CN205811064U - A kind of hermetically sealed crimping sleeve - Google Patents
A kind of hermetically sealed crimping sleeve Download PDFInfo
- Publication number
- CN205811064U CN205811064U CN201620776746.6U CN201620776746U CN205811064U CN 205811064 U CN205811064 U CN 205811064U CN 201620776746 U CN201620776746 U CN 201620776746U CN 205811064 U CN205811064 U CN 205811064U
- Authority
- CN
- China
- Prior art keywords
- locking
- nut
- card
- core
- main body
- 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.)
- Expired - Fee Related
Links
- 238000002788 crimping Methods 0.000 title claims abstract description 15
- RYGMFSIKBFXOCR-UHFFFAOYSA-N copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 claims abstract description 22
- 239000010949 copper Substances 0.000 claims abstract description 22
- 230000003647 oxidation Effects 0.000 abstract 1
- 238000007254 oxidation reaction Methods 0.000 abstract 1
- -1 copper aluminum Chemical compound 0.000 description 11
- 210000001331 Nose Anatomy 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 241000508725 Elymus repens Species 0.000 description 1
- 210000003128 Head Anatomy 0.000 description 1
- 241000277275 Oncorhynchus mykiss Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 230000001808 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000010301 surface-oxidation reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
nullA kind of hermetically sealed crimping sleeve，Including copper lug，It is characterized in that: copper lug is provided with locking nut、The core of the card、Locking main body and self-clinching nut，The end of copper lug and the dead in line of locking nut end are also weldingly connected，The core of the card it is provided with in locking nut，The core of the card is frustum，The bigger diameter end portion of the core of the card is provided with three along axis the opening draw-in groove that is connected at axis，Angle between draw-in groove is 120 degree，Locking main body is cannula-like，Locking main body is provided with stop nut，Locking body front end internal diameter is in the conical hole matched with the core of the card profile，Threaded with locking nut in locking body front end portion，Locking body rear portion is provided with self-clinching nut，O RunddichtringO it is provided with in self-clinching nut，Wire head is isolated from the outside by this utility model，Prevent wire head oxidation and be corroded，In addition，It is threaded between each parts of this utility model，Without hydraulic tongs，Easy-to-operate.
Description
Technical field
This utility model relates to mesolow safe distribution of electric power device field, specifically refers to a kind of hermetically sealed crimping sleeve.
Background technology
The joint of power circuit is the weak link in circuit, but is that a unremarkable solution is got up and cumbersome, and
Fault rate is of a relatively high, and i.e. electricity is sold in impact affects again and sell electricity income, higher power outage usually easily occurs because of heating,
Repairing workload is bigger, affects the safe operation of electrical network and the reliability of power supply.
At present the equipment turnover line side such as low and medium voltage distribution network breaker in middle, crane, spark gap make contact head mainly use copper lug,
The materials such as copper aluminum nose, wire clamp of copper-aluminum apparatus overlap, with top connection have the disadvantage that one be overlap joint intraductal wire due to
Being electrolysed by extraneous Caulis Piperis Kadsurae, the erosion of sea fog, contact surface is gradually corroded and aoxidizes, and aluminum steel head becomes powder, in only remaining
Between steel core, cause the end of a thread and the overlap joint defect such as pipe twitch, loose contact, broken string；Two be wire clamp of copper-aluminum apparatus, copper aluminum nose due to
Being connected by the cross section of bi-material, there is different deformation, copper aluminum in the material at copper aluminum two ends under the influence of severe extreme weather
Stress, the copper aluminum being easy in copper-aluminum apparatus under the prolonged and repeated effect of stress is there is in device clamp, copper aluminum nose in junction
There is the fault such as loose contact, fracture in material junction, causes line voltage distribution shakiness even to stop transport, have a strong impact on power supply quality and
Power supply reliability；Three is that the connecting materials such as currently used copper lug, copper aluminum nose, wire clamp of copper-aluminum apparatus are at low and medium voltage distribution network
It is required for pressing tongs during installing and using or boring fixes connection, not only waste time and energy but also the tightness degree that crimps also cannot
Weigh.
Summary of the invention
This utility model provides a kind of hermetically sealed crimping sleeve, it is not necessary to hydraulic tongs, easy for installation, and efficiency is high, is crimped and leads
The end of a thread is isolated from the outside, and solves the end of a thread surface oxidation, the problem generated heat and be corroded, improves mid & low-voltage line power supply quality
And power supply reliability.
For achieving the above object, this utility model provides techniques below scheme.
A kind of hermetically sealed crimping sleeve, including copper lug, it is characterised in that: copper lug is provided with locking nut, the core of the card, lock
Tight main body and water-proof nut, the end of copper lug and the dead in line of locking nut end are also weldingly connected, are provided with in locking nut
The core of the card, the core of the card is frustum, the bigger diameter end portion of the core of the card be provided with at least two along axis the opening draw-in groove that is connected at axis,
Locking main body is cannula-like, and locking body outer diameter is provided with the screw thread matched with locking nut, locking body front end and locking screw
Parent phase connects, and locking body rear portion is provided with water-proof nut.
The core of the card bigger diameter end described in the utility model is provided with three along axis the opening draw-in groove that is connected at axis, opening
Angle between draw-in groove is 120 degree, and copper lug inner end diameter is provided with the vertebra degree matched with card core outer surface, and vertebra degree angle is 15-
19 degree, when the core of the card loads wire head, the opening draw-in groove on the core of the card can live wire head with lock ring.
Locking body front end internal diameter described in the utility model, in the conical hole matched with the core of the card profile gradient, locks main body
Threadeding with locking nut in front end, the core of the card snaps in locking body interior therewith, and locking main body is provided with stop nut, rotates anti-
Pine nut, the core of the card is accessed inside copper lug by vertebra degree coupling, and the wire head in draw-in groove is squeezed, and increases wire head and copper nose
The contact area of son, improves electric conductivity, and meanwhile, wire is difficult to skid off by draw-in groove banding, improves wire and accesses safety.
Being provided with O RunddichtringO in water-proof nut described in the utility model, O RunddichtringO is rotated by water-proof nut and is fixed on
In locking main body, thus play and seal waterproof effect.
Water-proof nut described in the utility model is self-clinching nut, is connected with locking main body screw, and tightness is good.
This utility model all parts is screw threads for fastening and connects, it is not necessary to hydraulic tongs, easy-to-operate, work efficiency
Height, additionally, this utility model by wire head fit sealing inside crimping sleeve, stopped wire head and contacted with external environment,
Avoid the situation that wire head aoxidizes, generates heat, is corroded, improve Supply Security.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the cross-sectional view of all parts of the present utility model.
Fig. 3 is the sectional view of the core of the card.
Wherein: (1) copper lug, (2) locking nut, (3) the core of the card, (3-1) opening draw-in groove, (4) locking main body, (4-1) vertebra
Shape hole, (4-2) stop nut, (5) self-clinching nut, (5-1) O RunddichtringO.
Detailed description of the invention
In order to this utility model is described in more detail, it is described as follows in conjunction with accompanying drawing.
A kind of hermetically sealed crimping sleeve, including copper lug (1), it is characterised in that: copper lug (1) is provided with locking nut
(2), the core of the card (3), locking main body (4) and self-clinching nut (5), the end of copper lug (1) and locking nut (2) end dead in line
And be weldingly connected, it being provided with the core of the card (3) in locking nut (2), copper lug (1) inner end diameter is provided with and the core of the card (3) outer surface phase
The vertebra degree coordinated, vertebra degree angle is 15-19 degree, and the core of the card (3) is in frustum, and the bigger diameter end portion of the core of the card (3) is provided with three along axis also
The opening draw-in groove (3-1) being connected at axis, the angle between opening draw-in groove (3-1) is 120 degree, and locking main body (4) is in sleeve pipe
Shape, locking main body (4) external diameter is provided with the screw thread matched with locking nut (2), lock main body (4) front inner diameter in the core of the card
(3) conical hole (4-1) that the profile gradient matches, locking main body (4) front end threaded with locking nut (2), the core of the card (3) with
To snap in locking main body (4) internal, locking main body (4) is provided with stop nut (4-2), rotates stop nut (4-2) so that card
It is internal that core (3) is fastened on locking main body (4), and locking main body (4) rearward end is provided with self-clinching nut (5), and self-clinching nut (5) is internal to be set
Having O RunddichtringO (5-1), O RunddichtringO (5-1) is rotated by self-clinching nut (5) and is fixed in locking main body (4).
Wire head peeling in use, is first accessed the core of the card (3) by this utility model, and the core of the card (3) accesses copper by vertebra degree card
Nose (1) is internal, and locking main body (4) is threadeded with locking nut (2), and the core of the card (3) enters locking main body (4) inside therewith
In conical hole (4-1), the stop nut (4-2) in rotational lock main body (4) so that the core of the card (3) is fastened on conical hole (4-1)
In, the wire head in opening draw-in groove (3-1) is squeezed, and increases the contact area of wire head and copper lug (1), improves conduction
Property, the locking threaded self-clinching nut of main body (4) rearward end (5), self-clinching nut (5) and its internal O RunddichtringO (5-1) group
Close, wire head is entirely sealed in inside crimping sleeve, completely cut off with external environment, stopped that wire head is oxidized, corroded and send out
The phenomenon of heat, improves mid & low-voltage line power supply quality and power supply reliability, it is often more important that, this utility model simple installation,
Without hydraulic tongs, a crimping sleeve is installed and only needs a few minutes, substantially increase work efficiency.
Claims (5)
1. a hermetically sealed crimping sleeve, including copper lug, it is characterised in that: copper lug is provided with locking nut, the core of the card, locking
Main body and water-proof nut, the end of copper lug and the dead in line of locking nut end are also weldingly connected, are provided with card in locking nut
Core, the core of the card is frustum, and the bigger diameter end portion of the core of the card is provided with at least two along axis the opening draw-in groove that is connected at axis, lock
Tight main body is cannula-like, and locking body outer diameter is provided with the screw thread matched with locking nut, locking body front end and locking nut
Being connected, locking body rear portion is provided with water-proof nut.
The hermetically sealed crimping sleeve of one the most according to claim 1, it is characterised in that: the core of the card bigger diameter end is provided with three along axle
Line the opening draw-in groove being connected at axis, the angle between opening draw-in groove is 120 degree, and copper lug inner end diameter is provided with and card
The vertebra degree that core outer surface matches, vertebra degree angle is 15-19 degree.
The hermetically sealed crimping sleeve of one the most according to claim 1, it is characterised in that: locking body front end internal diameter in card
The conical hole that the core profile gradient matches, locks body front end and threadeds with locking nut, and the core of the card snaps in locking main body therewith
Inside, locking main body is provided with stop nut, rotates stop nut so that the core of the card is fastened on inside locking nut.
The hermetically sealed crimping sleeve of one the most according to claim 1, it is characterised in that: it is provided with O type in water-proof nut and seals
Circle, O RunddichtringO is rotated by water-proof nut and is fixed in locking main body.
The hermetically sealed crimping sleeve of one the most according to claim 1, it is characterised in that: described water-proof nut is the spiral shell that presses
Female.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620776746.6U CN205811064U (en) | 2016-07-22 | 2016-07-22 | A kind of hermetically sealed crimping sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620776746.6U CN205811064U (en) | 2016-07-22 | 2016-07-22 | A kind of hermetically sealed crimping sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205811064U true CN205811064U (en) | 2016-12-14 |
Family
ID=57509397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620776746.6U Expired - Fee Related CN205811064U (en) | 2016-07-22 | 2016-07-22 | A kind of hermetically sealed crimping sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205811064U (en) |
-
2016
- 2016-07-22 CN CN201620776746.6U patent/CN205811064U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20190722 |