CN208862214U - Electric connector - Google Patents
Electric connector Download PDFInfo
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- CN208862214U CN208862214U CN201821562781.3U CN201821562781U CN208862214U CN 208862214 U CN208862214 U CN 208862214U CN 201821562781 U CN201821562781 U CN 201821562781U CN 208862214 U CN208862214 U CN 208862214U
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- power supply
- supply terminal
- electric connector
- terminal
- holding parts
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Abstract
The utility model provides a kind of electric connector, it is with insulating body and is fixed on several power supply terminals pair of the insulating body, the insulating body has base portion, from the docking section that the base portion extends forward and several first end pilot trench extended along the longitudinal direction, the power supply terminal is to being contained in corresponding first end pilot trench, and each power supply terminal is to including two panels power supply terminal, every power supply terminal is equipped with the holding parts being retained in first end pilot trench, several contact portions extended to form forward from one end of the holding parts and the weld part extended from the other end of the holding parts, the contact portion of the two panels power supply terminal of each power supply terminal centering is arranged in a row along short transverse, and alternate cycles are arranged several contact portions of the two panels power supply terminal in transverse direction.The utility model electric connector can be effectively improved the heat condition of power supply terminal pair.
Description
Technical field
The utility model relates to a kind of electric connectors, more particularly to one kind can be effectively improved conductive terminal heat condition
Electric connector.
Background technique
The front end that the power supply terminal of typical electrical connector usually is from sheet metal forms one or is divided into multiple contact arms,
And electric connector is when transmitting electric current, the temperature extreme higher position of power supply terminal is the contact pad areas of its contact arm, because it connects
The way of contact of contact is only line contact and is limited current channel, in the limited width of power supply terminal, power supply
Terminal easily generates fever because of current impedance, and then causes contact point temperature excessively high.
In view of this, it is necessary to existing electric connector be improved, to solve the above problems.
Utility model content
The purpose of this utility model is to provide the electric connectors that one kind can effectively inhibit conductive terminal to generate heat.
To realize above-mentioned purpose of utility model, the utility model provides a kind of electric connector comprising insulating body and
It is fixed on several power supply terminals pair of the insulating body, the insulating body has base portion, extends forward from the base portion
Docking section and several first end pilot trench extended along the longitudinal direction, the power supply terminal is to being contained in corresponding first end pilot trench
It is interior, and each power supply terminal, to including two panels power supply terminal, every power supply terminal, which is equipped with, to be retained in first end pilot trench
Holding parts, several contact portions for extending to form forward from one end of the holding parts and extend from the other end of the holding parts
Weld part, the contact portion of the two panels power supply terminal of each power supply terminal centering is arranged in a row along short transverse, and described
Alternate cycles are arranged several contact portions of two panels power supply terminal in transverse direction.
The power supply terminal is to being divided into two be oppositely arranged along short transverse as a further improvement of the utility model,
Row, and the power supply terminal constitutes one group to being arranged in pairs along short transverse, two power ends of every group of power supply terminal centering
The opposite and interval along the short transverse is arranged in son.
The contact portion being located at as a further improvement of the utility model, with the power supply terminal pair of row is lined up along front and back
Two column that direction is arranged in a staggered manner.
It is located at the contact zone of contact portion of the power supply terminal pair with row as a further improvement of the utility model,
In in same level.
Two contact portions adjacent in row are staggered along the longitudinal direction as a further improvement of the utility model, sets
It sets.
The two panels power supply terminal of each power supply terminal centering is respectively outer as a further improvement of the utility model,
Terminal and inner terminal, on Yu Suoshu front-rear direction, the contact portion of the contact zone of the contact portion of the external terminal than the inner terminal
The forward setting in contact zone.
The holding parts of the two panels power supply terminal of each power supply terminal centering as a further improvement of the utility model,
It is arranged along the short transverse interval, and is mounted on forward in the same first end pilot trench from the rear side of the base portion.
As a further improvement of the utility model, on direction from top to bottom, every group of power supply terminal centering four
Length of the holding parts of piece power supply terminal on the front-rear direction is sequentially reduced.
The angle between the contact arm and horizontal plane of the external terminal is greater than institute as a further improvement of the utility model,
State the angle between the contact arm of inner terminal and horizontal plane.
As a further improvement of the utility model, the roof of the insulating body be equipped with it is several along short transverse by its
Perforative first radiating groove, first radiating groove first end pilot trench corresponding with its inside are connected, each power end
That piece power supply terminal that son is located at least in upside in has the second radiating groove, and second radiating groove runs through along short transverse to be set
It is placed on the holding parts of that piece power supply terminal.
The utility model has the beneficial effects that the utility model electric connector connecing power supply terminal centering two panels power supply terminal
Contact portion is arranged in a row to form same row's contact portion along short transverse, and several contact portions of two panels power supply terminal are in transverse direction
Alternate cycles setting, the heat condition that can be effectively increased current channel, reduce power supply terminal pair, the transmission for improving electric connector can
By degree.
Detailed description of the invention
Fig. 1 is the three-dimensional assembly diagram of the first preferred embodiment of the utility model electric connector.
Fig. 2 is the stereogram exploded view of electric connector shown in Fig. 1.
Fig. 3 is the view at another visual angle of electric connector shown in Fig. 1.
Fig. 4 is the stereoscopic schematic diagram of the insulating body of electric connector shown in Fig. 2.
Fig. 5 is the stereoscopic schematic diagram of one group of power supply terminal pair of electric connector shown in Fig. 2.
Fig. 6 is the stereogram exploded view of one group of power supply terminal pair of electric connector shown in Fig. 5.
Fig. 7 is the side view of one group of power supply terminal pair of electric connector shown in Fig. 5.
Fig. 8 is the schematic cross-sectional view of electric connector shown in Fig. 1.
Fig. 9 be electric connector shown in Fig. 1 by one of power supply terminal to the schematic cross-sectional view after removal.
Figure 10 is the three-dimensional assembly diagram of the second preferred embodiment of the utility model electric connector.
Figure 11 is the stereogram exploded view of electric connector shown in Figure 10.
Figure 12 is the optical cable of one group of power supply terminal pair of electric connector shown in Figure 11.
Figure 13 is the schematic cross-sectional view of electric connector shown in Figure 10.
Specific embodiment
The utility model is described in detail below with reference to embodiment shown in the drawings.But the embodiment is not
Limit the utility model, structure that those skilled in the art are made according to the embodiment, method or functionally
Transformation is all contained in the protection scope of the utility model.
It please join the first preferred embodiment that Fig. 1 to Fig. 9 show the utility model electric connector, the electric connector 100
Including insulating body 1 and several power supply terminals for being fixed on the insulating body 1 to 2.It for ease of description, hereafter will be to be electrically connected
The butt end for connecing device 100 is considered as front end, the other end opposite with butt end be considered as rear end be illustrated namely front-rear direction for electricity
The abutting direction of connector 100 and abutment element (not shown), meanwhile, defining a direction vertical with the front-rear direction is
Transverse direction, another direction vertical with front-rear direction are short transverse, and in the present embodiment, the insulating body 1 is in cross
Size on direction is greater than it in the size in short transverse and front-rear direction.
It please join Fig. 1 to Fig. 4 and combine shown in Fig. 8 to Fig. 9, in the present invention, the insulating body 1 has base portion
11, from the docking section 12 that the base portion 11 extends forward, several first end pilot trench 13 extended along the longitudinal direction and several along preceding
The jube 14 that rear direction extends is provided with the jube 14 between every two adjacent first end pilot trench 13.Described first
Terminal groove 13 along the longitudinal direction runs through the insulating body 1, and it is described right that the jube 14 is extended forwardly into from the base portion 11
The front end face 121 of socket part 12.
The docking section 12 there is forwards open to be arranged to accommodate the docking space 120 of an abutment element, the first end
Pilot trench 13 is connected with the docking space 120.
In the present embodiment, the insulating body 1 has upper and lower two rows of first end pilot trench 13 and is formed in and ranked first
Terminal groove 13 and under ranked first spaced walls 15 between terminal groove 13, the spaced walls 15 along the transverse direction extend to form in
Inside the base portion 11, and separated ranked first terminal groove 13 above and below.Further, the spaced walls 15 extend forwardly into institute
The front end face of base portion 11 is stated, is not extended forwardly in the docking section 12.
The rear side of the base portion 11 have along the longitudinal direction spaced first mounting surface 111, the second mounting surface 112 and
Third mounting surface 113, wherein the third mounting surface 113, the second mounting surface 112 and the first mounting surface 111 along the longitudinal direction according to
Secondary arrangement.
It please join shown in Fig. 4 and Fig. 9, in the present embodiment, the first end pilot trench 13 includes along the longitudinal direction by the base
The perforative through slot 131 in portion 11 and several fixing grooves 132 being connected with the through slot 131, the fixing groove 132 are in pairs and symmetrical
Setting, in the present embodiment, the first end pilot trench 13 have along spaced two pairs fixing grooves 132 of short transverse,
The fixing groove 132 of two of every centering be placed in the through slot 131 in transverse direction on two sides.The same first end pilot trench
In 13, positioned at upside fixing groove 132 along the longitudinal direction on development length be greater than positioned at downside fixing groove 132 extension it is long
Degree.
It please join shown in Fig. 5 to Fig. 9, the power supply terminal is contained in corresponding first end pilot trench 13 to 2, and each described
Power supply terminal includes two panels power supply terminal 21 to 2, and every power supply terminal 21 is equipped with the fixing being retained in first end pilot trench 13
Portion 201, several contact portions 202 extended to form forward from one end of the holding parts 201 and from the another of the holding parts 201
The weld part 203 extended is held, each power supply terminal is to the contact portion 202 of the two panels power supply terminal 21 in 2 along short transverse
It is arranged in a row, and alternate cycles are arranged several contact portions 202 of the two panels power supply terminal 21 in transverse direction.
The power supply terminal is divided into the two rows being oppositely arranged along short transverse namely upper row's power supply terminal pair and lower row to 2
Power supply terminal pair, and the power supply terminal is arranged in pairs along short transverse to constitute one group to 2, every group of power supply terminal is in 2
To 2, along the short transverse, opposite and interval is arranged two power supply terminals.In on front-rear direction, the welding of upper row's power supply terminal pair
Portion 203 is located at second mounting surface, 112 rear side, the welding position of lower row's power supply terminal pair in second mounting surface 112 with
Between third mounting surface 113.
In the present embodiment, every power supply terminal 21 has three contact portions extended to form forward from its holding parts 201
202, the holding parts 201 are the laminated structure being parallel to the horizontal plane, and the contact portion 202 is in bending, and is had towards institute
State the contact zone 2020 of 15 projection of spaced walls.
The power supply terminal positioned at same row lines up two column being arranged in a staggered manner along the longitudinal direction to 2 contact portion 202.Together
When, the power supply terminal positioned at same row is in same level the contact zone 2020 of 2 contact portion 202.Further,
Two adjacent contact portions 202 are arranged in a staggered manner along the longitudinal direction in same row.In this way, when abutment element insertion, along front and back
Direction is staggered can successively contact with abutment element respectively in the contact portion 202 of two column settings, to realize multi-level and more contact points
Contact so that contact it is more abundant, enhance its electric connection stability and electric current transmission stability, while make with it is right
The contact engaging and separating force between element is connect to be evenly distributed, reduce the calorific value of contact surface.
Each power supply terminal is respectively external terminal 211 and inner terminal 212 to the two panels power supply terminal 21 in 2, wherein
Compared to the external terminal 211, the holding parts 201 and contact portion 202 of the inner terminal 212 are closer to the insulating body 1
Spaced walls 15.In on front-rear direction, the contact portion 202 of the external terminal 211 is more forward than the contact portion 202 of the inner terminal 212
Setting.The contact portion 202 of the external terminal 211 is first contacted with abutment element, after the contact portion 202 of inner terminal 212 with dock member
Part contact, so to reduce contact engaging and separating force, so that feeling is better for plug, and deformation and mistake after avoiding elastic contact arm from plugging for a long time
Effect, and then guarantee permanent electric connection.
Each power supply terminal sets the holding parts 201 of the two panels power supply terminal 21 in 2 along the short transverse interval
It sets, and is mounted on forward in the same first end pilot trench 13 from the rear side of the base portion 11.Each holding parts
201 in transverse direction on two sides be respectively equipped with and project outwardly interference part 2011, the interference part 2011 and the first end
132 interference of correspondence fixing groove of pilot trench 13 cooperates.
As shown in fig. 7, on direction from top to bottom, every group of power supply terminal consolidates four power supply terminals 21 in 2
It holds length of the portion 201 on the front-rear direction to be sequentially reduced, that is, the two panels power supply terminal in upper row's power supply terminal is to 2
In 21, the holding parts 201 of external terminal 211 along the longitudinal direction on length be greater than inner terminal 212 holding parts 201 length；?
Lower row's power supply terminal in the two panels power supply terminal 21 in 2, the holding parts 201 of inner terminal 212 along the longitudinal direction on length it is big
In the length of the holding parts 201 of external terminal 211.Meanwhile upper row's power supply terminal to the holding parts 201 of the inner terminal 212 in 2 along preceding
Length in rear direction is greater than lower row's power supply terminal to the length of the holding parts 201 of the inner terminal 212 in 2.
The weld part 203 includes the plate-like portion 2031 of extension being bent downward from the rear end of the holding parts 201 and from institute
State several legs 2032 that the bottom end of plate-like portion 2031 extends downwardly, in the present embodiment, the plate-like portion 2031 and vertical plane
It is arranged in parallel, the leg 2032 extends along the vertical direction to be inserted into external circuits plate (not shown).
The every power supply terminal 21 has several elastic contact arms extended to form forward from the front end of its holding parts 201
204, the contact portion 202 is located on front side of corresponding contact arm 204 to be in contact with the abutment element, the contact arm 204
It advances through the first end pilot trench 13 and is contained in the docking section 12.
Angle between the contact arm 204 and horizontal plane of the external terminal 211 is greater than the contact arm of the inner terminal 212
Angle between 204 and horizontal plane.In the present embodiment, the inner terminal 212 also has its contact arm 204 and holding parts
201 connected linking arms 205, the linking arm 205 are opposite with the bending extending direction of the contact arm 204 so that between the two
Angle opening towards inside (namely towards the spaced walls 15).
Specifically, above row's power supply terminal is to for 2, the linking arm 205 from the front end of the holding parts 201 forward and
It is folded upward at extension, the contact arm 204 forward and bends downward extension from the front end of the linking arm 205, so that described connect
Angle between contact arm 204 and the linking arm 205 is opening down.Further, upper row's power supply terminal to 2 two holding parts
201 and positioned at 201 front side of the holding parts part (including several contact arms 204, linking arm 205 and contact portion 202) under
Two holding parts 201 of the power supply terminal to 2 and the part positioned at 201 front side of holding parts are arranged in mirror symmetry setting.
Please join Fig. 1 to Fig. 3 and as shown in connection with fig. 9, in the present embodiment, the electric connector 100 also have be located at it is described
Power supply terminal to 2 in transverse direction on wherein side several signal terminals 3, the insulating body 1, which also has, is located at described the
Several second end pilot trench 16 of one terminal groove, 13 side.
Every signal terminal 3 includes fixed part 31, the plug division 32 of 31 one end of self-fixed department extension and self-fixed department 31
The pin 33 that the other end extends.The rear side of the fixed part 31 from the base portion 11 is inserted and fixed in the second end pilot trench 16
Interior, the plug division 32 positioned at 31 front side of fixed part protrudes into the docking section 12, to realize electricity with docking facilities
Property connection.In the present embodiment, the two sides of the fixed part 31 are respectively equipped with hangnail 311, the hangnail 311 and the base portion 11
Interference engagement prevents the signal terminal when docking with docking facilities to realize fixation of the signal terminal 3 in insulating body 1
3 shake, and improve docking stability.
The utility model electric connector 100 is by the contact portion 202 of power supply terminal centering two panels power supply terminal along short transverse
It is arranged in a row to form same row's contact portion, and alternate cycles are set several contact portions 202 of two panels power supply terminal in transverse direction
It sets, current channel can be effectively increased, reduce power supply terminal to 2 heat condition, improve the transmission reliability of electric connector 100.
It please join shown in Figure 10 to Figure 13, be the second preferred embodiment of the utility model electric connector, the electric connector
100 ' include insulating body 1 ' and are fixed on several power supply terminals of the insulating body 1 ' to 2 ', wherein insulating body 1 ' and electricity
Source terminal is identical as electric connector 100 in the first preferred embodiment to 2 ' basic structure and assembled relation, no longer superfluous herein
It states, is only illustrated below with its difference place:
Several first radiating grooves 171 ', first radiating groove 171 ' are offered on the roof 17 ' of the insulating body 1 '
The roof 17 ' is run through along short transverse, first radiating groove first end pilot trench 13 ' corresponding with its inside is connected.
Further, in the present embodiment, the roof 17 ' offers two rows first radiating groove of alignment setting along the longitudinal direction
171 ', the first radiating groove 171 ' described in every row is arranged side by side in transverse direction, and on front-rear direction, positioned at front-seat described the
One radiating groove 171 ' along the longitudinal direction on length be greater than positioned at heel row first radiating groove 171 ' along the longitudinal direction on
Length.
Each power supply terminal has at least one second to radiate that piece power supply terminal 21 ' for being located at least in upside in 2 '
Slot 206 ', second radiating groove 206 ' are opened on corresponding holding parts 201 ', and along short transverse by the holding parts 201 '
Run through.In the present embodiment, each upper row's power supply terminal on the holding parts 201 ' of the two panels power supply terminal 21 ' in 2 ' to being equipped with
Second radiating groove 206 ' is only located at the power supply of upside per row's power supply terminal once in the two panels power supply terminal 21 ' in 2 '
Second radiating groove 206 ' is offered on terminal (namely lower row's power supply terminal is to inner terminal 212 ' in 2 ').
Since the holding parts 201 ' are fixed in corresponding first end pilot trench 13 ', institute after the power supply terminal 21 ' is powered
The heat of generation can pass through the second radiating groove 206 ', first end pilot trench 13 ' and the first radiating groove 171 ' and exhale, and avoid heat
It is internal to accumulate in insulating body 1 '.
Meanwhile upper row's power supply terminal is to offering an at least third on the plate-like portion 2031 ' of every power supply terminal 21 ' in 2 '
Radiating groove 207 ', and in short transverse, the length of the third radiating groove 207 ' on external terminal 211 ' is greater than on inner terminal 212 '
Third radiating groove 207 ' length.In addition, each power supply terminal in upper row is to the third on two panels power supply terminal 21 ' in 2 '
Projection of the radiating groove 207 ' on vertical plane is least partially overlapped, and projection of the third radiating groove 207 ' on vertical plane is fallen
Terminal groove 13 ' be ranked first under entering inside the projection on the vertical plane, that is, the third radiating groove 207 ' is along the longitudinal direction
With it is described under ranked first terminal groove 13 ' and be aligned setting.In the present embodiment, the third radiating groove 207 ' on the inner terminal 212 '
Projection on vertical plane falls into the third radiating groove 207 ' on the external terminal 211 ' inside the projection on the vertical plane.Such as
This, so that the heat dissipation channel in outside is larger, in favor of rapidly distributing the heat on power supply terminal.
Above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although referring to preferred embodiment pair
The utility model is described in detail, those skilled in the art should understand that, it can be to the technology of the utility model
Scheme is modified or replaced equivalently, without departing from the spirit and scope of the technical scheme of the present invention.
Claims (10)
1. a kind of electric connector comprising insulating body and several power supply terminals pair for being fixed on the insulating body, it is described exhausted
Edge ontology has base portion, from the docking section that the base portion extends forward and several first end pilot trench extended along the longitudinal direction, institute
Power supply terminal is stated to being contained in corresponding first end pilot trench, and each power supply terminal is to including two panels power supply terminal, often
If piece power supply terminal is equipped with the holding parts being retained in first end pilot trench, extends to form forward from one end of the holding parts
Stem grafting contact portion and the weld part extended from the other end of the holding parts, it is characterised in that: each power supply terminal centering
The contact portion of two panels power supply terminal is arranged in a row along short transverse, and several contact portions of the two panels power supply terminal are transversely square
It is arranged to alternate cycles.
2. electric connector as described in claim 1, it is characterised in that: the power supply terminal is set along short transverse is opposite to being divided into
The two rows set, and the power supply terminal constitutes one group, two of every group of power supply terminal centering to being arranged in pairs along short transverse
The opposite and interval along the short transverse is arranged in power supply terminal.
3. electric connector as claimed in claim 2, it is characterised in that: positioned at the contact portion row of the power supply terminal pair of same row
At two column being arranged in a staggered manner along the longitudinal direction.
4. electric connector as claimed in claim 3, it is characterised in that: positioned at the contact portion of the power supply terminal pair of same row
Contact zone is in same level.
5. electric connector as described in claim 3 or 4, it is characterised in that: two adjacent contact portions are before in same row
Rear direction is arranged in a staggered manner.
6. electric connector as claimed in claim 2, it is characterised in that: the two panels power supply terminal of each power supply terminal centering
Respectively external terminal and inner terminal, on Yu Suoshu front-rear direction, the contact zone of the contact portion of the external terminal is than the inner terminal
Contact portion the forward setting in contact zone.
7. electric connector as claimed in claim 6, it is characterised in that: the two panels power supply terminal of each power supply terminal centering
Holding parts be arranged along the short transverse interval, and be mounted on the same first terminal forward from the rear side of the base portion
In slot.
8. electric connector as claimed in claim 6, it is characterised in that: on direction from top to bottom, every group of power end
Length of the holding parts of sub- four power supply terminals of centering on the front-rear direction is sequentially reduced.
9. electric connector as claimed in claim 6, it is characterised in that: the folder between the contact arm and horizontal plane of the external terminal
Angle is greater than the angle between the contact arm and horizontal plane of the inner terminal.
10. electric connector as claimed in claim 6, it is characterised in that: the roof of the insulating body is equipped with several along height
Direction is spent by its perforative first radiating groove, and first radiating groove first end pilot trench corresponding with its inside is connected, each
That piece power supply terminal that upside is located at least in the power supply terminal pair has the second radiating groove, and second radiating groove is along height
Direction is disposed through on the holding parts of that piece power supply terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821562781.3U CN208862214U (en) | 2018-09-25 | 2018-09-25 | Electric connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821562781.3U CN208862214U (en) | 2018-09-25 | 2018-09-25 | Electric connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208862214U true CN208862214U (en) | 2019-05-14 |
Family
ID=66419151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821562781.3U Active CN208862214U (en) | 2018-09-25 | 2018-09-25 | Electric connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208862214U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072059A (en) * | 2019-06-11 | 2020-12-11 | 南京德朔实业有限公司 | Battery pack, combination of battery pack and electric tool |
-
2018
- 2018-09-25 CN CN201821562781.3U patent/CN208862214U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072059A (en) * | 2019-06-11 | 2020-12-11 | 南京德朔实业有限公司 | Battery pack, combination of battery pack and electric tool |
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