CN201122706Y - Electric connector - Google Patents
Electric connector Download PDFInfo
- Publication number
- CN201122706Y CN201122706Y CNU2007201571458U CN200720157145U CN201122706Y CN 201122706 Y CN201122706 Y CN 201122706Y CN U2007201571458 U CNU2007201571458 U CN U2007201571458U CN 200720157145 U CN200720157145 U CN 200720157145U CN 201122706 Y CN201122706 Y CN 201122706Y
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- CN
- China
- Prior art keywords
- insulating body
- power supply
- electric connector
- rear end
- terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to an electric connector which comprises an insulation main body provided with a slot and a plurality of terminal slots communicated with the slot; a plurality of power terminals are respectively provided and are fixedly arranged in the terminal slots of the insulation main body, each power terminal is provided with a contacting part extending into the slot and a welding part extending out of the insulation main body; a positioning part is provided and is arranged on the insulation main body and is provided with a plurality of containing grooves, wherein the welding parts of two power terminals are held in at least a containing groove, to provide the simultaneous welding for a power wire. The electric connector provided by the utility model not only can solve the problem of the overheating and breakage of the power wire resulted from the uneven shunting of the current when the prior power terminals are respectively connected with a power supply, to achieve stable power transmission, but also under the condition that the cost is not increased, the welding process of respectively connecting the prior power terminals with a power wire is simplified.
Description
Technical field
The utility model relates to electric connector, relates in particular to the electric connector of tool power delivery.
Background technology
Existing electric connector, in be provided with a plurality of power supply terminals and a plurality of signal terminal, these power supply terminals be the specific responsibility power delivery, these signal terminals are then specialized in the transmission of signal aspect.
These power supply terminals connect a power lead respectively, wherein be used for transmitting the power lead of same potential, can be connected on the same current potential of power supply unit output, under the normal condition, the resistance of each power lead all should be identical, so the magnitude of current of every the power lead of flowing through after the electric current shunting also should be identical, but owing to there is difference on manufacturing process and the tolerance, when the resistance of each power lead is incomplete same, cause the electrorheological of the lower power lead of the resistance of flowing through big easily, make the overheated damage of this power lead, and produce the problem on the safety.
At its Announcement Number is 00568461, date of declaration is in the novel patent of TaiWan, China on December 21st, 2003, a kind of cable connector combination is disclosed, it comprises: insulating body and a plurality of power supply terminal and signal terminal that is installed in this insulating body, a kind of many-to-one power supply terminal is wherein disclosed, it must make moulding in addition especially, with common moulding one afterbody of weld part that transmits the terminal of same potential with three, and connect a power lead with this afterbody, though can address the above problem, but must make a brand-new power supply terminal in addition, not only take a lot of work, and produce the problem that cost increases.
At another its Announcement Number is 00566737, date of declaration is in the novel patent of TaiWan, China on December 11st, 2003, a kind of micro coaxial cable connector assembly is disclosed, comprise: an insulating body and a plurality of power supply terminal and signal terminal that is installed in this insulating body, one printed circuit board (PCB) is installed in this insulating body, it is to be assembled in this insulating body, the center conductor of these power supply terminals and power lead is electrically connected with printed circuit board (PCB) respectively and forms the power delivery path, connect a plurality of power supply terminals simultaneously by printed circuit board (PCB), though can under the situation that does not increase brand-new power supply terminal, address the above problem, but must additionally increase the printed circuit board (PCB) of a costliness, the problem that also exists cost to increase.
The utility model content
Main purpose of the present utility model provides a kind of electric connector, can make at least two power supply terminals be welded to a power lead.
For achieving the above object, the utility model provides a kind of electric connector, comprising: an insulating body, and it has slot and a plurality of terminal groove that is communicated with slot; A plurality of power supply terminals are fixedly arranged on the terminal groove of insulating body respectively, and each power supply terminal has the weld part that the contact site and that stretches into slot stretches out insulating body; And positioning piece, it is arranged at insulating body, and keeper has a plurality of accepting grooves, and wherein at least one accepting groove is accommodated the weld part of at least two power supply terminals, welds simultaneously for a power lead.
Compared with prior art, electric connector of the present utility model has following beneficial effect:
By accommodating the weld part of at least two power supply terminals in the same accepting groove, can in this accepting groove, weld at least two power supply terminals for a power lead easily, not only can solve existing power supply terminal and connect a power lead respectively because of the uneven problem that causes the overheated damage of power lead of electric current shunting, reach the stable power transmission, and can not increase under the condition of cost, simplify the welding process that existing power supply terminal connects a power lead respectively.
Description of drawings
Fig. 1 is the three-dimensional exploded view at the visual angle of electric connector first embodiment of the present utility model;
Fig. 2 is the three-dimensional exploded view at another visual angle of electric connector first embodiment of the present utility model;
Fig. 3 is the solid combination schematic diagram of electric connector first embodiment of the present utility model;
Fig. 4 is the vertical view of electric connector first embodiment of the present utility model;
Fig. 5 is the three-dimensional exploded view of electric connector second embodiment of the present utility model;
Fig. 6 is another visual angle three-dimensional exploded view of electric connector second embodiment of the present utility model;
Fig. 7 is the solid combination schematic diagram of electric connector second embodiment of the present utility model;
Fig. 8 is the schematic perspective view of the protective sleeve of electric connector of the present utility model.
Wherein, description of reference numerals is as follows:
1 insulating body, 11 power supply areas, 12 signaling zones, 13 terminal grooves
14,17 extension blocks, 141 first guide grooves, 171 second guide grooves, 142,172 circular arc salient points
15 first protruding rails, 16 slots, 2 power supply terminals, 21 contact sites
22 fixed parts, 23 weld parts, 3 signal terminals, 31 contact sites
32 fixed parts, 33 weld parts, 4 keepers, 41 power supply areas
42 signaling zones, 43 accepting grooves, 44 second protruding rails, 5 power leads
51 power supply heart yearns, 52 power supply coating layers, 6 signal conductors, 61 signal core lines
62 signal packet coating, 7 back chock 70 through holes 71 the 3rd protruding rails
72 projections
Embodiment
See also Fig. 1 to shown in Figure 4, the electric connector of the utility model first embodiment comprises: an insulating body 1, a plurality of power supply terminal 2, a plurality of signal terminal 3 and positioning piece 4.
This insulating body 1 is with the plastic material moulding, include a front end, a rear end and both sides, this insulating body 1 is provided with a slot 16 that runs through its front end, this slot 16 is divided into left and right sides two parts, wherein a part is a power supply area 11, and another part is a signaling zone 12, and this power supply area 11 and this signaling zone 12 respectively are provided with a plurality of terminal grooves 13, these terminal grooves 13 laterally are listed as and are located at this insulating body 1, and longitudinally run through this insulating body 1 rear end and communicate with this slot 16.The both sides of this insulating body 1 respectively form one first protruding rail 15.The relative inner that these both sides, insulating body 1 rear end respectively are provided with an extension block 14, two extension blocks 14 respectively is formed with first guide groove 141 that is vertical elongated ditch shape, and two circular arc salient points 142 lay respectively at this first guide groove, 141 tops and below.
These power supply terminals 2 are with metal material moulding, and each power supply terminal comprises a contact site 21, a fixed part 22 and a weld part 23, and this contact site 21 bends and extends into type by these fixed part 22 front ends, and this weld part 23 is by these fixed part 22 rear end elongation mouldings.Each power supply terminal 2 is arranged the terminal groove 13 of power supply area 11 that should insulating body 1 respectively and is provided with, and the power supply terminal 2 of guaranteeing to be used for to transmit same potential is adjacent to be provided with, so that the power supply terminal 2 of these same potential is arranged in groups.
These signal terminals 3 are with metal material moulding, and each signal terminal 3 also has a contact site 31, a fixed part 32 and a weld part 33, and this contact site 31 bends and extends into type by these fixed part 32 front ends, and this weld part 33 is by these fixed part 32 rear end elongation mouldings.Each signal terminal 3 is arranged the terminal grooves in the signaling zone 12 that should insulating body 1 13 respectively and is provided with.
The fixed part 22,32 of these power supply terminals 2 and these signal terminals 3 is fixedly arranged on respectively in the terminal groove 13 of this power supply area 11 and this signaling zone 12 in the mode of interference fit, these weld parts 23,33 stretch out in this insulating body 1 rear end, and these contact sites 21,31 stretch in this slot 16, contact in order to butt joint terminal, and then realize being electrically connected with the butt joint electric connector.
The rear end of this insulating body 1 made and is assembled in by this keeper 4 with insulating material, these keeper 4 left and right sides are to forming a pair of second protruding rail 44 to first guide groove 141, should be arranged at this in first guide groove 141 in sliding mode of establishing to second protruding rail 44, this keeper 4 is positioned this insulating body 1 rear end.
In the electric connector of the utility model first embodiment, also be provided with a back chock 7, it is shaped on this keeper 4, these keeper 4 rear ends laterally are listed as to establish and form a plurality of accepting grooves 43,7 pairs of this back chocks should insulating body 1 terminal groove 13 be provided with a plurality of through holes 70, these through holes 70 are through these chock 7 rear and front ends, back, and communicate in these accepting grooves 43.When keeper 4 was assembled into this insulating body 1 rear end, this back chock 7 can cover the gap of the terminal groove 13 of insulating body 1 rear end most ofly.In addition, these back chock 7 both sides when this is slidably connected to this to first guide groove 141 to second protruding rail 44, make this flange 73 slip over this circular arc salient point 142 to should respectively forming a flange 73 by circular arc salient point 142, this keeper 4 is fastened in this insulating body 1 rear end.
4 pairs of this keepers should insulating body 1 power supply area 11 and signaling zone 12, and these through holes 70 and these accepting grooves 43 are distinguished into power supply area 41 and signaling zone 42 two parts.
At least one accepting groove 43 in the power supply area 41 of this keeper 4 contains the weld part 23 of at least two power supply terminals 2, and these weld parts 23 wear these through holes 70, and laterally are arranged in this accepting groove 43, i.e. the through hole 70 that can simultaneously corresponding at least two power supply terminals 2 be worn of accepting groove 43 in this power supply area 41.
The weld part 23 of at least two above-mentioned power supply terminals 2 can weld for a power lead 5 in same accepting groove 43 simultaneously, to guarantee the identical current potential of these at least two power supply terminals 2 transmission.
These power leads 5 are connected in the power supply device (not shown), to provide when transmission required power supply.This power lead 5 comprises a power supply heart yearn 51 and a power supply coating layer 52, the metal material moulding of this power supply heart yearn 51 to conduct electricity very well, this power supply coating layer 52 is with the insulating material moulding, it coats the appearance of this power supply heart yearn 51 and only manifests an end, to have the effect of electric insulation, avoid phenomenon generations such as short circuit then.
This accepting groove 43 also can only corresponding single through hole 70, and only wears for the weld part 23 of this single power supply terminal 2, and is contained in this accepting groove 43.
Accepting groove 43 respectively corresponding these through holes 70 in the signaling zone 42 of this keeper 4, be different from the accepting groove 43 in this power supply area 41, the weld part 33 of these signal terminals 3 wears these through holes 70 respectively and is contained in this accepting groove 43, and promptly each accepting groove 43 in this signaling zone 42 all is the weld part 33 of only accommodating single signal terminal 3.
These signal terminals 3 are electrically connected with a plurality of signal conductors 6 respectively, these signal conductors 6 have a signal core line 61 and coat the signal packet coating 62 of this signal core line 61, and the weld part 33 of these signal terminals 3 is welded in respectively in these accepting grooves 43 for the signal core line 61 of these signal conductors 6.
Second embodiment of electric connector of the present utility model, see also Fig. 5 to shown in Figure 7, wherein this keeper 4 directly is shaped in the rear end lower edge of this insulating body 1, and respectively be provided with an extension block 17 in these upper limb both sides, insulating body 1 rear end, respectively form one second guide groove 171 between these two extension blocks, 17 bottom surfaces and keeper 4 end faces, and these two extension blocks, 17 relative inner respectively form a circular arc salient point 172.This electric connector also includes a back chock 7, is these places, accepting groove 43 tops of vicinity that are arranged at this keeper 4 in the mode of assembling.These back chock 7 both sides respectively have one the 3rd protruding rail 71 and are positioned at a flange 73 of the 3rd protruding rail 71 tops, and these back chock 7 front end faces are provided with a plurality of projections 72.Wherein, 71 pairs of the 3rd protruding rails should second guide groove 171, these projection 72 corresponding these terminal grooves 13, and transversely arranged moulding; 73 pairs of this flanges should circular arc salient point 172.The 3rd protruding rail 71 is slidably connected to this second guide groove 171, and these projections 72 stretch in these terminal grooves 13 gap with the terminal groove 13 that covers this insulating body 1 rear end most ofly respectively, and compress these power supply terminals 2 and these signal terminals 3, to guarantee that contact site 21,31, fixed part 22,32 and weld part 23,33 can correctly be arranged in terminal groove 13 and the accepting groove 43, this flange 73 slips over this circular arc salient point 172, to fix this back chock 7.
No matter be first embodiment or second embodiment of above-mentioned electric connector of the present utility model; see also shown in Figure 8; this insulating body 1 also can be further with mode moulding one protective sleeve 8 of coating die casting (Over Molding), and it is coated in the junction of these weld parts 23,33 and these power leads 5 and these signal conductors 6.This protective sleeve 8 can be protected the weld part 23,33 of these power supply terminals 2 and these signal terminals 3 with the plastic material moulding, and power supply heart yearn 51 that is welded and signal core line 61.
In the coating die casting course of processing, this back chock 7 can cover the gap of the terminal groove 13 of insulating body 1 rear end most ofly, can reduce effectively that melten gel overflows in the terminal groove 13 and influence that the electrical transmission effect of these power supply terminals 2 and signal terminal 3 is caused.
As seen, electric connector of the present utility model is the weld part of accommodating at least two power supply terminals in same accepting groove, can conveniently in this accepting groove, weld at least two power supply terminals for a power lead, not only can solve existing power supply terminal and connect a power lead respectively because of the uneven problem that causes the overheated damage of power lead of electric current shunting, reach the stable power transmission, and can not increase under the condition of cost, simplify the welding process that existing power supply terminal connects a power lead respectively.
The above only is preferred embodiment of the present utility model; be not in order to limit protection range of the present utility model; so the equivalence that all utilizations specification of the present utility model and accompanying drawing content are done changes, and all in like manner all is contained in the rights protection scope of the present utility model.
Claims (9)
1. an electric connector is characterized in that, comprising:
One insulating body has slot and a plurality of terminal groove that is communicated with slot;
A plurality of power supply terminals are fixedly arranged on the terminal groove of described insulating body respectively, and each power supply terminal has the weld part that the contact site and that stretches into described slot stretches out described insulating body; And
Positioning piece is arranged on the described insulating body, and described keeper has a plurality of accepting grooves, and wherein at least one accepting groove is accommodated the weld part of at least two power supply terminals.
2. electric connector as claimed in claim 1, it is characterized in that described insulating body also comprises: described insulating body front end is run through in a front end and a rear end, described slot, described terminal groove runs through the rear end of described insulating body, and described keeper is arranged on the rear end of described insulating body.
3. electric connector as claimed in claim 2, it is characterized in that: the both sides of described keeper are respectively equipped with a protruding rail, the both sides, rear end of described insulating body respectively are provided with an extension block, and the relative inner of described two extension blocks respectively is formed with a guide groove, and two described protruding rails are slidedly arranged in the two described guide grooves.
4. as claim 2 or 3 described electric connectors, it is characterized in that, also comprise: a back chock, described back chock is shaped on the described keeper, and corresponding described terminal groove is provided with a plurality of through holes, described through hole communicates in the accepting groove of correspondence, and the weld part of described power supply terminal is arranged in described through hole respectively.
5. electric connector as claimed in claim 1, it is characterized in that described insulating body also comprises: described insulating body front end is run through in a front end and a rear end, described slot, described terminal groove runs through described insulating body rear end, and described keeper is the rear end that is shaped in described insulating body.
6. electric connector as claimed in claim 5, it is characterized in that, also comprise: a back chock, the both sides of described back chock respectively are provided with a protruding rail, described keeper is shaped in the rear end lower edge of described insulating body, upper limb both sides, described insulating body rear end respectively are provided with an extension block, respectively form a guide groove between the bottom surface of described two extension blocks and the end face of described keeper, and the protruding rail of described back chock is slidedly arranged in the described guide groove.
7. electric connector as claimed in claim 6 is characterized in that: described back chock forms a plurality of projections, and described each projection stretches into respectively in the described terminal groove.
8. electric connector as claimed in claim 1 is characterized in that, described power supply terminal also comprises: a fixed part, be fixedly arranged on the described terminal groove, and described contact site is by described fixed part front end elongation moulding, and described weld part is by described fixed part rear end elongation moulding.
9. electric connector as claimed in claim 1 is characterized in that: the weld part of at least two power supply terminals and a power lead weld simultaneously in the described accepting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201571458U CN201122706Y (en) | 2007-07-23 | 2007-07-23 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201571458U CN201122706Y (en) | 2007-07-23 | 2007-07-23 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201122706Y true CN201122706Y (en) | 2008-09-24 |
Family
ID=40009947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201571458U Expired - Lifetime CN201122706Y (en) | 2007-07-23 | 2007-07-23 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201122706Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834317A (en) * | 2017-10-19 | 2018-03-23 | 王燕军 | A kind of female connector, Male head connector and combination |
| CN113422232A (en) * | 2021-06-25 | 2021-09-21 | 中航光电科技股份有限公司 | Terminal mounting structure, cable connector and connector assembly |
-
2007
- 2007-07-23 CN CNU2007201571458U patent/CN201122706Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107834317A (en) * | 2017-10-19 | 2018-03-23 | 王燕军 | A kind of female connector, Male head connector and combination |
| CN107834317B (en) * | 2017-10-19 | 2024-03-29 | 王燕军 | Female connector, male connector and combination |
| CN113422232A (en) * | 2021-06-25 | 2021-09-21 | 中航光电科技股份有限公司 | Terminal mounting structure, cable connector and connector assembly |
| CN113422232B (en) * | 2021-06-25 | 2022-04-01 | 中航光电科技股份有限公司 | Terminal mounting structure, cable connector and connector assembly |
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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: 20080924 |
|
| CX01 | Expiry of patent term |