Charging pile power distribution module

Abstract

The utility model discloses a charging pile power distribution module comprising a distribution module substrate, the upper side of the distribution module substrate is provided with a plurality of contactor groups with different powers, each contactor group is respectively provided with a positive contactor and a negative contactor, one side of the positive contactor and one side of the negative contactor are respectively provided with a contact plate through an elastic telescoping mechanism, the distribution module substrate is provided with a butt joint block in a sliding mode through a lead screw, the two sides of the butt joint block are provided with butt joint heads horizontally corresponding to the contact plates, and one end of each butt joint head is connected with a binding post through a wire. The upper side of the distribution module substrate is further provided with a butt joint block in a sliding mode through a lead screw, so that the butt joint block is driven by controlling the lead screw to move transversely for adjustment, butt joint of different power distributions is completed when the butt joint block moves to the positions between different positive contactors and negative contactors, power distribution adjustment is convenient and fast, and the stability and precision of a distribution transmission structure are high.

Description

Technical Field

[0001] The utility model relates to the technical field of power distribution modules, in particular to a charging pile power distribution module. Background Art

[0002] With the development of electric vehicles, charging piles for electric vehicles often include a charging module and a power distribution module. The charging module and the power distribution module are electrically connected through copper busbars or cables. However, this method is not only costly but also requires more space for the copper busbars and cables, which increases the size of the charging pile and hinders its miniaturization.

[0003] The prior art application number 202221290732.5 discloses a charging pile power distribution module comprising at least one contactor group, each having two contactors; a PCB circuit board with contactors welded thereon, wherein the positive poles of all contactors are connected in common by the PCB circuit board wiring, and the negative poles of the two contactors in each group are connected in parallel by the PCB circuit board wiring; the PCB circuit board is provided with: a positive power connector having at least one positive connector, which is connected to the positive pole of the contactors in common via the PCB circuit board wiring; and a negative power connector having at least one negative connector, which is connected to the negative pole of the corresponding group of contactors in parallel via the PCB circuit board wiring. This utility model replaces the traditional wiring harness connection method with a PCBA, greatly reducing wiring harness work, reducing product size, and increasing product reliability. However, the height of the clamp cannot be adjusted, making it difficult to accommodate metal castings of different heights for clamping tooling. Utility Model Content

[0004] The purpose of the utility model is to provide a charging pile power distribution module to solve the problem in the prior art that the height of the clamping seat cannot be adjusted, making it difficult to meet the needs of clamping tooling for metal castings of different heights.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a charging pile power distribution module, comprising a distribution module substrate, wherein a plurality of contactor groups with different powers are provided on the upper side of the distribution module substrate, and each contactor group is respectively provided with a positive contactor and a negative contactor, and contact plates are provided on one side of the positive contactor and the negative contactor through an elastic telescopic mechanism, and a docking block is also provided on the upper side of the distribution module substrate through the sliding of a lead screw, and docking joints corresponding to the horizontal level of the contact plate are provided on both sides of the docking block, and one end of the docking joint is connected to a terminal through a wire.

[0006] Furthermore, the elastic telescopic mechanism includes a limiting slide groove provided on the outer wall of the positive contactor and the negative contactor housing, and one side of the contact plate is elastically slidably connected to the limiting slide groove through a limiting slider and a spring.

[0007] Furthermore, the contact plate and the limiting slider are both conductive metal blocks, and two groups of limiting slide grooves and limiting sliders are symmetrically provided with respect to the contactor.

[0008] Furthermore, an outer protrusion is provided in the middle of one side of the contact plate, and a limiting groove for transverse plug-in cooperation with the docking head is provided in the middle of the outer protrusion.

[0009] Furthermore, the limiting groove is an arc-shaped groove, and the docking joint is a columnar protrusion.

[0010] Furthermore, the lead screw includes a lead screw rotatably arranged on the upper side of the distribution module base plate through a support plate, the middle portion of the docking block is threadedly connected to the lead screw through a threaded hole, and one end of the lead screw is transmission-connected to a servo motor.

[0011] Furthermore, the docking block is an insulating block, and guide sliding holes are provided on both sides of the docking block, and the guide rods are slidably arranged between the guide sliding holes and the support plate.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] 1. In the present invention, since a contact plate is provided on one side of the contactor and the negative contactor through an elastic telescopic mechanism, and a docking block is provided on the upper side of the distribution module base plate through the sliding of a lead screw, the docking block is driven to move laterally by controlling the lead screw. When the docking block moves between different positive contactors and negative contactors, docking of different power distributions is completed, making power distribution adjustment convenient and fast, and the stability and precision of the distribution transmission structure are high.

[0014] 2. The utility model includes a limit slide groove arranged on the outer wall of the positive contactor and the negative contactor housing through an elastic telescopic mechanism. One side of the contact plate is elastically slidably connected to the limit slide groove through a limit slider and a spring, so that the positive contactor and the negative contactor can be elastically pressed and docked with the docking joint by utilizing the limit slide groove, the limit slider and the spring, which is beneficial to improving the stability of the sliding connection between the contactor and the docking joint.

[0015] 3. The utility model provides an external protrusion in the middle of one side of the contact plate, and a limiting groove is provided in the middle of the external protrusion for horizontal insertion with the docking head, so that the limiting groove and the external protrusion can be used to facilitate the precise connection of the docking head to the middle of one side of the contact plate, while further improving the stability of the docking between the contactor and the docking head. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the contactor structure of the utility model;

[0019] Figure 3 This is a structural diagram of the docking block of the present utility model.

[0020] In the figure: 1. Distribution module base plate; 2. Positive contactor; 3. Negative contactor; 4. Support plate; 5. Screw; 6. Docking block; 7. Servo motor; 8. Limit slide; 9. Limit slider; 10. Contact plate; 11. External protrusion; 12. Limit groove; 13. Spring; 14. Docking joint; 15. Terminal; 16. Guide slide hole; 17. Threaded hole. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0022] See also Figure 1 , Figure 2 , Figure 3 In an embodiment of the present invention, a charging pile power distribution module includes a distribution module substrate 1, and a plurality of contactor groups of different powers are provided on the upper side of the distribution module substrate 1, and each contactor group is respectively provided with a positive contactor 2 and a negative contactor 3. A contact plate 10 is provided on one side of the positive contactor 2 and the negative contactor 3 through an elastic telescopic mechanism. A docking block 6 is also provided on the upper side of the distribution module substrate 1 through a lead screw sliding. The lead screw includes a lead screw 5 rotatably arranged on the upper side of the distribution module substrate 1 through a support plate 4. The middle part of the docking block 6 is threadedly connected to the lead screw 5 through a threaded hole 17. One end of the lead screw 5 is transmission-connected to a servo motor 7, and docking joints 14 corresponding to the horizontal level of the contact plate 10 are provided on both sides of the docking block 6. One end of the docking joint 14 is connected to a terminal 15 through a wire, so that the docking block 6 is driven by the lead screw to adjust the horizontal movement. When the docking block 6 moves between different positive contactors 2 and negative contactors 3, the docking of different power distributions is completed, making the power distribution adjustment convenient and fast, and the stability and accuracy of the distribution transmission structure are high.

[0023] like Figure 1 and Figure 2 As shown, in order to improve the stability of the sliding connection between the contactor and the docking joint 14, the elastic telescopic mechanism is also included in the limiting slide 8 arranged on the outer wall of the housing of the positive contactor 2 and the negative contactor 3, and one side of the contact plate 10 is elastically slidably connected to the limiting slide 8 through the limiting slider 9 and the spring 13. The contact plate 10 and the limiting slider 9 are both conductive metal blocks, and the limiting slide 8 and the limiting slider 9 are symmetrically provided with two groups about the contactor, so that the limiting slide 8, the limiting slider 9 and the spring 13 can realize the elastic pressure holding docking processing of the positive contactor 2 and the negative contactor 3 and the docking joint 14, which is beneficial to improve the stability of the sliding connection between the contactor and the docking joint 14.

[0024] like Figure 1 and Figure 2 As shown, in order to accurately clip the docking joint 14 to one side of the contact plate 10, an external protrusion 11 is provided in the middle of one side of the contact plate 10, and a limiting groove 12 is provided in the middle of the external protrusion 11 for horizontal insertion with the docking joint 14. The limiting groove 12 is an arc-shaped groove, and the docking joint 14 is a columnar protrusion, so that the limiting groove 12 and the external protrusion 11 are used to facilitate the accurate clipping of the docking joint 14 to the middle of one side of the contact plate 10, while further improving the stability of the docking between the contactor and the docking joint 14.

[0025] like Figure 1 and Figure 2 As shown, in order to improve the stability of the docking block 6 during movement and docking, the docking block 6 is also converted into an insulating block, and guide sliding holes 16 are provided on both sides of the docking block 6. The guide rod sliding arrangement between the guide sliding holes 16 and the support plate 4 is used to slide and guide the docking block 6 when it moves horizontally, which is beneficial to improving the stability of the docking block 6 during movement and docking.

[0026] The working principle and usage process of the present invention are as follows: when in use, since one side of the positive contactor 2 and the negative contactor 3 are both provided with a contact plate 10 through an elastic telescopic mechanism, a docking block 6 is also provided on the upper side of the distribution module substrate 1 through a sliding screw, and docking joints 14 corresponding to the horizontal level of the contact plate 10 are provided on both sides of the docking block 6, so that the docking block 6 is driven to move laterally by controlling the screw, and when the docking block 6 moves between different positive contactors 2 and negative contactors 3, the docking of different power distributions is completed, so that the power distribution adjustment is convenient and fast, and the stability and precision of the distribution transmission structure are high.

[0027] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A charging pile power distribution module, comprising a distribution module substrate (1), characterized in that: The upper side of the distribution module substrate (1) is provided with a plurality of contactor groups of different powers, and each contactor group is respectively provided with a positive contactor (2) and a negative contactor (3), and one side of each of the positive contactor (2) and the negative contactor (3) is provided with a contact plate (10) via an elastic telescopic mechanism. The upper side of the distribution module substrate (1) is also provided with a docking block (6) via a lead screw sliding, and docking joints (14) corresponding to the horizontal level of the contact plate (10) are provided on both sides of the docking block (6), and one end of each of the docking joints (14) is connected to a terminal (15) via a wire.

2. A charging pile power distribution module according to claim 1, characterized in that: The elastic telescopic mechanism comprises a limiting slide groove (8) provided on the outer wall of the housing of the positive contactor (2) and the negative contactor (3); one side of the contact plate (10) is elastically slidably connected to the limiting slide groove (8) via a limiting slider (9) and a spring (13).

3. The charging pile power distribution module according to claim 2, characterized in that: The contact plate (10) and the limiting slide block (9) are both conductive metal blocks, and two groups of the limiting slide groove (8) and the limiting slide block (9) are symmetrically provided with respect to the contactor.

4. The charging pile power distribution module according to claim 1, characterized in that: An outer protrusion (11) is provided in the middle of one side of the contact plate (10), and a limiting groove (12) for transverse plug-in cooperation with the docking head (14) is provided in the middle of the outer protrusion (11).

5. The charging pile power distribution module according to claim 4, characterized in that: The limiting groove (12) is an arc-shaped groove, and the docking joint (14) is a columnar protrusion.

6. The charging pile power distribution module according to claim 1, characterized in that: The lead screw comprises a lead screw (5) rotatably arranged on the upper side of the distribution module base plate (1) through a support plate (4); the middle portion of the docking block (6) is threadedly connected to the lead screw (5) through a threaded hole (17); and one end of the lead screw (5) is transmission-connected to a servo motor (7).

7. The charging pile power distribution module according to claim 6, characterized in that: The docking block (6) is an insulating block, and guide sliding holes (16) are provided on both sides of the docking block (6). The guide rods between the guide sliding holes (16) and the support plate (4) are slidably arranged.

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