Charging stand

Abstract

To provide a charging stand in which a charging cable and the inside of a charging stand housing can be cooled.SOLUTION: A charging stand comprises: a charging stand housing (1); and a pipe connection member (3) mounted to the charging stand housing. The pipe connection member includes a first pipe joint and a second pipe joint which are communicated to each other. The first pipe joint is used for being connected to a cooling core pipe of a charging cable (4), and the second pipe joint is used for being connected to a cooling circuit. Cooling fluid flows while passing through the pipe connection member and the charging cable, and can cool insides of the charging cable and of the charging stand housing. The pipe connection member arranged inside the charging stand housing connects the cooling core pipe of the charging cable to the cooling circuit, and the cooling fluid can flow via the pipe connection member and the charging cable, and thus the inside of the charging stand housing and the charging cable are sufficiently cooled.SELECTED DRAWING: Figure 3

Description

[Technical field]

[0001] CROSS-REFERENCE TO RELATED APPLICATIONS This application claims the benefit of Chinese Patent Application No. CN202310658222.1, filed with the China State Intellectual Property Office on June 5, 2023, the entire disclosure of which is incorporated herein by reference.

[0002] The present invention relates to a charging base, and more particularly to a charging base including a fluid cooling structure. [Background technology]

[0003] In the prior art, a charging base typically includes a charging base housing, a charging terminal provided on the charging base housing, and a charging cable electrically connected to the charging terminal. In order to improve the charging speed, it is necessary to increase the charging current. Currently, the charging current requirement is as high as 600A, and may increase to 1000A in the future. When this high current flows through the charging cable and the charging terminal, the temperature in the charging base housing and the temperature of the charging cable rise rapidly. To prevent excessive temperature rise, in the prior art, it is common to increase the diameter of the charging cable, which increases the volume and weight of the charging base product and increases the cost. Summary of the Invention [Problem to be solved by the invention]

[0004] SUMMARY OF THE PRESENT EMBODIMENT The present invention is directed to overcoming or alleviating at least one aspect of the above disadvantages. [Means for solving the problem]

[0005] According to an aspect of the present invention, a charging base is provided. The charging base includes a charging base housing and a tube connection member attached to the charging base housing. The tube connection member has a first tube joint and a second tube joint communicating with each other, the first tube joint is used to connect to a cooling core tube of a charging cable, and the second tube joint is used to connect to a cooling circuit, and a cooling fluid can flow through the tube joint and the charging cable to cool the charging cable and the inside of the charging base housing.

[0006] According to an exemplary embodiment of the present invention, the charging base further includes a charging terminal disposed within the charging base housing, and a charging cable having one end extending into the charging base housing and electrically connected to the charging terminal. The charging cable includes a tubular conductor having one end electrically connected to the charging terminal, a cooling core tube provided in the tubular conductor and having one end connected to the first pipe joint, and an outer insulating layer wrapped around the outside of the tubular conductor.

[0007] According to another exemplary embodiment of the present invention, the charging base further comprises a cooling fluid connection tube, one end of which is connected to the second pipe fitting and the other end of which is used for connecting to the cooling circuit.

[0008] According to another exemplary embodiment of the present invention, the cooling core tube and the cooling fluid connection tube are pluggably inserted into the first tube fitting and the second tube fitting, respectively.

[0009] According to another exemplary embodiment of the present invention, the tube connection member includes two first tube joints and one second tube joint communicating with each other, the charging base is equipped with two charging cables, and the cooling core tubes of the two charging cables are respectively connected to the two first tube connection joints, so that the cooling fluid can flow into the two charging cables through the tube connection member.

[0010] According to another exemplary embodiment of the present invention, the charging base further includes a rear end cover attached to the rear opening of the charging base housing and covering the rear opening of the charging base housing, and the rear end cover is formed with a charging cable hole through which the charging cable can pass and a through hole through which the second pipe fitting can pass.

[0011] According to another exemplary embodiment of the present invention, the charging base further includes a signal terminal provided on the charging base housing, and a signal cable having one end extending into the charging base housing for electrically connecting to the signal terminal, A signal cable hole through which the signal cable can pass is formed in the rear end cover.

[0012] According to another exemplary embodiment of the present invention, the charging base further includes a sealing element attached to the rear opening of the charging base housing to seal the rear opening of the charging base housing, the charging cable, the second pipe fitting, and the signal cable pass through the sealing element, and the rear end cover is pressed against the sealing element to position the sealing element at the rear opening of the charging base housing.

[0013] According to another exemplary embodiment of the present invention, the tube connection member is an integral part, the tube connection member further includes a tubular body, both ends of which are closed, and the two first tube fittings and one second tube fitting are connected to the tubular body and communicate with each other through the tubular body.

[0014] According to another exemplary embodiment of the present invention, two first tube fittings are respectively arranged near two ends of the tubular body, and a second tube fitting is arranged between the two first tube fittings.

[0015] According to another exemplary embodiment of the present invention, two elastic buckles are respectively formed on the peripheral walls of both ends of the tubular body, and the elastic buckles have snap slots that engage with protrusions in the charging base housing.

[0016] According to another exemplary embodiment of the present invention, the tube connection member includes two first tube coupling members each including a first tubular body, the first tubular body having one closed end and a first tube coupling connected to the first tubular body, and a second tube coupling member including a second tubular body, the second tubular body having two open ends and a second tube coupling connected to the second tubular body, the other end of the first tubular body of the two first tube coupling members is rotatably connected to the two ends of the second tubular body of the second tube coupling member, so that the first tube coupling member can be rotated about the central axis of the first tubular body and the second tubular body.

[0017] According to another exemplary embodiment of the present invention, the charging base includes two tube connection members, each including one first tube joint and one second tube joint, the charging base includes two charging cables and two cooling fluid connection tubes, the cooling core tubes of the two charging cables are respectively connected to the first tube joints of the two tube connection members, and the two cooling fluid connection tubes are respectively connected to the second tube joints of the two tube connection members, so that the cooling fluid can flow into the two charging cables through the two tube connection members.

[0018] According to another exemplary embodiment of the present invention, one end of a first pipe fitting is connected to one end of a second pipe fitting, and a central axis of the first pipe fitting is perpendicular to a central axis of the second pipe fitting.

[0019] According to another exemplary embodiment of the present invention, a mounting hole for inserting a second pipe joint of the pipe connection member is formed in the peripheral wall of the charging base housing, and the cooling fluid connection tube passes through the mounting hole and is connected to the second pipe joint of the pipe connection member.

[0020] According to another exemplary embodiment of the present invention, the charging base further includes a radial flange formed on the second pipe joint, and a seal ring attached to the second pipe joint and axially compressed between the radial flange and the charging base housing to seal the mounting hole.

[0021] According to another exemplary embodiment of the present invention, a resilient buckle is formed on the radial flange, the resilient buckle having a snap slot that engages with a protrusion in the charging base housing.

[0022] According to another exemplary embodiment of the present invention, the charging base further includes a rear end cover attached to a rear opening of the charging base housing and covering the rear opening of the charging base housing, a signal terminal provided on the charging base housing, and a signal cable having one end extending into the charging base housing for electrically connecting to the signal terminal, and the rear end cover is formed with a charging cable hole through which the charging cable can pass and a signal cable hole through which the signal cable can pass.

[0023] According to another exemplary embodiment of the present invention, the charging base further includes a sealing element attached to the rear opening of the charging base housing to seal the rear opening of the charging base housing, the charging cable and the signal cable pass through the sealing element, and the rear end cover is pressed against the sealing element to position the sealing element at the rear opening of the charging base housing.

[0024] In the above-described exemplary embodiment of the present invention, a tube connection member provided in the charging base housing connects the cooling core tube of the charging cable to the cooling circuit, and the cooling fluid can flow through the tube connection member and the charging cable, thereby sufficiently cooling the charging cable and the inside of the charging base housing.

[0025] These and other features of the present invention will become more apparent from the detailed description of the illustrative embodiments taken in conjunction with the accompanying drawings. [Brief description of the drawings]

[0026] [Figure 1] FIG. 2 is a diagrammatic perspective view of a charging base in accordance with an exemplary embodiment of the present invention. [Diagram 2] 1 is a longitudinal cross-sectional view of a charging base according to an exemplary embodiment of the present invention; [Diagram 3] FIG. 2 is an illustrative exploded view of a charging base in accordance with an exemplary embodiment of the present invention. [Figure 4] FIG. 2 is an explanatory perspective view of a tube connection member and a charging cable of the charging base according to an exemplary embodiment of the present invention. [Diagram 5] 4 is an explanatory exploded view of a tube connection member and a charging cable of the charging base according to an exemplary embodiment of the present invention. FIG. [Figure 6] 1 is a cross-sectional view of a tube connection member and a charging cable of a charging stand according to an exemplary embodiment of the present invention, in which one charging cable is cut open in the axial direction. [Figure 7] 1 is a cross-sectional view of a tube connection member and a charging cable of a charging base according to an exemplary embodiment of the present invention, with a cooling fluid connection tube cut open in the axial direction. [Figure 8] 1 is an explanatory perspective view of a tube connection member and a charging cable of a charging base according to an exemplary embodiment of the present invention, with a tubular body of the tube connection member cut open; FIG. [Figure 9] 13 is an explanatory perspective view of a tube connection member and a charging cable of a charging base according to another exemplary embodiment of the present invention, with the tubular body of the tube connection member cut open. FIG. [Figure 10] FIG. 13 is a diagrammatic perspective view of a charging base according to another exemplary embodiment of the present invention. [Figure 11] FIG. 11 is an explanatory perspective view of a tube connection member and a charging cable of a charging base according to another exemplary embodiment of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0027] Hereinafter, exemplary embodiments of the present disclosure will be described in detail with reference to the accompanying drawings. In the drawings, the same reference numerals refer to the same elements. However, the present disclosure may be embodied in many different forms and should not be construed as being limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the disclosure to those skilled in the art.

[0028] In the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, it will be apparent that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are diagrammatically shown in order to simplify the drawings.

[0029] According to a general concept of the present invention, there is provided a charging base, the charging base including a charging base housing and a tube connection member attached to the charging base housing, the tube connection member has a first tube joint and a second tube joint communicating with each other, the first tube joint is used to connect to a cooling core tube of a charging cable, the second tube joint is used to connect to a cooling circuit, and a cooling fluid can flow through the tube joint and the charging cable to cool the charging cable and the inside of the charging base housing.

[0030] FIG 1 is an explanatory perspective view of a charging base according to an exemplary embodiment of the present invention. FIG 2 is a longitudinal sectional view of a charging base according to an exemplary embodiment of the present invention. FIG 3 is an explanatory exploded view of a charging base according to an exemplary embodiment of the present invention. FIG 4 is an explanatory perspective view of a tube connection member 3 and a charging cable 4 of a charging base according to an exemplary embodiment of the present invention. FIG 5 is an explanatory exploded view of a tube connection member 3 and a charging cable 4 of a charging base according to an exemplary embodiment of the present invention.

[0031] As shown in Figs. 1 to 5, a charging base is disclosed in an exemplary embodiment of the present invention. The charging base includes a charging base housing 1 and a tube connection member 3. The tube connection member 3 is attached inside the charging base housing 1. The tube connection member 3 has a first tube joint 301 and a second tube joint 302 that communicate with each other. The first joint 301 is used to connect to a cooling core tube 42 of a charging cable 4. The second tube joint 302 is used to connect to a cooling circuit (not shown, such as a cooling system circuit of the entire vehicle), and a cooling fluid can flow through the tube connection member 3 and the charging cable 4 to cool the inside of the charging base housing 1 and the charging cable 4. This can prevent an excessive rise in temperature of the inside of the charging base housing 1 and the charging cable 4.

[0032] Fig. 6 is a cross-sectional view of the tube connection member 3 and the charging cable 4 of the charging base according to an exemplary embodiment of the present invention, in which one charging cable 4 is cut open in the axial direction. Fig. 7 is a cross-sectional view of the tube connection member and the charging cable of the charging base according to an exemplary embodiment of the present invention, in which a cooling fluid connection tube is cut open in the axial direction. Fig. 8 is an explanatory perspective view of the tube connection member 3 and the charging cable 4 of the charging base according to an exemplary embodiment of the present invention, in which a tubular body 310 of the tube connection member 3 is cut open.

[0033] 1 to 8, in the illustrated embodiment, the charging base further includes a charging terminal (not shown) and a charging cable 4. The charging terminal is provided inside the charging base housing 1. One end of the charging cable 4 extends into the inside of the charging base housing 1 and is electrically connected to the charging terminal.

[0034] 1 to 8, in the illustrated embodiment, the charging cable 4 includes a tubular conductor 41, a cooling core tube 42, and an outer insulating layer 43. One end 41a of the tubular conductor 41 is electrically connected to a charging terminal. The cooling core tube 42 is disposed in the tubular conductor 41, and one end of the cooling core tube 42 is connected to the first pipe joint 301. The outer insulating layer 43 is wrapped around the outside of the tubular conductor 41.

[0035] As shown in Figures 1 to 8, in the illustrated embodiment, the charging base further includes a cooling fluid connecting pipe 5, one end of which is connected to the second pipe joint 302 and the other end of which is used to connect to the cooling circuit.

[0036] 1 to 8, in the illustrated embodiment, the cooling core tube 42 and the cooling fluid connection tube 5 are pluggably inserted into the first tube joint 301 and the second tube joint 302, respectively. In this manner, a quick insertion operation of the cooling core tube 42 and the cooling fluid connection tube 5 can be realized.

[0037] 1 to 8, in the illustrated embodiment, the pipe connection member 3 includes two first pipe joints 301 and one second pipe joint 302. The two first pipe joints 301 and the one second pipe joint 302 are in communication with each other. The charging stand includes two charging cables 4, and the cooling core tubes 42 of the two charging cables 4 are connected to the two first pipe joints 301, respectively, and the cooling fluid can flow into the two charging cables 4 through the pipe connection member 3.

[0038] 1 to 8, in the illustrated embodiment, the charging base further includes a rear end cover 2 attached to a rear opening of the charging base housing 1 and covering the rear opening of the charging base housing 1. The rear end cover 2 is formed with a charging cable hole 211 through which the charging cable 4 can pass, and a through hole 212 through which the second pipe joint 302 can pass.

[0039] 1 to 8, in the illustrated embodiment, the charging base further includes a signal terminal (not shown) and a signal cable 6. The signal terminal is provided on the charging base housing 1. One end of the signal cable 6 extends into the charging base housing 1 for electrical connection to the signal terminal. A signal cable hole 214 through which the signal cable 6 can pass is formed in the rear end cover 2.

[0040] 1 to 8 , in the illustrated embodiment, the charging base further includes a sealing element 7. The sealing element 7 is attached to the rear opening of the charging base housing 1 to seal the rear opening of the charging base housing 1. The charging cable 4, the second pipe joint 302, and the signal cable 6 pass through the sealing element 7, and the rear end cover 2 is pressed against the sealing element 7 to position the sealing element 7 at the rear opening of the charging base housing 1.

[0041] 1 to 8, in the illustrated embodiment, the tube connection member 3 is an integral part, and the tube connection member 3 further includes a tubular body 310. Two ends of the tubular body 310 are closed. Two first tube fittings 301 and one second tube fitting 302 are connected to the tubular body 310 and communicate with each other through the tubular body 310.

[0042] As shown in Figures 1 to 8, in the illustrated embodiment, two first pipe fittings 301 are respectively arranged near two ends of the tubular body 310, and one second pipe fitting 302 is arranged between the two first pipe fittings 301.

[0043] As shown in Figures 1 to 8, in the illustrated embodiment, two elastic buckles 303 are formed on the peripheral walls of both ends of the tubular body 310, respectively, and the elastic buckles 303 have snap slots 303 that engage with protrusions in the charging base housing 1.

[0044] FIG. 9 is an explanatory perspective view of the tube connection member 3 and the charging cable 4 of the charging stand according to another exemplary embodiment of the present invention, in which the tubular body 310 of the tube connection member 3 is cut open.

[0045] The main difference between the pipe connecting member 3 shown in FIG. 9 and the pipe connecting member 3 shown in FIGS.

[0046] As shown in FIG. 9, in the illustrated embodiment, the tube connection member 3 includes two first tube coupling members 31 and one second tube coupling member 32. The first tube coupling member 31 includes a first tubular body 311 with one end closed, and the first tube coupling 301 is connected to the first tubular body 311. The second tube coupling member 32 includes a second tubular body 312 with two open ends, and the second tube coupling 302 is connected to the second tubular body 312. The other end of the first tubular body 311 is open, and the other ends of the first tubular body 311 of the two first tube coupling members 31 are rotatably connected to the two ends of the second tubular body 312 of the second tube coupling member 32, respectively, so that the first tube coupling member 31 can be rotated about the central axis of the first tubular body 311 and the second tubular body 312. This can prevent the cooling core tube 42 from bending excessively after it is connected to the first pipe joint 301 .

[0047] Fig. 10 is an explanatory perspective view of a charging base according to another exemplary embodiment of the present invention. Fig. 11 is an explanatory perspective view of a tube connection member 3 and a charging cable 4 of a charging base according to another exemplary embodiment of the present invention.

[0048] The main difference between the charging stand shown in Figs. 10 and 11 and the charging stand shown in Figs. 1 to 9 is that the tube connecting members are different.

[0049] As shown in Figures 10 and 11, in the illustrated embodiment, the charging base includes two tube connection members 3. Each tube connection member 3 includes a first tube joint 301 and a second tube joint 302. The charging base includes two charging cables 4 and two cooling fluid connection tubes 5. The cooling core tubes 42 of the two charging cables 4 are respectively connected to the first tube joints 301 of the two tube connection members 3, and the two cooling fluid connection tubes 5 are respectively connected to the second tube joints 302 of the two tube connection members 3, so that the cooling fluid can flow into the two charging cables 4 through the two tube connection members 3.

[0050] As shown in Figures 10 and 11, in the illustrated embodiment, one end of the first pipe fitting 301 is connected to one end of the second pipe fitting 302, and the central axis of the first pipe fitting 301 is perpendicular to the central axis of the second pipe fitting 302.

[0051] As shown in Figures 10 and 11, in the illustrated embodiment, a mounting hole 102 for inserting the second pipe fitting 302 of the pipe connection member 3 is formed in the peripheral wall of the charging base housing 1, and the cooling fluid connection pipe 5 passes through the mounting hole 102 and is connected to the second pipe fitting 302 of the pipe connection member 3.

[0052] 10 and 11 , in the illustrated embodiment, the charging base further includes a radial flange 305 and a sealing ring 304. The radial flange 305 is formed on the second pipe joint 302. The sealing ring 304 is mounted on the second pipe joint 302 and is axially compressed between the radial flange 305 and the charging base housing 1 to seal the mounting hole 102.

[0053] As shown in Figures 10 and 11, in the illustrated embodiment, a resilient buckle 303 is formed on a radial flange 305, and the resilient buckle 303 has a snap slot 303a that engages with a protrusion in the charging base 1 housing.

[0054] 10 and 11, in the illustrated embodiment, the charging base further includes a rear end cover 2, a signal terminal (not shown), and a signal cable 6. The rear end cover 2 is attached to the rear opening of the charging base housing 1 to cover the rear opening of the charging base housing 1. The signal terminal is provided on the charging base housing 1. One end of the signal cable 6 extends into the charging base housing 1 for electrical connection to the signal terminal. The rear end cover 2 is formed with a charging cable hole 211 through which the charging cable 4 can pass and a signal cable hole 214 through which the signal cable 6 can pass.

[0055] 10 and 11 , in the illustrated embodiment, the charging base further includes a sealing element 7 (see FIGS. 1 to 8 ) attached to the rear opening of the charging base housing 1 to seal the rear opening of the charging base housing 1. The charging cable 4 and the signal cable 6 pass through the sealing element 7, and the rear end cover 2 is pressed against the sealing element 7 to position the sealing element 7 at the rear opening of the charging base housing 1.

[0056] It should be understood by those skilled in the art that the above embodiments are illustrative and not restrictive. For example, those skilled in the art can make many modifications to the above embodiments without any contradiction in structure or principle, and can freely combine various features described in different embodiments with each other.

[0057] While several exemplary embodiments have been shown and described, it will be understood by those skilled in the art that various changes or modifications can be made to these embodiments without departing from the principles and spirit of the present disclosure, the scope of which is defined by the following claims and their equivalents.

[0058] As used herein, elements described in the singular and preceded by the word "a" or "an" should be understood as not excluding a plurality of said elements or steps, unless expressly stated to the contrary. Furthermore, references to "one embodiment" of the invention are not intended to be interpreted as excluding the existence of additional embodiments that also incorporate the recited features. Furthermore, unless expressly stated to the contrary, embodiments "comprising" or "having" an element or elements having a particular characteristic may include additional such elements that do not have that characteristic.

Claims

1. A charging station, - a charging base housing (1); - a tube connection member (3) attached to the charging base housing (1); Equipped with The pipe connection member (3) has a first pipe joint (301) and a second pipe joint (302) that communicate with each other, The first pipe joint (301) is used for connecting to a cooling core pipe (42) of a charging cable (4), and the second pipe joint (302) is used for connecting to a cooling circuit; A cooling fluid can flow through the tube connection member (3) and the charging cable (4) to cool the charging cable (4) and the inside of the charging base housing (1); Charging stand.

2. - a charging terminal arranged in the charging base housing (1); a charging cable (4) having one end extending into the charging base housing (1) and electrically connected to the charging terminal; Further equipped with The charging cable (4) a tubular conductor (41) having one end (41a) electrically connected to the charging terminal; a cooling core tube (42) provided in the tubular conductor (41) and having one end connected to the first pipe joint (301); an outer insulating layer (43) wrapped around the outside of the tubular conductor (41); Including, The charging stand according to claim 1 .

3. a cooling fluid connection pipe (5) having one end connected to the second pipe joint (302) and the other end used for connecting to the cooling circuit; The charging stand according to claim 2.

4. The cooling core pipe (42) and the cooling fluid connection pipe (5) are pluggably inserted into the first pipe joint (301) and the second pipe joint (302), respectively. The charging stand according to claim 3.

5. The pipe connection member (3) includes two first pipe joints (301) and one second pipe joint (302) that communicate with each other, The charging stand includes two charging cables (4), and the cooling core pipes (42) of the two charging cables (4) are respectively connected to the two first pipe joints (301), so that the cooling fluid can flow into the two charging cables (4) through the pipe connection member (3). The charging stand according to claim 3.

6. a rear end cover (2) attached to a rear opening of the charging base housing (1) to cover the rear opening of the charging base housing (1); The rear end cover (2) is formed with a charging cable hole (211) through which the charging cable (4) can pass and a through hole (212) through which the second pipe joint (302) can pass. The charging stand according to claim 5.

7. A signal terminal provided on the charging base housing (1); a signal cable (6) having one end extending into the charging base housing (1) for electrical connection to the signal terminal; Further equipped with A signal cable hole (214) through which the signal cable (6) can pass is formed in the rear end cover (2). The charging stand according to claim 6.

8. a sealing element (7) attached to the rear opening of the charging base housing (1) for sealing the rear opening of the charging base housing (1); the charging cable (4), the second pipe joint (302) and the signal cable (6) pass through the sealing element (7), and the rear end cover (2) is pressed against the sealing element (7) to position the sealing element (7) at the rear opening of the charging base housing (1); The charging stand according to claim 7.

9. The pipe connection member (3) is an integral part, and the pipe connection member (3) further comprises a tubular body (310), both ends of which are closed; The two first pipe joints (301) and the one second pipe joint (302) are connected to the tubular body (310) and communicate with each other through the tubular body (310). The charging stand according to claim 5.

10. the two first pipe fittings (301) are respectively disposed near two ends of the tubular body (310), and the second pipe fitting (302) is disposed between the two first pipe fittings (301); The charging stand according to claim 9.

11. Two elastic buckles (303) are formed on the peripheral walls of both ends of the tubular body (310), The elastic buckle (303) has a snap slot (303a) that engages with a protrusion in the charging base housing (1). The charging stand according to claim 9.

12. The pipe connection member (3) is - two first pipe coupling members (31) each including a first tubular body (311), said first tubular body (311) having one closed end and said first pipe coupling (301) connected to said first tubular body (311); a second pipe coupling member (32) including a second tubular body (312), said second tubular body (312) having two open ends and said second pipe coupling (302) connected to said second tubular body (312); Including, the other end of the first tubular body (311) is open, and the other end of the first tubular body (311) of the two first pipe coupling members (31) is rotatably connected to two ends of the second tubular body (312) of the second pipe coupling member (32), so that the first pipe coupling member (31) can be rotated about the central axis of the first tubular body (311) and the second tubular body (312); The charging stand according to claim 5.

13. The charging base includes two pipe connection members (3), each including one first pipe joint (301) and one second pipe joint (302); The charging base comprises two charging cables (4) and two cooling fluid connection tubes (5); the cooling core pipes (42) of the two charging cables (4) are respectively connected to the first pipe joints (301) of the two pipe connection members (3), and the two cooling fluid connection pipes (5) are respectively connected to the second pipe joints (302) of the two pipe connection members (3), so that the cooling fluid can flow into the two charging cables (4) through the two pipe connection members (3); The charging stand according to claim 3.

14. One end of the first pipe joint (301) is connected to one end of the second pipe joint (302); The central axis of the first pipe fitting (301) is perpendicular to the central axis of the second pipe fitting (302); 14. The charging stand according to claim 13.

15. a mounting hole (102) for inserting the second pipe joint (302) of the pipe connection member (3) is formed in a peripheral wall of the charging base housing (1); The cooling fluid connection pipe (5) passes through the mounting hole (102) and is connected to the second pipe joint (302) of the pipe connection member (3).

15. The charging stand of claim 14.

16. a radial flange (305) formed on the second pipe fitting (302); a seal ring (304) attached to the second pipe joint (302) and compressed in the axial direction between the radial flange (305) and the charging base housing (1) to seal the mounting hole (102); Further comprising:

16. The charging stand according to claim 15.

17. An elastic buckle (303) is formed on said radial flange (305); The elastic buckle (303) has a snap slot (303a) that engages with a protrusion in the charging base housing (1).

17. The charging stand of claim 16.

18. a rear end cover (2) attached to a rear opening of the charging base housing (1) to cover the rear opening of the charging base housing (1); A signal terminal provided on the charging base housing (1); a signal cable (6) having one end extending into the charging base housing (1) for electrical connection to the signal terminal; Further equipped with The rear end cover (2) is formed with a charging cable hole (211) through which the charging cable (4) can pass and a signal cable hole (214) through which the signal cable (6) can pass.

14. The charging stand according to claim 13.

19. a sealing element (7) attached to the rear opening of the charging base housing (1) for sealing the rear opening of the charging base housing (1); the charging cable (4) and the signal cable (6) pass through the sealing element (7), and the rear end cover (2) is pressed against the sealing element (7) to position the sealing element (7) at the rear opening of the charging base housing (1); 20. The charging stand of claim 18.

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