Novel DC charging pile PDU copper bar fixing structure

Abstract

The utility model discloses a novel DC charging pile PDU copper bar fixing structure. The structure comprises a PDU module; a PDU copper bar, wherein the PDU module is installed on the PDU copper bar; a plurality of first limiting grooves are formed in the copper bar fixing lower cover, and the PDU copper bars are installed in the first limiting grooves; the copper bar fixing upper cover is connected to the copper bar fixing lower cover and is used for fixing the PDU copper bar; and the copper bar fixing lower cover mounting frame is arranged on one side, deviating from the copper bar fixing upper cover, of the copper bar fixing lower cover. According to the novel PDU copper bar fixing structure of the direct current charging pile, the PDU copper bar can be more conveniently fixed, the stress of the PDU copper bar can be reasonably dispersed, the service life of a structural member is prolonged, and the PDU can be conveniently disassembled and assembled. According to the novel DC charging pile PDU copper bar fixing structure of the utility model, the PDU copper bar can be installed more conveniently and effortlessly, and the PDU can be disassembled and assembled more conveniently and rapidly.

Description

Technical Field

[0001] The utility model relates to the technical field of charging piles, and particularly relates to a novel fixed structure of PDU copper bars for a DC charging pile. Background Art

[0002] With the rapid development and popularization of new energy vehicles, plug-in electric vehicles, as the main new energy vehicles, have continuously increased their market share, and the charging piles supporting them have long been widely used to form an industry.

[0003] With the increase in the power of DC charging piles, some relatively serious problems have also emerged. In the power distribution work of the PDU with the designed power in the power cabinet of the DC charging pile, as the power increases, the number of PDUs also increases, so the number of PDU copper bars is also continuously growing. The convenience and fixing problems of the PDU copper bars when installed vertically are important problems that need to be solved at present. Summary of the Utility Model

[0004] The purpose of the utility model is to address the problem of fixing the PDU copper bars derived from the increase in the number of PDU copper bars due to the increase in the power of the DC charging pile. The utility model designs a novel fixed structure of PDU copper bars for a DC charging pile, thus solving the problem of fixing the PDU copper bars in the power cabinet of the charging pile.

[0005] To achieve the above object, the utility model is realized by the following technical solutions:

[0006] The utility model designs a novel fixed structure of PDU copper bars for a DC charging pile, and the fixed structure includes:

[0007] A PDU module;

[0008] A PDU copper bar, on which the PDU module is installed;

[0009] A copper bar fixing lower cover, on which several first limiting grooves are provided, and the PDU copper bar is installed in the first limiting grooves;

[0010] A copper bar fixing upper cover, which is connected to the copper bar fixing lower cover for fixing the PDU copper bar;

[0011] And a copper bar fixing lower cover mounting bracket, which is arranged on the side of the copper bar fixing lower cover away from the copper bar fixing upper cover.

[0012] Furthermore, for a novel fixed structure of PDU copper bars for a DC charging pile: a first protrusion is provided on the PDU copper bar; the first protrusion is in plug-in fit with the PDU module to install the PDU module on the PDU copper bar.

[0013] Further, a fixing structure for the PDU copper bar of a new type of DC charging pile: A plurality of second protrusions are further arranged along the length direction of the PDU copper bar, and the second protrusions are arranged on the side of the PDU copper bar opposite to the first protrusion. The second protrusions are used to disperse the force when the PDU copper bar is installed.

[0014] Further, a fixing structure for the PDU copper bar of a new type of DC charging pile: A bending structure is further arranged at the end of the PDU copper bar, and the bending structure is used to prevent the PDU copper bar from falling off from the first limiting groove.

[0015] Further, a fixing structure for the PDU copper bar of a new type of DC charging pile: A plurality of second limiting grooves corresponding to the first limiting grooves are arranged on the upper cover of the copper bar fixing; the PDU copper bar is installed in the first limiting groove and the second limiting groove.

[0016] Specifically, corresponding sinking grooves can be respectively arranged on the upper cover of the copper bar fixing and the lower cover of the copper bar fixing, and the bending structure is accommodated through the sinking grooves.

[0017] Specifically, the sinking grooves arranged on the upper cover of the copper bar fixing and the lower cover of the copper bar fixing are spliced to form a complete groove for accommodating the bending structure.

[0018] Further, a fixing structure for the PDU copper bar of a new type of DC charging pile: A first fixing hole is arranged on the upper cover of the copper bar fixing, and a second fixing hole corresponding to the first fixing hole is arranged on the lower cover of the copper bar fixing. The upper cover of the copper bar fixing is connected to the lower cover of the copper bar fixing by connecting bolts in the first fixing hole and the second fixing hole.

[0019] Further, a fixing structure for the PDU copper bar of a new type of DC charging pile: The mounting frame of the lower cover of the copper bar is fixedly connected to the lower cover of the copper bar by bolts.

[0020] The beneficial effects of the present utility model:

[0021] (1) By arranging a bending structure at the end of the PDU copper bar, the present utility model facilitates the installation and can prevent the PDU copper bar from falling off from the first limiting groove; a first protrusion is also arranged on the PDU copper bar, which facilitates the insertion and cooperation between the PDU module and the PDU copper bar, making the installation of the PDU module convenient; in addition, a plurality of second protrusions are arranged on the PDU copper bar, which can disperse the force when the PDU copper bar is installed.

[0022] (2) The novel PDU copper bar fixing structure designed by the present utility model can fix the PDU copper bar more conveniently, reasonably disperse the force on the PDU copper bar, increase the service life of the structural parts, and facilitate the disassembly and assembly of the PDU. The novel PDU copper bar fixing structure designed by the present utility model can make the installation of the PDU copper bar more convenient and labor-saving and make the disassembly and assembly cooperation of the PDU more convenient and fast. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those skilled in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0024] Figure 1 FIG. is a schematic structural diagram of a novel PDU copper bar fixing structure designed by the present utility model;

[0025] Figure 2 is Figure 1 a partial enlarged view of part A in;

[0026] Figure 3 is a partial side view of the PDU copper bar.

[0027] Reference numerals in the figure:

[0028] 1 - PDU module, 2 - PDU copper bar, 3 - lower copper bar fixing cover, 4 - upper copper bar fixing cover, 5 - lower copper bar fixing cover mounting bracket, 6 - bolt, 21 - first protrusion, 22 - second protrusion, 23 - bending structure, 31 - first limiting groove, 41 - second limiting groove, 42 - first fixing hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only some, but not all, of the embodiments of the present utility model. The following description of at least one exemplary embodiment is merely illustrative and in no way limiting of the present utility model and its application or use. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts fall within the scope of protection of the present utility model.

[0030] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "top", "bottom", etc. is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as a limitation on the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. Moreover, the terms "first", "second", etc. are used to distinguish similar objects and do not necessarily have to be used to describe a specific order or sequence. It should be understood that such data can be interchanged under appropriate circumstances so that the embodiments of the present utility model described herein can be implemented in an order other than those illustrated or described herein.

[0031] Embodiment 1

[0032] As Figures 1 to 3 shown, Embodiment 1 of the present invention provides a novel fixed structure for the PDU copper bar of a DC charging pile. The fixed structure includes:

[0033] A PDU module 1;

[0034] A PDU copper bar 2, on which a first protrusion 21 is provided. The PDU module 1 is inserted and cooperated with the first protrusion 21 to install the PDU module 1 on the PDU copper bar 2. The setting of the first protrusion 21 facilitates the insertion and cooperation between the PDU module 1 and the PDU copper bar 2. In addition, a plurality of second protrusions 22 are provided along the length direction of the PDU copper bar 2, and the second protrusions 22 are arranged on the side of the PDU copper bar 2 opposite to the first protrusion 21. The second protrusions 22 are used to disperse the force when the PDU copper bar 2 is installed. A bending structure 23 is also provided at the end of the PDU copper bar 2;

[0035] A copper bar fixing lower cover 3, which is made of epoxy resin material and is provided with a plurality of first limiting grooves 31. The PDU copper bar 2 is installed in the first limiting grooves 31, and the bending structure 23 can prevent the PDU copper bar 2 from falling out of the first limiting grooves 31;

[0036] The copper bar fixing upper cover 4 is made of epoxy resin material, and is provided with a plurality of second limiting grooves 41 corresponding to the positions of the first limiting grooves 31. The copper bar fixing upper cover 4 is further provided with a first fixing hole 42. The copper bar fixing lower cover 3 is provided with a second fixing hole (not shown in the figure) corresponding to the position of the first fixing hole 42. By connecting bolts in the first fixing hole 42 and the second fixing hole, the copper bar fixing upper cover 4 can be connected and fixed to the copper bar fixing lower cover 3, so as to fix the PDU copper bar 2. After the copper bar fixing upper cover 4 is fixed, the PDU copper bar 2 is simultaneously installed in the first limiting groove 31 and the second limiting groove 41. The bending structure 23 provided at the end of the PDU copper bar 2 can prevent the PDU copper bar 2 from falling off from the first limiting groove 31 and the second limiting groove 41;

[0037] And the copper bar fixing lower cover mounting bracket 5 is fixedly connected to the side of the copper bar fixing lower cover 3 away from the copper bar fixing upper cover 4 by bolts 6.

[0038] The novel DC charging pile PDU copper bar fixing structure of Embodiment 1 solves the problem of fixing the PDU copper bar of the charging pile power cabinet; through the cooperative installation of epoxy resin, the installation problem of the PDU copper bar of the charging pile power cabinet is solved.

[0039] The above are the preferred embodiments of the present invention, which are only used to explain the present invention and are not used to limit the present invention. Any obvious changes or variations derived from the technical solutions of the present invention are still within the protection scope of the present invention.

Claims

1. A new type of DC charging pile PDU copper bar fixing structure, characterized in that: The fixed structure includes: PDU module (1); A PDU copper busbar (2), on which the PDU module (1) is installed; The copper busbar fixing lower cover (3) is provided with a plurality of first limiting grooves (31), and the PDU copper busbar (2) is installed in the first limiting grooves (31); A copper busbar fixing upper cover (4), which is connected to the copper busbar fixing lower cover (3) and is used to fix the PDU copper busbar (2); And a copper bar fixing lower cover mounting frame (5), which is arranged on a side of the copper bar fixing lower cover (3) away from the copper bar fixing upper cover (4).

2. According to the novel DC charging pile PDU copper bar fixing structure of claim 1, it is characterized in that: The PDU copper busbar (2) is provided with a first protrusion (21); the first protrusion (21) is plug-fitted with the PDU module (1).

3. According to the novel DC charging pile PDU copper bar fixing structure of claim 2, it is characterized in that: The PDU copper busbar (2) is also provided with a plurality of second protrusions (22) along its length direction, and the second protrusions (22) are provided on the side of the PDU copper busbar (2) opposite to the first protrusions (21), and the second protrusions (22) are used to disperse the force when the PDU copper busbar (2) is installed.

4. According to the novel DC charging pile PDU copper bar fixing structure of claim 1, it is characterized in that: The end of the PDU copper busbar (2) is also provided with a bending structure (23), and the bending structure (23) is used to prevent the PDU copper busbar (2) from falling off from the first limiting groove (31).

5. A novel DC charging pile PDU copper bar fixing structure according to claim 4, characterized in that: The copper busbar fixing upper cover (4) is provided with a plurality of second limiting grooves (41) corresponding to the first limiting grooves (31); the PDU copper busbar (2) is installed in the first limiting grooves (31) and the second limiting grooves (41).

6. A novel DC charging pile PDU copper bar fixing structure according to claim 1, characterized in that: The copper bar fixing upper cover (4) is provided with a first fixing hole (42), and the copper bar fixing lower cover (3) is provided with a second fixing hole corresponding to the first fixing hole (42).

7. A novel DC charging pile PDU copper bar fixing structure according to claim 1, characterized in that: The copper bar fixing lower cover mounting frame (5) is fixedly connected to the copper bar fixing lower cover (3) via bolts (6).

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