CN218300344U

CN218300344U - Charging seat shell assembly and charging seat

Info

Publication number: CN218300344U
Application number: CN202222070669.0U
Authority: CN
Inventors: 许明; 朱方跃
Original assignee: Tyco Electronics Shanghai Co Ltd; Tyco Electronics Technology SIP Ltd
Current assignee: Tyco Electronics Shanghai Co Ltd; Tyco Electronics Technology SIP Ltd
Priority date: 2022-08-08
Filing date: 2022-08-08
Publication date: 2023-01-13
Anticipated expiration: 2032-08-08

Abstract

The utility model discloses a charging seat casing subassembly and charging seat. The charging seat casing subassembly includes: the casing and support frame. The housing includes: a peripheral wall enclosing an inner cavity; and a dividing wall connected to Zhou Bixiang and dividing the internal chamber into a first chamber and a second chamber; the second cavity is used for accommodating the mating end of the charging terminal. The support frame is installed in first chamber and with perisporium sealing connection, separates into first chamber and second and holds the room with first chamber. The first accommodating chamber is used for accommodating the connecting end of the charging terminal. The second accommodating chamber is a closed accommodating chamber formed by the support frame, the partition wall and part of the peripheral wall and is used for accommodating a circuit board or a lead frame; the second receiving chamber has a higher sealing grade than the first receiving chamber. The utility model provides the high waterproof performance of whole charging seat.

Description

Charging seat shell assembly and charging seat

Technical Field

The utility model relates to a charging seat casing subassembly and charging seat including this charging seat casing subassembly.

Background

In the prior art, all be provided with on the new forms of energy car and be used for with the charging seat that the rifle is right to join in marriage of charging. The charging dock generally includes a housing, charging terminals, a circuit board, and a cable. The housing has a partition wall and a terminal holding body connected to the partition wall. The charging terminal is inserted into the terminal holding body, and the circuit board is mounted on the partition wall. The cable extends into the housing through a cable port on the housing and is electrically connected to the charging terminal.

In the prior art, a sealing ring is usually provided between the cable and the inner wall of the cable port to achieve a seal therebetween. In this way, moisture is prevented from entering the housing. However, this sealing solution is not reliable. Because, in case of failure of the sealing ring between the cable and the inner wall of the cable port, moisture can enter the housing, which can lead to damage of the circuit board.

SUMMERY OF THE UTILITY MODEL

The object of the present invention is to solve at least one of the above problems and drawbacks existing in the prior art.

According to an aspect of the utility model, a charging seat casing subassembly is provided, include: the casing and support frame. The housing includes: a peripheral wall enclosing an inner cavity; and a dividing wall connected to the Zhou Bixiang and dividing the internal cavity into a first cavity and a second cavity; the second cavity is used for accommodating the mating end of the charging terminal. The support frame is installed in the first cavity and is connected with the peripheral wall in a sealing mode, and the first cavity is divided into a first accommodating chamber and a second accommodating chamber. The first accommodating chamber is used for accommodating the connecting end of the charging terminal. The second accommodating chamber is a closed accommodating chamber formed by the support frame, the partition wall and part of the peripheral wall and used for accommodating a circuit board or a lead frame; the second receiving chamber has a higher sealing grade than the first receiving chamber.

According to an exemplary embodiment of the present invention, the charging seat housing assembly further comprises: and a seal ring disposed between the support frame and the peripheral wall to seal therebetween and to hermetically isolate the first and second accommodation chambers.

According to another exemplary embodiment of the present invention, a first connection port is formed on a circumferential wall of the first accommodation chamber for an electrical connector to pass therethrough, enter the first accommodation chamber, and be electrically connected with a charging terminal of the charging stand.

According to another exemplary embodiment of the present invention, the charging seat housing assembly further comprises: a first seal ring disposed between the electrical connector and an inner wall of the first connection port to effect a seal therebetween.

According to another exemplary embodiment of the invention, the first receiving chamber has a mounting opening to allow an installation tool to enter into the first receiving chamber; the charging stand shell component further comprises: an end cap mounted on the mounting opening for covering the mounting opening; and a sealing ring disposed between the end cap and an outer wall of the mounting opening to effect a seal therebetween.

According to another exemplary embodiment of the present invention, the end cap comprises: an end wall; and an outer peripheral wall connected to the end wall, a catching groove being formed on the outer peripheral wall, and a projection being formed on an outer wall of the mounting opening, the projection being engaged with the catching groove to fix the end cap to the mounting opening of the housing.

According to another exemplary embodiment of the present invention, the support frame comprises: a base plate axially opposed to and spaced apart from the partition wall; zhou Biban connected to a perimeter of the substrate; and a holding body formed on the substrate and protruding into the first accommodating chamber, a packing ring mounting groove formed on the peripheral wall plate for mounting the packing ring, and a charging terminal mounting hole formed on the holding body for inserting the charging terminal.

According to another exemplary embodiment of the present invention, a convex support table is formed on the partition wall, and the substrate of the support frame is supported on the support table and fixed to the support table by screws.

According to another exemplary embodiment of the present invention, the charging stand casing assembly further comprises: and a first charging terminal sealing ring disposed between the charging terminal and an inner wall of the charging terminal mounting hole to achieve sealing therebetween.

According to another exemplary embodiment of the present invention, a first flat portion is formed on an inner surface of the charging terminal mounting hole for cooperating with a first counter-flat portion on an outer surface of the charging terminal to prevent the charging terminal from rotating relative to the support frame.

According to another exemplary embodiment of the present invention, a ground terminal mounting hole is further formed on the holder body for mounting a ground terminal; a second connection port is also formed on the peripheral wall of the first accommodation chamber to allow a ground cable to protrude into the first accommodation chamber via the second connection port.

According to another exemplary embodiment of the present invention, a second flat portion is formed on an inner surface of the ground terminal mounting hole for cooperating with a second counter-flat portion on an outer surface of the ground terminal to prevent the ground terminal from rotating relative to the support frame.

According to another exemplary embodiment of the present invention, the charging seat housing assembly further comprises: the second sealing ring is arranged between the grounding cable and the inner wall of the second connecting port so as to realize sealing between the grounding cable and the second connecting port; and a sealing plug inserted into the ground terminal mounting hole to seal the ground terminal mounting hole.

According to another exemplary embodiment of the present invention, the housing further comprises: and a terminal holder formed on the partition wall and protruding into the second cavity, and on which a charging terminal insertion hole, a ground terminal insertion hole, and a signal terminal insertion hole for respectively inserting a charging terminal, a ground terminal, and a signal terminal are formed.

According to another exemplary embodiment of the present invention, the charging seat housing assembly further comprises: a second charging terminal sealing ring disposed between the charging terminal and an inner wall of the charging terminal insertion hole to achieve sealing therebetween; the grounding terminal sealing ring is arranged between the grounding terminal and the inner wall of the grounding terminal insertion hole so as to realize sealing between the grounding terminal and the grounding terminal insertion hole; and the signal terminal sealing ring is arranged between the signal terminal and the inner wall of the signal terminal jack so as to realize sealing between the signal terminal and the signal terminal jack.

According to another exemplary embodiment of the present invention, the second cavity has a mating opening to allow a charging gun to be inserted through the mating opening into the second cavity and connected with the charging terminal, the ground terminal and the signal terminal mating.

According to another aspect of the present invention, there is provided a charging stand, including: the charging seat shell component; a charging terminal installed on the housing and the support frame and having a connection end extending into the first accommodation chamber; and a circuit board or a lead frame disposed in the second receiving chamber between the support frame and the partition wall.

According to an exemplary embodiment of the present invention, the charging seat further comprises: an electric connector protruding into the first accommodation chamber via the first connection port and connected to a connection end of the charging terminal; a first connection terminal having a plate shape and one end connected to the electric connector; and a first bolt connecting the other end of the first connection terminal to the connection end of the charging terminal.

According to another exemplary embodiment of the present invention, the charging stand further comprises: a ground terminal installed in the housing and having one end inserted into a ground terminal installation hole of the housing; a ground cable extending into the first receiving chamber via a second connection port; one end of the second connecting terminal is connected to the grounding cable in a pressing mode, and the other end of the second connecting terminal is transversely inserted into the grounding terminal mounting hole; a second bolt passing through the other end of the second connection terminal and screwed to the ground terminal; and a signal terminal mounted on the terminal holding body of the housing and electrically connected to the circuit board or the lead frame.

According to another exemplary embodiment of the present invention, the electrical connector comprises a flat aluminum conductor and an insulating layer coated on an outer portion of the aluminum conductor; an end portion of the aluminum conductor is exposed from the insulating layer and is welded to one end of the first connection terminal; the first bolt penetrates through the through hole in the first connecting terminal and is in threaded connection with the threaded hole in the charging terminal.

In each of the foregoing exemplary embodiments according to the present invention, even if the sealing ring between the electrical connector and the inner wall of the first connection port fails, moisture can only enter the first receiving chamber of the housing, but not the second receiving chamber. Consequently, hold circuit board or lead frame in the second accommodation chamber and can not receive the influence of steam to improve the waterproof performance of whole charging seat.

Other objects and advantages of the present invention will become apparent from the following description of the invention, which is made with reference to the accompanying drawings, and can help to provide a thorough understanding of the present invention.

Drawings

Fig. 1 shows a perspective view of a charging stand according to an exemplary embodiment of the present invention;

fig. 2 is a perspective view of a charging dock according to an exemplary embodiment of the present invention, wherein an electrical connector is unplugged from a first connection port;

fig. 3 shows an axial cross-sectional view of a charging dock according to an exemplary embodiment of the present invention, showing signal and ground terminals;

fig. 4 shows another axial cross-sectional view of a charging dock according to an exemplary embodiment of the present invention, showing charging terminals;

fig. 5 shows an axial cross-sectional view of a charging dock with the charging terminals removed, according to an exemplary embodiment of the present invention;

fig. 6 shows an assembly schematic of a support frame and charging terminals of a charging dock according to an exemplary embodiment of the present invention;

fig. 7 shows an exploded view of the support frame, charging terminals and grounding terminals of the charging dock according to an exemplary embodiment of the present invention.

Detailed Description

The technical solution of the present invention is further specifically described below by way of examples and with reference to the accompanying drawings. In the specification, the same or similar reference numerals denote the same or similar components. The following description of the embodiments of the present invention with reference to the drawings is intended to explain the general inventive concept and should not be construed as limiting the invention.

Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in schematic form in order to simplify the drawing.

According to a general technical concept of the present invention, there is provided a charging stand casing assembly. The charging seat casing subassembly includes: a housing 1 and a support 10. The housing 1 includes: a peripheral wall 11 enclosing

inner chambers

1a, 1b, 1c; and a partition wall 16 connected to the peripheral wall 11 and dividing the

inner chambers

1a, 1b, 1c into

first chambers

1b, 1c and a second chamber 1a, the second chamber 1a accommodating the mating end of the charging terminal 8. The support frame 10 is installed in the

first cavity

1b, 1c and is connected with the peripheral wall 11 in a sealing manner, and divides the

first cavity

1b, 1c into a first accommodating chamber 1b and a second accommodating chamber 1c. The first housing chamber 1b is for housing the connection end of the charging terminal 8; the second accommodating chamber 1c is a sealed accommodating chamber formed by the support frame 10, the partition wall 16 and a part of the peripheral wall 11, and is used for accommodating a circuit board or a lead frame 20; the second containing chamber 1c has a higher sealing grade than the first containing chamber 1b.

According to another general technical concept of the present invention, there is provided a charging stand, including: the charging seat shell component; a charging terminal 8 mounted on the housing 1 and the support frame 10 and having a connection end protruding into the first accommodation chamber 1 b; and a circuit board or lead frame 20 disposed in the second receiving chamber 1c between the support frame 10 and the partition wall 16.

Fig. 1 shows a perspective view of a charging stand according to an exemplary embodiment of the present invention; fig. 2 shows a perspective view of a charging stand according to an exemplary embodiment of the present invention, wherein an electrical connector 3 is pulled out of a first connection port 13; fig. 3 shows an axial cross-sectional view of a charging stand according to an exemplary embodiment of the present invention, in which signal terminals 9' and ground terminals 9 are shown; fig. 4 shows another axial cross-sectional view of a charging stand according to an exemplary embodiment of the present invention, in which charging terminals 8 are shown; fig. 5 shows an axial cross-sectional view of a charging stand according to an exemplary embodiment of the present invention, with the charging terminals 8 removed.

As shown in fig. 1 to 5, in an exemplary embodiment of the present invention, a charging stand is disclosed. This charging seat includes: the case 1, the support frame 10, the charging terminal 8, the circuit board or lead frame 20, and the gasket 101.

As shown in fig. 1 to 5, in the illustrated embodiment, the housing 1 includes: a peripheral wall 11 and a partition wall 16. The peripheral wall 11 encloses

inner chambers

1a, 1b, 1c (see fig. 5). A partition wall 16 is connected to the peripheral wall 11 and divides the

inner chambers

1a, 1b, 1c into a

first chamber

1b, 1c and a second chamber 1a. The support frame 10 is installed in the

first cavities

1b, 1c and partitions the

first cavities

1b, 1c into a first accommodation chamber 1b and a second accommodation chamber 1c.

As shown in fig. 1 to 5, in the illustrated embodiment, the charging terminal 8 is mounted on the housing 1 and the support frame 10 and has a connection end that protrudes into the first accommodation chamber 1b. A circuit board or lead frame 20 is disposed in the second receiving chamber 1c between the support frame 10 and the partition wall 16. The seal ring 101 is provided between the support frame 10 and the peripheral wall 11 so that the first containing chamber 1b and the second containing chamber 1c are hermetically isolated.

As shown in fig. 1 to 5, in the illustrated embodiment, a first connection port 13 is formed on the peripheral wall 11 of the first accommodation chamber 1b. The charging stand further includes an electric connector 3 of a flat shape, the electric connector 3 protruding into the first accommodation chamber 1b via the first connection port 13 and being connected to the connection end of the charging terminal 8.

As shown in fig. 1 to 5, in the illustrated embodiment, the charging stand further comprises a first sealing ring 301, the first sealing ring 301 being disposed between the electrical connector 3 and the inner wall of the first connection port 13 to achieve sealing therebetween.

As shown in fig. 1 to 5, in the illustrated embodiment, the charging stand further includes a first connection terminal 7 and a first bolt 73. The first connection terminal 7 is plate-shaped, and one end 71 thereof is connected to the electric connector 3. The first bolt 73 connects the other end 72 of the first connection terminal 7 to the connection end of the charging terminal 8.

As shown in fig. 1 to 5, in the illustrated embodiment, the electrical connector 3 includes a flat aluminum conductor 31 and an insulating layer 32 covering the outside of the aluminum conductor 31. The end 31a of the aluminum conductor 31 is exposed from the insulating layer 32 and welded to one end 71 of the first connection terminal 7. The first bolt 73 passes through the through hole in the first connection terminal 7 and is screwed into the screw hole in the charging terminal 8.

As shown in fig. 1 to 5, in the illustrated embodiment, the charging stand further includes a first end cap 4, and the first end cap 4 is fitted over the electrical connector 3 and latched to the first connection port 13 for preventing the electrical connector 3 from shaking. A first catching groove 4a is formed on the first end cap 4, and a first protrusion 13a is formed on an outer wall of the first connection port 13, the first protrusion 13a being engaged with the first catching groove 4a to catch the first end cap 4 to the first connection port 13.

As shown in fig. 1 to 5, in the illustrated embodiment, the first accommodation chamber 1b has an installation opening 11b to allow an installation tool for operating the first bolt 73 to enter into the first accommodation chamber 1b. The charging seat still includes: end cap 2 and sealing ring 201. The end cap 2 is mounted on the mounting opening 11b for covering the mounting opening 11b. A seal ring 201 is provided between the end cap 2 and the outer wall of the mounting opening 11b to effect a seal therebetween.

As shown in fig. 1 to 5, in the illustrated embodiment, the end cap 2 includes: the end wall 21; and an outer peripheral wall 22. The peripheral wall 22 is connected to the end wall 21. A catching groove 22a is formed on the outer peripheral wall 22, and a projection 112a is formed on the outer wall of the mounting opening 11b, the projection 112a engaging with the catching groove 22a to fix the end cap 2 to the mounting opening 11b of the housing 1.

Fig. 6 shows an assembly schematic of the support frame 10 and the charging terminals 8 of the charging stand according to an exemplary embodiment of the present invention; fig. 7 shows an exploded view of the support frame 10, the charging terminal 8 and the ground terminal 9 of the charging stand according to an exemplary embodiment of the present invention.

As shown in fig. 1 to 7, in the illustrated embodiment, the support frame 10 includes: a base plate 110, a peripheral wall plate 120, and a retaining body 130. The base plate 110 is axially opposed to and spaced apart from the partition wall 16. Zhou Biban 120 is attached to the periphery of the base plate 110. The holding body 130 is formed on the substrate 110 and protrudes into the first accommodation chamber 1b. A packing attachment groove 121 is formed in the peripheral wall plate 120, and the packing 101 is attached to the packing attachment groove 121. A charging terminal mounting hole 131 is formed in the holder 130, and a part of the charging terminal 8 is inserted into the charging terminal mounting hole 131.

As shown in fig. 1 to 7, in the illustrated embodiment, a convex support base 16a is formed on the partition wall 16, and the substrate 110 of the support stand 10 is supported on the support base 16a and fixed to the support base 16a by screws (not shown). Screws pass through the base plate 110 and are screwed to the support table 16 a.

As shown in fig. 1-7, in the illustrated embodiment, the charging dock further includes a first charging terminal seal 802. A first charging terminal seal 802 is provided between the charging terminal 8 and the inner wall of the charging terminal mounting hole 131 to achieve sealing therebetween. The charging terminal mounting hole 131 and a portion of the charging terminal 8 are non-circular in cross-section and fit into each other to prevent the charging terminal 8 from rotating relative to the support frame 10.

As shown in fig. 1 to 7, in the illustrated embodiment, a first flat portion 131a is formed on an inner surface of the charging terminal mounting hole 131, and a first pair of trim portions 831a are formed on an outer surface of the charging terminal 8, the first flat portion 131a being engaged with the first pair of trim portions 831a to prevent the charging terminal 8 from rotating with respect to the supporting frame 10.

As shown in fig. 1 to 7, in the illustrated embodiment, the holder 130 is further provided with a ground terminal mounting hole 54, and the peripheral wall 11 of the first housing chamber 1b is further provided with a second connection port 14. The charging seat still includes: a ground terminal 9 mounted in the housing 1 with one end thereof inserted into the ground terminal mounting hole 54; a ground cable 5 extending into the first accommodation chamber 1b via the second connection port 14; a second connection terminal 51 having one end crimped to the ground cable 5 and the other end inserted into the ground terminal mounting hole 54; and a second bolt 52 passing through the other end of the second connection terminal 51 and screwed to the ground terminal 9.

As shown in fig. 1 to 7, in the illustrated embodiment, the charging dock further includes: a second seal 501 provided between the ground cable 5 and the inner wall of the second connection port 14 to seal therebetween; and a sealing plug 53 inserted into the ground terminal mounting hole 54 to seal the ground terminal mounting hole 54.

As shown in fig. 1 to 7, in the illustrated embodiment, the ground terminal mounting hole 54 and a portion of the ground terminal 9 are non-circular in cross-section and mate with each other to prevent rotation of the ground terminal 9 relative to the support frame 10.

As shown in fig. 1 to 7, in the illustrated embodiment, a second flat portion 54a is formed on an inner surface of the ground terminal mounting hole 54, and a second pair of flat portions 9a is formed on an outer surface of the ground terminal 9, the second flat portion 54a being engaged with the second pair of flat portions 9a to prevent the ground terminal 9 from rotating with respect to the support frame 10.

As shown in fig. 1 to 7, in the illustrated embodiment, the charging stand further includes a second end cap 6, and the second end cap 6 is fitted over the ground cable 5 and latched to the second connection port 14 for preventing the ground cable 5 from shaking. A second catching groove 6a is formed on the second end cap 6, and a second protrusion 14a is formed on the outer wall of the second connection port 14, the second protrusion 14a being engaged with the second catching groove 6a to catch the second end cap 6 to the second connection port 14.

As shown in fig. 1 to 7, in the illustrated embodiment, the housing 1 further includes a terminal holding body 15, and the terminal holding body 15 is formed on the partition wall 16 and projects into the second cavity 1a. The charging stand also includes signal terminals 9', the signal terminals 9' being mounted on the terminal holder 15 and electrically connected to the circuit board or lead frame 20. The terminal holder 15 is formed with a charging terminal insertion hole 151, a ground terminal insertion hole (not shown), and a signal terminal insertion hole (not shown) for inserting the charging terminal 8, the ground terminal 9, and the signal terminal 9', respectively.

As shown in fig. 1 to 7, in the illustrated embodiment, the charging dock further includes: a second charging terminal sealing ring 801 provided between the charging terminal 8 and the inner wall of the charging terminal insertion hole 151 to achieve sealing therebetween; a ground terminal sealing ring 901 disposed between the ground terminal 9 and an inner wall of the ground terminal insertion hole to seal therebetween; and a signal terminal sealing ring 901 'disposed between the signal terminal 9' and an inner wall of the signal terminal insertion hole to achieve sealing therebetween.

As shown in fig. 1 to 7, in the illustrated embodiment, the second chamber 1a has a mating opening 11a to allow a charging gun to be inserted into the second chamber 1a through the mating opening 11a and to be mated with the charging terminal 8, the ground terminal 9, and the signal terminal 9'.

It is understood by those skilled in the art that the above-described embodiments are exemplary and can be modified by those skilled in the art, and that the structures described in the various embodiments can be freely combined without conflict in structure or principle, and that such modifications are intended to fall within the scope of the present invention.

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

Although a few embodiments of the present general inventive concept have been shown and described, it would be appreciated by those skilled in the art that changes may 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.

It should be noted that the word "comprising" does not exclude other elements or steps, and the words "a" or "an" do not exclude a plurality. Additionally, any element numbers of the claims should not be construed as limiting the scope of the invention.

Claims

1. A charging dock housing assembly, comprising:

a housing, comprising:

a peripheral wall enclosing an inner cavity; and

a dividing wall connected to the Zhou Bixiang and dividing the internal chamber into a first chamber and a second chamber; the second cavity is used for accommodating a mating end of the charging terminal;

the supporting frame is arranged in the first cavity, is connected with the peripheral wall in a sealing mode, and divides the first cavity into a first accommodating chamber and a second accommodating chamber;

the first accommodating chamber is used for accommodating the connecting end of the charging terminal;

the second accommodating chamber is a closed accommodating chamber formed by the support frame, the partition wall and part of the peripheral wall and used for accommodating a circuit board or a lead frame;

the second receiving chamber has a higher sealing grade than the first receiving chamber.

2. The charging cradle housing assembly of claim 1, further comprising:

and a seal ring disposed between the support frame and the peripheral wall to seal therebetween and to hermetically isolate the first and second accommodation chambers.

3. The charging dock housing assembly of claim 1, wherein:

a first connection port for passing an electrical connection member therethrough, into the first accommodation chamber, and electrically connected to a charging terminal of the charging stand is formed on a peripheral wall of the first accommodation chamber.

4. The charging cradle housing assembly of claim 3, further comprising:

a first seal ring disposed between the electrical connector and an inner wall of the first connection port to effect a seal therebetween.

5. The charging dock housing assembly of claim 1, wherein:

the first housing chamber having an installation opening to allow an installation tool to enter the first housing chamber;

the charging stand shell component further comprises:

an end cap mounted on the mounting opening for covering the mounting opening; and

a sealing ring disposed between the end cap and an outer wall of the mounting opening to effect a seal therebetween.

6. The charging dock housing assembly of claim 5, wherein:

the end cap includes:

an end wall; and

an outer peripheral wall connected to the end wall,

a catch is formed on the peripheral wall and a projection is formed on an outer wall of the mounting opening, the projection engaging the catch to secure the end cap to the mounting opening of the housing.

7. The charging dock housing assembly of claim 2, wherein:

the support frame includes:

a base plate axially opposite and spaced apart from the partition wall;

zhou Biban connected to a perimeter of the substrate; and

a holding body formed on the substrate and protruding into the first accommodation chamber,

a sealing ring mounting groove is formed on the peripheral wall plate for mounting the sealing ring,

the holding body is formed with a charging terminal mounting hole for inserting the charging terminal.

8. The charging dock housing assembly of claim 7, wherein:

a support table having a projection is formed on the partition wall, and a substrate of the support frame is supported on the support table and fixed to the support table by screws.

9. The charging cradle housing assembly of claim 7, further comprising:

and a first charging terminal sealing ring disposed between the charging terminal and an inner wall of the charging terminal mounting hole to achieve sealing therebetween.

10. The charging dock housing assembly of claim 7, wherein:

a first flat portion is formed on an inner surface of the charging terminal mounting hole for mating with a first pair of trim portions on an outer surface of the charging terminal to prevent the charging terminal from rotating relative to the support frame.

11. The charging dock housing assembly of claim 7, wherein:

a grounding terminal mounting hole is formed on the holding body and used for mounting a grounding terminal;

a second connection port is also formed on the peripheral wall of the first accommodation chamber to allow a ground cable to protrude into the first accommodation chamber via the second connection port.

12. The charging dock housing assembly of claim 11, wherein:

a second flat portion is formed on an inner surface of the ground terminal mounting hole for mating with a second pair of mating flat portions on an outer surface of the ground terminal to prevent the ground terminal from rotating relative to the support bracket.

13. The charging cradle housing assembly of claim 11, further comprising:

the second sealing ring is arranged between the grounding cable and the inner wall of the second connecting port so as to realize sealing between the grounding cable and the second connecting port; and

and a sealing plug inserted into the ground terminal mounting hole to seal the ground terminal mounting hole.

14. The charging dock housing assembly of claim 11, wherein:

the housing further includes:

a terminal holding body formed on the partition wall and protruding into the second cavity,

the terminal holder is formed with a charging terminal insertion hole, a ground terminal insertion hole, and a signal terminal insertion hole for inserting a charging terminal, a ground terminal, and a signal terminal, respectively.

15. The charging cradle housing assembly of claim 14, further comprising:

a second charging terminal sealing ring disposed between the charging terminal and an inner wall of the charging terminal insertion hole to achieve sealing therebetween;

the grounding terminal sealing ring is arranged between the grounding terminal and the inner wall of the grounding terminal insertion hole so as to realize sealing between the grounding terminal and the grounding terminal insertion hole;

and the signal terminal sealing ring is arranged between the signal terminal and the inner wall of the signal terminal jack so as to realize sealing between the signal terminal and the signal terminal jack.

16. The charging dock housing assembly of claim 14, wherein:

the second cavity has a mating opening to allow a charging gun to be inserted into the second cavity through the mating opening and to be mated with the mating ends of the charging terminal, the ground terminal, and the signal terminal.

17. A charging stand, comprising:

the charging dock housing assembly of any one of claims 1-16;

a charging terminal mounted on the housing and the support frame and having a connection end extending into the first accommodation chamber; and

and a circuit board or a lead frame disposed in the second receiving chamber between the support frame and the partition wall.

18. The charging dock of claim 17, further comprising:

an electric connector protruding into the first accommodation chamber via a first connection port on a peripheral wall of the first accommodation chamber and connected to a connection end of the charging terminal;

a first connection terminal having a plate shape and one end connected to the electric connector; and

a first bolt connecting the other end of the first connection terminal to the connection end of the charging terminal.

19. The charging cradle of claim 17, further comprising:

a ground terminal installed in the housing and having one end inserted into a ground terminal installation hole of the housing;

a ground cable extending into the first receiving chamber via a second connection port;

one end of the second connecting terminal is connected to the grounding cable in a pressing mode, and the other end of the second connecting terminal is transversely inserted into the grounding terminal mounting hole;

a second bolt passing through the other end of the second connection terminal and screwed to the ground terminal; and

and a signal terminal mounted on the terminal holding body of the housing and electrically connected to the circuit board or the lead frame.

20. The charging dock of claim 18, wherein:

the electric connector comprises a flat aluminum conductor and an insulating layer coated outside the aluminum conductor;

an end portion of the aluminum conductor is exposed from the insulating layer and is welded to one end of the first connection terminal;

the first bolt penetrates through the through hole in the first connecting terminal and is in threaded connection with the threaded hole in the charging terminal.