CN2845217Y - Socket connector - Google Patents
Socket connector Download PDFInfo
- Publication number
- CN2845217Y CN2845217Y CN 200520066959 CN200520066959U CN2845217Y CN 2845217 Y CN2845217 Y CN 2845217Y CN 200520066959 CN200520066959 CN 200520066959 CN 200520066959 U CN200520066959 U CN 200520066959U CN 2845217 Y CN2845217 Y CN 2845217Y
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- CN
- China
- Prior art keywords
- terminals
- terminal
- unit block
- socket connector
- brace
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- Expired - Lifetime
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Abstract
The utility model relates to a socket connector which comprises an insulating outer casing and at least two combined terminals, wherein the combined terminals are arranged in the insulating outer casing, the insulating outer casing and the combined terminals are formed into an integral body in an injection mode, and each combined terminal is formed by riveting a terminal and a connecting sheet. The connecting sheets, the riveted joint parts of the terminals, positioning convex rings near the riveted joint parts on the terminals, and other parts except welding parts of the connecting sheets are coated in the corresponding positions in the insulating outer casing. Each combined terminal of the utility model is formed by riveting the terminal and the connecting sheet and is formed into the integral body with the insulating outer casing in an injection mode, so the bad contact phenomenon can not generate. The connecting sheets of the combined terminals, the riveted joint parts of the terminals, the positioning convex rings near the pivoted joint parts on the terminals, and the other parts except welding parts of the connecting sheets are coated in plastics which are formed into the insulating outer casing, so the connection is firm. Simultaneously, the connecting sheets are protected by the plastics, are uneasily affected by the external environment, and can raise the safety performance of the products. The utility model with the advantage of low manufacture cost can flexibly change structures according to requirements.
Description
Technical field
The utility model relates to socket connector.
Background technology
Shown in Figure 12 a, b, c, present socket connector generally by insulation shell 61, be used for the terminal 62 of pegging graft and the brace 63 that is used for being connected with internal circuit is formed with jack.The processing method of socket connector is: earlier with insulation shell 61 injection moldeds, terminal 62 is contained on this insulation shell 61, it is terminal and make then brace 63 to be riveted on terminal 62 again.The caulking part of brace 63, terminal and the brace of this socket connector all is exposed to plastic outer, is subject to extraneous poor environment and produces oxidation, influences electric transmission performance; Easily touch or produce electric arc and cause fire phenomena near brace because of humid air, water droplet, other conductor etc.; When vibration or when bumping, the caulking part of terminal and brace becomes flexible easily, causes loose contact and produces electric arc and cause fire phenomena etc.
Shown in Figure 13 a, b, c, also there is the terminal 72 of some socket connectors to adopt one-time formed method to make with brace 73, this socket connector does not have riveting process, the phenomenon of terminal and brace loose contact can not take place, but its structure is because of being subjected to the restriction of function, can't cooperate demand to change flexibly, and processing cost is higher.For example: connect extraneous power supply position and will make cylindrically, and slabbing will be done in transmission power supply to electrical equipment position, and must just be difficult to process with the terminals of a unit block that cylinder form 90 degree.
Summary of the invention
The purpose of this utility model provides and a kind ofly can change structure, lower-cost socket connector flexibly, uses this connector can not produce the loose contact phenomenon, is difficult for producing electric arc, is not subject to extraneous poor environment and produces oxidation.
The utility model socket connector comprises insulation crust and is arranged at least two interior terminals of a unit block of insulation crust, described at least two terminals of a unit block and insulation crust are the injection moulding all-in-one-pieces, wherein each terminals of a unit block was riveted before injection molded by a terminal and a connecting piece and is formed, and positioning convex ring and brace other position except that weld part near caulking part on the caulking part of brace and terminal, the terminal all are coated in the corresponding site of insulation crust.
Compared with prior art, each terminals of a unit block of this socket connector forms by a terminal and a connecting piece riveted joint, and be injection molded into one with insulation crust, in vibration and when collision, the joint portion of the caulking part of brace and terminal and they and insulation crust all can not produce the loose contact phenomenon.Positioning convex ring and brace other position except that weld part near caulking part on the brace of each terminals of a unit block and the caulking part of terminal, the terminal all are coated in the plastics that constitute insulation crust; guaranteed that terminal, brace are connected with the firm of insulation crust; brace is subjected to plastics protection simultaneously; be difficult for being affected by the external environment; effectively avoided existing socket connector to produce electric arc and caused defectives such as fire, improved the product safety performance greatly because of being affected by the external environment.
Its terminals of a unit block adopts brace and terminal to process the technology that reshapes that is riveted together then respectively, processing cost is low, can change structure according to demand flexibly, can reduce to face mutually in the socket spacing between the terminals of a unit block, small product size is dwindled, easily realize automated production, thereby can significantly promote production efficiency, the stability of improving the quality of products.
Description of drawings
Fig. 1 is the front perspective view of the utility model embodiment one;
Fig. 2 is its side isometric view;
Fig. 3 is its cutaway view;
Fig. 4 is its another cutaway view;
Fig. 5 is used for the terminals of a unit block structural representation of earth connection for it;
Fig. 6 is the exploded view of Fig. 5;
Fig. 7 is used to start to exchange fire the structural representation of terminals of a unit block of line or zero line;
Fig. 8 is the exploded view of Fig. 7;
Fig. 9 is the schematic diagram of the course of processing of present embodiment socket connector injection molded;
Figure 10 a is the front perspective view of the utility model embodiment two;
Figure 10 b is its side isometric view;
Figure 11 a is the front perspective view of the utility model embodiment three;
Figure 11 b is its side isometric view;
Figure 12 a, b, c are for having the structural representation of socket connector now;
Figure 13 a, b, c are the structural representation of another kind of existing socket connector.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
Embodiment one:
Shown in Fig. 1-8, the present embodiment socket connector comprises insulation crust 1 and is arranged at interior three terminals of a unit block 2,3 and 3 ' of insulation crust, three terminals of a unit block 2,3 and 3 ' and insulation crust 1 be the injection moulding all-in-one-piece, each terminals of a unit block was riveted before injection molded by a terminal and a connecting piece and is formed.Terminals of a unit block 2 is the terminals of a unit block that are used for earth connection among the figure, this terminals of a unit block 2 is formed by terminal 21 and brace 24 riveted joints, terminal 21 ends are established a riveting post 23 and a location bulge loop 22, brace 24 is " L " shape brace, and the installing hole of brace 24 1 ends is enclosed within on the riveting post 23 of terminal 21 ends and riveted and fixed; Terminals of a unit block 3 and 3 ' is to be used to start to exchange fire the terminals of a unit block of line or zero line among the figure, terminals of a unit block 3 and 3 ' is formed by a terminal 31 and brace 34 riveted joints respectively separately, terminal 31 ends are established a riveting post 33 and a location bulge loop 32, brace 34 is " Z " shape brace, and the installing hole of brace 34 1 ends is enclosed within on the riveting post 33 of terminal 31 ends and riveted and fixed.The caulking part of brace 24,34 and terminal 21,31, the positioning convex ring 22,32 of close caulking part on the terminal 21,31, and brace 24,34 other position except that free- ended weld part 25,35 all is coated in the corresponding site of plastic insulation shell 1.
With reference to Fig. 1, the outer wall of insulation crust 1 is provided with to be installed with alignment pin 4 and location notch 5.This socket connector also can adopt the fixed form of socket connector shown in Figure 11, promptly in the shell both sides two lugs is set, and is fixed on socket connector on the cabinet or on the circuit board by the fixing hole on the lug.
Cavity in the insulation crust 1 is quincunx, also can do shapes such as ovalisation, the figure of eight, " D " font or rectangle according to demand.
In the present embodiment, terminal 21,31 is the cylindrical, massive terminal.Also can make four prism type terminal or multi-edge column-shaped terminal according to demand.
With reference to Fig. 9, the manufacturing process of this socket connector may further comprise the steps:
A, get terminal 21,31, at first, form terminals of a unit block 2,3,3 ' at its terminal riveted joint brace 24,34;
B, open the socket connector injection mold, this mould has patrix M1, counterdie M2 and two dynamic model M3 and M4, and counterdie M2 is provided with terminal location equipment D; Described terminals of a unit block 2,3,3 ' is inserted among the terminal location equipment D of described injection mold and locate, matched moulds surrounds a die cavity between the patrix M1 of injection mold, counterdie M2 and two dynamic model M3 and the M4;
C, in the die cavity of described injection mold, inject the thermoplastic (this thermoplastic can adopt terephthalic acid (TPA) second succinate, common ABS or the like thermoplastic) of melting by injection molding machine, make the terminals of a unit block 2,3 that inserts described terminal location equipment, 3 ' be injected into one with the insulation crust 1 of thermoplastic formation, cooling, die sinking promptly gets socket connector.
In step c, the part that three terminals of a unit block 2,3,3 ' that thermoplastic in the molding mold cavity will be arranged in this die cavity are exposed to this die cavity coats, described terminals of a unit block 2,3,3 ' is exposed to the caulking part that part in the die cavity comprises brace 24,34 and terminal 21,31, the positioning convex ring 22,32 of close caulking part on the terminal 21,31, and brace 24,34 other position except that free- ended weld part 25,35.
Described terminal location equipment D comprises a projection D1 and three terminal position blind hole D2 that are provided with from this projection D1 end face from top to bottom.The end face of the projection D1 of this terminal location equipment D is quincunx, makes the inner chamber of shell 1 of the socket connector behind the injection molded be quincunx.According to demand, the projection D1 of terminal location equipment D can make the projection that end face is the figure of eight, " D " font, ellipse or rectangle.
But automated production of this socket connector or manual production.Its automated production process is as follows: brace and terminal are placed on respectively in the vibrating disk of correspondence of automatic riveting machine and sort, utilize manipulator to grasp terminal and location, grasp simultaneously on the riveting post that brace is enclosed within terminal ends, then under the automatic riveting of the drift of terminal riveting machine, brace and terminal are riveted on together, form terminals of a unit block.The terminals of a unit block that processes is inserted among the terminal position blind hole D2 of terminal location equipment D of injection mold, terminals of a unit block can not rocked, when the patrix M1 of mould closes following time, patrix M1 drives dynamic model M3 and M4 closes up to counterdie M2 simultaneously, forms an airtight die cavity, by injection molding machine to this airtight shape chamber injection of plastic, form plastic casing, simultaneously terminals of a unit block is embedded in the plastics patrix M1 die sinking, drive slide block dynamic model M3 and M4 and slip off, the mould ejecting mechanism ejects the socket connector after the shaping.
Embodiment two:
Shown in Figure 10 a, b, this socket connector comprises insulation crust 101 and is arranged at three interior terminals of a unit block 102 of insulation crust, a terminals of a unit block is used for earth connection, two other terminals of a unit block be used to start to exchange fire line and zero line, three terminals of a unit block 102 and insulation crust 101 are injection moulding all-in-one-pieces, and each terminals of a unit block was riveted before injection molded by a terminal and a connecting piece and formed.105 is the weld part of the brace of three terminals of a unit block among the figure, the caulking part of brace and terminal, the positioning convex ring of close caulking part on the terminal, and brace other position except that free-ended weld part 105 all is coated in the corresponding site of plastic insulation shell 101.106 is alignment pin among the figure, and 107 is location notch.
Embodiment two is with the difference of embodiment one: the structure of terminals of a unit block that is used for earth connection is different.Among the embodiment two, the structure of terminals of a unit block that is used for earth connection is identical with the structure of the terminals of a unit block 3 of embodiment one.The structure of this terminals of a unit block causes among the embodiment two, and weld part, the weld part of brace that is used for the terminals of a unit block of connecting to neutral line of brace of terminals of a unit block of weld part, the line that is used to start to exchange fire of brace that is used for the terminals of a unit block of earth connection is arranged side by side at same of insulation crust 101.And in embodiment one, weld part, the weld part of brace that is used for the terminals of a unit block of connecting to neutral line of brace of terminals of a unit block of line of being used to start to exchange fire is arranged side by side at same of insulation crust 1, and the weld part of brace that is used for the terminals of a unit block of earth connection stretches out from the another side of insulation crust 1.
Embodiment three:
Shown in Figure 11 a, b, this socket connector comprises insulation crust 201 and is arranged at interior two terminals of a unit block 202,203 of insulation crust, two terminals of a unit block are respectively applied for start to exchange fire line and zero line, two terminals of a unit block 202,203 and insulation crust 201 are injection moulding all-in-one-pieces, and each terminals of a unit block was riveted before injection molded by a terminal and a connecting piece and formed.205 is the weld part of the brace of two terminals of a unit block among the figure, the caulking part of brace and terminal, the positioning convex ring of close caulking part on the terminal, and brace other position except that free-ended weld part 205 all is coated in the corresponding site of plastic insulation shell 201.206 is alignment pin among the figure, and 207 is location notch.The structure of terminals of a unit block 202,203 is identical with terminals of a unit block 3 among the embodiment one.
Each terminals of a unit block of the utility model socket connector forms by a terminal and a connecting piece riveted joint, and be injection molded into one with insulation crust, in vibration and when collision, the joint portion of the caulking part of brace and terminal and they and insulation crust all can not produce the loose contact phenomenon.Positioning convex ring and brace other position except that weld part near caulking part on the brace of each terminals of a unit block and the caulking part of terminal, the terminal all are coated in the plastics that constitute insulation crust, have guaranteed that terminal, brace are connected with the firm of insulation crust; Brace is subjected to plastics protection simultaneously; be difficult for being affected by the external environment; effectively avoided the caulking part of brace, terminal and the brace of existing socket connector all to be exposed to plastic outer; be subject to extraneous poor environment and produce oxidation; influence electric transmission performance; and, improved the product safety performance greatly easily because of humid air, water droplet, other conductor influence produce electric arc and cause defectives such as fire phenomena.In addition, the terminals of a unit block in the utility model adopts brace and terminal to process the forming technology that is riveted together then respectively, and processing cost is low, can change structure according to demand flexibly.
The utility model socket connector can be realized automated production, thereby can significantly promote production efficiency, improves product quality stability.
Claims (7)
1, a kind of socket connector, comprise insulation crust and be arranged at least two interior terminals of a unit block of insulation crust, it is characterized in that: described at least two terminals of a unit block and insulation crust are the injection moulding all-in-one-pieces, wherein each terminals of a unit block was riveted before injection molded by a terminal and a connecting piece and is formed, and positioning convex ring and brace other position except that weld part near caulking part on the caulking part of brace and terminal, the terminal all are coated in the corresponding site of insulation crust.
2, socket connector according to claim 1 is characterized in that: the cavity in the described insulation crust is quincunx or the figure of eight or " D " font or oval or rectangle.
3, socket connector according to claim 1 is characterized in that: described and insulation crust injection moulding all-in-one-piece terminals of a unit block has two, and each terminals of a unit block forms by a terminal and a connecting piece riveted joint.
4, socket connector according to claim 1 is characterized in that: described and insulation crust injection moulding all-in-one-piece terminals of a unit block has three, and each terminals of a unit block forms by a terminal and a connecting piece riveted joint.
5, according to the described socket connector of the arbitrary claim of claim 1-5, it is characterized in that: the outer wall of described insulation crust is provided with to be installed with alignment pin and location notch.
6, socket connector according to claim 5 is characterized in that: described terminal is cylindrical terminal or prismatic terminal.
7, socket connector according to claim 5 is characterized in that: described terminal is solid terminal, and they are cylindrical or prismatic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066959 CN2845217Y (en) | 2005-11-02 | 2005-11-02 | Socket connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066959 CN2845217Y (en) | 2005-11-02 | 2005-11-02 | Socket connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2845217Y true CN2845217Y (en) | 2006-12-06 |
Family
ID=37487160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520066959 Expired - Lifetime CN2845217Y (en) | 2005-11-02 | 2005-11-02 | Socket connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2845217Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100364183C (en) * | 2005-11-02 | 2008-01-23 | 华玮电子（东莞）有限公司 | Formation method for socket connector and socket connector |
| CN102509920A (en) * | 2011-11-02 | 2012-06-20 | 镇江日鑫电子有限公司(中外合资) | Contact pin connector |
-
2005
- 2005-11-02 CN CN 200520066959 patent/CN2845217Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100364183C (en) * | 2005-11-02 | 2008-01-23 | 华玮电子（东莞）有限公司 | Formation method for socket connector and socket connector |
| CN102509920A (en) * | 2011-11-02 | 2012-06-20 | 镇江日鑫电子有限公司(中外合资) | Contact pin connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061206 |
|
| EXPY | Termination of patent right or utility model |