CN216942702U - A waterproof pencil of charging and discharging for new forms of energy car power battery - Google Patents
A waterproof pencil of charging and discharging for new forms of energy car power battery Download PDFInfo
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- CN216942702U CN216942702U CN202220037955.4U CN202220037955U CN216942702U CN 216942702 U CN216942702 U CN 216942702U CN 202220037955 U CN202220037955 U CN 202220037955U CN 216942702 U CN216942702 U CN 216942702U
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- waterproof
- power cable
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- charging
- discharging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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Abstract
The utility model discloses a charging and discharging waterproof wire harness for a new energy vehicle power battery, which comprises: a fast charge-discharge interface; a first end of the positive waterproof power cable is connected with the fast charging and discharging interface, and a second end of the positive waterproof power cable is connected with a copper nose; a first end of the negative waterproof power cable is connected with the quick charge-discharge interface, and a second end of the negative waterproof power cable is connected with a copper nose; the first end of waterproof signal cable with quick charge-discharge interface connection, the second end of waterproof signal cable is connected with the connector.
Description
Technical Field
The utility model relates to the technical field of charging and discharging of a power battery of a new energy vehicle, in particular to a charging and discharging waterproof wire harness for the power battery of the new energy vehicle.
Background
With the development of economic society, global resources are continuously in short supply, and with the pressure of environmental protection requirements, new energy vehicles are generally popular in domestic and foreign markets by virtue of the advantages of clean energy of the new energy vehicles. In recent years, new energy automobiles are developed rapidly, and new-generation engineering vehicles powered by lithium batteries are gradually and widely applied to occasions such as storage, transportation and the like to replace traditional fuel vehicles so as to meet the requirement of clean production. Meanwhile, the requirements on the charging and discharging waterproof wire harness for the power battery of the new energy vehicle are gradually improved.
In view of this, this utility model is especially proposed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides a charging and discharging waterproof wire harness for a power battery of a new energy vehicle.
The technical scheme of the utility model is realized as follows:
a waterproof pencil of charging and discharging for new forms of energy car power battery includes:
a fast charge-discharge interface;
a first end of the positive waterproof power cable is connected with the fast charging and discharging interface, and a second end of the positive waterproof power cable is connected with a copper nose;
a first end of the negative waterproof power cable is connected with the quick charge-discharge interface, and a second end of the negative waterproof power cable is connected with a copper nose;
the first end of waterproof signal cable with quick charge-discharge interface connection, the second end of waterproof signal cable is connected with the connector.
Further, the positive waterproof power cable comprises a power cable body; the first end of the power cable body is connected with a terminal, and a double-wall heat-shrinkable sleeve is sleeved at the connection part; the second end of the power cable body is connected with a copper nose, and a double-wall heat-shrinkable sleeve is sleeved at the joint; the power cable body overcoat is equipped with bellows and cable water joint.
Further, the negative waterproof power cable comprises a power cable body; the first end of the power cable body is connected with a terminal, and a double-wall heat-shrinkable sleeve is sleeved at the connection part; the second end of the power cable body is connected with a copper nose, and a double-wall heat-shrinkable sleeve is sleeved at the joint; the power cable body overcoat is equipped with bellows and cable water joint.
Further, the waterproof signal cable comprises a single wire and a stranded wire.
Furthermore, the first ends of the single wire and the stranded wire are both connected with terminals, and a double-wall heat-shrinkable sleeve is sleeved at the joint; the second ends of the single wire and the stranded wire are connected with connectors; the single wire and the stranded wire outer sleeve are provided with a corrugated pipe and a cable waterproof joint.
Furthermore, 704 silica gel is coated outside the single wire and the stranded wire, a cloth-based adhesive tape is wound outside the single wire and the stranded wire, and the corrugated pipe and the waterproof cable joint are sleeved outside the cloth-based adhesive tape.
The beneficial effects of the utility model are: 1. the waterproof signal cable is connected with a BMS controller of the new energy vehicle through the connector, and signals such as battery voltage, temperature and the like are instantly transmitted to the BMS controller, so that charging and discharging intellectualization is realized; 2. the positive waterproof power cable and the negative waterproof power cable are waterproof through the double-wall heat-shrinkable sleeve and the cable waterproof joint; 3. the waterproof signal cable is waterproof by smearing the 704 silica gel, winding the cloth base adhesive tape and matching with the waterproof cable connector.
Drawings
Fig. 1 is a structural view of a charging and discharging waterproof wire harness of the present embodiment;
fig. 2 is a structural view of the positive waterproof power cable and the negative waterproof power cable of fig. 1;
FIG. 3 is a cross-sectional view of the cable of FIG. 2 at the watertight joint;
FIG. 4 is a block diagram of the waterproof signal cable of FIG. 1;
fig. 5 is a cross-sectional view of the cable watertight joint of fig. 4.
In the figure: 1-quick charge and discharge interface, 2-positive pole waterproof power cable, 3-negative pole waterproof power cable, 4-waterproof signal cable, 5-copper nose, 6-connector, 7-terminal, 8-double-wall heat-shrinkable sleeve, 9-corrugated pipe, 10-cable waterproof connector, 11-704 silica gel and 12-cloth-based adhesive tape.
Detailed Description
In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application.
The first embodiment is as follows:
a charge-discharge waterproof wire harness for a new energy vehicle power battery includes: quick charge-discharge interface 1, anodal waterproof power cable 2, the waterproof power cable of negative pole 3 and waterproof signal cable 4.
A first end of the positive waterproof power cable 2 is connected with the rapid charge and discharge interface 1, and a second end of the positive waterproof power cable 2 is connected with a copper nose 5;
a first end of the negative waterproof power cable 3 is connected with the rapid charge and discharge interface 1, and a second end of the negative waterproof power cable 3 is connected with a copper nose 5;
the first end of waterproof signal cable 4 with quick charge-discharge interface 1 is connected, the second end of waterproof signal cable 4 is connected with connector 6.
In this embodiment, the positive waterproof power cable 2 and the negative waterproof power cable 3 have the same structure, and both include a power cable body; a terminal 7 is connected to a first end of the power cable body, and a double-wall heat-shrinkable sleeve 8 is sleeved at the connection position, wherein the first end of the power cable body is the first end of the positive waterproof power cable 2 and the first end of the negative waterproof power cable 3, and the terminal 7 is used for connecting the quick charge and discharge interface 1; the second end of the power cable body is connected with a copper nose 5, and a double-wall heat-shrinkable sleeve 8 is sleeved at the joint of the copper nose and the copper nose, wherein the second end of the power cable body is the second end of the positive waterproof power cable 2 and the second end of the negative waterproof power cable 3, and the copper nose 5 is used for being connected with a charging port of a new energy vehicle; the power cable body is sleeved with a corrugated pipe 9 and a cable waterproof connector 10.
The manufacturing process of the positive waterproof power cable 2 and the negative waterproof power cable 3 comprises the following steps of purchasing cables outside and blanking the cables to required lengths as required, namely the power cable body; then stripping the insulating sheaths at the two ends of the power cable body; then, the first end of the power cable body is in compression joint with the terminal 7, and the joint of the terminal 7 and the power cable is sleeved with the double-wall heat-shrinkable sleeve 8 and is subjected to heat shrinkage; then the second end of the power cable body is connected with the copper nose 5, the joint of the copper nose 5 and the power cable is sleeved with the double-wall heat-shrinkable sleeve 8, and the double-wall heat-shrinkable sleeve is subjected to heat shrinkage; and then the corrugated pipe 9 and the cable waterproof joint 10 are sleeved outside the power cable body to finish the manufacture.
In the present embodiment, the waterproof signal cable 4 includes a single wire and a twisted wire.
In this embodiment, the first ends of the single wire and the stranded wire are both connected with a terminal 7, and a double-wall heat-shrinkable sleeve 8 is sleeved at the connection position, the first ends of the single wire and the stranded wire are the first ends of the waterproof signal cable 4, and the terminal 7 is used for connecting the quick charge-discharge interface 1; the second ends of the single wire and the stranded wire are both connected with a connector 6, the second ends of the single wire and the stranded wire are the second ends of the waterproof signal cables 4, and the connectors 6 are used for connecting a BMS controller of a new energy vehicle; the single wire and the stranded wire are sleeved with a corrugated pipe 9 and a cable waterproof joint 10.
In this embodiment, 704 silica gel 11 is smeared outside the single wire and the stranded wire, and the single wire and the stranded wire are wound with a cloth-based adhesive tape 12, the corrugated pipe 9 and the cable waterproof joint 10 are sleeved outside the cloth-based adhesive tape 12.
The manufacturing process of the waterproof signal cable 4 comprises the following steps of purchasing a cable outside, blanking the cable into required lengths according to requirements, namely the single wire and the stranded wire, and then stripping insulating sheaths at two ends of the single wire and the stranded wire; then, respectively crimping the first ends of the single wire and the stranded wire with the terminal 7, sleeving the double-wall heat-shrinkable sleeve 8 at the joint of the terminal 7 and the single wire and the stranded wire, and performing heat shrinkage; then smearing 704 the silica gel 11 on the positions, close to the single wire and the stranded wire, close to the second end along the axial direction; then integrally winding the single wire and the stranded wire by using the cloth-based adhesive tape 12, wherein the section of the wound single wire and the wound stranded wire is circular; then standing for 30 minutes to solidify the 704 silica gel; then the corrugated pipe 9 and the cable waterproof joint 10 are sleeved outside the cloth-based adhesive tape 12; and then the second ends of the single wires and the stranded wires are respectively arranged in the connector 6 to finish the manufacture.
The embodiment has the following beneficial effects: 1. the waterproof signal cable 4 is connected with a BMS controller of the new energy vehicle through the connector 6, and instantly transmits signals such as battery voltage and temperature to the BMS controller so as to realize charging and discharging intellectualization; 2. the positive waterproof power cable 2 and the negative waterproof power cable 3 are waterproof through the double-wall heat-shrinkable sleeve 8 and the cable waterproof joint 10; 3. the waterproof signal cable 4 is coated with 704 silica gel and wound around the cloth-based adhesive tape 11, and is matched with the waterproof cable joint 10 to realize waterproofness.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. The utility model provides a waterproof pencil of charge-discharge for new forms of energy car power battery which characterized in that includes:
a fast charge-discharge interface;
a first end of the positive waterproof power cable is connected with the fast charging and discharging interface, and a second end of the positive waterproof power cable is connected with a copper nose;
a first end of the negative waterproof power cable is connected with the quick charge-discharge interface, and a second end of the negative waterproof power cable is connected with a copper nose;
the first end of waterproof signal cable with quick charge-discharge interface connection, the second end of waterproof signal cable is connected with the connector.
2. The charging and discharging waterproof wire harness for the new energy vehicle power battery according to claim 1, wherein the positive waterproof power cable includes a power cable body; the first end of the power cable body is connected with a terminal, and a double-wall heat-shrinkable sleeve is sleeved at the connection part; the second end of the power cable body is connected with a copper nose, and a double-wall heat-shrinkable sleeve is sleeved at the joint; the power cable body overcoat is equipped with bellows and cable water joint.
3. The charging and discharging waterproof wire harness for the new energy vehicle power battery according to claim 1, wherein the negative waterproof power cable includes a power cable body; the first end of the power cable body is connected with a terminal, and a double-wall heat-shrinkable sleeve is sleeved at the connection part; the second end of the power cable body is connected with a copper nose, and a double-wall heat-shrinkable sleeve is sleeved at the joint; the power cable body overcoat is equipped with bellows and cable water joint.
4. The charging and discharging waterproof wire harness for the new energy vehicle power battery according to claim 1, wherein the waterproof signal cable comprises a single wire and a stranded wire.
5. The charging and discharging waterproof wire harness for the new energy vehicle power battery according to claim 4, wherein the first ends of the single wires and the stranded wires are connected with terminals, and a double-wall heat-shrinkable sleeve is sleeved at the connection part; the second ends of the single wire and the stranded wire are connected with connectors; the single wire and the stranded wire outer sleeve are provided with a corrugated pipe and a cable waterproof joint.
6. The charging and discharging waterproof wire harness for the new energy vehicle power battery according to claim 5, wherein 704 silica gel is coated outside the single wires and the stranded wires, a cloth-based adhesive tape is wound outside the single wires and the stranded wires, and the corrugated pipe and the cable waterproof joint are sleeved outside the cloth-based adhesive tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220037955.4U CN216942702U (en) | 2022-01-09 | 2022-01-09 | A waterproof pencil of charging and discharging for new forms of energy car power battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220037955.4U CN216942702U (en) | 2022-01-09 | 2022-01-09 | A waterproof pencil of charging and discharging for new forms of energy car power battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216942702U true CN216942702U (en) | 2022-07-12 |
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ID=82315458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220037955.4U Active CN216942702U (en) | 2022-01-09 | 2022-01-09 | A waterproof pencil of charging and discharging for new forms of energy car power battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216942702U (en) |
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2022
- 2022-01-09 CN CN202220037955.4U patent/CN216942702U/en active Active
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