CN211789901U - Spring plate and power adapter - Google Patents
Spring plate and power adapter Download PDFInfo
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- CN211789901U CN211789901U CN202020857906.6U CN202020857906U CN211789901U CN 211789901 U CN211789901 U CN 211789901U CN 202020857906 U CN202020857906 U CN 202020857906U CN 211789901 U CN211789901 U CN 211789901U
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- bending
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Abstract
The utility model discloses a power adapter, include: the cover body is provided with a containing groove; the front end of the plug pin extends into the containing groove, the rear end of the plug pin is rotatably hinged with the cover body, and the rear end of the plug pin is provided with an arc-shaped contact; the elastic piece comprises a connecting part and an inclined bent part, one end of the connecting part is connected with one end of the inclined bent part, and the other end of the inclined bent part is bent and extends upwards in an inclined manner; the circuit board is electrically connected with the elastic sheet; and when the front end of the plug pin is rotated out of the accommodating groove, the arc contact is positioned in the first arc part. The utility model discloses still disclose a shell fragment, become through punching press bending type by a slice form metal body, it is used for power adapter. The utility model provides a shell fragment and power adapter participates in the contact with the shell fragment good, and electric conductivity is good.
Description
Technical Field
The utility model relates to an adapter technical field, specifically speaking relates to a shell fragment and power adapter.
Background
The connection between the pins of the existing power adapter and the circuit board generally adopts metal elastic sheets, and the metal connection elastic sheets are easy to loosen and even fall off due to low combination tightness when the metal elastic sheets are matched and connected; in addition, the contact between the existing elastic sheet and the pin is line contact, and the conductivity is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shell fragment and power adapter participates in with the contact of shell fragment good, and electric conductivity is good.
The utility model discloses a technical scheme that shell fragment and power adapter adopted is:
a power adapter, comprising: the cover body is provided with a containing groove; the front end of the plug pin extends into the accommodating groove, the rear end of the plug pin is rotatably hinged with the cover body, the rear end of the plug pin is provided with an arc-shaped contact, and the elastic piece comprises a connecting part and an inclined bent part; the circuit board is electrically connected with the elastic sheet; one end of the connecting part is arched to form an arched part, a first arc-shaped part is formed at the connecting part of the arched part and the inclined bending part, and when the front end of the pin is rotated out of the accommodating groove, the arc-shaped contact is positioned in the first arc-shaped part.
Preferably, the other end of the inclined bending part is bent to form a second arc-shaped part, and when the front end of the pin is turned into the accommodating groove, the arc-shaped contact is located in the second arc-shaped part.
Preferably, the radian of the first arc-shaped part is similar to that of the arc-shaped contact, and the radian of the second arc-shaped part is similar to that of the arc-shaped contact.
Preferably, the connector further comprises an adapter plate, the adapter plate is electrically connected with the elastic sheet, and the circuit board is electrically connected with the adapter plate.
Preferably, the other end of the connecting portion is bent to form a clamping portion, and the adapter plate is electrically connected with the elastic sheet through the clamping portion.
Preferably, the clamping portion is shaped like a Chinese character 'ji', and has an opening, and the minimum width of the opening is smaller than the thickness of the adapter plate in a natural state.
Preferably, the clamping portion includes a first bending section that is bent downward and a second bending section that is bent toward the direction of the adapter plate and extends upward, and the second bending section abuts against the adapter plate.
The utility model also discloses a spring plate which is formed by stamping and bending a sheet metal body and is used for the power adapter, comprising a connecting part and an inclined bending part, wherein one end of the connecting part is connected with one end of the inclined bending part, and the other end of the inclined bending part is bent and extends upwards in an inclined way; one end of the connecting portion is arched to form an arched portion, and a first arc-shaped portion is formed at the joint of the arched portion and one end of the inclined bending portion.
Preferably, the other end of the inclined bending part is bent to form a second arc-shaped part.
Preferably, the other end of the connecting portion forms a clamping portion for connecting the adapter plate, and the clamping portion is shaped like a Chinese character 'ji' and has an opening.
The utility model discloses a shell fragment and power adapter's beneficial effect is: the arch part is formed by arching one end of the connecting part, the first arc part is formed at the connecting part of the arching part and the inclined bending part, and when the front end of the pin is rotated out of the accommodating groove, the arc contact is positioned in the first arc part. At the moment, the rotation of the pin is limited by the first arc-shaped part, so that the contact reliability is good and the stability is high; and the contact area of the first arc-shaped part and the arc-shaped contact is large, so that the conductivity is greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of the power adapter of the present invention.
Fig. 2 is a schematic structural diagram of the power adapter of the present invention, which is used to remove the pressing plate.
Fig. 3 is a schematic structural diagram of another view angle of the power adapter of the present invention.
Fig. 4 is a top view of the power adapter of the present invention.
Fig. 5 is a side view of the elastic sheet of the power adapter of the present invention.
Fig. 6 is a schematic structural diagram of the elastic sheet of the power adapter of the present invention.
Fig. 7 is a schematic structural diagram of the elastic sheet and the adapter plate of the power adapter of the present invention.
Fig. 8 is a schematic structural diagram of a spring piece according to another embodiment of the power adapter of the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the following embodiments and drawings in which:
referring to fig. 1, a power adapter includes a cover 10, pins 20, a spring sheet 30, an adapter plate 40, and a circuit board 50.
Referring to fig. 3 and 4, the cover 10 has a receiving groove 11. The front end of the pin 20 extends into the receiving groove 11, the rear end of the pin 20 is rotatably hinged with the cover 10, and the rear end of the pin 20 is provided with an arc-shaped contact 21. The circuit board 50 is electrically connected to the elastic sheet 30.
Referring to fig. 4 and 5, the elastic sheet 30 includes a connecting portion 32 and an inclined bending portion 34. One end of the connecting portion 32 is connected to one end of the inclined bent portion 34, and the other end of the inclined bent portion 34 is bent and extends obliquely upward. The connection portion 32 is formed with an arched portion 36 at one end, a first arc portion 33 is formed at the connection portion of the arched portion 36 and the inclined bent portion 34, and when the front end of the pin 20 is rotated out of the accommodation groove 11, the arc contact 21 at the rear end of the pin 20 is reversely rotated to be located in the first arc portion 33.
Wherein, the radian of first arc portion 33 is close with the radian of arc contact 21, makes arc contact 21 and first arc portion 33 be face contact, and electric conductivity is strong, and contact stability is good. Specifically, the curvature of the first arc portion 33 is slightly smaller than that of the arc contact 21, so as to provide a clamping force to the arc contact 21, and further improve the stability of the combination of the two.
In the power adapter, one end of the connecting portion 32 is arched to form an arched portion 36, so that a first arc portion 33 is formed at the connection between the arched portion 36 and the inclined bent portion 34. When the front end of the pin 20 is rotated out of the receiving slot 11, the arc contact 21 is located in the first arc portion 33. At this time, the rotation of the pin 20 is limited by the first arc part 33, the contact reliability is good, and the stability is high; and the contact area of the first arc-shaped part 33 and the arc-shaped contact 21 is large, so that the conductivity is greatly improved.
The other end of the inclined bent portion 34 is bent to form a second arc portion 35. When the front end of the pin 20 is rotated into the receiving slot 11, the arc contact 21 is located in the second arc portion 35. Wherein the radian of the second arc-shaped part 35 is similar to that of the arc-shaped contact 21.
Referring to fig. 1 and 2, the interposer 40 is electrically connected to the elastic sheet 30, and the circuit board 50 is electrically connected to the interposer 40. Through setting up keysets 40, reduce circuit board 50's area, and then make this power adapter structure compacter, the volume is littleer.
Referring to fig. 5 and 6, the other end of the connecting portion 32 is bent to form a clamping portion 31, and the adapter plate 40 is electrically connected to the elastic sheet 30 through the clamping portion 31 without welding, so that the overall structure is simple to assemble and disassemble. In this embodiment, the clamping portion 31 is shaped like a Chinese character 'ji', and has an opening, and in a natural state, the minimum width of the opening is smaller than the thickness of the adapter plate 40, so that the adapter plate 40 extending into the clamping portion 31 is clamped by the elasticity of the opening. Preferably, the opening is formed with a guide slope for guiding the adapter plate 40 to extend into the clamping portion 31.
Referring to fig. 8, in another embodiment, the fastening portion 31 includes a first bending section 311 bending downward and a second bending section 312 bending toward the interposer 40 and extending upward, and the second bending section 312 elastically abuts against the interposer 40, so as to electrically connect the elastic sheet 30 and the interposer 40.
Referring to fig. 1, 2 and 6, a fastening hole 321 is formed on the connecting portion 32, and a fastening post 12 corresponding to the fastening hole 321 is formed on the back surface of the cover 10. The pressing plate 40 is further included, and the pressing plate 40 is pressed on the connecting portion 32. The pressing plate 40 is provided with a clamping groove corresponding to the clamping column 12. Referring to fig. 7, during installation, the clamping groove is aligned with the clamping post 12 and then pressed down to match the clamping post and the clamping post, so as to position the pressing plate. The pressing plate 40 is provided with a locking hole, and the pressing plate 40 is fixed on the back of the cover 10 through the locking hole by a screw.
Referring to fig. 5, 6 and 8, the present invention further discloses a spring sheet 30 formed by stamping and bending a sheet metal body for a power adapter, which includes a connecting portion 32 and an inclined bending portion 34, wherein one end of the connecting portion 32 is connected to one end of the inclined bending portion 34, and the other end of the inclined bending portion 34 is bent and extends obliquely upward. The connection portion 32 is formed with an arch portion 36 at one end, and a first arc portion 33 is formed at the connection portion of the arch portion 36 and one end of the inclined bent portion 34.
The other end of the inclined bent portion 34 is bent to form a second arc portion 35. The other end of the connecting portion 32 forms a clamping portion 31 for connecting the adapter plate 40, and the clamping portion 31 is shaped like a Chinese character 'ji' and has an opening.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (10)
1. A power adapter, comprising:
the cover body is provided with a containing groove;
the front end of the plug pin extends into the containing groove, the rear end of the plug pin is rotatably hinged with the cover body, and the rear end of the plug pin is provided with an arc-shaped contact;
the elastic piece comprises a connecting part and an inclined bent part, one end of the connecting part is connected with one end of the inclined bent part, and the other end of the inclined bent part is bent and extends upwards in an inclined manner; and
the circuit board is electrically connected with the elastic sheet;
one end of the connecting part is arched to form an arched part, a first arc-shaped part is formed at the connecting part of the arched part and the inclined bending part, and when the front end of the pin is rotated out of the accommodating groove, the arc-shaped contact is positioned in the first arc-shaped part.
2. The power adapter as claimed in claim 1, wherein the other end of the inclined bending portion is bent to form a second arc-shaped portion, and when the front end of the pin is rotated into the receiving groove, the arc-shaped contact is located in the second arc-shaped portion.
3. The power adapter of claim 2 wherein the arc of the first arcuate portion is similar to the arc of the arcuate contact and the arc of the second arcuate portion is similar to the arc of the arcuate contact.
4. The power adapter as claimed in claim 1, further comprising an adapter plate, wherein the adapter plate is electrically connected to the spring plate, and the circuit board is electrically connected to the adapter plate.
5. The power adapter as claimed in claim 4, wherein the other end of the connecting portion is bent to form a clamping portion, and the adapter plate is electrically connected with the elastic piece through the clamping portion.
6. The power adapter as claimed in claim 5, wherein the clamping portion is shaped like a Chinese character 'ji' and has an opening, and the minimum width of the opening is smaller than the thickness of the adapter plate in a natural state.
7. The power adapter as claimed in claim 5, wherein the clamping portion comprises a first bending section bending downward and a second bending section bending toward the adapter plate and extending upward, and the second bending section abuts against the adapter plate.
8. A spring plate is formed by stamping and bending a sheet metal body and is used for a power adapter and is characterized by comprising a connecting part and an inclined bending part, wherein one end of the connecting part is connected with one end of the inclined bending part, and the other end of the inclined bending part is bent and extends upwards in an inclined manner;
one end of the connecting portion is arched to form an arched portion, and a first arc-shaped portion is formed at the joint of the arched portion and one end of the inclined bending portion.
9. The spring plate according to claim 8, wherein the other end of the inclined bent portion is bent to form a second arc-shaped portion.
10. The spring plate according to claim 8, wherein the other end of the connecting portion forms a clip portion for connecting the adapter plate, and the clip portion is shaped like a Chinese character 'ji' and has an opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020857906.6U CN211789901U (en) | 2020-05-21 | 2020-05-21 | Spring plate and power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020857906.6U CN211789901U (en) | 2020-05-21 | 2020-05-21 | Spring plate and power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211789901U true CN211789901U (en) | 2020-10-27 |
Family
ID=72955410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020857906.6U Active CN211789901U (en) | 2020-05-21 | 2020-05-21 | Spring plate and power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211789901U (en) |
-
2020
- 2020-05-21 CN CN202020857906.6U patent/CN211789901U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |