalable connecting terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209675502U true CN209675502U (en) | 2019-11-22 |
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ID=68575413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920766514.6U Active CN209675502U (en) | 2019-05-25 | 2019-05-25 | A kind of scalable connecting terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209675502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137706A (en) * | 2019-05-25 | 2019-08-16 | 上海晗普新材料科技有限公司 | A kind of scalable connecting terminal |
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2019
- 2019-05-25 CN CN201920766514.6U patent/CN209675502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110137706A (en) * | 2019-05-25 | 2019-08-16 | 上海晗普新材料科技有限公司 | A kind of scalable connecting terminal |
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