CN115498434A

CN115498434A - Hot-pluggable connector

Info

Publication number: CN115498434A
Application number: CN202211116243.2A
Authority: CN
Inventors: 张伟
Original assignee: Dinkle M&e China Co ltd
Current assignee: Dinkle M&e China Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2022-12-20

Abstract

The invention discloses a hot-pluggable connector, wherein an open plastic slot is arranged on a plastic body, a first terminal and a second terminal are respectively fixed at two sides of the plastic slot of the plastic body, one side wall of the first terminal and one side wall of the second terminal are respectively inserted into the plastic slot, a first elastic sheet and a second elastic sheet are arranged on one side wall of the first terminal, a third elastic sheet and a fourth elastic sheet are arranged on one side wall of the second terminal, the first elastic sheet and the third elastic sheet are arranged oppositely to form a first clamping elastic sheet group, the second elastic sheet and the fourth elastic sheet are arranged oppositely to form a second clamping elastic sheet group, the first clamping elastic sheet group is closer to the bottom of the plastic slot relative to the second clamping elastic sheet group, the first elastic sheet and the third elastic sheet are kept electrically conducted through a tight contact state, and an electronic plug connector can be inserted into the plastic slot and tightly clamped between the first clamping elastic sheet group and the second clamping elastic sheet group.

Description

Hot-pluggable connector

Technical Field

The present invention relates to a connector, and more particularly, to a hot-pluggable connector.

Background

The only a set of clamping piece that is used for pressing from both sides tight electron plug connector in the inserting groove of current connector, PCB is at the insertion process, when the PCB edge just backed up the clamping piece, and the clamping piece is connected and can be broken off about, and at this moment, the clamping piece also does not accomplish the contact with the PCB golden finger, and whole return circuit takes place the broken circuit, continues to insert PCB, and the clamping piece contacts with the golden finger, and the return circuit communicates. In the whole PCB insertion process, the whole connection path has a disconnection state of several seconds, and the hot plug function of the connector is influenced.

Disclosure of Invention

In order to overcome the defects, the invention provides a hot-pluggable connector, which keeps a conducting state of the whole connecting path in the plugging process of an electronic plug connector, avoids the condition of instant disconnection at the initial stage of plugging, and improves the operation stability of electronic products.

The invention adopts the technical scheme for solving the technical problems that: a connector capable of being hot plugged comprises a plastic body, a first terminal and a second terminal, wherein an open plastic slot is formed in the plastic body, the first terminal and the second terminal are fixedly installed on two sides of the plastic slot of the plastic body respectively, a first side wall of the first terminal and a first side wall of the second terminal are inserted into the plastic slot respectively, a first elastic sheet and a second elastic sheet are arranged on the first side wall of the first terminal at intervals along the depth direction of the plastic slot, a third elastic sheet and a fourth elastic sheet are arranged on the first side wall of the second terminal at intervals along the depth direction of the plastic slot, the first elastic sheet and the third elastic sheet are arranged just opposite to each other to form a first clamping elastic sheet group, the second elastic sheet and the fourth elastic sheet are arranged just opposite to form a second clamping elastic sheet group, the first clamping elastic sheet group is closer to the bottom of the plastic slot relative to the second clamping elastic sheet group, the first elastic sheet and the third elastic sheet of the first clamping elastic sheet group are kept electrically conducted through a tight contact state, and an electronic plug connector can be inserted into the plastic slot and tightly clamped between the first clamping elastic sheet group and between the second clamping elastic sheets.

As a further improvement of the present invention, one end of each of the first elastic sheet and the second elastic sheet is connected to one side wall of the first terminal, the other end of each of the first elastic sheet and the second elastic sheet forms an elastic cantilever structure forming an included angle with the one side wall of the first terminal, one end of each of the third elastic sheet and the fourth elastic sheet is connected to one side wall of the second terminal, the other end of each of the third elastic sheet and the fourth elastic sheet forms an elastic cantilever structure forming an included angle with the one side wall of the second terminal, and the first elastic sheet, the second elastic sheet, the third elastic sheet and the fourth elastic sheet form a linear extension structure or an inverted V-shaped bending structure.

As a further improvement of the present invention, the first elastic piece and the second elastic piece extend obliquely in opposite directions in the depth direction of the plastic groove from the first side wall of the first terminal, and the third elastic piece and the fourth elastic piece extend obliquely in opposite directions in the depth direction of the plastic groove from the first side wall of the second terminal.

As a further improvement of the present invention, the roots of the first elastic sheet and the second elastic sheet intersect on one side wall of the first terminal, the roots of the third elastic sheet and the fourth elastic sheet intersect on one side wall of the second terminal, the first elastic sheet and the second elastic sheet together form an inverted "V" shaped structure or an inverted "W" shaped structure, and the third elastic sheet and the fourth elastic sheet together form an inverted "V" shaped structure or an inverted "W" shaped structure.

As a further improvement of the present invention, the first elastic piece and the second elastic piece respectively extend from the first side wall of the first terminal in the same direction at intervals in the depth direction of the plastic groove, and the third elastic piece and the fourth elastic piece respectively extend from the first side wall of the first terminal in the same direction at intervals in the depth direction of the plastic groove.

As a further improvement of the invention, the first elastic sheet is a structure formed by bending one side wall of the first terminal into a whole, and the second elastic sheet is a structure formed by tearing and bending the first side wall of the first terminal or riveted on one side wall of the first terminal; the third elastic sheet is of a structure formed by bending one side wall of the second terminal into a whole, and the fourth elastic sheet is of a structure formed by tearing and bending the second terminal side wall or riveted on the second terminal side wall.

As a further improvement of the invention, the first terminal is provided with a contact elastic sheet extending out of one side wall of the plastic body, the second terminal is provided with a terminal contact plane extending out of the other side wall of the plastic body, and the plastic bodies of the two connectors can be sequentially connected, so that the contact elastic sheet of the first terminal on one adjacent connector is in elastic contact with the terminal contact plane on the other connector for conduction.

As a further improvement of the invention, a convex L-shaped buckle is arranged on one side wall of the plastic body, a concave clamping groove is arranged on the other side wall of the plastic body, and the L-shaped buckles on the plastic bodies of the two connectors and the concave clamping grooves can be buckled and connected.

As a further improvement of the present invention, the first terminal and the second terminal are both U-shaped structures, the first terminal is formed with a plurality of through holes on the bottom surface as the U-shaped structure, a contact spring accommodating groove is formed on a side wall of the plastic body, a hollow portion for extending a contact point of the contact spring is formed on a side wall of the operator spring accommodating groove, the first terminal is sleeved outside one side of the plastic body, the contact spring of the first terminal is inserted into the contact spring accommodating groove on the side wall of the plastic body, the contact point of the spring on the contact spring of the first terminal can extend outside one side of the plastic body through the hollow portion, the plastic body is further provided with a T-shaped spacing post integrally formed in the through hole of the first terminal, the other side wall of the plastic body is provided with a groove structure, two side walls of the groove structure are formed with embedded clamping grooves, the second terminal is sleeved outside the other side of the plastic body, the terminal contact plane of the second terminal is accommodated in the groove structure on the other side wall of the plastic body, two side walls of the terminal contact plane are respectively bent to form L-shaped bent edges, and the two side walls of the terminal contact plane are respectively inserted into the groove structures and fixed in the plastic body.

As a further improvement of the present invention, the contact spring on the first terminal is in an inverted V-shaped structure, and the contact spring forms a convex spherical spring contact point by bidirectional stretching.

The invention has the beneficial effects that: according to the invention, the first elastic sheet and the second elastic sheet which are arranged at intervals along the depth direction of the plastic slot are arranged on the first terminal, the third elastic sheet and the fourth elastic sheet which are arranged at intervals along the depth direction of the plastic slot are arranged on the second terminal, so that two groups of clamping elastic sheet groups which are arranged at intervals along the depth direction of the plastic slot are formed, and the two elastic sheets of the lower group are kept in a contact and conduction state under an initial state.

Drawings

FIG. 1 is a perspective view of a first structure of a first terminal according to the present invention;

FIG. 2 is a front view of a first configuration of the first terminal of the present invention;

FIG. 3 is a front view of a second configuration of the first terminal of the present invention;

FIG. 4 is a front view of a third configuration of the first terminal of the present invention;

FIG. 5 is a front view of a fourth construction of the first terminal of the present invention;

FIG. 6 is a perspective view of a first construction of a second terminal of the present invention;

FIG. 7 is a front view of a first construction of the second terminal of the present invention;

FIG. 8 is a front view of a second terminal structure according to the present invention;

FIG. 9 is a front view of a third construction of a second terminal of the present invention;

figure 10 is a front view of a fourth construction of a second terminal of the present invention;

fig. 11 is a cross-sectional view of the assembly structure of the first terminal and the second terminal on the plastic body according to the present invention;

FIG. 12 is a front view of the structural principle of the present invention;

FIG. 13 is an enlarged view of portion A of FIG. 12;

FIG. 14 is a schematic view of two connectors in a conductive connection state;

FIG. 15 is a state before the connector is inserted into the electronic connector;

FIG. 16 is a view showing the electronic connector clamped by the upper set of spring pieces;

FIG. 17 is a diagram showing the state where the electronic connector has started to enter the next group of the elastic sheet sets;

fig. 18 is a view showing a state where the electronic plug is inserted to the bottom.

Detailed Description

Example (b): a hot-pluggable connector comprises a plastic body 1, a first terminal 2 and a second terminal 3, wherein an open plastic slot 11 is formed in the plastic body 1, the first terminal 2 and the second terminal 3 are fixedly installed on two sides of the plastic slot 11 of the plastic body 1 respectively, a side wall of the first terminal 2 and a side wall of the second terminal 3 are inserted into the plastic slot 11 respectively, a first elastic sheet 23 and a second elastic sheet 22 are arranged on one side wall of the first terminal 2 at intervals along the depth direction of the plastic slot 11, a third elastic sheet 33 and a fourth elastic sheet 32 are arranged on one side wall of the second terminal 3 at intervals along the depth direction of the plastic slot 11, the first elastic sheet 23 and the third elastic sheet 33 are arranged right opposite to form a first clamping elastic sheet group, the second elastic sheet 22 and the fourth elastic sheet 32 are arranged right opposite to form a second clamping elastic sheet group, the first clamping elastic sheet group is closer to the bottom of the plastic slot 11 relative to the second clamping elastic sheet group, the first elastic sheet 23 and the third elastic sheet 33 of the first clamping elastic sheet group are electrically conducted through a tight contact state, and an electronic connector 4 can be inserted into the first clamping elastic sheet group and tightly clamped between the second plastic slot 11 and the second clamping elastic sheet group.

In an initial state, the first elastic sheet 23 and the third elastic sheet 33 in the first clamping elastic sheet group positioned at the bottom of the plastic slot 11 are kept in a close contact conduction state, and the second elastic sheet 22 and the fourth elastic sheet 32 in the second clamping elastic sheet group can be kept in a close contact conduction state or a non-contact separation state;

when the electronic plug connector 4 is inserted, the line of the electronic plug connector 4 is inserted between the second elastic sheet 22 and the fourth elastic sheet 32, at the moment of inserting the electronic plug connector 4, the edge of the electronic plug connector 4 is firstly contacted with the second elastic sheet 22 and the fourth elastic sheet 32, at this moment, the golden finger of the electronic plug connector 4 is not contacted and conducted with the second elastic sheet 22 and the fourth elastic sheet 32, an open circuit is formed between the second elastic sheet 22, the fourth elastic sheet 32 and the electronic plug connector 4, and a certain distance is also formed between the electronic plug connector 4 and the first clamping elastic sheet at this moment because a certain distance exists between the first clamping elastic sheet group and the second clamping elastic sheet group, so that the first elastic sheet 23 and the third elastic sheet 33 of the first clamping elastic sheet group are still in a close contact state, and the first terminal 2 and the second terminal 3 are kept in a conduction state under the contact action of the first clamping elastic sheet group;

the electronic plug connector 4 continues to be inserted downwards, the golden finger 41 of the electronic plug connector 4 starts to contact the second elastic sheet 22 and the fourth elastic sheet 32, a conductive loop is formed among the second elastic sheet 22, the electronic plug connector 4 and the fourth elastic sheet 32, and the first elastic sheet 23 and the third elastic sheet 33 are still contacted and kept conductive;

the electronic plug connector 4 is continuously inserted downwards, the edge of the lower end of the electronic plug connector 4 is inserted between the first elastic sheet 23 and the third elastic sheet 33, the first elastic sheet 23 and the third elastic sheet 33 are separated, at the moment, the first elastic sheet 23 and the third elastic sheet 33 are not in contact with the golden finger on the electronic plug connector 4, at the moment, the first elastic sheet 23 and the third elastic sheet 33 are in an open circuit state, the second elastic sheet 22 and the fourth elastic sheet 32 are continuously in contact with the golden finger on the electronic plug connector 4, and the second elastic sheet 22, the electronic plug connector 4 and the fourth elastic sheet 32 still form a conduction loop;

the electronic plug connector 4 continues to be inserted downwards until the bottom surface of the plastic slot 11 is reached, the golden finger on the electronic plug connector 4 is contacted with the first elastic sheet 23 and the third elastic sheet 33, meanwhile, the golden finger is also contacted with the second elastic sheet 22 and the fourth elastic sheet 32, and at the moment, the first clamping elastic sheet group and the second clamping elastic sheet group are respectively contacted with the golden finger of the electronic plug connector 4, so that the first terminal 2 and the second terminal 3 are kept in a conduction state;

this connector has realized that electronic connector clip 4 keeps first terminal 2 and second terminal 3 to be in the on-state throughout at whole plug in-process, has realized 4 hot plug functions of electronic connector clip, has avoided appearing breaking in the twinkling of an eye between 4 hot plug in-process first terminal 2 of electronic connector clip and the second terminal 3, and then has avoided the condition that the circuit appears flickering, has guaranteed 4 hot plug performances of electronic connector clip.

One end of each of the first elastic sheet 23 and the second elastic sheet 22 is connected with one side wall of the first terminal 2, the other end of each of the first elastic sheet 23 and the second elastic sheet 22 is formed with an elastic cantilever structure which forms an included angle with one side wall of the first terminal 2, one end of each of the third elastic sheet 33 and the fourth elastic sheet 32 is connected with one side wall of the second terminal 3, the other end of each of the third elastic sheet 33 and the fourth elastic sheet 32 is formed with an elastic cantilever structure which forms an included angle with one side wall of the second terminal 3, and the first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32 are formed into a linear extension structure or an inverted V-shaped bending structure. The first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32 form a cantilever structure, so that the cantilever structure has an elastic deformation function, and further the clamping of the electronic connector 4 is realized, when the first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32 extend linearly, in order to avoid scratching the electronic connector 4, a round head is optimally formed at the end part of the first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32, the first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32 are optimally in an inverted V-shaped bending structure, so that the first elastic sheet and the second elastic sheet group form a horn mouth in the inserting direction and the extracting direction of the electronic connector 4, the inserting and extracting direction of the electronic connector 4 is realized, the inserting and extracting direction of the electronic connector 4 is not influenced, the bending angle of the inverted V-shaped bending structure and the contact part of the electronic connector 4 are optimally arc surfaces, the golden fingers of the electronic connector 4 are avoided being scratched, the first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32 can also adopt other shapes, such as arc shapes, the inverted W-shaped protection structure, and the technical range of the patent protection structure is easily considered by the patent field.

The first elastic sheet 23 and the second elastic sheet 22 are inclined and extended in opposite directions in the depth direction of the plastic groove from one side wall of the first terminal 2, and the third elastic sheet 33 and the fourth elastic sheet 32 are inclined and extended in opposite directions in the depth direction of the plastic groove from one side wall of the second terminal 3. The first elastic sheet 23 and the third elastic sheet 33 extend towards the bottom of the plastic slot 11, the second elastic sheet 22 and the fourth elastic sheet 32 extend towards the opening of the plastic slot 11, or the first elastic sheet 23 and the third elastic sheet 33 extend towards the opening of the plastic slot 11, the second elastic sheet 22 and the fourth elastic sheet 32 extend towards the bottom of the plastic slot 11, and extend towards different directions, when the electronic connector 4 is inserted, the second elastic sheet 22 and the fourth elastic sheet 32 are pressed to deform and are far away from the central line of the plastic slot 11, a side wall of the first terminal 2 and a side wall of the second terminal 3 are subjected to a reaction force towards the central direction of the plastic slot 11, the corresponding first elastic sheet 23 and the corresponding third elastic sheet 33 have a tendency of reverse movement, so that the first elastic sheet 23 and the third elastic sheet 33 are kept in a close contact state, and similarly, after the electronic connector 4 is inserted, when the first elastic sheet 23 and the third elastic sheet 33 are pressed, one side wall of the first terminal 2 and the second terminal 3 are subjected to a reverse movement, and one end of the first terminal 22 and the side wall of the first terminal and the second terminal 32 are subjected to a reverse movement, so that a certain contact point is a risk of disconnection or another connection point can be prevented in a reliable plugging process.

The root parts of the first elastic sheet 23 and the second elastic sheet 22 are intersected on one side wall of the first terminal 2, the root parts of the third elastic sheet 33 and the fourth elastic sheet 32 are intersected on one side wall of the second terminal 3, the first elastic sheet 23 and the second elastic sheet 22 jointly form an inverted V-shaped structure or an inverted W-shaped structure, and the third elastic sheet 33 and the fourth elastic sheet 32 jointly form an inverted V-shaped structure or an inverted W-shaped structure. The roots of the first elastic sheet 23 and the second elastic sheet 22 are intersected on one line, the roots of the third elastic sheet 33 and the fourth elastic sheet 32 are also intersected with one line, so that the first elastic sheet 23, the second elastic sheet 22, the third elastic sheet 33 and the fourth elastic sheet 32 form a ' W ' type structure or an inverted W ' type structure, the intersection point position is connected with one side wall of the first terminal 2 and the second terminal 3 to form a fulcrum, the first elastic sheet 22 and the fourth elastic sheet 32 are similar to a seesaw, the first elastic sheet 23 and the third elastic sheet 33 are close to each other, the first elastic sheet 23 and the third elastic sheet 33 are pressed, the second elastic sheet 22 and the fourth elastic sheet 32 are close to each other to form a linkage, and finally, the state that the first clamping elastic sheet group and the second clamping elastic sheet group tightly clamp the electronic connector 4 is balanced, the electronic connector 4 is always in close contact with each other in the plugging and unplugging process, and the two clamping elastic sheet groups are always in close contact with each other after the plugging and unplugging process of the electronic connector 4 are ensured, the first terminal 2 and the first terminal 3 are always in the on-off state, and the situation is avoided from occurring.

The first elastic sheet 23 and the second elastic sheet 22 are respectively obliquely extended from one side wall of the first terminal 2 in the same direction at intervals in the depth direction of the plastic groove, and the third elastic sheet 33 and the fourth elastic sheet 32 are respectively obliquely extended from one side wall of the first terminal 2 in the same direction at intervals in the depth direction of the plastic groove.

The first elastic sheet 23 is a structure formed by bending one side wall of the first terminal 2 into a whole, the second elastic sheet 22 is a structure formed by tearing and bending one side wall of the first terminal 2, or the second elastic sheet 22 is riveted on one side wall of the first terminal 2; the third elastic sheet 33 is a structure formed by bending one side wall of the second terminal 3 into a whole, and the fourth elastic sheet 32 is a structure formed by tearing and bending the side wall of the second terminal 3 or the fourth elastic sheet 32 is riveted on one side wall of the second terminal 3. The structure enables the first terminal 2 and the first elastic sheet 23 and the second elastic sheet 22 thereon to form an integrated structure, the second terminal 3 and the third elastic sheet 33 and the fourth elastic sheet 32 thereon to form an integrated structure, the strength of the integrated structure is high, the deformation and the damage are not easy to occur, the elastic sheets can not break when stressed, and the whole occupied space is small, besides the structure, the second elastic sheet 22 and the fourth elastic sheet 32 can also be fixedly arranged on the side walls of the first terminal 2 and the second terminal 3 in a welding or connecting piece fixing mode, the first elastic sheet 23 and the third elastic sheet 33 can also be riveted or welded on the side walls of the first terminal 2 and the second terminal 3, and the structure is an equivalent replacement structure which can be easily thought by a person skilled in the art according to the patent, and belongs to the protection scope of the application.

The first terminal 2 is provided with a contact elastic sheet 21 extending out of one side wall of the plastic body 1, the second terminal 3 is provided with a terminal contact plane 31 extending out of the other side wall of the plastic body 1, and the plastic bodies 1 of the two connectors can be sequentially connected, so that the contact elastic sheet 21 of the first terminal 2 on one adjacent connector is in elastic contact with the terminal contact plane 31 on the other connector for conduction. When two connectors are connected in sequence, the contact spring piece 21 on one connector and the terminal contact plane 31 on the other connector are in mutual contact conduction to form a passage, so that the sequential conduction connection of a plurality of connectors is realized.

A convex L-shaped buckle is arranged on one side wall of the plastic body 1, a concave clamping groove is arranged on the other side wall of the plastic body 1, and the L-shaped buckles on the plastic bodies 1 of the two connectors and the concave clamping groove can be buckled and connected. Two connectors can be buckled with the concave clamping groove through the L-shaped buckle on the plastic body 1 to form an integral connecting structure, in addition, a shell can be arranged, two or more connectors are arranged in one shell, and under the constraint of the side wall of the shell, the contact elastic sheet 21 of the adjacent connector is in contact conduction with the terminal contact plane 31, so that the structure is an equivalent alternative structure which can be easily thought by a person skilled in the art according to the patent and belongs to the protection scope of the patent.

The first terminal 2 and the second terminal 3 are both of a U-shaped structure, a plurality of through holes are formed in the bottom surface of the first terminal 2 as the U-shaped structure, a contact spring piece 21 accommodating groove is formed in one side wall of the plastic body 1, a hollowed-out portion for allowing a contact point of the contact spring piece 21 to extend out is formed in one side wall of the operator spring piece accommodating groove, the first terminal 2 is sleeved outside one side of the plastic body 1, the contact spring piece 21 of the first terminal 2 is inserted into the contact spring piece 21 accommodating groove formed in one side wall of the plastic body 1, a spring piece contact point on the contact spring piece 21 of the first terminal 2 can extend out of one side of the plastic body 1 through the hollowed-out portion, a T-shaped limiting column integrally formed in the through hole in the first terminal 2 is further arranged on the plastic body 1, a groove structure is formed in the other side wall of the plastic body 1, two grooves are embedded in the two side walls of the groove structure, the second terminal 3 is sleeved outside the other side of the plastic body 1, the terminal contact plane 31 of the second terminal 3 is just inserted into the groove structures formed in the other side walls of the two side walls of the plastic body 1, L-shaped grooves are respectively formed in the terminal contact plane 31 of the second terminal 3, and the two L-shaped grooves are respectively formed in the plastic body, and the two sides of the plastic body, and the L-shaped grooves are respectively fixed on the plastic body, and the two sides of the plastic body.

The first terminal 2 and the second terminal 3 are preferably molded integrally in a mold, and may also be assembled and connected, the through hole of the first terminal 2 is matched with the T-shaped spacing post of the plastic body 1 to realize the fixed positioning of the first terminal 2 on the plastic body 1, two side walls of the first terminal form a spring structure respectively, and the spring structure is used for being clamped and conducted with the electronic plug connector 4 and serially connecting adjacent connectors, the L-shaped bending edges on two sides of the terminal contact plane 31 of the second terminal 3 are matched with the embedded clamping groove of the plastic body 1 to realize the fixed positioning of the second terminal 3 on the plastic body 1, the spring on one side is used for being clamped and conducted with the electronic plug connector 4, the terminal contact plane 31 on the other side is used for being serially connected with the connected connectors, the first terminal 2 and the second terminal 3 may also be fixed and positioned with the plastic body 1 by other means, such as riveting, clamping and the like, which are equivalent alternative structures that can be easily thought by a person skilled in the art according to this patent, and belong to the protection scope of this patent.

The contact elastic sheet 21 on the first terminal 2 is of an inverted V-shaped structure, and the contact elastic sheet 21 forms a convex spherical elastic sheet contact point through bidirectional stretching. Through carrying out biaxial stretching to first terminal 2 on contact shell fragment 21 and form convex spherical surface, convex spherical surface stretches out the plastic body 1 outside through the fretwork portion on the shell fragment holding tank lateral wall of plastic body 1, realizes switching on with terminal contact plane 31 contact on the adjacent connector, and the spherical surface is the point contact with the plane contact, has effectively reduced the two area of contact, has reduced the resistance of circuit, has reduced the circuit energy consumption and has generated heat.

Claims

1. The utility model provides a hot plug's connector, includes plastic body (1), first terminal (2) and second terminal (3), be equipped with open-ended plastic slot (11) on the plastic body, first terminal and second terminal respectively fixed mounting in the plastic slot both sides of plastic body, its characterized in that: the first terminal side wall and the second terminal side wall are respectively inserted into the plastic slots, a first elastic sheet (23) and a second elastic sheet (22) are arranged on the first terminal side wall at intervals along the depth direction of the plastic slots, a third elastic sheet (33) and a fourth elastic sheet (32) are arranged on the second terminal side wall at intervals along the depth direction of the plastic slots, the first elastic sheet and the third elastic sheet are arranged just opposite to each other to form a first clamping elastic sheet group, the second elastic sheet and the fourth elastic sheet are arranged just opposite to each other to form a second clamping elastic sheet group, the first clamping elastic sheet group is closer to the bottom of the plastic slots relative to the second clamping elastic sheet group, the first elastic sheet and the third elastic sheet of the first clamping elastic sheet group are kept electrically connected through tight contact, and the electronic plug connectors (4) can be inserted into the plastic slots and tightly clamped between the first clamping elastic sheet group and the second clamping elastic sheet group.

2. The hot-pluggable connector of claim 1, wherein: one end of the first elastic sheet and one end of the second elastic sheet are respectively connected with a first side wall of the first terminal, the other end of the first elastic sheet and the other end of the second elastic sheet form an elastic cantilever structure which forms an included angle with the first side wall of the first terminal, one end of the third elastic sheet and one end of the fourth elastic sheet are respectively connected with a first side wall of the second terminal, the other end of the third elastic sheet and the other end of the fourth elastic sheet form an elastic cantilever structure which forms an included angle with a side wall of the second terminal, and the first elastic sheet, the second elastic sheet, the third elastic sheet and the fourth elastic sheet form a linear extension structure or an inverted V-shaped bending structure respectively.

3. The hot-pluggable connector of claim 2, wherein: the first elastic sheet and the second elastic sheet are obliquely extended in opposite directions in the depth direction of the plastic groove from the first side wall of the first terminal, and the third elastic sheet and the fourth elastic sheet are obliquely extended in opposite directions in the depth direction of the plastic groove from the first side wall of the second terminal.

4. A hot-pluggable connector according to claim 3, wherein: the root parts of the first elastic sheet and the second elastic sheet are intersected on one side wall of the first terminal, the root parts of the third elastic sheet and the fourth elastic sheet are intersected on one side wall of the second terminal, the first elastic sheet and the second elastic sheet jointly form an inverted V-shaped structure or an inverted W-shaped structure, and the third elastic sheet and the fourth elastic sheet jointly form an inverted V-shaped structure or an inverted W-shaped structure.

5. The hot-pluggable connector of claim 2, wherein: the first elastic sheet and the second elastic sheet are obliquely extended in the same direction at intervals in the depth direction of the plastic groove from the first side wall of the first terminal, and the third elastic sheet and the fourth elastic sheet are obliquely extended in the same direction at intervals in the depth direction of the plastic groove from the first side wall of the first terminal.

6. A hot-pluggable connector according to claim 2, 3, 4 or 5, characterized in that: the first elastic sheet is a structure formed by bending one side wall of the first terminal into a whole, and the second elastic sheet is a structure formed by tearing and bending the first side wall of the first terminal or riveted on one side wall of the first terminal; the third elastic sheet is of a structure formed by bending one side wall of the second terminal into a whole, and the fourth elastic sheet is of a structure formed by tearing and bending the second terminal side wall or riveted on the second terminal side wall.

7. The hot-pluggable connector of claim 1, wherein: the first terminal is provided with a contact elastic sheet (21) extending out of one side wall of the plastic body, the second terminal is provided with a terminal contact plane (31) extending out of the other side wall of the plastic body, the plastic bodies of the two connectors can be connected in sequence, and the contact elastic sheet of the first terminal on one adjacent connector is in elastic contact with the terminal contact plane on the other connector to be conducted.

8. The hot-pluggable connector of claim 7, wherein: a convex L-shaped buckle is arranged on one side wall of the plastic body, a concave clamping groove is arranged on the other side wall of the plastic body, and the L-shaped buckles on the plastic bodies of the two connectors and the concave clamping groove can be buckled and connected.

9. The hot-pluggable connector of claim 7, wherein: the first terminal and the second terminal are both of a U-shaped structure, a plurality of through holes are formed in the bottom surface of the first terminal as the U-shaped structure, a contact elastic sheet accommodating groove is formed in one side wall of the plastic body, a hollow portion for a contact elastic sheet contact point to extend out is formed in one side wall of the operator elastic sheet accommodating groove, the first terminal is sleeved outside one side of the plastic body, the contact elastic sheet of the first terminal is inserted into the contact elastic sheet accommodating groove formed in one side wall of the plastic body, the elastic sheet contact point on the contact elastic sheet of the first terminal can extend out of one side of the plastic body through the hollow portion, a T-shaped limiting column integrally formed in a through hole formed in the first terminal is further arranged on the plastic body, a groove structure is formed in the other side wall of the plastic body, embedded clamping grooves are formed in two side walls of the groove structure, the second terminal is sleeved outside the other side of the plastic body, a terminal contact plane of the second terminal is accommodated in the groove structure in the other side wall of the plastic body, two side walls of the terminal contact plane of the second terminal are respectively bent to form two L-shaped bending edges, and the two sides of the terminal contact plane can be respectively and fixedly inserted into the plastic body and arranged in the groove structure.

10. A hot-pluggable connector as recited in claim 9, wherein: the contact elastic sheet on the first terminal is of an inverted V-shaped structure, and the contact elastic sheet forms a convex spherical elastic sheet contact point through bidirectional stretching.