CN207638251U - A kind of waterproof drawing head for high-voltage cables - Google Patents
A kind of waterproof drawing head for high-voltage cables Download PDFInfo
- Publication number
- CN207638251U CN207638251U CN201721884760.9U CN201721884760U CN207638251U CN 207638251 U CN207638251 U CN 207638251U CN 201721884760 U CN201721884760 U CN 201721884760U CN 207638251 U CN207638251 U CN 207638251U
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- CN
- China
- Prior art keywords
- wire crimping
- spring
- crimping cap
- binding post
- connecting pin
- 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.)
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Abstract
The utility model is related to high-tension cable technical fields, in particular a kind of waterproof drawing head for high-voltage cables, including wire crimping cap, wire crimping cap connects live conductor stake, it is in hollow structure inside wire crimping cap and crimping stake, the bottom of wire crimping cap is provided with external screw thread connecting pin, and water proof rubber pad is socketed in the middle part of the outer wall of wire crimping cap.The utility model mutually squeezes to form sealing structure by the water proof rubber pad of setting with rubber pad is squeezed, and prevents interface from entering, protects the part inside wire crimping cap and crimping stake, prolong the service life, reduces maintenance cost；Pass through the threaded connection of external screw thread connecting pin and internal thread connecting pin, it can carry out screwing tight fixation with the draught line in threading hole, the draught line of the other end and the first binding post or the second binding post can be fixed for termination, and internal connecting spring and inner conductive spring can be contacted and can also be squeezed, so that inside and outside current lead-through, wiring is simple, easy to operate, reduces the workload of operating personnel.
Description
Technical field
The utility model is related to high-tension cable technical field, specially a kind of waterproof drawing head for high-voltage cables.
Background technology
Since high-tension cable is to the sensibility of moisture, keep its requirement to water proofing property extremely stringent, in existing known technology
The drawing head of high-tension cable includes having externally threaded bail, conductor crimping component and sheath fixed component, wherein conductor
Welded part and sheath fixed component are split combination structure, and the drawing head processing of this multicomponent structure is complicated, and cost
It is high.
Chinese utility model patent application number CN201020302569.0 discloses a kind of waterproof drawing head for high-voltage cables,
Including with externally threaded bail, it is characterised in that：The bail is connect with the end of a thread fixing piece, and the end of a thread fixing piece one end is set
Have a screw hole coordinated with bail external screw thread, the other end of the end of a thread fixing piece is equipped with stepped hole, the stepped hole by position in the inner
The conductor crimping hole of side and the sheath mounting hole composition on the outside of it.Advantage is：Since each component being connect with the end of a thread is integral type
Structure can effectively play waterproof action, and simple in structure, and easy to process and installation improves processing efficiency.But this kind is drawn
Head waterproof effect unobvious, bail used at the same time is not easy to wiring, so still there is improved space.In consideration of it, we carry
Go out a kind of waterproof drawing head for high-voltage cables.
Utility model content
The purpose of this utility model is to provide a kind of waterproof drawing head for high-voltage cables, to solve in above-mentioned background technology
It is proposed the problem of drawing head waterproof effect unobvious and the bail used are not easy to wiring.
To achieve the above object, the utility model provides the following technical solutions：
A kind of waterproof drawing head for high-voltage cables, including wire crimping cap, the wire crimping cap connect live conductor stake, the wire crimping cap
Be in hollow structure inside the crimping stake, the bottom of the wire crimping cap is provided with external screw thread connecting pin, the wire crimping cap
Water proof rubber pad, the one end middle part grafting setting far from the external screw thread connecting pin of the wire crimping cap are socketed in the middle part of outer wall
There is the first binding post, several the first draught lines that are uniformly linear and being equally spaced are offered on first binding post and are fixed
Hole, the wire crimping cap are internally provided with internal connecting spring, and the internal connecting spring is socketed on first binding post,
The roof junction of the internal connecting spring and the wire crimping cap is provided with spring anchor block, and the internal connecting spring passes through
The spring anchor block is fixedly connected with the roof of the wire crimping cap.
Preferably, the internal connecting spring is coaxially disposed with first binding post.
Preferably, the crimping stake is provided with internal thread connecting pin, the pressure on the inner wall of the wire crimping cap connecting pin
Line stake is socketed with extruding rubber pad, the described one end of crimping stake far from the wire crimping cap on the outer wall of the wire crimping cap junction
Middle part it is interspersed be provided with the second binding post, offered on second binding post it is several uniformly linear and be equally spaced the
The inside bottom side of two draught line mounting holes, the crimping stake is provided with spring link block, is connected on the spring link block interior
Portion's power spring.
Preferably, the inner conductive spring is socketed on second binding post, and the inner conductive spring and institute
State the coaxial arrangement of the second binding post.
Preferably, the external screw thread connecting pin is adapted with the internal thread connecting pin.
Preferably, the quantity of the first draught line mounting hole and the second draught line mounting hole is at least provided with three
It is a.
Preferably, the first draught line mounting hole and the second draught line mounting hole inner wall are provided with internal thread, institute
It states in the first draught line mounting hole and the second draught line mounting hole and is threaded with termination.
Preferably, the termination includes nuts, and shank of bolt is fixedly connected in the middle part of the nuts, described outer
Threading hole is offered in the middle part of threaded ends and shank of bolt periphery.
Compared with prior art, the utility model has the beneficial effects that：
1, this waterproof drawing head for high-voltage cables by the water proof rubber pad of setting with squeeze rubber pad mutually squeeze to be formed it is close
Seal structure prevents interface from entering, and protects the part inside wire crimping cap and crimping stake, prolongs the service life, and reduces maintenance cost；
2, this waterproof drawing head for high-voltage cables is connected by the external screw thread connecting pin of setting and the screw thread of internal thread connecting pin
It connects, can carry out screwing tight fixation with the draught line in threading hole, while the termination being arranged can be by the draught line of the other end
It is fixed with the first binding post or the second binding post, and can contact can be with for internal connecting spring and inner conductive spring
It is squeezed so that inside and outside current lead-through, wiring is simple, easy to operate, reduces the workload of operating personnel.
Description of the drawings
Fig. 1 is the configuration schematic diagram of the utility model；
Fig. 2 is the cross section structure schematic diagram of the utility model；
Fig. 3 is the structural schematic diagram that the utility model dissipates termination；
In figure：1, wire crimping cap；11, external screw thread connecting pin；12, water proof rubber pad；13, the first binding post；14, the first traction
Line mounting hole；15, internal connecting spring；16, spring anchor block；2, crimping stake；21, internal thread connecting pin；22, rubber is squeezed
Pad；23, the second binding post；24, the second draught line mounting hole；25, inner conductive spring；26, spring link block；3, wiring fills
It sets；31, nuts；32, shank of bolt；33, threading hole.
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 describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：
A kind of waterproof drawing head for high-voltage cables, including wire crimping cap 1, wire crimping cap 1 connect live conductor stake 2, wire crimping cap 1 and pressure
It is in hollow structure inside line stake 2, the bottom of wire crimping cap 1 is provided with external screw thread connecting pin 11, the circumference of external screw thread connecting pin 11
It is provided with threading hole 33 on face, water proof rubber pad 12 is socketed in the middle part of the outer wall of wire crimping cap 1, the separate external screw thread of wire crimping cap 1 connects
Connect grafting in the middle part of the one end at end 11 and be provided with the first binding post 13, offered on the first binding post 13 it is several uniformly linear and
The first draught line mounting hole 14 being equally spaced, wire crimping cap 1 are internally provided with internal connecting spring 15, internal connecting spring 15
It is socketed on the first binding post 13, internal connecting spring 15 and the roof junction of wire crimping cap 1 are provided with spring anchor block 16, interior
Portion's connecting spring 15 is fixedly connected by spring anchor block 16 with the roof of wire crimping cap 1.Internal connecting spring 15 and the first wiring
Column 13 is coaxially disposed.
Crimping stake 2 connects with internal thread connecting pin 21, crimping stake 2 is provided on the inner wall of 1 connecting pin of wire crimping cap with wire crimping cap 1
It is socketed on the outer wall at the place of connecing and squeezes rubber pad 22, the middle part of the one end of crimping stake 2 far from wire crimping cap 1 is interspersed to be provided with second and connect
Terminal 23 offers the second draught line mounting hole 24 that is several uniformly linear and being equally spaced, crimping on second binding post 23
The inside bottom side of stake 2 is provided with spring link block 26, and inner conductive spring 25 is connected on spring link block 26.Inner conductive bullet
Spring 25 is socketed on the second binding post 23, and inner conductive spring 25 and the second binding post 23 are coaxially disposed.External screw thread connecting pin
11 are adapted with internal thread connecting pin 21.
The quantity of first draught line mounting hole 14 and the second draught line mounting hole 24 is at least provided with three.First traction
Line mounting hole 14 and 24 inner wall of the second draught line mounting hole are provided with internal thread, the first draught line mounting hole 14 and the second draught line
Termination 3 is threaded in mounting hole 24, termination 3 includes nuts 31, and the middle part of nuts 31 is fixedly connected
There is shank of bolt 32, threading hole 33 is offered in the middle part of 32 periphery of shank of bolt.
The operation principle of the utility model：In use, operating personnel will need the end of a thread drawn to be inserted into wiring
In threading hole 33 on device 3,3 screw thread of termination is inserted into the first draught line mounting hole 14 later or the second draught line is consolidated
Determine hole 24, the traction fag end of the other end is inserted on the threading hole 33 on external screw thread connecting pin 11, operating personnel will be outer later
Threaded ends 11 and 21 screw thread of internal thread connecting pin are tightened until water proof rubber pad 12 and the extruding contact of rubber pad 22, interior at this time
Portion's connecting spring 15 is contacted with inner conductive spring 25 so that current lead-through.
The utility model mutually squeezes to form sealing structure by the water proof rubber pad 12 of setting with rubber pad 22 is squeezed, and prevents
Interface enters, and protects the part inside wire crimping cap 1 and crimping stake 2, prolongs the service life, and reduces maintenance cost；Pass through setting
The threaded connection of external screw thread connecting pin 11 and internal thread connecting pin 21 can carry out screwing tight fixation with the draught line in threading hole 33,
The termination 3 of setting can be consolidated the draught line of the other end and the first binding post 13 or the second binding post 23 simultaneously
Determine, and internal connecting spring 15 and inner conductive spring 25 can be contacted and can also be squeezed so that inside and outside current lead-through,
Wiring is simple, easy to operate, reduces the workload of operating personnel.
Basic principles, main features, and advantages of the present invention has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within this claimed practicality
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (8)
1. a kind of waterproof drawing head for high-voltage cables, including wire crimping cap（1）, it is characterised in that：The wire crimping cap（1）It is connected with pressure
Line stake（2）, the wire crimping cap（1）With the crimping stake（2）Internal is in hollow structure, the wire crimping cap（1）Bottom setting
There is external screw thread connecting pin（11）, the wire crimping cap（1）Outer wall in the middle part of be socketed with water proof rubber pad（12）, the wire crimping cap（1）
Far from the external screw thread connecting pin（11）One end in the middle part of grafting be provided with the first binding post（13）, first binding post
（13）On offer the first draught line mounting hole that is several uniformly linear and being equally spaced（14）, the wire crimping cap（1）It is interior
Portion is provided with internal connecting spring（15）, the internal connecting spring（15）It is socketed on first binding post（13）On, it is described
Internal connecting spring（15）With the wire crimping cap（1）Roof junction be provided with spring anchor block（16）, the internal connection
Spring（15）Pass through the spring anchor block（16）With the wire crimping cap（1）Roof be fixedly connected.
2. waterproof drawing head for high-voltage cables according to claim 1, it is characterised in that：The internal connecting spring（15）
With first binding post（13）Coaxial arrangement.
3. waterproof drawing head for high-voltage cables according to claim 1, it is characterised in that：The crimping stake（2）With it is described
Wire crimping cap（1）Internal thread connecting pin is provided on the inner wall of connecting pin（21）, the crimping stake（2）With the wire crimping cap（1）Even
Extruding rubber pad is socketed on the outer wall at the place of connecing（22）, the crimping stake（2）Far from the wire crimping cap（1）One end in the middle part of wear
It plugs and is equipped with the second binding post（23）, second binding post（23）On offer it is several uniformly linear and be equally spaced the
Two draught line mounting holes（24）, the crimping stake（2）Inside bottom side be provided with spring link block（26）, the spring link block
（26）On be connected with inner conductive spring（25）.
4. waterproof drawing head for high-voltage cables according to claim 3, it is characterised in that：The inner conductive spring（25）
It is socketed on second binding post（23）On, and the inner conductive spring（25）With second binding post（23）Coaxially set
It sets.
5. waterproof drawing head for high-voltage cables according to claim 3, it is characterised in that：The external screw thread connecting pin（11）
With the internal thread connecting pin（21）It is adapted.
6. waterproof drawing head for high-voltage cables according to claim 3, it is characterised in that：The first draught line mounting hole
（14）With the second draught line mounting hole（24）Quantity at least provided with three.
7. waterproof drawing head for high-voltage cables according to claim 3, it is characterised in that：The first draught line mounting hole
（14）With the second draught line mounting hole（24）Inner wall is provided with internal thread, the first draught line mounting hole（14）With it is described
Second draught line mounting hole（24）Inside it is threaded with termination（3）.
8. waterproof drawing head for high-voltage cables according to claim 7, it is characterised in that：The termination（3）Including
Nuts（31）, the nuts（31）Middle part be fixedly connected with shank of bolt（32）, the external screw thread connecting pin（11）And spiral shell
Tightening latch（32）The middle part of periphery offers threading hole（33）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721884760.9U CN207638251U (en) | 2017-12-29 | 2017-12-29 | A kind of waterproof drawing head for high-voltage cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721884760.9U CN207638251U (en) | 2017-12-29 | 2017-12-29 | A kind of waterproof drawing head for high-voltage cables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207638251U true CN207638251U (en) | 2018-07-20 |
Family
ID=62851135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721884760.9U Expired - Fee Related CN207638251U (en) | 2017-12-29 | 2017-12-29 | A kind of waterproof drawing head for high-voltage cables |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207638251U (en) |
-
2017
- 2017-12-29 CN CN201721884760.9U patent/CN207638251U/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: 20180720 Termination date: 20181229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |