CN216563631U - Contact piece and high-current coupler using same - Google Patents

Abstract

The utility model provides a contact piece which comprises a main body, wherein side lugs are arranged on two sides of the main body, the two side lugs are bent oppositely, a clamping groove is formed between the two side lugs, elastic parts are arranged on the back of the two side lugs, and the elastic parts are used for matching with the inner wall of a coupler to enable the side lugs to reset oppositely. Aiming at the defects of the prior art, the utility model provides the contact piece which is simple in structure, strong in applicability and long in service life. In addition, a high-current coupler is provided based on the contact piece, and installation and use of the contact piece are facilitated.

Description

Contact piece and high-current coupler using same

Technical Field

The utility model relates to a high-current coupler and a contact piece thereof.

Background

The large current coupler is a coupler adopted when aiming at small household appliances needing larger current, such as an electric baking tray, an electric chafing dish and the like, wherein an electric connection part is generally arranged at the peripheral wall of the lower end of the common small household appliance in the market, one end of the large current coupler is connected with a power supply, the other end of the large current coupler is provided with two electric sockets and a metal column, the two electric sockets are respectively provided with L, N two-pole corresponding contact pieces, the metal column is inserted into the electric connection part and is abutted against a metal chassis of the small household appliance to achieve the functions of induction and grounding, the electric connection columns of the heating tubes on the electric connection parts of the two electric sockets and the small household appliance are inserted and matched to form the connection and the energization of the conducting pieces and the electric connection columns, and the large current coupler with the structure needs to form interference fit in order to ensure the stability of the connection, so that the insertion and the extraction are more labor-consuming, and there is certain potential safety hazard, for this reason, this kind of small household electrical appliance, have appeared a kind divided into body and base, connect the power by the base, and integrate the great current coupler on the base, the great current coupler includes the body, there are openings on the body, the said opening includes lying in the horizontal extension section that the upper end of body extends horizontally and lying in the longitudinal extension section of the sidewall department of body, when using, place the body on the base longitudinally, the electric connection post corresponding to the heating tube on the body enters the body through the horizontal extension section, and slide to form the electric connection and cooperate with contact chip in the body through the longitudinal extension section, there are side ears extending towards both sides direction on the contact chip, there are recesses on both side ears, two side ears are buckled to the interval and formed and sent the entry, and the recessed part of two side ears forms the grip hole, the electric connection post enters the grip hole department through the opening, utilize the shape and the elastic deformation of contact piece depressed part to become spacing and centre gripping to the electric connection post, but the structure of prior art heavy current coupler contact piece, its profile shape matching degree to contact piece depressed part and electric connection post requires highly, has influenced the degree of difficulty of processing and the suitability of finished product coupler on the one hand, and on the other hand, in the use, there is wearing and tearing, the deformation of colliding with in the difficult exemption, leads to both bad contact's condition to take place easily.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the contact piece which is simple in structure, strong in applicability and long in service life.

In addition, a high-current coupler is provided based on the contact piece, and installation and use of the contact piece are facilitated.

In order to achieve the purpose, the utility model provides a contact piece which comprises a main body, wherein side lugs are arranged on two sides of the main body, the two side lugs are bent oppositely, a clamping groove is formed between the two side lugs, elastic parts are arranged on the opposite positions of the two side lugs, and the elastic parts are used for matching with the inner wall of a coupler to enable the side lugs to reset oppositely.

The technical scheme has the advantages that: through the position setting that two side ears are to the back of the body be used for with coupler inner wall complex elastic component to utilize the elastic force of elastic component to make two side ears reset in opposite directions, make the side ear elasticity support tightly on the electric connection post, structure, shape are comparatively simple, and the processing degree of difficulty is little, even take place wearing and tearing, deformation in the use, also can guarantee through elastic component that the side ear supports tightly on the electric connection post, stability is stronger.

The utility model may further be arranged to: the side ear on seted up the installing port, elasticity portion including slope section and butt section, the installing port inner wall and butt section are connected respectively to the both ends of slope section, and the slope section respectively with installing port inner wall, butt section between be formed with two opposite direction's kink respectively.

Through further setting up, connect the kink of slope section and installing port inner wall for the slope section can extend towards the direction of keeping away from place side ear, constitutes the butt cooperation of elasticity portion and coupler inner wall, and connects the kink of slope section and butt section, then can make the reverse buckling of butt section, makes the partial area of butt great between butt section and the coupler inner wall, non-deformable, and can avoid the inner wall of fish tail coupler.

The utility model may further be arranged to: the two side ears are arranged in parallel/far towards the extending direction.

Through further setting up, two side ears are the setting of being parallel/gradually far away towards extending direction, and the getting of electrical connection post is difficult for colliding with between the side ear when the structure is simpler, and the stability of being connected between side ear and the electrical connection post, then is guaranteed by the elastic component that makes two side ears reset in opposite directions.

The utility model may further be arranged to: the two side ears are arranged at one end of the main body, and the other end of the main body is provided with a wire clamping port.

Through further setting, consider that this kind of contact piece is direct mount in the base of small household electrical appliances, the outside environment is comparatively stable, consequently directly will press from both sides the line mouth and set up the other end department at the main part, reduces the cost and the link of processing.

Based on the contact piece, the utility model also provides a high-current coupler adopting the contact piece, which comprises the contact piece and a mounting groove for accommodating the contact piece, wherein the mounting groove comprises two side walls which are arranged in parallel, and the two side walls are respectively matched with the two elastic parts in an elastic abutting mode.

Through further setting up, supply the contact holding by the mounting groove to set up parallel both sides wall and elastic component cooperation butt in the mounting groove, the installation and the use of the contact piece of being convenient for.

The utility model may further be arranged to: mounting groove length direction's one end department is provided with spacing limit, spacing limit is extended towards the mounting groove other end direction and is formed with the grafting post, be provided with arc connecting portion between main part and two side ears, two arc connecting portions extend the setting towards the side ear direction asymptotically.

Through further setting up, when the butt is spacing between spacing limit and the main part, spacing edge plug post is inserted and is established between two side ears, and the setting of arc connecting portion between main part and two side ears, and two arc connecting portion are towards the side ear direction asymptotically, make to form a space that slightly is wider than the centre gripping groove in the main part, in order to supply the cooperation of plug post, avoid the contact piece to connect the post plug in-process at the electricity, relative mounting groove position takes place the displacement, stability when guaranteeing coupler and contact piece use.

The utility model may further be arranged to: two lateral walls on all be provided with the fixture block, two fixture block settings extend in opposite directions in the other end department of mounting groove, two fixture block one end in opposite directions is formed with binding face and the spigot surface that is connected, binding face be used for with the main part setting of laminating mutually, and the laminating personally submits L shape setting, two spigot surfaces set up towards binding face direction slope gradually.

Through further setting up, extend the one end of contact piece in the mounting groove, make the cooperation of pegging graft of grafting post and the space that constitutes by two house type portions, at this moment, the other end of contact piece is located the top department of two fixture blocks, later to the contact application of force, makes the leading-in to binding face department of contact piece cooperation spigot surface, constitutes the spacing of butt joint contact piece length direction by fixture block and side ear, spacing limit and main part.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view of portion a of FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a perspective view of a contact plate in an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a mounting groove in an embodiment of the present invention;

FIG. 5 is a cross-sectional view taken at A-A of FIG. 4 in accordance with an embodiment of the present invention;

wherein: a contact piece 1; a main body 11; a lateral ear 12; an elastic portion 121; an inclined section 1211; an abutment section 1212; a bent portion 1213; a mounting opening 122; an opening 123; a holding groove 13; a wire clamping port 14; an arc-shaped connecting portion 15; a mounting groove 2; a side wall 21; a latch 211; the abutment surface 2111; a guide surface 2112; a limiting edge 22; the posts 221 are inserted.

Detailed Description

An embodiment of a contact strip and a high current coupler using the same of the present invention is shown in fig. 1 to 5: including contact piece 1 and the mounting groove 2 that supplies contact piece 1 holding, contact piece 1 including main part 11, the both sides department of main part 11 all is provided with side ear 12, two side ears 12 are buckled in opposite directions and are formed with centre gripping groove 13 between the two, two side ears 12 department of carrying on the back mutually all is provided with elastic component 121, mounting groove 2 including two lateral walls 21 of parallel arrangement, two elastic component 121 elasticity butt respectively on two lateral walls 21 to form two elastic component 121 and make two elastic component 12 elastic force that reset in opposite directions. The side ear 12 is provided with a mounting opening 122, the elastic portion 121 includes an inclined section 1211 and an abutting section 1212, two ends of the inclined section 1211 are respectively connected to an inner wall of the mounting opening 122 and the abutting section 1212, and two bending portions 1213 with opposite directions are respectively formed between the inclined section 1211 and the inner wall of the mounting opening 122 and between the abutting section 1212. In the present embodiment, the two bent portions 1213 are bent in opposite directions and at the same angle, so that the abutting portion 1212 is parallel to the side ears 12, and the elastic portion 121 is formed by bending the portion of the side ears 12 that is disconnected when the mounting opening 122 is cut. The two side ears 12 are arranged in parallel. In this embodiment, the end portions of the two side ears extend obliquely in the gradually distant direction and are formed with openings 123 for facilitating the introduction of the electrical connection posts into the holding grooves 13. The two side ears 12 are arranged at one end of the main body 11, and the other end of the main body 11 is provided with a wire clamping port 14. The utility model discloses a mounting groove 2, including mounting groove 2 length direction's one end department be provided with spacing limit 22, spacing limit 22 extends towards mounting groove 2 other end direction and is formed with grafting post 221, be provided with arc connecting portion 15 between main part 11 and two side ears 12, two arc connecting portion 15 are towards the setting of extending gradually of side ear 12 direction. In this embodiment, the main body 11 be long slice form, two lateral walls 21 on all be provided with fixture block 211, two fixture block 211 set up in the other end department of mounting groove 2 and extend in opposite directions, two fixture block 211 one end in opposite directions is formed with laminating surface 2111 and guide surface 2112 that are connected, laminating surface 2111 be used for with main body 11 laminating setting mutually, and laminating surface 2111 is the setting of L shape, two guide surfaces 2112 towards laminating surface 2111 direction slope setting gradually.

The above example is only one of the preferred embodiments of the present invention, and general changes and substitutions by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.

Claims (7)

1. A contact sheet, characterized by: including the main part, the both sides department of main part all is provided with the side ear, and two side ears are buckled in opposite directions and are formed with the centre gripping groove between the two, and two side ears department of mutually backing mutually all is provided with the elastic component, the elastic component be used for cooperating the coupler inner wall to make the side ear reset in opposite directions.

2. The contact sheet of claim 1, wherein: the side ear on seted up the installing port, elasticity portion including slope section and butt section, installing port inner wall and butt section are connected respectively to the both ends of slope section, and the slope section respectively with installing port inner wall, butt section between be formed with two opposite direction's kink respectively.

3. The contact sheet according to claim 1 or 2, wherein: the two side ears are arranged in parallel/far towards the extending direction.

4. The contact sheet according to claim 1 or 2, wherein: the two side ears are arranged at one end of the main body, and the other end of the main body is provided with a wire clamping port.

5. A high current coupler based on the contact sheet of any one of claims 1 to 4, characterized in that: the installation groove comprises a contact piece and an installation groove for accommodating the contact piece, wherein the installation groove comprises two side walls which are arranged in parallel, and the two side walls are respectively matched with the two elastic parts in an elastic abutting mode.

6. The high current coupler of claim 5, wherein: mounting groove length direction's one end department is provided with spacing limit, spacing limit is extended towards the mounting groove other end direction and is formed with the grafting post, be provided with arc connecting portion between main part and two side ears, two arc connecting portions extend the setting towards the side ear direction asymptotically.

7. The high current coupler of claim 6, wherein: two lateral walls on all be provided with the fixture block, two fixture block settings extend in opposite directions in the other end department of mounting groove, two fixture block one end in opposite directions is formed with binding face and the spigot surface that is connected, binding face be used for with the main part setting of laminating mutually, and the laminating personally submits L shape setting, two spigot surfaces set up towards binding face direction slope gradually.

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