Charging seat

Abstract

The utility model discloses a charging seat, which comprises a shell provided with a first mounting hole, and the first mounting hole is provided with a first front port and a first rear port; the charging terminal is inserted into the first mounting hole of the shell from the first rear port; and the first end cover is mounted on the first rear port of the first mounting hole. The first end cover comprises a first locking part, and the first locking part is inserted into the first rear port and abuts against the charging terminal so as to lock the charging terminal in the first mounting hole. In addition, in some embodiments of the utility model, the signal terminal is locked in the second mounting hole by the second end cover and is electrically connected to the signal cable. Therefore, a lead frame for locking the charging terminal and the signal terminal and a signal connector for electrically connecting the signal terminal and the signal cable do not need to be arranged in the shell, so that the number of parts of the charging seat can be reduced, the structure of the charging seat is simplified, and the cost of the charging seat is reduced.

Description

Technical Field

[0001] The utility model relates to a charging seat, in particular to a charging seat suitable for matching with a charging gun. Background Art

[0002] In the prior art, the charging seat generally includes a shell, a charging terminal, a signal terminal, a lead frame and a signal connector. The shell generally includes a front shell and a rear shell assembled together and a sealing ring squeezed between the front shell and the rear shell. A first mounting hole for inserting the charging terminal and a second mounting hole for inserting the signal terminal are formed in the shell. The charging terminal and the signal terminal are respectively inserted into the first mounting hole and the second mounting hole of the shell. The lead frame is installed in the shell, and the lead frame can move between a locking position engaged with the charging terminal and the signal terminal and an unlocking position separated from the charging terminal and the signal terminal. Therefore, after the charging terminal and the signal terminal are respectively inserted into the shell, it is necessary to use a tool lead frame to toggle the locking position to lock the charging terminal and the signal terminal in the shell.

[0003] In the prior art, the signal connector is mounted on a lead frame. The signal connector generally has a contact spring for electrically contacting the signal terminal and a connection terminal adapted to mate with the mating terminal of the mating signal connector. The mating signal connector includes the mating terminal and a signal cable electrically connected to the mating terminal. When the signal connector is mated with the mating signal connector, electrical connection between the signal cable and the signal terminal can be achieved.

[0004] In the prior art, the number of components of the charging stand is too large, the structure is complex, and the assembly is difficult. Moreover, it is necessary to move the internal lead frame to lock the charging terminal and the signal terminal in the housing, which is very difficult to operate. In addition, it is necessary to set a signal connector in the housing for electrical connection with the signal terminal, which leads to high costs. Utility Model Content

[0005] The purpose of the present invention is to solve at least one aspect of the above-mentioned problems and defects in the prior art.

[0006] According to one aspect of the utility model, a charging stand is provided. The charging stand comprises: a housing, formed with a first mounting hole, the first mounting hole having a first front port and a first rear port opposite to each other in its axial direction; a charging terminal, inserted into the first mounting hole of the housing from the first rear port of the first mounting hole; and a first end cover, mounted on the first rear port of the first mounting hole. The first end cover comprises a first locking portion, the first locking portion is inserted into the first rear port and abuts against the charging terminal to lock the charging terminal in the first mounting hole.

[0007] According to an exemplary embodiment of the utility model, the first end cover further includes: a first peripheral wall; and a first end wall connected to the first peripheral wall. The first rear port has an outer peripheral wall protruding from the rear side of the housing, and the first peripheral wall is fitted and locked onto the outer peripheral wall of the first rear port.

[0008] According to another exemplary embodiment of the utility model, a plurality of first protrusions are formed on the outer peripheral wall of the first rear port, and the plurality of first protrusions are spaced apart in the circumferential direction of the first rear port; a plurality of first card grooves are formed on the first peripheral wall of the first end cover, and the plurality of first protrusions are respectively engaged in the plurality of first card grooves to fix the first end cover to the outer peripheral wall of the first rear port.

[0009] According to another exemplary embodiment of the utility model, the first locking portion of the first end cover is semi-cylindrical and its rear end is connected to the inner side of the first end wall of the first end cover; the charging terminal has a first cylindrical body, and the front end of the first locking portion axially abuts against the rear end surface of the first cylindrical body of the charging terminal.

[0010] According to another exemplary embodiment of the utility model, a first locking step is formed in the first mounting hole, and a first locking spring is formed on the first cylindrical body of the charging terminal, and the first locking spring abuts against the first locking step to lock the charging terminal in the first mounting hole.

[0011] According to another exemplary embodiment of the utility model, a first seal is injection molded on the first tubular body of the charging terminal, and the first seal is close to the rear end of the first tubular body and is used to seal the first mounting hole; the front and rear parts of the first mounting hole are sealed and separated by the first seal, so that water vapor entering from the first front port of the first mounting hole cannot enter the rear part of the first mounting hole.

[0012] According to another exemplary embodiment of the utility model, a through hole is formed on the peripheral wall of the rear end portion of the first cylindrical body, and the first sealing member includes an outer sealing portion located outside the first cylindrical body and an inner sealing portion entering the inner cavity of the first cylindrical body through the through hole; the inner sealing portion of the first sealing member blocks the inner cavity of the first cylindrical body to prevent water vapor from entering the rear portion of the first mounting hole through the inner cavity of the first cylindrical body; the outer sealing portion of the first sealing member is squeezed between the inner wall surface of the first mounting hole and the first cylindrical body to achieve sealing between the two.

[0013] According to another exemplary embodiment of the utility model, a first through hole allowing the charging cable to pass through is formed on the first end wall of the first end cover, and the charging terminal also has a welding end for welding to one end of the charging cable, and the welding end of the charging terminal is flat and located in the rear part of the first mounting hole.

[0014] According to another exemplary embodiment of the utility model, the charging seat also includes: a charging cable, one end of which passes through the first through hole on the first end cover and is welded to the welding end of the charging terminal to be electrically connected to the charging terminal.

[0015] According to another exemplary embodiment of the utility model, a first positioning step is formed on the inner side of the first front port of the first mounting hole, and the front end surface of the charging terminal axially abuts against the first positioning step to axially position the charging terminal.

[0016] According to another exemplary embodiment of the utility model, the shell has a first column protruding from the front side thereof, the first mounting hole passes through the first column, and the first column is suitable for being inserted into the first socket on the charging gun; the charging terminal is suitable for mating with the matching charging terminal of the charging gun inserted from the first front port of the first mounting hole to be electrically connected with the matching charging terminal.

[0017] According to another exemplary embodiment of the utility model, the charging seat includes a plurality of charging terminals and a plurality of first end covers, a plurality of first mounting holes are formed in the shell, the plurality of charging terminals are respectively inserted into the plurality of first mounting holes, and the plurality of first end covers are respectively installed on the first rear ports of the plurality of first mounting holes.

[0018] According to another exemplary embodiment of the utility model, a second mounting hole is further formed in the housing, and the second mounting hole has a second front port and a second rear port opposite to each other in its axial direction. The charging seat also includes: a signal terminal, which is inserted into the second mounting hole of the housing from the second rear port of the second mounting hole; and a second end cover, which is installed on the second rear port of the second mounting hole. The second end cover includes a second locking portion, which is inserted into the second rear port and abuts against the signal terminal to lock the signal terminal in the second mounting hole.

[0019] According to another exemplary embodiment of the utility model, the second end cover also includes: a second peripheral wall; and a second end wall connected to the second peripheral wall, the second rear port has an outer peripheral wall protruding from the rear side of the shell, and the second peripheral wall of the second end cover is fitted and locked to the outer peripheral wall of the second rear port.

[0020] According to another exemplary embodiment of the utility model, a plurality of second protrusions are formed on the outer peripheral wall of the second rear port, and the plurality of second protrusions are spaced apart in the circumferential direction of the second rear port; a plurality of second card grooves are formed on the second peripheral wall of the second end cover, and the plurality of second protrusions are respectively engaged in the plurality of second card grooves to fix the second end cover to the outer peripheral wall of the second rear port.

[0021] According to another exemplary embodiment of the utility model, the second locking portion of the second end cover is cylindrical and its rear end is connected to the inner side of the second end wall of the second end cover; the signal terminal has a cylindrical rear end portion, and the front end of the second locking portion axially abuts against the rear end surface of the cylindrical rear end portion of the signal terminal.

[0022] According to another exemplary embodiment of the utility model, the signal terminal also has a second cylindrical body, and a second locking spring is formed on the second cylindrical body of the signal terminal; a second locking step is formed in the second mounting hole, and the second locking spring abuts against the second locking step to lock the signal terminal in the second mounting hole.

[0023] According to another exemplary embodiment of the utility model, a second seal is injection molded on the second cylindrical body of the signal terminal, and the front and rear portions of the second mounting hole are sealed and separated by the second seal, so that water vapor entering from the second front port of the second mounting hole cannot enter the rear portion of the second mounting hole.

[0024] According to another exemplary embodiment of the utility model, a through hole is formed on the peripheral wall of the second cylindrical body, and the second seal includes an outer sealing portion located outside the second cylindrical body and an inner sealing portion entering the inner cavity of the second cylindrical body through the through hole; the inner sealing portion of the second seal blocks the inner cavity of the second cylindrical body to prevent water vapor from entering the rear part of the second mounting hole through the inner cavity of the second cylindrical body; the outer sealing portion of the second seal is squeezed between the inner wall surface of the second mounting hole and the second cylindrical body to achieve sealing between the two.

[0025] According to another exemplary embodiment of the utility model, a second through hole allowing the signal cable to pass through is formed on the second end wall of the second end cover, and the signal terminal also has a crimping portion for crimping onto one end of the signal cable; the crimping portion and the cylindrical rear end portion of the signal terminal are located in the rear portion of the second mounting hole, and the crimping portion is connected between the second cylindrical body and the cylindrical rear end portion.

[0026] According to another exemplary embodiment of the utility model, the charging base further includes: a signal cable, one end of which passes through the second through hole on the second end cover and is crimped to the crimping portion of the signal terminal to be electrically connected to the signal terminal.

[0027] According to another exemplary embodiment of the present invention, a second positioning step is formed on the inner side of the second front end of the second mounting hole, and the front end surface of the signal terminal axially abuts against the second positioning step to axially position the signal terminal.

[0028] According to another exemplary embodiment of the utility model, the shell has a second column protruding from the front side thereof, the second mounting hole passes through the second column, and the second column is suitable for being inserted into the second socket on the charging gun; the signal terminal is suitable for mating with the matching signal terminal of the charging gun inserted from the second front port of the second mounting hole to be electrically connected with the matching signal terminal.

[0029] According to another exemplary embodiment of the utility model, the charging seat includes a plurality of signal terminals and a plurality of second end covers, a plurality of second mounting holes are formed in the shell, the plurality of signal terminals are respectively inserted into the plurality of second mounting holes, and the plurality of second end covers are respectively mounted on second rear ports of the plurality of second mounting holes.

[0030] According to another exemplary embodiment of the present utility model, the housing is an integrally formed part.

[0031] According to another exemplary embodiment of the present utility model, the housing, the first end cover and the second end cover are respectively integrally formed injection molded parts.

[0032] According to another aspect of the utility model, a charging stand is provided. The charging stand comprises: a housing, formed with a mounting hole, the mounting hole having a front port and a rear port opposite to each other in its axial direction; a terminal, inserted into the mounting hole of the housing from the rear port of the mounting hole; and an end cover, mounted on the rear port of the mounting hole. The end cover comprises a locking portion, the locking portion is inserted into the rear port and abuts against the terminal to lock the terminal in the mounting hole.

[0033] In the aforementioned various exemplary embodiments of the utility model, the charging terminal is locked in the first mounting hole by the first end cover. Therefore, there is no need to provide a lead frame for locking the charging terminal in the shell, thereby reducing the number of components of the charging stand, simplifying the structure of the charging stand and reducing the cost of the charging stand.

[0034] In addition, in some of the aforementioned exemplary embodiments of the utility model, the signal terminal is locked in the second mounting hole by the second end cover. Therefore, there is no need to provide a lead frame for locking the signal terminal in the shell, thereby reducing the number of components of the charging stand, simplifying the structure of the charging stand and reducing the cost of the charging stand.

[0035] In addition, in some of the aforementioned exemplary embodiments of the utility model, the signal terminal is directly electrically connected to the signal cable, so there is no need to set a signal connector in the shell, which can further reduce the number of components of the charging base, simplify the structure of the charging base and reduce the cost of the charging base.

[0036] In addition, in some of the aforementioned exemplary embodiments of the present invention, the shell of the charging base is an integrally formed part, which can further reduce the number of components of the charging base, simplify the structure of the charging base and reduce the cost of the charging base.

[0037] Other objects and advantages of the present invention will become apparent from the following description of the present invention with reference to the accompanying drawings, which will help to provide a comprehensive understanding of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the utility model;

[0039] Figure 2 An exploded schematic diagram showing a charging stand according to an exemplary embodiment of the utility model;

[0040] Figure 3 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the present utility model, wherein the first end cap and the second end cap have not yet been mounted on the housing of the charging stand;

[0041] Figure 4 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the present utility model, wherein the charging terminal and the first end cover have not yet been installed to the housing of the charging stand;

[0042] Figure 5 An axial cross-sectional view of a charging stand according to an exemplary embodiment of the present invention is shown, wherein the charging terminal and the first end cap have not yet been mounted to the housing of the charging stand;

[0043] Figure 6 An axial cross-sectional view of a charging stand according to an exemplary embodiment of the utility model is shown, wherein a charging terminal and a first end cap are shown;

[0044] Figure 7An axial cross-sectional view of a charging station according to an exemplary embodiment of the present invention is shown, wherein the first end cover has not yet been mounted to the housing of the charging station;

[0045] Figure 8 A three-dimensional schematic diagram showing a charging base according to an exemplary embodiment of the present utility model, wherein the signal terminal and the second end cover have not yet been installed to the housing of the charging base;

[0046] Fig. 9 An axial cross-sectional view of a charging base according to an exemplary embodiment of the present invention is shown, wherein the signal terminal and the second end cap have not yet been mounted to the housing of the charging base;

[0047] Fig.10 An axial cross-sectional view of a charging base according to an exemplary embodiment of the present utility model is shown, wherein a signal terminal and a second end cap are shown;

[0048] Fig.11 An axial cross-sectional view of a charging station according to an exemplary embodiment of the present invention is shown, wherein the second end cover has not yet been mounted to the housing of the charging station. DETAILED DESCRIPTION

[0049] The technical solution of the utility model is further specifically described below through examples and in combination with the accompanying drawings. In the specification, the same or similar reference numerals indicate the same or similar components. The following description of the implementation mode of the utility model with reference to the accompanying drawings is intended to explain the overall utility model concept of the utility model, and should not be understood as a limitation of the utility model.

[0050] In addition, in the detailed description below, for ease of explanation, many specific details are set forth to provide a comprehensive understanding of the disclosed embodiments. However, it is apparent that one or more embodiments may be implemented without these specific details. In other cases, known structures and devices are embodied in a schematic manner to simplify the accompanying drawings.

[0051] According to an overall technical concept of the utility model, a charging stand is provided. The charging stand comprises: a shell, formed with a first mounting hole, the first mounting hole having a first front port and a first rear port opposite to each other in its axial direction; a charging terminal, inserted into the first mounting hole of the shell from the first rear port of the first mounting hole; and a first end cover, mounted on the first rear port of the first mounting hole. The first end cover comprises a first locking portion, the first locking portion is inserted into the first rear port and abuts against the charging terminal to lock the charging terminal in the first mounting hole.

[0052] According to another general technical concept of the utility model, a charging stand is provided. The charging stand comprises: a housing, formed with a mounting hole, the mounting hole having a front port and a rear port opposite to each other in its axial direction; a terminal, inserted into the mounting hole of the housing from the rear port of the mounting hole; and an end cover, mounted on the rear port of the mounting hole. The end cover comprises a locking portion, the locking portion is inserted into the rear port and abuts against the terminal to lock the terminal in the mounting hole.

[0053] According to another general technical concept of the utility model, a charging stand is provided. The charging stand comprises: a shell, formed with a second mounting hole, the second mounting hole having a second front port and a second rear port opposite to each other in its axial direction; a signal terminal, inserted into the second mounting hole of the shell from the second rear port of the second mounting hole; and a signal cable, one end of which extends into the second rear port of the second mounting hole and is electrically connected to the signal terminal. The signal terminal is suitable for mating with a matching signal terminal of a charging gun inserted from the second front port of the second mounting hole.

[0054] Figure 1 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the utility model; Figure 2 An exploded schematic diagram showing a charging stand according to an exemplary embodiment of the utility model; Figure 3 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the utility model, wherein the first end cover 21 and the second end cover 22 have not yet been installed on the housing 1 of the charging stand; Figure 4 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the utility model, wherein the charging terminal 31 and the first end cover 21 have not yet been installed to the housing 1 of the charging stand; Figure 5 An axial cross-sectional view of a charging stand according to an exemplary embodiment of the present utility model is shown, wherein the charging terminal 31 and the first end cover 21 have not yet been installed to the housing 1 of the charging stand; Figure 6 An axial cross-sectional view of a charging stand according to an exemplary embodiment of the present utility model is shown, wherein the charging terminal 31 and the first end cover 21 are shown; Figure 7 An axial cross-sectional view of a charging station according to an exemplary embodiment of the present invention is shown, wherein the first end cover 21 has not yet been mounted to the housing 1 of the charging station.

[0055] like Figures 1 to 7As shown, in an exemplary embodiment of the utility model, a charging stand is disclosed. The charging stand includes: a shell 1, a charging terminal 31 and a first end cover 21. The shell 1 is formed with a first mounting hole 11. The first mounting hole 11 has a first front port 11b and a first rear port 11a opposite to each other in its axial direction. The charging terminal 31 is inserted into the first mounting hole 11 of the shell 1 from the first rear port 11a of the first mounting hole 11. The first end cover 21 is mounted on the first rear port 11a of the first mounting hole 11. The first end cover 21 includes a first locking portion 210. The first locking portion 210 is inserted into the first rear port 11a and abuts against the charging terminal 31 to lock the charging terminal 31 in the first mounting hole 11.

[0056] like Figures 1 to 7 As shown, in the illustrated embodiment, the first end cover 21 further includes: a first peripheral wall 211 and a first end wall 212. The first end wall 212 is connected to the first peripheral wall 211. The first rear port 11a has an outer peripheral wall protruding from the rear side of the housing 1, and the first peripheral wall 211 is fitted and locked onto the outer peripheral wall of the first rear port 11a.

[0057] like Figures 1 to 7 As shown, in the illustrated embodiment, a plurality of first protrusions 11f are formed on the outer peripheral wall of the first rear port 11a, and the plurality of first protrusions 11f are spaced apart in the circumferential direction of the first rear port 11a. A plurality of first grooves 21f are formed on the first peripheral wall 211 of the first end cover 21, and the plurality of first protrusions 11f are respectively engaged in the plurality of first grooves 21f to fix the first end cover 21 to the outer peripheral wall of the first rear port 11a.

[0058] like Figures 1 to 7 As shown, in the illustrated embodiment, the first locking portion 210 of the first end cover 21 is semi-cylindrical and its rear end is connected to the inner side of the first end wall 212 of the first end cover 21. The charging terminal 31 has a first cylindrical body 310, and the front end of the first locking portion 210 axially abuts against the rear end surface of the first cylindrical body 310 of the charging terminal 31.

[0059] like Figures 1 to 7 As shown, in the illustrated embodiment, a first locking step 11d is formed in the first mounting hole 11, and a first locking spring piece 31d is formed on the first cylindrical body 310 of the charging terminal 31, and the first locking spring piece 31d abuts against the first locking step 11d to lock the charging terminal 31 in the first mounting hole 11.

[0060] like Figures 1 to 7As shown, in the illustrated embodiment, a first sealing member 41 is injection molded on the first cylindrical body 310 of the charging terminal 31, and the first sealing member 41 is close to the rear end of the first cylindrical body 310, and is used to seal the first mounting hole 11. The front and rear portions of the first mounting hole 11 are sealed and separated by the first sealing member 41, so that water vapor entering from the first front port 11b of the first mounting hole 11 cannot enter the rear portion of the first mounting hole 11.

[0061] like Figures 1 to 7 As shown, in the illustrated embodiment, a through hole is formed on the peripheral wall of the rear end portion of the first cylindrical body 310, and the first sealing member 41 includes an outer sealing portion located outside the first cylindrical body 310 and an inner sealing portion entering the inner cavity of the first cylindrical body 310 through the through hole. The inner sealing portion of the first sealing member 41 blocks the inner cavity of the first cylindrical body 310 to prevent water vapor from entering the rear portion of the first mounting hole 11 through the inner cavity of the first cylindrical body 310. The outer sealing portion of the first sealing member 41 is squeezed between the inner wall surface of the first mounting hole 11 and the first cylindrical body 310 to achieve sealing between the two.

[0062] like Figures 1 to 7 As shown, in the illustrated embodiment, a first through hole 21e is formed on the first end wall 212 of the first end cover 21 to allow a charging cable (not shown) to pass through, and the charging terminal 31 also has a welding end 311 for welding to one end of the charging cable, and the welding end 311 of the charging terminal 31 is flat and located in the rear of the first mounting hole 11.

[0063] like Figures 1 to 7 As shown, in the illustrated embodiment, the charging seat also includes a charging cable (not shown), one end of the charging cable passes through the first through hole 21e on the first end cover 21 and is welded to the welding end 311 of the charging terminal 31 to be electrically connected to the charging terminal 31.

[0064] like Figures 1 to 7 As shown, in the illustrated embodiment, a first positioning step 11 c is formed on the inner side of the first front port 11 b of the first mounting hole 11 , and the front end surface of the charging terminal 31 axially abuts against the first positioning step 11 c to axially position the charging terminal 31 .

[0065] like Figures 1 to 7 As shown, in the illustrated embodiment, the housing 1 has a first column 110 protruding from the front side thereof. A mounting hole 11 passes through the first column 110, and the first column 110 is suitable for being inserted into a first plug hole on a charging gun (not shown). The charging terminal 31 is suitable for mating with a matching charging terminal (not shown) of a charging gun inserted from the first front port 11b of the first mounting hole 11, so as to be electrically connected with the matching charging terminal.

[0066] like Figures 1 to 7As shown, in the illustrated embodiment, the charging seat includes a plurality of charging terminals 31 and a plurality of first end caps 21, a plurality of first mounting holes 11 are formed in the housing 1, the plurality of charging terminals 31 are respectively inserted into the plurality of first mounting holes 11, and the plurality of first end caps 21 are respectively mounted on the first rear ports 11a of the plurality of first mounting holes 11. For example, the charging seat may be an AC charging seat, and the AC charging seat includes three charging terminals 31, and the three charging terminals 31 are used to be electrically connected to the live wire, the neutral wire, and the ground wire, respectively.

[0067] Figure 8 A three-dimensional schematic diagram showing a charging stand according to an exemplary embodiment of the present utility model, wherein the signal terminal 32 and the second end cover 22 have not yet been installed to the housing 1 of the charging stand; Fig. 9 An axial cross-sectional view of a charging base according to an exemplary embodiment of the present utility model is shown, wherein the signal terminal 32 and the second end cover 22 have not yet been installed to the housing 1 of the charging base; Fig.10 An axial cross-sectional view of a charging stand according to an exemplary embodiment of the present invention is shown, wherein the signal terminal 32 and the second end cap 22 are shown; Fig.11 An axial cross-sectional view of a charging station according to an exemplary embodiment of the present invention is shown, wherein the second end cover 22 has not yet been mounted to the housing 1 of the charging station.

[0068] like Figures 1 to 11 As shown, in the illustrated embodiment, a second mounting hole 12 is also formed in the housing 1, and the second mounting hole 12 has a second front port 12b and a second rear port 12a that are opposite in its axial direction. The charging seat also includes: a signal terminal 32 and a second end cover 22. The signal terminal 32 is inserted into the second mounting hole 12 of the housing 1 from the second rear port 12a of the second mounting hole 12. The second end cover 22 is mounted on the second rear port 12a of the second mounting hole 12. The second end cover 22 includes a second locking portion 220, which is inserted into the second rear port 12a and abuts against the signal terminal 32 to lock the signal terminal 32 in the second mounting hole 12.

[0069] like Figures 1 to 11 As shown, in the illustrated embodiment, the second end cover 22 further includes: a second peripheral wall 221 and a second end wall 222. The second end wall 222 is connected to the second peripheral wall 221. The second rear port 12a has an outer peripheral wall protruding from the rear side of the housing 1, and the second peripheral wall 221 of the second end cover 22 is fitted and locked onto the outer peripheral wall of the second rear port 12a.

[0070] like Figures 1 to 11As shown, in the illustrated embodiment, a plurality of second protrusions 12f are formed on the outer peripheral wall of the second rear port 12a, and the plurality of second protrusions 12f are spaced apart in the circumferential direction of the second rear port 12a; a plurality of second grooves 22f are formed on the second peripheral wall 221 of the second end cover 22, and the plurality of second protrusions 12f are respectively engaged in the plurality of second grooves 22f to fix the second end cover 22 to the outer peripheral wall of the second rear port 12a.

[0071] like Figures 1 to 11 As shown, in the illustrated embodiment, the second locking portion 220 of the second end cover 22 is cylindrical and its rear end is connected to the inner side of the second end wall 222 of the second end cover 22; the signal terminal 32 has a cylindrical rear end portion 322, and the front end of the second locking portion 220 axially abuts against the rear end surface of the cylindrical rear end portion 322 of the signal terminal 32.

[0072] like Figures 1 to 11 As shown, in the illustrated embodiment, the signal terminal 32 also has a second cylindrical body 320, and a second locking spring piece 32d is formed on the second cylindrical body 320 of the signal terminal 32; a second locking step 12d is formed in the second mounting hole 12, and the second locking spring piece 32d abuts against the second locking step 12d to lock the signal terminal 32 in the second mounting hole 12.

[0073] like Figures 1 to 11 As shown, in the illustrated embodiment, a second seal 42 is injection molded on the second cylindrical body 320 of the signal terminal 32, and the front and rear portions of the second mounting hole 12 are sealed and isolated by the second seal 42, so that water vapor entering from the second front port 12b of the second mounting hole 12 cannot enter the rear portion of the second mounting hole 12.

[0074] like Figures 1 to 11 As shown, in the illustrated embodiment, a through hole is formed on the peripheral wall of the second cylindrical body 320, and the second sealing member 42 includes an outer sealing portion located outside the second cylindrical body 320 and an inner sealing portion entering the inner cavity of the second cylindrical body 320 through the through hole. The inner sealing portion of the second sealing member 42 blocks the inner cavity of the second cylindrical body 320 to prevent water vapor from entering the rear portion of the second mounting hole 12 through the inner cavity of the second cylindrical body 320. The outer sealing portion of the second sealing member 42 is squeezed between the inner wall surface of the second mounting hole 12 and the second cylindrical body 320 to achieve sealing between the two.

[0075] like Figures 1 to 11As shown, in the illustrated embodiment, a second through hole 22e allowing the signal cable 52 to pass through is formed on the second end wall 222 of the second end cover 22, and the signal terminal 32 also has a crimping portion 321 for crimping onto one end of the signal cable 52. The crimping portion 321 and the cylindrical rear end portion 322 of the signal terminal 32 are located in the rear portion of the second mounting hole 12, and the crimping portion 321 is connected between the second cylindrical body 320 and the cylindrical rear end portion 322.

[0076] like Figures 1 to 11 As shown, in the illustrated embodiment, the charging base also includes a signal cable 52, one end of the signal cable 52 passes through the second through hole 22e on the second end cover 22 and is crimped to the crimping portion 321 of the signal terminal 32 to be electrically connected to the signal terminal 32.

[0077] like Figures 1 to 11 As shown, in the illustrated embodiment, a second positioning step 12 c is formed inside the second front end 12 b of the second mounting hole 12 , and the front end surface of the signal terminal 32 axially abuts against the second positioning step 12 c to axially position the signal terminal 32 .

[0078] like Figures 1 to 11 As shown, in the illustrated embodiment, the housing 1 has a second column 120 protruding from the front side thereof, the second mounting hole 12 passes through the second column 120, and the second column 120 is suitable for being inserted into the second socket on the charging gun. The signal terminal 32 is suitable for being matched with the matching signal terminal (not shown) of the charging gun inserted from the second front port 12b of the second mounting hole 12, so as to be electrically connected with the matching signal terminal.

[0079] like Figures 1 to 11 As shown, in the illustrated embodiment, the charging seat includes a plurality of signal terminals 32 and a plurality of second end covers 22, a plurality of second mounting holes 12 are formed in the shell 1, the plurality of signal terminals 32 are respectively inserted into the plurality of second mounting holes 12, and the plurality of second end covers 22 are respectively installed on the second rear ports 12a of the plurality of second mounting holes 12.

[0080] like Figures 1 to 11 As shown, in the illustrated embodiment, the housing 1 is an integrally formed part.

[0081] like Figures 1 to 11 As shown, in the illustrated embodiment, the housing 1, the first end cover 21 and the second end cover 22 are respectively integrally formed injection molded parts.

[0082] like Figures 1 to 11As shown, in another exemplary embodiment of the utility model, a charging stand is also disclosed. The charging stand includes: a shell 1, terminals 31, 32 and end covers 21, 22. The shell 1 is formed with mounting holes 11, 12. The mounting holes 11, 12 have front ports 11b, 12b and rear ports 11a, 12a that are opposite in their axial direction. The terminals 31, 32 are inserted into the mounting holes 11, 12 of the shell 1 from the rear ports 11a, 12a of the mounting holes 11, 12. The end covers 21, 22 are mounted on the rear ports 11a, 12a of the mounting holes 11, 12. The end covers 21, 22 include locking portions 210, 220, which are inserted into the rear ports 11a, 12a and abut against the terminals 31, 32 to lock the terminals 31, 32 in the mounting holes 11, 12.

[0083] Those skilled in the art will appreciate that the embodiments described above are exemplary and can be improved upon by those skilled in the art. The structures described in the various embodiments can be freely combined without causing any conflicts in structure or principle, and these changes should fall within the scope of protection of the present utility model.

[0084] Although the present invention has been described in conjunction with the accompanying drawings, the embodiments disclosed in the accompanying drawings are intended to exemplify the preferred implementation modes of the present invention and should not be construed as limiting the present invention.

[0085] Although some embodiments of the general inventive concept have been shown and described, it will be appreciated by those skilled in the art that changes may be made to these embodiments without departing from the principles and spirit of the general inventive concept, the scope of which is defined by the claims and their equivalents.

[0086] It should be noted that the word "comprising" does not exclude other elements or steps, and the word "a" or "an" does not exclude a plurality. In addition, any element number of the claims should not be construed as limiting the scope of the present invention.

Claims

1. A charging stand, characterized in that: include: A housing (1) is formed with a first mounting hole (11), wherein the first mounting hole (11) has a first front port (11b) and a first rear port (11a) which are opposite to each other in the axial direction thereof; A charging terminal (31) is inserted into the first mounting hole (11) of the housing (1) from a first rear port (11a) of the first mounting hole (11); and A first end cover (21) is mounted on the first rear port (11a) of the first mounting hole (11), The first end cover (21) comprises a first locking portion (210), which is inserted into the first rear port (11a) and abuts against the charging terminal (31) to lock the charging terminal (31) in the first mounting hole (11).

2. The charging stand according to claim 1, characterized in that: The first end cover (21) further comprises: a first peripheral wall (211); and a first end wall (212) connected to the first peripheral wall (211), The first rear port (11a) has an outer peripheral wall protruding from the rear side of the housing (1), and the first peripheral wall (211) is fitted and locked onto the outer peripheral wall of the first rear port (11a).

3. The charging stand according to claim 2, characterized in that: A plurality of first protrusions (11f) are formed on the outer peripheral wall of the first rear port (11a), and the plurality of first protrusions (11f) are distributed at intervals in the circumferential direction of the first rear port (11a); A plurality of first slots (21f) are formed on the first peripheral wall (211) of the first end cover (21), and the plurality of first protrusions (11f) are respectively engaged in the plurality of first slots (21f) to fix the first end cover (21) to the outer peripheral wall of the first rear port (11a).

4. The charging stand according to claim 2, characterized in that: The first locking portion (210) of the first end cover (21) is semi-cylindrical and its rear end is connected to the inner side of the first end wall (212) of the first end cover (21); The charging terminal (31) has a first cylindrical body (310), and the front end of the first locking portion (210) axially abuts against the rear end surface of the first cylindrical body (310) of the charging terminal (31).

5. The charging stand according to claim 4, characterized in that: A first locking step (11d) is formed in the first mounting hole (11), and a first locking elastic piece (31d) is formed on the first cylindrical body (310) of the charging terminal (31), and the first locking elastic piece (31d) abuts against the first locking step (11d) to lock the charging terminal (31) in the first mounting hole (11).

6. The charging stand according to claim 4, characterized in that: A first sealing member (41) is injection-molded on the first cylindrical body (310) of the charging terminal (31), wherein the first sealing member (41) is close to the rear end of the first cylindrical body (310) and is used to seal the first mounting hole (11); The front and rear parts of the first mounting hole (11) are sealed and isolated by the first sealing member (41), so that water vapor entering from the first front port (11b) of the first mounting hole (11) cannot enter the rear part of the first mounting hole (11).

7. The charging stand according to claim 6, characterized in that: A through hole is formed on the peripheral wall of the rear end portion of the first cylindrical body (310), and the first sealing member (41) includes an outer sealing portion located outside the first cylindrical body (310) and an inner sealing portion entering the inner cavity of the first cylindrical body (310) through the through hole; The inner sealing portion of the first sealing member (41) blocks the inner cavity of the first cylindrical body (310) to prevent water vapor from entering the rear portion of the first mounting hole (11) through the inner cavity of the first cylindrical body (310); The outer sealing portion of the first sealing member (41) is squeezed between the inner wall surface of the first mounting hole (11) and the first cylindrical body (310) to achieve sealing between the two.

8. The charging stand according to claim 6, characterized in that: A first through hole (21e) is formed on the first end wall (212) of the first end cover (21) to allow the charging cable to pass through, and the charging terminal (31) also has a welding end (311) for welding to one end of the charging cable, and the welding end (311) of the charging terminal (31) is flat and located in the rear of the first mounting hole (11).

9. The charging stand according to claim 8, characterized in that: Also includes: A charging cable, one end of which passes through the first through hole (21e) on the first end cover (21) and is welded to the welding end (311) of the charging terminal (31) to be electrically connected to the charging terminal (31).

10. The charging stand according to claim 1, characterized in that: A first positioning step (11c) is formed on the inner side of the first front port (11b) of the first mounting hole (11), and the front end surface of the charging terminal (31) axially abuts against the first positioning step (11c) to axially position the charging terminal (31).

11. The charging stand according to claim 1, characterized in that: The housing (1) has a first column (110) protruding from the front side thereof, the first mounting hole (11) passes through the first column (110), and the first column (110) is suitable for being inserted into a first socket on the charging gun; The charging terminal (31) is suitable for mating with a matching charging terminal of a charging gun inserted from a first front port (11b) of the first mounting hole (11) so as to be electrically connected with the matching charging terminal.

12. The charging stand according to claim 1, characterized in that: The charging seat comprises a plurality of charging terminals (31) and a plurality of first end covers (21); a plurality of first mounting holes (11) are formed in the housing (1); the plurality of charging terminals (31) are respectively inserted into the plurality of first mounting holes (11); and the plurality of first end covers (21) are respectively mounted on first rear ports (11a) of the plurality of first mounting holes (11).

13. The charging stand according to any one of claims 1 to 12, characterized in that: A second mounting hole (12) is also formed in the housing (1), and the second mounting hole (12) has a second front port (12b) and a second rear port (12a) which are opposite to each other in the axial direction thereof; The charging station also includes: A signal terminal (32) is inserted into the second mounting hole (12) of the housing (1) from a second rear port (12a) of the second mounting hole (12); and A second end cover (22) is mounted on the second rear port (12a) of the second mounting hole (12), The second end cover (22) comprises a second locking portion (220) which is inserted into the second rear port (12a) and abuts against the signal terminal (32) to lock the signal terminal (32) in the second mounting hole (12).

14. The charging stand according to claim 13, characterized in that: The second end cover (22) further comprises: a second peripheral wall (221); and The second end wall (222) is connected to the second peripheral wall (221), The second rear port (12a) has an outer peripheral wall protruding from the rear side of the housing (1), and the second peripheral wall (221) of the second end cover (22) is fitted and locked onto the outer peripheral wall of the second rear port (12a).

15. The charging stand according to claim 14, characterized in that: A plurality of second protrusions (12f) are formed on the outer peripheral wall of the second rear port (12a), and the plurality of second protrusions (12f) are spaced apart and distributed in the circumferential direction of the second rear port (12a); A plurality of second slots (22f) are formed on the second peripheral wall (221) of the second end cover (22), and the plurality of second protrusions (12f) are respectively engaged in the plurality of second slots (22f) to fix the second end cover (22) to the outer peripheral wall of the second rear port (12a).

16. The charging stand according to claim 14, characterized in that: The second locking portion (220) of the second end cover (22) is cylindrical and its rear end is connected to the inner side of the second end wall (222) of the second end cover (22); The signal terminal (32) has a cylindrical rear end portion (322), and the front end of the second locking portion (220) axially abuts against the rear end surface of the cylindrical rear end portion (322) of the signal terminal (32).

17. The charging stand according to claim 16, characterized in that: The signal terminal (32) further comprises a second cylindrical body (320), and a second locking elastic piece (32d) is formed on the second cylindrical body (320) of the signal terminal (32); A second locking step (12d) is formed in the second mounting hole (12), and the second locking spring (32d) abuts against the second locking step (12d) to lock the signal terminal (32) in the second mounting hole (12).

18. The charging stand according to claim 17, characterized in that: A second sealing member (42) is injection-molded on the second cylindrical body (320) of the signal terminal (32), and the front and rear portions of the second mounting hole (12) are sealed and separated by the second sealing member (42), so that water vapor entering from the second front port (12b) of the second mounting hole (12) cannot enter the rear portion of the second mounting hole (12).

19. The charging stand according to claim 18, characterized in that: A through hole is formed on the peripheral wall of the second cylindrical body (320), and the second sealing member (42) includes an outer sealing portion located outside the second cylindrical body (320) and an inner sealing portion entering the inner cavity of the second cylindrical body (320) through the through hole; The inner sealing portion of the second sealing member (42) blocks the inner cavity of the second cylindrical body (320) to prevent water vapor from entering the rear portion of the second mounting hole (12) through the inner cavity of the second cylindrical body (320); The outer sealing portion of the second sealing member (42) is pressed between the inner wall surface of the second mounting hole (12) and the second cylindrical body (320) to achieve sealing therebetween.

20. The charging stand according to claim 18, characterized in that: A second through hole (22e) is formed on the second end wall (222) of the second end cover (22) to allow the signal cable (52) to pass through, and the signal terminal (32) also has a crimping portion (321) for crimping onto one end of the signal cable (52); The crimping portion (321) and the cylindrical rear end portion (322) of the signal terminal (32) are located in the rear portion of the second mounting hole (12), and the crimping portion (321) is connected between the second cylindrical body (320) and the cylindrical rear end portion (322).

21. The charging stand according to claim 20, characterized in that: Also includes: One end of the signal cable (52) passes through the second through hole (22e) on the second end cover (22) and is crimped onto the crimping portion (321) of the signal terminal (32) to be electrically connected to the signal terminal (32).

22. The charging stand according to claim 13, characterized in that: A second positioning step (12c) is formed on the inner side of the second front end (12b) of the second mounting hole (12), and the front end surface of the signal terminal (32) axially abuts against the second positioning step (12c) to axially position the signal terminal (32).

23. The charging stand according to claim 13, characterized in that: The housing (1) has a second column (120) protruding from the front side thereof, the second mounting hole (12) passes through the second column (120), and the second column (120) is suitable for being inserted into a second socket on the charging gun; The signal terminal (32) is suitable for mating with a matching signal terminal of a charging gun inserted from the second front port (12b) of the second mounting hole (12) so as to be electrically connected with the matching signal terminal.

24. The charging stand according to claim 13, characterized in that: The charging seat comprises a plurality of signal terminals (32) and a plurality of second end covers (22); a plurality of second mounting holes (12) are formed in the shell (1); the plurality of signal terminals (32) are respectively inserted into the plurality of second mounting holes (12); and the plurality of second end covers (22) are respectively mounted on second rear ports (12a) of the plurality of second mounting holes (12).

25. The charging stand according to claim 1, characterized in that: The housing (1) is an integrally formed part.

26. The charging stand according to claim 13, characterized in that: The housing (1), the first end cover (21) and the second end cover (22) are respectively integrally formed injection molded parts.

27. A charging stand, characterized in that: include: A housing (1) is formed with mounting holes (11, 12), wherein the mounting holes (11, 12) have front ports (11b, 12b) and rear ports (11a, 12a) that are opposite to each other in the axial direction thereof; Terminals (31, 32) are inserted into the mounting holes (11, 12) of the housing (1) from rear ports (11a, 12a) of the mounting holes (11, 12); and The end covers (21, 22) are mounted on the rear ports (11a, 12a) of the mounting holes (11, 12), The end cover (21, 22) comprises a locking portion (210, 220) which is inserted into the rear port (11a, 12a) and abuts against the terminal (31, 32) to lock the terminal (31, 32) in the mounting hole (11, 12).

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