Charging seat shell assembly, charging seat module and charging seat

Abstract

The utility model discloses a charging seat housing assembly, a charging seat module and a charging seat. The charging seat shell assembly comprises a shell which is provided with a terminal jack; and a locking member which is installed in the terminal jack. The locking piece comprises a first elastic buckle which is jointed with the shell and is used for locking the locking piece in the shell; and the second elastic buckle is suitable for being jointed with a terminal inserted into the terminal jack so as to lock the terminal in the shell. According to the utility model, the locking piece can directly lock the terminal inserted into the terminal jack of the shell, and the locking piece does not need to be shifted to a locking position by an operating tool, so that the use is very convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of charging base shell assemblies, including the charging base module of the charging base shell assembly and including the charging base of the charging base module. BACKGROUND

[0002] In the prior art, the charging base includes a housing and a charging terminal inserted into the housing. In order to reliably lock the charging terminal in the housing, a locking member is provided on a lead frame inside the charging base, which is movable between a locking position engaged with the charging terminal and an unlocking position separated from the charging terminal. Therefore, in the prior art, a socket allowing insertion of an operating tool is formed on the rear end cover of the housing. After the charging terminal is inserted into the housing, the operating tool is inserted into the housing and the locking member is toggled to the locking position. When it is necessary to pull out the charging terminal from the housing, the operating tool is inserted into the housing and the locking member is toggled to the unlocking position. The operation and use of the locking member of the existing charging base are very inconvenient. SUMMARY

[0003] The utility model aims to solve at least one aspect of the above problems and defects existing in the prior art.

[0004] According to one aspect of the utility model, a charging base shell assembly is provided. The charging base shell assembly includes a housing formed with a terminal insertion hole, and a locking member installed in the terminal insertion hole. The locking member includes a first elastic buckle engaged with the housing for locking the locking member in the housing, and a second elastic buckle adapted to engage with a terminal inserted into the terminal insertion hole to lock the terminal in the housing.

[0005] According to one exemplary embodiment of the utility model, the locking member further includes a base plate having opposite front and rear ends in the axial direction of the terminal insertion hole, and an end plate connected between the base plate, the front ends of the first elastic buckle and the second elastic buckle, the first elastic buckle and the second elastic buckle being spaced apart from the base plate in the radial direction of the terminal insertion hole.

[0006] According to another exemplary embodiment of the utility model, the locking member includes a pair of first elastic buckles, and the second elastic buckle is located between the pair of first elastic buckles and spaced apart from the first elastic buckles in the circumferential direction of the terminal insertion hole.

[0007] According to another exemplary embodiment of the utility model, the first elastic buckle includes a first cantilever extending rearward from the end plate, and a first protrusion formed on the rear end of the first cantilever, a first clamping groove is formed in the housing, and the first protrusion engages with the first clamping groove to lock the locking member in the terminal insertion hole of the housing.

[0008] According to another exemplary embodiment of the present utility model, the second elastic buckle comprises: a second cantilever extending rearward from the end plate; and a second protrusion formed on a rear end of the second cantilever, the second protrusion being adapted to engage with a second clamping groove on a terminal inserted into the terminal insertion hole to lock the terminal in the terminal insertion hole.

[0009] According to another exemplary embodiment of the present utility model, an axially extending insertion slot is formed on an inner wall surface of the terminal insertion hole of the shell, and the locking member is inserted into the insertion slot; the insertion slot has two inner sides opposite in the circumferential direction of the terminal insertion hole, and the two inner sides of the insertion slot respectively abut on two sides of the locking member so that the locking member cannot move in the circumferential direction.

[0010] According to another exemplary embodiment of the present utility model, a step surface perpendicular to the axial direction of the terminal insertion hole is formed on a rear end of the insertion slot, and the step surface axially abuts on a front end of the base plate of the locking member so that the locking member cannot move rearward in the axial direction; the first clamping groove is formed on an inner side of the rear end of the insertion slot, and the first protrusion axially abuts on the inner side of the first clamping groove so that the locking member cannot move forward in the axial direction.

[0011] According to another exemplary embodiment of the present utility model, a plurality of terminal insertion holes are formed on the shell, and the charging base shell assembly comprises a plurality of locking members respectively installed in the plurality of terminal insertion holes for locking a plurality of terminals in the plurality of terminal insertion holes respectively.

[0012] According to another exemplary embodiment of the present utility model, the shell comprises: a cover plate portion for covering a rear end of an inner cavity of a mounting seat of a charging base; a front column portion connected to a front side of the cover plate portion and adapted to be inserted into the inner cavity of the mounting seat; and a rear column portion connected to a rear side of the cover plate portion and axially aligned with the front column portion, the terminal insertion hole axially penetrating the rear column portion, the cover plate portion and the front column portion.

[0013] According to another exemplary embodiment of the present utility model, the shell comprises a plurality of front column portions and a plurality of rear column portions corresponding to the plurality of front column portions respectively, and the shell has a plurality of terminal insertion holes, each terminal insertion hole axially penetrating a corresponding front column portion and a corresponding rear column portion.

[0014] According to another exemplary embodiment of the present application, the charging base housing assembly further comprises a sealing ring sleeved on the cover plate portion, a first flange is formed on the cover plate portion, the first flange is axially abutted on the rear side of the sealing ring, and the sealing ring is adapted to be axially extruded between the first flange and a second flange in the mounting seat to realize the sealing between the mounting seat and the housing.

[0015] According to another exemplary embodiment of the present application, a plurality of first elastic claws are formed on the rear side of the cover plate portion, the plurality of first elastic claws are spaced apart in the circumferential direction of the cover plate portion, and the plurality of first elastic claws are used to engage with a plurality of second elastic claws on the rear end of the mounting seat to lock the housing in the mounting seat.

[0016] According to another aspect of the present application, a charging base module is provided. The charging base module comprises the aforementioned charging base housing assembly and an electrical connection assembly inserted into the terminal insertion hole of the housing. The electrical connection assembly comprises a terminal locked in the terminal insertion hole of the housing by the locking member to prevent the terminal from being pulled out of the terminal insertion hole.

[0017] According to an exemplary embodiment of the present application, the terminal comprises a terminal body having a cylindrical portion and a welding portion connected to the rear end of the cylindrical portion, and the welding portion is used to be welded to one end of an electric cable to be electrically connected with the electric cable.

[0018] According to another exemplary embodiment of the present application, the electrical connection assembly further comprises an electric cable having one end inserted into the terminal insertion hole and welded to the welding portion of the terminal, and a temperature sensor arranged in the terminal insertion hole and in thermal contact with the welding portion of the terminal for detecting the temperature of the terminal.

[0019] According to another exemplary embodiment of the present application, the electrical connection assembly further comprises a sealing plug inserted into the rear end port of the terminal insertion hole, the lead wire of the temperature sensor and the electric cable pass through the sealing plug and are led out of the rear end of the housing, and the sealing plug is used to realize the sealing between the electric cable and the housing and the sealing between the lead wire and the housing.

[0020] According to another exemplary embodiment of the present application, the electrical connection assembly further comprises a heat shrink tube sleeved and heat shrunk on one end of the electric cable, the welding portion of the terminal and the main body portion of the temperature sensor to fix the temperature sensor to the welding portion of the terminal.

[0021] According to another exemplary embodiment of the present application, the soldering portion of the terminal is flat, has two opposite sides in the thickness direction thereof, one end of the cable is soldered to one side of the soldering portion of the terminal, and the main body portion of the temperature sensor is fixed to the other side of the soldering portion of the terminal.

[0022] According to another exemplary embodiment of the present application, the electrical connection assembly further comprises a sealing member which is injection molded on the cylindrical portion of the terminal and enters the inner cavity of the cylindrical portion through the opening on the cylindrical portion, and the sealing member is used to seal the inner cavity of the cylindrical portion of the terminal and the terminal insertion hole of the housing.

[0023] According to another exemplary embodiment of the present application, the electrical connection assembly further comprises an elastic member which is inserted into the front portion of the cylindrical portion of the terminal to be in electrical contact with the inserted counter terminal, and the terminal body and the elastic member are respectively one-piece stamping members.

[0024] According to another exemplary embodiment of the present application, a second clamping groove is formed on the cylindrical portion of the terminal, and the second elastic buckle of the locking member is engaged with the second clamping groove on the terminal to lock the terminal in the terminal insertion hole.

[0025] According to another exemplary embodiment of the present application, a locking elastic sheet is formed on the cylindrical portion of the terminal, and the locking elastic sheet is engaged with the inner wall of the terminal insertion hole to lock the terminal in the terminal insertion hole.

[0026] According to another exemplary embodiment of the present application, the charging base module comprises a plurality of electrical connection assemblies which are respectively inserted into a plurality of terminal insertion holes of the housing, and the charging base module further comprises a rear end cover which is installed on the rear end of the housing and axially abuts against the sealing plugs of the plurality of electrical connection assemblies to keep the sealing plugs of the plurality of electrical connection assemblies in the plurality of terminal insertion holes of the housing, respectively.

[0027] According to another exemplary embodiment of the present application, a protruding portion is formed on the rear end of the housing, a clamping buckle portion having a clamping groove is formed on the rear end cover, and the protruding portion is engaged into the clamping groove of the clamping buckle portion to fix the rear end cover to the rear end of the housing.

[0028] According to another aspect of the present application, a charging base is provided. The charging base comprises a mounting seat which is formed with an inner cavity, and the aforementioned charging base module which is inserted into the inner cavity of the mounting seat.

[0029] According to one exemplary embodiment of the utility model, a second flange axially opposite to the first flange on the cover plate part of the shell is formed in the inner cavity of the mounting seat, and the sealing ring on the shell is axially extruded between the first flange and the second flange to realize the sealing between the mounting seat and the shell.

[0030] According to another exemplary embodiment of the utility model, a plurality of second elastic claws are formed on the rear end of the mounting seat, the plurality of second elastic claws are spaced apart in the circumferential direction of the mounting seat, and the plurality of second elastic claws are respectively engaged with the plurality of first elastic claws on the rear side of the cover plate part to lock the shell in the mounting seat.

[0031] According to another exemplary embodiment of the utility model, the mounting seat has a flange part, a connecting hole allowing a threaded connecting piece to pass through is formed on the flange part, so that the flange part can be fastened to a mounting panel through the threaded connecting piece passing through the connecting hole.

[0032] In the foregoing various exemplary embodiments according to the utility model, the locking piece can directly lock the terminal inserted into the terminal insertion hole of the shell, without the need to use an operating tool to move the locking piece to the locking position, and the use is very convenient.

[0033] Other purposes and advantages of the utility model will be apparent and can help to have a comprehensive understanding of the utility model through the description of the utility model made below with reference to the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 A perspective view of a charging seat according to one exemplary embodiment of the utility model is shown;

[0035] Figure 2 An exploded view of a charging seat according to one exemplary embodiment of the utility model is shown;

[0036] Figure 3 An axial sectional view of a charging seat according to one exemplary embodiment of the utility model is shown;

[0037] Figure 4 An exploded sectional view of a charging seat according to one exemplary embodiment of the utility model is shown;

[0038] Figure 5 A perspective view of a charging seat module according to one exemplary embodiment of the utility model is shown;

[0039] Figure 6 An exploded view of a charging seat module according to one exemplary embodiment of the utility model is shown;

[0040] Figure 7 shows an axial sectional view of a charging base module according to an exemplary embodiment of the present utility model;

[0041] Figure 8 shows a planar sectional view of a charging base module according to an exemplary embodiment of the present utility model;

[0042] Figure 9 shows an exploded sectional view of a charging base module according to an exemplary embodiment of the present utility model;

[0043] Figure 10 shows a vertical sectional view of a housing and a locking member of a charging base module according to an exemplary embodiment of the present utility model, wherein the locking member is mounted to the housing;

[0044] Figure 11 shows a vertical sectional view of a housing and a locking member of a charging base module according to an exemplary embodiment of the present utility model, wherein the locking member is not mounted to the housing;

[0045] Figure 12 shows a horizontal sectional view of a housing and a locking member of a charging base module according to an exemplary embodiment of the present utility model, wherein the locking member is mounted to the housing;

[0046] Figure 13 shows a horizontal sectional view of a housing and a locking member of a charging base module according to an exemplary embodiment of the present utility model, wherein the locking member is not mounted to the housing;

[0047] Figure 14 shows a perspective view of a locking member of a charging base module according to an exemplary embodiment of the present utility model. DETAILED DESCRIPTION

[0048] The technical solutions of the present utility model will be further described in detail below with reference to the drawings. In the description, identical or similar reference numerals indicate identical or similar components. The following description of the embodiments of the present utility model with reference to the drawings is intended to explain the general inventive concept of the present utility model and should not be understood as a limitation of the present utility model.

[0049] In addition, in the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. It will be apparent, however, to one of ordinary skill in the art that one or more embodiments can be practiced without these specific details. In other instances, well-known structures and devices are not described in detail in order to simplify the drawings.

[0050] According to one general technical concept of the present application, a charging base shell assembly is provided. The charging base shell assembly comprises: a shell formed with a terminal insertion hole; and a locking member installed in the terminal insertion hole. The locking member comprises: a first elastic catch engaged with the shell for locking the locking member in the shell; and a second elastic catch adapted to be engaged with a terminal inserted into the terminal insertion hole for locking the terminal in the shell.

[0051] According to another general technical concept of the present application, a charging base module is provided. The charging base module comprises: the aforementioned charging base shell assembly; and an electrical connection assembly inserted into the terminal insertion hole of the shell. The electrical connection assembly comprises a terminal locked in the terminal insertion hole of the shell by the locking member to prevent the terminal from being pulled out of the terminal insertion hole.

[0052] According to another general technical concept of the present application, a charging base is provided. The charging base comprises: a mounting base formed with an inner cavity; and the aforementioned charging base module inserted into the inner cavity of the mounting base.

[0053] Figure 1 a perspective view of the charging base according to one exemplary embodiment of the present application is shown; Figure 2 an exploded view of the charging base according to one exemplary embodiment of the present application is shown; Figure 3 an axial sectional view of the charging base according to one exemplary embodiment of the present application is shown; Figure 4 an exploded sectional view of the charging base according to one exemplary embodiment of the present application is shown; Figure 5 a perspective view of the charging base module 100 according to one exemplary embodiment of the present application is shown; Figure 6 an exploded view of the charging base module 100 according to one exemplary embodiment of the present application is shown; Figure 7 an axial sectional view of the charging base module 100 according to one exemplary embodiment of the present application is shown; Figure 8 a planar sectional view of the charging base module 100 according to one exemplary embodiment of the present application is shown; Figure 9 an exploded sectional view of the charging base module 100 according to one exemplary embodiment of the present application is shown; Figure 10 a vertical sectional view of the shell 1 and the locking member 7 of the charging base module 100 according to one exemplary embodiment of the present application is shown, wherein the locking member 7 is installed on the shell 1; Figure 11 a vertical sectional view of the shell 1 and the locking member 7 of the charging base module 100 according to one exemplary embodiment of the present application is shown, wherein the locking member 7 is not installed on the shell 1; Figure 12A horizontal cross-sectional view showing a housing 1 and a locking member 7 of a charging base module 100 according to an exemplary embodiment of the present invention, wherein the locking member 7 is mounted on the housing 1; Figure 13 A horizontal cross-sectional view showing the housing 1 and the locking member 7 of the charging base module 100 according to an exemplary embodiment of the present invention, wherein the locking member 7 is not mounted on the housing 1; Figure 14 A perspective schematic diagram shows a locking member 7 of a charging base module 100 according to an exemplary embodiment of the present invention.

[0054] like Figures 1 to 14 As shown, in an exemplary embodiment of the present invention, a charging stand housing assembly is disclosed. The charging stand housing assembly includes: a housing 1 and a locking member 7. The housing 1 is formed with a terminal insertion hole 101. The locking member 7 is installed in the terminal insertion hole 101. The locking member 7 includes: a first elastic buckle 71 and a second elastic buckle 72. The first elastic buckle 71 engages with the housing 1 to lock the locking member 7 in the housing 1. The second elastic buckle 72 is suitable for engaging with the terminal 4 inserted into the terminal insertion hole 101 to lock the terminal 4 in the housing 1.

[0055] like Figures 1 to 14 As shown, in the illustrated embodiment, the locking member 7 further includes a base plate 70 and an end plate 73. The base plate 70 has a front end and a rear end that are axially opposed to each other in the terminal insertion hole 101. The end plate 73 is connected between the base plate 70, the front ends of the first elastic buckle 71, and the second elastic buckle 72. The first elastic buckle 71 and the second elastic buckle 72 are spaced apart from the base plate 70 in the radial direction of the terminal insertion hole 101.

[0056] like Figures 1 to 14 As shown, in the illustrated embodiment, the locking member 7 includes a pair of first elastic buckles 71 , and the second elastic buckle 72 is located between the pair of first elastic buckles 71 and spaced apart from the first elastic buckle 71 in the circumferential direction of the terminal insertion hole 101 .

[0057] like Figures 1 to 14 As shown, in the illustrated embodiment, the first elastic latch 71 includes a first cantilever arm 71a and a first protrusion 71b. The first cantilever arm 71a extends rearward from the end plate 73. The first protrusion 71b is formed on the rear end of the first cantilever arm 71a. A first latching groove 171 is formed in the housing 1, and the first protrusion 71b engages with the first latching groove 171 to lock the locking member 7 in the terminal receptacle 101 of the housing 1.

[0058] like Figures 1 to 14As shown, in the illustrated embodiment, the second elastic latch 72 includes a second cantilever arm 72a and a second protrusion 72b. The second cantilever arm 72a extends rearward from the end plate 73. The second protrusion 72b is formed on the rear end of the second cantilever arm 72a. The second protrusion 72b is adapted to engage with the second retaining groove 47 on the terminal 4 inserted into the terminal receptacle 101 to lock the terminal 4 in the terminal receptacle 101.

[0059] like Figures 1 to 14 As shown, in the illustrated embodiment, an axially extending slot 17 is formed on the inner wall surface of the terminal insertion hole 101 of the housing 1, and the locking member 7 is inserted into the slot 17; the slot 17 has two inner side surfaces 17a that are opposite to each other in the circumferential direction of the terminal insertion hole 101, and the two inner side surfaces 17a of the slot 17 respectively abut against the two sides of the locking member 7, so that the locking member 7 cannot move in the circumferential direction.

[0060] like Figures 1 to 14 As shown, in the illustrated embodiment, a stepped surface 17b is formed at the rear end of the slot 17, perpendicular to the axial direction of the terminal insertion hole 101. The stepped surface 17b axially abuts against the front end of the base plate 70 of the locking member 7, preventing the locking member 7 from moving rearward in the axial direction. A first engaging groove 171 is formed on the inner side surface 17a of the rear end of the slot 17, and the first protrusion 71b axially abuts against the inner side of the first engaging groove 171, preventing the locking member 7 from moving forward in the axial direction.

[0061] like Figures 1 to 14 As shown, in the illustrated embodiment, a plurality of terminal jacks 101 are formed on the housing 1, and the charging seat housing assembly includes a plurality of locking members 7 respectively installed in the plurality of terminal jacks 101, for respectively locking the plurality of terminals 4 in the plurality of terminal jacks 101.

[0062] like Figures 1 to 14 As shown, in the illustrated embodiment, the housing 1 includes: a cover portion 10, a front column portion 11, and a rear column portion 12. The cover portion 10 is used to cover the rear port of the inner cavity 201 of the mounting base 2 of the charging stand. The front column portion 11 is connected to the front side of the cover portion 10 and is suitable for being inserted into the inner cavity 201 of the mounting base 2. The rear column portion 12 is connected to the rear side of the cover portion 10 and is axially aligned with the front column portion 11. The terminal insertion hole 101 axially passes through the rear column portion 12, the cover portion 10, and the front column portion 11.

[0063] like Figures 1 to 14 As shown, in the illustrated embodiment, the housing 1 includes a plurality of front column portions 11 and a plurality of rear column portions 12 corresponding to the plurality of front column portions 11, respectively. The housing 1 has a plurality of terminal insertion holes 101, and each terminal insertion hole 101 axially penetrates a corresponding front column portion 11 and a corresponding rear column portion 12.

[0064] like Figures 1 to 14As shown, in the illustrated embodiment, the charging base housing assembly further includes a sealing ring 3, which is sleeved onto the cover portion 10. A first flange 14 is formed on the cover portion 10, and the first flange 14 axially abuts against the rear side of the sealing ring 3. The sealing ring 3 is adapted to be axially compressed between the first flange 14 and a second flange 24 within the mounting base 2 to achieve a seal between the mounting base 2 and the housing 1.

[0065] like Figures 1 to 14 As shown, in the illustrated embodiment, a plurality of first elastic claws 13 are formed on the rear side of the cover portion 10, and the plurality of first elastic claws 13 are spaced apart in the circumferential direction of the cover portion 10, and the plurality of first elastic claws 13 are used to engage with the plurality of second elastic claws 23 on the rear end of the mounting seat 2 to lock the shell 1 in the mounting seat 2.

[0066] like Figures 1 to 14 As shown, in another exemplary embodiment of the present invention, a charging base module 100 is also disclosed. The charging base module 100 includes: the aforementioned charging base housing assembly and an electrical connection assembly 400. The electrical connection assembly 400 is inserted into the terminal receptacle 101 of the housing 1. The electrical connection assembly 400 includes a terminal 4, which is locked in the terminal receptacle 101 of the housing 1 by a locking member 7 to prevent the terminal 4 from being removed from the terminal receptacle 101.

[0067] like Figures 1 to 14 As shown, in the illustrated embodiment, the terminal 4 includes a terminal body 40, the terminal body 40 has a cylindrical portion 41 and a welding portion 42 connected to the rear end of the cylindrical portion 41, and the welding portion 42 is used to be welded to one end 81 of the cable 8 to be electrically connected to the cable 8.

[0068] like Figures 1 to 14 As shown, in the illustrated embodiment, the electrical connection assembly 400 further includes a cable 8 and a temperature sensor 5. One end 81 of the cable 8 extends into the terminal receptacle 101 and is welded to the welding portion 42 of the terminal 4. The temperature sensor 5 is disposed in the terminal receptacle 101 and in thermal contact with the welding portion 42 of the terminal 4 for detecting the temperature of the terminal 4.

[0069] like Figures 1 to 14 As shown, in the illustrated embodiment, the electrical connection assembly 400 further includes a sealing plug 6. The sealing plug 6 is inserted into the rear port of the terminal receptacle 101. The lead wires 51 of the temperature sensor 5 and the cable 8 pass through the sealing plug 6 and are led out of the rear end of the housing 1. The sealing plug 6 is used to achieve a seal between the cable 8 and the housing 1, and between the lead wires 51 and the housing 1.

[0070] like Figures 1 to 14As shown, in the illustrated embodiment, the electrical connection assembly 400 further includes a heat shrink tubing (not shown). The heat shrink tubing is sleeved and heat-shrunk over one end 81 of the cable 8, the soldering portion 42 of the terminal 4, and the main body 50 of the temperature sensor 5, so as to fix the temperature sensor 5 to the soldering portion 42 of the terminal 4.

[0071] like Figures 1 to 14 As shown, in the illustrated embodiment, the welding portion 42 of the terminal 4 is flat and has two opposite sides in its thickness direction, one end 81 of the cable 8 is welded to one side of the welding portion 42 of the terminal 4, and the main body 50 of the temperature sensor 5 is fixed to the other side of the welding portion 42 of the terminal 4.

[0072] like Figures 1 to 14 As shown, in the illustrated embodiment, the electrical connection assembly 400 further includes a seal 44, which is injection-molded onto the cylindrical portion 41 of the terminal 4 and enters the inner cavity of the cylindrical portion 41 through the opening in the cylindrical portion 41. The seal 44 is used to seal the inner cavity of the cylindrical portion 41 of the terminal 4 and the terminal receptacle 101 of the housing 1.

[0073] like Figures 1 to 14 As shown, in the illustrated embodiment, the electrical connection assembly 400 further includes an elastic member 45, which is inserted into the front portion of the cylindrical portion 41 of the terminal 4 to electrically contact the inserted mating terminal (not shown). The terminal body 40 and the elastic member 45 are each an integral stamped part.

[0074] like Figures 1 to 14 As shown, in the illustrated embodiment, a second slot 47 is formed on the cylindrical portion 41 of the terminal 4 , and the second elastic buckle 72 of the locking member 7 engages with the second slot 47 on the terminal 4 to lock the terminal 4 in the terminal insertion hole 101 .

[0075] like Figures 1 to 14 As shown, in the illustrated embodiment, a locking spring 43 is formed on the cylindrical portion 41 of the terminal 4. The locking spring 43 engages with the inner wall of the terminal insertion hole 101 to lock the terminal 4 in the terminal insertion hole 101. In the illustrated embodiment, the locking spring 43 is generally referred to as a primary lock, and the locking member 7 is generally referred to as a secondary lock.

[0076] like Figures 1 to 14 As shown, in the illustrated embodiment, the charging base module 100 includes a plurality of electrical connection assemblies 400, which are respectively inserted into the plurality of terminal receptacles 101 of the housing 1. The charging base module 100 also includes a rear end cover 9, which is mounted on the rear end of the housing 1 and axially abuts against the sealing plugs 6 of the plurality of electrical connection assemblies 400 to respectively retain the sealing plugs 6 of the plurality of electrical connection assemblies 400 in the plurality of terminal receptacles 101 of the housing 1.

[0077] As Figures 1 to 14 shown, in the illustrated embodiment, a protrusion 12a is formed on the rear end of the housing 1, a buckle portion 9a with a clamping slot is formed on the rear end cover 9, the protrusion 12a is engaged into the clamping slot of the buckle portion 9a to fix the rear end cover 9 on the rear end of the housing 1.

[0078] As Figures 1 to 14 shown, in another exemplary embodiment of the present application, a charging base is also disclosed. The charging base comprises a mounting seat 2 and a charging base module 100. The mounting seat 2 is formed with an inner cavity 201. The charging base module 100 is inserted into the inner cavity 201 of the mounting seat 2.

[0079] As Figures 1 to 14 shown, in the illustrated embodiment, a second flange 24 axially opposite to the first flange 14 on the cover plate portion 10 of the housing 1 is formed in the inner cavity 201 of the mounting seat 2, and the sealing ring 3 on the housing 1 is axially extruded between the first flange 14 and the second flange 24 to achieve the sealing between the mounting seat 2 and the housing 1.

[0080] As Figures 1 to 14 shown, in the illustrated embodiment, a plurality of second elastic claws 23 are formed on the rear end of the mounting seat 2, the plurality of second elastic claws 23 are distributed at intervals in the circumferential direction of the mounting seat 2, and the plurality of second elastic claws 23 are respectively engaged with the plurality of first elastic claws 13 on the rear side of the cover plate portion 10 to lock the housing 1 in the mounting seat 2.

[0081] As Figures 1 to 14 shown, in the illustrated embodiment, the mounting seat 2 has a flange portion 21, and a connecting hole 22 allowing a threaded connecting piece to pass through is formed on the flange portion 21, so that the flange portion 21 can be fastened to a mounting panel through the threaded connecting piece passing through the connecting hole 22.

[0082] Those skilled in the art can understand that the above-described embodiments are exemplary, and those skilled in the art can make improvements, and the structures described in various embodiments can be freely combined without structural or principle conflicts, and these changes shall fall within the protection scope of the present application.

[0083] Although the present application has been described in conjunction with the accompanying drawings, the embodiments disclosed in the drawings are intended to exemplarily illustrate the preferred embodiments of the present application, and cannot be understood as a limitation of the present application.

[0084] While some embodiments of the general inventive concept have been shown and described, it is to be understood that changes can be made in these embodiments, without departing from the principles and spirit of the general inventive concept, the scope of which is defined in the claims and their equivalents.

[0085] 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. Additionally, any reference signs in the claims should not be construed as limiting the scope of the claims.

Claims

1. A charging base housing assembly, characterized in that: include: A housing (1) is formed with a terminal insertion hole (101); and A locking member (7) is installed in the terminal insertion hole (101), The locking member (7) comprises: a first elastic buckle (71) engaged with the housing (1) and used to lock the locking member (7) in the housing (1); and A second elastic buckle (72) is adapted to engage with the terminal (4) inserted into the terminal insertion hole (101) to lock the terminal (4) in the housing (1).

2. The charging base housing assembly according to claim 1, characterized in that: The locking member (7) further comprises: a substrate (70) having a front end and a rear end opposite to each other in the axial direction of the terminal insertion hole (101); and The end plate (73) is connected between the base plate (70), the first elastic buckle (71) and the front end of the second elastic buckle (72), The first elastic buckle (71) and the second elastic buckle (72) are spaced apart from the base plate (70) in the radial direction of the terminal insertion hole (101).

3. The charging base housing assembly according to claim 2, characterized in that: The locking member (7) comprises a pair of first elastic buckles (71), and the second elastic buckle (72) is located between the pair of first elastic buckles (71) and is spaced apart from the first elastic buckle (71) in the circumferential direction of the terminal insertion hole (101).

4. The charging base housing assembly according to claim 3, characterized in that: The first elastic buckle (71) comprises: A first cantilever (71a) extending rearward from the end plate (73); and A first protrusion (71b) is formed on the rear end of the first cantilever (71a), and a first slot (171) is formed in the housing (1). The first protrusion (71b) engages with the first slot (171) to lock the locking member (7) in the terminal insertion hole (101) of the housing (1).

5. The charging base housing assembly according to claim 3, characterized in that: The second elastic buckle (72) comprises: A second cantilever (72a) extending rearward from the end plate (73); and A second protrusion (72b) is formed on the rear end of the second cantilever (72a), and the second protrusion (72b) is suitable for engaging with a second locking groove (47) on the terminal (4) inserted into the terminal insertion hole (101) to lock the terminal (4) in the terminal insertion hole (101).

6. The charging base housing assembly according to claim 4, characterized in that: An axially extending slot (17) is formed on the inner wall surface of the terminal insertion hole (101) of the housing (1), and the locking member (7) is inserted into the slot (17); The slot (17) has two inner side surfaces (17a) that are opposite to each other in the circumferential direction of the terminal insertion hole (101), and the two inner side surfaces (17a) of the slot (17) respectively abut against two sides of the locking member (7), so that the locking member (7) cannot move in the circumferential direction.

7. The charging base housing assembly according to claim 6, characterized in that: A step surface (17b) perpendicular to the axial direction of the terminal insertion hole (101) is formed at the rear end of the slot (17), and the step surface (17b) axially abuts against the front end of the base plate (70) of the locking member (7), so that the locking member (7) cannot move backward in the axial direction; The first locking groove (171) is formed on the inner side surface (17a) of the rear end of the slot (17), and the first protrusion (71b) axially abuts against the inner side of the first locking groove (171), so that the locking member (7) cannot move forward in the axial direction.

8. The charging base housing assembly according to claim 1, characterized in that: A plurality of terminal jacks (101) are formed on the housing (1), and the charging seat housing assembly includes a plurality of locking members (7) respectively installed in the plurality of terminal jacks (101) for respectively locking the plurality of terminals (4) in the plurality of terminal jacks (101).

9. The charging base housing assembly according to claim 1, characterized in that: The housing (1) comprises: A cover portion (10) for covering a rear port of an inner cavity (201) of a mounting base (2) of a charging base; A front column portion (11) connected to the front side of the cover portion (10) and adapted to be inserted into the inner cavity (201) of the mounting seat (2); and A rear column portion (12) is connected to the rear side of the cover portion (10) and is axially aligned with the front column portion (11). The terminal insertion hole (101) axially penetrates the rear column portion (12), the cover portion (10) and the front column portion (11).

10. The charging base housing assembly according to claim 9, characterized in that: The housing (1) comprises a plurality of front column portions (11) and a plurality of rear column portions (12) respectively corresponding to the plurality of front column portions (11). The housing (1) has a plurality of terminal insertion holes (101), and each terminal insertion hole (101) axially penetrates a corresponding front column portion (11) and a corresponding rear column portion (12).

11. The charging base housing assembly according to claim 9, wherein: Also includes: The sealing ring (3) is mounted on the cover plate (10). A first flange (14) is formed on the cover plate portion (10), and the first flange (14) is axially pressed against the rear side of the sealing ring (3). The sealing ring (3) is suitable for being axially squeezed between the first flange (14) and the second flange (24) in the mounting seat (2) to achieve sealing between the mounting seat (2) and the housing (1).

12. The charging base housing assembly according to claim 9, characterized in that: A plurality of first elastic claws (13) are formed on the rear side of the cover portion (10), and the plurality of first elastic claws (13) are spaced apart in the circumferential direction of the cover portion (10). The plurality of first elastic claws (13) are used to engage with a plurality of second elastic claws (23) on the rear end of the mounting seat (2) to lock the housing (1) in the mounting seat (2).

13. A charging seat module, characterized in that: include: The charging base housing assembly according to any one of claims 1 to 12; and The electrical connection assembly (400) is inserted into the terminal jack (101) of the housing (1). The electrical connection assembly (400) comprises a terminal (4), wherein the terminal (4) is locked in the terminal insertion hole (101) of the housing (1) by the locking member (7) to prevent the terminal (4) from being pulled out of the terminal insertion hole (101).

14. The charging base module according to claim 13, characterized in that: The terminal (4) comprises a terminal body (40), wherein the terminal body (40) has a cylindrical portion (41) and a welding portion (42) connected to the rear end of the cylindrical portion (41), and the welding portion (42) is used to be welded to one end (81) of the cable (8) to be electrically connected to the cable (8).

15. The charging base module according to claim 14, characterized in that: The electrical connection assembly (400) further comprises: a cable (8), one end (81) of which extends into the terminal insertion hole (101) and is welded to the welding portion (42) of the terminal (4); and A temperature sensor (5) is arranged in the terminal insertion hole (101) and is in thermal contact with the welding portion (42) of the terminal (4), and is used to detect the temperature of the terminal (4).

16. The charging base module according to claim 15, characterized in that: The electrical connection assembly (400) further comprises: A sealing plug (6) is inserted into the rear port of the terminal jack (101), and the lead wire (51) of the temperature sensor (5) and the cable (8) pass through the sealing plug (6) and are led out from the rear end of the housing (1). The sealing plug (6) is used to achieve sealing between the cable (8) and the housing (1) and sealing between the lead wire (51) and the housing (1).

17. The charging base module according to claim 15, characterized in that: The electrical connection assembly (400) further comprises: A heat shrink tube is sheathed and heat-shrunk on one end (81) of the cable (8), the welding portion (42) of the terminal (4), and the main body (50) of the temperature sensor (5) to fix the temperature sensor (5) to the welding portion (42) of the terminal (4).

18. The charging base module according to claim 15, characterized in that: The welding portion (42) of the terminal (4) is flat and has two opposite sides in its thickness direction. One end (81) of the cable (8) is welded to one side of the welding portion (42) of the terminal (4), and the main body (50) of the temperature sensor (5) is fixed to the other side of the welding portion (42) of the terminal (4).

19. The charging base module according to claim 14, characterized in that: The electrical connection assembly (400) further comprises: A sealing member (44) is injection-molded onto the cylindrical portion (41) of the terminal (4) and enters into the inner cavity of the cylindrical portion (41) through an opening on the cylindrical portion (41). The sealing member (44) is used to seal the inner cavity of the cylindrical portion (41) of the terminal (4) and the terminal insertion hole (101) of the housing (1).

20. The charging base module according to claim 14, characterized in that: The electrical connection assembly (400) further comprises: An elastic member (45) is inserted into the front portion of the cylindrical portion (41) of the terminal (4) to electrically contact the inserted mating terminal. The terminal body (40) and the elastic member (45) are respectively integrally stamped parts.

21. The charging base module according to claim 14, characterized in that: A second locking groove (47) is formed on the cylindrical portion (41) of the terminal (4), and the second elastic buckle (72) of the locking member (7) engages with the second locking groove (47) on the terminal (4) to lock the terminal (4) in the terminal insertion hole (101).

22. The charging base module according to claim 14, characterized in that: A locking spring (43) is formed on the cylindrical portion (41) of the terminal (4), and the locking spring (43) engages with the inner wall of the terminal insertion hole (101) to lock the terminal (4) in the terminal insertion hole (101).

23. The charging base module according to claim 16, characterized in that: The charging seat module (100) comprises a plurality of electrical connection components (400), and the plurality of electrical connection components (400) are respectively inserted into a plurality of terminal jacks (101) of the housing (1); The charging seat module (100) further includes: A rear end cover (9) is mounted on the rear end of the housing (1) and axially abuts against the sealing plugs (6) of the plurality of electrical connection assemblies (400) to respectively retain the sealing plugs (6) of the plurality of electrical connection assemblies (400) in the plurality of terminal jacks (101) of the housing (1).

24. The charging base module according to claim 23, characterized in that: A protrusion (12a) is formed on the rear end of the housing (1), and a buckle portion (9a) having a slot is formed on the rear end cover (9). The protrusion (12a) is engaged in the slot of the buckle portion (9a) to fix the rear end cover (9) to the rear end of the housing (1).

25. A charging stand, characterized in that: include: A mounting seat (2) is formed with an inner cavity (201); and The charging base module (100) according to any one of claims 13 to 24 is inserted into the inner cavity (201) of the mounting base (2).

26. The charging stand according to claim 25, characterized in that: A second flange (24) is formed in the inner cavity (201) of the mounting seat (2) and is axially opposite to the first flange (14) on the cover plate portion (10) of the shell (1). The sealing ring (3) on the shell (1) is axially squeezed between the first flange (14) and the second flange (24) to achieve sealing between the mounting seat (2) and the shell (1).

27. The charging stand according to claim 26, characterized in that: A plurality of second elastic claws (23) are formed on the rear end of the mounting seat (2), and the plurality of second elastic claws (23) are spaced apart in the circumferential direction of the mounting seat (2). The plurality of second elastic claws (23) respectively engage with the plurality of first elastic claws (13) on the rear side of the cover plate portion (10) to lock the housing (1) in the mounting seat (2).

28. The charging stand according to claim 25, characterized in that: The mounting seat (2) has a flange portion (21) on which a connection hole (22) is formed for allowing a threaded connector to pass through, so that the flange portion (21) can be fastened to a mounting panel by the threaded connector passing through the connection hole (22).

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