CN212412259U - Novel negative pole contact piece and on-vehicle charger - Google Patents
Novel negative pole contact piece and on-vehicle charger Download PDFInfo
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- CN212412259U CN212412259U CN201922022117.0U CN201922022117U CN212412259U CN 212412259 U CN212412259 U CN 212412259U CN 201922022117 U CN201922022117 U CN 201922022117U CN 212412259 U CN212412259 U CN 212412259U
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- negative contact
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Abstract
The utility model relates to a novel negative pole contact piece and have this novel vehicle charger of negative pole contact piece relates to mobile unit technical field, has solved common vehicle charger and has appeared contact failure problem easily, and its technical scheme main points are, include: an elastic body configured as an arc-shaped member having an opening provided at one side thereof; the negative contact is arranged on the elastic body, and the end face, far away from the elastic body, of the negative contact is constructed into a plane, so that the contact area of the negative contact and the electric connecting piece is increased, the condition that the negative contact is poor in contact with the electric connecting piece on the vehicle body is avoided, and the purpose of improving the power supply stability of the vehicle-mounted charger is achieved.
Description
Technical Field
The utility model relates to an mobile unit technical field, in particular to novel negative pole contact piece and vehicle-mounted charger.
Background
The vehicle-mounted charger is an accessory for facilitating a vehicle owner to use the vehicle-mounted charging source, a positive terminal and a negative terminal on the vehicle-mounted charger can be electrically connected with a power supply on a vehicle body, so that the electronic equipment can be charged by using the vehicle-mounted charger, the negative terminal on the existing vehicle-mounted charger is smaller in contact surface with the power supply on the vehicle body, so that the vehicle-mounted charger can only provide a smaller ground current, poor contact is easy to occur, and how to provide the vehicle-mounted charger which provides a large current and ensures that the negative terminal is stably and electrically connected with the vehicle body power supply becomes a problem to be solved urge.
SUMMERY OF THE UTILITY MODEL
An aspect of the utility model provides a novel negative pole contact piece.
Yet another aspect of the utility model provides an on-vehicle charger.
The utility model discloses a novel negative pole contact piece that an aspect provided for on-vehicle charger, include: an elastic body configured as an arc-shaped member having an opening provided at one side thereof; and the negative contact piece is arranged on the elastic body, and the end face of the negative contact piece, which is far away from the elastic body, is constructed into a plane.
By adopting the technical scheme, the novel negative contact piece comprises the elastic body and the negative contact piece, the elastic body has elasticity, the negative contact piece can be abutted against the electric connecting piece on the vehicle body, when the vehicle-mounted charger is installed on the vehicle body, the negative contact piece is abutted against the main board in the vehicle-mounted charger, because the end face of the negative contact piece far away from the elastic body is constructed into a plane, namely the end face of the negative contact piece facing the electric connecting piece on the vehicle body is a plane, compared with the mode that the negative contact piece and the electric connecting piece on the vehicle body are point contact in the related technology, the negative contact piece and the electric connecting piece on the vehicle body are in surface contact, the contact area of the negative contact piece and the electric connecting piece is effectively increased, so that larger ground current can pass between the negative contact piece and the electric connecting piece, and further the, and the condition that the negative contact element is not in poor contact with the electric connector on the vehicle body is not easy to occur, and the power supply stability of the vehicle-mounted charger is improved.
Because the elastic body is constructed into the arc-shaped part, when the negative contact part is pressed, the elastic body simultaneously deforms everywhere, so that the elastic force of the elastic body to the negative contact part can be improved, the negative contact part can be stably abutted to the electric connecting piece on the vehicle body, and the working stability of the vehicle-mounted charger is improved.
In a further arrangement, the end face of the pole contact piece remote from the elastic body is constructed as a triangle.
In a further arrangement, the end face of the pole contact piece remote from the elastic body is constructed as a rectangle.
In a further arrangement, the end face of the pole contact piece remote from the elastic body is constructed as a rectangle.
The utility model discloses a further setting, novel negative pole contact piece still includes: the connecting piece, the infolding in the tip of elastic body opening side, the connecting piece can realize with the fixed connection who waits to install the position.
Through adopting above-mentioned technical scheme, use the connecting piece to be fixed in the position of waiting to install elastomer, the connecting piece infolding is in elastomer's tip moreover for the part of waiting to install position department can be embedded into the connecting piece in, improves the convenience to the installation of novel negative pole contact piece.
The utility model discloses a further setting, negative pole contact cavity setting.
Through adopting above-mentioned technical scheme, negative pole contact cavity sets up, and not only save material also can reduce the way in negative pole contact to because elastic body promotes the negative pole contact.
The utility model is further provided with two negative pole contact pieces which are arranged at two sides of the elastic body; the cross section of the elastic body in the direction perpendicular to the axis of the elastic body is an ellipse with an opening on one side, and the connecting line of the two negative contact pieces passes through two focuses of the ellipse.
By adopting the technical scheme, the connecting line of the negative contact elements passes through the two focuses on the ellipse, and it can be understood that the two negative contact elements are positioned at the farthest positions on the elastic body, and the bending angles of the positions where the two negative contact elements are positioned are larger than the bending angles of other positions of the elastic body, so that the positions where the two negative contact elements are positioned can provide larger elasticity for the negative contact elements, and the negative contact elements can be stably abutted against the electric connection elements on the vehicle body.
Another aspect of the utility model provides an on-vehicle charger, including the novel negative pole contact piece that provides among the above-mentioned arbitrary technical scheme, so on-vehicle charger has the technological effect of the novel negative pole contact piece that provides among the above-mentioned arbitrary technical scheme.
The utility model discloses a further setting, on-vehicle charger still includes: the novel negative contact piece can be electrically connected with the main board, and the main board is positioned in the enclosed area of the elastic body;
the main board and the novel negative contact piece are arranged in the shell; and the positive terminal is point-connected with the main board, and the positive terminal and the negative contact piece can at least partially penetrate out of the shell.
Through adopting above-mentioned technical scheme, the negative pole contact on positive terminal and the novel negative pole contact piece homoenergetic can realize the electricity with the electric connector on mainboard and the automobile body and be connected, when on-vehicle charger does not use, elastic sheet drive negative pole contact separates with the mainboard, when installing on the automobile body with on-vehicle charger, the electric connector on negative pole contact and the automobile body offsets, thereby make the negative pole contact remove and offset with the mainboard towards one side of mainboard, thereby make the mainboard, the positive terminal, the electric connector, the power on negative pole contact and the automobile body forms closed loop, thereby make on-vehicle charger can charge for user's electronic equipment.
Drawings
Fig. 1 is a schematic structural diagram of an on-board charger according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an on-board charger according to another embodiment of the present invention;
fig. 3 is a schematic structural diagram of the novel negative electrode contact piece in the embodiment of the present invention.
Reference numerals: 1. an elastic body; 2. a negative contact; 3. a connecting member; 4. a main board; 5. a housing; 51. a pressing part; 6. and a positive terminal.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Example (b):
an embodiment of an aspect of the present invention provides a novel negative electrode contact piece for an on-vehicle charger, shown in fig. 2 and 3, including: an elastic body 1 and a negative contact 2, the elastic body 1 being configured as an arc-shaped piece with an opening provided at one side; the negative contact 2 is formed on the elastic body 1, and the end face of the negative contact 2 facing away from the elastic body 1 is configured as a plane.
The novel negative contact piece comprises an elastic body 1 and a negative contact piece 2, the elastic body 1 has elasticity, the negative contact piece 2 can be abutted against an electric connecting piece 3 on a vehicle body, when the vehicle-mounted charger is installed on the vehicle body, the negative contact piece 2 is abutted against a main board 4 in the vehicle-mounted charger, because the end face of the negative contact piece 2 far away from the elastic body 1 is constructed into a plane, namely the end face of the negative contact piece 2 facing the electric connecting piece 3 on the vehicle body is a plane, compared with the mode that the negative contact piece 2 and the electric connecting piece 3 on the vehicle body are in point contact in the related art, the negative contact piece 2 and the electric connecting piece 3 on the vehicle body are in surface contact, the contact area of the negative contact piece 2 and the electric connecting piece 3 is effectively increased, and therefore, larger ground current can be passed between the negative contact piece 2 and the electric connecting piece 3, and the negative contact piece 2 is not easy to be in poor contact with the electric connector 3 on the vehicle body, so that the power supply stability of the vehicle-mounted charger is improved.
Because elastic body 1 is constructed for the arc, when negative contact 2 received to support and press, elastic deformation was sent simultaneously everywhere of elastic body 1 to can improve elastic body 1 to negative contact 2's elastic force, guarantee that negative contact 2 can offset with electric connector 3 on the automobile body steadily, improve the stability of on-vehicle charger during operation.
The end face of the negative contact 2 away from the elastic body 1 in this embodiment may be configured to be triangular, rectangular or hexagonal, and those skilled in the art will understand that other planar shapes are also within the scope of the present invention.
As shown in fig. 2 and fig. 3, the novel negative electrode contact piece further includes a connecting member 3, the connecting member 3 is folded inward at the end of the opening side of the elastic body 1, and the connecting member 3 can be fixedly connected to the position to be installed.
Use connecting piece 3 to be fixed in elastomer 1 and wait to install the position, 3 infolding of connecting piece in elastomer 1's tip moreover for the part of waiting to install position department can be embedded into connecting piece 3 in, the convenience of improvement to the installation of novel negative pole contact piece.
The negative contact 2 is arranged hollow.
Because the negative contact 2 is arranged in a hollow mode, materials are saved, and the middle path of the negative contact 2 can be reduced, so that the elastic body 1 pushes the negative contact 2.
The number of the negative contact pieces 2 is two, and the two negative contact pieces 2 are arranged on two sides of the elastic body 1; the cross section of the elastic body 1 in the direction perpendicular to the axis thereof is an ellipse with an opening on one side, and the connecting line of the two negative contact pieces 2 passes through two focuses of the ellipse.
The connecting line of the negative contact pieces 2 passes through two focuses on the ellipse, and it can be understood that the two negative contact pieces 2 are located at the farthest positions on the elastic body 1, and the bending angles of the positions where the two negative contact pieces 2 are located are larger than the bending angles of other positions of the elastic body 1, so that the positions where the two negative contact pieces 2 are located can provide larger elasticity for the negative contact pieces 2, and the negative contact pieces 2 can be stably abutted to the electric connection piece 3 on the vehicle body.
An embodiment of another aspect of the present invention provides an on-vehicle charger, including the novel negative electrode contact piece provided in any one of the above-mentioned embodiments, so the on-vehicle charger has the technical effect of the novel negative electrode contact piece provided in any one of the above-mentioned embodiments.
As shown in fig. 1, 2, and 3, the in-vehicle charger further includes: the novel negative contact piece can be electrically connected with the mainboard 4, and the mainboard 4 is positioned in the enclosed area of the elastic body 11; the main board 4 and the novel negative contact piece are arranged in the shell 5; and a positive terminal 6 electrically connected to the main board 4, the positive terminal 6 and the negative contact 2 being capable of at least partially penetrating the housing 5.
The positive terminal 6 and the negative contact piece 2 on the novel negative contact piece can be electrically connected with the mainboard 4 and the electric connecting piece 3 on the vehicle body, when the vehicle-mounted charger is not used, the elastic piece drives the negative contact piece 2 to be separated from the mainboard 4, when the vehicle-mounted charger is installed on the vehicle body, the negative contact piece 2 is abutted against the electric connecting piece 3 on the vehicle body, so that the negative contact piece 2 moves towards one side of the mainboard 4 and is abutted against the mainboard 4, so that the mainboard 4, the positive terminal 6, the electric connecting piece 3, the negative contact piece 2 and a power supply on the vehicle body form a closed loop, so that the vehicle-mounted charger can charge electronic equipment of a user, the shell 5 comprises an outer shell and an inner shell, the outer shell can be sleeved on the inner shell, a pressing part 51 is arranged on the outer shell, when the, thereby causing the negative contact 2 to disengage from the groove on the vehicle body.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of action combinations, but those skilled in the art should understand that the present invention is not limited by the described action sequence, because some steps may be performed in other sequences or simultaneously according to the present invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that acts and modules referred to are not necessarily required by the invention.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units is only one type of division of logical functions, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or communication connection may be an indirect coupling or communication connection between devices or units through some interfaces, and may be in a telecommunication or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
The above embodiments are only used to illustrate the technical solution of the present invention, and do not limit the protection scope of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from these embodiments without any inventive step, are within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still make no creative work on the condition of conflict, and make mutual combination, addition and deletion, or other adjustments according to the features in the embodiments of the present invention, thereby obtaining other technical solutions which are different and do not depart from the concept of the present invention, and these technical solutions also belong to the scope to be protected by the present invention.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A novel negative pole contact piece for on-vehicle charger, its characterized in that includes:
an elastic body configured as an arc-shaped piece having an opening provided at one side thereof;
the negative contact piece is arranged on the elastic body, and the end face, far away from the elastic body, of the negative contact piece is configured into a plane.
2. The novel negative contact strip of claim 1, wherein the end surface of the negative contact remote from the elastomeric body is configured as a triangle.
3. The novel negative contact strip of claim 1, wherein the end face of the negative contact remote from the resilient body is configured as a rectangle.
4. The novel negative contact strip of claim 1, wherein the end surface of the negative contact distal from the resilient body is configured as a hexagon.
5. The novel negative contact sheet according to any one of claims 1 to 4, further comprising:
the connecting piece, the infolding in the tip of elasticity body opening side, the connecting piece can realize with the fixed connection who waits to install the position.
6. The novel negative contact sheet according to any one of claims 1 to 4, wherein the negative contact is hollow.
7. The novel negative contact sheet according to any one of claims 1 to 4, wherein the number of the negative contacts is two, and the two negative contacts are provided on both sides of the elastic body;
the cross section of the elastic body in the direction perpendicular to the axis of the elastic body is an oval with an opening formed in one side, and a connecting line of the two negative contact pieces passes through two focuses of the oval.
8. An in-vehicle charger, comprising:
the novel negative electrode contact sheet according to any one of claims 1 to 7.
9. The vehicle-mounted charger according to claim 8, characterized by further comprising:
the novel negative electrode contact piece can be electrically connected with the main board, and the main board is positioned in the enclosed area of the elastic body;
the main board and the novel negative contact piece are arranged in the shell;
a positive terminal point-connected to the main board, the positive terminal and the negative contact being capable of at least partially passing out of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022117.0U CN212412259U (en) | 2019-11-20 | 2019-11-20 | Novel negative pole contact piece and on-vehicle charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922022117.0U CN212412259U (en) | 2019-11-20 | 2019-11-20 | Novel negative pole contact piece and on-vehicle charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212412259U true CN212412259U (en) | 2021-01-26 |
Family
ID=74401923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922022117.0U Active CN212412259U (en) | 2019-11-20 | 2019-11-20 | Novel negative pole contact piece and on-vehicle charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212412259U (en) |
-
2019
- 2019-11-20 CN CN201922022117.0U patent/CN212412259U/en active Active
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