Three-charging-interface hidden type vehicle-mounted charger

Abstract

The utility model provides a three-charging-interface hidden type vehicle-mounted charger, which comprises a cylinder body, a negative electrode elastic sheet, a positive electrode elastic sheet and a main circuit board, the cylinder body is divided into an upper cylinder body and a lower cylinder body, the cylinder body can be completely placed in a cigarette lighter sleeve, the negative electrode elastic sheet and the positive electrode elastic sheet are electrically connected with the main circuit board, and the main circuit board is electrically connected with the negative electrode elastic sheet and the positive electrode elastic sheet. And a charging interface I is mounted on one side of the top end of the main circuit board. According to the utility model, the main circuit board with the auxiliary circuit board is arranged in the upper cylinder body so as to install the charging interface II and the charging interface I which have the same structure, so that a user can flexibly select and use the charging interface II and the charging interface I when the charging device is used, and the charging device has relatively high applicability; and the two groups of charging interfaces II and the charging interface I are vertically arranged, so that the utilization rate of the internal space of the upper barrel body can be effectively improved, the overall structure is small and exquisite, and carrying, mounting and using are facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to vehicle charger technical field, more specifically, especially, it is related to a three charging interface hidden type vehicle charger. BACKGROUND

[0002] At present, vehicle charger products are generally installed in the vehicle, since the use of mobile phone navigation consumes a lot of power, the installation of three charging interface hidden type vehicle charger can avoid the situation of mobile phone power failure.

[0003] The existing vehicle charger is various, including three charging interface hidden type vehicle charger, which is usually matched with the cigarette lighter socket, and the top of the three charging interface hidden type vehicle charger is usually flat with the top of the cigarette lighter socket when inserted. The existing three charging interface hidden type vehicle charger is limited by its size, and two sets of parallel charging interfaces are usually provided at the top for users to plug in, and the two sets of charging interfaces are usually USB interface and Type-C interface, such as the existing Chinese patent application No. 201921917965.1, which discloses an easy-to-pull vehicle charger, which is provided with two sets of charging interfaces at the top. In daily use, since the two charging interfaces are different in style, when the user needs to charge two mobile phones or tablets of the same model, it is difficult to use them simultaneously, which has certain limitations. Therefore, in view of the above, the existing structure and defects are improved, and a three charging interface hidden type vehicle charger is provided to achieve more practical value. SUMMARY

[0004] In order to solve the above technical problems, the utility model provides a three charging interface hidden type vehicle charger, which is realized by the following specific technical means:

[0005] A three charging interface hidden type vehicle charger, comprising a cylinder, a negative spring piece, a positive spring piece and a main circuit board, the cylinder is composed of an upper cylinder and a lower cylinder, the negative spring piece and the positive spring piece are electrically connected with the main circuit board, a charging interface one is installed on one side of the top of the main circuit board, a vice circuit board is connected to the other side of the main circuit board, and two sets of charging interface two are installed on the vice circuit board; the top of the lower cylinder is connected with the upper cylinder, and the top of the upper cylinder is provided with a slot corresponding to the charging interface one and the charging interface two.

[0006] Further, the maximum outer diameter of the cylinder is smaller than the minimum inner diameter of the cigarette lighter sleeve.

[0007] Further, the two sets of charging interface two are both Type-C interfaces, and the two sets of charging interface two are vertically arranged with the charging interface one, and the charging interface one is a USB-A interface.

[0008] Furthermore, two groups of auxiliary circuit boards are provided, which are parallel to each other and perpendicular to the main circuit board, and the two groups of charging interfaces 2 are respectively installed on one side of the auxiliary circuit boards.

[0009] Furthermore, a group of auxiliary circuit boards are provided and are arranged perpendicular to the main circuit board, and the two groups of charging interfaces are symmetrically installed on both sides of the auxiliary circuit board.

[0010] Furthermore, two groups of negative electrode springs are provided and symmetrically installed on both sides of the lower cylinder; and the positive electrode springs are installed at the bottom end of the lower cylinder.

[0011] Furthermore, the main circuit board and the auxiliary circuit board are both installed inside the upper cylinder.

[0012] Furthermore, a connecting annular opening is provided at the top of the lower cylinder, and is fastened to the bottom end of the upper cylinder through the connecting annular opening; the outer diameter of the connecting annular opening matches the inner diameter of the upper cylinder, and the outer diameter of the upper cylinder is equal to the outer diameter of the lower cylinder.

[0013] Furthermore, a semicircular boss is provided at the top end of the upper cylinder, and grooves are provided at both ends of the semicircular boss, and a mounting hole is provided on one side of the groove.

[0014] Furthermore, a pull ring is connected between the two groups of grooves. The pull ring is a semi-annular structure, and its outer diameter is equal to the outer diameter of the semicircular boss. Connecting shafts are integrally provided on the inner sides of both ends of the pull ring, and the connecting shafts are inserted into the mounting holes.

[0015] Compared with the prior art, the present invention has the following beneficial effects:

[0016] The utility model installs a main circuit board with a sub-circuit board inside the upper cylinder to install two groups of charging interface 2 and charging interface 1 with the same structure, so that users can flexibly choose to use them during use, which has high applicability; by arranging the two groups of charging interface 2 and charging interface 1 vertically, the utilization rate of the internal space of the upper cylinder can be effectively improved, and the overall structure can be compact, which is convenient for carrying and installation; by dividing the main body into an upper cylinder and a lower cylinder, the main circuit board and the sub-circuit board can be quickly installed and fixed during production and assembly, which has high installation convenience. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model Figure 1 .

[0018] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model Figure 2 .

[0019] Figure 3 This is a schematic diagram of the structure disassembly of the utility model.

[0020] Figure 4 is the ring opening diagram of the utility model.

[0021] Figure 5 is the three-dimensional structure diagram of the utility model Figure 3 .

[0022] In the figure, the corresponding relationship between the component name and the figure number is:

[0023] 1, lower cylinder; 2, upper cylinder; 3, charging interface one; 4, charging interface two; 5, pull ring; 6, negative spring piece; 7, positive spring piece; 8, main circuit board; 9, auxiliary circuit board. DETAILED DESCRIPTION

[0024] The embodiment of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0025] In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more than two; The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the utility model, it should be pointed out that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; It can be mechanically connected, or it can be electrically connected; It can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0027] Example 1:

[0028] As shown in the accompanying Figure 1 to the accompanying Figure 5 :

[0029] The utility model provides a three charging interface hidden type vehicle charger, including cylinder, negative spring piece 6, positive spring piece 7 and main circuit board 8, the cylinder is formed by splicing upper cylinder 2 and lower cylinder 1, negative spring piece 6 and positive spring piece 7 are electrically connected with main circuit board 8, the one side of the top of main circuit board 8 is installed with charging interface no.

[0030] The cylinder can be completely put into the cigarette lighter sleeve, the cigarette lighter sleeve has a plurality of standard values, such as 21 and 22 mm inner diameter, of course, there are other values, but no matter which inner diameter, the size of the cylinder of the utility model should be less than the standard size value.

[0031] Among them, charging interface no. 3 is USB-A interface, in order to facilitate the connection with the existing commonly used USB charging line.

[0032] Among them, two groups of charging interface no. 4 are Type-C interface, and two groups of charging interface no. 4 are perpendicular to charging interface no. 3, in order to improve the utilization rate of the internal space of the upper cylinder 2, ensure that the overall structure is small, and facilitate carrying and installation.

[0033] Among them, the secondary circuit board 9 is provided with two groups, which are parallel to each other and perpendicular to the main circuit board 8, and two groups of charging interface no. 4 are respectively installed on one side of the secondary circuit board 9.

[0034] Among them, the negative spring piece 6 is provided with two groups and symmetrically installed on both sides of the lower cylinder 1, and the positive spring piece 7 is installed at the bottom end of the lower cylinder 1.

[0035] Among them, the main circuit board 8 and the secondary circuit board 9 are installed in the interior of the upper cylinder 2.

[0036] Among them, the top of the lower cylinder 1 is provided with a connecting annular port, and is tightly connected with the bottom end of the upper cylinder 2 through the connecting annular port, and when connecting, strong glue can be applied outside the connecting annular port to ensure that the upper cylinder 2 and the lower cylinder 1 are stably connected; the outer diameter of the connecting annular port matches the inner diameter of the upper cylinder 2, and the outer diameter of the upper cylinder 2 is equal to the outer diameter of the lower cylinder 1, so as to ensure that the appearance can be flat after the upper cylinder 2 and the lower cylinder 1 are connected, which is beneficial to smooth plugging in use.

[0037] Among them, the top of the upper cylinder 2 is provided with a semicircular boss, and the two ends of the semicircular boss are provided with grooves, and the side of the groove is provided with a mounting hole.

[0038] Among them, a pull ring 5 is connected between the two groups of grooves. The pull ring 5 is a semi-annular structure, and the outer diameter is equal to the outer diameter of the semicircular boss; the inner sides of both ends of the pull ring 5 are integrally provided with connecting shafts, and the connecting shafts are inserted into the mounting holes, so that when pulling out, the pull ring 5 can provide the user with a more convenient force point, so that it can be pulled out quickly.

[0039] The working principle of this embodiment is as follows: by installing a main circuit board 8 with a sub-circuit board 9 inside the upper cylinder 2, so as to install two sets of charging interface 2 4 and charging interface 1 3 with the same structure, it can be realized that when in use, users can flexibly choose to use them, which has high applicability; by arranging the two sets of charging interface 2 4 and charging interface 1 3 vertically, the utilization rate of the internal space of the upper cylinder 2 can be effectively improved, and the overall structure can be compact, which is convenient for carrying and installation; by dividing the main body into the upper cylinder 2 and the lower cylinder 1, it can be realized that the main circuit board 8 and the sub-circuit board 9 can be quickly installed and fixed during production and assembly, which has high installation convenience.

[0040] Example 2:

[0041] The difference from Example 1 is that: a group of auxiliary circuit boards 9 are provided and are arranged perpendicular to the main circuit board 8, and the two groups of charging interfaces 4 are symmetrically installed on both sides of the auxiliary circuit board 9.

[0042] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A three-charging interface hidden car charger, comprising a cylinder formed by splicing an upper cylinder (2) and a lower cylinder (1), a negative spring piece (6), a positive spring piece (7) and a main circuit board (8), wherein the negative spring piece (6) and the positive spring piece (7) are electrically connected to the main circuit board (8), and is characterized in that: The cylinder can be completely placed into the cigarette lighter sleeve, and a charging interface 1 (3) is installed on one side of the top of the main circuit board (8), and a sub-circuit board (9) is connected to the other side of the main circuit board (8), and the sub-circuit board (9) is installed with two groups of charging interfaces 2 (4); the top of the lower cylinder (1) is connected to the upper cylinder (2), and the top of the upper cylinder (2) is provided with notches corresponding to the charging interface 1 (3) and the charging interface 2 (4).

2. The three-charging port hidden car charger according to claim 1, characterized in that: The maximum outer diameter of the cylinder is smaller than the minimum inner diameter of the cigarette lighter sleeve.

3. The three-charging port hidden car charger according to claim 1, characterized in that: The two groups of charging interfaces 2 (4) are both Type-C interfaces, and the two groups of charging interfaces 2 (4) are arranged vertically with the charging interface 1 (3), and the charging interface 1 (3) is a USB-A interface.

4. The three-charging port hidden car charger according to claim 1, characterized in that: The auxiliary circuit boards (9) are provided in two groups, which are parallel to each other and perpendicular to the main circuit board (8), and the two groups of charging interfaces (4) are respectively installed on one side of the auxiliary circuit boards (9).

5. The three-charging port hidden car charger according to claim 1, characterized in that: The auxiliary circuit board (9) is provided with a group and is arranged perpendicularly to the main circuit board (8), and the two groups of the second charging interface (4) are symmetrically installed on both sides of the auxiliary circuit board (9).

6. The three-charging port hidden car charger according to claim 1, characterized in that: The negative electrode spring pieces (6) are provided in two groups and are symmetrically mounted on both sides of the lower cylinder (1); the positive electrode spring pieces (7) are mounted on the bottom end of the lower cylinder (1).

7. The three-charging port hidden car charger according to claim 1, characterized in that: The main circuit board (8) and the auxiliary circuit board (9) are both installed inside the upper cylinder (2).

8. The three-charging port hidden car charger according to claim 1, characterized in that: The top end of the lower cylinder (1) is provided with a connecting annular opening, and is fastened to the bottom end of the upper cylinder (2) via the connecting annular opening; the outer diameter of the connecting annular opening matches the inner diameter of the upper cylinder (2), and the outer diameter of the upper cylinder (2) is equal to the outer diameter of the lower cylinder (1).

9. The three-charging port hidden car charger according to claim 1, characterized in that: A semicircular boss is provided at the top end of the upper cylinder (2), and grooves are provided at both ends of the semicircular boss, and a mounting hole is provided on one side of the groove.

10. The three-charging port hidden car charger according to claim 9, characterized in that: A pull ring (5) is connected between the two groups of grooves. The pull ring (5) is a semi-annular structure, and its outer diameter is equal to the outer diameter of the semicircular boss. Connecting shafts are integrally provided on the inner sides of both ends of the pull ring (5), and the connecting shafts are inserted into the mounting holes.

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