CN207664345U

CN207664345U - A kind of pulling for connecting terminal suppresses structure

Info

Publication number: CN207664345U
Application number: CN201721816134.6U
Authority: CN
Inventors: 陈斌斌
Original assignee: 陈斌斌
Current assignee: You Tile Electric Applicance Co., Ltd
Priority date: 2017-05-05
Filing date: 2017-12-22
Publication date: 2018-07-27
Anticipated expiration: 2027-12-22
Also published as: CN108808372A

Abstract

The utility model embodiment provides a kind of pulling for connecting terminal and suppresses structure.The structure includes：Shrapnel and the operation handle abutted with the shrapnel；Wherein, the operation handle is equipped at least two loading ends；Along the track of pulling of the operation handle, inner surface of each loading end sequentially with connecting terminal insulation shell at least two loading end develops, so that the shrapnel generates different elastic deformations.The utility model embodiment can reduce the process complexity and installation difficulty of connecting terminal, and realize the miniaturization of connecting terminal.

Description

A kind of pulling for connecting terminal suppresses structure

Technical field

The utility model is related to technical field of electricity more particularly to a kind of pulling for connecting terminal to suppress structure.

Background technology

Connecting terminal refers to a kind of aftermarket product for realizing electrical connection, can be at any time by two by connecting terminal Or multiple conducting wires connect as required, it is convenient and efficient without they are welded or are intertwined.

In the prior art, mainly using the operation handle turned around rotation axis in connecting terminal, by pulling operation Handle is so that the shrapnel in connecting terminal deforms upon or restore deformation, and then controls the pore size of wiring position to realize conducting wire Access and split out.But rotating wheel and position rotating axis are set because needing in this operation handle, it is multiple to not only increase technique Miscellaneous degree and installation difficulty, also because the setting of rotating wheel causes product to be difficult to minimize.

Utility model content

The utility model embodiment provides a kind of pulling for connecting terminal and suppresses structure, it is therefore intended that reduces connecting terminal Process complexity and installation difficulty, and realize the miniaturization of connecting terminal.

In order to solve the above-mentioned technical problem, the utility model provides a kind of pulling for connecting terminal and suppresses structure.This connects Structure is suppressed in pulling for line terminals, including：Shrapnel and the operation handle abutted with the shrapnel；Wherein, the operation handle It is equipped at least two loading ends；Along the track of pulling of the operation handle, each loading end at least two loading end Inner surface sequentially with connecting terminal insulation shell develops, so that the shrapnel generates different elastic deformations.

Optionally, the operation handle includes：Hand-held part and supporting part；Wherein, the supporting part includes two load bearing arms, Described two load bearing arms are oppositely arranged on the both sides of described hand-held part one end, to form a U-shaped groove structure；Described two load bearing arms End abutted with the shrapnel；At least two loading end is equipped on described two load bearing arms.

Optionally, it is both provided with protruding block in the back of described two load bearing arms；On the protruding block with its where phase At least two sides of back side intersection constitute at least two loading end.

Optionally, the supporting part is equipped with the step for being higher by the hand-held part upper surface with the hand-held part junction； When the operation handle pulls the extreme position in track described in, the hand-held part and the connecting terminal insulation shell Upper surface is angled, and the step enters in the connecting terminal insulation shell, the step surface of the step and the terminals Insulating sublayer shell inner surface abuts.

Optionally, the hand-held part includes：First hand-held part and the second hand-held part；Wherein, it is in the operation handle When the initial position pulled in track, first hand-held part is fitted in connecting terminal insulation shell upper surface, institute It states the second hand-held part and stretches out connecting terminal insulation shell end face, and be upturned.

Optionally, the end face of first hand-held part being bonded with connecting terminal insulation shell upper surface, which is equipped with, uses In the fastening structure fastened with connecting terminal insulation shell upper surface.

Optionally, it is connected through rounding off curved surface between arbitrary two adjacent loading end at least two loading end.

Optionally, it is set in the operation handle there are two loading end, described two loading ends include：Long plane and with it is described The short plane of long plane connection；Wherein, when the short plane and the inner surface of the connecting terminal insulation shell develop, the bullet Piece generates the first amount of elastic deformation；When the long plane and the inner surface of the connecting terminal insulation shell develop, the shrapnel Generate the second amount of elastic deformation；First amount of elastic deformation is more than second amount of elastic deformation.

Optionally, the shrapnel includes fixed part and freedom portion；The fixed part is connected with freedom portion and U-shaped structure； The freedom portion includes：Section, the segmental arc of the connection fixed part and setting are electrically connected in the electrical connection section and the arc Interlude between shape section；The interlude is abutted with the operation handle.

Optionally, the electrical connection section is tilted towards the direction far from the fixed part.

Optionally, the width of the interlude is more than the width of the electrical connection section；Width goes out the electricity on the interlude Banking stop is extended in the position of linkage section towards the electrical connection section direction；The banking stop and interlude institute angle degree Less than the electrical connection section and interlude institute angle degree.

Optionally, the interlude includes：Central part and the first arrived tableting and second positioned at the central part both sides Arrived tableting；One end of the nearly electrical connection section of first arrived tableting and second arrived tableting is respectively connected with the limit Piece；It is all provided between the central part and first arrived tableting and between the central part and second arrived tableting limited Position protrusion；The operation handle is equipped with the first load bearing arm and use for being abutted with first arrived tableting and the banking stop In the second load bearing arm abutted with second arrived tableting and the banking stop；The limit protrusion is in first load bearing arm Between second load bearing arm, to limit the lateral displacement of the operation handle.

Optionally, the freedom portion is at least two, length direction of at least two freedom portion along the fixed part One word is arranged, and there are gaps between arbitrary two adjacent freedom portion.

Optionally, the end of the fixed part is equipped with to far from the inclined inclined-plane in interlude direction.

In the technical solution that the utility model embodiment provides, at least two loading ends are set in operation handle；It pulls During operation handle, each loading end at least two loading end can sequentially in connecting terminal insulation shell Surface is developed, and since operation handle is abutted with shrapnel, shrapnel can be made to generate different elastic deformations.With prior art phase Than the utility model only needs that at least two loading ends are arranged in operation handle, it is not necessary that rotating wheel is arranged, and is installing When without carry out rotary shaft positioning, not only simplify technique, also reduce installation difficulty, while reducing operation handle Volume realizes the Miniaturization Design of connecting terminal.

Description of the drawings

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is Some embodiments of the utility model, for those of ordinary skill in the art without creative efforts, Other drawings may also be obtained based on these drawings.

Fig. 1 is the sectional view for the connecting terminal that one embodiment of the utility model provides；

Fig. 2 is the structural schematic diagram for the operation handle that one embodiment of the utility model provides；

Fig. 3 is the section of connecting terminal when the operation handle that another embodiment of the utility model provides is in initial position Figure；

Fig. 4 is the section of connecting terminal when the operation handle that another embodiment of the utility model provides is in extreme position Figure；

Fig. 4 a are the enlarged drawing at I in Fig. 4；

Fig. 5 is the structural schematic diagram for the shrapnel that one embodiment of the utility model provides；

The connecting terminal that Fig. 6 provides for another embodiment of the utility model pulls the sectional view for suppressing structure；

Fig. 7 is the structural schematic diagram for the terminal upper cover that one embodiment of the utility model provides；

Fig. 8 is the structural perspective for the conduct piece that one embodiment of the utility model provides；

Fig. 8 a are a floor map of the conduct piece that one embodiment of the utility model provides；

Fig. 9 is the structural schematic diagram for the connecting terminal mounting seat that one embodiment of the utility model provides；

Figure 10 is the another floor map for the conduct piece that one embodiment of the utility model provides；

Figure 11 is the structural perspective for the connecting terminal that one embodiment of the utility model provides；

Figure 12 is a floor map of the connecting terminal that one embodiment of the utility model provides；

Figure 13 is the another structural schematic diagram for the terminal upper cover that one embodiment of the utility model provides；

Figure 14 is a floor map of the connecting terminal mounting seat that one embodiment of the utility model provides；

When Figure 15 is that the outer lead that one embodiment of the utility model provides is inserted into clamped condition inside connecting terminal The sectional view of connecting terminal；

Figure 16 is that the outer lead that one embodiment of the utility model provides is inserted into inside connecting terminal in undamped state When connecting terminal sectional view；

Figure 17 is connecting terminal when the outer lead that one embodiment of the utility model provides is transferred to inside connecting terminal Sectional view；

Figure 18 is that pulling of providing of one embodiment of the utility model is suppressed the structure of structure, conduct piece and mounting seat and shown It is intended to；

Figure 19 is the sectional view on the another direction of connecting terminal that one embodiment of the utility model provides.

Specific implementation mode

It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to The range of the utility model protection.

The term used in the utility model embodiment is the purpose only merely for description specific embodiment, and is not intended to Limit the utility model.The utility model embodiment and the "an" of singulative used in the attached claims, " described " and "the" are also intended to including most forms, unless context clearly shows that other meanings, " a variety of " generally comprise to It is two kinds few, but it includes at least one situation to be not excluded for.

It should be appreciated that term "and/or" used herein is only a kind of incidence relation of description affiliated partner, indicate There may be three kinds of relationships, for example, A and/or B, can indicate：Individualism A, exists simultaneously A and B, individualism B these three Situation.In addition, character "/" herein, it is a kind of relationship of "or" to typically represent forward-backward correlation object.

It will be appreciated that though may be described using term first, second, third, etc. in the utility model embodiment XXX, but these XXX should not necessarily be limited by these terms.These terms are only used for XXX being distinguished from each other out.For example, not departing from this In the case of utility model scope of embodiments, the first XXX can also be referred to as the 2nd XXX, and similarly, the 2nd XXX can also be by Referred to as the first XXX.

Depending on context, word as used in this " if ", " if " can be construed to " ... when " or " when ... " or " in response to determination " or " in response to monitoring ".Similarly, context is depended on, phrase " if it is determined that " or " such as Fruit monitor (condition or event of statement) " can be construed to " when determining " or " in response to determination " or " when monitoring (statement Condition or event) when " or " in response to monitoring (condition or event of statement) ".

It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability Including so that commodity or system including a series of elements include not only those elements, but also include not clear The other element listed, or further include for this commodity or the intrinsic element of system.In the feelings not limited more Under condition, the element that is limited by sentence "including a ...", it is not excluded that including the element commodity or system in also There are other identical elements.

In one embodiment, as depicted in figs. 1 and 2, pulling for connecting terminal suppresses structure and includes：Shrapnel 4 and with institute State the operation handle 5 of the abutting of shrapnel 4；Wherein, the operation handle 5 is equipped at least two loading ends；Along the operation handle 5 Pull track, inner surface of each loading end sequentially with connecting terminal insulation shell 101 at least two loading end It develops, so that the shrapnel 4 generates different elastic deformations.

In the specific implementation, as shown in Fig. 1,3 and 4, the shrapnel 4 is accommodated in the connecting terminal insulation shell 101, The end 501 of the operation handle 5 is abutted with shrapnel 4, and at least two loading ends in operation handle 5 are pulling operation handle During 5, inner surface that can be sequentially with connecting terminal insulation shell 101 develops, and due to connecting terminal insulation shell 101 It is rigid material, therefore, during pulling operation handle 5, the end of operation handle 5 can compress shrapnel 4 and be allowed to generate bullet Property deformation.

In the technical solution that the utility model embodiment provides, at least two loading ends are set in operation handle；It pulls During operation handle, each loading end at least two loading end can sequentially in connecting terminal insulation shell Surface is developed, and since operation handle is abutted with shrapnel, shrapnel can be made to generate different elastic deformations.With prior art phase Than the utility model only needs that at least two loading ends are arranged in operation handle, is rotated around rotary shaft without setting Rotating wheel, and when mounted without carry out rotary shaft positioning, not only simplify technique, also reduce installation difficulty, together When reduce the volume of operation handle, realize the Miniaturization Design of connecting terminal.

Further, as shown in fig. 7, at least two loading ends can be provided with operation handle 5 in insulation shell 101 Reinforcing rib 36 is set at the contact position of side, so that along the track of pulling of operation handle 5, at least two loading end Sequentially developed with 36 inner surface of reinforcing rib on the connecting terminal insulation shell 101.

Further, intersect between two loading ends of arbitrary neighborhood at least two loading end and set in its intersection There is rounding off curved surface.

Preferably, it is connected through rounding off curved surface between arbitrary two adjacent loading end at least two loading end. In the present embodiment, setting rounding off curved surface can reduce the resistance of pulling for pulling operation handle between two adjacent loading ends, side Just user pulls operation handle.

It should be noted that can not be contacted between two loading ends of arbitrary neighborhood at least two loading end, the two Between can not also be connected by rounding off curved surface, only need respectively in the arbitrary adjacent and opposite two edges of two neighboring loading end Upper setting smooth curved surface is held with facilitating when pulling operation handle 5 with what the inner surface of connecting terminal insulation shell 101 developed The switching of section, reduce pull operation handle pull resistance.

Further, as shown in Figure 2, Figure 3 and Figure 4, loading end there are two being set in the operation handle 5, it is described two to hold Section includes：Long plane 60 and the short plane 59 being connect with the long plane 60；Wherein, the long plane 60 is away from the manipulator The distance of 5 end 501 of handle is less than distance of the short plane 59 away from 5 end 501 of the operation handle；5 end of the operation handle Portion 501 is abutted with the shrapnel 4.When the short plane 59 and the inner surface of the connecting terminal insulation shell 101 develop, institute It states shrapnel 4 and generates the first amount of elastic deformation；When the long plane 60 and the inner surface of the connecting terminal insulation shell develop, institute It states shrapnel 4 and generates the second amount of elastic deformation；First amount of elastic deformation is more than second amount of elastic deformation.

As shown in figure 3, long plane 60 and the inner surface of connecting terminal insulation shell 101 develop, pulled when along shown in Fig. 4 When dynamic direction x pulls operation handle, it is switched to short plane 59 from long plane 60 with the loading end that the inner surface develops, due to short First distance of plane 59 to 5 end 501 of operation handle is more than the second distance that long plane 60 arrives 5 end 501 of operation handle, That is when the inner surface of short plane 59 and connecting terminal insulation shell 101 develops, terminals are arrived in 5 end 501 of operation handle The distance of the inner surface of insulating sublayer shell 101 is the first distance；When the interior table of long plane 60 and connecting terminal insulation shell 101 Usually, the distance of the inner surface of 5 end 501 of operation handle to connecting terminal insulation shell 101 is second distance to face paste；First away from From more than second distance, and since connecting terminal insulation shell 101 is rigid material, 5 end of operation handle 501 is inevitable Shrapnel 4 can be compressed so that shrapnel 4 generates elastic deformation.Wherein, the angle between the long plane 60 and the short plane 59 can It is 80~100 degree.

As shown in Figures 3 and 4, the supporting part 503 includes long plane 60 and short plane 59, is pulled when the operation handle is in When initial position in dynamic rail mark, the long plane 60 and the inner surface of connecting terminal insulation shell 101 develop, when according to Fig. 4 The directions x shown are come when pulling operation handle to the extreme position pulled in track, the end 501 of the operation handle 5 is to institute It states shrapnel 4 and applies external force, under the elastic reaction of the shrapnel 4, the short plane 59 is interior with connecting terminal insulation shell 101 It develops on surface.

Further, as shown in Fig. 2, the operation handle 5 includes：Hand-held part 502 and supporting part 503；Wherein, described to hold Load portion 503 includes two load bearing arms 58, and described two load bearing arms 58 are oppositely arranged on the both sides of 502 one end of the hand-held part, with Form a U-shaped groove structure；The end 53 of described two load bearing arms 58 is abutted with the shrapnel 4；On described two load bearing arms 58 Equipped at least two loading end.In the present embodiment, it is exerted a force respectively to shrapnel 4 by two load bearing arms 58, namely When pressing to shrapnel 4, there are two impetus, can ensure that shrapnel stress relative equilibrium in this way, to avoid the shrapnel one that only presses When side, the other side tilt the case where.Wherein, hand-held part and the supporting part can be in 130~150 degree.

In order to which following statements are convenient, described two load bearing arms are respectively the first load bearing arm 58a and the second load bearing arm 58b.

The back of described two load bearing arms 58 includes the first side and the second load bearing arm 58b of the first load bearing arm 58a Second side；The opposite face of described two load bearing arms 58 includes third side and the second load bearing arm 58b of the first load bearing arm 58a 4th side.It can be in the first side of the first load bearing arm 58a or third side and the second side or of the second load bearing arm 58b At least two loading end is set on four sides.

In a kind of achievable scheme, as shown in Fig. 2, back (i.e. above-mentioned first of described two load bearing arms 58 Side and second side) on be both provided with protruding block 51；At least two intersected with back where it on the protruding block 51 Side constitutes at least two loading end.Fig. 2 shows constitute the length by two sides intersected on protruding block 51 and put down Face 60 and short plane 59.

When the operation handle 5 is in the initial position pulled in track, the first load bearing arm 58a and the second load bearing arm Inner surface of the long plane 60 with connecting terminal insulation shell 101 on 58b develops；Rail is pulled when the operation handle 5 is in When extreme position in mark, the end 501 of the operation handle 5 applies external force to the shrapnel 4, in the elasticity of the shrapnel 4 Under effect, the short plane 59 on the first load bearing arm 58a and the second load bearing arm 58b is pasted with the inner surface of connecting terminal insulation shell It is flat.

It, can be in insulation shell 101 and the first load bearing arm 58a and the second load bearing arm in a kind of achievable technical solution 58b is provided at the side contact position of long plane 60 and short plane 59 and is respectively provided with reinforcing rib 36, so that long plane 60 and short flat Inner surface of the face 59 respectively in initial position or extreme position with reinforcing rib 36 develops.I.e. initial position when, the first load bearing arm The long plane 60 of 58a and the second load bearing arm 58b and the inner surface of the reinforcing rib 36 on insulation shell 101 develop, extreme position When, short plane 59 and the reinforcing rib 36 on connecting terminal insulation shell 101 of the first load bearing arm 58a and the second load bearing arm 58b Inner surface develop.Fig. 3 illustrates only the inner surface 36a of a load bearing arm and the reinforcing rib 36 on connecting terminal insulation shell The case where developing.

It is connected by rounding off curved surface between long plane 60 and short plane 59 on each load bearing arm 58, the operation handle During the initial position to extreme position, the interior table of rounding off curved surface and the reinforcing rib 36 on insulation shell 101 Face 36a is contacted.

As shown in Fig. 2, long plane 60 intersects with the top surface 5a of load bearing arm 58, short plane 59 is with top surface 5a angulations 80~100 °, i.e., short plane 59 is substantially vertical with top surface 5a.59 rounding off of long plane 60 and short plane.Therefore, long plane 60 An eccentric cam structure is constituted with entity defined in short plane 59.The top surface 5a is when the operation handle is in initial bit When setting, towards the side on the outside of connecting terminal insulation shell on the load bearing arm 58.

Further, as shown in Fig. 2, the supporting part 503 is equipped with 502 junction of the hand-held part is higher by described hold The step 57 of 502 upper surface of portion.As shown in figure 4, when pulling the extreme position in track described in being in the operation handle 5, The hand-held part 502 and the upper surface of the connecting terminal insulation shell 101 are angled, and the step 57 enters the wiring In terminal insulative shell 101, the step surface 57a of the step 57 is abutted with 101 inner surface of connecting terminal insulation shell. Due in practical applications, it is contemplated that the area of the Miniaturization Design of connecting terminal, the loading end in operation handle would generally be set The very little of meter, therefore, when operation handle pulls extreme position, due to by the larger elastic force of shrapnel 4, it is easy to occur Loading end contacts the case where skidding with connecting terminal insulation shell inner surface, therefore, passes through the step surface and terminals on step The inner surface of insulating sublayer shell abuts, the case where can effectively avoid skidding, and then when increasing operation handle and being in extreme position Stability.

In a kind of achievable technical solution, it is provided on connecting terminal insulation shell 101 corresponding with step 57 convex Edge 37.As shown in Fig. 4 and Fig. 4 a, when pulling operation handle 5 to extreme position, flange 37 is fastened with step 57, to increase operation Handle is in stability when extreme position.

Further, the hand-held part 502 includes：First hand-held part 502a and the second hand-held part 502b；Wherein, described When operation handle 5 pulls the initial position in track described in, the first hand-held part 502a is fitted in the connecting terminal 101 upper surface of insulation shell, the second hand-held part 502b stretches out 101 end face of connecting terminal insulation shell, and tilts upward It rises.In the present embodiment, user can be easily cocked by operation handle by the second hand-held part.

Further, can be used in following method one or more occurs when operation handle being avoided to be in initial position It shakes or deviates：

Method one：The end face of the first hand-held part 502a being bonded with 101 upper surface of connecting terminal insulation shell It is equipped with the fastening structure (not shown) for being fastened with connecting terminal insulation shell upper surface.Specifically, first is hand-held It is provided with the first fastening structure on the end face of portion 502a being bonded with 101 upper surface of connecting terminal insulation shell, when described When operation handle 5 is in initial position, 101 outer surface of connecting terminal insulation shell corresponds to first fastening structure The second fastening structure is provided at position, first fastening structure is used cooperatively with second fastening structure, with described When operation handle is in the initial position, the hand-held part is locked on the insulation shell upper surface.So, may be used Occur shaking or deviate when operation handle being avoided to be in initial position.

Method two：As shown in Fig. 2, the two relative side of the first hand-held part 502a is provided with fixing groove 54, connecting terminal is exhausted It is equipped with and fixation relative at the position of the fixing groove 54 on edge shell 101 when the operation handle 5 is in initial position The cam point that slot 54 fastens.The fixing groove 54 can be reverse trapezoid shape.Can also it be made by the fastening of fixing groove and cam point Operation handle is locked in the upper surface of connecting terminal insulation shell 101, to increase stabilization when operation handle is in initial position Property, and then avoid shaking or deviate.

Further, as shown in Fig. 2, the lower surface of the second hand-held part 502b be provided with four antiskid grooves 56 and/ Or first the hand-held part upper surfaces 502a be provided with two the first slip preventing fringes 52.It is avoided by antiskid groove and/or slip preventing fringe User occurs the slippery conditions between hand-held part and user's finger when pulling operation handle.

Further, as shown in Figure 5 and Figure 6, the shrapnel 4 includes fixed part 44 and freedom portion 43；The fixed part 44 With the connection of freedom portion 43 and the structure that takes the shape of the letter U；The freedom portion 44 includes：The arc for being electrically connected section 4021, connecting the fixed part 4022 (i.e. closed sides) of section and the interlude 4023 being arranged between the electrical connection section 4021 and the segmental arc 4022；Institute Interlude 4023 is stated to abut with the operation handle 5.Operation handle 5 is pulled, the end 53 of the supporting part 503 of operation handle 5 is supported The interlude 4023 is pressed, so that elastic deformation occurs for the freedom portion 402 of shrapnel 4.

Further, the electrical connection section 4021 is tilted towards the direction far from the fixed part 44.

Further, the width of the interlude 4023 is more than the width of the electrical connection section 4021；The interlude On 4023 it is wide go out it is described electrical connection section 4021 position, extend banking stop 41 towards 4021 direction of electrical connection section；The limit 4023 angle degree of bit slice 41 and the interlude are electrically connected section 4021 and 4023 angles of the interlude less than described Degree.As shown in Figure 5 and Figure 6,4023 angle degree of banking stop 41 and the interlude and section 4021 and interlude are electrically connected 4023 angle degree are obtuse angle.In the specific implementation, the end 501 (namely end 53 of supporting part) of operation handle 5 with On the interlude 4023 it is wide go out it is described electrical connection section 4021 position at abut.

In a kind of achievable technical solution, the both sides of the interlude 4023 it is wide go out the electrical connection section 4021 The end 53 of both sides, two load bearing arms 58 of operation handle 5 is connected to the both sides of the interlude 4023, and position at abutting respectively In the interlude 4023 it is wide go out it is described electrical connection section 4021 both sides position at.In this way in the process for pulling operation handle In, the both sides producing balanced forces of the interlude of shrapnel, the side that can avoid shrapnel tilts.In addition, the purpose of setting banking stop is Operation handle end is avoided to contact the slippery conditions occurred when compressing on specific direction with shrapnel.

Further, on the interlude 4023 it is wide go out it is described electrical connection section 4021 position one end, be electrically connected towards described Connect 4021 direction of section and extend banking stop, can also on interlude 4023 it is wide go out the electrical connection section 4021 position it is another End, extends secondary banking stop (not shown) towards 4022 direction of the segmental arc.The banking stop is in the interlude 4023 Angle be less than the electrical connection section 4021 and 4023 angle degree of the interlude；The banking stop, the secondary banking stop And the electrical connection section constitutes a U-type groove structure.In this way, the end 501 of operation handle 5 will be limited in banking stop and pair The problems such as being moved between banking stop, effectively preventing failure mode.

Further, the interlude 4023 includes：It central part 4023a and is supported positioned at the first of the central part both sides Tabletting 4023b and the second arrived tableting 4023c；The nearly electrical connection section of first arrived tableting 4023b and the second arrived tableting 4023c 4021 one end is respectively connected with banking stop 41；It is between the central part 4023a and the first arrived tableting 4023b and described It is equipped with limit protrusion 42 between central part 4023a and the second arrived tableting 4023c；The operation handle 5 is equipped with and is used for It the second load bearing arm 58b for being abutted with the first arrived tableting 4023b and the banking stop and is used for and second arrived tableting The first load bearing arm 58a that 4023c and the banking stop abut；The limit protrusion 42 is in the first load bearing arm 58a and institute Between stating the second load bearing arm 58b, to limit the lateral displacement of the operation handle 5.

Further, as shown in figure 5, the freedom portion 43 of the shrapnel is at least two, at least two freedom portion 43 One word of length direction along the fixed part 44 is arranged, and there are gaps between arbitrary two adjacent freedom portion 43

Further, the end of the fixed part 44 is equipped with to far from the inclined inclined-plane in 4023 direction of the interlude.

Further, the end 501 of the operation handle 5 is cylindrical structure；The cylindrical surface of the end 501 with it is described Shrapnel 4 abuts.Abutted by end set at cylindrical structure and by cylindrical surface with shrapnel, can be effectively relieved end because with bullet Abrasion caused by the contact friction of piece, is improved the mechanical life of operation handle, and then improve the reliability of connecting terminal.

In another embodiment, as shown in Fig. 1, Fig. 5, Fig. 8 and Fig. 9, connecting terminal includes：Conduct piece 6 and shrapnel 4；Its In, the conduct piece 6 is oppositely arranged with the shrapnel 4, and outer lead is clamped in institute by the flexible deformation of the shrapnel 4 It states between conduct piece 6 and the shrapnel 4；The conduct piece 6 is bar shaped chip architecture；The shrapnel 4 includes at least two generations Elastically-deformable freedom portion, at least two freedom portion are arranged along the length direction of the bar shaped chip architecture.

As shown in figure 9, at least two freedom portion 43 of the shrapnel along the bar shaped chip architecture length direction side by side Setting.A wiring position 100, the quantity of the wiring position 100 are formed between the free end 4021a and conduct piece 6 of each freedom portion 43 It is equal with the quantity of freedom portion 43 of the shrapnel 4.It arranges along the length direction of the bar shaped chip architecture each wiring position 100.

In the technical solution that the utility model embodiment provides, the conduct piece used is bar shaped chip architecture, and shrapnel is at least Two freedom portion are arranged along the length direction of the bar shaped chip architecture, are clamped in outer lead by the elastic deformation of shrapnel Between shrapnel and conduct piece.When more outer leads are clamped in respectively between different shrapnels and conduct piece, led by described The conducting of more outer leads can be realized in electric part.As it can be seen that compared with prior art, conduct piece body used by the utility model Product is small, simple in structure, not only simplifies the mould structure of conduct piece, also saves conductive material, so that connecting terminal Mechanism is more clamped and is gathered, and the manufacturing cost of connecting terminal is cheaper.

Further, as shown in Figure 9 and Figure 10, the connecting terminal further includes：Insulation shell 101；The insulation shell 101 are equipped with U-shaped slot 21；The conduct piece 6 is fastened in the U-shaped slot 21；The conduct piece 6 with it is described it is U-shaped insert It is provided with the first positioning protrusion or the first positioning groove at the first position of 21 cell wall of slot contact；On 21 cell wall of U-shaped slot The second place opposite at the first position is provided with the second positioning groove or the second positioning protrusion being used cooperatively.When When the conduct piece 6 is fastened in the U-shaped slot 21, the first positioning protrusion is caught in the second positioning groove or the second positioning Protrusion is caught in the first positioning groove.

Such as：Figure 10 shows what one end in the both ends of the conduct piece 6 was contacted with 21 cell wall of U-shaped slot The first positioning protrusion 61 is provided at first position, correspondingly, on 21 cell wall of U-shaped slot with phase at the first position To the second place be provided with the second positioning groove (not shown) for coordinating first positioning protrusion 61 to use.

There are first area and second area in the first position of the conduct piece 6 contacted with 21 cell wall of U-shaped slot, In, the first area and second area are located at the conduct piece 6 is contacted with 21 cell wall of U types slot opposite two Side.In the specific implementation, it may be selected first positioning protrusion or the first positioning groove to be arranged in first area and/or described First positioning protrusion or the first positioning groove is arranged in second area.It, can be first in a kind of achievable technical solution Region is arranged first positioning protrusion and first positioning groove is arranged in the second area.

In a kind of achievable technical solution, the U-shaped slot 21 is two, and two U-shaped slots 21 are parallel and symmetrical It is arranged on the insulation shell 101.The both ends of the conduct piece 6 are fastened on respectively in described two U-shaped slots 21.

In the present embodiment, conduct piece can be fixed on insulation shell by the U-shaped slot, and by being inserted U-shaped The internal groove side wall of slot and the relative position setting positioning protrusion and positioning groove of conduct piece can prevent conduct piece in U-shaped slot Displacement.

In a kind of achievable scheme, the insulation shell 101 includes：Mounting seat 2 and it is fastened on the installation bottom Upper cover 3 on seat 2；Wherein, the mounting seat 2 is equipped with shrapnel installation cavity and the institute above the shrapnel installation cavity State U-shaped slot 21；The shrapnel 4 is accommodated in the shrapnel installation cavity.

In a kind of achievable scheme, as shown in Fig. 5, Fig. 9 and Figure 11, the shrapnel 4 is U-shaped structure, and the U-shaped is inserted Slot 21 is located above the open side of the U-shaped structure；It is additionally provided in the mounting seat 2 from 2 edge of the mounting seat and is stretched into The detection slot 25 of the shrapnel installation cavity；External detection device by the detection slot 25 stretch into the shrapnel installation cavity and and its The silent side (namely curved portion) of the U-shaped structure of the interior shrapnel 4 contacts.It can be convenient for users to examining at any time by the detection slot Survey the connecting and disconnecting of the circuit of connecting terminal.

The shrapnel 4 includes fixed part 44 and freedom portion 43；The fixed part 44 and the connection of freedom portion 43 and the knot that takes the shape of the letter U Structure；The freedom portion 44 includes：Electrical connection section 4021, the segmental arc 4022 of the connection fixed part and setting are electrically connected described Connect the interlude 4023 between section 4021 and the segmental arc 4022；The interlude 4023 is abutted with the operation handle 5. Operation handle 5 is pulled, the end 53 of the supporting part 503 of operation handle 5 compresses the interlude 4023, so that shrapnel 4 Elastic deformation occurs for freedom portion 402.Wiring position 100, the wiring are constituted between the free end 4021a and conduct piece 6 of freedom portion 43 Position 100 positions when shrapnel 4 can be facilitated to assemble.

Further, the width of the interlude 4023 of shrapnel is more than the width of the electrical connection section 4021；The interlude On 4023 it is wide go out it is described electrical connection section 4021 position, extend banking stop 41 towards 4021 direction of electrical connection section；The limit 4023 angle degree of bit slice 41 and the interlude are electrically connected section 4021 and 4023 angles of the interlude less than described Degree.As shown in Figure 5 and Figure 6,4023 angle degree of banking stop 41 and the interlude and section 4021 and interlude are electrically connected 4023 angle degree are obtuse angle.In the specific implementation, the end 501 of operation handle 5 goes out with width on the interlude 4023 It is abutted at the position of the electrical connection section 4021.In addition, the purpose of setting banking stop is to avoid operation handle end and shrapnel The slippery conditions on specific direction occur when contact compresses.

In a kind of achievable scheme, as shown in figure 9, it is provided with locating stop piece 24 on 2 bottom surface 27 of the mounting seat, The locating stop piece 24 is oppositely arranged with the banking stop 41, the locating stop piece 24, banking stop 41 and the interlude On 4023 it is wide go out it is described electrical connection section 4021 part constitute a U type groove structure, the end 501 of operation handle 5 is limited in The problems such as being moved in this U-type groove, effectively preventing failure mode.

Further, the both sides of the interlude 4023 it is wide go out it is described electrical connection section 4021 both sides, operation handle 5 The end 53 of two load bearing arms 58 is connected to the both sides of the interlude 4023 respectively, and is located at the interlude 4023 at abutting It is wide go out it is described electrical connection section 4021 both sides position at.In this way during pulling operation handle, the interlude of shrapnel Both sides producing balanced forces, the side that can avoid shrapnel tilt.

Further, the connecting terminal insulation shell 101 is equipped with through-hole 38, and the operation handle 5 is through described logical Hole 38 so that the hand-held part 502 of the operation handle 5 and supporting part 503 are located inside and outside the upper cover 3；Wherein, The end 501 of the supporting part 503 is abutted with the shrapnel 4.As shown in fig. 7, the through-hole 38 is arranged in the upper cover 3, The through-hole 38 also can be used as detect tank use.The setting of through-hole is not only convenient to operation the installation of handle, is in connecting terminal When working condition, it can be radiated by the through-hole.

Further, the supporting part 503 includes two load bearing arms 58, and described two load bearing arms 58 are oppositely arranged on described The both sides of 502 one end of hand-held part, to form a U-type groove structure；The end of described two load bearing arms 58 is supported with the shrapnel 4 It connects；At least two loading end is equipped on described two load bearing arms 58.

In the present embodiment, as shown in Fig. 5 and Figure 18, the interlude 4023 includes：Central part 4023a and it is located at The the first arrived tableting 4023b and the second arrived tableting 4023c of the central part both sides；First arrived tableting 4023b and the second arrived tableting One end of the nearly electrical connection section 4021 of 4023c is respectively connected with banking stop 41；The central part 4023a is compressed with described first It is equipped with limit protrusion 42 between piece 4023b and between the central part 4023a and the second arrived tableting 4023c；Institute Operation handle 5 is stated equipped with the second load bearing arm 58b and use for being abutted with the first arrived tableting 4023b and the banking stop In the first load bearing arm 58a abutted with the second arrived tableting 4023c and the banking stop；The limit protrusion 42 is in described Between first load bearing arm 58a and the second load bearing arm 58b, to limit the lateral displacement of the operation handle 5.

Further, it is provided in mounting seat 2 opposite with the first banking stop 41a and the second banking stop 41b respectively The the first locating stop piece 24a and the second locating stop piece 24b being arranged, the arc of the connecting portion 44 and freedom portion 43 of the shrapnel 4 Shape portion 4022 is between the first locating stop piece 24a and the second locating stop piece 24b, the first locating stop piece 24a and The distance between two locating stop piece 24b are equal to the width of the curved portion 4022.First arrived tableting 4023b, the first banking stop 41a And first locating stop piece 24a constitute a U-type groove structure and moved in the U-type groove with the end for limiting corresponding load bearing arm 58, It is corresponding to limit that second arrived tableting 4023c, the second banking stop 41b and the second locating stop piece 24b constitute a U type groove structures The end of load bearing arm 58 moves in the U-type groove, to avoid failure mode.

In a kind of achievable scheme, the different freedom portion that the upper cover 3 is equipped with towards the shrapnel 4 are led with described The entrance hole 32 in clamp gap between electric part；Barrier wall is equipped between the two adjacent entrance holes 32.May make in this way two into String holes is mutual indepedent, and each conducting wire is not interfere with each other into fashionable.

Further, the opening of the U-shaped slot 21 is inserted into towards the entrance hole 32, the conduct piece along inlet wire direction The U-shaped slot 21.

In a kind of achievable scheme, the shrapnel includes fixed part 44 and at least two freedom portion 43, described At least two freedom portion 43 along the fixed part 44 one word of length direction arrange, and between any two adjacent freedom portion 43 there are Gap.

Further, as shown in Fig. 1, Fig. 8 and Fig. 8 a, the conduct piece 6 is equipped at least two protruded to the shrapnel 4 A warping part 62, at least two warping part 62 and the free end 4021a of at least two freedom portion 43 are corresponded； The corresponding free end 4021a in the warping part 62, externally before conducting wire inlet wire direction (direction of arrow L in Fig. 1) After arrange, and outer lead first arrives at the warping part 62 along inlet wire direction, arrives at the free end 4021a afterwards.Wherein, described Warping part 62 is consistent with the quantity of free end 4021a, and the corresponding free end 4021a in warping part 62 constitutes a wiring Position 100.The setting of warping part is positioned when can be mounting elastic sheet.

In the present embodiment, the free end forms clamping point with conduct piece, and the end of outer lead is along inlet wire direction L elder generations Warping part is arrived at, the clamping point is arrived at afterwards, the end of outer lead is clamped in clamping under the action of the elastic force of shrapnel At point, since warping part and the outer lead of conduct piece contact with each other, when there is external force to pull the outer lead, institute Stating the frictional resistance between warping part and outer lead can prevent outer lead from being slid from the clamping point to a certain extent.

Further, as shown in Figure 8 and Figure 9, a long side of the conduct piece 6 is provided with third positioning protrusion 63；It connects It is provided with 63 corresponding position of third positioning protrusion on line terminals insulation shell 101 and coordinates the third positioning protrusion 63 The third positioning groove 26 used.In the present embodiment, it is caught in third positioning groove 26 by third positioning protrusion 63 to consolidate The fixed conduct piece 6.The third positioning protrusion 63 can be swallowtail-shaped structure.

Further, as depicted in figs. 1 and 2, connecting terminal further includes：The operation handle 5 abutted with the shrapnel 4；Institute It states operation handle 5 and is equipped at least two loading ends；Along the track of pulling of the operation handle 5, at least two loading end In inner surface of each loading end sequentially with connecting terminal insulation shell develop so that the shrapnel 4 generates different elasticity Deformation.

Wherein, as shown in Fig. 2, the operation handle 5 includes hand-held part 502 and supporting part 503.As shown in figs. 4 and 7, The connecting terminal insulation shell 101 is equipped with through-hole 38, and the operation handle 5 runs through the through-hole 38 so that the operation The hand-held part 502 of handle 5 and supporting part 503 are located at the both sides of the shell 101；Wherein, the end of the supporting part 503 501 abut with the shrapnel 4.The setting of through-hole is not only convenient to operation the installation of handle, in running order in connecting terminal When, it can be radiated by the through-hole.

As shown in Fig. 2, the supporting part 503 includes two load bearing arms 58, described two load bearing arms 58 are oppositely arranged on institute The both sides for stating 502 one end of hand-held part, to form a U-type groove structure；The end of described two load bearing arms 58 is supported with the shrapnel 4 It connects；At least two loading end is equipped on described two load bearing arms 58.

Further, the through-hole 38 is rectangular opening；On the insulation shell 101 positioned at one side of the through-hole 38 The limit rectangular block extended in the through-hole 38 and between two load bearing arms 58 of the operation handle 5 is provided at edge 35；The opposite face of described two load bearing arms 58 is contacted with the two opposite side walls of the limit rectangular block 35 respectively；It is described two to hold Two opposite edges that the back of load arm 58 is located at the through-hole 38 with the shell 9 respectively contact.

Optionally, the width of through-hole 38 is more than the width of the hand-held part 502 of operation handle 5, so as to by operation handle 5 On insulation shell 101.

Further, as shown in Figure 1, the fixed part 44a of the shrapnel 4 is fixed on connecting terminal insulation shell 101.

In another embodiment, as shown in Figure 1, connecting terminal, including：Conduct piece 6 and shrapnel 4；Wherein, the conduct piece 6 are oppositely arranged with the shrapnel 4, by the flexible deformation of the shrapnel 4 by outer lead be clamped in the conduct piece 6 with it is described Between shrapnel 4；The conduct piece 6 is equipped with the warping part 62 protruded to the shrapnel 4；The warping part 62 and the shrapnel 4 Free end 4021a, the externally front and back arrangement in conducting wire inlet wire direction.

In the present embodiment, the free end forms clamping point with conduct piece, and the end of outer lead is along inlet wire direction L elder generations Warping part is arrived at, the clamping point is arrived at afterwards, the end of outer lead is clamped in clamping under the action of the elastic force of shrapnel At point, since warping part and the outer lead of conduct piece contact with each other, when there is external force to pull the outer lead, institute The required strength that the frictional resistance between warping part and outer lead is stated when can increase conducting wire extraction to a certain extent, Jin Er Outer lead is prevented to be slid from the clamping point to a certain extent.

Further, as shown in Figure 8 and Figure 9, the conduct piece 6 is bar shaped chip architecture；The conduct piece 6 is fastened on wiring On terminal insulative shell 101 in U-shaped slot 21.

Further, it is fixed that first is provided at the first position of the conduct piece contacted with 21 cell wall of U-shaped slot Position protrusion or the first positioning groove；The second place opposite at first position setting on 21 cell wall of U-shaped slot There are the second positioning groove or the second positioning protrusion being used cooperatively.

In a kind of achievable scheme, the long side of the conduct piece 6 is provided with third positioning protrusion 63；Connecting terminal It is provided with 63 corresponding position of third positioning protrusion what the cooperation third positioning protrusion 63 used in insulation shell 101 Third positioning groove 26.

In a kind of achievable scheme, the insulation shell 101 includes：Mounting seat 2 and it is fastened on the installation bottom Upper cover 3 on seat；Wherein, the mounting seat 2 is equipped with shrapnel installation cavity and the institute above the shrapnel installation cavity State U-shaped slot 21；The shrapnel 4 is accommodated in the shrapnel installation cavity.

In a kind of achievable scheme, the shrapnel 4 is U-shaped structure, and the U-shaped slot 21 is located at the U-shaped structure Open side above；The detection that the shrapnel installation cavity is stretched into from the mounting seat edge is additionally provided in the mounting seat 2 Slot 25；External detection device by the detection slot 25 stretch into the shrapnel installation cavity and with the U-shaped knot of the shrapnel 4 in it The silent side contacts of structure.

Further, the width of the interlude 4023 of shrapnel is more than the width of the electrical connection section 4021；The interlude On 4023 it is wide go out it is described electrical connection section 4021 position, extend banking stop 41 towards 4021 direction of electrical connection section；The limit 4023 angle degree of bit slice 41 and the interlude are electrically connected section 4021 and 4023 angles of the interlude less than described Degree.As shown in figure 5,4023 angle degree of banking stop 41 and the interlude and being electrically connected section 4021 and 4023 institute of interlude Angle degree is obtuse angle.In the specific implementation, the end 501 of operation handle 5 goes out the electricity with width on the interlude 4023 It is abutted at the position of linkage section 4021.In addition, the purpose of setting banking stop be to avoid operation handle end contacted with shrapnel to The slippery conditions on specific direction occur when pressure.

Further, the terminal upper cover 3 is equipped with through-hole 38, and the operation handle 5 runs through the through-hole 38, makes The hand-held part 502 and supporting part 503 for obtaining the operation handle 5 are located inside and outside the upper cover 3；Wherein, described to hold The end 501 in load portion 503 is abutted with the shrapnel 4.

In a kind of achievable scheme, the shrapnel 4 includes fixed part 44 and at least two freedom portion 43, described At least two freedom portion 43 along the fixed part 44 one word of length direction arrange, and between any two adjacent freedom portion 43 there are Gap.

Further, the upper cover 3 is equipped with towards between the different freedom portion 43 and the conduct piece 6 of the shrapnel 4 The entrance hole 32 in clamp gap；Barrier wall is equipped between the two adjacent entrance holes 32.

In a kind of achievable scheme, the opening of the U-shaped slot 21 is towards the entrance hole 32, the conduct piece 6 It is inserted into the U-shaped slot 21 along inlet wire direction.

Further, connecting terminal further includes：The operation handle 5 abutted with the shrapnel 4；It is set in the operation handle 5 There are at least two loading ends；Along the track of pulling of the operation handle 5, each loading end sequence at least two loading end The inner surface on ground and connecting terminal insulation shell 101 develops, so that the shrapnel 4 generates different elastic deformations.

Further, as illustrated in figures 4 and 7, the connecting terminal shell 9 is equipped with through-hole 38, and the operation handle 5 runs through The through-hole 38 so that the hand-held part 502 of the operation handle 5 and supporting part 503 are located at the both sides of the shell 9；Its In, the end 501 of the supporting part 503 is abutted with the shrapnel 4.The setting of through-hole is not only convenient to operation the installation of handle, When connecting terminal is in running order, can be radiated by the through-hole.

Further, as shown in Fig. 2, the supporting part 503 includes two load bearing arms 58, described two load bearing arms 58 are opposite Both sides in 502 one end of the hand-held part are set, to form a U-type groove structure；The end of described two load bearing arms 58 is and institute State the abutting of shrapnel 4；Described two load bearing arms 58 are equipped at least two loading end.

Further, the through-hole 38 is rectangular opening；Being arranged positioned at an edge of the through-hole 38 on the shell 9 There is the limit rectangular block 35 extended in the through-hole 38 and between two load bearing arms 58 of the operation handle 5；It is described The opposite face of two load bearing arms 58 is contacted with the two opposite side walls of the limit rectangular block 35 respectively；Described two load bearing arms 58 Back is contacted with two opposite edges positioned at the through-hole 38 of the shell 9 respectively.

In another embodiment, as shown in Fig. 7, Fig. 9 and Figure 12, connecting terminal includes mounting seat 2, upper cover 3 and extremely Few two operation handles 5.The upper cover 3 is fastened in the mounting seat 3, the sky that the mounting seat 2 and upper cover 3 are constituted Intracavitary is provided with conduct piece 6 and shrapnel 6, and the shrapnel 6 is abutted with the conduct piece 6.Wherein, the shrapnel 6 and the operation The quantity of handle 5 is identical and corresponds.

Further, mounting seat 2 is equipped with U-shaped slot 21；The conduct piece 6 is fastened in the U types slot 21； The first positioning protrusion or the first positioning are provided at the first position of the conduct piece 6 contacted with 21 cell wall of U-shaped slot Groove；It is fixed to be provided with second be used cooperatively for the second place opposite at the first position on the U-shaped slot cell wall Position groove or the second positioning protrusion.

Such as：Figure 10 is shown to be arranged at the first position of the conduct piece 6 contacted with 21 cell wall of U-shaped slot There is the first positioning protrusion 61, correspondingly, the second place opposite at the first position on 21 cell wall of U-shaped slot is set It is equipped with the second positioning groove (not shown) for coordinating first positioning protrusion 61 to use.

There is first area in the first position that one end in the both ends of the conduct piece 6 is contacted with 21 cell wall of U-shaped slot And second area, wherein the first area and second area are located at the conduct piece 6 and 21 cell wall of U-shaped slot The opposite sides of contact.In the specific implementation, it may be selected that first positioning protrusion is arranged in first area or the first positioning be recessed Slot and/or first positioning protrusion or the first positioning groove are set in the second area.In a kind of achievable technical side In case, can first positioning protrusion be set in first area and first positioning groove is set in the second area.

In a kind of achievable scheme, the mounting seat 2 is equipped with shrapnel installation cavity and pacifies positioned at the shrapnel The U-shaped slot 21 above behaveing affectedly；The shrapnel 4 is accommodated in the shrapnel installation cavity.

In a kind of achievable scheme, the opening of the U-shaped slot 21 is towards the entrance hole 32, the conduct piece 6 It is inserted into the U-shaped slot 21 along inlet wire direction.Further, the conduct piece 6 is equipped with to the protrusion of the shrapnel 4 at least The free end 4021a of at least two freedom portion of two warping parts 62, at least two warping part 62 and the shrapnel 4 is one by one It is corresponding；The corresponding free end 4021a in the warping part 62, externally conducting wire inlet wire direction is front and back arranges.It is described to stick up It plays portion 62 to be conducive to position when shrapnel 4 assembles, and required strength when outer lead is extracted can be increased.

In a kind of achievable technical solution, the conduct piece 6 is bar shaped chip architecture.One long side of the conduct piece 6 While being provided with third positioning protrusion 63；It is arranged with 63 corresponding position of third positioning protrusion in connecting terminal mounting seat 2 There is the third positioning groove 26 for coordinating the third positioning protrusion 63 to use.The third positioning protrusion 63 is caught in the third Positioning groove 26 is with the fixation conduct piece 6.The third positioning protrusion 63 can be swallowtail-shaped structure.

Further, as shown in Figure 5 and Figure 6, the shrapnel 4 includes fixed part 44 and freedom portion 43；The fixed part 44 With the connection of freedom portion 43 and the structure that takes the shape of the letter U；The freedom portion 44 includes：The arc for being electrically connected section 4021, connecting the fixed part Section 4022 and the interlude 4023 being arranged between the electrical connection section 4021 and the segmental arc 4022；The interlude 4023 abut with the operation handle 5.Pull operation handle 5, the end 53 of the supporting part 503 of operation handle 5 compress it is described in Between section 4023 so that shrapnel 4 freedom portion 402 occur elastic deformation.The free end 4021a of freedom portion 43 and conduct piece 6 Between constitute wiring position 100, which positions when shrapnel 4 can be facilitated to assemble.

As shown in figure 9, towards 4021 direction of electrical connection section point on the first arrived tableting 4023b and the second arrived tableting 4023c Do not extend the first banking stop 41a and the second banking stop 41b.First banking stop 41a and the second banking stop 41b and the interlude 4023 angle degree are less than the electrical connection section 4021 and 4023 angle degree of the interlude.As shown in figure 5, the first limit Bit slice 41a and the second banking stop 41b it is equal with 4023 angle degree of the interlude and be obtuse angle, electrical connection section 4021 with 4023 angle degree of interlude are also an obtuse angle.Be provided in mounting seat 2 respectively with the first banking stop 41a and The the first locating stop piece 24a and the second locating stop piece 24b that two banking stop 41b are oppositely arranged, the connecting portion 44 of the shrapnel 4 And the curved portion 4022 of freedom portion 43 is between the first locating stop piece 24a and the second locating stop piece 24b, described first The distance between locating stop piece 24a and the second locating stop piece 24b are equal to the width of the curved portion 4022.First arrived tableting 4023b, the first banking stop 41a and the first locating stop piece 24a constitute a U-type groove structure to limit the end of corresponding load bearing arm 58 Portion moves in the U type grooves, and the second arrived tableting 4023c, the second banking stop 41b and the second locating stop piece 24b compositions one are U-shaped Slot structure is moved with the end for limiting corresponding load bearing arm 58 in the U-type groove, to avoid failure mode.

The upper cover 3 is equipped with towards clamp gap between the different freedom portion 43 and the conduct piece 6 of the shrapnel 4 Entrance hole 32；Barrier wall is equipped between the two adjacent entrance holes 32.The quantity of the quantity and wiring position 32 of the entrance hole 32 Unanimously, it and corresponds, multiple entrance holes 32 are simultaneously arranged together in the upper cover 3 when the operation handle 5 is in initial position On end face in 502 lower section of the hand-held part, the wiring position 100 inside 32 positive pair of wire connection terminals of the entrance hole so that outer Portion's conducting wire is inserted into the wiring position 100 by the entrance hole 32.

In another embodiment, the through-hole 38 in the upper cover 3 is rectangular opening；It is located at the through-hole in the upper cover 3 38 edge, which is provided with, to be extended in the through-hole 38 and between two load bearing arms 58 of the operation handle 5 Limit rectangular block 35；The opposite face of described two load bearing arms 58 is contacted with the two opposite side walls of the limit rectangular block 35 respectively； Two opposite edges that the back of described two load bearing arms 58 is located at the through-hole 38 with the upper cover 3 respectively contact, with limit It makes in gap of two load bearing arm between limit rectangle block edge and the through-hole edge and moves.

In another embodiment, it as shown in Fig. 4, Fig. 7 and Figure 19, is carried with two of operation handle 5 in the upper cover 3 38 edge of the through-hole that arm 58 contacts is provided with reinforcing rib 36.The lower surface 36a of the reinforcing rib 36 and described at least two A loading end in a loading end develops.For example, at least two loading end includes long plane 60 and short plane 59, it is described to add The lower surface 36a of strengthening tendons 36 is developed with long plane 60 or short plane 59.It is described when the hand-held part 502 is in initial position Long plane 60 and the lower surface 36a of the reinforcing rib 36 are developed；It is described short flat when the hand-held part 502 is in extreme position Face 59 and the lower surface 36a of the reinforcing rib 36 are developed.Optionally, the upper surface of the reinforcing rib 36 is provided through in institute The groove for stating reinforcing rib 36 influences appearance to avoid reinforcing rib upper surface because shrink forms dent.

Optionally, it is in the thickness of the reinforcing rib at least two operation handle between two neighboring operation handle Degree is more than the reinforcing rib on the outside of at least two operation handle, to increase the reinforcing rib between two neighboring operation handle Intensity.

In another embodiment, the first card slot or the first buckle can be provided on several end faces in each end face of upper cover 3, The corresponding position of mounting seat 2 is equipped with the second buckle or the second card slot, mounting seat 2 and upper cover 3 pass through card slot and buckle It fastens and realizes encapsulation, to ensure the integrality and stability of entire connecting terminal.

As shown in Fig. 9, Figure 11 and Figure 13, the upper cover 3 is located at the left and right end face of inlet wire direction L and is provided with wiring hole The opposing end surface of end face be equipped with the first card slot 31, be provided with below the end face of wiring hole and be provided with the first buckle 39, install Pedestal 2 is provided with that the second buckle 22 that the first card slot 31 of cooperation uses and the first buckle 39 of cooperation use in corresponding position Two draw-in groove 23, the two no-float pack the integrality and stability of entire binding clip.

In another embodiment, the upper cover 3 and/or mounting seat 2 positioned at the left and right of outer lead inlet wire direction L It is both provided at least one anti-slip protrusion (not shown) on the outside of end face.

In a kind of achievable technical solution, the upper cover 3 outside the left and right end face of outer lead inlet wire direction L Side is both provided at least one first anti-slip protrusion, the mounting seat 2 positioned at the left and right end face of outer lead inlet wire direction L Outside is both provided at least one second anti-slip protrusion, the first anti-slip protrusion and the second anti-slip protrusion quantity is identical and one is a pair of It answers, corresponding first anti-slip protrusion and the second anti-slip protrusion are in contact and are formed when upper cover is fastened in the mounting seat One the second slip preventing fringe.

In another embodiment, can also the bottom outer surface of the mounting seat 2 be provided with first identifier bulge-structure, The first identifier bulge-structure is for identifying distance of the wiring hole away from corresponding wiring position, and user is in connecing to the connecting terminal The distance is can refer to when being inserted into outer lead in string holes.Such as：As shown in figure 14, first identifier bulge-structure 1401 includes place In two opposite arrows and distance value on same straight line, the arrow direction is parallel with outer lead inlet wire direction, and described two Opposite arrow arises from wiring hole institute, and wiring position institute is in place finally in place, and the distance value is arranged in two opposite arrow midfeathers Place, such as：What is illustrated be distance of the wiring hole away from corresponding wiring position is 14 (unit is millimeter), with first on the upper lid Second identifier bulge-structure is provided on end face in the both ends of the surface of end face connection, the mark bulge-structure is outer for identifying The inlet wire direction of portion's conducting wire, operation handle pull gear and respectively pull the switching direction between gear.

As shown in Figure 1, under original state, free end 4021a and the conduct piece 6 of shrapnel 4 offset.As shown in figure 15, wiring When, conducting wire 200 is inserted into the wiring hole 32 of insulation shell 101, after the open-top shrapnel in conducting wire front end 4, by the free end of shrapnel 4 The warping part 62 of 4021a and conductive sheet 6 is clamped.As shown in FIG. 16 and 17, when needing to take out conducting wire 200, operation handle is pulled 5, the end 501 of operation handle 5, to push shrapnel 4, makes the free end of shrapnel 4 because the effect of cam structure moves down 4021a opens, and conducting wire 200 is made to ease out.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that： It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc. With replacement；And these modifications or replacements, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution The spirit and scope of scheme.

Claims

1. structure is suppressed in a kind of pulling for connecting terminal, which is characterized in that including：Shrapnel and the operation abutted with the shrapnel Handle；Wherein,

The operation handle is equipped at least two loading ends；

Along the track of pulling of the operation handle, each loading end at least two loading end is sequentially exhausted with connecting terminal The inner surface of edge shell develops, so that the shrapnel generates different elastic deformations.

2. according to claim 1 pull suppresses structure, which is characterized in that the operation handle includes：It hand-held part and holds Load portion；Wherein,

The supporting part includes two load bearing arms, and described two load bearing arms are oppositely arranged on the both sides of described hand-held part one end, with Form a U-shaped groove structure；

The end of described two load bearing arms is abutted with the shrapnel；

At least two loading end is equipped on described two load bearing arms.

3. according to claim 2 pull suppresses structure, which is characterized in that be all provided in the back of described two load bearing arms It is equipped with protruding block；

At least two sides intersected with back where it on the protruding block constitute at least two loading end.

4. pulling according to any one of claim 2-3 suppresses structure, which is characterized in that the supporting part and the hand It holds portion junction and is equipped with the step for being higher by the hand-held part upper surface；

When pulling the extreme position in track described in being in the operation handle, the hand-held part is insulated with the connecting terminal The upper surface of shell is angled, the step enter the connecting terminal insulation shell in, the step surface of the step with it is described Connecting terminal insulation shell inner surface abuts.

5. pulling according to any one of claim 2-3 suppresses structure, which is characterized in that the hand-held part includes：The One hand-held part and the second hand-held part；Wherein,

When pulling the initial position in track described in being in the operation handle, first hand-held part is fitted in the wiring Terminal insulative housing upper surface, connecting terminal insulation shell end face is stretched out in second hand-held part, and is upturned.

6. according to claim 5 pull suppresses structure, which is characterized in that first hand-held part with the terminals The end face of insulating sublayer housing upper surface fitting is equipped with the fastening knot for being fastened with connecting terminal insulation shell upper surface Structure.

7. according to any one of claim 1-3 pull suppresses structure, which is characterized in that at least two loading end In connected through rounding off curved surface between arbitrary two adjacent loading end.

8. according to any one of claim 1-3 pull suppresses structure, which is characterized in that the operation handle is equipped with Two loading ends, described two loading ends include：Long plane and the short plane being connect with the long plane；Wherein,

When the short plane and the inner surface of the connecting terminal insulation shell develop, the shrapnel generates the first elastic deformation Amount；

When the long plane and the inner surface of the connecting terminal insulation shell develop, the shrapnel generates the second elastic deformation Amount；

First amount of elastic deformation is more than second amount of elastic deformation.

9. according to any one of claim 1-3 pull suppresses structure, which is characterized in that the shrapnel includes fixed part And freedom portion；

The fixed part is connected with freedom portion and U-shaped structure；

The freedom portion includes：Section, the segmental arc of the connection fixed part and setting are electrically connected in the electrical connection section and institute State the interlude between segmental arc；

The interlude is abutted with the operation handle.

10. according to claim 9 pull suppresses structure, which is characterized in that the electrical connection section is towards far from the fixation The direction in portion tilts.

11. according to claim 10 pull suppresses structure, which is characterized in that the width of the interlude is more than the electricity The width of linkage section；

Width goes out the position of the electrical connection section on the interlude, extends banking stop towards the electrical connection section direction；

The banking stop is electrically connected section and interlude institute angle degree with interlude institute angle degree less than described.

12. according to claim 11 pull suppresses structure, which is characterized in that the interlude includes：Central part and The first arrived tableting and the second arrived tableting positioned at the central part both sides；

One end of the nearly electrical connection section of first arrived tableting and second arrived tableting is respectively connected with the banking stop；

It is all provided between the central part and first arrived tableting and between the central part and second arrived tableting limited Position protrusion；

The operation handle is equipped with the first load bearing arm for being abutted with first arrived tableting and the banking stop and is used for The second load bearing arm abutted with second arrived tableting and the banking stop；

The limit protrusion is between first load bearing arm and second load bearing arm, to limit the cross of the operation handle To displacement.

13. according to claim 9 pull suppresses structure, which is characterized in that the freedom portion is at least two, at least two A freedom portion is arranged along one word of length direction of the fixed part, and there are gaps between arbitrary two adjacent freedom portion.

14. according to claim 9 pull suppresses structure, which is characterized in that the end of the fixed part is equipped with to separate The inclined inclined-plane in interlude direction.