CN217444649U - Charging terminal, charging seat and electric connection assembly - Google Patents

Charging terminal, charging seat and electric connection assembly Download PDF

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Publication number
CN217444649U
CN217444649U CN202221181410.7U CN202221181410U CN217444649U CN 217444649 U CN217444649 U CN 217444649U CN 202221181410 U CN202221181410 U CN 202221181410U CN 217444649 U CN217444649 U CN 217444649U
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CN
China
Prior art keywords
bolt
charging terminal
cylindrical body
bus bar
connection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202221181410.7U
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Chinese (zh)
Inventor
张健文
张卫东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tyco Electronics Shanghai Co Ltd
Tyco Electronics Suzhou Ltd
Original Assignee
Tyco Electronics Shanghai Co Ltd
Tyco Electronics Suzhou Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tyco Electronics Shanghai Co Ltd, Tyco Electronics Suzhou Ltd filed Critical Tyco Electronics Shanghai Co Ltd
Priority to CN202221181410.7U priority Critical patent/CN217444649U/en
Application granted granted Critical
Publication of CN217444649U publication Critical patent/CN217444649U/en
Priority to KR1020230063163A priority patent/KR20230160741A/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/28—End pieces consisting of a ferrule or sleeve
    • H01R11/281—End pieces consisting of a ferrule or sleeve for connections to batteries
    • H01R11/282—End pieces consisting of a ferrule or sleeve for connections to batteries comprising means for facilitating engagement or disengagement, e.g. quick release terminal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/11—End pieces or tapping pieces for wires, supported by the wire and for facilitating electrical connection to some other wire, terminal or conductive member
    • H01R11/28—End pieces consisting of a ferrule or sleeve
    • H01R11/281—End pieces consisting of a ferrule or sleeve for connections to batteries
    • H01R11/288—Interconnections between batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
    • H01R13/621—Bolt, set screw or screw clamp

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  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)

Abstract

The utility model discloses a charging terminal, charging seat and electric connection component. A charging terminal, comprising: a conductive body; and a bolt for fixedly connecting the conductive body to a bus or cable assembly. The bolt is preassembled and retained on the conductive body to allow the charging terminal to be preassembled to the bus bar or cable assembly by the bolt. When the charging terminal is pre-assembled to the bus bar or cable assembly, the bolt passes through the connection hole of the bus bar or cable assembly but is not yet fastened to the bus bar or cable assembly. Therefore, the operator can electrically connect the charging terminal to the bus bar or the cable assembly by simply connecting the nut to the bolt in the subsequent connecting operation without performing the operation of aligning the connecting hole of the bus bar or the cable assembly with the threaded hole of the nut, simplifying the connecting operation of the charging terminal.

Description

Charging terminal, charging seat and electric connection assembly
Technical Field
The utility model relates to a charging terminal, including the charging seat of this charging terminal and the electric connection assembly including this charging terminal.
Background
Along with the development of the new energy automobile industry, the technical requirement of large-current charging is higher and higher, the wire diameter of a charging wire is larger and larger, and in order to meet the requirement of light weight of an automobile, a large-diameter aluminum bar or aluminum bar is widely applied gradually, so that a new challenge is brought to the connection of a terminal and a wire harness and the assembly of a whole automobile.
In the prior art, in order to fasten the charging terminal to the bus bar or the cable assembly, a nut is generally riveted to the charging terminal. This results in the operator having to align the connection hole on the bus bar or cable assembly with the threaded hole of the nut on the charging terminal before inserting the bolt into the connection hole on the bus bar or cable assembly and threading it into the threaded hole of the nut when connecting the charging terminal.
However, in practical use, sometimes the operator cannot clearly see the connection hole on the bus bar or the cable assembly and the screw hole on the nut, and therefore, it is difficult to align the connection hole on the bus bar or the cable assembly with the screw hole of the nut on the charging terminal, which results in difficulty in the connection operation of the charging terminal.
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 present invention, there is provided a charging terminal, including: a conductive body; and a bolt for fixedly connecting the conductive body to a bus or cable assembly. The bolt is preassembled and retained on the conductive body to allow the charging terminal to be preassembled to the bus bar or cable assembly by the bolt. When the charging terminal is pre-assembled to the bus bar or cable assembly, the bolt passes through the connection hole of the bus bar or cable assembly but is not yet fastened to the bus bar or cable assembly.
According to an exemplary embodiment of the present invention, the conductive body includes a bolt mounting hole, the bolt passes through the bolt mounting hole, and protrudes from the conductive body.
According to another exemplary embodiment of the present invention, the conductive body comprises a hollow cylinder into which the bolt is fitted; the bolt includes a cylindrical portion formed with an external thread, and the cylindrical portion of the bolt protrudes from one end of the cylindrical body.
According to another exemplary embodiment of the present invention, the cylindrical body has an end wall at one end thereof and an opening at the other end thereof, the bolt being installed into the cylindrical body via the opening; a bolt mounting hole is formed in an end wall of one end of the cylindrical body, and a columnar portion of the bolt extends from one end of the cylindrical body through the bolt mounting hole.
According to another exemplary embodiment of the invention, the bolt further comprises a head, the head of the bolt being received in the inner cavity of the cylinder and resting on the inner surface of the end wall of the cylinder.
According to another exemplary embodiment of the present invention, the bolt further comprises a rivet between the head and the column, the rivet being riveted into a bolt mounting hole on the end wall of the cylinder to fix the bolt to the cylinder.
According to another exemplary embodiment of the present invention, the charging terminal further comprises: and the elastic sealing piece is installed in the inner cavity of the cylindrical body in an interference fit mode through the opening and abuts against the end face of the head of the bolt.
According to another exemplary embodiment of the present invention, the charging terminal further comprises: and the elastic contact piece is installed in the inner cavity of the cylindrical body through the opening and is used for being elastically and electrically contacted with a mating terminal inserted into the cylindrical body.
According to another exemplary embodiment of the present invention, the elastic contact piece comprises: two annular end portions; and a plurality of resilient arms connected between the two annular ends and spaced circumferentially around the annular ends.
According to another exemplary embodiment of the present invention, a mounting concave portion for mounting the elastic contact piece is formed on an inner surface of the cylindrical body, the mounting concave portion having positioning steps respectively abutting on end surfaces of the two annular end portions.
According to another exemplary embodiment of the present invention, the conductive body includes a hollow cylindrical body, one end of the cylindrical body is flattened to form a flat connection end, and a bolt mounting hole is formed on the flat connection end; the bolt includes: a columnar portion formed with an external thread and passing through the flat connection end via the bolt mounting hole; a head portion abutting on a surface of one side of the flat connection end; and a rivet portion located between the columnar portion and the head portion and riveted into the bolt mounting hole.
According to another exemplary embodiment of the present invention, the flat connection end is bent at a predetermined angle with respect to an axial direction of the cylindrical body.
According to another exemplary embodiment of the present invention, the charging terminal further comprises: the elastic contact piece is arranged in the inner cavity at the other end of the cylindrical body and is used for elastically and electrically contacting with a mating terminal inserted into the cylindrical body; the elastic sealing element is arranged in the inner cavity of the cylindrical body close to the flat connecting end in an interference fit mode; the cylindrical body has an opening at the other end thereof, and the elastic contact piece and the elastic seal member are mounted into the inner cavity of the cylindrical body via the opening.
According to another aspect of the present invention, there is provided an electrical connection assembly, comprising: a cable assembly including a cable and a connection terminal electrically connected to a conductor of the cable, the connection terminal having a flat end portion and having a connection hole formed thereon; and the charging terminal, the bolt of the charging terminal passes through the connecting hole.
According to an exemplary embodiment of the present invention, the electrical connection assembly further comprises: a nut screwed to the bolt to fasten the conductive body of the charging terminal to the connection terminal of the cable assembly.
According to another exemplary embodiment of the present invention, the connection terminal is soldered or crimped onto the conductor of the cable.
According to another aspect of the present invention, there is provided an electrical connection assembly, comprising: a bus bar having a flat end portion and a connection hole formed on the flat end portion; and the bolt of the charging terminal passes through the connecting hole on the flat end part.
According to an exemplary embodiment of the present invention, the electrical connection assembly further comprises: a nut threaded onto the bolt to secure the conductive body of the charging terminal to the flat end of the bus bar.
According to another exemplary embodiment of the present invention, the bus bar is a linear bare conductor, and an end of the linear bare conductor is flattened to form the flattened end.
According to another aspect of the present invention, there is provided a charging seat, including: a housing; and the aforementioned charging terminal mounted in the housing.
In the aforementioned various exemplary embodiments according to the present invention, a bolt is installed on the conductive body of the charging terminal, and the bolt may be previously inserted into a connection hole on the bus bar or the cable assembly before being connected with the nut, so that the charging terminal can be pre-installed on the bus bar or the cable assembly through the bolt. Therefore, the operator can realize the connection operation of the charging terminal by only connecting the nut to the bolt without performing the operation of aligning the connection hole on the bus bar or the cable assembly with the threaded hole of the nut, simplifying the connection operation of the charging terminal.
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 schematic perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention;
fig. 2 shows an exploded schematic view of an electrical connection assembly according to an exemplary embodiment of the present invention;
fig. 3 shows a perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention, wherein the charging terminals are pre-assembled to the cable assembly but are not secured thereto;
fig. 4 shows a cross-sectional view of an electrical connection assembly according to an exemplary embodiment of the present invention;
fig. 5 shows an axial cross-sectional view of a charging terminal according to an exemplary embodiment of the present invention;
fig. 6 shows an exploded schematic view of a charging terminal according to an exemplary embodiment of the present invention;
fig. 7 shows a schematic perspective view of an electrical connection assembly according to another exemplary embodiment of the present invention;
fig. 8 shows an exploded schematic view of an electrical connection assembly according to another 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 the utility model discloses a general technical concept provides a charging terminal, include: a conductive body; and a bolt for fixedly connecting the conductive body to a bus or cable assembly. The bolt is preassembled and retained on the conductive body to allow the charging terminal to be preassembled to the bus bar or cable assembly by the bolt. When the charging terminal is pre-assembled to the bus bar or cable assembly, the bolt passes through the connection hole of the bus bar or cable assembly but is not yet fastened to the bus bar or cable assembly.
According to another general technical concept of the present invention, there is provided an electrical connection assembly, including: a cable assembly including a cable and a connection terminal electrically connected to a conductor of the cable, the connection terminal having a flat end portion and having a connection hole formed thereon; and the charging terminal, the bolt of the charging terminal passes through the connecting hole.
According to another general technical concept of the present invention, there is provided an electrical connection assembly, including: a bus bar having a flat end portion and a connection hole formed on the flat end portion; and the bolt of the charging terminal passes through the connecting hole on the flat end part.
According to another general technical concept of the present invention, there is provided a charging stand, including: a housing; and the aforementioned charging terminal mounted in the housing.
Fig. 1 shows a schematic perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention; fig. 2 shows an exploded schematic view of an electrical connection assembly according to an exemplary embodiment of the present invention; fig. 3 shows a perspective view of an electrical connection assembly according to an exemplary embodiment of the present invention, wherein the charging terminals are pre-assembled to the cable assembly but are not fastened thereto.
As shown in fig. 1 to 3, in the illustrated embodiment, the electrical connection assembly mainly includes: a cable assembly, a charging terminal and a nut 22. The cable assembly includes a cable 10 and a connection terminal 30 electrically connected to a conductor 11 of the cable 10. The charging terminal mainly includes a conductive body 2 and a bolt 21 mounted to the conductive body 2.
As shown in fig. 1 to 3, in the illustrated embodiment, the connection terminal 30 has a flat end portion 30a and a connection hole 31 is formed on the flat end portion 30 a. The bolt 21 of the charging terminal passes through the connection hole 31 on the connection terminal 30. The nut 22 is screwed to the bolt 21 to fasten the conductive body 2 of the charging terminal to the connection terminal 30 of the cable assembly.
Fig. 4 shows a cross-sectional view of an electrical connection assembly according to an exemplary embodiment of the present invention; fig. 5 shows an axial cross-sectional view of a charging terminal according to an exemplary embodiment of the present invention; fig. 6 shows an exploded schematic view of a charging terminal according to an exemplary embodiment of the present invention.
As shown in fig. 1 to 6, in the illustrated embodiment, a bolt 21 is used to fixedly connect the conductive body 2 to a bus bar or cable assembly. The bolt 21 may be preassembled to and held on the conductive body 2. Therefore, when the bolt 21 is preassembled and held on the conductive body 2, as shown in fig. 3, the charging terminal can be preassembled to the cable assembly by the bolt 21. As shown in fig. 3, in the illustrated embodiment, when the charging terminal is pre-assembled to the cable assembly, the bolt 21 passes through the connection hole 31 of the cable assembly but is not yet threadedly connected to the nut 22. Therefore, in the later connection operation of the charging terminal, the operator only needs to connect the nut 22 to the bolt 21 to realize the connection operation of the charging terminal without performing the operation of aligning the connection hole 31 of the cable assembly with the screw hole of the nut 22, simplifying the connection operation of the charging terminal.
As shown in fig. 1 to 6, in the illustrated embodiment, the conductive body 2 includes a hollow cylindrical body 20. The bolt 21 is fitted into the cylindrical body 20. The bolt 21 includes a column portion 21b formed with an external thread, and the column portion 21b of the bolt 21 protrudes from one end of the cylindrical body 20.
As shown in fig. 1 to 6, in the illustrated embodiment, the cylindrical body 20 has an end wall 20a at one end thereof and an opening 202 at the other end thereof, and the bolt 21 is mounted into the cylindrical body 20 via the opening 202. A bolt mounting hole 201 is formed in an end wall 20a at one end of the cylindrical body 20, and a columnar portion 21b of the bolt 21 protrudes from one end of the cylindrical body 20 through the bolt mounting hole 201.
As shown in fig. 1 to 6, in the illustrated embodiment, the bolt 21 further comprises a head 21a, the head 21a of the bolt 21 being received in the internal cavity of the tubular body 20 and abutting against the internal surface of the end wall 20a of the tubular body 20.
As shown in fig. 1 to 6, in the illustrated embodiment, the bolt 21 further includes a rivet 21c between the head portion 21a and the columnar portion 21b, and the rivet 21c is riveted into the bolt mounting hole 201 on the end wall 20a of the cylindrical body 20 to fix the bolt 21 to the cylindrical body 20. Therefore, in this embodiment, the bolt 21 does not rotate relative to the cylindrical body 20 when the nut 22 is screwed.
As shown in fig. 1-6, in the illustrated embodiment, the charging terminal further includes an elastomeric seal 24. The elastic seal member 24 is fitted into the inner cavity of the cylindrical body 20 via the opening 202 in an interference fit manner and abuts against the end face of the head 21a of the bolt 21.
As shown in fig. 1 to 6, in the illustrated embodiment, the charging terminal further includes an elastic contact piece 23, and the elastic contact piece 23 is mounted into the inner cavity of the cylindrical body 20 via an opening 202 for elastically making electrical contact with a mating terminal (not shown) inserted into the cylindrical body 20.
As shown in fig. 1 to 6, in the illustrated embodiment, the elastic contact piece 23 includes: two annular end portions 23a, 23b and a plurality of resilient arms 23 c. A plurality of resilient arms 23c are connected between the two annular end portions 23a, 23b and are spaced circumferentially around the annular end portions 23a, 23 b.
As shown in fig. 1 to 6, in the illustrated embodiment, a mounting recess 203 for mounting the elastic contact piece 23 is formed on the inner surface of the cylindrical body 20, the mounting recess 203 having positioning steps 203a, 203b that abut on the end surfaces of the two annular end portions 23a, 23b, respectively.
Fig. 7 shows a perspective view of an electrical connection assembly according to another exemplary embodiment of the present invention. Fig. 8 shows an exploded schematic view of an electrical connection assembly according to another exemplary embodiment of the present invention.
The embodiment of the electrical connection assembly shown in fig. 7-8 differs from the embodiment of the electrical connection assembly shown in fig. 1-6 primarily in the construction of the conductive body 2 of the charging terminal.
As shown in fig. 7 and 8, in the illustrated embodiment, the conductive body 2 of the charging terminal includes a hollow cylindrical body 20, one end of the cylindrical body 20 is flattened to form a flat connection end 20b, and a bolt mounting hole 201 is formed on the flat connection end 20 b.
As shown in fig. 7 and 8, in the illustrated embodiment, the bolt 21 includes: a head portion 21a, a columnar portion 21b, and a caulking portion 21 c. The cylindrical portion 21b of the bolt 21 is formed with an external thread and passes through the flat connection end 20b via the bolt mounting hole 201. The head 21a of the bolt 21 abuts on the surface of one side of the flat connection end 20 b. The caulking portion 21c of the bolt 21 is located between the columnar portion 21b and the head portion 21a and is caulked into the bolt mounting hole 201.
As shown in fig. 7 and 8, in the illustrated embodiment, the flat connection end 20b is bent at a predetermined angle with respect to the axial direction of the cylindrical body 20. For example, in the illustrated embodiment, the flat connection end 20b is bent 90 degrees with respect to the axial direction of the cylindrical body 20. However, the present invention is not limited to the illustrated embodiment, and the flat connection end 20b is bent at 30 degrees, 45 degrees, 60 degrees, or other suitable angles with respect to the axial direction of the cylindrical body 20, for example.
As shown in fig. 7 and 8, in the illustrated embodiment, the charging terminal further includes: a resilient contact 23 and a resilient seal 24 (see also figures 1 to 6). An elastic contact piece 23 is installed in the inner cavity of the other end of the cylindrical body 20 for elastic electrical contact with a counterpart terminal inserted into the cylindrical body 20. The elastic seal member 24 is fitted in an interference fit in the inner cavity of the cylindrical body 20 near the flat connection end 20 b. The cylindrical body 20 has an opening 202 (see fig. 1 to 6) at the other end thereof, and the elastic contact piece 23 and the elastic seal member 24 are fitted into the inner cavity of the cylindrical body 20 via the opening 202.
As shown in fig. 1 to 8, in the illustrated embodiment, the connection terminal 30 is soldered or crimped to the conductor 11 of the cable 10.
In another exemplary embodiment of the present invention, an electrical connection assembly is also disclosed, the electrical connection assembly mainly comprising: a bus bar (not shown), the charging terminal, and the nut 22. The bus bar has a flat end portion and a connection hole is formed on the flat end portion. The bolt 21 of the charging terminal passes through the connection hole on the flat end. A nut 22 is screwed onto the bolt 21 to fasten the conductive body 2 of the charging terminal to the flat end of the bus bar. In this embodiment, the charging terminal can be preassembled to the bus bar by means of the bolt 21. When the charging terminal is preassembled to the bus bar, the bolt 21 passes through the coupling hole of the bus bar but is not yet screwed with the nut 22. Therefore, in the later connection operation of the charging terminal, the operator only needs to connect the nut 22 to the bolt 21 to realize the connection operation of the charging terminal without performing the operation of aligning the connection hole on the bus bar with the screw hole of the nut 22, and the connection operation of the charging terminal is simplified. In this embodiment, the bus bar may be a linear bare conductor (e.g., an aluminum bar), and an end of the linear bare conductor is flattened to form a flattened end.
In another exemplary embodiment of the present invention, there is also disclosed a charging stand, including: a housing (not shown) and the charging terminal. The charging terminal is mounted in the housing.
In another exemplary embodiment of the present invention, there is also disclosed a method of connecting a charging terminal, including the steps of:
providing the charging terminal;
passing the bolt 21 of the charging terminal through the connection hole 31 of the bus bar or the cable assembly to preassemble the charging terminal to the bus bar or the cable assembly; and
a nut 22 is screwed to the bolt 21 to fasten the charging terminal to the bus bar or the cable assembly.
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 these 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 (20)

1. A charging terminal, comprising:
a conductive body; and
a bolt for fixedly connecting the conductive body to a bus bar or cable assembly, the bolt being pre-assembled to and retained on the conductive body to allow the charging terminal to be pre-assembled to the bus bar or cable assembly by the bolt,
when the charging terminal is pre-assembled to the bus bar or cable assembly, the bolt passes through the connection hole of the bus bar or cable assembly but is not yet fastened to the bus bar or cable assembly.
2. The charging terminal of claim 1, wherein:
the conductive main body comprises a bolt mounting hole, and the bolt penetrates through the bolt mounting hole and protrudes out of the conductive main body.
3. The charging terminal of claim 1, wherein:
the conductive body includes a hollow cylindrical body into which the bolt is fitted;
the bolt includes a cylindrical portion formed with an external thread, the cylindrical portion of the bolt protruding from one end of the cylindrical body.
4. The charging terminal of claim 3, wherein:
the cylinder has an end wall at one end thereof and an opening at the other end thereof, the bolt being fitted into the cylinder through the opening;
a bolt mounting hole is formed in an end wall of one end of the cylindrical body, and a columnar portion of the bolt protrudes from one end of the cylindrical body through the bolt mounting hole.
5. The charging terminal according to claim 4, characterized in that:
the bolt further includes a head portion that is received within the interior cavity of the cartridge and bears against the interior surface of the end wall of the cartridge.
6. The charging terminal of claim 5, wherein:
the bolt further includes a rivet between the head portion and the column portion, the rivet being riveted into a bolt mounting hole on an end wall of the cylindrical body to fix the bolt to the cylindrical body.
7. The charging terminal of claim 4, further comprising:
and the elastic sealing piece is installed in the inner cavity of the cylindrical body in an interference fit mode through the opening and abuts against the end face of the head of the bolt.
8. The charging terminal of claim 4, further comprising:
and the elastic contact piece is installed in the inner cavity of the cylindrical body through the opening and is used for elastically and electrically contacting with a mating terminal inserted into the cylindrical body.
9. The charging terminal of claim 8, wherein:
the elastic contact member includes:
two annular end portions; and
a plurality of resilient arms connected between the two annular ends and spaced circumferentially around the annular ends.
10. The charging terminal of claim 9, wherein:
mounting recesses for mounting the elastic contact pieces are formed on the inner surface of the cylindrical body, the mounting recesses having positioning steps that abut on end surfaces of the two annular end portions, respectively.
11. The charging terminal of claim 1, wherein:
the conductive body comprises a hollow cylindrical body, one end of the cylindrical body is flattened to form a flat connecting end, and a bolt mounting hole is formed in the flat connecting end;
the bolt includes:
a columnar portion formed with an external thread and passing through the flat connection end via the bolt mounting hole;
a head portion abutting on a surface of one side of the flat connection end; and
and a rivet portion located between the columnar portion and the head portion and riveted into the bolt mounting hole.
12. The charging terminal of claim 11, wherein:
the flat connection end is bent at a predetermined angle with respect to the axial direction of the cylindrical body.
13. The charging terminal of claim 11, further comprising:
the elastic contact piece is arranged in the inner cavity at the other end of the cylindrical body and is used for elastically and electrically contacting with a mating terminal inserted into the cylindrical body; and
the elastic sealing element is arranged in the inner cavity of the cylindrical body close to the flat connecting end in an interference fit mode;
the cylindrical body has an opening at the other end thereof, and the elastic contact piece and the elastic seal member are mounted into the inner cavity of the cylindrical body via the opening.
14. An electrical connection assembly, comprising:
a cable assembly including a cable and a connection terminal electrically connected to a conductor of the cable, the connection terminal having a flat end portion and having a connection hole formed thereon; and
the charging terminal of any one of claims 1-13, a bolt of the charging terminal passing through the connection hole.
15. The electrical connection assembly of claim 14, further comprising:
a nut screwed to the bolt to fasten the conductive body of the charging terminal to the connection terminal of the cable assembly.
16. The electrical connection assembly of claim 14, wherein:
the connection terminal is soldered or crimped to a conductor of the cable.
17. An electrical connection assembly, comprising:
a bus bar having a flat end portion and a connection hole formed on the flat end portion; and
the charging terminal of any of claims 1-13, wherein a bolt of the charging terminal passes through a connection hole on the flat end.
18. The electrical connection assembly of claim 17, further comprising:
a nut threaded onto the bolt to secure the conductive body of the charging terminal to the flat end of the bus bar.
19. The electrical connection assembly of claim 17, wherein:
the bus bar is a linear bare conductor, and the end of the linear bare conductor is flattened to form the flattened end.
20. A charging stand, comprising:
a housing; and
the charging terminal of any one of claims 1-13, mounted in the housing.
CN202221181410.7U 2022-05-17 2022-05-17 Charging terminal, charging seat and electric connection assembly Active CN217444649U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202221181410.7U CN217444649U (en) 2022-05-17 2022-05-17 Charging terminal, charging seat and electric connection assembly
KR1020230063163A KR20230160741A (en) 2022-05-17 2023-05-16 Charging terminal, charging seat and electrical connection assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221181410.7U CN217444649U (en) 2022-05-17 2022-05-17 Charging terminal, charging seat and electric connection assembly

Publications (1)

Publication Number Publication Date
CN217444649U true CN217444649U (en) 2022-09-16

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221181410.7U Active CN217444649U (en) 2022-05-17 2022-05-17 Charging terminal, charging seat and electric connection assembly

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KR (1) KR20230160741A (en)
CN (1) CN217444649U (en)

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KR20230160741A (en) 2023-11-24

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