CN219321785U

CN219321785U - Heavy current coupling assembling for new forms of energy storage system

Info

Publication number: CN219321785U
Application number: CN202320424654.1U
Authority: CN
Inventors: 周豪良
Original assignee: SHANGHAI WEIMAO ELECTRONIC CO Ltd
Current assignee: SHANGHAI WEIMAO ELECTRONIC CO Ltd
Priority date: 2023-03-08
Filing date: 2023-03-08
Publication date: 2023-07-07
Anticipated expiration: 2033-03-08

Abstract

The utility model belongs to the technical field of plugs of new energy automobiles, and particularly discloses a high-current connecting assembly for a new energy storage system, which comprises a plug shell, a connecting wire and a connector, wherein the plug shell comprises an upper shell and a lower shell; the upper shell is provided with a U-shaped raised line, guide posts are symmetrically arranged on the inner side of the U-shaped strip, guide posts are also arranged on the two sides of the opening end of the U-shaped strip, two symmetrical limit posts are arranged on the outer side of the U-shaped strip, and hook-shaped protruding blocks are arranged below the guide posts on the two sides of the opening end of the U-shaped strip and above the middle of the top of the U-shaped strip; the lower shell is provided with a corresponding groove; a limit frame is arranged in the plug shell, a groove on the limit frame is used for placing a cable, an outer coating is wrapped outside the cable, one end of the cable is a flag-shaped terminal, the other end of the cable is a sheet-shaped terminal, and a terminal soft sheath is arranged at the joint of the flag-shaped terminal and the cable; the size of the terminal soft sheath can be just embedded in the cylindrical conduit of the connector.

Description

Heavy current coupling assembling for new forms of energy storage system

Technical Field

The utility model relates to the technical field of charging plugs of new energy automobiles, in particular to a high-current connecting component for a new energy storage system.

Background

The electric automobile uses the electric energy stored by the vehicle-mounted battery as the power for running, but the energy density and the power density of the power battery are far lower than those of gasoline and diesel, so that the running mileage of the electric automobile for one-time charging is relatively short, and the electric automobile is limited by the use characteristics of the battery and needs to be charged frequently. Therefore, the charging port structure of the electric vehicle is an important structure in the electric vehicle, and the performance of the charging port directly influences the normal use and the use safety of the charging port of the electric vehicle. The existing charging plug assembly of the new energy automobile has a certain safety problem, and the charging plug assembly is easy to enter ash and water at the joint, so that the service life is reduced; after a period of use, the connector is plugged and pulled out for many times, so that the connector is easy to loosen and fall off; the structure is complicated, and the installation is more troublesome and the compactness is relatively poor, inconvenient installation and dismantlement.

Disclosure of Invention

The utility model aims to provide a high-current connecting component for a new energy storage system, which is used for solving the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the high-current connecting assembly for the new energy storage system comprises a plug shell, a connecting wire and a connector, wherein the plug shell comprises an upper shell and a lower shell; the upper shell is provided with a U-shaped raised line, guide posts are symmetrically arranged on the inner side of the U-shaped strip, guide posts are also arranged on the two sides of the opening end of the U-shaped strip, two symmetrical limit posts are arranged on the outer side of the U-shaped strip, and hook-shaped protruding blocks are arranged below the guide posts on the two sides of the opening end of the U-shaped strip and above the middle of the top of the U-shaped strip; the lower shell is provided with a U-shaped groove, the inner side of the U-shaped groove is symmetrically provided with a guide groove, the two sides of the opening end of the U-shaped groove are also provided with guide grooves, the outer side of the U-shaped groove is provided with two symmetrical arc-shaped grooves, and wedge-shaped lugs are arranged below the guide grooves on the two sides of the opening end of the U-shaped groove and above the middle of the top of the U-shaped groove; a limit frame is arranged in the plug shell, a groove on the limit frame is used for placing a cable, an outer coating is wrapped outside the cable, one end of the cable is a flag-shaped terminal, the other end of the cable is a sheet-shaped terminal, and a terminal soft sheath is arranged at the joint of the flag-shaped terminal and the cable; the size of the terminal soft sheath can be just embedded in the cylindrical conduit of the connector.

Preferably, the U-shaped strip of the upper shell corresponds to the U-shaped groove of the lower shell, the guide post of the upper shell corresponds to the guide groove of the lower shell, and the limit post of the upper shell corresponds to the arc-shaped groove of the lower shell.

Preferably, when the upper shell and the lower shell are buckled together, the hook-shaped protruding block of the upper shell just abuts against the wedge-shaped protruding block of the lower shell.

Preferably, the connecting wire is provided with an outer coating layer, and a polyethylene sheath is arranged outside the metal wire of the cable.

Preferably, the flag-shaped terminal of the connecting wire is arranged at the plug end, and the sheet-shaped terminal is arranged at the connecting end.

Preferably, the connecting wire is provided with a protective sleeve near the connecting head end.

Compared with the prior art, the utility model has the beneficial effects that: 1. the structure is simple, high-performance engineering plastics are adopted, and the product strength is high; 2. the encapsulation injection molding is easy to realize, the product structure after encapsulation is firm, and the waterproof sealing performance is better; 3. the installation is convenient and reliable, and a fool-proof structure is arranged; 4. the plug shell can be disassembled and assembled, so that the plug is convenient to replace.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

fig. 3 is a schematic view of the structure of the part plug housing 1 of the present utility model;

FIG. 4 is a schematic view of the lower housing 12 of the present utility model;

FIG. 5 is a schematic view of the upper housing 11 of the component of the present utility model;

FIG. 6 is a rear view of the part connector 6 of the present utility model;

fig. 7 is a main view of the component connection head 6 of the present utility model.

In the figure: 1. a plug housing; 11. an upper housing; 1101. a limit column; 1102. hook-type protruding blocks; 1103. u-shaped raised strips; 1104. a guide post; 12. a lower housing; 1201. an arc-shaped groove; 1202. wedge-shaped protruding blocks; 1203. a U-shaped groove; 1204. a guide groove; 2. a limiting frame; 3. a connecting wire; 301. an outer coating layer; 302. a cable; 303. a tab terminal; 304. flag-shaped terminals; 4. a protective sleeve; 5. a terminal soft sheath; 6. and (5) a connector.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-7, the present utility model provides a technical solution: the high-current connecting assembly for the new energy storage system comprises a plug shell 1, a connecting wire 3 and a connector 6, wherein the plug shell 1 comprises an upper shell 11 and a lower shell 12; the upper housing 11 is provided with a U-shaped protruding strip 1103, guide posts 1104 are symmetrically arranged on the inner side of the U-shaped protruding strip 1103, guide posts 1104 are also arranged on two sides of the opening end of the U-shaped protruding strip 1103, two symmetrical limiting posts 1101 are arranged on the outer side of the U-shaped protruding strip 1103, and a hook-shaped protruding block 1102 is arranged below the guide posts 1104 on two sides of the opening end of the U-shaped protruding strip 1103 and above the middle of the top of the U-shaped protruding strip 1103; the lower shell 12 is provided with a U-shaped groove 1203, the inner side of the U-shaped groove 1203 is symmetrically provided with a guide groove 1204, the two sides of the opening end of the U-shaped groove 1203 are also provided with guide grooves 1204, the outer side of the U-shaped groove 1203 is provided with two symmetrical arc-shaped grooves 1201, and wedge-shaped lugs 1202 are arranged below the guide grooves 1204 on the two sides of the opening end of the U-shaped groove 1203 and above the middle of the top of the U-shaped groove 1203; a limiting frame 2 is arranged in the plug shell 1, a groove on the limiting frame 2 is used for placing a cable 302, an outer coating 301 is wrapped outside the cable 302, one end of the cable 302 is a flag-shaped terminal 304, the other end of the cable 302 is a sheet-shaped terminal 303, and a terminal soft sheath 5 is arranged at the joint of the flag-shaped terminal 304 and the cable 302; the size of the terminal soft sheath 5 can be just embedded in the cylindrical conduit of the connector 6, and the terminal soft sheath 5 seals the opening of the connector 6 to play a waterproof role.

Further, the U-shaped protruding strips 1103 of the upper housing 11 are correspondingly engaged with the U-shaped grooves 1203 of the lower housing 12, the guide posts 1104 of the upper housing 11 are correspondingly engaged with the guide grooves 1204 of the lower housing 12, the limit posts 1101 of the upper housing 11 are correspondingly engaged with the arc-shaped grooves 1201 of the lower housing 12, and the plug housing 1 can be tightly buckled to play a waterproof role, so that a short circuit or corrosion caused by water inflow of cables and terminals in the housing is prevented.

Further, when the upper housing 11 and the lower housing 12 are fastened together, the hook-shaped protrusion 1102 of the upper housing 11 just abuts against the wedge-shaped protrusion 1202 of the lower housing 12, and the detachable design facilitates the replacement of the connector.

Furthermore, the connecting wire 3 is provided with an outer coating 301, a layer of polyethylene sheath is arranged outside the metal wire of the cable 302, and the double-layer protection is waterproof and high-temperature-resistant, so that the damage risk of the connecting wire is reduced.

Further, the flag-shaped terminal 304 of the connecting wire 3 is disposed at the plug end, and the tab-shaped terminal 303 is disposed at the connection head end.

Further, the connecting wire 3 is provided with the protective sheath 4 near the connecting head end, the outer coating 301 of connecting wire 3 is lived to the wide head parcel of protective sheath 4, and cable 302 is lived to the thin head parcel, sets up the protective sheath and prevents that the metal wire in the junction cable from taking place to buckle fracture and damage.

Working principle: the utility model provides a high-current connecting component for a new energy storage system, which comprises a plug shell 1, a connecting wire 3 and a connector 6, wherein the connector 6 is inserted into a charging port of an automobile when the high-current connecting component is used, and the end of the plug shell 1 is connected to a power socket; the plug housing 1 and the connector 6 adopt an injection molding process, so that the accuracy of details of parts is ensured, the plug housing 1 can be tightly buckled to play a waterproof role, a cable and a terminal in the housing are prevented from being short-circuited or rusted due to water inlet, the connector is convenient to replace by a detachable design, and an injection molding material is resistant to Gao Wenbu and easy to deform.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a new forms of energy storage system is with heavy current coupling assembling which characterized in that: the plug comprises a plug shell (1), a connecting wire (3) and a connector (6), wherein the plug shell (1) comprises an upper shell (11) and a lower shell (12); the upper shell (11) is provided with a U-shaped raised line (1103), the inner side of the U-shaped raised line (1103) is symmetrically provided with guide posts (1104), the two sides of the opening end of the U-shaped raised line (1103) are also provided with guide posts (1104), the outer side of the U-shaped raised line (1103) is provided with two symmetrical limit posts (1101), and hook-shaped protruding blocks (1102) are arranged below the guide posts (1104) on the two sides of the opening end of the U-shaped raised line (1103) and above the middle of the top of the U-shaped raised line (1103); the lower shell (12) is provided with a U-shaped groove (1203), the inner side of the U-shaped groove (1203) is symmetrically provided with a guide groove (1204), the two sides of the opening end of the U-shaped groove (1203) are also provided with guide grooves (1204), the outer side of the U-shaped groove (1203) is provided with two symmetrical arc-shaped grooves (1201), and wedge-shaped lugs (1202) are arranged below the guide grooves (1204) on the two sides of the opening end of the U-shaped groove (1203) and above the middle of the top of the U-shaped groove (1203); a limit frame (2) is arranged in the plug shell (1), a groove on the limit frame (2) is used for placing a cable (302), an outer coating layer (301) is wrapped outside the cable (302), one end of the cable (302) is a flag-shaped terminal (304), the other end of the cable is a sheet-shaped terminal (303), and a terminal soft sheath (5) is arranged at the joint of the flag-shaped terminal (304) and the cable (302); the size of the terminal soft sheath (5) can be just embedded in the cylindrical conduit of the connector (6).

2. The high-current connection assembly for a new energy storage system according to claim 1, wherein: the U-shaped protruding strip (1103) of the upper shell (11) is correspondingly matched with the U-shaped groove (1203) of the lower shell (12), the guide column (1104) of the upper shell (11) is correspondingly matched with the guide groove (1204) of the lower shell (12), and the limit column (1101) of the upper shell (11) is correspondingly matched with the arc-shaped groove (1201) of the lower shell (12).

3. The high-current connection assembly for a new energy storage system according to claim 1, wherein: when the upper shell (11) and the lower shell (12) are buckled together, the hook-shaped protruding block (1102) of the upper shell (11) just abuts against the wedge-shaped protruding block (1202) of the lower shell (12).

4. The high-current connection assembly for a new energy storage system according to claim 1, wherein: the connecting wire (3) is provided with an outer coating layer (301), and a polyethylene sheath is arranged outside the metal wire of the cable (302).

5. The high-current connection assembly for a new energy storage system according to claim 1, wherein: the flag-shaped terminal (304) of the connecting wire (3) is arranged at the plug end, and the sheet-shaped terminal (303) is arranged at the connecting head end.

6. The high-current connection assembly for a new energy storage system according to claim 1, wherein: the connecting wire (3) is provided with a protective sleeve (4) close to the connecting head end.