CN207664857U - A kind of power supply adaptor - Google Patents
A kind of power supply adaptor Download PDFInfo
- Publication number
- CN207664857U CN207664857U CN201721399056.4U CN201721399056U CN207664857U CN 207664857 U CN207664857 U CN 207664857U CN 201721399056 U CN201721399056 U CN 201721399056U CN 207664857 U CN207664857 U CN 207664857U
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- China
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- power supply
- end cap
- circuit board
- inserted sheet
- actuator arm
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Abstract
The utility model discloses a kind of power supply adaptor comprising：Shell, the circuit board being installed in shell and it is installed on case nose and the end cap by circuit board package in shell, cathode power supply inserted sheet and negative power supply inserted sheet are fixed on the end cap, the cathode power supply inserted sheet and negative power supply inserted sheet are electrically connected with circuit board, the USB charging interface being arranged on the circuit board is revealed in the window of the outer casing back setting, it is characterised in that：The positive terminal and negative terminal being electrically connected respectively with cathode power supply inserted sheet and negative power supply inserted sheet are fixed on the end cap, first flexible actuator arm of the positive terminal is defined in the first limiting slot of end cap sidewalls, and first flexible actuator arm and molding positive terminal pad contact Elastic Contact on circuit board；Second flexible actuator arm of the negative terminal is defined in the second limiting slot of end cap sidewalls, and second flexible actuator arm and molding negative terminal pad contact Elastic Contact on circuit board.
Description
Technical field：
The utility model is related to charge prepd technical fields, refer in particular to a kind of power supply adaptor.
Background technology：
Power supply adaptor is the power supply conversion equipment of small portable electronic device and electronic apparatus, generally by outer
Shell, power transformer and rectification circuit composition, can be divided into exchange output type and direct-current-output type by its output type；By connection side
Formula can be divided into Direct Plug-In and Table top type.It is matched in phone composite aircraft, game machine, language playback device, walkman, notebook meter extensively
In the equipment such as calculation machine, cellular phone.
Power supply adaptor in the prior art includes：Shell, the circuit board being installed in shell and before being installed on shell
It holds and the end cap by circuit board package in shell, is fixed with cathode power supply inserted sheet and negative power supply inserted sheet on the end cap, this is just
Pole power supply inserted sheet and negative power supply inserted sheet by conducting wire with welding circuit board to be electrically connected.Due to cathode power supply inserted sheet
With negative power supply inserted sheet by conducting wire with welding circuit board to be electrically connected, cause in this way processing procedure increase process, and grasp
Make to get up relatively complicated, labor intensity is big, and working efficiency is not high.
In view of this, the present inventor proposes following technical scheme.
Utility model content：
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of power supply adaptor.
In order to solve the above-mentioned technical problem, the utility model uses following technical proposals：The power supply adaptor includes：Outside
Shell, the circuit board being installed in shell and it is installed on case nose and the end cap by circuit board package in shell, the end cap
On be fixed with cathode power supply inserted sheet and negative power supply inserted sheet, the cathode power supply inserted sheet and negative power supply inserted sheet are electrical with circuit board
It connects, the USB charging interface being arranged on the circuit board is revealed in the window of the outer casing back setting, it is characterised in that：Institute
The positive terminal and negative terminal for being fixed on end cap and being electrically connected respectively with cathode power supply inserted sheet and negative power supply inserted sheet are stated, it should
First flexible actuator arm of positive terminal is defined in the first limiting slot of end cap sidewalls, and on first flexible actuator arm and circuit board
Molding positive terminal pad contact Elastic Contact；Second flexible actuator arm of the negative terminal is defined in the second limiting slot of end cap sidewalls
In, and second flexible actuator arm and molding negative terminal pad contact Elastic Contact on circuit board.
Furthermore, in above-mentioned technical proposal, the end cap sidewalls form the first, second limiting plate and positioned at the
One, first between the second limiting plate compresses plate, first limiting slot is formed between first, second limiting plate, this first
It compresses plate to be placed in the first limiting slot, and is contradicted with the first flexible actuator arm；First, second limiting plate is also supported with the circuit board
Pressure positioning.
Furthermore, in above-mentioned technical proposal, the end cap sidewalls form third, the 4th limiting plate and positioned at the
Three, second between the 4th limiting plate compresses plate, and second limiting slot is formed between the third, the 4th limiting plate, this second
It compresses plate to be placed in the second limiting slot, and is contradicted with the second flexible actuator arm；The third, the 4th limiting plate are also supported with the circuit board
Pressure positioning.
Furthermore, in above-mentioned technical proposal, the positive terminal include the first main part and bending forming in
The the first bending extension and bending forming of first main part end are in the first bending extension end and opposite first main body
Vertical first flexible actuator arm in portion is provided with the first opening on first main part, which opens by first
Muzzle is set to cathode power supply inserted sheet rear end, and by being welded and fixed, and first main part is bonded with end cap.
Furthermore, in above-mentioned technical proposal, the negative terminal include the second main part and bending forming in
The the second bending extension and bending forming of second main part end are in the second bending extension end and opposite second main body
Vertical second flexible actuator arm in portion is provided with the second opening on second main part, which opens by second
Muzzle is set to negative power supply inserted sheet rear end, and by being welded and fixed, and second main part is bonded with end cap.
Furthermore, in above-mentioned technical proposal, first flexible actuator arm has the first arc protrusion, first arc
Shape protrusion is compressed with the positive terminal pad contact and is contacted；Second flexible actuator arm has the second arc protrusion, this second
Arc protrusion is compressed with the negative terminal pad contact and is contacted.
Furthermore, in above-mentioned technical proposal, stepped groove is formed at the outer cover port, is formed on the end cap
The flange being adapted to the stepped groove, the flange side form ultrasonic wave molten thread, which is connected in the stepped groove, this is super
Sound wave molten thread is fixed on by ultrasonic wave melting in stepped groove, and end cap is enabled to be fixed at the outer cover port.
Furthermore, in above-mentioned technical proposal, the ladder trench bottom is provided with locating groove；The flange outer sides at
Type has card convex, which enables end cap be defined at the outer cover port in locating groove.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art：Due to just
Pole power supply inserted sheet is electrically conducted by positive terminal and molding positive terminal pad contact Elastic Contact on circuit board with being formed, and negative
Pole power supply inserted sheet is electrically conducted by negative terminal and molding negative terminal pad contact Elastic Contact on circuit board with being formed, i.e., its
Between without welding, labor intensity is substantially reduced with this, reduces processing procedure process, and it is also very easy to operate, and connects quality
Stablize, enables the utility model that there is the extremely strong market competitiveness.
Description of the drawings：
Fig. 1 is the stereogram of the utility model；
Fig. 2 is the stereogram exploded view of the utility model；
Fig. 3 is the installation diagram of circuit board and end cap in the utility model；
Fig. 4 is the stereogram of end cap in the utility model；
Fig. 5 is the stereogram after end cap dismounting positive and negative terminals in the utility model；
Fig. 6 is the stereogram of shell in the utility model.
Specific implementation mode：
The utility model is further illustrated with reference to specific embodiments and the drawings.
See shown in Fig. 1-6, be a kind of power supply adaptor comprising：Shell 1, the circuit board 2 being installed in shell 1 and
It is installed on 1 front end of shell and circuit board 2 is packaged in the end cap 3 in shell 1, cathode power supply inserted sheet 4 is fixed on the end cap 3
With negative power supply inserted sheet 5, the cathode power supply inserted sheet 4 and negative power supply inserted sheet 5 are electrically connected with circuit board 2, the circuit board 2
The USB charging interface 20 of upper setting is revealed in the window 11 of 1 rear end of shell setting, and difference is fixed on the end cap 3
The positive terminal 31 and negative terminal 32 being electrically connected with cathode power supply inserted sheet 4 and negative power supply inserted sheet 5, the positive terminal 31
First flexible actuator arm 311 is defined in the first limiting slot 33 of 3 side wall of end cap, and on first flexible actuator arm 311 and circuit board 2
Molding 21 Elastic Contact of positive terminal pad contact；Second flexible actuator arm 321 of the negative terminal 32 is defined in the of 3 side wall of end cap
In two limiting slots 34, and second flexible actuator arm 321 and molding 22 Elastic Contact of negative terminal pad contact on circuit board 2.Due to
Cathode power supply inserted sheet 4 is by molding 21 Elastic Contact of positive terminal pad contact on positive terminal 31 and circuit board 2 to be formed electrically
Conducting, and negative power supply inserted sheet 5 by molding 22 Elastic Contact of negative terminal pad contact on negative terminal 32 and circuit board 2 with shape
At electrically conducting, i.e., without welding between it, labor intensity is substantially reduced with this, reduces processing procedure process, and operates also ten
Divide simplicity, connect stable quality, enables the utility model that there is the extremely strong market competitiveness.
3 side wall of the end cap form the first, second limiting plate 331,332 and positioned at the first, second limiting plate 331,
First between 332 compresses plate 333, and first limiting slot 33 is formed between first, second limiting plate 331,332, this
One, which compresses plate 333, is placed in the first limiting slot 33, and is contradicted with the first flexible actuator arm 311, and the first elasticity is not only can guarantee with this
The stability that contact arm 311 is installed, and can guarantee the elastic strength of the first flexible actuator arm 311；First, second limiting plate 331,
332 also compress positioning with the circuit board 2, ensure the stability of circuit board assembly.
3 side wall of the end cap form third, the 4th limiting plate 341,342 and positioned at third, the 4th limiting plate 341,
Second between 342 compresses plate 343, and second limiting slot 34 is formed between the third, the 4th limiting plate 341,342, this
Two, which compress plate 343, is placed in the second limiting slot 34, and is contradicted with the second flexible actuator arm 321, and the second elasticity is not only can guarantee with this
The stability that contact arm 321 is installed, and can guarantee the elastic strength of the second flexible actuator arm 321；The third, the 4th limiting plate 341,
342 also compress positioning with the circuit board 2, ensure the stability of circuit board assembly.
The positive terminal 31 includes the first main part 313 and bending forming in the of 313 end of the first main part
One bending extension 312 and bending forming are in the first bending 312 end of extension and the opposite vertical institute of first main part 313
The first flexible actuator arm 311 is stated, the first opening 314 is provided on first main part 313, which passes through first
Opening 314 is sheathed on 4 rear end of cathode power supply inserted sheet, and by being welded and fixed, and first main part 313 is pasted with end cap 3
It closes.The negative terminal 32 includes the second bending of the second main part 322 and bending forming in 322 end of the second main part
Extension 323 and bending forming are in the second bending 323 end of extension and opposite second main part 322 vertical described second
Flexible actuator arm 321 is provided with the second opening 324 on second main part 322, which passes through the second opening 324
It is sheathed on 5 rear end of negative power supply inserted sheet, and by being welded and fixed, and second main part 322 is bonded with end cap 3.
First flexible actuator arm 311 have the first arc protrusion 315, the first arc protrusion 315 with it is described just
Pole pad contacts 21 compress contact, ensure the stability of contact；Second flexible actuator arm 321 has the second arc protrusion
325, which compresses with the negative terminal pad contact 22 contacts, and ensures the stability of contact.
Stepped groove 12 is formed at 1 port of the shell, and the flange being adapted to the stepped groove 12 is formed on the end cap 3
35, which forms ultrasonic wave molten thread 36, which is connected in the stepped groove 12, the ultrasonic wave molten thread
36 are fixed on by ultrasonic wave melting in stepped groove 12, enable end cap 3 be fixed at 1 port of the shell, and its structure is extremely steady
Fixed, 12 bottom of the stepped groove is provided with locating groove 121；35 outside of the flange forms card convex 351, the card convex 351 card
In locating groove 121, enables end cap 3 be defined at 1 port of the shell, further increase the stability of its assembling structure.
In conclusion since cathode power supply inserted sheet 4 passes through molding positive terminal pad contact on positive terminal 31 and circuit board 2
21 Elastic Contacts are electrically conducted with being formed, and negative power supply inserted sheet 5 is welded by molding cathode on negative terminal 32 and circuit board 2
22 Elastic Contact of disk contact is electrically conducted with being formed, i.e., without welding between it, substantially reduces labor intensity with this, reduce processing procedure
Process, and it is also very easy to operate, and connects stable quality, and the utility model is enabled to have the extremely strong market competitiveness.
Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model
Range, it is all according to the equivalent change or modification that structure, feature and principle is done described in present utility model application the scope of the claims, it should all wrap
It includes in present utility model application the scope of the claims.
Claims (8)
1. a kind of power supply adaptor comprising：Shell (1), the circuit board (2) being installed in shell (1) and it is installed on shell
(1) front end and circuit board (2) is packaged in the end cap (3) in shell (1), cathode power supply inserted sheet (4) is fixed on the end cap (3)
With negative power supply inserted sheet (5), the cathode power supply inserted sheet (4) and negative power supply inserted sheet (5) are electrically connected with circuit board (2), should
The USB charging interface (20) being arranged on circuit board (2) is revealed in the window (11) of the shell (1) rear end setting, feature
It is：The anode being electrically connected respectively with cathode power supply inserted sheet (4) and negative power supply inserted sheet (5) is fixed on the end cap (3)
Terminal (31) and negative terminal (32), the first flexible actuator arm (311) of the positive terminal (31) are defined in the of end cap (3) side wall
In one limiting slot (33), and first flexible actuator arm (311) and molding positive terminal pad contact (21) elastic connecting on circuit board (2)
It touches；The second flexible actuator arm (321) of the negative terminal (32) is defined in second limiting slot (34) of end cap (3) side wall, and should
Second flexible actuator arm (321) and molding negative terminal pad contact (22) Elastic Contact on circuit board (2).
2. a kind of power supply adaptor according to claim 1, it is characterised in that：End cap (3) side wall forms first,
Second limiting plate (331,332) and first plate (333) is compressed between the first, second limiting plate (331,332), this
One, first limiting slot (33) is formed between the second limiting plate (331,332), this first compresses plate (333) and be placed in the first limit
In position slot (33), and contradicted with the first flexible actuator arm (311)；First, second limiting plate (331,332) also with the circuit board
(2) positioning is compressed.
3. a kind of power supply adaptor according to claim 2, it is characterised in that：End cap (3) side wall form third,
4th limiting plate (341,342) and second plate (343) is compressed between third, the 4th limiting plate (341,342), this
Three, second limiting slot (34) is formed between the 4th limiting plate (341,342), this second compresses plate (343) and be placed in the second limit
In position slot (34), and contradicted with the second flexible actuator arm (321)；The third, the 4th limiting plate (341,342) also with the circuit board
(2) positioning is compressed.
4. according to a kind of power supply adaptor described in claim 1-3 any one, it is characterised in that：The positive terminal (31)
Include the first main part (313) and bending forming in the first main part (313) end the first bending extension (312) with
And bending forming in the first bending extension (312) end, simultaneously touch by vertical first elasticity of opposite first main part (313)
Arm (311) is provided with the first opening (314) on first main part (313), which passes through the first opening
(314) it is sheathed on cathode power supply inserted sheet (4) rear end, and by being welded and fixed, and first main part (313) and end cap
(3) it is bonded.
5. according to a kind of power supply adaptor described in claim 1-3 any one, it is characterised in that：The negative terminal (32)
Include the second main part (322) and bending forming in the second main part (322) end the second bending extension (323) with
And bending forming in the second bending extension (323) end, simultaneously touch by vertical second elasticity of opposite second main part (322)
Arm (321) is provided with the second opening (324) on second main part (322), which passes through the second opening
(324) it is sheathed on negative power supply inserted sheet (5) rear end, and by being welded and fixed, and second main part (322) and end cap
(3) it is bonded.
6. a kind of power supply adaptor according to claim 1, it is characterised in that：First flexible actuator arm (311) has
First arc protrusion (315), the first arc protrusion (315) are compressed with the positive terminal pad contact (21) and are contacted；It is described
Second flexible actuator arm (321) has the second arc protrusion (325), the second arc protrusion (325) and the negative terminal pad
Contact (22) compresses contact.
7. a kind of power supply adaptor according to claim 1, it is characterised in that：Rank is formed at shell (1) port
Terraced slot (12) forms the flange (35) being adapted to the stepped groove (12) on the end cap (3), which forms
Ultrasonic wave molten thread (36), the flange (35) are connected in the stepped groove (12), which passes through ultrasonic wave
Melting is fixed in stepped groove (12), and end cap (3) is enabled to be fixed at the shell (1) port.
8. a kind of power supply adaptor according to claim 7, it is characterised in that：Stepped groove (12) bottom is provided with fixed
Position card slot (121)；Form card convex (351) on the outside of the flange (35), card convex (351) inlay card in locating groove (121),
End cap (3) is enabled to be defined at the shell (1) port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721399056.4U CN207664857U (en) | 2017-10-26 | 2017-10-26 | A kind of power supply adaptor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721399056.4U CN207664857U (en) | 2017-10-26 | 2017-10-26 | A kind of power supply adaptor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207664857U true CN207664857U (en) | 2018-07-27 |
Family
ID=62937555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721399056.4U Active CN207664857U (en) | 2017-10-26 | 2017-10-26 | A kind of power supply adaptor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207664857U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113923905A (en) * | 2020-06-24 | 2022-01-11 | 苹果公司 | Power adapter for electronic device |
-
2017
- 2017-10-26 CN CN201721399056.4U patent/CN207664857U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113923905A (en) * | 2020-06-24 | 2022-01-11 | 苹果公司 | Power adapter for electronic device |
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