Vehicle-mounted charging head structure

Abstract

The utility model discloses a vehicle-mounted charging head structure, which comprises a shell, a metal sleeve shell and an electronic assembly, the shell comprises a base provided with a first cavity and an upper shell arranged at the upper end of the base, the upper shell is provided with a second cavity, the outer diameter of the upper shell is larger than that of the base, the cross section of the upper shell is in a regular hexagon shape, and the outer diameter of the upper shell is larger than that of the second cavity. The upper end of the upper shell is provided with an upper cover, the upper cover is provided with a first through hole, the metal sleeve shell is provided with a through hole, the through hole is matched with the peripheral wall of the upper shell in size and shape, the upper end of the upper shell is provided with a convex eave extending outwards, and the metal sleeve shell is clamped between the convex eave and the upper end of the base. The electronic assembly comprises a main PCB and an electronic element arranged on the main PCB, and the electronic element of the main PCB is provided with a first connector. Through the arrangement of the upper shell, the metal sleeve shell is installed on the peripheral wall of the upper shell, so that the texture of the shell is improved, and meanwhile, the heat dissipation strength of the shell is also improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of vehicle charging head, especially a vehicle charging head structure. BACKGROUND

[0002] With the development of electronic equipment, the power of vehicle charging is also required more and more high, therefore the volume of vehicle charging head also increases, its main factor is that the power improves the integration of electronic components, therefore the heat also increases.

[0003] And the existing vehicle charging head is generally plastic material, and the hand feeling and heat dissipation effect are poor, which affects the use experience, at the same time, the existing shell is generally a stepped structure with large upper and small lower, therefore in actual production, the shell is integrally cast, and the mold cost is also high. UTILITY MODEL CONTENT

[0004] The utility model discloses a vehicle charging head structure, which aims to improve the structure of the shell, set a metal shell in the shell, improve the heat dissipation effect of the shell, enhance the hand feeling of the shell, improve the design aesthetics, increase the market recognition, and improve the market competitiveness.

[0005] To achieve the above object, the utility model provides a vehicle charging head structure, which comprises:

[0006] The shell comprises a base provided with a first cavity and an upper shell arranged at the upper end of the base, the upper shell is provided with a second cavity, the outer diameter of the upper shell is greater than that of the base, the cross section of the upper shell is in the shape of a regular hexagon, the upper end of the upper shell is provided with an upper cover, and the upper cover is provided with a first through hole;

[0007] The metal sleeve shell is provided with a through hole, the through hole is suitable in size and shape with the outer peripheral wall of the upper shell, the upper end of the upper shell is provided with an outwardly extending eave, and the metal sleeve shell is clamped between the eave and the upper end of the base;

[0008] The electronic assembly comprises a main PCB board and electronic components arranged on the main PCB board, the main PCB board is provided with a first connector,

[0009] The main PCB board is clamped in the first cavity and the second cavity and is distributed along the height of the two, the lower end of the main PCB board is provided with a positive electrode seat, the positive electrode seat extends out of the lower end of the base, the lower part of the main PCB board is provided with a negative electrode seat, the two sides of the negative electrode seat extend out of the side wall of the upper shell, and the extended parts are oppositely arranged.

[0010] In actual design, the shell is provided with a base, an upper shell and an upper cover, so that the parts between the parts are smaller, the defective rate of the stepped structure forming is reduced, at the same time, the metal sleeve shell is installed on the outer peripheral wall of the upper shell, so that the quality of the shell is improved, at the same time, the heat dissipation strength of the shell is also improved, wherein in use, the heating elements are mostly concentrated in the position of the second cavity and the joint, so that the heat dissipation effect is improved, at the same time, the structure of the sleeve shell also makes the installation simpler. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 For the explosion of the utility model Figure 1 ;

[0012] Figure 2 For the explosion of the utility model Figure 2 ;

[0013] Figure 3 For the utility model cross section Figure 1 ;

[0014] Figure 4 For the utility model cross section Figure 2 ;

[0015] Figure 5 For the utility model three-dimensional schematic view.

[0016] In the drawings,

[0017] 1 is a shell, 11 is a base, 11a is a first cavity, 12 is an upper shell, 12a is a second cavity, 12b is a convex eave, 13 is an upper cover,

[0018] 2 is a metal sleeve shell, 20 is a through hole, 21 is a heat dissipation part,

[0019] 3 is an electronic assembly, 3a is a main PCB board, 3b is a vice PCB board, 31 is a first joint, 31a is a first through hole,

[0020] 32 is a second joint, 32a is a second through hole,

[0021] 4 is a positive electrode seat, 41 is a column, 32 is a top spring,

[0022] 5 is a negative electrode seat, 51 is a supporting arm, 52 is a contact part, 53 is a bending part,

[0023] 61 is a lower stepped limiting part, 62 is a lower stepped limiting groove,

[0024] 71 is a clamping column, 72 is a column groove,

[0025] 81 is an upper stepped limiting part, 82 is an upper stepped limiting groove,

[0026] 9 is a groove. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0028] It should be noted that if the embodiments of the present application involve directional indications (such as up, down, left, right, front, back, top, bottom, inner, outer, vertical, horizontal, longitudinal, counterclockwise, clockwise, circumferential, radial, axial, etc.), the directional indications are only used to explain the relative positional relationship, movement condition, etc. between the components in a certain posture (as shown in the drawings), and if the certain posture changes, the directional indications also change accordingly.

[0029] In addition, if the embodiments of the present application involve descriptions of "first" or "second", etc., the descriptions of "first" or "second" are only for description purposes, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features with "first" or "second" can explicitly or implicitly include at least one of the features. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the fact that a person skilled in the art can realize it, and when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist and is not within the protection scope required by the present application.

[0030] As shown in FIG. 1, a vehicle-mounted charging head structure comprises: Figures 1 to 5 A shell 1 comprises a base 11 provided with a first cavity 11a and an upper shell 12 provided at an upper end of the base 11, the upper shell 12 is provided with a second cavity 12a, an outer diameter of the upper shell 12 is greater than an outer diameter of the base 11, a cross section of the upper shell 12 is in a regular hexagonal shape, an upper end of the upper shell 12 is provided with an upper cover 13, the upper cover 13 is provided with a first through hole 31a;

[0031] A metal sleeve shell 2 is provided with a through hole 20, the through hole 20 is suitable in size and shape with an outer peripheral wall of the upper shell 12, an upper end of the upper shell 12 is provided with an outwardly extending eave 12b, the metal sleeve shell 2 is clamped between the eave 12b and the upper end of the base 11;

[0032]

[0033] ​An electronic component 3, which comprises a main PCB board 3a and electronic elements arranged on the main PCB board 3a, the main PCB board 3a is provided with a first joint 31,

[0034] The main PCB board 3a is clamped in the first cavity 11a and the second cavity 12a and is distributed along the height of the two cavities, the lower end of the main PCB board 3a is provided with a positive electrode seat 4, the positive electrode seat 4 extends out of the lower end of the base 11, the lower part of the main PCB board 3a is provided with a negative electrode seat 5, the two sides of the negative electrode seat 5 extend out of the side wall of the upper shell 12, and the extending parts are oppositely arranged.

[0035] In the actual design, the shell 1 is provided as the base 11, the upper shell 12 and the upper cover 13, so that the parts between the parts are smaller, and the yield of the stepped structure forming is reduced. At the same time, the metal sleeve shell 2 is arranged on the outer peripheral wall of the upper shell 12, so that the texture of the shell 1 is improved, and at the same time, the heat dissipation strength of the shell 1 is improved. In use, most of the heat generating elements are concentrated in the second cavity 12a and the joint position, so that the heat dissipation effect is improved, and at the same time, the structure of the sleeve shell makes the installation simpler.

[0036] Specifically, the outer peripheral wall of the metal sleeve shell 2 is provided with a convex or concave heat dissipation part 21, and the arrangement of the heat dissipation part 21 increases the heat dissipation area and the texture of the metal sleeve shell 2, improves the identification of the vehicle-mounted charging head, and ensures the stable use of the electronic elements.

[0037] In the embodiment of the utility model, the upper end of the base 11 is provided with a lower stepped limiting part 61, and the lower end wall of the upper shell 12 is provided with a lower stepped limiting groove 62 matched with the lower stepped limiting part, so that the combination between the base 11 and the upper shell 12 is stable.

[0038] Specifically, the inner side of the lower stepped limiting part is provided with a plurality of clamping columns 71, and the upper shell 12 is provided with a column groove 72 matched with the clamping column, so that the positioning is realized, and the base 11 and the upper shell 12 are bonded by glue or ultrasonic welding.

[0039] In the embodiment of the utility model, the upper end wall of the upper shell 12 is provided with an upper stepped limiting groove 82, and the upper cover 13 is provided with a stepped limiting part 81 matched with the upper stepped limiting groove.

[0040] Specifically, the first cavity 11a and the second cavity 12a are provided with a rib groove 9 arranged along the height direction, the rib groove is provided with two groups and is oppositely arranged, the main PCB board 3a is clamped between the two rib grooves, and the installation and fixation of the main PCB board 3a are realized.

[0041] In the embodiment of the utility model, the second cavity 12a is equipped with a secondary PCB 3b, the secondary PCB 3b is equipped with a second joint 32, the upper cover 13 is equipped with a second through hole 32a matched with the second joint 32, realize the structure of many joints, wherein the secondary PCB 3b is electrically connected with the primary PCB 3a.

[0042] Specifically, the positive pole seat 4 includes a hollow cylinder 41 with an upper end and a top spring 42 arranged in the cylinder, and the upper end of the top spring is hooked on the primary PCB 3a, i.e. the positive terminal structure.

[0043] In the embodiment of the utility model, the negative pole seat 5 is equipped with a supporting arm 51 at both ends, the supporting arm is equipped with a contact part 52, the contact part extends out of the side wall of the base 11, the negative pole seat is equipped with a bent part 53, and the bent part is welded to the primary PCB 3a.

[0044] Specifically, the metal shell 2 is made of copper or aluminum alloy material. Preferably, the aluminum alloy can be formed by stamping, which has lower production cost. Of course, the metal shell 2 can also be formed by bending or extruding.

[0045] The above is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation or direct / indirect application in other related technical fields under the utility model concept of the utility model is included in the patent protection range of the utility model.

Claims

1. A vehicle-mounted charging head structure, characterized by comprising: The utility model relates to a battery shell, including: The shell includes the base provided with the first cavity and the upper shell provided on the upper end of the base, the upper shell is provided with the second cavity, the outer diameter of the upper shell is greater than the outer diameter of the base, the cross section of the upper shell is regular hexagonal shape, the upper end of the upper shell is provided with the upper cover, the upper cover is provided with the first through hole, The metal sleeve shell is provided with the through hole, the through hole is suitable in size and shape with the outer peripheral wall of the upper shell, the upper end of the upper shell is provided with the outwardly extending eaves, the metal sleeve shell is clamped between the eaves and the upper end of the base, The electronic assembly includes the main PCB board and the main PCB board electronic element provided on the main PCB board, the main PCB board electronic element is provided with the first connector, The main PCB board is clamped in the first cavity and the second cavity and is distributed along the height of the two, the lower end of the main PCB board is provided with the positive electrode seat, the positive electrode seat extends out of the lower end of the base, the lower part of the main PCB board is provided with the negative electrode seat, the both sides of the negative electrode seat extend out of the side wall of the upper shell, and the extended parts are oppositely arranged.

2. The on-vehicle charging head structure according to claim 1, characterized by: The outer peripheral wall of the metal sleeve shell is provided with the convex or concave heat dissipation part.

3. The on-vehicle charging head structure according to claim 1, wherein The upper end of the base is provided with the lower step limiting part, and the lower end wall of the upper shell is provided with the lower step limiting groove matched with the lower step limiting part.

4. The on-vehicle charging head structure according to claim 3, characterized by: The inner side of the lower step limiting part is provided with a plurality of clamping columns, and the upper shell is provided with the column groove matched with the clamping column.

5. The on-vehicle charging head structure according to claim 1, wherein The upper end wall of the upper shell is provided with the upper step limiting groove, and the upper cover is provided with the step limiting part matched with the upper step limiting groove.

6. The on-vehicle charging head structure according to claim 1, wherein The first cavity and the second cavity are provided with the rib groove arranged along the height direction, the rib groove is provided with two groups and is oppositely arranged, and the main PCB board is clamped between the two rib grooves.

7. The on-vehicle charging head structure according to claim 1, wherein The second cavity is provided with the secondary PCB board, the secondary PCB board is provided with the second connector, and the upper cover is provided with the second through hole matched with the second connector.

8. The on-vehicle charging head structure according to claim 1, wherein The positive electrode seat includes the hollow column body in the upper end and the top spring in the column body, and the upper end of the top spring is hooked on the main PCB board.

9. The on-vehicle charging head structure according to claim 1, wherein The both ends of the negative electrode seat are provided with the supporting arm, the supporting arm is provided with the contact part, the contact part extends out of the side wall of the base, the negative electrode seat is provided with the bending part, and the bending part is welded on the main PCB board.

10. The on-vehicle charging head structure according to claim 1, wherein The metal sleeve shell is made of copper or aluminum alloy material.

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