CN201656023U

CN201656023U - Electric connector

Info

Publication number: CN201656023U
Application number: CN2010201941870U
Authority: CN
Inventors: 夏春华
Original assignee: Advanced Connectek Inc
Current assignee: Advanced Connectek Inc
Priority date: 2010-05-13
Filing date: 2010-05-13
Publication date: 2010-11-24
Anticipated expiration: 2020-05-13

Abstract

The utility model relates to an electric connector comprising an insulating base, a shell, a reinforcing shell and a plurality of terminals which are embedded in the insulating base. The insulating base comprises a main body and a tongue part; and the reinforcing shell is provided with a fixed side and a supporting side, the fixed side is embedded in the main body, and the tongue part is covered by the supporting side so as to lead the supporting side to support the tongue part. The insulating base is integrally formed and integrally connected with the terminals and the reinforcing shell, thus leading the tongue part and the structure to be more reinforced.

Description

Electric connector

Technical field

This creation is relevant with electric connector, particularly a kind of electric connector that has the metal reinforcement housing in terminal outer.

Background technology

Because the progress of science and technology, it is lighter and thinner that portable electronic product also becomes, the electric connector that tradition is used for the desktop PC main frame can't be applied to portable electronic product, thereby evolution goes out many mini or minute sized electric connector products, for example: drilled by USB and to bear micro USB.

It shown in Figure 1A known micro USB electric connector, because its volume is quite little, so can be arranged on the frivolous portable electronic product, for example: mobile phone, PDA (personal digital assistant), MID (net arrangement in the action), PND (personal navigation apparatus) etc., micro USB primary clustering is generally: a metal shell 10 and a terminal base 20.

It shown in Figure 1B the terminal base 20 in the aforementioned micro USB electric connector, terminal base 20 has a holder 22 and flat tongue 21 of protrusion on it, because the volume of micro USB electric connector is quite little, tongue 21 is relatively also quite thin, the about 0.6mm of the thickest part, the thinnest part approximately only has 0.48mm, and material is a plastic materials, also therefore the structure of tongue 21 is quite fragile, probably accidentally tongue 21 is damaged when the user plugs external lug.

Summary of the invention

In view of this, this creation proposes a kind of electric connector, in order to be installed on the circuit board and can with external electric connector coupling, this electric connector comprises: an insulating base comprises a main body and a tongue, a plurality of terminal, a shell, a reinforcement housing has a fixation side and a support-side.

Main body is the plastic material pedestal; Tongue is the plastic material flat board that protrudes from main body; Terminal is the strip sheet metal, and the stage casing partly is embedded in insulating base, and an end of terminal exposes the tongue surface, inserts the external electric connector in order to be electrically connected, and the other end then passes insulating base, and further stretches out, in order to being welded in circuit board; Shell is the open hollow tubular of two ends, and around forming, the shell tubular section is generally rectangular by a foil material, an end opening and the socket of coupling external electric connector, and other end opening then is placed in the insulating base outer rim; The reinforcement housing is the part surface that metal plate shape housing partly was embedded in the main body and partly was covered in tongue.

Profile phase coincide in main body outline and the shell tubular section, and insulating base is fixed in the shell, makes shell around tongue and do not contact mutually; Insulating base is one of the forming and links to each other with those terminal one, and terminal is partly coated; The fixation side of reinforcement housing is embedded in the main body, and in order to fixedly the reinforcement housing is in main body, support-side then covers the tongue part surface, in order to support and the reinforcement tongue.

The reinforcement housing of this creation can further combine with terminal, become a reinforcement terminal, reinforcement terminal lateral margin protrudes a width, it is a reinforcement part, wherein this reinforcement part bending is an angle, and part is embedded in this main body, and remainder then combines with this tongue, in order to the thickness direction of this tongue of reinforcement.

The electric connector of this creation, tongue is via reinforcement housing or reinforcement terminal protecting, and the more known electric connector of structure is tough, and frangibility not makes longer service life, and can adopt and coat the ejection formation manufacturing, also can not increase a large amount of manufacturing costs.

Description of drawings

Figure 1A is known electric connector schematic diagram;

Figure 1B is a terminal base schematic diagram in the known electric connector;

Fig. 2 is this creation schematic diagram;

Fig. 3 A is this creation terminal and reinforcement housing schematic diagram;

Fig. 3 B is this creation insulating base schematic diagram;

Fig. 3 C is embedded in the insulating base perspective view for this creation reinforcement housing;

Fig. 4 A creates the second embodiment schematic diagram for this;

Fig. 4 B is embedded in the insulating base perspective view for this creation reinforcement terminal;

Fig. 5 creates the 3rd embodiment schematic diagram for this.

Symbol description

10 shells, 20 terminal bases

21 tongues, 22 holders

100 shells, 200 insulating bases

201 terminals, 202/203 reinforcement terminal

204/205 reinforcement part, 206/207 extension

210 tongues, 220 main bodys

300 reinforcement housings, 310 support-side

320 fixation side

Embodiment

Consulting " Fig. 2 " is this creation institute exposure electric connector schematic diagram, and this creation provides an electric connector, and primary clustering comprises: a shell 100, an insulating base 200, a plurality of terminal 201 and a reinforcement housing 300.

Insulating base 200 is one of the forming, comprise a main body 220 and a tongue 210, main body 220 is the plastic material pedestal, tongue 210 is for protruding from the plastic material flat board of main body 220, profile phase coincide in main body 220 outlines and shell 100 tubular sections, so that insulating base 200 is fixed in the shell 100, make shell 100 around tongue 210 and do not contact mutually.

Shell 100 is the open hollow tubular of two ends; around forming, shell 100 tubular sections are generally rectangular by a foil material, in order to protection insulating base 200; shell 100 1 end openings and the socket of coupling external electric connector, other end opening then is placed in insulating base 200 outer rims.

Those terminals 201 are conductive metal thin plate of strip, and the stage casing partly is embedded in the insulating base 200, link to each other with insulating base 200 one, one end of those terminals 201 exposes tongue 210 surfaces, insert the external electric connector in order to be electrically connected, the other end passes insulating base 200, and further stretches out, in order to being welded in circuit board.

Reinforcement housing 300 is a metal plate shape housing, comprise a fixation side 320 and and support 310 sides, the fixation side 320 of reinforcement housing 300 is embedded in the main body 220, in order to fixing reinforcement housing 300 in main body 220,310 of support-side cover tongue 210 part surfaces, in order to support and reinforcement tongue 210.

Consulting " 3A-C figure " is the exposure electric connector embodiment of this creation institute, and " Fig. 3 A " is this creation insulating base schematic diagram for this creation terminal and reinforcement housing schematic diagram, " Fig. 3 B ", and " Fig. 3 C " is embedded in the insulating base perspective view for this creation reinforcement housing.

In " Fig. 3 A ", those terminals 201 are fixed in preposition in the mould, are complementary with external electric bonder terminal position, and present embodiment comprises 5 terminals; Reinforcement housing 300 also is fixed in preposition in the mould, hide on those terminals 201, and reinforcement housing 300 does not contact mutually with 201 of terminals, 201 of each terminals, makes 201 of reinforcement housing 300 and terminals, 201 of each terminals keep insulation.

Shown in " Fig. 3 B ", after reinforcement housing 300 is located in mould with those terminals 201, then coat the program of injection molding, insulating base 200 is integrally formed.Insulating base 200, reinforcement housing 300 and those terminals 201 one link to each other, terminal 201 wherein an end expose to tongue 210 flat boards wherein the one side, in order to be electrically connected the external electric bonder terminal, terminal 201 other ends then autonomous agent 220 rears pass and further extend in order to being welded on the circuit board, look the state that is installed on the circuit board, also may bending at angle, terminal 201 bendings 90 degree in the present embodiment.

Shown in " Fig. 3 C ", the fixation side 320 of reinforcement housing 300 is embedded among the main body 220 of insulating base, and the two one links to each other; 310 another sides that cover tongue 210 flat boards of the support-side of the housing of reinforcement simultaneously 300, relative with those terminals that expose 201, and link to each other with tongue 210 one, the two side edge portions width bending of support-side is an angle, make support-side be inverted U-shaped, and, more have partial width to be embedded in this main body near the fixation side place, compared to simple flat board, the structure of this edge bending makes the support-side stress that can bear bigger bending moment.

Consulting " Fig. 4 A " and reach that this creates second embodiment shown in " Fig. 4 B ", is the another kind of manifestation mode of this creation.The reinforcement housing 300 of aforementioned creation also can combine with the structure of those terminals 201, present embodiment preferably combines with the outermost two-terminal, constitute two reinforcement terminals 202/203, the reinforcement part 204/205 that reinforcement terminal 202/203 outside lateral margin protrudes a width respectively, those reinforcement part 204/205 bendings are an angle and preferably are a radian, part is embedded in main body 220, can be embedded in the tongue 210 by body embedding part, or being coated on tongue 210 surfaces, the reinforcement part 204/205 of present embodiment is adopted and is coated on tongue 210 surfaces (consulting Fig. 4 B).

Consult that this creates the 3rd embodiment shown in " Fig. 5 ", its structure is as aforementioned second embodiment, only reinforcement part 204/205 is embedded in main body 220 and partly more extends an extension 206/207 respectively, those extensions 206/207 preferably bending and reinforcement part 204/205 are an angle and are embedded in the main body 220 to strengthen the constant intensities of reinforcement part 204/205, so can make reinforcement part 204/205 more secure in main body 220.

Main body 220 is a pedestal, can bear big external force, and tongue 210 is the flat board of an overhanging beam form, than main body 220 fragilities, if no suitable protection is easy to fracture in case tongue 210 is subjected to external force.The tongue 210 of this creation supports with reinforcement housing 300 or reinforcement part 204/205; has the excellent protection effect; the more known electric connector of structure is tough; tongue 210 is in thickness direction can bear bigger bending moment stress and non-frangibility; make longer service life; and can adopt and coat the ejection formation manufacturing, also can not increase a large amount of manufacturing costs.

Though the technology contents of this creation discloses as above with preferred embodiment; so it is not in order to limit this creation; anyly be familiar with this technical staff; do not breaking away from the spirit a little change and the retouching done of this creation; all should be covered by in the category of this creation, so the protection range of this creation is when being as the criterion according to the content that claim defined.

Claims

1. an electric connector is installed on the circuit board and with an external electric connector and mates, and it is characterized in that this electric connector comprises:

One insulating base comprises:

One main body is the plastic material pedestal; And

One tongue is the plastic material flat board, protrudes from this main body;

A plurality of terminals are strip sheet metals, and the stage casing partly is embedded in this insulating base, one end of those terminals exposes this tongue surface, and in order to be electrically connected this external electric connector that inserts, the other end passes this insulating base, and further stretch out, in order to being welded in this circuit board;

One shell is the open hollow tubular of two ends, this external electric connector socket of this shell tubulose one end opening and coupling, and other end opening is placed in this insulating base outer rim; And

One reinforcement housing is a metal plate shape housing, partly is embedded in this main body, partly is covered in this tongue, in order to support this tongue.

2. electric connector as claimed in claim 1 is characterized in that, this shell be by a foil material around forming, this shell tubular section is rectangular.

3. electric connector as claimed in claim 2 is characterized in that, profile phase coincide in this main body outline and this shell tubular section, and this insulating base is fixed in this shell, makes this shell around this tongue and do not contact mutually.

4. electric connector as claimed in claim 1 is characterized in that, this insulating base is one of the forming and links to each other with those terminal one, and those terminals are partly coated.

5. electric connector as claimed in claim 1 is characterized in that, this reinforcement housing more comprises:

One fixation side is embedded in this main body, in order to fix this reinforcement housing in this main body; And

One support-side covers this tongue part surface, in order to support and this tongue of reinforcement.

6. electric connector as claimed in claim 5 is characterized in that, the bending of this support-side two side edge portions width is an angle, and this support-side is near the fixation side place, and partial width is embedded in this main body.

7. an electric connector is installed on the circuit board and also can mates with an external electric connector, it is characterized in that this electric connector comprises:

One insulating base comprises:

One main body is the plastic material pedestal; And

One tongue is the plastic material flat board, protrudes from this main body; And

A plurality of terminals, it is parallel strip sheet metal side by side, the stage casing partly is embedded in this insulating base, one end of those terminals exposes this tongue surface, in order to be electrically connected this external electric connector that inserts, the other end passes this insulating base, and further stretches out, in order to being welded in this circuit board, those terminals comprise:

Two reinforcement terminals are positioned at those outermost of terminal side by side, and those reinforcement terminals side edge protrude a width respectively, are reinforcement parts, and wherein this reinforcement part bending is an angle, in order to the thickness direction of this tongue of reinforcement.

8. electric connector as claimed in claim 7 is characterized in that, this reinforcement part part is embedded in this main body, and remainder then combines with this tongue.

9. electric connector as claimed in claim 7 is characterized in that, this insulating base is one of the forming and links to each other with those terminal one, and those terminals are partly coated.

10. electric connector as claimed in claim 7, it is characterized in that, more comprise a shell, be the open hollow tubular of two ends, wherein this external electric connector socket of this shell tubulose one end opening and coupling, other end opening is placed in this insulating base outer rim, and profile and this main body outline match in this shell tubular section, this insulating base is fixed in this shell, makes this shell around this tongue and do not contact mutually.