CN207994599U - Cable intermediate joint water repellent component - Google Patents
Cable intermediate joint water repellent component Download PDFInfo
- Publication number
- CN207994599U CN207994599U CN201820030641.5U CN201820030641U CN207994599U CN 207994599 U CN207994599 U CN 207994599U CN 201820030641 U CN201820030641 U CN 201820030641U CN 207994599 U CN207994599 U CN 207994599U
- Authority
- CN
- China
- Prior art keywords
- periphery
- elastic component
- cable
- water repellent
- cable connector
- 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.)
- Active
Links
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model discloses a kind of cable intermediate joint water repellent component, wherein cable intermediate joint water repellent component includes cable connector, transition joint and collapsible tube, and the sealing of collapsible tube one end is shunk in cable connector periphery, and other end sealing is shunk in transition joint periphery；Cable intermediate joint water repellent component further includes the first elastic component of two annulars, one first elastic component, which is tightly placed in the periphery of cable connector and is compressed in, to be shunk between inside pipe wall and cable connector periphery, and another first elastic component, which is tightly placed in the periphery of transition joint and is compressed in, to be shunk between inside pipe wall and transition joint periphery.First elastic component of the utility model cable intermediate joint water repellent component is fitted closely with collapsible tube internal face, cable connector peripheral surface and transition joint peripheral surface always, thus the insulation performance that cable connector is connect with transition joint is high.
Description
Technical field
The utility model is related to power cable connector field, more particularly to a kind of cable intermediate joint water repellent component.
Background technology
In cable run, transition joint may be used in the connection of two sections of power cables, and realizes junction using collapsible tube
Insulating protection.When connection, collapsible tube can be in advance set on transition joint or cable, wait for that transition joint connects with cable connector
After connecing, then collapsible tube is moved to junction, and collapsible tube is shunk with cable and transition joint respectively and is fixed.As it can be seen that cable
The insulation being connect with transition joint is dependent on the sealing between collapsible tube and cable and between collapsible tube and transition joint.
In practical application, after cable run application of load, certain temperature (about 40-90 degrees Celsius) will produce, and temperature can be with
Load current changes and changes.Because collapsible tube and cable material or transition joint material coefficient of thermal expansion are inconsistent, lead to heat expansion
Deformation between shrinkage after-contraction pipe and cable or transition joint differs, in the course of time, collapsible tube and cable or transition joint it
Between will appear gap, so as to cause moisture wear gap enter, make cable connect with transition joint insulate reduction.In this way, often leading
When causing follow-up maintenance, cable run insulation pressure test can't pass and do over again, and consume huge manpower, financial resources, material resources.
Utility model content
The main purpose of the utility model is to propose a kind of cable intermediate joint water repellent component, it is intended to solve power cable
In connection, it is susceptible to gap between collapsible tube and cable or transition joint, the technology that cable run insulating properties reduces is caused to be asked
Topic.
To achieve the above object, the utility model proposes cable intermediate joint water repellent component, including cable connector, centre
Connector and collapsible tube, collapsible tube one end sealing are shunk in cable connector periphery, and other end sealing is shunk in described
Between connector periphery, the cable intermediate joint water repellent component further include two annular the first elastic components, first elastic component
It is tightly placed in the periphery of the cable connector and is compressed between the contraction inside pipe wall and the cable connector periphery, it is another described
First elastic component is tightly placed in the periphery of the transition joint and is compressed in the contraction inside pipe wall and the transition joint periphery
Between.
Preferably, the cable connector periphery is rough surface with the mating surface of corresponding first elastic component, and described
Transition joint periphery is rough surface with corresponding another first elastic component mating surface.
Preferably, first elastic component is shrinkage ring or falope ring.
Preferably, the peripheral surface that the cable connector and transition joint are bonded with the collapsible tube is shiny surface.
Preferably, further include flexible sheath, one end of the flexible sheath is tightly placed in the periphery of the cable connector, another
End is tightly placed in the periphery of the transition joint, and the collapsible tube shrinks the periphery for being socketed on the flexible sheath；One described first
For elastic component between the flexible sheath inner wall and the cable connector periphery, another first elastic component is located at the bullet
Between property jacket inner wall and the transition joint periphery.
Preferably, further include the second elastic components of two annulars, two second elastic components are fixed to be located at the collapsible tube
Periphery, second elastic component are located at the close side for shrinking pipe port of first elastic component.
Preferably, second elastic component is shrinkage ring or falope ring.
Preferably, further include the third elastic component of two annulars, the third elastic component corresponds to the position of first elastic component
It sets and fixed connects collapsible tube periphery.
Preferably, the third elastic component is shrinkage ring or falope ring.
Preferably, the collapsible tube is heat-shrink tube.
The utility model cable intermediate joint water repellent component passes through in collapsible tube and cable connector and collapsible tube and centre
One the first annular elastic component is respectively set between connector, and the first elastic component precommpression is fixed.In this way, collapsible tube with
When cable connector or inconsistent transition joint deflection, the elastic deformation amount of the first elastic component can compensate；To eliminate
Between first elastic component and collapsible tube, issuable gap between the first elastic component and cable connector, transition joint so that water
It is difficult to enter with moisture, sealing effect is more preferable, and then ensure that the insulating properties that cable connector is connect with transition joint.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model cable intermediate joint water repellent component；
Fig. 2 is the partial enlarged view at A in Fig. 1；
Fig. 3 is the partial enlarged view at B in Fig. 1；
Fig. 4 is the structural schematic diagram of the another embodiment of the utility model cable intermediate joint water repellent component；
Drawing reference numeral explanation：
| Label | Title | Label | Title | Label | Noun |
| 1 | Cable connector | 10 | Rough surface | 5 | Flexible sheath |
| 10 | Rough surface | 3 | Collapsible tube | 6 | Second elastic component |
| 2 | Transition joint | 4 | First elastic component | 7 | Third elastic component |
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction be only used for explain it is opposite between each component under a certain particular pose (as shown in the picture)
Position relationship, motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
If, should " first ", " the in addition, relate to the description of " first ", " second " etc. in the utility model embodiment
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.In addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Personnel can be implemented as basis, will be understood that this technical side when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection domain of the requires of the utility model.
The utility model proposes a kind of cable intermediate joint water repellent components.
In the utility model embodiment, as shown in Figure 1 to Figure 3, the cable intermediate joint water repellent component, including cable connect
First 1, transition joint 2 and collapsible tube 3, the sealing of 3 one end of collapsible tube are shunk in 1 periphery of cable connector, and other end sealing is shunk in
Between the periphery of connector 2, cable intermediate joint water repellent component further includes the first elastic components 4 of two annulars, and one first elastic component 4 is tightly placed in
The periphery of cable connector 1 is simultaneously compressed between 1 periphery of 3 inner wall of collapsible tube and cable connector, during another first elastic component 4 is tightly placed in
Between connector 2 periphery and be compressed between 2 periphery of 3 inner wall of collapsible tube and transition joint.
In the present embodiment, it is cable end piece, i.e., the part being attached to cable, cable that cable connector 1 is intelligible
It can also include the protective metal shell of package conductor, and be wrapped in the insulating sheath of protective metal shell peripheral surface.Preferably, it is insulating
It can also include shielded layer between sheath and protective metal shell.Transition joint 2 it also will be understood that may include protective metal shell, preferably
Ground is copper shell.Preferably, in connection, conductor is connected with transition joint 2, by the protective metal shell of cable and transition joint 2
Copper shell is overlapped.2 other end of transition joint can be attached with another cable, to be electrically connected two cables.It receives
The draw 3 is used to carry out external insulation to the protective metal shell of cable and the interface of 2 bronze medal shell of transition joint, it is to be understood that shrinks
Pipe 3 can be heat-shrink tube or cold shrink tube etc., and one end is shunk in 1 periphery of cable connector when use, and one end is shunk in transition joint 2
Periphery, due to the characteristic of collapsible tube 3, collapsible tube 3 is tightly sleeved in 2 periphery of cable connector 1 and transition joint when contraction, is shunk
3 both ends of pipe seal, and centre forms seal chamber.
First elastic component 4 be separately positioned between collapsible tube 3 and cable connector 1 and collapsible tube 3 and transition joint 2 it
Between, it is possible to understand that it is and the seal chamber of more internal layer then to be formed between two first elastic components 4 in seal chamber.First elasticity
Part 4 is annular, since collapsible tube 3 and the peripheral surface of transition joint 2 and cable connector 1 are all usually annular surface, such as cylindrical surface,
Therefore it is bonded and is formed circumferential complete close with the peripheral surface of cable connector 1 and transition joint 2 using the first elastic component 4 of annular
Envelope.In this way, water and moisture possibly into path all seal, sealing effect is more preferable.It should be understood that the first elastic component 4 can
Common rubber material, shrinkage material or silica gel material are thought, as long as disclosure satisfy that certain aeroelastic requirements.
In use, first with the first elastic component 4 elasticity of itself, its is made fixed to be connected to cable connector 1 and transition joint 2
Periphery generates elastic deformation then so that the first elastic component 4 is pressurized.Work as temperature change, collapsible tube 3 and cable connector 1 or in
Between connector 2 correspond to the first elastic component 4 position between spacing be more than the first elastic component 4 thickness when, the bullet of the first elastic component 4
Property deflection can compensate the spacing be more than 4 thickness of the first elastic component part so that the first elastic component 4 always with collapsible tube 3
Internal face, 1 peripheral surface of cable connector and 2 peripheral surface of transition joint fit closely, and to which water or moisture cannot enter, also would not
Reduce the insulation performance that cable connector is connect with 1 transition joint 2.
Further, the periphery of cable connector 1 is rough surface 10 with the mating surface of corresponding first elastic component 4, and in it is indirect
First 2 periphery is rough surface 10 with corresponding another first elastic component, 4 mating surface.
In the present embodiment, it is possible to understand that, sand paper can be used to match the first elastic component 4 and cable connector 1 are peripheral
The mating surface of conjunction face and the first elastic component 4 and 2 periphery of transition joint is carried out polishing coarse or be carried out at sandblasting to the mating surface
Reason makes it with certain roughness, or can also use anticorrosion with painting erosion paint so that it is with certain roughness.It should
Mating surface, which is rough surface, can make the first elastic component 4 and cable connector 1 and the peripheral stickiness of transition joint 2 more preferable, obstruct
Aqueous vapor and moisture performance are more excellent, to which sealing performance is more preferable.
Further, the peripheral surface that cable connector 1 and transition joint 2 are bonded with collapsible tube 3 is shiny surface.In the present embodiment
In, peripheral surface that cable connector 1 and transition joint 2 are bonded with collapsible tube 3, which is shiny surface, can make collapsible tube 3 and cable connector
1 and transition joint 2 peripheral surface fitting it is even closer, coating performance is more preferable, avoid water and moisture from rough surface into
Enter, to which sealing effect is more preferable.
Further, please with reference to Fig. 4, cable intermediate joint water repellent component further includes flexible sheath 5, flexible sheath 5
One end be tightly placed in the periphery of cable connector 1, the other end is tightly placed in the periphery of transition joint 2, and the contraction of collapsible tube 3 is socketed on elasticity
The periphery of sheath 5；One first elastic component 4 is located between 1 periphery of 5 inner wall of flexible sheath and cable connector, another first elastic component
4 between 2 periphery of 5 inner wall of flexible sheath and transition joint.
In the present embodiment, the periphery of entire cable connector 1 and transition joint 2 is arranged using elastic sheath 5, the
One elastic component 4 is located at the periphery of collapsible tube 3 and cable connector 1 and transition joint 2, in this way, to cable connector 1 and transition joint 2
Junction carry out whole sealings, when being deformed difference, compensation is more abundant, so that sealing performance is more preferable.
Further, cable intermediate joint water repellent component further includes the second elastic component 6 of two annulars, two second elastic components 6
The fixed periphery for being located at collapsible tube 3, the second elastic component 6 are located at the side of 3 port of close collapsible tube of the first elastic component 4.
In the present embodiment, it is possible to understand that, the second elastic component 6 can be common rubber material, shrinkage material or
Silica gel material, as long as disclosure satisfy that certain aeroelastic requirements.Second elastic component 6 fixed can be connected to by the elastic force of itself
At the two-port of collapsible tube 3, interfacial pressure is generated to the port of collapsible tube 3, so that collapsible tube 3 also has with cable connector 1
The periphery of transition joint 2 fits closely, and forms more one layer of seal chambers, sealing effect is more preferably.Second elastic component 6 is annular,
And collapsible tube 3 and the peripheral surface of transition joint 2 and cable connector 1 are usually all annular surface, therefore use the second elasticity of annular
Binding face at part 6 and 2 port of cable connector 1 and transition joint is annular surface, in this way, water and moisture possibly into port it is complete
Portion seals, and sealing effect is more preferable, and the second annular elastic component 6 generates uniform boundary to cable connector 1 and 2 peripheral surface of transition joint
Surface pressure, also more preferably to stability.
Further, further include the third elastic component 7 of two annulars, third elastic component 7 corresponds to the position of the first elastic component 4
3 periphery of the fixed reception draw.
In the present embodiment third elastic component 7, third bullet are arranged in the position of corresponding first elastic component 4 in 3 periphery of collapsible tube
Property part 7 compaction forces can be generated to collapsible tube 3 by the elasticity of itself so that the deflection bigger of the first elastic component 4, into
And the effect for being bonded and compensating gap is more preferable, moreover, in the case where the long pressure of 4 usage time of the first elastic component reduces, it is right
First elastic component 4 generates enough pressure, to further extend the service life of entire component.It should be understood that third bullet
Property part 7 can be common rubber material, shrinkage material or silica gel material, as long as disclosure satisfy that certain aeroelastic requirements i.e.
It can.Third elastic component 7 is annular, since 3 internal face of collapsible tube and the peripheral surface of transition joint 2 and cable connector 1 are usually all
Annular surface, therefore the use of the binding face of the third elastic component 7 of annular and 2 peripheral surface of cable connector 1 and transition joint is annular surface,
Uniform interfacial pressure is generated to cable connector 1 and 2 peripheral surface of transition joint so that stability higher.
Further, the first elastic component 4, the second elastic component 6, third elastic component 7 are shrinkage ring or falope ring.In this implementation
In example, the mounting process of cold shrink tube and silicone tube is simple, without carrying out heating or other auxiliary processes or tool, and shrinkage
The stability of pipe and silicone tube is high, has excellent ageing resistance and resistance to brittleness.
Further, collapsible tube 3 is heat-shrink tube.In the present embodiment, during actual use, thermal environment is relatively conventional；
And heat-shrink tube has good flexibility and the performances such as insulation corrosion protection, wear-resisting, and there is low melting point, waterproof sealing and height are viscous
The advantages that connecing property.
The above is only the preferred embodiment of the present invention, and it does not limit the scope of the patent of the present invention,
It is every under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of cable intermediate joint water repellent component, including cable connector, transition joint and collapsible tube, described collapsible tube one end is close
Envelope is shunk in cable connector periphery, and other end sealing is shunk in transition joint periphery, which is characterized in that the cable
Transition joint water repellent component further includes the first elastic component of two annulars, and first elastic component is tightly placed in the cable connector
Periphery is simultaneously compressed between the contraction inside pipe wall and the cable connector periphery, and another first elastic component is tightly placed in described
The periphery of transition joint is simultaneously compressed between the contraction inside pipe wall and the transition joint periphery.
2. cable intermediate joint water repellent component as described in claim 1, which is characterized in that the cable connector periphery with it is corresponding
The mating surface of first elastic component be rough surface, and the transition joint periphery and corresponding another first elastic component
Mating surface is rough surface.
3. cable intermediate joint water repellent component as claimed in claim 1 or 2, which is characterized in that first elastic component is cold
Contracting ring or falope ring.
4. cable intermediate joint water repellent component as claimed in claim 3, which is characterized in that the cable connector and transition joint
The peripheral surface being bonded with the collapsible tube is shiny surface.
5. cable intermediate joint water repellent component as described in claim 1, which is characterized in that
Further include flexible sheath, one end of the flexible sheath is tightly placed in the periphery of the cable connector, and the other end is tightly placed in institute
The periphery of transition joint is stated, the collapsible tube shrinks the periphery for being socketed on the flexible sheath；One first elastic component is located at
Between the flexible sheath inner wall and the cable connector periphery, another first elastic component is located at the flexible sheath inner wall
Between the transition joint periphery.
6. cable intermediate joint water repellent component as described in claim 1, which is characterized in that further include the second elasticity of two annulars
Part, the two fixed peripheries for being located at the collapsible tube of second elastic component, second elastic component are located at first elastic component
Close to it is described shrink pipe port side.
7. cable intermediate joint water repellent component as claimed in claim 6, which is characterized in that second elastic component is shrinkage ring
Or falope ring.
8. the cable intermediate joint water repellent component as described in claim 1,6 or 7, which is characterized in that further include the of two annulars
Three elastic components, the position that the third elastic component corresponds to first elastic component fixed connect collapsible tube periphery.
9. cable intermediate joint water repellent component as claimed in claim 8, which is characterized in that the third elastic component is shrinkage ring
Or falope ring.
10. cable intermediate joint water repellent component as described in claim 1, which is characterized in that the collapsible tube is heat-shrink tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820030641.5U CN207994599U (en) | 2018-01-08 | 2018-01-08 | Cable intermediate joint water repellent component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820030641.5U CN207994599U (en) | 2018-01-08 | 2018-01-08 | Cable intermediate joint water repellent component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207994599U true CN207994599U (en) | 2018-10-19 |
Family
ID=63818895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820030641.5U Active CN207994599U (en) | 2018-01-08 | 2018-01-08 | Cable intermediate joint water repellent component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207994599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947104A (en) * | 2018-01-08 | 2018-04-20 | 深圳市沃尔核材股份有限公司 | Cable intermediate joint water repellent component |
-
2018
- 2018-01-08 CN CN201820030641.5U patent/CN207994599U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947104A (en) * | 2018-01-08 | 2018-04-20 | 深圳市沃尔核材股份有限公司 | Cable intermediate joint water repellent component |
| CN107947104B (en) * | 2018-01-08 | 2022-05-10 | 深圳市沃尔核材股份有限公司 | Waterproof assembly of cable intermediate joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111092405B (en) | Buried cable vacuum joint and construction method thereof | |
| US4343966A (en) | Electric line insulator made of organic material and having an inner semi-conductive part extending between end anchor fittings | |
| CN211556179U (en) | Tubular bus connecting structure with middle joint insulation seal | |
| CN207426656U (en) | A kind of high-voltage cable middle joint | |
| CN207994599U (en) | Cable intermediate joint water repellent component | |
| CN106953241A (en) | Gas-insulated transmission line | |
| CN207691397U (en) | A kind of 110kV dry outdoor terminals tail pipe | |
| WO2020024819A1 (en) | Insulating sleeve pipe | |
| CN107947104A (en) | Cable intermediate joint water repellent component | |
| CN204967216U (en) | Power cable intermediate head sealing device | |
| CN206922409U (en) | The buried separable connector of silicon rubber | |
| CN212695421U (en) | Connecting terminal | |
| CN207718927U (en) | A kind of RVVP shielded power supplies control cable | |
| CN208908353U (en) | A kind of buried multilayer electric power protecting pipe | |
| CN205666404U (en) | Novel protection of cables welding parts's L29 type radio frequency coaxial connector | |
| CN209859896U (en) | Composite insulating pull rod for direct current breaker | |
| CN114856859A (en) | Cable-embedded cabin-penetrating connecting structure of combustion chamber of solid rocket engine and forming method thereof | |
| CN109378775A (en) | A kind of sealing of cable cold shrink type joint, which blocks water, optimizes production method | |
| CN106090485B (en) | A kind of insulating joint of the mechanical connecting band flexible glue layer of disassembly | |
| US2392748A (en) | Joint for electric power cables maintained under gas pressure | |
| US2374638A (en) | Attachment of metal fittings to insulators | |
| CN206225967U (en) | Cable termination end socket | |
| CN206471795U (en) | A kind of cold contract cable middle joint | |
| CN217306838U (en) | Waterproof communication line | |
| CN216412886U (en) | Novel grease tectorial membrane sleeve pipe |
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: 20190708 Address after: 518000 Second Floor of Phase III Workshop of Lanjingbei Road, Longtian Street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Wal Electric Power Technology Co., Ltd. Address before: 518000 Vol Industrial Park, Lanjingbei Road, Pingshan New Area, Shenzhen City, Guangdong Province Co-patentee before: Shenzhen City, the new energy electric Polytron Technologies Inc Patentee before: Shenzhen Woer Heat-Shrinkable Material Co., Ltd. Co-patentee before: Shenzhen Woer Special Cable Co., Ltd. Co-patentee before: CHANGZHOU WOER NUCLEAR MATERIAL CO., LTD. Co-patentee before: Leting wire industry (Huizhou) Co., Ltd. Co-patentee before: Huizhou LTK Electronic Cable Co., Ltd. |