CN218415090U - Large-current flat arc-shaped contact jack - Google Patents

Abstract

The utility model discloses a high-current flat arc-shaped contact jack, which relates to the field of connector design and comprises a flat plug shell, an arc-shaped contact piece and a male plug-in piece. The upper side of the flat plug shell is formed with a flat jack. The flat socket is U-shaped structure, and the arc-shaped contact piece is a crown-shaped structure. The arc-shaped contact piece is fixedly installed in the flat socket. The gap between the male plug is inserted into the flat socket. The outer side of the lower end of the sheet completes the electrical connection; the beneficial effects are: simple structure, high production efficiency, low cost, and constant contact resistance and temperature rise; multiple specifications can share a set of shell profile molds, and the arc-shaped contact sheet can According to different contact pairs, it is cut into various specifications, taking into account the welding process between the bottom of the arc-shaped contact piece and the flat-socket shell; after the arc-shaped contact piece is assembled with the flat-socket shell, there is a proper gap, which can automatically adjust the insertion force and can be used. It is suitable for oblique insertion of male plugs and larger male plugs, effectively avoiding electrical connection failure.

Description

A High Current Flat Arc Contact Jack

technical field

The utility model relates to the field of connector design, in particular to a large-current flat arc-shaped contact jack.

Background technique

Electronic connectors are also often referred to as circuit connectors, electrical connectors, and bridges two conductors on a circuit so that current or signals can flow from one conductor to another conductor.

The connectors on the market have the following defects:

1. The contact structure in the socket adopts any one of torsion spring, torsion spring, shrapnel, and wire spring to ensure a stable electrical connection after the plug is inserted into the socket. Due to the complex structure of these connectors, It leads to high manufacturing cost and many assembly processes, which reduces the production efficiency of the connector, and the stability of the electrical connection varies greatly, resulting in a large change in temperature rise;

2. The connection structure in the socket adopts fish scale structure. The reeds are assembled by hand, and the inner hole is easy to deform. There is a certain gap in the size matching of the plug inserted into the socket, and the reeds can pass through the large gap. Axial sliding makes the connector unable to achieve constant contact resistance and temperature rise;

3. The jack jacket of the connector is generally made of stamping parts, and there are many stamping wastes, and the contact parts of the electrical connection have poor elasticity.

Utility model content

In order to overcome the disadvantages of the above-mentioned situation, the utility model provides a technical solution capable of solving the above-mentioned problems.

A high-current flat arc-shaped contact jack, including a flat-insert housing, an arc-shaped contact piece, and a male plug-in piece. A flat jack is formed on the upper side of the flat-insert shell. The flat jack has a U-shaped structure and an arc-shaped contact. The blade is in the form of a crown band structure, the arc-shaped contact piece is fixedly installed in the flat socket, the gap between the male plug is inserted into the flat socket, and the arc-shaped contact piece is pressed on the outer side of the lower end of the male plug to complete the electrical connection.

As a further solution of the present invention: both ends of the flat socket are formed with a first anti-off edge, and the two ends of the arc-shaped contact piece are arranged on the inner side of the first anti-off edge.

As a further solution of the present invention: both ends of the arc-shaped contact piece are bent outward to form a second anti-off edge, and the second anti-off edge is arranged one by one on the inner side of the first anti-off edge.

As a further solution of the utility model: the left and right sides of the arc-shaped contact piece are formed with several elastic arms sunken inwards, and the left and right sides of the lower end of the male plug are pressed on the arc by several elastic arms one by one. The electrical connections are made within the contacts.

As a further solution of the utility model: a large-current flat arc-shaped contact jack can be cut into any width.

As a further solution of the utility model: the edges on both sides of the flat socket are formed with chamfered angles, and the male insert is inserted into the flat socket through the two chamfered angles.

As a further solution of the present invention: the bottom of the arc-shaped contact piece is fixedly connected to the bottom side of the flat socket through a welding process.

As a further solution of the utility model: the left and right sides of the arc-shaped contact sheet are installed in the flat socket with gap fit.

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

1. Small size, simple structure, which is conducive to automatic equipment assembly, high efficiency and low cost, and can achieve constant contact resistance and temperature rise;

2. Multiple specifications can share a set of shell profile molds, and the arc-shaped contact piece can be cut into various specifications according to different contact pairs, taking into account the welding process between the bottom of the arc-shaped contact piece and the flat insert shell;

3. The insertion and withdrawal force is small, and the arc-shaped contact piece has a proper gap after being assembled with the flat plug housing, and the insertion and withdrawal force can be automatically adjusted. It is suitable for oblique insertion of male plugs and larger-sized male plugs, effectively Avoid electrical connection failure.

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

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.

Fig. 1 is the structural representation of the utility model;

Figure 2 is a schematic diagram of the front view of the flat plug housing and the arc-shaped contact piece;

Fig. 3 is a schematic diagram of an enlarged structure at A in Fig. 2;

Fig. 4 is a top view structural schematic diagram of the flat plug housing and the arc-shaped contact piece;

Fig. 5 is a structural schematic diagram of the arc-shaped contact piece and the male plug piece.

As shown in the figure: 1. Flat plug shell; 2. Curved contact piece; 3. Male plug piece; 4. Flat socket; 5. The first anti-off edge; 6. The second anti-off edge; 7. Elasticity arm; 8, chamfer.

Detailed ways

The technical solutions of the utility model will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are part of the embodiments of the utility model, but not all of them.

The components of the embodiments of the invention generally described and shown in the figures herein may be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention.

Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, use a specific The azimuth structure and operation, therefore can not be construed as the limitation of the present utility model. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and should not be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless otherwise clearly stipulated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a flexible connection. Detachable connection, or integral connection; it can be mechanical connection or electrical connection; it can be direct connection or indirect connection through an intermediary, and it can be the internal communication of two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model in specific situations.

As shown in Figure 1-5, a large current flat arc-shaped contact jack of the utility model includes a flat plug shell 1, an arc-shaped contact piece 2 and a male plug piece 3, and the upper side of the flat plug shell 1 is formed There is a flat jack 4, the flat jack 4 has a U-shaped structure, the arc-shaped contact piece 2 has a crown structure, the arc-shaped contact piece 2 is fixedly installed in the flat jack 4, and the male plug 3 is inserted into the flat jack with clearance fit 4 setting, the arc-shaped contact piece 2 is pressed on the outer side of the lower end of the male plug piece 3 to complete the electrical connection;

The principle is: after the male plug 3 is inserted into the flat jack 4, the arc-shaped contact piece presses the male plug 3 to complete the electrical connection. Since the flat jack 4 is a U-shaped structure, the male plug 3 is flat when inserted. The socket 4 can be expanded outwards and elastically restored, so that the arc-shaped contact piece 2 can stably press the two sides of the male plug-in piece 3, and the arc-shaped contact piece 2 is a crown structure, and the electrical connection is more stable; the flat plug The hole 4 is simple in structure, and the electrical connection with the male plug 3 is completed by cooperating with the arc-shaped contact piece 2, which has the advantages of high assembly efficiency and low cost, and the arc-shaped contact piece 2 is fixed in the flat socket 4 , the arc-shaped contact piece 2 will not move in the flat socket 4 when the male plug piece 3 is plugged in and out, so as to ensure the stability of the electrical connection and keep the contact resistance and temperature rise constant.

As a further solution of the utility model: both ends in the flat socket 4 are formed with the first anti-off edge 5, and the two ends of the arc contact piece 2 are arranged on the inside of the first anti-off edge 5 one by one; it can prevent The arc-shaped contact piece 2 escapes from the flat socket 4 to ensure the stable installation of the arc-shaped contact piece 2 in the flat socket 4 .

As a further solution of the utility model: both ends of the arc-shaped contact piece 2 are bent outward to form a second anti-off edge 6, and the second anti-off edge 6 is arranged on the inner side of the first anti-off edge 5; The stable installation of the arc-shaped contact piece 2 in the flat socket 4 can be ensured, and the electrical connection between the male plug-in piece 3 and the arc-shaped contact piece 2 is more stable after insertion.

As a further solution of the utility model: the left and right sides of the arc-shaped contact piece 2 are formed with several elastic arms 7 sunken inwards, and the left and right sides of the lower end of the male plug 3 pass through several elastic arms 7 one by one. Pressing in the arc-shaped contact piece 2 completes the electrical connection; it can ensure the stability of the electrical connection.

As a further solution of the utility model: a large current flat arc-shaped contact jack can be cut to any width; it can be cut according to the space of the connector; the male plug 3 and the arc-shaped contact 2 can be cut according to the load The size is determined after the number of contact pairs is cut, which greatly improves the utilization rate of the product, and can realize multi-standard connector products, which are suitable for different occasions.

As a further solution of the utility model: both sides of the flat socket 4 are formed with chamfered angles 8, and the male plug 3 is inserted into the flat socket 4 through two chamfered angles 8; The sheet 3 is inserted into the flat socket 4 .

As a further solution of the utility model: the bottom of the arc-shaped contact piece 2 is fixedly connected to the bottom side of the flat socket 4 through a welding process; it is compatible with laser welding, and the installation of the arc-shaped contact piece 2 in the flat socket 4 is enhanced. Increased stability and increased reliability.

As a further solution of the utility model: the left and right sides of the arc-shaped contact piece 2 are installed in the flat socket 4 with gaps; Adjust the plugging force of the male plug 3 so that the male plug 3 can be inserted obliquely into the arc-shaped contact piece 2 to complete the electrical connection. At the same time, it is applicable to the larger male plug 3, which can effectively avoid Electrical connection failed.

The utility model has the following advantages:

1. Assemble the arc-shaped contact piece 2 of the crown structure in the flat socket 4. After the arc-shaped contact piece 2 is installed, put the connector Socket into the plastic shell to complete the mass production of the connector;

2. The arc-shaped contact piece 2 is a crown structure, and the elastic arm 7 of the arc-shaped contact piece 2 is symmetrical to the left and right, which improves the assembly efficiency and electrical conductivity. The two ends of the flat socket 4 have anti-off structures and are compatible with laser welding. Enhanced the reliability of flat jack 4;

3. The flat plug shell 1 is made of profiles, which can be cut arbitrarily according to the space of the connector; the male plug 3 and the curved contact piece 2 can be cut according to the load size after determining the number of contact pairs, which can realize multi-specification Connector products, suitable for different occasions.

This embodiment does not impose any formal restrictions on the shape, material, structure, etc. of the utility model. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the utility model belong to the technology of the utility model. protection scope of the program.

Claims (8)

1. The utility model provides a flat arc contact jack of heavy current which characterized in that: including flat shell, arc contact piece and public first inserted sheet of inserting, the flat upside shaping of inserting the shell has flat jack, and flat jack is U type structure, and the arc contact piece is hat area structure, and arc contact piece fixed mounting inserts flat jack setting in flat jack, public first inserted sheet clearance fit, and the arc contact piece is pressed and is accomplished electric connection in the outside of public first inserted sheet lower extreme.

2. The large current flat arc contact receptacle of claim 1, wherein: first anti-falling edges are formed at two ends in the flat jack, and two ends of the arc-shaped contact pieces are arranged on the inner sides of the first anti-falling edges in a one-to-one correspondence mode.

3. The large current flat arc contact receptacle of claim 2, wherein: the both ends of arc contact piece all outwards buckle the shaping and have the second anticreep limit, and the one-to-one correspondence of second anticreep limit sets up the inboard on first anticreep limit.

4. The high current flat arc contact receptacle of claim 1, wherein: the left and right sides of arc contact piece all the shaping have the inside elastic arm that caves in and set up of a plurality of, and the left and right sides one-to-one of public first inserted sheet lower extreme is pressed in arc contact piece through a plurality of elastic arm and is accomplished electric connection.

5. The large current flat arc contact receptacle of claim 1, wherein: a large current flat arc contact jack can be cut to any width.

6. The large current flat arc contact receptacle of claim 1, wherein: the both sides border in the flat jack all forms and has the chamfer, and public first inserted sheet inserts the flat jack setting through two chamfers.

7. The large current flat arc contact receptacle of claim 1, wherein: the bottom of the arc-shaped contact piece is fixedly connected to the bottom side in the flat jack through a welding process.

8. The high current flat arc contact receptacle of claim 1, wherein: the left side and the right side of the arc-shaped contact piece are arranged in the flat jack in a clearance fit manner.

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