CN210517852U - Rail mounted shell fragment and foldable charger - Google Patents
Rail mounted shell fragment and foldable charger Download PDFInfo
- Publication number
- CN210517852U CN210517852U CN201921764665.4U CN201921764665U CN210517852U CN 210517852 U CN210517852 U CN 210517852U CN 201921764665 U CN201921764665 U CN 201921764665U CN 210517852 U CN210517852 U CN 210517852U
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- metal pin
- rail
- metal
- lower cover
- positioning portion
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Abstract
The utility model relates to a plug and charger field specifically provide a rail mounted shell fragment and foldable charger, this rail mounted shell fragment has the guide rail, the guide rail be used for with the terminal sliding fit guide that the metal participated in the metal is participated in and is rotated the switching that realizes the open mode and accomodate the state. The charger comprises a shell, a lower cover and a metal pin, wherein the lower cover is provided with a containing groove of the metal pin, the tail end of the metal pin is installed on the lower cover through a rotating shaft, the metal pin can rotate around the rotating shaft to be folded and contained in the containing groove, the lower cover is also provided with a spring sheet at the tail end of the metal pin and used for fixing the metal pin in an opening state or a containing state, and the spring sheet adopts the rail type spring sheet. Above-mentioned rail mounted shell fragment can prevent to participate in because of the metal that pivot fitting gap arouses rocks to can effectively promote the metal and participate in smooth and easy degree when rotating, promote user's experience and feel.
Description
Technical Field
The utility model relates to a plug and charger field, concretely relates to rail mounted shell fragment to and adopt the foldable charger of this kind of rail mounted shell fragment.
Background
The plug and the charger are both devices for connecting the electric appliance and the power socket. In order to facilitate storage, a charger with pins capable of being stored in the charger body in a foldable mode, namely a foldable charger, is designed.
Fig. 1 and 2 show an overall structure and an exploded state of a conventional folder type charger, respectively. As shown in fig. 1 and 2, the foldable charger includes a housing 1, a lower cover 6 and a metal pin 5, the lower cover 6 has a receiving slot 7 for the metal pin 5, the end of the metal pin 5 is mounted on the lower cover 6 through a rotating shaft 4, the metal pin 5 can rotate around the rotating shaft 4 and be folded and received in the receiving slot 7, the lower cover 6 is further provided with a spring piece 3 at the end of the metal pin 5 for fixing the metal pin 5 in an open state or a receiving state, and specifically, the metal pin 5 and the spring piece 3 are mounted on the lower cover 6 through a pressing plate 2. The metal pins 5 of the folding charger can be folded and stored in the charger body, so that the occupied space can be reduced, the metal pins 5 can be prevented from scratching other objects, and the folding charger is greatly convenient to store. But the metal pins are not smooth enough to rotate, so that the experience of people is not good.
SUMMERY OF THE UTILITY MODEL
The first objective of the present invention is to provide a rail-mounted elastic sheet to solve the technical problem of unsmooth rotation of metal pins.
The utility model discloses a foldable charger is still further provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rail-type elastic piece is used for fixing a metal pin of a folding plug or a metal pin of a folding charger in an opening state or a storage state, and is provided with a guide rail which is used for being in sliding fit with the tail end of the metal pin to guide the metal pin to rotate so as to realize switching between the opening state and the storage state.
In the above-described rail-type leaf spring, preferably, the guide rail has: a first positioning portion for holding the metal pins in an open state; and a second positioning portion for holding the metal pin in a housed state.
In the above-mentioned rail-type elastic piece, preferably, the guide rail is a groove, and the first positioning portion and the second positioning portion are recessed portions at the bottom of the groove.
In the above-mentioned rail-type elastic sheet, preferably, the rail-type elastic sheet is formed with an assembly portion extending outward at one end of the guide rail, and the assembly portion has a third positioning portion for positioning the rail-type elastic sheet.
In the above-described rail-type elastic piece, preferably, the fitting portion has a wire connecting lug.
A foldable charger comprises a shell, a lower cover and a metal pin, wherein the lower cover is provided with a containing groove of the metal pin, the tail end of the metal pin is installed on the lower cover through a rotating shaft, the metal pin can rotate around the rotating shaft to be contained in the containing groove in a folding mode, an elastic sheet is further arranged at the tail end of the metal pin of the lower cover and used for fixing the metal pin in an opening state or a containing state, the elastic sheet is a rail type elastic sheet with a guide rail, and the guide rail is in sliding fit with the tail end of the metal pin to guide the metal pin to rotate so as to achieve switching between the opening state and the containing state.
In the above folding charger, preferably, the guide rail has: a first positioning portion for holding the metal pins in an open state; and a second positioning portion for holding the metal pin in a housed state.
In the above folding charger, preferably, the guide rail is a groove, and the first positioning portion and the second positioning portion are recessed portions at the bottom of the groove.
In the above folding charger, preferably, the rail-type elastic sheet is formed with an assembling portion extending outward at one end of the guide rail, the assembling portion has a third positioning portion, and the assembling portion is positioned on the lower cover by the third positioning portion and is pressed and fixed on the lower cover by a pressing plate.
In the above-described folding charger, preferably, the fitting portion has a wiring lug.
Compared with the prior art, the utility model discloses following beneficial effect has at least:
the terminal cooperation that guide rail and metal on the above-mentioned rail mounted shell fragment participated in can prevent to participate in because of the metal that pivot fit-up gap arouses rocks to can effectively promote the metal and participate in smooth and easy degree when rotating, promote user's experience and feel.
Drawings
Fig. 1 is an overall structural view of a conventional folding charger;
fig. 2 is an exploded view of a conventional folder-type charger;
FIG. 3 is a schematic structural diagram of an embodiment of a rail-type resilient piece;
FIG. 4 is a schematic structural diagram of an embodiment of a foldable charger;
FIG. 5 is a state diagram of the metal pins after being folded and stored;
FIG. 6 is an exploded view thereof;
FIG. 7 is a state diagram of the metal pins and the rotary channel type elastic sheet mounted to the lower cover by the pressing plate;
fig. 8 is a state view after the circuit board is mounted to the lower cover;
reference numerals: 1. a housing; 2. pressing a plate; 2', a screw; 3. a spring plate; 31. a spring plate body; 32. a second positioning portion; 33. a guide rail; 34. a first positioning portion; 35. an assembling portion; 36. a third positioning part; 37. a wiring lug; 4. a rotating shaft; 5. a metal pin; 6. a lower cover; 7. a receiving groove; 8. a circuit board; 9. and (4) conducting wires.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
The first embodiment: rail mounted shell fragment. The rail-type elastic sheet is suitable for folding plugs and folding chargers, and is used for applying elasticity to the tail ends of the metal pins so that the metal pins can be fixed in an open state or a storage state.
Referring to fig. 3, the track-type spring plate 3 includes a spring plate body 31, a guide rail 33 is formed on the spring plate body 31, and the guide rail 33 is used for sliding-fitting with the tail end of the metal pin 5 (see fig. 4) to guide the metal pin 5 to rotate so as to realize switching between an open state and a storage state. The spring plate body 31 is made of a metal sheet, preferably a metal sheet with good elasticity, such as a manganese steel sheet.
Further, the guide rail 33 is formed with: a first positioning portion 34 (please refer to fig. 4) for keeping the metal pins in the open state; and a second positioning portion 32 for holding the metal pins 5 in the accommodated state (see fig. 5). In the present embodiment, the guide rail 33 is a groove, and the first positioning portion 34 and the second positioning portion 32 are recessed portions at the bottom of the groove. When the first positioning portion 34 and the second positioning portion 32 are provided, the ends of the metal pins are recessed into the recessed portions when rotated to the positions, and a larger external force must be applied to separate the metal pins 5 from the recessed portions, so that the metal pins 5 can be better fixed in the open state (see fig. 4) or the accommodated state (see fig. 5).
Further, the rail-type elastic sheet 3 is extended outward at one end of the guide rail 33 to form an assembling portion 35, and the assembling portion 35 has a third positioning portion 36 for positioning the rail-type elastic sheet 3. Specifically, in the present embodiment, the third positioning portion 36 is a positioning hole. The rail-type spring 3 can be easily positioned and mounted on the lower cover 6 of the folding plug and the folding charger by the fitting portion 35 and the third positioning portion 36 (see fig. 2, 6, and 7).
Further, a wiring lug 37 is formed at the fitting portion 35.
Second embodiment: a folding charger.
Referring to fig. 4-6, the foldable charger includes a housing 1, a lower cover 6 and metal pins 5, the lower cover 6 has receiving grooves 7 for the metal pins 5, the ends of the metal pins 5 are provided with rotating shafts 4, the rotating shaft 4 is pressed on the lower cover 6 through the pressing plate 2, the pressing plate 2 is fixed with the lower cover 6 through the screw 2', the metal pin 5 can rotate around the rotating shaft 4 and be folded and accommodated in the accommodating groove 7, the lower cover 6 is further provided with a spring 3 at the end of the metal pin 5 for fixing the metal pin 5 in an open state (see fig. 4) or a storage state (see fig. 5), wherein the spring 3 is a rail-type spring with a guide rail, namely, the rail-type elastic sheet 3 of the first embodiment, the guide rail 33 is in sliding fit with the end of the metal pin 5 to guide the metal pin 5 to rotate so as to realize the switching between the open state and the storage state. Referring to fig. 3, in this embodiment, in the rail-type elastic sheet 3, an assembling portion 35 is formed by extending outward at one end of the guide rail 33, the assembling portion 35 has a third positioning portion 36, in this embodiment, the third positioning portion 36 is a mounting hole, the third positioning portion 36 is matched with a matching portion (positioning column) on the lower cover 6 to position the assembling portion 35 on the lower cover 6, and the assembling portion 35 is pressed and fixed on the lower cover 6 by the pressing plate 2, so that the rail-type elastic sheet 3 is supported at the end of the metal pin 5.
Further, the guide rail 33 has: a first positioning portion 34 for holding the metal pin 5 in an open state; and a second positioning portion 32 for holding the metal pins 5 in the housed state, see fig. 3. In the present embodiment, the guide rail 33 is a groove, and the first positioning portion 34 and the second positioning portion 32 are recessed portions at the bottom of the groove. When the first positioning portion 34 and the second positioning portion 32 are provided, the ends of the metal pins 5 are recessed into the recessed portions when they are rotated to the positions, and the metal pins 5 must be separated from the recessed portions by applying a larger external force, so that the metal pins 5 can be fixed in the opened state or the accommodated state more favorably.
Further, a wiring lug 37, see fig. 3, is formed at the fitting portion 35. The wire 9 (see fig. 8) is welded on the wiring lug 37, and the other end of the wire 9 is welded with the circuit board 8, so that the electrical connection between the metal pin 5 and the circuit board 8 is completed, the wiring is convenient, and the wiring lug and the circuit board do not move when the metal pin rotates, so that the phenomenon that the welding part of the wire 9 is loosened due to the frequent rotation of the metal pin 5 is avoided, and the reliability is better.
The assembling method comprises the following steps: as shown in fig. 7, the metal pins 5 with the rotating shaft 4 are firstly installed on the lower cover 6, the spring plate 3 is installed on the lower cover 6, then the pressing plate 2 is pressed tightly, and the pressing plate 2 is locked on the lower cover 6 by the screws 2'. As shown in fig. 8, the circuit board 8 is fixed to the lower cover 6 by screws, and the circuit board 8 is electrically connected to the wiring lugs on the spring plate by wires 9. Finally, the housing 1 is mounted, and the housing 1 and the lower cover 6 are ultrasonically welded.
The using method comprises the following steps: fig. 4 shows the open state of the metal pin 5, at this time, the end of the metal pin 5 is sunk into the first positioning portion 34 of the rail-type elastic sheet 3, and the metal pin 5 is fixed in the open state, i.e. 90 degrees, under the blocking of the first positioning portion 34 and the elastic force of the elastic sheet 3. When the pin is not used, the metal pin 5 is shifted to overcome the resistance of the first positioning portion 34, the metal pin 5 rotates around the rotating shaft 4 and is finally accommodated in the accommodating groove 7 on the lower cover 6, at this time, the tail end of the metal pin 5 sinks into the second positioning portion 32 on the rail-type elastic sheet 3, as shown in fig. 5, the metal pin 5 is fixed in the accommodating state, i.e., the 0-degree state, under the blocking of the second positioning portion 32 and the elastic action of the elastic sheet 3. The same method can change the metal pins 5 from the accommodated state to the opened state. Participate in 5 rotation in-process at the metal, the terminal of participating in 5 of metal all the time with the gomphosis of guide rail 33 on the shell fragment 3 for 5 can not take place to rock at the rotation in-process are participated in to the metal, therefore can effectively promote the metal and participate in 5 smooth and easy degrees when rotating, promote user's experience and feel.
The present invention has been described in detail with reference to the specific embodiments, and the detailed description is only for assisting the skilled person in understanding the content of the present invention, and can not be understood as the limitation of the protection scope of the present invention. Various decorations, equivalent changes and the like which are performed on the scheme by the technical personnel in the field under the conception of the invention are all included in the protection scope of the invention.
Claims (10)
1. A rail-type elastic sheet is used for fixing a metal pin (5) of a folding plug or a metal pin (5) of a folding charger in an opening state or a storage state, and is characterized in that the rail-type elastic sheet (3) is provided with a guide rail (33), and the guide rail (33) is in sliding fit with the tail end of the metal pin (5) to guide the metal pin (5) to rotate so as to realize switching between the opening state and the storage state.
2. Orbital shrapnel according to claim 1, characterized in that said guide (33) has: a first positioning portion (34) for holding the metal pin (5) in an open state; and a second positioning portion (32) for holding the metal pin (5) in a housed state.
3. The rail-mounted shrapnel of claim 2, wherein the guide rail (33) is a groove, and the first positioning portion (34) and the second positioning portion (32) are depressions at the bottom of the groove.
4. The rail-type spring plate according to claim 2, wherein the rail-type spring plate (3) is formed with a mounting portion (35) extending outward from one end of the guide rail (33), and the mounting portion (35) has a third positioning portion (36) for positioning the rail-type spring plate (3).
5. Rail-type shrapnel according to claim 4, characterized in that the fitting (35) has a wiring lug (37).
6. A folding charger comprises a shell (1), a lower cover (6) and metal pins (5), the lower cover (6) is provided with a receiving groove (7) of the metal pin (5), the tail ends of the metal pins (5) are arranged on the lower cover (6) through a rotating shaft (4), the metal pins (5) can rotate around the rotating shaft (4) and be folded and stored in the storage grooves (7), the lower cover (6) is also provided with an elastic sheet (3) at the tail end of the metal pin (5) for fixing the metal pin (5) in an opening state or a receiving state, it is characterized in that the elastic sheet (3) is a rail type elastic sheet (3) with a guide rail (33), the guide rail (33) is in sliding fit with the tail end of the metal pin (5) to guide the metal pin (5) to rotate so as to realize switching between the opening state and the accommodating state.
7. The folding charger according to claim 6, characterized in that said guide (33) has: a first positioning portion (34) for holding the metal pin (5) in an open state; and a second positioning portion (32) for holding the metal pin (5) in a housed state.
8. The folding charger according to claim 7, wherein the guide rail (33) is a groove, and the first positioning portion (34) and the second positioning portion (32) are recessed portions of a bottom of the groove.
9. The folding charger according to claim 7, wherein the rail-mounted spring (3) is formed with a mounting portion (35) extending outward from one end of the guide rail (33), the mounting portion (35) has a third positioning portion (36), and the mounting portion (35) is positioned on the lower cover (6) by the third positioning portion (36) and is pressed and fixed on the lower cover (6) by the pressing plate (2).
10. The folding charger according to claim 9, wherein the fitting (35) has a wiring lug (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764665.4U CN210517852U (en) | 2019-10-17 | 2019-10-17 | Rail mounted shell fragment and foldable charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921764665.4U CN210517852U (en) | 2019-10-17 | 2019-10-17 | Rail mounted shell fragment and foldable charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210517852U true CN210517852U (en) | 2020-05-12 |
Family
ID=70573134
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921764665.4U Active CN210517852U (en) | 2019-10-17 | 2019-10-17 | Rail mounted shell fragment and foldable charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210517852U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284772A (en) * | 2021-11-18 | 2022-04-05 | 深圳市永明尚德科技发展有限公司 | Multi-point contact type folding plug and elastic sheet |
-
2019
- 2019-10-17 CN CN201921764665.4U patent/CN210517852U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284772A (en) * | 2021-11-18 | 2022-04-05 | 深圳市永明尚德科技发展有限公司 | Multi-point contact type folding plug and elastic sheet |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |