Cable protection device of alternating current charging pile

Abstract

The utility model relates to the technical field of alternating current charging pile cable fixation, and discloses a cable protection device of an alternating current charging pile, which comprises a shell with a cable port, and a first cavity communicated with the cable port is arranged in the shell; a wire clamp mounting seat, a lower wire clamp and an upper wire clamp are arranged in the first cavity, the wire clamp mounting seat is connected with the side wall, deviating from the cable port, of the first cavity through two opposite pouring sealant limiting ribs, and the upper wire clamp, the lower wire clamp, the two pouring sealant limiting ribs and the side wall, deviating from the cable port, of the first cavity form a pouring cavity; when the cable protection device is used, the cable protection device performs sectional protection on the cable, that is, the cable is limited and fixed through the upper cable clamp and the lower cable clamp, and then is isolated and protected through the cable rubber sealing sleeve, and the cable rubber sealing sleeve is positioned on the side wall of the encapsulation cavity, so that the cable is prevented from being damaged. And when the encapsulation cavity is filled with the sealant, the encapsulation cavity can be completely isolated, so that a stable and reliable IP67 protection grade is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to AC charging pile cable fixing technical field, specifically related to a kind of cable protection device of AC charging pile. BACKGROUND

[0002] With the development of new energy vehicles, AC charging pile is installed more and more widely, and the corresponding protection level of AC charging pile is also higher and higher, wherein the protection level of charging pile is generally required to reach IP67.

[0003] For the existing AC charging pile, the difficulty of protection lies in the sealing of the cable; in actual use, the sealing part of the cable is prone to shaking and deformation due to repeated bending of the cable, which leads to failure of protection; in addition, the existing cable fixing scheme needs to be filled with sealing glue inside the product, and the cost of the whole product is high. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the background art, the utility model provides a cable protection device for AC charging pile, and the technical problem to be solved is that the existing cable protection device for AC charging pile will deform the sealing part during repeated bending of the cable, and the protection is poor.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a cable protection device for AC charging pile, comprising a shell, a cable port is provided on the shell, a first cavity is provided in the shell and communicates with the cable port;

[0006] A line card mounting seat is provided in the first cavity, the line card mounting seat is connected to the side wall of the first cavity away from the cable port through two pairs of vertical sealing glue limiting ribs, and a cable rubber sealing sleeve for the cable to pass through is installed between the two sealing glue limiting ribs of the side wall of the first cavity away from the cable port;

[0007] A lower line card is installed on the line card mounting seat; a cable rubber protection sleeve for the cable to pass through is installed at the cable port, part of the body of the cable rubber protection sleeve is located on the lower line card, and an upper line card is installed on the lower line card to press the part of the body on the lower line card.

[0008] The upper line card, the lower line card, the two sealing glue limiting ribs and the side wall of the first cavity away from the cable port form a sealing cavity.

[0009] In some embodiments, the lower line card is provided with a first fixing screw hole on each side of the part of the body, a first fixing screw is arranged in each first fixing screw hole, and the first fixing screw passes through the upper line card to fix the upper line card on the lower line card.

[0010] In certain embodiments, the first cavity is provided with a fixing column on each side of the line card mounting seat, each fixing column is provided with a second fixing screw hole, and each second fixing screw hole is provided with a second fixing screw.

[0011] In certain embodiments, the part of the cable rubber protective sleeve in the first cavity is sequentially provided with a first rubber ring and a second rubber ring in the direction away from the cable port, the first rubber ring and the second rubber ring are connected by a plurality of rubber strips, the rubber strips are located on the lower line card, the second rubber ring is located in the potting cavity and is in contact with the side wall of the upper line card away from the cable port and the side wall of the lower line card away from the cable port.

[0012] In certain embodiments, the first rubber ring and the second rubber ring are connected by four rubber strips, and the four rubber strips are equally spaced on the first rubber ring.

[0013] In certain embodiments, among the four rubber strips, two rubber strips are arranged in correspondence with each other in the up-down direction, and the other two rubber strips are arranged in correspondence with each other in the left-right direction, the upper line card is provided with a clamping groove matched with the upper rubber strip, and the upper rubber strip is located in the clamping groove; the lower rubber strip and the two left-right rubber strips are located on the lower line card.

[0014] In certain embodiments, the bottom of the first cavity is further provided with two positioning columns, and the two potting glue limiting ribs are between the two positioning columns, and the top surface of each positioning column is inwardly provided with a positioning hole.

[0015] In certain embodiments, the shell is provided with a cable port at each end, and the shell is provided with a first cavity in communication with the cable port.

[0016] In certain embodiments, a second cavity is provided between the two first cavities.

[0017] In certain embodiments, at least one second positioning column is provided on the bottom of the second cavity.

[0018] The cable protection device of the utility model has the beneficial effects that compared with the prior art: the cable protection device of the utility model protects the cable in a segmented manner, i.e. the cable is first fixed by the upper line card and the lower line card, and then isolated and protected by the cable rubber sealing sleeve, since the cable rubber sealing sleeve is located on the side wall of the potting cavity, the potting cavity can be completely isolated after the potting cavity is filled with sealing glue, thereby realizing stable and reliable IP67 protection level. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure schematic view of the shell and the cable in the embodiment.

[0020] Figure 2 For the embodiment Figure 1 The internal structure diagram of the shell;

[0021] Figure 3 For Figure 2 The enlarged schematic diagram of the cable protection in the embodiment;

[0022] Figure 4 For Figure 3 The structural schematic diagram of the upper cable card after being removed in the embodiment;

[0023] Figure 5 The structural schematic diagram of the upper cable card in the embodiment. DETAILED DESCRIPTION

[0024] The utility model will be explained further in detail now in combination with the drawings. These drawings are all simplified schematic diagrams, and only illustrate the basic structure of the utility model in a schematic way, so it only shows the relevant components of the utility model.

[0025] As Figures 1-4 Indicated, a kind of cable protection device of alternating current charging pile, including shell 1, cable port is provided on shell 1, first cavity 2 is provided in shell 1 with the communication of cable port;

[0026] In Figure 4 Embodiment, first cavity 2 is equipped with line card mounting seat 4, line card mounting seat 4 is connected with the side wall of first cavity 2 away from cable port by two pairs of vertical potting glue limiting ribs 8, the side wall of first cavity 2 away from cable port is installed with the cable rubber sealing sleeve 7 for cable 15 to pass between two potting glue limiting ribs 8;

[0027] In Figure 4 Embodiment, line card mounting seat 4 is installed with lower cable card 5;Cable port is installed with cable rubber protection sleeve 2 for cable 15 to pass, part of the body of cable rubber protection sleeve 2 is located on lower cable card 5, in Figure 3 Embodiment, lower cable card 5 is installed with upper cable card 6 that part of the body is pressed on lower cable card 5;

[0028] Upper cable card 6, lower cable card 5, two potting glue limiting ribs 8 and the side wall of first cavity 2 away from cable port form potting cavity 9.

[0029] In actual use, the cable protection device of the utility model is protected by segmenting cable 15, i.e. cable 15 is first positioned and fixed by upper cable card 6 and lower cable card 5, then isolated and protected by cable rubber sealing sleeve 7, since cable rubber sealing sleeve 7 is located on the side wall of potting cavity 9, when potting cavity 9 is filled with sealant, potting cavity 9 can be completely isolated, so that IP67 protection level of stable and reliable is realized.

[0030] It should be noted that the shell structure of the present application is not necessarily limited to Figure 1 The shell is not the point of the present application, and the shell 1 is used in the first cavity 2 in the shell 1. In addition, although the cable port is not marked in the drawing, the position of the cable port can be known according to the position of the cable rubber protective sleeve 2.

[0031] In the embodiment, the fixing mode of the upper line card 6 and the lower line card 5 is as follows:

[0032] The lower line card 5 is provided with a first fixed screw hole on both sides of the body, and each first fixed screw hole is provided with a first fixed screw 10. The first fixed screw 10 passes through the upper line card 6 to fix the upper line card 6 on the lower line card 5.

[0033] In the embodiment, the fixing mode of the upper line card 6 on the shell 1 is as follows:

[0034] The first cavity 2 is provided with a fixed column 16 on both sides of the line card mounting seat 4, and each fixed column 16 is provided with a second fixed screw hole. Each second fixed screw hole is provided with a second fixed screw 11, and the second fixed screw 11 passes through the upper line card 6 to fix the upper line card 6 on the fixed column 16.

[0035] Specifically, in the embodiment, as shown in Figure 4 The cable rubber protective sleeve 3 is provided with a first rubber ring 30 and a second rubber ring 31 in the first cavity 2 in sequence in the direction away from the cable port. The first rubber ring 30 and the second rubber ring 31 are connected by a plurality of rubber strips 32. The rubber strip is located on the lower line card 5, the second rubber ring 31 is located in the filling cavity 9, and is in contact with the side wall of the upper line card 6 away from the cable port and the side wall of the lower line card 5 away from the cable port.

[0036] More specifically, in the embodiment, the first rubber ring 30 and the second rubber ring 31 are connected by four rubber strips 32, and the four rubber strips 32 are distributed on the first rubber ring 30 at equal intervals.

[0037] In addition, among the four rubber strips 32, two rubber strips 32 are arranged in correspondence with the upper and lower positions, and the other two rubber strips 32 are arranged in correspondence with the left and right positions, as shown in Figure 5 In the embodiment, the upper line card 6 is provided with a card slot 60 matched with the upper rubber strip 32, and the upper rubber strip 4 is located in the card slot 60. The lower rubber strip 32 and the two rubber strips 32 on the left and right are located on the lower line card 5.

[0038] In addition, as shown in 5, the side wall 61 of the upper line card 6 away from the cable port is concave, and the side wall 61 of the lower line card 5 away from the cable port is also concave.Figure 3 In the embodiment, the two arms of the side wall 61 are located outside the periphery of the two potting glue limiting ribs 8.

[0039] In addition, in Figure 3 In the embodiment, the cavity bottom of the first cavity 2 is further provided with two positioning columns 12, and the two potting glue limiting ribs 8 are located between the two positioning columns 12. The top surface of each positioning column 12 is inwardly provided with a positioning hole 120.

[0040] In actual use, a positioning pin can be arranged on the inner top surface of the shell 1, and the positioning pin is inserted into the positioning hole 120 to realize the positioning installation of the shell 1.

[0041] As Figure 2 shown, the two ends of the shell 1 are respectively provided with cable ports, and the shell 1 is respectively provided with the first cavity 2 which is in communication with the cable port. In addition, the second cavity 13 is arranged between the other two first cavities 2, and the cavity bottom of the second cavity 13 is provided with four second positioning columns 14. In actual use, the second positioning column 14 can be used for fixing objects.

[0042] According to the above description, the related personnel can make various changes and modifications without deviating from the technical idea of the present application. The technical scope of the present application is not limited to the content in the specification, and must be determined according to the scope of the claims.

Claims

1. A cable protection device for an AC charging pile, characterized in that, Includes a housing (1), the housing (1) having a cable port, and the housing (1) having a first cavity (2) communicating with the cable port; The first cavity (2) is provided with a wire clip mounting seat (4). The wire clip mounting seat (4) is connected to the side wall of the first cavity (2) away from the cable opening through two opposing potting compound limiting ribs (8). A cable rubber sealing sleeve (7) for the cable to pass through is installed between the two potting compound limiting ribs (8) on the side wall of the first cavity (2) away from the cable opening. A lower cable clip (5) is installed on the cable clip mounting base (4); a cable rubber protective sleeve (3) for the cable to pass through is installed at the cable port, a part of the cable rubber protective sleeve (3) is located on the lower cable clip (5), and an upper cable clip (6) is installed on the lower cable clip (5) to press the part of the body onto the lower cable clip (5); The upper cable clip (6), lower cable clip (5), two potting glue limiting ribs (8) and the first cavity (2) form a potting cavity (9) on the side wall away from the cable opening.

2. The cable protection device for an AC charging pile according to claim 1, characterized in that, The lower cable (5) has a first fixing screw hole on each side of the main body. Each first fixing screw hole has a first fixing screw (10). The first fixing screw (10) passes through the upper cable (6) and fixes the upper cable (6) to the lower cable (5).

3. The cable protection device for an AC charging pile according to claim 1, characterized in that, The first cavity (2) has fixing posts (16) on both sides of the wire clip mounting base (4). Each fixing post (16) has a second fixing screw hole and a second fixing screw (11) in each second fixing screw hole. The second fixing screw (11) passes through the upper wire clip (6) and fixes the upper wire clip (6) to the fixing post (16).

4. The cable protection device for an AC charging pile according to claim 1, characterized in that, The cable rubber protective sleeve (3) in the first cavity (2) is provided with a first rubber ring (30) and a second rubber ring (31) in sequence along the direction away from the cable opening. The first rubber ring (30) and the second rubber ring (31) are connected by a plurality of rubber strips (32). The rubber strips (32) are located on the lower cable clip (5). The second rubber ring (31) is located in the potting cavity (9) and is in contact with the side wall of the upper cable clip (6) away from the cable opening and the side wall of the lower cable clip (5) away from the cable opening.

5. The cable protection device for an AC charging pile according to claim 4, characterized in that, The first rubber ring (30) and the second rubber ring (31) are connected by four rubber strips (32), which are evenly distributed on the first rubber ring (30).

6. The cable protection device for an AC charging pile according to claim 5, characterized in that, Of the four rubber strips (32), two rubber strips (32) are arranged vertically and vertically, and the other two rubber strips (32) are arranged horizontally and vertically. The upper cable clip (6) is provided with a slot (60) that matches the upper rubber strip (32), and the upper rubber strip (32) is located in the slot (60); the lower rubber strip (32) and the two rubber strips (32) on the left and right are located on the lower cable clip (5).

7. The cable protection device for an AC charging pile according to claim 1, characterized in that, Two positioning posts (12) are provided on the bottom of the first cavity (2), and two potting glue limiting ribs (8) are located between the two positioning posts (12). Each positioning post (12) has a positioning hole (120) opened inward on its top surface.

8. A cable protection device for an AC charging pile according to any one of claims 1-7, characterized in that, The housing (1) has cable ports at both ends, and a first cavity (2) communicating with the cable ports is provided inside the housing (1).

9. A cable protection device for an AC charging pile according to claim 8, characterized in that, A second cavity (13) is provided between the two first cavities (2).

10. A cable protection device for an AC charging pile according to claim 9, characterized in that, At least one second positioning post (14) is provided on the bottom of the second cavity (13).

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