CN207993512U - If the cable of sealing structure - Google Patents
If the cable of sealing structure Download PDFInfo
- Publication number
- CN207993512U CN207993512U CN201820056216.3U CN201820056216U CN207993512U CN 207993512 U CN207993512 U CN 207993512U CN 201820056216 U CN201820056216 U CN 201820056216U CN 207993512 U CN207993512 U CN 207993512U
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- Prior art keywords
- core
- insulating layer
- sealing structure
- shrinkable
- heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Motor Or Generator Frames (AREA)
Abstract
The utility model is related to a kind of cable setting sealing structure, solve the problems, such as that prior art cable water-stop effect is bad, the technical solution of use：Including at least connecting root conducting wire, each wire includes core, coats the insulating layer of core, it is characterized in that being respectively provided with exposed position on the every core, sealing structure is arranged in the exposed position, the sealing structure is formed with the insulating layer and is sealed, and is flowed along core for blocking water to enter core from plug suck-back.Its effect：The gap between the conductive filament in core is set to be sealed, simultaneously, also sealed the gap between core and insulating layer, the access in core and the access between core and insulating layer are blocked, when suitable for immersible pump, cable can be avoided passing through to motor cavity suck-back water, reduce the possible appearance for even avoiding causing motor entering water short circuit even to burn machine because of cable suck-back water.
Description
Technical field
The utility model is related to a kind of cable suitable for immersible pump more particularly to a kind of cables setting sealing structure
Line.
Background technology
It is higher and higher to the reliability requirement of pump as the pump market expansion and application range extend.In all respects to quality
When being promoted, some industry difficult points are just at road blocking tiger, for example cable sealing performance is exactly one of difficult point.Usual feelings
Under condition, cable uses round copper wire flexible cord, and there is gaps between copper wire and copper wire, and when electric pump is run, pump motor inner cavity is deposited
In phenomenon of being expanded with heat and contract with cold, internal pressure changes greatly.Once pump is out of service, and after cooling, the pressure of pump motor inner cavity reduces
Even form negative pressure.Since in the potential water of immersible pump, motor cavity is sealing, all pressure all concentrate on cable, and one
The power unit that connects of denier cable touches water and is possible by plug to enter water suck-back in pump motor along the core of conducting wire
Chamber causes motor entering water short circuit even burning machine.
Invention content
A kind of sealing structure that sets is provided utility model aims to solve the above problem of the existing technology
Sealing structure is arranged in cable on core, and the gap between the conductive filament in core is made to be sealed, meanwhile, also make core with
Gap between insulating layer is sealed, and the access in core and the access between core and insulating layer have been blocked, and is suitable for diving
When pump, cable can be avoided passing through to motor cavity suck-back water, reduce and even avoid causing motor because of cable suck-back water
The possible appearance of machine is even burnt in water inlet short circuit.
What the above-mentioned technical purpose of the utility model mainly solved by the following technical programs：If the cable of sealing structure
Line, including at least two conducting wires, each wire include core, coat the insulating layer of core, it is characterised in that the every core
On be respectively provided with exposed position, sealing structure is arranged in the exposed position, and the sealing structure is formed with the insulating layer and sealed,
It is flowed along core for blocking water to enter core from plug suck-back.Sealing structure is set on core, makes the conduction in core
Gap between silk is sealed, meanwhile, also sealed the gap between core and insulating layer, blocked access in core and
Access between core and insulating layer when being suitable for immersible pump, can avoid passing through cable to motor cavity suck-back water, reduce
Even avoid the possible appearance for causing motor entering water short circuit even to burn machine because of cable suck-back water.
As further improving and supplementing to above-mentioned technical proposal, the utility model uses following technical measures：It is described
Sealing structure includes soldering seal point and heat-shrinkable T bush, and sealing position is arranged on the every conducting wire, is arranged on core and corresponds to
The core exposed position of the sealing position, the soldering seal point are welded in core exposed position, and the heat-shrinkable T bush covers respectively
On the every conducting wire, the heat-shrinkable T bush covers the soldering seal point, the heat-shrinkable T bush and the soldering seal point
Sealing is formed, the both ends of the heat-shrinkable T bush extend to the insulating layer at core exposed position both ends, and are formed and sealed with insulating layer.
Under normal conditions, every core is that complex root round copper wire combines to be formed, and can be welded round copper wire using soldering agglomerating, is prevented
Liquid passes through from the gap between copper wire round copper wire, then utilizes band glue thermal shrinkable sleeve glued with insulating layer, prevents liquid from insulation
Gap between layer and exposed copper wire passes through.The cable sealed using this sealing structure can bear 0.5MPa, even higher
Air pressure test, play good sealing effect.
The length of the core exposed position is 5-15mm, and the length of the soldering seal point is 3-10mm, the soldering
The thickness of seal point is 1-3mm, and the both ends of the soldering seal point are arranged with the end interval of corresponding insulating layer.Soldering seals
The surface light requirement of point is slided, and sharp wedge angle is avoided the formation of, meanwhile, it is exhausted during forming soldering seal point must not to damage cable
Edge layer.
The heat-shrinkable T bush is band glue heat-shrinkable T bush, and both ends are overlapped with corresponding insulating layer, the overlapping portion at both ends
The length of position is 5-15mm.Be overlapped position has sufficient length between heat-shrinkable T bush and insulating layer, can be good at being formed close
Effect is sealed, extraneous factor influence is also not susceptible to, can remain sealing state.
If the processing method of the cable of sealing structure, step include：
S1 removes part trunking, keeps insulating layer exposed；
S2, the insulation displacement part that every is oriented to, keeps the core part of conducting wire exposed, forms the exposed portion of core
Position；
Sealing structure is arranged in core exposed position in S3, and the sealing structure is formed with corresponding insulating layer and sealed.
The sealing structure includes soldering seal point and heat-shrinkable T bush, and the step of sealing structure is arranged includes：A1, by core
Exposed position immerses in soldering material pond, takes out at once, and soldering seal point, the soldering seal point table are formed in core exposed position
Face is smooth；A2 covers upper heat-shrinkable T bush in core exposed position, so that heat-shrinkable T bush is formed with the soldering seal point and seal, described
The both ends of heat-shrinkable T bush extend to the insulating layer at core exposed position both ends, and are formed and sealed with insulating layer.
The length of the core exposed position is 5-15mm, and the length of the soldering seal point is 3-10mm, the soldering
The thickness of seal point is 1-3mm, and the both ends of the soldering seal point are arranged with the end interval of corresponding insulating layer.
The heat-shrinkable T bush is band glue heat-shrinkable T bush, and both ends are overlapped with corresponding insulating layer, the overlapping portion at both ends
The length of position is 5-15mm.
The utility model has the advantage that：1, sealing structure on core is set, make between the conductive filament in core
Gap sealed, meanwhile, also sealed the gap between core and insulating layer, blocked access in core and core with
Access between insulating layer when being suitable for immersible pump, can avoid passing through cable to motor cavity suck-back water, reduce and even keep away
Exempt from the possible appearance for causing motor entering water short circuit even to burn machine because of cable suck-back water.2, the electricity sealed using sealing structure
Cable can bear 0.5MPa, and even higher air pressure test plays good sealing effect.3, the surface of soldering seal point
It is smooth, sharp wedge angle is avoided the formation of, meanwhile, it must not damage cable insulation during forming soldering seal point so that
Be overlapped position has sufficient length between heat-shrinkable T bush and insulating layer, can be good at forming sealing effect, also be not susceptible to
Extraneous factor influences, and can remain sealing state.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the utility model.
Specific implementation mode
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment：As shown in Figure 1, the cable of sealing structure is set, including at least conducting wire 1, each wire include core, packet
Cover the insulating layer 11 of core.Exposed position 12 is respectively provided on the every core, sealing structure, institute is arranged in the exposed position
It states sealing structure and forms sealing with the insulating layer, flowed along core for blocking water to enter core from plug suck-back.Online
Sealing structure is set on core, the gap between the conductive filament in core is made to be sealed, meanwhile, also make between core and insulating layer
Gap is sealed, and the access in core and the access between core and insulating layer have been blocked, and when being suitable for immersible pump, can be avoided
By cable to motor cavity suck-back water, reduces and even avoid causing motor entering water short circuit even to burn because of cable suck-back water
The possible appearance of machine.
Preferably, the sealing structure includes soldering seal point 2 and heat-shrinkable T bush 3, it is arranged on the every conducting wire close
Position is sealed, the soldering seal point is welded in core exposed position 12, and the heat-shrinkable T bush 3 is respectively fitted on the every conducting wire,
The heat-shrinkable T bush 3 covers the soldering seal point 2, and the heat-shrinkable T bush is formed with the soldering seal point and sealed, the heat
The both ends of Heat-Shrinkable Tubings extend to the insulating layer at core exposed position both ends, and are formed and sealed with insulating layer.Under normal conditions, every
Core be complex root round copper wire combine to be formed, round copper wire can be welded using soldering it is agglomerating, prevent liquid from copper wire justify copper
Gap between silk passes through, and then utilizes band glue thermal shrinkable sleeve and insulating layer glued, prevent liquid from insulating layer and exposed copper wire it
Between gap pass through.The cable sealed using this sealing structure can bear 0.5MPa, and even higher air pressure test is played
Good sealing effect.
The length of the core exposed position 12 is 5-15mm, and the length of the soldering seal point 2 is 3-10mm, the tin
The thickness for welding seal point is 1-3mm, and the both ends of the soldering seal point are arranged with the end interval of corresponding insulating layer.Soldering is close
The surface light requirement of seal point is slided, and sharp wedge angle is avoided the formation of, meanwhile, it must not damage cable during forming soldering seal point
Insulating layer.
The heat-shrinkable T bush 3 is band glue heat-shrinkable T bush, and both ends are overlapped with corresponding insulating layer 11, the overlapping at both ends
The length at position is 5-15mm.Be overlapped position has sufficient length between heat-shrinkable T bush and insulating layer, can be good at being formed
Sealing effect is also not susceptible to extraneous factor influence, can remain sealing state.
If the processing method of the cable of sealing structure, step include：
S1 removes part trunking, keeps insulating layer exposed；
S2, the insulation displacement part that every is oriented to, keeps the core part of conducting wire exposed, forms the exposed portion of core
Position；
Sealing structure is arranged in core exposed position in S3, and the sealing structure is formed with corresponding insulating layer and sealed.
The sealing structure includes soldering seal point and heat-shrinkable T bush, and the step of sealing structure is arranged includes：A1, by core
Exposed position immerses in soldering material pond, takes out at once, and soldering seal point, the soldering seal point table are formed in core exposed position
Face is smooth；A2 covers upper heat-shrinkable T bush in core exposed position, so that heat-shrinkable T bush is formed with the soldering seal point and seal, described
The both ends of heat-shrinkable T bush extend to the insulating layer at core exposed position both ends, and are formed and sealed with insulating layer.
The length of the core exposed position is 5-15mm, and the length of the soldering seal point is 3-10mm, the soldering
The thickness of seal point is 1-3mm, and the both ends of the soldering seal point are arranged with the end interval of corresponding insulating layer.
The heat-shrinkable T bush is band glue heat-shrinkable T bush, and both ends are overlapped with corresponding insulating layer, the overlapping portion at both ends
The length of position is 5-15mm.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model.Above-mentioned
In embodiment, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model, made by
Any modification, equivalent substitution, improvement and etc. should be included within the scope of protection of this utility model.
Claims (4)
1. setting the cable of sealing structure, including at least two conducting wires, each wire includes core, coats the insulating layer of core,
It is characterized in that being respectively provided with exposed position on the every core, sealing structure, the sealing knot is arranged in the exposed position
Structure is formed with the insulating layer and is sealed, and is flowed along core for blocking water to enter core from plug suck-back.
2. the cable according to claim 1 for setting sealing structure, it is characterised in that the sealing structure includes that soldering is close
Seal point and heat-shrinkable T bush, are arranged sealing position on the every conducting wire, core of the setting corresponding to the sealing position on core
Exposed position, the soldering seal point are welded in core exposed position, and the heat-shrinkable T bush is respectively fitted on the every conducting wire, institute
It states heat-shrinkable T bush and covers the soldering seal point, the heat-shrinkable T bush is formed with the soldering seal point and sealed, the thermal shrinkable sleeve
The both ends of pipe extend to the insulating layer at core exposed position both ends, and are formed and sealed with insulating layer.
3. the cable according to claim 2 for setting sealing structure, it is characterised in that the length of the core exposed position
Length for 5-15mm, the soldering seal point is 3-10mm, and the thickness of the soldering seal point is 1-3mm, and the soldering is close
The both ends of seal point are arranged with the end interval of corresponding insulating layer.
4. the cable according to claim 2 or 3 for setting sealing structure, it is characterised in that the heat-shrinkable T bush is band glue heat
Heat-Shrinkable Tubings, both ends are overlapped with corresponding insulating layer, and the length of the overlapping part at both ends is 5-15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820056216.3U CN207993512U (en) | 2018-01-12 | 2018-01-12 | If the cable of sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820056216.3U CN207993512U (en) | 2018-01-12 | 2018-01-12 | If the cable of sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207993512U true CN207993512U (en) | 2018-10-19 |
Family
ID=63819174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820056216.3U Active CN207993512U (en) | 2018-01-12 | 2018-01-12 | If the cable of sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207993512U (en) |
-
2018
- 2018-01-12 CN CN201820056216.3U patent/CN207993512U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190603 Address after: 317525 Ocean City Industrial Zone, Dashi Town, Wenling City, Taizhou, Zhejiang Patentee after: New Territories Pump Industry (Zhejiang) Co., Ltd. Address before: 317525 Sanchi Cave Village, Daxi Town, Wenling City, Taizhou City, Zhejiang Province Patentee before: Shimge Pump Industry Group Co., Ltd. |