CN206194983U - A electrical contact element for pressing from both sides connect stranded conductor conductor tightly - Google Patents
A electrical contact element for pressing from both sides connect stranded conductor conductor tightly Download PDFInfo
- Publication number
- CN206194983U CN206194983U CN201490001119.4U CN201490001119U CN206194983U CN 206194983 U CN206194983 U CN 206194983U CN 201490001119 U CN201490001119 U CN 201490001119U CN 206194983 U CN206194983 U CN 206194983U
- Authority
- CN
- China
- Prior art keywords
- electrical contact
- contact element
- clamping element
- bolt
- clamping
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/50—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
- H01R4/5016—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a cone
- H01R4/5025—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a cone combined with a threaded ferrule operating in a direction parallel to the conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
- H01R11/26—End pieces terminating in a screw clamp, screw or nut
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/10—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation
- H01R4/18—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
- H01R4/20—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping using a crimping sleeve
Abstract
The utility model relates to an electrical contact element for pressing from both sides connect stranded conductor conductor tightly, this electrical contact element includes the contact pin that connects of cavity cylindricality, should connect contact pin to have gripping sleeve district section and clamping element, this gripping sleeve district section has the receipt space, this clamping element distinguishes the section for the gripping sleeve and can and be used for the clamp to receive stranded conductor conductor end tightly along the axial round trip movement, in addition with the aid of rotate one with the clamping element phase coupling may the actuator disk the bolt and enable clamping element and is introduced position actuator disk to stranded conductor conductor clamping position from the stranded conductor conductor.
Description
Technical field
The utility model is related to a kind of electrical contact element.
Background technology
Therefore, the utility model more particularly to one kind are with the electric of the terminal for stranded wire conductor (Litzenleiter)
Contact element, the wherein contact element have gripping sleeve, the gripping sleeve can from non-clamping position be transferred to clamped position and
The preferred nonisulated end of stranded wire conductor is clampingly fixed in the clamped position.
Such contact element is provided, especially to make high current connector and contact element with stranded wire conductor cable
Electrically it is connected firmly mechanically and reliably, wherein must also ensure that, pulling force high, the effect of machinery and vibration can not
Cause the undesirable separation of the connection.
Therefore in the prior art for instance, it is known that the twisted wire with crimping connector (Crimpverbindungen)
Conductor is connected at these contact elements or stranded wire conductor alternatively can be connected with these contact elements, wherein
Be expressed to for these stranded wire conductors by means of the power for axially or radially acting on by the conical contact part in one contact element
One corresponding, shaping with opposite, and wherein in general the angle of these circular conical surfaces is equal.
Described a kind of such twist for connecting for example is disclosed in the U1 of DE 89 14 460 in the prior art
The contact element of line conductor.
Additionally, disclosing a kind of contact system for transmitting electric current high, the contact in the C1 of DE 197 18 004
System is made up of the plug part of the socket feature thin slice of the contact with spring.
Following device is disclosed in the A of FR 618 171, these devices are suitable for clamping the electric conductor of electrical equipment,
Wherein especially wrapped electric conductor is clamped in insulator arrangement to be installed.
A kind of contact element for connecting stranded wire conductor, the wherein contact are also disclosed in the B4 of DE 102 20 108
Element is formed by gripping sleeve with the contact part threadably hold, pin-shaped in the gripping sleeve, wherein the contact part
It is provided with a tip for cone (tip relative to vertical direction with an angle α) and at the gripping sleeve
One funnelform connection end, during the stranded wire conductor can be introduced in a junction chamber for inside in the connection end, and
Circular conical surface (circular conical surface relative to vertical direction with an angle β) is wherein also formed, but the contact part is only capable of
In enough stranded wire conductors for screwing in the junction chamber and being introduced in the junction chamber with following degree so that in the contact part
Tip and the circular conical surface of the convex shoulder between overlap remain minimum.
Above-mentioned technical teaching discloses a kind of contact element, however wherein stranded wire conductor end from gripping sleeve to a side wall
Extruding, and exist following dangerous：The end of these stranded wire conductors is damaged or is kept completely separate in compression.
Power higher, these power are produced especially when gripping sleeve is tightened may partially or even wholly be sheared these twisted wires and lead
Body, but this can not be found always under adverse conditions.
Utility model content
The purpose that the utility model is based on is, as follows between the contact element and stranded wire conductor of type described in introductory song
Ground forms a kind of releasable connection so that aforesaid drawbacks are overcome and stranded wire conductor is in addition to optimal electrical contact is connected
The extraction security high in contact element is also especially reliably held and ensured under effect of vibration.
The purpose according to electrical contact element of the present utility model by realizing.
Basic conception of the present utility model is, there is provided a kind of contact element, the contact element is preferably formed into hollow posts
Shape, closing sleeve can be made to be introduced position from stranded wire conductor in the way of it can axially move back and forth in the contact element activated
To clamped position so that in stranded wire conductor can be introduced in the contact element during the stranded wire conductor is introduced into position and at this
Clamping element reliably electrically and mechanically holds the twisted wire by clamping element afterwards in being actuated to stranded wire conductor clamped position
Conductor.
It is therefore proposed that a kind of electrical contact element for clampingly connecting stranded wire conductor, the electrical contact element includes
The contact plug of hollow cylindrical, the contact plug carries gripping sleeve section and clamping element, and the gripping sleeve section has reception space,
The clamping element can vertically move back and forth relative to gripping sleeve section and for clampingly receiving stranded wire conductor end, borrow in addition
Help bolt that rotation one is coupled with clamping element or activatable and clamping element can be made to be introduced position from stranded wire conductor
It is actuated into stranded wire conductor clamped position.
The implementation method has additional advantage：With solution known in the prior art conversely, stranded wire conductor energy
It is enough to be pointedly inserted into the reception space of contact element so as to also assure, stranded wire conductor is complete with its nonisulated end
It is retained in the reception space of contact element entirely.
One of the present utility model preferred embodiment in, clamping element include clamp cover, the clamping cover carry
The multiple spring arms extended on axial direction.
One such to be designed to realize as follows：The clamping element is for example covered by the clamping cracked and is formed.
Another preferred embodiment in, electrical contact element is formed as follows so that reception space (clamping element
Be supported in reception space) inwall have for making the radially contracted control type portion of clamping element.
" control type portion " in meaning of the present utility model is it is meant that clamp these bullets of cover when clamping element is activated
Spring arm is introduced into position and is radially-inwardly caused as follows into the stranded wire conductor clamped position along the control type portion from stranded wire conductor
It is dynamic so that the opening diameter for receiving the opening of stranded wire conductor reduces, so that clamping element shrinks.
In other words, the purpose in the control type portion is that actuating as follows clamps the moveable spring arm of cover so that
Be introduced into when position is transitioned into stranded wire conductor clamped position from stranded wire conductor is carried out increasingly by these spring arm twisted pair wire conductors
Big power loading and clamping.
In a particularly advantageous implementation method of the present utility model, control type portion is formed as follows so that so that folder
Spring arm is inwardly activated when tight element activated, so that it is radially contracted to clamp cover (9).
May realize in this way, can also directly be perceived when electrical contact element is operated, such as in clamping element footpath
Continue to increase for clamping the clamping force of the stranded wire conductor end to when shrinking.
It is also preferred that electrical contact element is formed as follows so that in the contact plug of hollow cylindrical, pressed from both sides for activating
The bolt of tight element that can be supported on internal thread in the way of turn back and forth.
Further preferably, although bolt is coupled as follows with clamping element so that bolt and clamping element can be common
Ground axial movement, but in swivel bolt, clamping element rotates not together.
It is therefore preferable that electrical contact element is formed as follows so that bolt has the coupling part of end side, the end
Side coupling part on side coupling part and clamping element is coupled, is especially axially coupled.
In other words, the coupling part between bolt and clamping element is formed as follows so that in bolt rotary motion, though
So cause the axial movement of clamping element, but do not cause rotary motion or common rotation.
One of the present utility model preferred embodiment in, this can be implemented as described below：The coupling part is formed as in spiral shell
Groove circular in a ring in bolt, the coupling part of clamping element is joined in the groove and forms rotation axis support structure.
It is of the present utility model another preferred embodiment in, electrical contact element is formed as follows so that bolt
Tool engagement portion with end face side, rotatably to be moved (by means of an instrument) or to rotate the bolt.
According to the utility model, this can be realized as follows：The contact element has in the end of grafting side
Opening, wherein the instrument access section of bolt can be touched and activated by the end of the grafting side.
In a particularly advantageous implementation method of the present utility model, control type portion has what at least one taper was drawn in
Wall section, the interior diameter of the wall section is continuously reduced to the second interior diameter R2 from the first interior diameter R1.
Here, interior diameter R1 to interior diameter R2 reduction in the axial direction from the opening of the connecting side or relative to
Offsettingly realized by an offset part of the connection side opening the opening of the connecting side.
Brief description of the drawings
Connection with figures elaborates the utility model by means of preferred embodiment below.In the accompanying drawings：
Fig. 1 shows the side view and sectional view of the one embodiment according to contact element of the present utility model；
Fig. 2 shows the electrical contact element in Fig. 1, and it is in another installation site；
Fig. 3 is independent local diagrammatically show according to of the present utility model, electrically connecing according to Fig. 1 and Fig. 2 with cutting
Touch a side view of element；
Fig. 4 shows a perspective view of the contact element of Fig. 3；And
Fig. 5 shows another embodiment according to contact element of the present utility model.
Specific embodiment
Fig. 1 show according to it is of the present utility model, for (using stranded wire conductor nonisulated stranded wire conductor end 21)
Clampingly connect one embodiment of the electrical contact element 1 of stranded wire conductor 20.Electrical contact element 1 includes connecing for hollow cylindrical
Contact pin 2, the contact plug carries gripping sleeve section 4, and the gripping sleeve section has reception space 3, figure 4 illustrates the gripping sleeve area
Section.
Gripping sleeve section 4 is the section of contact plug 2, and the clamping that can axially move back and forth is supported with the gripping sleeve section
Element 5 is used to clampingly receive stranded wire conductor end 21.
Clamping element 5 can introduce position by the bolt 6 that rotation and the clamping element 5 are coupled from stranded wire conductor
(such as shown in Fig. 1) is actuated to stranded wire conductor clamped position (such as shown in fig. 2).
It can further be seen that clamping element 5 is formed as the coupling part 12 with end face side, (annular is convex in Fig. 1 to Fig. 4
Edge), the coupling part of the end face side is especially joined in the coupling part 11 of the end side of bolt 6 in being joined to the depression of groove type.
In fig. 2 it can be seen that the state being completely screwed into of clamping element 5, wherein bolt 6 are tightened on stop part 22 simultaneously
And in being fully located at and tightening section VA.The inwall 7 of gripping sleeve section 4 is formed as with control type portion 8.
As substantially identifying in fig. 1 and 2, the control type portion is formed by the wall section that taper is shunk, the wall section
Internal diameter from the first interior diameter R1 reduce to the second interior diameter R2 and then transition to the section of the cylindricality with diameter R2.
As in figs. 3 and 4 it can be seen that, multiple spring arms extend so that its spring arm end 24 is outwards arched,
So that the end 25 for clamping the insertion side of cover 9 has such as lower outer diameter, the overall diameter substantially with the top end in control type portion 8
Interior diameter R1 at end is suitable.Therefore, the spring arm 10 of cover 9 is clamped to extend with hettocyrtosis, outwards arched shape.Spiral shell
Bolt 6 with clamp cover 9 and be coupled and can (opening of the grafting side is joined to tool engagement portion 19 by the opening 15 of grafting side
In) and rotatably activated using instrument, and it is actuated to institute in fig. 2 from stranded wire conductor introducing position shown in Fig. 1
The stranded wire conductor clamped position for showing, wherein bolt 6 are rotated into stop part 22 or are rotated in a therebetween position
And the end 16 along internal thread 14 in the axial direction towards the grafting side of contact plug 2 is tightened.
Clamp cover 9 to be introduced in reception space 3 by opening 17 at the end 18 of connecting side, wherein noted earlier
The direction for being axially direction towards grafting side opening 15 when tightening bolt 6, the contact outside reception space 3 of spring arm 23 it is interior
Wall 7 and slide along control type portion 8 there, wherein control type portion constantly shrinks until straight because diameter constantly diminishes
Footpath R2.
Because the interior diameter for clamping cover 9 reduces, stranded wire conductor end 21 is retained in clamping cover 9 clampedly.Also assure
, when tightening, stranded wire conductor 20 is inserted into reception space 3.
Fig. 5 show according to it is of the present utility model, for (using stranded wire conductor nonisulated stranded wire conductor end 21)
Clampingly connect an alternate embodiment of the electrical contact element 1 of stranded wire conductor 20.During the electrical contact element 1 includes
The contact plug 2 of void column shape, the contact plug carries gripping sleeve section 4, and the gripping sleeve section has reception space 3.Here, gripping sleeve
Section 4 can axially movably be moved by means of the actuating of bolt 6 relative to contact plug 2.Thus, when clamping element is in figure
When being moved to D score in the view shown in 5, gripping sleeve section 4 shrinks can and then clamping element 5 clampingly to receive strand
Line conductor ends 21.
Correspondingly, according to the utility model proposes a kind of electrical contact element 1, wherein clamping element 5 is preferred with contact plug 2
Integrally connected and gripping sleeve element 4 is arranged relative to clamping element 5 in the adjustable mode of its axial location.
Additionally, gripping sleeve element 4 preferably has the arm 4a of multiple end sides, these arms are inserted on contact plug 2
In corresponding line of rabbet joint 4b.These arms are used as the support of axial direction and also as anti-rotation portion.
But, the utility model is not limited to the indicated before, preferred embodiment in embodiments thereof.But can
To consider various variants and implementation method, even if it makes use of being different from shown solution in principle and shown
The implementation means of method.
List of numerals
1 contact element
2 contact plugs
3 reception spaces
4 gripping sleeve sections
4a arms
The 4b lines of rabbet joint
5 clamping elements
6 bolts
7 inwalls
8 control type portions
9 clamp cover
10 spring arms
The coupling part of 11 end sides
The coupling part of 12 end face sides
14 internal threads
The opening of 15 grafting sides
The end of 16 grafting sides
17 second openings
The end of 18 connecting sides
19 tool engagement portions
20 stranded wire conductors
21 stranded wire conductor ends
22 stop parts
23 spring arms
24 spring arm ends
The end of 25 insertion sides
A axial directions
The interior diameters of R1 first
The interior diameters of R2 second
VA tightens section
Claims (12)
1. the electrical contact element (1) of clampingly connection stranded wire conductor (20) is used for, and the electrical contact element includes hollow cylindrical
Contact plug (2) and clamping element (5), the contact plug carries gripping sleeve section (4), and the gripping sleeve section has reception space
(3), the clamping element can move back and forth and for clampingly receiving stranded wire conductor end vertically relative to gripping sleeve section (4)
(21), in addition can be by clamping element (5) by means of bolt (6) be coupled with clamping element (5) or activatable is rotated
Position is introduced from stranded wire conductor be actuated into stranded wire conductor clamped position.
2. electrical contact element (1) according to claim 1, it is characterised in that clamping element (5) includes clamping cover (9),
The clamping cover is with the multiple spring arms (10) extended on axial direction (A).
3. electrical contact element (1) according to claim 2, it is characterised in that the inwall (7) of reception space (3) has
For the control type portion (8) for making clamping element (5) radially contracted.
4. electrical contact element (1) according to claim 3, it is characterised in that control type portion (8) are formed as follows, and make
Obtain spring arm (10) when clamping element (5) activated inwardly to be activated, so that it is radially contracted to clamp cover (9).
5. according to one of claim 1-4 described electrical contact element (1), it is characterised in that in the contact plug of hollow cylindrical
(2) in, bolt (6) that can be supported on internal thread (14) in the way of turn back and forth.
6. according to one of claim 1-4 described electrical contact element (1), it is characterised in that bolt (6) is with end side coupling
Connection portion (11), the end side coupling part is coupled with the end side coupling part (12) on clamping element (5).
7. electrical contact element (1) according to claim 6, it is characterised in that coupling part (11) shape of the bolt (6)
As the groove circular in a ring in bolt (6), during the coupling part (12) on clamping element (5) is joined to the groove.
8. according to one of claim 1-4 described electrical contact element (1), it is characterised in that bolt (6) is with end face side
Tool engagement portion (19), to make bolt (6) rotary motion.
9. electrical contact element (1) according to claim 8, it is characterised in that contact element (1) is with grafting side
The opening (15) at end (16) place and the second opening (17) at end (18) place of connecting side, the tool engagement portion of bolt (6)
(19) can be touched and be activated by the end (16) of the grafting side.
10. electrical contact element (1) according to claim 3, it is characterised in that control type portion has at least one taper
The wall section of gathering, the internal diameter of the wall section is continuously reduced to the second interior diameter (R2) from the first interior diameter (R1).
11. according to one of claim 1-4 described electrical contact element (1), it is characterised in that clamping element (5) with contact
Pin (2) integrally connected, gripping sleeve section (4) be arranged to relative to clamping element (5) axially position aspect be adjustable.
12. electrical contact elements (1) according to claim 11, it is characterised in that gripping sleeve section (4) is with multiple ends
The arm (4a) of side, these arms are sunk in the corresponding line of rabbet joint (4b) on contact plug (2).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201310014200 DE102013014200A1 (en) | 2013-08-24 | 2013-08-24 | Contact element with a clamping connection for stranded conductors |
| DE102013014200.8 | 2013-08-24 | ||
| PCT/DE2014/100297 WO2015027991A1 (en) | 2013-08-24 | 2014-08-21 | Contact element comprising a clamping terminal for a stranded conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206194983U true CN206194983U (en) | 2017-05-24 |
Family
ID=51535300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201490001119.4U Expired - Fee Related CN206194983U (en) | 2013-08-24 | 2014-08-21 | A electrical contact element for pressing from both sides connect stranded conductor conductor tightly |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3036798A1 (en) |
| CN (1) | CN206194983U (en) |
| DE (1) | DE102013014200A1 (en) |
| WO (1) | WO2015027991A1 (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR618171A (en) | 1925-07-14 | 1927-03-04 | Mycromet Mfg Co | Improvements to conductor clamping devices for gaskets and electrical devices |
| US2475741A (en) * | 1943-01-06 | 1949-07-12 | Robert A Goeller | Connector |
| DE8914460U1 (en) | 1989-12-08 | 1990-02-08 | Harting Elektronik Gmbh, 4992 Espelkamp, De | |
| US5573423A (en) * | 1995-01-18 | 1996-11-12 | Lin; Kuang-Ts'an | Innovative distribution cable mounting device |
| DE19718004C1 (en) | 1997-04-29 | 1998-09-17 | Harting Kgaa | 1-pole contact system |
| DE19730435C1 (en) * | 1997-07-16 | 1998-10-29 | Harting Kgaa | Contact element with connector for flex conductor |
| US6220902B1 (en) * | 1999-05-13 | 2001-04-24 | Unit Electrical Engineering Ltd. | Method and apparatus for connecting an object to a device |
| DE10220108B4 (en) | 2002-05-04 | 2004-07-08 | Harting Electric Gmbh & Co. Kg | Contact element with a connection for stranded wire |
| EP2487758B1 (en) * | 2009-01-20 | 2014-10-08 | ODU GmbH & Co KG. | Electrical connector for high-temperature environments |
-
2013
- 2013-08-24 DE DE201310014200 patent/DE102013014200A1/en not_active Withdrawn
-
2014
- 2014-08-21 WO PCT/DE2014/100297 patent/WO2015027991A1/en active Application Filing
- 2014-08-21 EP EP14761945.6A patent/EP3036798A1/en not_active Withdrawn
- 2014-08-21 CN CN201490001119.4U patent/CN206194983U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP3036798A1 (en) | 2016-06-29 |
| DE102013014200A1 (en) | 2015-02-26 |
| WO2015027991A1 (en) | 2015-03-05 |
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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: 20170524 Termination date: 20180821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |