CN218182512U - Novel conductive contact device - Google Patents

Abstract

The utility model discloses a novel conductive contact device, which comprises a shell, a conductive base, a clamping piece electrically connected with the conductive base and a plurality of conductive mechanisms, wherein one end of the conductive base is inserted into the shell and is electrically connected with a cable; the clamping piece comprises a connecting part and two clamping parts which are arranged on two sides of the connecting part and are oppositely arranged, and the clamping parts are connected with the conductive base; one end of the clamping part, which is far away from the clamping part, is provided with a plurality of strip-shaped gaps, and the strip-shaped gaps are arranged along the length direction of the clamping part so as to divide the clamping part into a plurality of clamping pieces; the conductive mechanism is arranged corresponding to the clamping pieces and comprises carbon brush pieces and elastic assemblies, the elastic assemblies are arranged on the clamping pieces, the elastic assemblies can apply elastic force to the carbon brush pieces to enable the carbon brush pieces to protrude out of the surfaces, opposite to the two clamping pieces, of the two clamping pieces, and the carbon brush pieces are electrically connected with the clamping pieces. The utility model discloses technical scheme can improve convenience and the stability of electric connection device when connecting.

Description

Novel conductive contact device

Technical Field

The utility model relates to a battery charging outfit technical field, in particular to novel conductive contact device.

Background

In the field of automatic charging, electrical connection devices play a crucial role in the overall charging system. In the current technical scheme, or because rigidity is too strong, the correct connection can be realized only with higher precision, the posture is difficult to adjust, or because flexibility is too large, the connection quality is not high, and the damage such as arcing and the like when equipment shakes and turbulences is difficult to deal with. Therefore, how to improve the convenience and stability of the electrical connection device during connection becomes an urgent technical problem to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem in the above-mentioned technique at least to a certain extent. Therefore, an object of the present invention is to provide a novel conductive contact device to improve the convenience and stability of the electrical connection device during connection.

In order to achieve the above object, an embodiment of the present invention provides a novel conductive contact device, which includes:

a housing;

one end of the conductive base is inserted into the shell and is electrically connected with a cable;

the clamping piece is electrically connected with the conductive base and comprises a connecting part and two clamping parts which are arranged on two sides of the connecting part and are oppositely arranged, and the clamping parts are connected with the conductive base; one end of the clamping part, which is far away from the clamping part, is provided with a plurality of strip-shaped gaps, and the strip-shaped gaps are arranged along the length direction of the clamping part so as to divide the clamping part into a plurality of clamping pieces;

the carbon brush piece comprises a plurality of conductive mechanisms, the conductive mechanisms are arranged corresponding to the clamping pieces, each conductive mechanism comprises a carbon brush piece and an elastic assembly, the elastic assemblies are arranged on the clamping pieces, the elastic assemblies can apply elastic force to the carbon brush pieces to enable the carbon brush pieces to protrude out of the two surfaces opposite to the clamping pieces, and the carbon brush pieces are electrically connected with the clamping pieces.

According to the utility model discloses novel electrically conductive contact device, a plurality of centre gripping pieces are cut apart into to the clamping part of holder, and a plurality of centre gripping pieces are relatively independent, and every centre gripping piece corresponds an electrically conductive mechanism, and elastic component among the electrically conductive mechanism can apply elastic force to the carbon brush piece to make carbon brush piece protrusion in two relative surfaces of holder, in order to contact with the copper of socket. Therefore, even if a single clamping piece is not attached to the copper plate or has a fault, other clamping pieces can keep a certain independence, the sufficient current carrying area is guaranteed to bear current flux, the establishment of a current path is realized, and the convenience of connection is improved.

And the elastic component can continuously apply elastic force to the carbon brush sheet so as to keep the carbon brush sheet and the copper plate attached, thereby avoiding local heating caused by insufficient current carrying area and current flux due to change of surface contact caused by error posture into line contact or point contact under the condition of integral power connection, and ensuring the stability and safety of connection.

In addition, according to the present invention, the novel conductive contact device can further have the following additional technical features:

optionally, a through hole is formed in the clamping piece, the elastic assembly comprises a baffle and an elastic piece, the baffle is arranged on the outer side of the clamping piece, one end of the elastic piece is connected with the baffle, the other end of the elastic piece is connected with the carbon brush piece, and the elastic piece can apply elastic force to the carbon brush piece to enable the carbon brush piece to protrude out of the inner side of the clamping piece through the through hole.

Optionally, two sides of the baffle are connected with the clamping piece through fixing columns, and limiting parts are arranged on the other two sides of the baffle to limit the moving space of the carbon brush piece.

Optionally, the elastic member is a wave spring.

Optionally, a limit groove is formed in the conductive base along the vertical direction, and the connecting portion is detachably connected to the bottom surface of the limit groove.

Optionally, the distance between the opposite ends of the clamping pieces away from the conductive base gradually increases in the direction away from the conductive base.

Optionally, the clamping device further comprises an insulating sheath, and the insulating sheath covers the outer sides of the conductive base, the clamping piece and the conductive mechanism.

Optionally, a parallel link is connected to a side of the housing away from the conductive base.

Drawings

Fig. 1 is a schematic structural view of a novel conductive contact device according to an embodiment of the present invention;

FIG. 2 isbase:Sub>A schematic cross-sectional view taken along the line A-A of FIG. 1;

fig. 3 is a schematic view of the novel conductive contact device without an insulating sheath according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a clamping member of the novel conductive contact device according to an embodiment of the present invention.

Description of reference numerals: a housing 100; a cable 110; a conductive base 200; a holder 300; a connecting portion 310; a clamping portion 320; a bar-shaped notch 321; a clamping piece 322; through hole 322-A; a conductive mechanism 400; a carbon brush sheet 410; a resilient member 420; an insulating sheath 500; parallel links 600.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The utility model discloses because a plurality of centre gripping pieces are cut apart into to the clamping part of holder, a plurality of centre gripping pieces are relatively independent, and every centre gripping piece corresponds a conductive mechanism, and elastic component among the conductive mechanism can apply elastic force to the carbon brush piece to make carbon brush piece protrusion in two surfaces that the holder is relative, contact with the copper of socket. Therefore, even if a single clamping piece is not attached to the copper plate or has a fault, other clamping pieces can keep a certain independence, and a sufficient current carrying area is guaranteed to bear current flux, so that a current path is established, and the convenience of connection is improved.

And the elastic component can continuously apply elastic force to the carbon brush sheet so as to keep the carbon brush sheet and the copper plate attached, thereby avoiding the phenomenon that the surface contact caused by the error posture is changed into the line contact or the local heating caused by insufficient current carrying area and current circulation caused by point contact under the condition of integral power connection, and ensuring the stability and the safety of connection. .

In order to better understand the above technical solution, exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

In order to better understand the technical scheme, the technical scheme is described in detail in the following with the accompanying drawings and the specific embodiment.

Referring to fig. 1 to 4, according to an embodiment of the present invention, a novel conductive contact device is provided, which includes a housing 100, a conductive base 200, a clamping member 300 electrically connected to the conductive base 200, and a plurality of conductive mechanisms 400.

Specifically, the housing 100 may be made of an insulating material to ensure the safety of the circuit. The conductive base 200 is inserted into the housing 100 at one end thereof to be electrically connected to the cable 110, and the conductive base 200 may be made of a metal material, such as copper. The other end of the conductive base 200 is connected to the holder 300. The clamping member 300 includes a connecting portion 310 and two clamping portions 320 disposed on two sides of the connecting portion 310 and opposite to each other, so that the cross section of the clamping member 300 is U-shaped.

The connecting portion 310 is connected to the conductive base 200, and the two clamping portions 320 extend in a direction away from the conductive base 200. A plurality of bar notches 321 are formed at one end of each clamping portion 320, which is far away from the clamping portion 320, and the bar notches 321 are arranged along the length direction of the clamping portion 320 and are parallel to each other. Thus, the provision of the plurality of strip-shaped notches 321 makes it possible to divide the clamping portion 320 into a plurality of relatively independent clamping pieces 322, each clamping piece 322 extending in the longitudinal direction of the clamping portion 320. In an example, three strip notches 321 are formed in each clamping portion 320, so that one clamping portion 320 can be divided into four clamping pieces 322, and the strength of the clamping pieces 322 is ensured, and the connection stability is also ensured.

Each conductive mechanism 400 is disposed corresponding to the clamping piece 322, i.e., each clamping piece 322 is disposed with one conductive mechanism 400. Specifically, the conductive mechanism 400 includes a carbon brush piece 410 and an elastic component 420, the elastic component 420 is disposed on the clamping piece 322, the elastic component 420 abuts against the carbon brush piece 410, and the elastic component 420 can apply an elastic force to the carbon brush piece 410 so that the carbon brush piece 410 protrudes out of the opposite surfaces of the two clamping members 300. Thereby, the carbon brush pieces 410 disposed on the clamping pieces 322 at both sides can be brought close to each other by the respective elastic members 420.

Furthermore, the clamping member 300 may be integrally formed by a metal material, so that the clamping member 300 and the conductive base 200 may be electrically connected, and the carbon brush sheet 410 and the clamping member 300 may also be electrically connected, so that current may flow between the carbon brush sheet 410, the clamping member 300, the conductive base 200, and the cable 110.

In the in-service use process, electrically conductive contact means can regard as the plug, the socket matched with it can be provided with a copper, this copper can insert between two holding pieces 322, carbon brush piece 410 is under elastic component 420's effect, can closely laminate this copper, even under the condition that single carbon brush piece 410 has contact failure, sufficient current-carrying area also can be guaranteed to surplus carbon brush piece 410 in order to bear the weight of the electric current flux, guarantee the establishment of electric current route, also can avoid simultaneously wholly connect the local heating that the surface contact that arouses because the wrong gesture becomes the current-carrying area that line contact or point contact arouse and electric current flux are not enough to arouse under the circumstances, the stability and the security of connection have been guaranteed.

In some embodiments, the clamping piece 322 may have a through hole 322-a formed therein, the through hole 322-a having a shape matching the carbon brush piece 410, and the elastic assembly 420 includes a baffle disposed on an outer side of the clamping piece 322 and an elastic member disposed between the baffle and the clamping piece 322, specifically, one end of the elastic member is connected to the baffle and the other end is connected to the carbon brush piece 410, and the elastic member is capable of applying an elastic force to the carbon brush piece 410 so that the carbon brush piece 410 protrudes out of the inner side of the clamping member 300 through the through hole 322-a. Therefore, the occupied space of the conductive mechanism 400 can be reduced, and the compactness of the structure is ensured.

In one embodiment, the surface of the carbon brush sheet 410 contacting the elastic member is connected with a wire, and the wire is connected with the holder 300 through the elastic member and the baffle in sequence, so as to electrically connect the carbon brush sheet 410 with the holder 300. Therefore, the electric wire does not influence the normal work of the elastic piece, meanwhile, the connection quality of the electric wire can be guaranteed, and the influence on connection due to compression of the elastic piece is avoided. Furthermore, the elastic part can be a wave spring which has the advantages of small volume, uniform elasticity and constant elasticity in a small range, can provide positive pressure (36N-48N) required by proper connection, does not generate serious abrasion loss due to deviation deflection, prolongs the service life of the device and reduces the maintenance cost.

In an embodiment, two sides of the baffle are connected to the clamping sheet 322 through fixing posts, specifically, the fixing posts are disposed on the clamping sheet 322, the fixing posts may be nut posts, and the baffle is fixed to nuts through bolts, so as to ensure connection stability. And, the other both sides of baffle are provided with spacing portion, and this spacing portion extends towards clamping piece 322. Therefore, the fixed columns and the limiting parts on the periphery can limit the moving space of the carbon brush piece 410, so that a certain moving space of the carbon brush piece 410 is met, the carbon brush piece 410 can be matched with the insertion position of the copper plate or certain offset generated by friction of the copper plate and the copper plate, the carbon brush piece 410 can be prevented from being inclined greatly, and the service life of the conductive mechanism 400 is prolonged.

In some embodiments of the present invention, the conductive base 200 has a limiting groove formed along the vertical direction, the connecting portion 310 is detachably connected to the bottom surface of the limiting groove, the side wall of the limiting groove can contact with the outer surface of the connecting portion 310, and thus, the side wall of the limiting groove can limit the position of the clamping member 300, so as to prevent the clamping member 300 from deviating greatly in the horizontal direction.

In some embodiments, the connection portion 310 is detachably connected to the bottom surface of the limiting groove, and particularly, the connection portion 310 may be fixed to the bottom surface of the limiting groove by a bolt, so that the conductive contact device is conveniently detached, repaired and replaced by a separate body, and the maintenance cost of the conductive contact device is reduced.

The utility model discloses an in some embodiments, the interval between the tip that electrically conductive base 200 was kept away from to relative centre gripping piece 322 is crescent along the direction of keeping away from electrically conductive base 200, therefore, the tip that electrically conductive base 200 was kept away from to centre gripping piece 322 can have the guide effect, when carrying out the opposite insertion with the copper, the copper can be under the guide effect of its tip, move in the middle of two centre gripping pieces 322, in order to insert between two centre gripping pieces 322, make also can be smooth opposite insertion when having certain error on the horizontal direction between copper and two centre gripping pieces 322, the convenience of being connected between plug and the socket has been guaranteed.

The utility model discloses an in some embodiments, this conductive contact device still includes insulating sheath 500, and this insulating sheath 500 cladding is in the outside of electrically conductive base 200, holder 300 and electrically conductive mechanism 400, and it should be understood because the form of the open connection that charges automatically, the meeting that is difficult to avoid contacts the rainwater, and this insulating sheath 500's setting can be water proof water guide effectively, has promoted conductive contact device's security greatly, has effectively satisfied the requirement of exposing at outdoor electrically conductive connection.

The utility model discloses an in some embodiments, one side that electrically conductive base 200 was kept away from to casing 100 is connected with parallel connecting rod 600, this parallel connecting rod 600 can be at the reciprocal translation of horizontal direction, therefore, setting through this parallel connecting rod 600, can support electrically conductive contact device to carry out the flat pendulum, to special cases, free flat pendulum under 10 mm's the positioning accuracy, very big promotion pull out the effect of inserting, make whole electrically conductive contact device nimble be not in loose again, there is the restraint also to have the degree of freedom, the emergence of malignant accidents such as "positive negative short circuit" has been avoided, can connect not in place promptly, also produce more incline and lead to the short circuit.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (8)

1. A novel conductive contact device, comprising:

a housing;

one end of the conductive base is inserted into the shell and is electrically connected with the cable;

the clamping piece is electrically connected with the conductive base and comprises a connecting part and two clamping parts which are arranged on two sides of the connecting part and are oppositely arranged, and the clamping parts are connected with the conductive base; one end of the clamping part, which is far away from the clamping part, is provided with a plurality of strip-shaped gaps, and the strip-shaped gaps are arranged along the length direction of the clamping part so as to divide the clamping part into a plurality of clamping pieces;

the carbon brush piece comprises a plurality of conductive mechanisms, the conductive mechanisms are correspondingly arranged with the clamping pieces, the conductive mechanisms comprise carbon brush pieces and elastic assemblies, the elastic assemblies are arranged on the clamping pieces, the elastic assemblies can apply elastic force to the carbon brush pieces to enable the carbon brush pieces to protrude out of the two surfaces, opposite to the clamping pieces, of the clamping pieces, and the carbon brush pieces are electrically connected with the clamping pieces.

2. The apparatus according to claim 1, wherein the clamping piece has a through hole, the elastic assembly includes a baffle and an elastic member, the baffle is disposed outside the clamping piece, one end of the elastic member is connected to the baffle, and the other end of the elastic member is connected to the carbon brush, and the elastic member can apply an elastic force to the carbon brush so that the carbon brush protrudes from the inner side of the clamping piece through the through hole.

3. The device according to claim 2, wherein two sides of the baffle are connected with the clamping piece through fixing columns, and the other two sides of the baffle are provided with limiting parts so as to limit the moving space of the carbon brush piece.

4. The device of claim 2, wherein the elastic member is a wave spring.

5. The device of claim 1, wherein the conductive base is provided with a limiting groove along a vertical direction, and the connecting part is detachably connected to the bottom surface of the limiting groove.

6. The device of claim 1, wherein the spacing between the opposing ends of the gripping tab distal from the conductive base increases in a direction away from the conductive base.

7. The device of any one of claims 1-6, further comprising an insulating sheath that encases the conductive base, the clip, and the conductive mechanism on the outside.

8. The device according to any one of claims 1-6, wherein a parallel linkage is attached to a side of the housing remote from the conductive base, the parallel linkage being reciprocally translatable in a horizontal direction.

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