CN217788847U - Self-coupling wire connector adopting bending compression and bending conducting strip mode - Google Patents

Abstract

The utility model relates to the technical field of conductive connection, in particular to a self-coupling wire connector adopting a bending compression and conductive sheet bending mode, which comprises a main body, a spring sheet and a conductive sheet, wherein a coupling space for accommodating the spring sheet and the conductive sheet is arranged in the main body, a wire inserting hole penetrating through the coupling space is formed in the main body, the spring sheet and the conductive sheet are assembled in the coupling space, and the spring sheet and the conductive sheet are kept in a self-coupling state through the coupling space; the wire props against the elastic sheet and the conducting sheet, and the elastic sheet and the conducting sheet are forced to be self-coupled, so that the flexible matching degree of the elastic sheet and the conducting sheet is improved, the wire can be more reasonably inserted into the wire connector, the firm connection between the wire and the wire connector can be ensured, and the conducting sheet and the wire can be ensured to achieve better conducting effect; and through this design, eliminated riveting or welding process, reduced the cost and the consumption of time in the production manufacturing process.

Description

Self-coupling wire connector adopting bending compression and bending conducting strip mode

Technical Field

The utility model belongs to the technical field of the electrically conductive connection technique and specifically relates to an adopt the oppression of buckling and self coupling wire connector of the conducting strip mode of buckling.

Background

The conventional plug-in type connector includes a housing constraint structure connector and a hardware constraint structure connector.

The plug-in connector of the shell constraint structure is composed of a V-shaped elastic sheet and a conducting sheet which is not connected with the elastic sheet, the V-shaped elastic sheet and the conducting sheet are constrained in specific structures at different positions constrained by a main body of the plug-in connector, before a wire is not inserted, the elastic sheet and the conducting sheet are in a non-connection state, after the wire is inserted, one end of the V-shaped elastic sheet deforms and presses the wire on the conducting sheet, at the moment, because the elastic sheet is simple in structure and does not consider effective decomposition of pressing force, the other end of the V-shaped elastic sheet can deform due to direct force transmission requirements, however, because the V-shaped elastic sheet is constrained in the specific structure of the main body, deformation is prevented, pressing force on the wire is generated, connection and constraint functions are achieved, however, the constraint structure of the main body bears all force generated by deformation of the elastic sheet, the requirements on the main body material are high, particularly high temperature generated after power-on, deformation of the main body can be caused, and accordingly effective connection effect is lost. An example of such a structure is disclosed in us patent 6746286B 2.

Another hardware-bound connector is characterized in that a conductive sheet is fixed on an elastic sheet through riveting or welding and other connection modes, the elastic sheet is arranged in a free space in a main body, although the internal digestion and decomposition of the compression force after the insertion of a lead is borne by a connector of the elastic sheet and the conductive sheet are realized, the elastic sheet can only be designed into a simple structure due to the implementation space requirement of riveting or welding, the effective internal decomposition of the compression force cannot be carried out, in addition, because the conductive sheet is fixed on a specific position of the elastic sheet in advance, the contact surface after the insertion of the lead can only be determined according to the size of the compression force, the requirement on manufacturing materials is increased, the cost is increased, the implementation reliability of riveting or welding is increased, the requirement on the firmness degree of the riveting or welding node due to the compression force after the insertion of the lead is high, and once the riveting or welding node is separated due to stress, the reliability of the connection of the lead can be greatly reduced. While the process for manufacturing such connectors is complicated due to the implementation requirements of riveting and welding, the manufacturing equipment is more complicated, and this leads to an increase in costs, an example of such a structure is disclosed in european patent 1855353 A2.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an it is not enough to overcome above-mentioned condition, aims at providing the technical scheme that can solve above-mentioned problem.

A self-coupling wire connector adopting a bending compression and conductive plate bending mode comprises a main body, a spring plate and a conductive plate, wherein a coupling space for accommodating the spring plate and the conductive plate is arranged in the main body, a wire inserting hole penetrating through the coupling space is formed in the main body, the spring plate and the conductive plate are assembled in the coupling space, and the spring plate and the conductive plate are enabled to keep a self-coupling state through the coupling space; wherein:

the elastic sheet is provided with one or more line pressing units, each line pressing unit comprises a line pressing part in the middle and two deformation parts respectively positioned on two sides of the line pressing part, the line pressing parts and the deformation parts are integrally formed through the upper parts, the deformation parts are leaned against the coupling space and correspond to two sides of the wire inserting holes, and the lower parts of the line pressing parts move between the wire inserting holes; when the line pressing units are arranged in a plurality, tearing structures for avoiding mutual interference are arranged among the line pressing units;

the conducting strip is designed to be a bending structure which is lower than the deformation part, a dentate structure which penetrates between the two deformation parts is formed at the end part of the conducting strip which is lower than the deformation part, and the dentate structure goes deep into the wire inserting hole, so that a coupling gap for clamping a wire end is formed between the dentate structure and the wire pressing part in a matching way.

Preferably, a first folding corner at the upper part, a second folding corner at the middle part and a third folding corner at the lower part are arranged on the deformation part, and the first folding corner, the second folding corner and the third folding corner jointly form the deformation part of the wavy structure.

Preferably, when the line pressing unit is provided in plurality, the connection between the line pressing units is a horizontal connection or a vertical connection.

Preferably, under the condition that the line pressing units are horizontally connected, adjacent line pressing units are in planar connection through the deformation parts located below the second bending angle to form the elastic sheet of the horizontal connection structure, and the deformation parts located above the second bending angle between the adjacent line pressing units are separated from each other, so that mutual interference among the line pressing units is avoided; a first assembly gap is reserved between the planes of the elastic sheets after the third bending angles of the deformation parts are bent, and the elastic sheets are used for installing the conducting sheets.

Preferably, when the wire pressing units are connected horizontally, the deformation portion located above the third folding corner is formed with a connecting surface for integrally connecting the deformation portions of the wire pressing units, and a spacing is provided between the connecting surface and the wire pressing portion.

Preferably, under the condition that the line pressing units are horizontally connected, the conducting strips are bent along the middle parts, a second assembly gap is reserved between the bending planes of the conducting strips for installing the elastic pieces, the two ends of the bent conducting strips are located on the same side, and the tooth-shaped structures are formed at one ends of the conducting strips.

Preferably, under the condition that the line pressing units are horizontally connected, adjacent line pressing units are in plane connection through the deformation parts located below the second bending angle to form the elastic sheet of the horizontal connection structure, the deformation parts located above the second bending angle between the adjacent line pressing units are separated from each other, and mutual interference among the line pressing units is avoided; a first assembly gap is reserved between the planes of the elastic sheets after the bending of the third bending angles of the deformation parts for installing the conductive sheets; the deformation part above the third bending angle is formed with a connecting surface for integrally connecting the deformation parts of the line pressing units, and a separated distance is formed between the connecting surface and the line pressing part; the conducting plate is bent along the middle part, a second assembly gap is reserved between the bending planes of the conducting plate and used for installing the elastic sheet, the two ends of the bent conducting plate are positioned on the same side, and the tooth-shaped structure is formed at one end of the conducting plate;

the conducting strip inserts first assembly clearance through the one end that has dentate structure correspondingly, and the tooth number on the dentate structure is corresponding with the number of line ball unit, and dentate structure gos deep into the interval of separating between connection face and the line ball portion, restricts every tooth on the dentate structure between two deformation portions that correspond its line ball unit, and the connection face inserts in the second assembly clearance, makes to constitute mutual hook joint complex structure between conducting strip and the shell fragment.

Preferably, under the condition that the line pressing units are connected perpendicularly, a perpendicular connecting surface is formed after the third bending angle of the deformation portion is bent, two adjacent line pressing units are combined together through the perpendicular connecting surface to form the elastic sheet of a perpendicular connecting structure, a third assembling gap is reserved between planes after the third bending angles of the deformation portions of the two adjacent line pressing units are bent, and a separated distance is reserved between the line pressing portions of the two adjacent line pressing units for installing the conducting sheets.

Preferably, under the condition that the wire pressing units are vertically connected, the vertical connecting surfaces of the two deformation portions respectively located beside two sides of the wire pressing portion respectively extend an arc convex portion towards one side of the wire pressing portion, and each arc convex portion is bent inwards to jointly form a supporting surface of the bent inner angle of the conducting strip.

Preferably, under the condition that the line pressing units are vertically connected, the conducting strips are bent along the middle parts, a fourth assembly gap matched with the supporting surface is reserved between the bending planes of the conducting strips, the two ends of the bent conducting strips are located on the same side, and the tooth-shaped structures are formed at the two ends of the conducting strips.

Preferably, under the condition that the line pressing units are vertically connected, the third bending angle of the deformation part is bent to form a vertical connecting surface, two adjacent line pressing units are combined through the vertical connecting surface to form a spring plate of a vertical connecting structure, a third assembling gap is reserved between planes of the deformation parts of the two adjacent line pressing units after the third bending angle is bent, and a separated distance is reserved between the line pressing parts of the two adjacent line pressing units for installing a conducting strip; the vertical connecting surfaces of the two deformation parts respectively positioned beside the two sides of the line pressing part respectively extend to one side of the line pressing part to form an arc protruding part, and each arc protruding part is bent inwards to jointly form a supporting surface of the bent inner angle of the conducting strip; the conducting strip is bent along the middle part, a fourth assembly gap matched with the supporting surface is reserved between the bent planes of the conducting strip, the two ends of the conducting strip are positioned at the same side after bending, and the dentate structures are formed at the two ends of the conducting strip;

the two ends of the conducting strip are inserted into the third assembling gap, and the two ends of the conducting strip respectively abut against the third bending angles of the two adjacent line pressing units, wherein the number of teeth on the tooth-shaped structure corresponds to the number of the line pressing units, the tooth-shaped structure extends into the space between the two adjacent line pressing parts, each tooth on the tooth-shaped structure is limited between two perpendicular connecting surfaces of the two adjacent line pressing units, meanwhile, the supporting surface extends into the fourth assembling gap, and the supporting surface abuts against the inner corner surface of the conducting strip.

Preferably, the main body comprises an outer shell and an inner plug inserted into the outer shell, a coupling space is correspondingly formed between the outer shell and the inner plug, and the wire insertion hole penetrates through the inner plug and extends into the outer shell.

Preferably, the shell is of a one-way open structure, and a clamping groove is formed in the side wall of the shell.

Preferably, the side wall of the inner plug is provided with a clamping block, the inner plug is divided into two parts, one part is in a wide structure, and the other part is in a narrow structure.

Preferably, the shell is of a one-way open structure, and a clamping groove is formed in the side wall of the shell; the interior stopper divide into two parts structure, and one part is wide body structure, and another part is narrow body structure, has seted up the fixture block on the lateral wall of interior stopper narrow body structure including, and the narrow body structure of interior stopper is deepened inside the shell for the position of restriction shell fragment and conducting strip, the frame of wide body structure cooperation shell for the distance that the restriction narrow body structure is deepened, and carry out the joint through fixture block and draw-in groove and fix, prevent that interior stopper from droing.

Preferably, the wire insertion hole has guide positioning holes corresponding to the housing portion, the guide positioning holes being communicated with the coupling space, the number of the guide positioning holes being set according to the number of the wire pressing units, and a first partition structure is provided between the guide positioning holes to partition the guide positioning holes from each other, so that the plurality of guide positioning holes constitute a structure for limiting the swing amplitude of the wire therein.

Preferably, the wire inserting hole is provided with a square wire hole corresponding to the inner plug part, the square wire hole is of a through structure and is communicated with the coupling space, the number of the square wire holes is set according to the number of the wire pressing units, a second isolation structure is arranged between each square wire hole, and each square wire hole is separated from each other by the second isolation structure.

Preferably, the main part is including the shell and peg graft in the interior stopper of shell, correspond between shell and the interior stopper and form the coupling space, the plug-in hole runs through in the plug, and extend into inside the shell, the plug-in hole has the direction locating hole that corresponds to the shell part, the plug-in hole has the square wire guide that corresponds to interior stopper part, direction locating hole and direction locating hole all communicate with the coupling space, and direction locating hole correspond, the edge design that corresponds the direction locating hole in the shell has the first wavy structure of cooperation shell fragment shape, first wavy structure corresponds the first bending angle, second bending angle and the third bending angle of deformation portion in each line ball unit of shell fragment.

Preferably, the main part is including the shell and peg graft in the interior stopper of shell, correspond between shell and the interior stopper and form the coupling space, the plug-in hole runs through in the plug, and extend into inside the shell, the plug-in hole has the direction locating hole corresponding to the shell part, the plug-in hole has the square wire guide corresponding to interior stopper part, direction locating hole and direction locating hole all communicate with the coupling space, and direction locating hole correspond, the part design that the interior stopper gos deep into inside the shell has the second wavy structure of cooperation shell fragment and conducting strip shape, the second wavy structure corresponds the first bending angle, second bending angle and the third bending angle of deformation portion in each line ball unit of shell fragment, the second wavy structure still corresponds the conducting strip bending structure of conducting strip.

Preferably, the main part includes the shell and pegs graft in the interior stopper of shell, and the edge design that corresponds the direction locating hole in the shell has the first wavy structure of cooperation shell fragment shape, and the part design that interior stopper gos deep into the shell inside has the second wavy structure of cooperation shell fragment and conducting strip shape, forms the coupling space that is used for holding shell fragment and conducting strip between first wavy structure and the second wavy structure.

Compared with the prior art, the beneficial effects of the utility model are that:

the wire connector is mainly set into three structures of a main body, a spring plate and a conducting plate, and is matched in a coupling mode, the spring plate and the conducting plate are structurally constrained with each other and matched with the structural design of a coupling space of the main body, so that the spring plate and the conducting plate are folded and cover a wire inserting hole penetrating through the coupling space, after a wire is inserted, the wire props against the spring plate and the conducting plate, the spring plate and the conducting plate are forced to be self-coupled, the flexible matching degree of the spring plate and the conducting plate is improved, the wire can be more reasonably inserted into the wire connector, the firm connection between the wire and the wire connector can be ensured, and the conducting plate and the wire can be ensured to achieve a better conducting effect; by the design, riveting or welding procedures are eliminated, and cost and time consumption in the production process are reduced;

aiming at the structural stability of the folded and covered elastic sheet and conducting sheet, a dentate structure passing through between two deformation parts is formed at the end part of the conducting sheet close to the deformation parts and extends into the wire inserting hole, so that a coupling gap for clamping a wire end is formed between the dentate structure and the wire pressing part in a matching way, and the structural design further improves the mutual restriction degree between the elastic sheet and the conducting sheet, thereby further strengthening the self-coupling effect between the elastic sheet and the conducting sheet;

the deformation part is set to be a bending structure, so that the deformation part generates a plurality of bending structures, when the wire pressing part presses the wire, the reasonable decomposition of force can be realized through the plurality of bending structures, a better elastic pressing effect is achieved, the elastic sheet can have the same supporting force under a smaller volume, the volume of the wire connector can be reduced, the force is reasonably decomposed, the reduction of pressing force caused by the acceleration of local stress due to metal fatigue is avoided, and the service life of the elastic sheet is prolonged;

set up mutual isolation between a plurality of plug wire holes, specifically set up first isolation structure in the part between the direction locating hole corresponding to the shell, set up second isolation structure in the part between the square wire guide corresponding to interior stopper, can retrain the space of line in the activity of plug wire hole the inside, reduce the unstable condition of contact that the line rocked and brought.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is an exploded view of the structure of embodiment 1 of the present invention;

fig. 2 is a schematic structural view of the elastic sheet and the conductive sheet of fig. 1 combined according to the present invention;

fig. 3 is a schematic cross-sectional structure diagram of embodiment 1 of the present invention;

fig. 4 is a schematic view of a disassembly structure of the main body in embodiment 1 of the present invention;

fig. 5 is an assembly diagram of the elastic sheet and the conductive sheet in embodiment 1 of the present invention;

fig. 6 is an exploded view of the structure of embodiment 2 of the present invention;

fig. 7 is a schematic view of the structure of the present invention after the spring plate and the conductive plate are combined;

fig. 8 is a schematic cross-sectional structure diagram of embodiment 2 of the present invention;

fig. 9 is a schematic view of a disassembled structure of a main body in embodiment 2 of the present invention;

fig. 10 is an assembly diagram of the elastic sheet and the conductive sheet according to embodiment 2 of the present invention.

The reference numbers and designations in the drawings are as follows:

the wire pressing device comprises a main body 10, a spring plate 20, a conductive sheet 30, a coupling space 11, a wire inserting hole 12, a shell 13, an inner plug 14, a first isolation structure 15, a second isolation structure 16, a wire pressing part 21, a deformation part 22, a tearing structure 23, a first assembling gap 24, a third assembling gap 25, a supporting surface 26, a tooth-shaped structure 31, a second assembling gap 34, a fourth assembling gap 35, a guide positioning hole 121, a square wire guiding hole 122, a clamping groove 131, a first wavy structure 132, a clamping block 141, a second wavy structure 142, a wire pressing unit 201, a first bending angle 221, a second bending angle 222 and a third bending angle 223.

Detailed Description

The technical solutions in the embodiments of the present invention will be described below clearly and completely, and it should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 10, in an embodiment of the present invention, a self-coupling wire connector using a bending compression and bending conductive sheet manner includes a main body 10, a spring sheet 20 and a conductive sheet 30, a coupling space 11 for accommodating the spring sheet 20 and the conductive sheet 30 is provided in the main body 10, a wire insertion hole 12 penetrating through the coupling space 11 is provided in the main body 10, the spring sheet 20 and the conductive sheet 30 are assembled in the coupling space 11, and the spring sheet 20 and the conductive sheet 30 are maintained in a self-coupling state through the coupling space 11; wherein:

the elastic sheet 20 is provided with one or more wire pressing units 201, each wire pressing unit 201 comprises a wire pressing part 21 in the middle and two deformation parts 22 respectively positioned at two sides of the wire pressing part 21, the wire pressing part 21 and the deformation parts 22 are integrally formed through the upper parts, and the deformation parts 22 lean against the coupling space 11 and correspond to two sides of the wire inserting holes 12, so that the lower parts of the wire pressing parts 21 move between the wire inserting holes 12; when a plurality of line pressing units 201 are arranged, the tearing structures 23 for avoiding mutual interference are arranged among the line pressing units 201;

the conductive sheet 30 is designed to be a bent structure lower than the deformation part 22, a tooth-shaped structure 31 penetrating between the two deformation parts 22 is formed at the end part of the conductive sheet 30 lower than the deformation part 22, the tooth-shaped structure 31 extends into the wire insertion hole 12, and a coupling gap for clamping the wire end is formed between the tooth-shaped structure 31 and the wire pressing part 21 in a matching manner.

The utility model discloses in the technical scheme, mainly set up the wire connector as main part 10, shell fragment 20 and conducting strip 30 three structure, adopt the mode of coupling to cooperate, carry out structural mutual restraint through shell fragment 20 and conducting strip 30, and cooperate the structural design of main part 10 coupling space 11, make shell fragment 20 and conducting strip 30 fold and cover on the plug wire hole 12 that passes coupling space 11, after inserting the wire, the wire withstands shell fragment 20 and conducting strip 30, will force shell fragment 20 and conducting strip 30 to carry out self-coupling, the nimble cooperation degree of shell fragment 20 and conducting strip 30 has been improved, make the wire can more rationally insert in the wire connector, can enough guarantee that the wire firmly connects with the wire connector, can guarantee conducting strip 30 and wire again and reach better electrically conductive effect; by the design, riveting or welding procedures are eliminated, and the cost and time consumption in the production and manufacturing process are reduced;

aiming at the structural stability of the folding and covering of the elastic sheet 20 and the conducting sheet 30, the end part of the conducting sheet 30, which is close to the deformation part 22, is formed with the dentate structure 31 which passes through the two deformation parts 22, the dentate structure 31 extends into the wire inserting hole 12, so that a coupling gap for clamping a wire end is formed between the dentate structure 31 and the wire pressing part 21 in a matching manner, and the structural design further improves the mutual restriction degree between the elastic sheet 20 and the conducting sheet 30, thereby further enhancing the self-coupling effect between the elastic sheet 20 and the conducting sheet 30.

Referring to fig. 5 and 10, the deformation portion 22 is provided with a first bending angle 221 at the upper portion, a second bending angle 222 at the middle portion, and a third bending angle 223 at the lower portion, and the first bending angle 221, the second bending angle 222, and the third bending angle 223 together form the deformation portion 22 with a wavy structure; through this design, make deformation portion 22 have three angle of bending, when oppressing the wire, line ball portion 21 produces deformation, force first angle of bending 221 to take place deformation toward the direction of foling, when first angle of bending 221 takes place deformation, will force the second angle of bending 222 to take place deformation toward open direction, when second angle of bending 222 takes place deformation, force third angle of bending 223 again to take place deformation toward the direction of foling, messenger's power can carry out reasonable decomposition.

Referring to fig. 1 to 4 and 6 to 9, the main body 10 includes an outer shell 13 and an inner plug 14 inserted into the outer shell 13, a coupling space 11 is correspondingly formed between the outer shell 13 and the inner plug 14, and a wire insertion hole 12 penetrates through the inner plug 14 and extends into the outer shell 13; wherein:

aiming at the connecting structure of the outer shell 13 and the inner plug 14, the outer shell 13 is arranged to be a one-way open structure, and a clamping groove 131 is formed in the side wall of the outer shell 13; the inner plug 14 is divided into two parts, one part is a wide structure, the other part is a narrow structure, a clamping block 141 is arranged on the side wall of the narrow structure of the inner plug 14, the narrow structure of the inner plug 14 extends into the shell 13 to limit the positions of the elastic sheet 20 and the conducting sheet 30, the wide structure is matched with the outer frame of the shell 13 to limit the extending distance of the narrow structure, and the clamping block 141 and the clamping groove 131 are clamped and fixed to prevent the inner plug 14 from falling off.

With respect to the structural design of the wire insertion hole 12, the wire insertion hole 12 has guide positioning holes 121 corresponding to the portion of the housing 13, the guide positioning holes 121 are communicated with the coupling space 11, the number of the guide positioning holes 121 is set according to the number of the wire pressing units 201, a first isolation structure 15 is arranged between each guide positioning hole 121, the first isolation structure 15 separates each guide positioning hole 121 from each other, so that the plurality of guide positioning holes 121 all form a structure for limiting the swing amplitude of the wire therein; the wire insertion hole 12 has a square wire hole 122 corresponding to the inner plug 14, the square wire hole 122 is a through structure, the square wire hole 122 is communicated with the coupling space 11, the number of the square wire holes 122 is set according to the number of the wire pressing units 201, a second isolation structure 16 is arranged between the square wire holes 122, and the second isolation structure 16 separates the square wire holes 122 from each other.

For the structural design of the coupling space 11, a first wavy structure 132 matching the shape of the elastic sheet 20 is designed at the edge of the housing 13 corresponding to the guiding positioning hole 121, and the first wavy structure 132 corresponds to the first folding angle 221, the second folding angle 222 and the third folding angle 223 of the deformation portion 22 in each line pressing unit 201 of the elastic sheet 20; the part of the inner plug 14 extending into the housing 13 is designed with a second wavy structure 142 matching the shapes of the elastic sheet 20 and the conductive sheet 30, the second wavy structure 142 corresponds to the first folding angle 221, the second folding angle 222 and the third folding angle 223 of the deformation part 22 in each line pressing unit 201 of the elastic sheet 20, and the second wavy structure 142 also corresponds to the folding structure of the conductive sheet 30; the first wavy structure 132 and the second wavy structure 142 form a coupling space 11 therebetween for accommodating the dome sheet 20 and the conductive sheet 30.

Referring to fig. 1 to 10, when a plurality of line pressing units 201 are provided, the connection between the line pressing units 201 is a horizontal connection or a vertical connection, wherein:

under the condition that the line pressing units 201 are horizontally connected, the adjacent line pressing units 201 are in planar connection through the deformation parts 22 located below the second bending angles 222 to form the elastic sheet 20 of a horizontal connection structure, and the deformation parts 22 located at the upper parts of the second bending angles 222 between the adjacent line pressing units 201 are separated from each other to avoid mutual interference among the line pressing units 201; the spring plate 20 has a first assembly gap 24 between the planes of the deformation parts 22 bent by the third bending angle 223 for mounting the conductive sheet 30;

the deformation part 22 above the third bending angle 223 is formed with a connecting surface for integrally connecting the deformation parts 22 of the wire pressing units 201, and the connecting surface and the wire pressing part 21 are separated by a certain distance;

the conducting strip 30 is bent along the middle part, a second assembly gap 34 is reserved between the bent planes of the conducting strip 30 for installing the elastic sheet 20, the two ends of the conducting strip 30 are positioned at the same side after bending, and the dentate structure 31 is formed at one end of the conducting strip 30;

the conducting strip 30 is inserted into the first assembling gap 24 through the end corresponding to the tooth-shaped structure 31, the number of teeth on the tooth-shaped structure 31 corresponds to the number of the wire pressing units 201, the tooth-shaped structure 31 extends into the space between the connecting surface and the wire pressing portion 21, each tooth on the tooth-shaped structure 31 is limited between the two deformation portions 22 corresponding to the wire pressing units 201, and the connecting surface is inserted into the second assembling gap 34, so that the conducting strip 30 and the elastic strip 20 form a structure in mutual hooking and matching.

Under the condition that the line pressing units 201 are vertically connected, the third bending angle 223 of the deformation part 22 is bent to form a vertical connecting surface, two adjacent line pressing units 201 are combined through the vertical connecting surface to form the spring piece 20 of a vertical connecting structure, so that a third assembling gap 25 is reserved between planes of the bent third bending angles 223 of the deformation parts 22 of the two adjacent line pressing units 201, and the line pressing parts 21 of the two adjacent line pressing units 201 are spaced at intervals for installing the conducting strips 30;

the vertical connecting surfaces of the two deformation parts 22 respectively positioned beside the two sides of the wire pressing part 21 respectively extend an arc convex part towards one side of the wire pressing part 21, and each arc convex part is bent inwards to jointly form a supporting surface 26 of the bent inner angle of the conducting strip 30;

the conducting plate 30 is bent along the middle part, a fourth assembly gap 35 matched with the supporting surface 26 is reserved between the bent planes of the conducting plate 30, the two ends of the conducting plate 30 are positioned on the same side after bending, and the tooth-shaped structures 31 are formed at the two ends of the conducting plate 30;

the two ends of the conducting strip 30 are inserted into the third assembling gap 25, and the two ends of the conducting strip 30 respectively abut against the third bending corner 223 of the two adjacent line pressing units 201, wherein the number of teeth on the tooth-shaped structure 31 corresponds to the number of the line pressing units 201, the tooth-shaped structure 31 extends into the space between the two adjacent line pressing parts 21, each tooth on the tooth-shaped structure 31 is limited between two perpendicular connecting surfaces of the two adjacent line pressing units 201, meanwhile, the supporting surface 26 extends into the fourth assembling gap 35, and the supporting surface 26 abuts against the inner corner surface of the conducting strip 30.

Combine the reality, set up self-coupling wire connector into the structure of a plurality of plug wire holes 12 to set up a plurality of plug wire holes 12 mutual isolation, can retrain the space of line activity inside, reduce the line and rock the unstable condition of contact that brings, in order to satisfy the demand of different specification products, will follow two following embodiments and explain further:

[ example 1 ]

Referring to fig. 1 to 5, a plurality of wire pressing units 201 are arranged on the elastic sheet 20, the plurality of wire pressing units 201 are arranged in a horizontal connection structure, the plurality of wire insertion holes 12 correspond to the plurality of wire pressing units 201 one to one, and through the structural design, three wire insertion holes 12 are taken as an example, which can satisfy the wire connector of odd wire insertion holes 12, specifically, the plurality of wire pressing units 201 are arranged in a row, and two adjacent wire pressing units 201 are integrally combined through one deformation portion 22, so that the plurality of wire pressing units 201 can be integrally formed; in addition, a first assembly gap 24 is reserved between the planes of the bent third bending angles 223 of the deformation parts 22 of the elastic sheet 20, and the conductive sheet 30 is bent along the middle part, so that a second assembly gap 34 is reserved between the bent planes of the conductive sheet 30; the conducting strip 30 is inserted into the first assembling gap 24 through the end corresponding to the tooth-shaped structure 31, the number of teeth on the tooth-shaped structure 31 corresponds to the number of the wire pressing units 201, the tooth-shaped structure 31 extends into the space between the connecting surface and the wire pressing portion 21, each tooth on the tooth-shaped structure 31 is limited between the two deformation portions 22 corresponding to the wire pressing units 201, and the connecting surface is inserted into the second assembling gap 34, so that the conducting strip 30 and the elastic strip 20 form a structure in mutual hooking and matching.

[ example 2 ]

Referring to fig. 6 to 10, a plurality of wire pressing units 201 on the resilient plate 20 are arranged, the plurality of wire pressing units 201 are arranged in a double-row arrangement structure, a vertical connection structure is arranged between two rows of wire pressing units 201, each row of wire pressing units 201 is arranged in a horizontal connection structure, the third bending angle 223 of the deformation portion 22 is bent to form a vertical connection surface, and two vertically adjacent wire pressing units 201 are combined through the vertical connection surface, so that a third assembly gap 25 is left between planes of the adjacent two wire pressing units 201 after the third bending angles 223 of the deformation portions 22 are bent; the vertical connecting surfaces of the two deformation parts 22 respectively positioned beside the two sides of the line pressing part 21 respectively extend to one side of the line pressing part 21 to form an arc convex part, and each arc convex part is bent inwards to form a supporting surface 26 of the bent inner angle of the conducting strip 30; the conducting strip 30 is bent along the middle part, a fourth assembly gap 35 matched with the supporting surface 26 is reserved between the bending planes of the conducting strip 30, the two ends of the conducting strip 30 are positioned at the same side after bending, and the dentate structures 31 are formed at the two ends of the conducting strip 30; the two ends of the conducting strip 30 are inserted into the third assembling gap 25, and the two ends of the conducting strip 30 respectively abut against the third bending corner 223 of the two adjacent line pressing units 201, wherein the number of teeth on the tooth-shaped structure 31 corresponds to the number of the line pressing units 201, the tooth-shaped structure 31 extends into the space between the two adjacent line pressing parts 21, each tooth on the tooth-shaped structure 31 is limited between two perpendicular connecting surfaces of the two adjacent line pressing units 201, meanwhile, the supporting surface 26 extends into the fourth assembling gap 35, and the supporting surface 26 abuts against the inner corner surface of the conducting strip 30.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (20)

1. A self-coupling wire connector adopting a mode of bending compression and bending a conducting plate is characterized by comprising a main body, an elastic sheet and a conducting plate, wherein a coupling space for accommodating the elastic sheet and the conducting plate is arranged in the main body, a wire inserting hole penetrating through the coupling space is formed in the main body, the elastic sheet and the conducting plate are assembled in the coupling space, and the elastic sheet and the conducting plate are kept in a self-coupling state through the coupling space; wherein:

the elastic sheet is provided with one or more wire pressing units, each wire pressing unit comprises a wire pressing part in the middle and two deformation parts respectively positioned on two sides of the wire pressing part, the wire pressing part and the deformation parts are integrally formed through the upper parts, the deformation parts are leaned against the coupling space and correspond to two sides of the wire inserting holes, and the lower parts of the wire pressing parts move among the wire inserting holes; when the line pressing units are arranged in a plurality, tearing structures for avoiding mutual interference are arranged among the line pressing units;

the conducting strip is designed to be a bending structure which is lower than the deformation part, a dentate structure which penetrates between the two deformation parts is formed at the end part of the conducting strip which is lower than the deformation part, and the dentate structure goes deep into the wire inserting hole, so that a coupling gap for clamping a wire end is formed between the dentate structure and the wire pressing part in a matching way.

2. The self-coupling wire connector adopting the manner of bending to press and bend the conductive sheet as claimed in claim 1, wherein the deformation portion is provided with a first upper bending angle, a second middle bending angle and a third lower bending angle, and the first bending angle, the second bending angle and the third bending angle together form the deformation portion of the wavy structure.

3. The self-coupling wire connector using bending compression and bending conductive sheet according to claim 2, wherein when a plurality of wire pressing units are provided, the connection between the wire pressing units is a horizontal connection or a vertical connection.

4. The self-coupling wire connector adopting the manner of conducting strip bending and compressing as claimed in claim 3, wherein under the condition of horizontal connection of the wire pressing units, adjacent wire pressing units are connected in a plane by the deformation part located at the lower part of the second bending angle to form a spring piece of a horizontal connection structure, and the deformation parts located at the upper part of the second bending angle between the adjacent wire pressing units are separated from each other to avoid mutual interference among the wire pressing units; a first assembly gap is reserved between the planes of the elastic sheets after the elastic sheets are bent at the third bending angles of the deformation parts, and the elastic sheets are used for installing the conductive sheets.

5. The self-coupling wire connector adopting conducting strip bending and pressing as claimed in claim 3, wherein the strain section located above the third bending angle is formed with a connecting surface for integrally connecting the strain sections of the wire pressing units, and the connecting surface is spaced from the wire pressing section.

6. The self-coupling wire connector as claimed in claim 3, wherein the wire pressing unit is horizontally connected, the conductive plate is bent along the middle portion, a second assembly gap is formed between the bent surfaces of the conductive plate for mounting the spring plate, the two ends of the bent conductive plate are located on the same side, and the tooth-shaped structure is formed at one end of the conductive plate.

7. The self-coupling wire connector adopting the bending compression and conductive sheet manner as claimed in claim 3, wherein under the condition that the wire pressing units are horizontally connected, the adjacent wire pressing units are in plane connection through the deformation parts located at the lower part of the second bending angle to form a spring sheet of a horizontal connection structure, and the deformation parts located at the upper part of the second bending angle between the adjacent wire pressing units are separated from each other to avoid mutual interference among the plurality of wire pressing units; a first assembly gap is reserved between planes of the elastic sheet after the elastic sheet is bent at the third bending angle of each deformation part, and the first assembly gap is used for installing the conductive sheet; the deformation part above the third bending angle is formed with a connecting surface for integrally connecting the deformation parts of the line pressing units, and a separated distance is formed between the connecting surface and the line pressing part; the conducting plate is bent along the middle part, a second assembly gap is reserved between the bending planes of the conducting plate and used for installing the elastic sheet, the two ends of the bent conducting plate are positioned on the same side, and the tooth-shaped structure is formed at one end of the conducting plate;

the conducting strip inserts first assembly gap through the one end that has dentate structure correspondingly, and the tooth number on the dentate structure is corresponding with the number of line ball unit, and dentate structure gos deep into the interval of separating between connection face and the line ball portion, restricts every tooth on the dentate structure between two deformation portions that correspond its line ball unit, and the connection face inserts in the second assembly gap, makes to constitute mutual hook joint complex structure between conducting strip and the shell fragment.

8. The self-coupling wire connector adopting the manner of pressing and bending the conductive strip by bending as claimed in claim 3, wherein under the condition that the wire pressing units are vertically connected, the third bending angle of the deformation portion is bent to form a vertical connecting surface, and two vertically adjacent wire pressing units are combined through the vertical connecting surface to form a spring strip of a vertical connecting structure, so that a third assembling gap is left between the planes of the bent third bending angles of the deformation portions of two adjacent wire pressing units, and the wire pressing portions of two adjacent wire pressing units have a separation distance therebetween for mounting the conductive strip.

9. The self-coupling wire connector adopting the manner of bending to press and bend the conducting strip according to claim 3, wherein when the wire pressing unit is vertically connected, the vertical connecting surfaces of the two deformation portions respectively located beside the two sides of the wire pressing portion respectively extend an arc protruding portion towards one side of the wire pressing portion, and each arc protruding portion is bent inwards to form a supporting surface of the bending inner angle of the conducting strip.

10. The self-coupling wire connector as claimed in claim 3, wherein the wire pressing unit is vertically connected, the conductive plate is bent along the middle portion, a fourth gap is formed between the bent surfaces of the conductive plate and the supporting surface, the two ends of the bent conductive plate are located on the same side, and the tooth-like structure is formed on the two ends of the conductive plate.

11. The self-coupling wire connector adopting the manner of bending to press and bend the conducting strip according to claim 3, wherein under the condition that the wire pressing units are vertically connected, the third bending angle of the deformation portion is bent to form a vertical connecting surface, and two vertically adjacent wire pressing units are combined through the vertical connecting surface to form a spring piece with a vertical connecting structure, so that a third assembling gap is left between the planes of the bent third bending angles of the deformation portions of two adjacent wire pressing units, and the wire pressing portions of two adjacent wire pressing units have a separated distance for installing the conducting strip; the vertical connecting surfaces of the two deformation parts respectively positioned beside the two sides of the line pressing part respectively extend to one side of the line pressing part to form an arc protruding part, and each arc protruding part is bent inwards to jointly form a supporting surface of the bent inner angle of the conducting strip; the conducting plate is bent along the middle part, a fourth assembly gap matched with the supporting surface is reserved between the bent planes of the conducting plate, the two ends of the conducting plate are positioned on the same side after bending, and the tooth-shaped structures are formed at the two ends of the conducting plate;

the two ends of the conducting strip are inserted into the third assembling gap, and the two ends of the conducting strip respectively abut against the third bending angles of the two adjacent line pressing units, wherein the number of teeth on the tooth-shaped structure corresponds to the number of the line pressing units, the tooth-shaped structure extends into the space between the two adjacent line pressing parts, each tooth on the tooth-shaped structure is limited between two perpendicular connecting surfaces of the two adjacent line pressing units, meanwhile, the supporting surface extends into the fourth assembling gap, and the supporting surface abuts against the inner corner surface of the conducting strip.

12. A self-coupling wire connector adopting a bending compression and bending conductive sheet manner according to any one of claims 1 to 11, wherein the main body comprises a housing and an inner plug inserted into the housing, a coupling space is correspondingly formed between the housing and the inner plug, and the wire insertion hole penetrates through the inner plug and extends into the housing.

13. The self-coupling wire connector adopting the manner of bending and pressing and bending the conducting strip according to claim 12, wherein the housing is of a one-way open structure, and a clamping groove is formed on the side wall of the housing.

14. The self-coupling wire connector adopting conducting strip bending and pressing as claimed in claim 12, wherein the inner plug has a side wall formed with a locking block, and is divided into two parts, one part is a wide structure and the other part is a narrow structure.

15. The self-coupling wire connector adopting the bending compression and bending conductive sheet manner as claimed in claim 12, wherein the housing is of a one-way open structure, and a clamping groove is formed on a side wall of the housing; the interior stopper divide into two parts structure, and one part is wide body structure, and another part is narrow body structure, has seted up the fixture block on the lateral wall of interior stopper narrow body structure including, and the narrow body structure of interior stopper is deepened inside the shell for the position of restriction shell fragment and conducting strip, the frame of wide body structure cooperation shell for the distance that the restriction narrow body structure is deepened, and carry out the joint through fixture block and draw-in groove and fix, prevent that interior stopper from droing.

16. A self-coupling wire connector using bending compression and bending conductive sheets according to claim 12, wherein the wire insertion hole has guide positioning holes corresponding to the housing portions, the guide positioning holes being communicated with the coupling space, the number of the guide positioning holes being set according to the number of the wire pressing units, the guide positioning holes having first spacing structures therebetween, the first spacing structures spacing the guide positioning holes from each other so that the plurality of guide positioning holes constitute a structure for limiting a swing range of the wire therein.

17. The self-coupling wire connector adopting the manner of bending to press and bend the conducting strip according to claim 12, wherein the wire insertion hole has a square wire hole corresponding to the inner plug portion, the square wire hole is a through structure, the square wire hole is communicated with the coupling space, the number of the square wire holes is set according to the number of the wire pressing units, a second isolation structure is arranged between each square wire hole, and each square wire hole is separated from each other by the second isolation structure.

18. A self-coupling wire connector according to any one of claims 2-11, wherein the body includes a housing and an inner plug inserted into the housing, a coupling space is formed between the housing and the inner plug, a wire insertion hole extends through the inner plug and extends into the housing, the wire insertion hole has a guiding positioning hole corresponding to the housing portion, the wire insertion hole has a square wire guiding hole corresponding to the inner plug, the guiding positioning hole and the guiding positioning hole are both connected to the coupling space, the guiding positioning hole and the guiding positioning hole correspond to each other, a first wavy structure matching the shape of the spring piece is designed on the edge of the guiding positioning hole in the housing, and the first wavy structure corresponds to the first bending angle, the second bending angle and the third bending angle of the deformation portion of each of the pressing wire units of the spring piece.

19. The self-coupling wire connector according to any one of claims 2-11, wherein the body includes a housing and an inner plug inserted into the housing, a coupling space is formed between the housing and the inner plug, a wire insertion hole extends through the inner plug and extends into the housing, the wire insertion hole has a guiding positioning hole corresponding to the housing portion, the wire insertion hole has a square wire guiding hole corresponding to the inner plug, the guiding positioning hole and the guiding positioning hole are both connected to the coupling space, the guiding positioning hole and the guiding positioning hole correspond to each other, a second wavy structure matching the shapes of the spring plate and the conductive plate is designed on the portion of the inner plug extending into the housing, the second wavy structure corresponds to the first bending angle, the second bending angle and the third bending angle of the deformation portion of each of the spring plate, and the second wavy structure also corresponds to the bending structure.

20. The self-coupling wire connector adopting the bending compression and bending conductive sheet manner as claimed in any one of claims 2 to 11, wherein the main body comprises a housing and an inner plug inserted into the housing, a first wavy structure matching the shape of the spring sheet is designed at the edge corresponding to the guiding positioning hole in the housing, a second wavy structure matching the shape of the spring sheet and the conductive sheet is designed at the part of the inner plug extending into the housing, and a coupling space for accommodating the spring sheet and the conductive sheet is formed between the first wavy structure and the second wavy structure.

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