CN219874326U - Socket ground wire contact spring - Google Patents
Socket ground wire contact spring Download PDFInfo
- Publication number
- CN219874326U CN219874326U CN202320674841.5U CN202320674841U CN219874326U CN 219874326 U CN219874326 U CN 219874326U CN 202320674841 U CN202320674841 U CN 202320674841U CN 219874326 U CN219874326 U CN 219874326U
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- China
- Prior art keywords
- side wings
- group
- ground wire
- cee7
- plug
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- 239000002184 metal Substances 0.000 claims abstract description 33
- 238000005452 bending Methods 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims abstract description 3
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a socket ground wire contact spring plate, which is formed by taking a strip-type metal sheet as an integral unfolding material and bending, wherein the strip-type metal sheet is provided with three groups of side wings, grooves are formed between two adjacent groups of side wings, the left side wing and the right side wing in each group of side wings are respectively formed by bending the strip-type metal sheet from outside to inside by 90 degrees along the edges of the strip-type metal sheet, the first group of side wings, the second group of side wings and the third group of side wings are respectively matched with American plug ground wires, australian plug ground wire needles and Yingying plug ground wire needles, when the first group of side wings are inserted by American plugs, the second group of side wings and the third group of side wings are not opened, and when the second group of side wings are inserted by Australian plugs, the first group of side wings are not opened; the extending arm with the strip-shaped metal sheet is bent from outside to inside by 90 degrees to form a guide arm, and the guide arm is independent of the three groups of side wings and is used as a ground wire contact spring sheet of the CEE7/4 or the CEE7/7 plug, when the CEE7/4 plug is inserted into the CEE7/3 socket, the ground wire contact spring sheet of the CEE7/3 socket can press the guide arm, but does not interfere the opening width of the first group of side wings, the second group of side wings and the third group of side wings.
Description
Technical field:
the utility model relates to the technical field of socket products, in particular to a socket ground wire contact spring plate.
The background technology is as follows:
the existing commercial multi-specification socket with ground has a common defect: when the plugs with different systems are used for insertion, the ground wire contact spring sheet in the socket can be loosened and cannot be clamped, so that the originally set function is lost; for example, the size of the ground wire needle of the english plug is much wider than that of the ground wire needle of the australian plug, when the british ground wire needle is inserted into the socket and used several times, the return width of the gap between the left and right clamping pieces of the ground wire contact spring piece can be increased, so that when the australian plug is used for insertion, the corresponding australian ground wire needle cannot clamp the ground wire contact spring piece, and the conduction quality is affected.
In view of this, the present inventors have proposed the following means.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art and provides a socket ground wire contact spring plate.
In order to solve the technical problems, the utility model adopts the following technical scheme: the socket ground wire contact spring sheet is formed by bending a strip-shaped metal sheet as an integral unfolding material, wherein the strip-shaped metal sheet is provided with three groups of side wings, grooves are formed between two adjacent groups of side wings, the left side wing and the right side wing in each group of side wings are bent by 90 degrees from outside to inside along the edge of the strip-shaped metal sheet, a clamping gap is formed between the left side wing and the right side wing from bottom to top, the first group of side wings are matched with American plug ground wire needles, the second group of side wings are matched with Australian plug ground wire needles, the third group of side wings are matched with Italian plug ground wire needles, when the first group of side wings are inserted by American plugs, the second group of side wings and the third group of side wings are not opened, and when the second group of side wings are inserted by Australian plugs, the first group of side wings are not opened; the extending arm of the strip-shaped metal sheet is also bent from outside to inside by 90 degrees to form a guide arm, and the guide arm is independent of the three groups of side wings and is used as a ground wire contact spring sheet of the CEE7/4 or CEE7/7 plug, when the CEE7/4 plug is inserted into a standard CEE7/3 socket, the ground wire contact spring sheet of the CEE7/3 socket can press the guide arm and enable the guide arm to bend inwards, but does not interfere with the opening width of the first group of side wings, the second group of side wings and the third group of side wings.
In the technical scheme, four strip-shaped notches are formed in the strip-shaped metal sheet by taking the insertion position of a ground wire needle of a French CEE7/5 socket as the center, a large arc is cut between the adjacent first notch and second notch, a small arc is cut between the adjacent second notch and third notch, a large arc is cut between the adjacent third notch and fourth notch, a small arc is cut between the adjacent fourth notch and first notch, the metal sheet between the second notch and the third notch is folded outwards by 90 degrees with the large arc as the diameter to form a first circular wing, and the metal sheet between the fourth notch and the first notch is folded outwards by 90 degrees with the large arc as the diameter to form a second circular wing; the left and right side wings of the first set of side wings are respectively provided with an aileron, the aileron is used as a ground wire contact piece of the CEE7/7 plug, and when the CEE7/7 plug is inserted into the French CEE7/5 socket, the aileron, the first circular wing and the second circular wing can clamp the ground wire pins of the French CEE7/5 socket.
In the above technical solution, a slot is provided between the third set of side wings and the central strip of the expanded strip-type metal sheet, so that the root of the third set of side wings is connected with the root of the second set of side wings, and when the third set of side wings are inserted by the english plug ground wire needle, the third set of side wings are opened with the root of the second set of side wings as a supporting part.
By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects: when the three groups of side wings and the guide arms are used, the three groups of side wings and the guide arms do not interfere with each other, namely, the three groups of side wings and the guide arms are only independently used for guide connection with the plug ground wire needle which is respectively matched, so that the elastic capability of the side wings and the guide arms can be ensured, the stable electric conduction function with the plug ground wire needle which is respectively matched is ensured, the service life is prolonged, and the working quality is ensured.
Description of the drawings:
FIG. 1 is a front view of the present utility model;
FIG. 2 is a perspective view of the present utility model;
FIG. 3 is a diagram of the mating of a multinational switching outlet with a CEE7/3 outlet incorporating the present utility model;
FIG. 4 is a cross-sectional view of a multi-country switching outlet with a CEE7/3 outlet installed in accordance with the present utility model;
FIG. 5 is a diagram of a multi-country conversion socket with a French CEE7/5 socket installed with the present utility model;
fig. 6 is a cross-sectional view of a multinational conversion socket and french CEE7/5 socket fitted with the present utility model.
The specific embodiment is as follows:
the utility model will be further described with reference to specific examples and figures.
Fig. 1-2 show a socket ground contact spring, which is applied to a multi-country switching socket 1000, i.e. the socket ground contact spring is installed in the multi-country switching socket 1000.
The socket ground wire contact spring 100 is formed by integrally unfolding and bending a piece of strip-shaped metal sheet 1, wherein the strip-shaped metal sheet 1 is provided with three groups of side wings, grooves are formed between two adjacent groups of side wings, the left side wing and the right side wing in each group of side wings are bent by 90 degrees from outside to inside along the edge of the strip-shaped metal sheet 1, a clamping gap is formed between the left side wing and the right side wing from bottom to top, the first group of side wings 2 are matched with American plug ground wire needles, the second group of side wings 3 are matched with Australian plug ground wire needles, and the third group of side wings 4 are matched with Italian plug ground wire needles and English plug ground wire needles.
The first set of side wings 2 are provided with left and right side wings 21 and 22 which are integrally connected with the strip-type metal sheet 1 and are distributed oppositely, and the upper ends of the left and right side wings 21 and 22 are also inwards bent to form convex parts so as to form larger clamping force, and meanwhile, the side wings are convenient to be connected with the American plug ground wire needle in a guiding mode, and stable conduction can be ensured.
The second set of side wings 3 are provided with left and right side wings 31 and 32 which are integrally connected with the belt-type metal sheet 1 and are distributed oppositely, and the upper ends of the left and right side wings 31 and 32 are also inwards bent to form convex parts so as to form larger clamping force, and meanwhile, the second set of side wings are convenient to be connected with the Australian plug ground wire needle in a guiding mode, and stable conduction can be ensured.
The third set of side wings 4 are provided with left and right side wings 41 and 42 which are integrally connected with the strip-type metal sheet 1 and are distributed oppositely, and the upper ends of the left and right side wings 41 and 42 are also inwards bent to form convex parts so as to form larger clamping force, and meanwhile, the third set of side wings are convenient to be connected with italian plug ground wire pins or English plug ground wire pins in a guiding mode, and stable conduction can be ensured.
When the three groups of side wings are used, the three groups of side wings do not interfere with each other, namely are only independently used for conducting connection with the plug ground wire needle which is respectively matched, so that the elastic capability of each group of side wings can be ensured, and a stable electric conduction function is ensured to be formed with the plug ground wire needle which is respectively matched. Specifically, when the first set of side wings 2 is inserted by the american plug, the second and third sets of side wings 3 and 4 are not opened, when the second set of side wings 3 is inserted by the australian plug, the first set of side wings 2 are not opened, so that the problem that the ground wire needle size of the english plug is far wider than that of the australian plug as compared with the ground wire needle size of the australian plug in the background art can be effectively solved, and when the british ground wire needle is inserted into the socket and used for several times, the return width of the left and right clip gaps of the ground wire contact spring pieces can be increased, so that when the australian plug is used, the corresponding australian ground wire needle cannot clamp the ground wire contact spring pieces, and the conduction quality is affected. "technical problem. In addition, the extending arm 10 of the strip-shaped metal sheet 1 is also bent from outside to inside by 90 degrees to form the guiding arm 7, and the guiding arm 7 is independent of the three sets of side wings and is used as a ground contact spring sheet of the CEE7/4 or CEE7/7 plug, namely, the multinational switching socket 1000 provided with the utility model is used as the CEE7/4 or CEE7/7 plug, and when the CEE7/4 plug is inserted into the standard CEE7/3 socket 1001, the ground contact spring sheet 1002 of the CEE7/3 socket 1001 presses the guiding arm 7 and bends inwards, but does not interfere with the opening width of the first, second and third sets of side wings 2, 3 and 4, so as to ensure the clamping capability of the first, second and third sets of side wings 2, 3 and 4.
In addition, the strip-shaped metal sheet 1 is also provided with a hole site 17 for inserting a ground wire needle of the French CEE7/5 socket, a first circular wing 15 and a second circular wing 16 which are used for clamping and conducting with the ground wire needle of the French CEE7/5 socket are arranged on the hole site, and an aileron 5, a first circular wing 15 and a second circular wing 16 are arranged beside the left side wing 21 and the right side wing 22 of the first group of side wings 2, and the aileron 5 and the two groups of the first circular wing 15 and the second circular wing 16 can clamp the ground wire needle of the French CEE7/5 socket. Specifically, on the strip-shaped metal sheet 1, four strip-shaped notches are arranged in four different directions by taking the ground wire needle insertion position (namely a hole site 17) of the French CEE7/5 socket as the center, a large arc is cut between the adjacent first notch 11 and the second notch 12, a small arc is cut between the adjacent second notch and the third notch 13, a large arc is cut between the adjacent third notch 13 and the fourth notch 14, a small arc is cut between the adjacent fourth notch 14 and the first notch, the metal sheet between the second notch and the third notch 13 is folded outwards by 90 degrees by taking the large arc as the diameter to form a first circular wing 15, and the metal sheet between the fourth notch 14 and the first notch is folded outwards by 90 degrees by taking the large arc as the diameter to form a second circular wing 16; the left and right flanks 21, 22 of the first set of flanks 2 are provided with an aileron 5, and the aileron 5 is used as a ground contact for a CEE7/7 plug, i.e. the multi-country switching jack 1000 of the present utility model is mounted as a CEE7/7 plug, and when the CEE7/7 plug is plugged into the french CEE7/5 jack 1003, the aileron 5, the first circular wing 15 and the second circular wing 16 can clamp the ground pins 1004 of the french CEE7/5 jack 1003 as shown in fig. 5-6.
In order to make the English style plug ground wire more elastic and smoother when being inserted into the socket ground wire contact spring plate, the following design is made: a cutting groove 18 is arranged between the third set of side wings 4 and the central band of the expanded band-type metal sheet 1, so that the root parts of the third set of side wings 4 are connected with the root parts of the second set of side wings 3, the elastic capability of the third set of side wings 4 can be enhanced, and when the third set of side wings 4 are inserted by the English type plug ground wire needle, the third set of side wings 4 are expanded by taking the root parts of the second set of side wings 3 as supporting parts.
CEE7/5 refers to a male plug and CEE7/7 refers to a female plug, the CEE7/5 and CEE7/7 being adapted to mate with each other. CEE7/3 refers to a German style receptacle and CEE7/4 refers to a German style plug, the CEE7/5 and CEE7/7 being mutually adapted for mating.
In summary, when the three sets of side wings and the guide arms are used, the three sets of side wings and the guide arms do not interfere with each other, namely, the three sets of side wings and the guide arms are only independently used for guiding and connecting with the plug ground wire pins respectively matched, so that the elastic capability of the side wings and the guide arms can be ensured, the stable electric conduction function with the plug ground wire pins respectively matched is ensured, the service life is prolonged, and the working quality is ensured.
It is understood that the foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, but rather is to be accorded the full scope of all such modifications and equivalent structures, features and principles as set forth herein.
Claims (3)
1. The socket ground wire contact spring is characterized in that the socket ground wire contact spring is formed by bending a strip-shaped metal sheet as an integral unfolding material, wherein the strip-shaped metal sheet is provided with three groups of side wings, grooves are formed between two adjacent groups of side wings, the left side wing and the right side wing in each group of side wings are bent by 90 degrees from outside to inside along the edge of the strip-shaped metal sheet, a clamping gap is formed between the left side wing and the right side wing from bottom to top, the first group of side wings are matched with American plug ground wire needles, the second group of side wings are matched with Australian plug ground wire needles, the third group of side wings are matched with Italian plug ground wire needles and English plug ground wire needles, when the first group of side wings are inserted by an American plug, the second group of side wings and the third group of side wings are not opened, and when the second group of side wings are inserted by an Australian plug, the first group of side wings are not opened; the extending arm of the strip-shaped metal sheet is also bent from outside to inside by 90 degrees to form a guide arm, and the guide arm is independent of the three groups of side wings and is used as a ground wire contact spring sheet of the CEE7/4 or CEE7/7 plug, when the CEE7/4 plug is inserted into a standard CEE7/3 socket, the ground wire contact spring sheet of the CEE7/3 socket can press the guide arm and enable the guide arm to bend inwards, but does not interfere with the opening width of the first group of side wings, the second group of side wings and the third group of side wings.
2. The socket ground wire contact spring of claim 1, wherein four strip-shaped notches are formed in the strip-shaped metal sheet in four different directions by taking the insertion position of a ground wire needle of a French CEE7/5 socket as a center, a large arc is cut between the adjacent first notch and the second notch, a small arc is cut between the adjacent second notch and the third notch, a large arc is cut between the adjacent third notch and the fourth notch, a small arc is cut between the adjacent fourth notch and the first notch, the metal sheet between the second notch and the third notch is folded outwards by 90 degrees by taking the large arc as a diameter to form a first circular wing, and the metal sheet between the fourth notch and the first notch is folded outwards by 90 degrees by taking the large arc as a diameter to form a second circular wing; the left and right side wings of the first set of side wings are respectively provided with an aileron, the aileron is used as a ground wire contact piece of the CEE7/7 plug, and when the CEE7/7 plug is inserted into the French CEE7/5 socket, the aileron, the first circular wing and the second circular wing can clamp the ground wire pins of the French CEE7/5 socket.
3. The socket ground contact spring according to claim 1 or 2, wherein a slit is provided between the third set of wings and the central strip of the expanded strip-type metal sheet, so that the root portions of the third set of wings are connected to the root portions of the second set of wings, and when the third set of wings are inserted by the english plug ground pin, the third set of wings are expanded with the root portions of the second set of wings as a supporting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320674841.5U CN219874326U (en) | 2023-03-30 | 2023-03-30 | Socket ground wire contact spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320674841.5U CN219874326U (en) | 2023-03-30 | 2023-03-30 | Socket ground wire contact spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219874326U true CN219874326U (en) | 2023-10-20 |
Family
ID=88321870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320674841.5U Active CN219874326U (en) | 2023-03-30 | 2023-03-30 | Socket ground wire contact spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219874326U (en) |
-
2023
- 2023-03-30 CN CN202320674841.5U patent/CN219874326U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |