CN207353487U - Cable connecting terminal - Google Patents
Cable connecting terminal Download PDFInfo
- Publication number
- CN207353487U CN207353487U CN201721522598.6U CN201721522598U CN207353487U CN 207353487 U CN207353487 U CN 207353487U CN 201721522598 U CN201721522598 U CN 201721522598U CN 207353487 U CN207353487 U CN 207353487U
- Authority
- CN
- China
- Prior art keywords
- hole
- connection terminal
- wiring sleeve
- cable connecting
- blind
- 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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Links
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
Abstract
The utility model discloses a kind of cable connecting terminal, including wiring sleeve and connection terminal, one end of the wiring sleeve is equipped with the blind hole for conducting wire, and the other end is blind end;One end of the connection terminal and the blind end integrally connected of the wiring sleeve, the other end is free end, and the connection terminal is equipped with connecting hole;Be equipped with the blind hole with the matched gasket of its shape, be provided with a threaded hole connected with blind hole in the wiring sleeve lateral wall, the conducting wire in the wiring sleeve with the hold-down bolt that threaded hole matches by being pressed in the blind hole;The wiring sleeve lateral wall is equipped with the locking strap for being fixed on the hold-down bolt in the threaded hole to prevent hold-down bolt from exiting threaded hole, and locking strap is in be engaged arc with the shape of the wiring sleeve.
Description
Technical field
It the utility model is related to a kind of cable connecting terminal.
Background technology
In recent years, with the extensive use of power cable, the quantity of the tie point of power cable and aerial condutor increases
Rapidly, connection method traditional in construction is that power cable end is osing, and osing front end is a circular hole, is installed at aerial condutor end
Two perforation, in one perforation of wire clamp flat end processing, are pressed together, form power cable and led with aerial by device clamp with bolt
The connection of line.Found according to operating experience for many years and statistics, in the failure of power cable, wire connection terminal failure (is mainly sent out
Thermal fault, in addition with deformation, fracture etc.) account for more than the 90% of power cable total failare.There are following for traditional construction method
Defect:First, by the connection of osing and device clamp, since osing flat horizontal surface is smaller, both contacts area are relatively limited, connect
Contacting surface insufficient load current, causes contact surface to overheat;The conducting wire of different model needs to configure the product in matching aperture, causes into
This increase and very flexible;Can only be that copper tip is connected with copper conductor, aluminum connecting terminal and aluminum conductor connect, versatility
Difference;Copper-aluminium transition type wire connection terminal causes welding position generation to be broken, burn because of problems of welded quality and electrochemical reaction often,
Security is poor;In addition special compression device is needed when crimp type wire connection terminal is installed, is especially connected with larger sectional area conducting wire
When need heavy compression equipment, it is extremely inconvenient to install at the construction field (site), and when being installed by compression device, human factor causes
Compression stress difference cause installation reliability unstable, easily there is conducting wire malcompression or the impaired situation of wire connection terminal.
Utility model content
The purpose of this utility model is to provide a kind of cable connecting terminal, its installation reliability is strong, can make copper aluminum steel it
Between effectively convert, and convenient disassembly.
In order to solve the above technical problems, the utility model provides a kind of cable connecting terminal, including wiring sleeve and connection
Terminal, one end of the wiring sleeve are equipped with the blind hole for conducting wire, and the other end is blind end;The one of the connection terminal
End and the blind end integrally connected of the wiring sleeve, the other end is free end, and the connection terminal is equipped with connecting hole;Institute
State be equipped with blind hole with the matched gasket of its shape, be provided with a screw thread connected with blind hole in the wiring sleeve lateral wall
Hole, the conducting wire in the wiring sleeve with the hold-down bolt that threaded hole matches by being pressed in the blind hole;Institute
State wiring sleeve lateral wall and be equipped with and be used to the hold-down bolt is fixed in the threaded hole to prevent hold-down bolt from exiting
The locking strap of threaded hole, locking strap are in be engaged arc with the shape of the wiring sleeve;
The hold-down bolt includes threaded post, one end of the threaded post by the threaded hole extend into the blind hole with
Conducting wire is compressed, the other end is equipped with tight lock part, and the diameter of the tight lock part is less than the diameter of the threaded post;The locking strap
Middle part is equipped with limit hole, and the diameter of the limit hole is less than diameter of the diameter more than the tight lock part of the threaded post;Institute
State tight lock part to be fixed in the limit hole, locking strap both ends are fixed on by fastener on the side wall of the wiring sleeve.
Further, the connection terminal is in flat.
Further, the end face of the free end of the connection terminal is equipped with limit protrusion, and the connection terminal connects with described
One end of line sleeve connection is equipped with and the matched limiting slot of the limit protrusion.
Further, two connection terminals with the matched clamping screw of the connecting hole by being connected and passing through spiral shell
Mother's locking, is equipped with disk spring washer between the nut and the connection terminal.
Further, the connection terminal is equipped with two connecting holes.
Further, wiring sleeve and connection terminal are integrally formed.
Further, it is equipped with reinforcing rib in the two side walls of the connection terminal.
Further, the reinforcing rib is stainless steel strip.
The beneficial effects of the utility model are:
1st, the wire connection terminal is adapted to sectional area from 25~95mm2The connection of scope inside conductor, and it is not only suitable for aluminium material
Conducting wire is also applied for copper material conducting wire, can effectively solve the problems, such as that resistance increases under electrochemical action during copper-aluminium transition connection, with
Reduce the loss of electric energy.
2nd, conducting wire is pressed in the blind hole of wiring sleeve by a hold-down bolt, ensure that under constant contact
Conducting wire and wire connection terminal it is good electrically connect performance;Moreover, by the way that hold-down bolt is fixed in the threaded hole by locking strap,
To prevent tight bolt from exiting threaded hole, installation reliability can be strengthened;In addition, the both ends of locking strap are respectively by least one tight
Firmware is fixed on the lateral wall of wiring sleeve, conveniently detachable.
3rd, connection terminal is in flat, can increase the effective contact area of contact, make wire connection terminal reliable and stable.
4th, by set limit protrusion and with the matched limiting slot of limit protrusion, can be easily installed.
5th, by setting disk spring washer between nut and the connection terminal, it is possible to provide sufficient stress compensation,
Effectively overcome load change and environmental change caused by expand with heat and contract with cold, wind swing it is dynamic, and then avoid connection loosen and loose contact.
6th, by setting two connecting holes on connection terminal, and two connection terminals are fixed by two clamping screws
Together, can prevent from rotating against between two connection terminals, to improve stability.
7th, by setting reinforcing rib respectively in the two side walls of connection terminal, the toughness of connection terminal can be strengthened.
Brief description of the drawings
Attached drawing described herein is used for providing further understanding of the present application, the part of the application is formed, at this
The same or similar part, the schematic description and description of the application are represented using identical reference number in a little attached drawings
For explaining the application, the improper restriction to the application is not formed.In the accompanying drawings:
Fig. 1 is the top view of the utility model one embodiment;
Fig. 2 is the right side view of the wiring sleeve of the utility model one embodiment;
Fig. 3 is the structure diagram of the hold-down bolt of the utility model one embodiment;
Fig. 4 is the attachment structure schematic diagram of two connection terminals;
Fig. 5 is the left side view of the utility model one embodiment.
Wherein:1st, wiring sleeve;11st, limiting slot;2nd, connection terminal;21st, connecting hole;22nd, limit protrusion;3rd, spiral shell is compressed
Bolt;31st, threaded post;32nd, tight lock part;4th, locking strap;41st, limit hole;42nd, fastener;5th, gasket;6th, reinforcing rib;7th, locking screw
Bolt;8th, nut;9th, conducting wire.
Embodiment
Cable connecting terminal as depicted in figs. 1 and 2, including wiring sleeve 1 and connection terminal 2, the wiring sleeve 1
One end is equipped with the blind hole for conducting wire, and the other end is blind end;One end of the connection terminal 2 and the wiring sleeve 1
Blind end integrally connected, the other end is free end, and the connection terminal 2 is equipped with connecting hole 21;It is equipped with the blind hole
With the matched gasket 5 of inner wall shape of blind hole, a threaded hole connected with blind hole is provided with 1 side wall of wiring sleeve,
Conducting wire in the wiring sleeve 1 is pressed in the blind hole by the hold-down bolt 3 to match with threaded hole;It is described
1 lateral wall of wiring sleeve, which is equipped with, to be used to the hold-down bolt 3 is fixed in the threaded hole to prevent hold-down bolt 3 from exiting
The locking strap 4 of threaded hole, locking strap 4 are in be engaged arc with the shape of the wiring sleeve 1.
The wire connection terminal is adapted to sectional area from 25~95mm2The connection of scope inside conductor, and be not only suitable for aluminium material and lead
Line is also applied for copper material conducting wire, can effectively solve the problems, such as that resistance increases under electrochemical action during copper-aluminium transition connection, to subtract
The loss of few electric energy.Conducting wire is pressed in the blind hole of wiring sleeve 1 by a hold-down bolt 3, ensure that in constant contact
Pressure lower wire and wire connection terminal it is good electrically connect performance.
As shown in Fig. 2, the hold-down bolt 3 includes threaded post 31, one end of the threaded post 31 is prolonged by the threaded hole
Stretch into the blind hole to compress conducting wire, the other end is equipped with tight lock part 32, and the diameter of the tight lock part 32 is less than the screw thread
The diameter of column 31;The middle part of the locking strap 4 is equipped with limit hole 41, and the diameter of the limit hole 41 is less than the threaded post 31
Diameter be more than the tight lock part 32 diameter;The tight lock part 32 is fixed in the limit hole 41, and 4 both ends of locking strap pass through
Fastener 42 is fixed on the side wall of the wiring sleeve 1.
, can to prevent tight bolt from exiting threaded hole by the way that hold-down bolt 3 is fixed in the threaded hole by locking strap 4
To strengthen installation reliability;In addition, the both ends of locking strap 4 are fixed on wiring sleeve 1 by least one fastener 42 respectively
It is conveniently detachable on lateral wall.
According to one embodiment of the application, the connection terminal 2 is in flat, can increase the effective contact surface of contact
Product, makes wire connection terminal reliable and stable.
According to one embodiment of the application, as shown in figure 5, the end face of the free end of the connection terminal 2 is equipped with spacing
Protrusion 22, one end that the connection terminal 2 is connected with the wiring sleeve 1 are equipped with matched spacing with the limit protrusion 22
Limit protrusion 22 is embedded in limiting slot 11 by groove 11, when installation first, tentatively can be fixed two connection terminals 2, in order to pacify
Clamping screw 7 is filled, two connection terminals 2 are locked.
According to one embodiment of the application, as shown in figure 4, two connection terminals by with 21 phase of connecting hole
The clamping screw 7 of cooperation connects and by nut check, disk spring pad is equipped between the nut and the connection terminal 2
Circle, disk spring washer can provide abundance stress compensation, effectively overcome load change and environmental change caused by expand with heat and contract with cold,
Wind swing it is dynamic, and then avoid connection loosen and loose contact.
According to one embodiment of the application, the connection terminal 2 is equipped with two connecting holes 21, and passes through two lockings
Two connection terminals 2 are fixed together by bolt 7, can prevent from rotating against between two connection terminals 2, to improve stabilization
Property.
According to one embodiment of the application, wiring sleeve 1 and connection terminal 2 are integrally formed, and technological process is short, easy to make
Make, and structure is more stable.
According to one embodiment of the application, reinforcing rib 6, Ke Yizeng is equipped with the two side walls of the connection terminal 2
The toughness of strong ties terminal 2, makes connection terminal 2 be not easily broken the property of rupture;Wherein, the reinforcing rib 6 can be stainless steel strip.
Finally illustrate, above example is merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those of ordinary skill in the art that, can be to this
The technical solution technical scheme is modified or replaced equivalently of utility model, without departing from the objective and model of technical solutions of the utility model
Enclose, it should all cover among the right of the utility model.
Claims (8)
1. a kind of cable connecting terminal, it is characterised in that including wiring sleeve and connection terminal, one end of the wiring sleeve is set
The blind hole of conducting wire is useful for, the other end is blind end;One end of the connection terminal and the blind end of the wiring sleeve
Integrally connected, the other end is free end, and the connection terminal is equipped with connecting hole;It is equipped with the blind hole and matches with its shape
The gasket of conjunction, is provided with a threaded hole connected with blind hole in the wiring sleeve lateral wall, in the wiring sleeve
Conducting wire with the hold-down bolt that threaded hole matches by being pressed in the blind hole;The wiring sleeve lateral wall, which is equipped with, to be used for
The hold-down bolt is fixed on the locking strap in the threaded hole to prevent hold-down bolt from exiting threaded hole, locking strap is in and institute
The shape for stating wiring sleeve is engaged arc;
The hold-down bolt includes threaded post, and one end of the threaded post is extended into the blind hole by the threaded hole to compress
Conducting wire, the other end is equipped with tight lock part, and the diameter of the tight lock part is less than the diameter of the threaded post;The middle part of the locking strap
Equipped with limit hole, and the diameter of the limit hole is less than diameter of the diameter more than the tight lock part of the threaded post;The lock
Tight portion is fixed in the limit hole, and locking strap both ends are fixed on the side wall of the wiring sleeve by least one fastener
On.
2. cable connecting terminal according to claim 1, it is characterised in that the connection terminal is in flat.
3. cable connecting terminal according to claim 1 or 2, it is characterised in that the end of the free end of the connection terminal
Face is equipped with limit protrusion, and one end of the connection terminal and the wiring sleeve connection is equipped with matched with the limit protrusion
Limiting slot.
4. cable connecting terminal according to claim 1 or 2, it is characterised in that two connection terminals by with institute
State the matched clamping screw connection of connecting hole and by nut check, dish is equipped between the nut and the connection terminal
Spring washer.
5. cable connecting terminal according to claim 1 or 2, it is characterised in that the connection terminal is equipped with two companies
Connect hole.
6. cable connecting terminal according to claim 1 or 2, it is characterised in that the wiring sleeve and connection terminal one
It is body formed.
7. according to the cable connecting terminal described in claim or 2, it is characterised in that in the two side walls of the connection terminal
Equipped with reinforcing rib.
8. according to the cable connecting terminal described in claim or 7, it is characterised in that the reinforcing rib is stainless steel strip.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721522598.6U CN207353487U (en) | 2017-11-15 | 2017-11-15 | Cable connecting terminal |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721522598.6U CN207353487U (en) | 2017-11-15 | 2017-11-15 | Cable connecting terminal |
Publications (1)
Publication Number | Publication Date |
---|---|
CN207353487U true CN207353487U (en) | 2018-05-11 |
Family
ID=62350387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721522598.6U Active CN207353487U (en) | 2017-11-15 | 2017-11-15 | Cable connecting terminal |
Country Status (1)
Country | Link |
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CN (1) | CN207353487U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108762121A (en) * | 2018-05-31 | 2018-11-06 | 芜湖徽福电子科技有限公司 | A kind of constant-current discharge controller |
-
2017
- 2017-11-15 CN CN201721522598.6U patent/CN207353487U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108762121A (en) * | 2018-05-31 | 2018-11-06 | 芜湖徽福电子科技有限公司 | A kind of constant-current discharge controller |
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