CN105720388B - Spring connecting terminal - Google Patents

Spring connecting terminal Download PDF

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Publication number
CN105720388B
CN105720388B CN201510971621.9A CN201510971621A CN105720388B CN 105720388 B CN105720388 B CN 105720388B CN 201510971621 A CN201510971621 A CN 201510971621A CN 105720388 B CN105720388 B CN 105720388B
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CN
China
Prior art keywords
leg
reclines
spring
conducting wire
busbar 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
Application number
CN201510971621.9A
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Chinese (zh)
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CN105720388A (en
Inventor
汉斯-约瑟夫·克尔曼
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Wago Verwaltungs GmbH
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Wago Verwaltungs GmbH
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Publication date
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Publication of CN105720388A publication Critical patent/CN105720388A/en
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Publication of CN105720388B publication Critical patent/CN105720388B/en
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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-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
    • H01R4/28Clamped connections, spring connections
    • H01R4/48Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/48455Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar insertion of a wire only possible by pressing on the spring
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/04Conveying materials in bulk pneumatically through pipes or tubes; Air slides
    • B65G53/24Gas suction systems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G53/00Conveying materials in bulk through troughs, pipes or tubes by floating the materials or by flow of gas, liquid or foam
    • B65G53/34Details
    • B65G53/40Feeding or discharging devices
    • B65G53/42Nozzles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S2/00Systems of lighting devices, not provided for in main groups F21S4/00 - F21S10/00 or F21S19/00, e.g. of modular construction
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S4/00Lighting devices or systems using a string or strip of light sources
    • F21S4/20Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
    • F21S4/22Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00Protecting lighting devices from damage
    • F21V15/01Housings, e.g. material or assembling of housing parts
    • F21V15/012Housings with variable shape or dimensions, e.g. by means of elastically deformable materials or by movement of parts forming telescopic extensions of the housing body
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21VFUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00Arrangement of electric circuit elements in or on lighting devices
    • F21V23/04Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual 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
    • H01R11/11End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/22End pieces terminating in a spring clip
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2105/00Planar light sources
    • F21Y2105/10Planar light sources comprising a two-dimensional array of point-like light-generating elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21YINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00Light-generating elements of semiconductor light sources
    • F21Y2115/10Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Installation Of Bus-Bars (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Abstract

The present invention relates to a kind of spring connecting terminal with busbar connector He at least one cage tension spring, the cage tension spring have the leg that reclines, the spring bending portion for being connected to the leg that reclines, the operation leg for being connected to spring bending portion and from operation leg towards the clamping leg of the direction for the leg that reclines stretching.It clamps leg and connects opening with the conducting wire by the cross bar limit on the free end for clamping leg.The section that reclines of busbar connector connects opening across conducting wire and protrudes.The leg that reclines is placed in the reclining in section of busbar connector.The section that reclines of busbar connector has offset portion on its conductor clamping side, and the conductor clamping side is opposite with the side that reclines, and reclines on side described, and the leg that reclines, which sticks on, to recline in section.Cross bar is sunk in the free space formed after offset portion in the clamped position for the electric lead of cage tension spring not clamped.

Description

Spring connecting terminal
Technical field
The present invention relates to a kind of springs with busbar connector (Stromschiene) and at least one cage tension spring to connect Line terminals (Federkraftklemme), the cage tension spring have recline leg, be connected to the leg that reclines spring bending portion, The clamping leg for being connected to the operation leg in spring bending portion and being stretched out from operation leg towards the direction for the leg that reclines.Clamping leg, which has, to be passed through The conducting wire of cross bar limit on the free end for clamping leg connects opening.The section that reclines of busbar connector is across cage tension spring Conducting wire connect that opening is prominent and the leg that reclines is placed in the reclining in section of busbar connector.
Background technique
Cage tension spring for antidetonation, lasting stability clamps electric lead.The cage tension spring by elasticity, I.e. apply elastic force material formed, the material be it is band-like curved, so as to the spring bending for forming the leg that reclines, being connected to it Portion, the operation leg for being connected to spring bending portion and the clamping leg retracted from operation leg towards the leg that reclines.Constituting in clamping leg has Conducting wire connects opening, and the conducting wire connects cross bar and at least one side lever limit on free end of the opening by clamping leg. Conducting wire connects opening preferably by two opposite side lever limits, and the side lever is connected each other by the cross bar on free end It connects.
27 06 482 C2 of DE discloses engagement and/or connection folder, the i.e. cage tension spring of this no screw.The cage Formula tension spring is placed on busbar connector part by its leg that reclines.The section that freely reclines of busbar connector part extends through cage pulling force bullet Conducting wire in the clamping leg of spring connects opening, clamps position to be formed between cross bar and the section that reclines of busbar connector to clamp Electric lead.In this regard, thus the section that reclines reduces towards cross bar to front curve to focus on the contact force of cage tension spring Prone contact surface on.The conducting wire of cage tension spring not clamped do not operate, relaxation in the state of, it is horizontal The contact surface that bar sticks on the section that reclines from the curved section that reclines that busbar connector stretches out and then from busbar connector stretches out.In cage When being inserted into electric lead when formula tension spring is not switched on, relaxes, not operating, then the free end of electric lead encounters cross bar, make Continuing into for electric lead is obtained to hinder by cross bar.
10 2,014 202 414 A1 of DE shows the electric plug-in connection equipment with insulator and cage tension spring, institute The spring that cage tension spring is stated as annular includes curved lower section, the rear portion section of rising and upper section, described Upper section has the breach for accommodating at least one electric lead, and the rear portion section can be with the raised profile of operation pin Section outstanding is bonded together.When cage tension spring is in its maximum clamped condition of the relaxation of arching forward, that is, work as When connector is sky and is closed, cross bar is sticked on the contact surface of the fluting of busbar connector.
198 10 310 C1 of DE discloses a kind of cage tension spring, and the cage tension spring is placed in busbar connector On.In order to improve clamping force, cricoid second tension spring is matched with cricoid first tension spring folder, wherein at least busbar connector It extends through the conducting wire that at least one clamps leg and connects opening.The free end for extending through the busbar connector part section that conducting wire connects opening is pressing from both sides Tight leg the maximum arching forward of not conducting wire it is zero load in the state of stick on the cross bar on busbar connector part after downwards Bending.Cross bar still stretches out under the plane of busbar connector part to a greater degree always herein.
103 04 493 A1 of DE shows the tension spring of the clamping element for electricity.From the leg that reclines of cage tension spring The reclinate end section of plane has arching on free end in the region of end rib.Due to the arching, it incite somebody to action oneself By the leg end section that reclines be inserted through clamp window when, be formed away from it in the intermediate region of the end rib for the leg end section that reclines Clamp the angle rib of rib.
A kind of spring connecting terminal known from 196 46 103 C1 of DE.Known one kind from 197 15 971C1 of DE Tension spring folder, has the fastening spring from spring plate deflection.A kind of spring of electricity known connects from 60,131 217 T2 of DE Head.A kind of spring connecting terminal connector known and the electric instrument constituted whereby from 10 2,012 110 759 A1 of DE.From DE A kind of neutral ground wire plugboard known in 299 21 249 U1.A kind of clamping of no screw known from 43 32 969 C1 of DE Part.
Summary of the invention
Based on this, the object of the present invention is to provide a kind of improved spring connecting terminals, wherein especially to small strand When the clamping effect of the electric lead of zygonema is improved and is inserted at the cage tension spring not operated also filament or it is multi-thread The curved risk of conducting wire reduces.
The purpose is realized by spring connecting terminal according to the present invention.Advantageous embodiment is hereinafter retouched It states.
It is proposed, busbar connector recline section on its conductor clamping side have offset portion, the conductor clamping side with recline Side is opposite, and the leg that reclines clings on the side that reclines to recline in section.Offset portion is configured to herein, so that cross bar is in cage It is sunk in the clamped position for the electric lead of tension spring not clamped from conducting wire and connects open view shape after offset portion At free space in.Offset portion can be realized as the specific section of busbar connector, (see after which along conducting wire direction of insertion Examine) free space for undercuting meaning is formed, cross bar is sunk to wherein.
Within the scope of this invention, " will sink to " and be understood as, cross bar with its width mainly, for example to be greater than its width 50% sinks in the free space formed after offset portion and not only with small degree placement if necessary due to other In small recess portion existing for purpose.It is realized according to the present invention by offset portion, cross bar does not interfere significantly in the forward position of offset portion Busbar connector lead-in conductor.In this regard, also do not need equally, cross bar is sunk to completely with its width and is formed after offset portion In free space.When busbar connector tilts, certain go beyond the scope can for realizing that target is still always especially before offset portion Can.
It is particularly advantageous that the depth that offset portion has is bigger than the width of cross bar, cross bar is sunk to completely In the free space formed after offset portion.Therefore, ensure under any circumstance, cross bar is not clamped in cage tension spring Electric lead relaxation clamped condition under, i.e., fastening spring have maximum possible arching clamped position in, do not stop Conducting wire introduces opening.Therefore, cross bar, which is hidden in recess portion and can not damage, is inserted into conducting wire when being not switched on fastening spring The conducting wire being introduced into opening.This conducting wire is not also locked by cross bar and fastening spring so that for user it is seen that, electricity Conducting wire is not clamped on spring connecting terminal correctly.
Offset portion preferably pass through the free end of the section that reclines of busbar connector, towards sticking on the cage to recline in section The direction of the leg that reclines of tension spring or towards operation leg direction crimp or bending part constitute.Busbar connector is by means of described curved Therefore side or bending part are bent from conducting wire introduces opening towards the direction of cage tension spring.
It is particularly advantageous that busbar connector is set in the spring bending portion of the cage tension spring with placement being diametrically opposed to one another There is the section for being connected to offset portion, and wherein the section favours conducting wire incoming direction orientation on side, the conducting wire draws Enter the plane that direction connects opening perpendicular to conducting wire.Therefore, it forms conducting wire and introduces rake, for towards being disposed offset from subordinate The region of side forms funnel shaped conducting wire guidance.Therefore, conducting wire is directed to conductor clamping region along the inclined busbar connector In.When cage tension spring is in clamped position in the case where no conductor clamping, guidance conducting wire is being sunk to inclined It is directed through by the cross bar in free space formed after shifting portion, without being hindered by it.Cage tension spring is in and is beaten The case where open position, cross bar is moved far from busbar connector (preferably at most possibly) in the open position, the electric lead of insertion Therefore the conducting wire clamped in leg is introduced into via inclined busbar connector infundibulate to connect in opening, and no longer by cage pulling force bullet Spring and busbar connector hinder.Therefore, the bending of each twisted wire of filament or multi-thread conducting wire is especially prevented.
Furthermore it by means of offset portion and is especially realized in the obliquity of busbar connector, the conducting wire U-shaped bend of filament It enters in offset portion and especially contacts there and be reliably clamped.
In one preferred embodiment, cross bar is its underpart, away from busbar connector and towards spring bending portion , on incline that be not adjacent to busbar connector be rounding.Therefore, along conducting wire direction of insertion observe rear portion, deviate from busbar connector Lower part incline not instead of cusped edge, rounding.This tool, which has the advantage that, to be more reliably prevented in no electric lead Relaxation clamped position in the electric lead that is erroneously inserted into clamping is fixed.When pulling out conducting wire, the conducting wire can not It fixes to clamp on the incline of rounding.
The free end of the leg that reclines of cage tension spring is preferably curved and sinks to opposite with offset portion In the groove to recline on side.Therefore, by the offset portion of busbar connector, groove, the i.e. type of recess portion or recess are formed, it is described recessed Slot is used on the position limited in advance fix cage tension spring on the busbar.In this regard, the free end for the leg that reclines is It is curved, to sink in the groove.In this range, bending section is also understood as crimp.Conclusive to be only, recline leg Position is fixed and the free end or part of it that will bear against leg are sunk in groove.
Spring connecting terminal preferably has isolating material housing, and wherein busbar connector and at least one cage tension spring hold It is contained in isolating material housing.Isolating material housing has at least one along the direction operation of conducting wire direction of insertion, tensioning herein Cage tension spring corresponding conducting wire connect opening extend conducting wire introduce opening.Therefore, spring connecting terminal forms box Formula folder, connectors, terminal box (Reihenklemme) etc..
It is particularly favourable that spring connecting terminal is configured to boxlike folder.In this regard, busbar connector is transverse to multiple parallel arranged side by side Conducting wire introduce opening and extend, plurality of cage tension spring is abreast placed in the reclining in section of busbar connector.Therefore, more The electric lead that a conducting wire for being abreast introduced into isolating material housing is introduced into opening can conductively connect via busbar connector each other It connects.Cage tension spring is respectively equipped with for each electric lead.
Furthermore it is advantageous that being movably equipped at least one operating element in isolating material housing, cage is drawn Power spring is moved in open position operated, tensioning from loose clamped position.Before clamping electric lead, it is necessary to will Cage tension spring is converted in open position.This needs big power, and the power for example can be by movably or pivotably Ground is encased in the operating element in isolating material housing to apply.However, it is also possible to consider, isolating material housing, which has, to be drawn To the opening of the operation leg of corresponding cage tension spring, operational instrument, such as screwdriver can be introduced into the opening.
Detailed description of the invention
The present invention is elaborated below according to embodiment by appended attached drawing.Attached drawing is shown:
Fig. 1 shows the lateral sectional view of spring connecting terminal;
Fig. 2 shows office of the spring connecting terminal in Fig. 1 in the region of the clamped position for the electric lead to be clamped Portion's figure;
Fig. 3 shows solid of the spring connecting terminal in Fig. 1 in the clamped position of the relaxation for the electric lead not clamped Figure;
Fig. 4 show tool there are two be arranged side by side at it is on common busbar connector, in clamped position and open position The front view of the spring connecting terminal of cage tension spring.
Specific embodiment
The lateral sectional view of the visible spring connecting terminal 1 of Fig. 1, the spring connecting terminal have isolating material housing 2 with And busbar connector 3 and the cage tension spring 4 being placed on busbar connector 3.In the illustrated embodiment, other sightless cages are drawn Power spring is abreast placed on common busbar connector 3.
Cage tension spring 4, which has, to recline leg 5, and the leg that reclines is placed in the reclining in section 6 of busbar connector 3.Spring is curved Pars convoluta 7 is connected to the leg 5 that reclines, and the spring bending portion is with the curve transition of about 180 ° (+/- 20 °) into operation leg 8.Operation Leg 8 is away from reclining one fixed spacing of leg along the direction extension far from spring bending portion 7.Therefore operation leg 8 is transitioned into after bending It clamps in leg 9, the leg that clamps extends back towards the section 6 that reclines of recline leg 5 and busbar connector 3.The section that reclines of busbar connector 3 6 conducting wires being directed across in operation leg 9 herein connect opening.The leg 5 that reclines of cage tension spring 4 passes through institute with its free end It states conducting wire and connects opening.Conducting wire connects cross bar 10 on free end of the opening by clamping leg 9 and by from 10 court of cross bar The side lever limit set opposite to each other guided to operation leg 8.
There is isolating material housing 2 conducting wire to introduce opening 11, and the conducting wire introduces opening and is structured to electric lead edge Conducting wire incoming direction L leads to the clamping position by busbar connector 3 and the formation of cage tension spring 4.Busbar connector 3, which has, passes through crimp Or the offset portion 12 that bending part is formed, so that busbar connector 3 is in the clamped position of the electric lead not clamped shown along conducting wire The direction of direction of insertion L covers cross bar 10.Along the direction of conducting wire direction of insertion L, free space F is formed after offset portion 12. Cross bar 10 therefore mainly, i.e. with greater than its width 50% and preferably entirely sink in the free space F.Cause This, the most deep plane extended along conducting wire direction of insertion L being unfolded on extending into the lower edge U that conducting wire is introduced into opening 11 Intermediate space between the plane opposite with the side that reclines of the section 6 that reclines of busbar connector 3 is formed as free space F, in institute It states and reclines on side, the leg 5 that reclines of cage tension spring 4, which sticks on, to recline in section 6.The difference in height V that is formed by offset portion 12, The width of cross bar 10 is also referred to as preferably greater than as depth V, so that cross bar 10 is most as drawn in the clamped position shown It may fully sink in offset portion 12.
On the side away from spring bending portion 7, i.e., along conducting wire direction of insertion L observe cross bar 10 and offset portion 12 it Before, busbar connector 3 has connection in the spring bending portion 7 of the cage tension spring 4 with placement on being diametrically opposed to one another the side set In the section 13 of offset portion 12.The section 13 favours conducting wire incoming direction L orientation, and the conducting wire incoming direction is perpendicular to folder The plane that the conducting wire of tight leg 9 connects opening is directed toward.Therefore, it realizes funnel shaped conducting wire introduce region, passes through the conducting wire and introduce Region guides the electric lead that the conducting wire for being introduced into isolating material housing 2 is introduced into opening 11 inclined downward in 10 He of cross bar into The clamping position formed between the section 6 that reclines of busbar connector 3.Isolating material housing 2 can be in the side opposite with busbar connector 3 On equally have inclined inner wall so that also realize there towards busbar connector 3 direction infundibulate enter.
Furthermore, it is therefore clear that the lateral inner wall of isolating material housing 2 has on the inside set opposite to each other to be drawn Guide groove 14 guides the clamping leg 9 of cage tension spring 4 in the guiding groove.The guiding groove 14 is optional.
On the upside of isolating material housing 2, it is adjacent to operation leg 8 and introduces operation aperture 15, the operation aperture is led to Relevant operation leg 8.This operation aperture 15 is arranged on each of cage tension spring 4 arranged side by side.Therefore, can Operational instrument, such as screwdriver are introduced into the inner space of isolating material housing 2 by operation aperture 15.Here, will behaviour It is applied on operation leg 8 as power, cage tension spring 4 is converted to open position from the clamped position shown by the operating force In.In the open position, therefore cage tension spring 4 is tensioning and cross bar 10 therefore the portion that reclines away from busbar connector 3 6 one fixed spacings of section.Leg 9 is clamped to position in the space that the conducting wire of isolating material housing 2 is introduced into opening 11 in the open position At the conducting wire for making it possible to that electric lead is guided to pass through in clamping leg 9 connects opening.In the position of fastening spring being biased to completely (open position), cross bar 10 is preferably sunk in the transverse groove 140 on the downside in insulating materials 2, so that electric lead is introducing It is not hindered by cross bar 10 during process.Therefore, after removing operational instrument, electric lead passes through the clamping of cage tension spring 4 Power is clamped on busbar connector 3 by cross bar 10.Here, conductive line bends enter in free space F, retentivity is thus improved.This It is particularly suitable for conducting wire flexible, the conducting wire flexible is placed in the recess portion formed by offset portion 12 and passes through institute Bending is stated with the holding of biggish conducting wire power.
The Local map of spring connecting terminal 1 in the visible Fig. 1 of Fig. 2.Herein it is clear that busbar connector 3 recline section 6 with And the leg 5 that reclines connects opening by the conducting wire that its free end is directed across in clamping leg 9.It is horizontal in the clamped position shown Bar 10 sticks on the downside for the section 6 that reclines and approximation is fully sunk in free space F.Furthermore, it will be seen that, cross bar 10 its underpart, away from busbar connector 3 and towards being rounding on the incline in spring bending portion 7 16, the incline unlike Every other three inclines of cross bar 10 are adjacent to busbar connector 3 or adjacent with busbar connector 3 like that.It is prevented by the rounding, The electric lead being erroneously inserted into the clamped position of the electric lead not clamped shown is blocked and is fixed to clamp with cross bar 10.
Furthermore, it is therefore clear that by obliquity of the busbar connector 3 in the section 13 for being connected to offset portion 12, converging Form groove 17 on the side opposite with cross bar 10 of row 3 (in the sense that recess or recess portion).Now, in the groove The free end 18 of the leg 5 that reclines of cage tension spring 4 is introduced in 17.The free end 18 be it is curved, to sink to It is preferably also sticked in the inclined section 13 of busbar connector 3 in groove 17 and herein.Therefore, cage tension spring 4 is certain It is fixed in position in degree, so that it at least can not be slipped along conducting wire incoming direction L and in contrast.
Fig. 3 shows perspective view of the spring connecting terminal 1 in the case where no isolating material housing in Fig. 1 and 2.It can be seen that The cage tension spring 4 formed in a way known, the cage tension spring stick on busbar connector by its leg 5 that reclines 3 recline in section 6.It will also recognize that, busbar connector 3 extends through the conducting wire clamped in leg 9 and connects opening 19 and by its freedom End by section 13 is inclined.Opening 19 and conducting wire are connected in the plane for the section 6 that reclines and the slave conducting wire of busbar connector 3 Between the section 13 that incoming direction L stretches out on the contrary, offset portion is formed by crimp or bending part, so that the lower part rib of section 13 Side U ratio recline section 6 the plane on the side opposite with the side that reclines of leg 5 that reclines of cage tension spring 4 it is deeper.Cause This, cross bar 10 is sunk in the free space F formed after offset portion 12, so that cross bar 10 is led by extending through for busbar connector 3 Line connect opening 19 part the electric lead not clamped shown be located at cross bar 10 along conducting wire direction of insertion 11 before Section 13 cover.
Furthermore, it will be seen that, clamp the tool of leg 9 there are two the side lever 20 for connecting 19 laterally limit of opening to conducting wire, it is described Side lever top, be adjacent to operation leg 8 region in be transitioned into common convex shoulder.The free end of side lever 20 passes through cross bar 10 are connected to each other, and the cross bar connects 19 limits of opening to conducting wire on the free end for clamping leg 9.The width of cross bar 10 defines For along the width B for the extending direction for clamping leg 9.The length of cross bar 10 connects the width of opening 19 corresponding to conducting wire.
The front view of the visible spring connecting terminal 1 of Fig. 4, spring connecting terminal has to be arranged side by side at jointly for two Busbar connector 3 on cage tension spring 4 common busbar connector 3.Therefore, two electric leads can be clamped to corresponding confluence It is connected each other in an electrically conductively on row 3 and via common busbar connector 3.The cage tension spring 4 on the left side is in the conductance not clamped It is shown in the clamped position of the relaxation of line, and the cage tension spring 4 on the right is in the open position.It is clear that not having In the clamped position of the relaxation of the electric lead of clamping, wherein cage tension spring 4 has the arching forward of its maximum possible, cross bar 10 sink in the recess portion formed by offset portion 12 and are connected by the conducting wire that extends through of busbar connector 3 along the observation of conducting wire incoming direction The inclined section 13 of opening 19 covers.
On the contrary, cross bar 10 is as wide as possible far from busbar connector 3 in the open position of cage tension spring 4 on the right Plane motion so that cage tension spring 4 be tensioning.Now, conducting wire connects opening 19 and is located under inclined section 13, It is connected in opening 19 so that electric lead introduces conducting wire along inclined section 13.Now, if cage tension spring 4 is no longer logical Downward push operating force B load is crossed, then cross bar 10 is moved by the power of cage tension spring 4 towards the direction of busbar connector 3, So that electric lead is clamped between section 6 and the interior rib of cross bar 10 in reclining for busbar connector 3.Here, electric lead passes through offset portion Lower edge U around section 13 is bent into free space F.Hence it is evident that increasing 4 pairs of cage tension spring clampings The clamping effect of electric lead.

Claims (8)

1. one kind has the spring connecting terminal (1) of busbar connector (3) and at least one cage tension spring (4), the cage is drawn Power spring has the leg (5) that reclines, the spring bending portion (7) for being connected to the leg (5) that reclines, is connected to the spring bending portion (7) operation leg (8) and the clamping leg (9) stretched out from operation leg (8) towards the direction for the leg (5) that reclines, wherein the folder Tight leg (9), which has, connects opening (19), institute by the conducting wire of cross bar (10) limit on the free end for clamping leg (9) The section that reclines (6) for stating busbar connector (3) connects opening (19) across the conducting wire and protrudes, wherein the busbar connector (3) is described The section that reclines (6) has offset portion (12) on its conductor clamping side, and the conductor clamping side is opposite with the side that reclines, the patch It reclines on section (6) described in being sticked on the side that reclines by leg (5), and the cross bar (10) is in the cage pulling force bullet It is sunk in the clamped position for the electric lead of spring (4) not clamped from connecting opening (19) from the conducting wire in the offset In the free space (F) formed after portion (12),
It is characterized in that, the depth (V) that the offset portion (12) has is bigger than the width (B) of the cross bar (10), so that institute Stating cross bar (10) can fully sink in the free space (F) formed after the offset portion (12).
2. spring connecting terminal (1) according to claim 1, which is characterized in that the offset portion (12) passes through the patch By section (6) free end, towards sticking on reclining for cage tension spring (4) to recline on section (6) The crimp or bending part in the direction of leg (5) are constituted.
3. spring connecting terminal (1) according to any one of the preceding claims, which is characterized in that the busbar connector (3) Have on being diametrically opposed to one another the side set in the spring bending portion (7) of the cage tension spring (4) with placement and connects It is connected to the section (13) of the offset portion (12), and wherein the section (13) favours conducting wire incoming direction (L) orientation, institute State the plane that conducting wire incoming direction (L) connects opening (19) perpendicular to the conducting wire.
4. spring connecting terminal (1) according to claim 1 or 2, which is characterized in that the cross bar (10) is in its underpart , away from the busbar connector (3) and towards being rounding on the incline (16) of the spring bending portion (7), the incline is not It is adjacent to the busbar connector (3).
5. spring connecting terminal (1) according to claim 1 or 2, which is characterized in that the cage tension spring (4) The free end of the leg that reclines (5) be it is curved and sink to the offset portion (12) it is opposite recline it is recessed on side In slot (17).
6. spring connecting terminal (1) according to claim 1 or 2, which is characterized in that spring connecting terminal (1) tool There is isolating material housing (2) and the busbar connector (3) and at least one described cage tension spring (4) are contained in the insulation In material housing (2), wherein that the isolating material housing (2) is operated at least one along conducting wire direction of insertion (L) direction, The conducting wire that the corresponding conducting wire of the cage tension spring (4) of tensioning connects opening (19) extension introduces opening (11).
7. spring connecting terminal (1) according to claim 6, which is characterized in that the busbar connector (3) is transverse to multiple flat Row conducting wire arranged side by side introduces opening (11) extension and multiple cage tension springs (4) are abreast placed in the busbar connector (3) in the section that reclines (6).
8. spring connecting terminal (1) according to claim 6, which is characterized in that be used for the cage tension spring (4) At least one operating element being moved in operation, tensioning open position from loose clamped position can be encased in moving In the isolating material housing (2).
CN201510971621.9A 2014-12-22 2015-12-22 Spring connecting terminal Active CN105720388B (en)

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DE102014119409.8A DE102014119409B4 (en) 2014-12-22 2014-12-22 Spring terminal
DE102014119409.8 2014-12-22

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CN105720388A (en) 2016-06-29
DE102014119409A1 (en) 2016-06-23
DE102014119409B4 (en) 2019-03-07
DE202014011259U1 (en) 2018-11-09

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