CN212313295U - Electric motor car block terminal - Google Patents
Electric motor car block terminal Download PDFInfo
- Publication number
- CN212313295U CN212313295U CN202020483159.4U CN202020483159U CN212313295U CN 212313295 U CN212313295 U CN 212313295U CN 202020483159 U CN202020483159 U CN 202020483159U CN 212313295 U CN212313295 U CN 212313295U
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- box
- fuse
- copper bar
- relay
- connector
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Abstract
The utility model provides an electric vehicle distribution box, which comprises a box body, a box cover, an installation base, a fuse, a vent valve, a copper bar, a connector and a relay, wherein the box cover is pressed on a sealing surface of the box body in a sealing manner so as to form a sealing space at the inner sides of the box body and the box cover; the installation base is fixed in the inside of box, and copper bar, relay and fuse are fixed on the installation base, and relay, fuse and connector are connected with the copper bar electricity respectively, and fuse, copper bar and relay and box electrical isolation. The utility model provides an electric motor car block terminal seal effect poor and the inside components and parts security performance of box problem not enough.
Description
Technical Field
The utility model belongs to the technical field of electric motor car power distribution, especially, relate to an electric motor car block terminal.
Background
The power distribution box (PDU) is one of the important functions of an electric vehicle (a pure electric vehicle or a plug-in hybrid electric vehicle), and is responsible for high-voltage and high-current distribution. The quality of the distribution box directly influences the service life and the safety of the electric vehicle.
The existing distribution box comprises a sheet metal box body, a copper bar, a fuse, a PG head, a connector, an insulating column and the like. Through PG head, connector access and output power, because the panel beating box is the sheet metal component, cause the gas tightness poor easily, and the inside easy oxidation of structure. The distribution box is suitable for high-voltage products, internal electronic components are easy to break down, great potential safety hazards are caused, and the service life of the product is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the problem of the poor gas tightness of electric motor car block terminal among the prior art provides an electric motor car block terminal.
The utility model provides an electric vehicle distribution box, including box, case lid, installation base, fuse, breather valve, copper bar, connector and relay, the box is upper portion open-ended container, the upper portion open-ended edge of box forms the sealed face, the case lid is sealed the crimping and is in on the sealed face, in order to form the confined space in the inboard of box and case lid, installation base, fuse, copper bar and relay hold in the confined space, be provided with connector mounting hole and breather valve mounting hole on the lateral wall of box, the breather valve is installed in the breather valve mounting hole and is exposed the box, the breather valve is used for communicating the confined space with the outside atmosphere of electric vehicle distribution box, in order to keep the inside and outside atmospheric pressure balance of electric vehicle distribution box; the installation base is fixed the inside of box, copper bar, relay and fuse are fixed on the installation base, relay, fuse and connector respectively with the copper bar electricity is connected, fuse, copper bar and relay with box electrical isolation.
Optionally, be provided with a plurality of plastics stabilizer blades on the installation base, the copper bar is installed a plurality of on the plastics stabilizer blade, relay, fuse and connector are installed on the copper bar.
Optionally, a sealing strip is arranged on the sealing surface, and the box cover compresses the sealing strip.
Optionally, a plurality of threaded holes are formed in the sealing surface, and the box cover is fixedly connected to the box body through screws.
Optionally, the case is a die-cast case.
Optionally, the connector is provided with a plurality of connectors, the connector mounting hole is provided with a plurality of connectors, and the plurality of connectors are mounted in the plurality of connector mounting holes in a one-to-one correspondence.
According to the utility model provides an electric motor car block terminal, the sealed crimping of case lid is provided with installation base, fuse, copper bar and relay in the sealed space of the inboard formation of box and case lid on the sealed face that the upper portion open-ended edge of box formed, makes the box and electronic original devices such as copper bar, fuse and relay do electrical isolation through the installation base, and the product is more safe and reliable, improves and improves the life of product. The lateral wall of the box body is provided with the ventilation valve which is used for communicating the sealed space with the outside atmosphere of the electric vehicle distribution box, the air tightness of the distribution box is ensured, the balance of the air pressure inside and outside the electric vehicle distribution box can be kept, the internal elements of the distribution box are protected from being damaged by the environment, and the product quality is ensured. The electric vehicle distribution box can meet the standard element popularization requirement of enterprises or industries, so that the quality of the distribution box is improved, and the cost is reduced.
In addition, when the sealing strip is pressed by the box cover, excellent air tightness can be obtained, and the balance between the inside and the outside of the box body is kept through the air pressure valve. The product reaches the protection level of IP67, and the invasion of foreign matters such as external dust, silt and the like is completely blocked.
Drawings
Fig. 1 is a schematic structural diagram of a distribution box of an electric vehicle provided by the present invention.
The reference numerals in the specification are as follows:
1. an electric vehicle distribution box; 2. a box body; 3. installing a base; 4. a fuse; 5. a vent valve; 6. copper bars; 7. a connector; 8. a relay; 9. a sealing strip; 10. a threaded bore.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, the distribution box 1 for an electric vehicle provided by the embodiment of the present invention comprises a box body 2, a box cover (not shown in the drawings), a mounting base 3, a fuse 4, a vent valve 5, a copper bar 6, a connector 7 and a relay 8, the box body 2 is a container with an upper opening, the edge of the upper opening of the box body 2 forms a sealing surface, the box cover is in sealing pressure joint with the sealing surface, so as to form a sealed space at the inner sides of the box body 2 and the box cover, the installation base 3, the fuse 4, the copper bar 6 and the relay 8 are accommodated in the sealed space, the side wall of the box body 2 is provided with a connector mounting hole and a vent valve mounting hole, the vent valve 5 is arranged in the vent valve mounting hole and is exposed out of the box body 2, the ventilation valve 5 is used for communicating the sealed space with the external atmosphere of the electric vehicle distribution box 1 so as to keep the balance of the internal and external air pressures of the electric vehicle distribution box 1.
According to the embodiment of the utility model provides an electric motor car block terminal 1, the sealed crimping of case lid is provided with installation base 3, fuse 4, copper bar 6 and relay 8 in the sealed space of the inboard formation of box 2 and case lid on the sealed face that the upper portion open-ended edge formed, makes box 2 and electronic original devices such as copper bar 6, fuse 4 and relay 8 do electrical isolation through installation base 3, and the product is safe and reliable more, improves and improves the life of product. The lateral wall of the box body 2 is provided with the ventilation valve 5 which is used for communicating the sealed space with the outside atmosphere of the electric vehicle distribution box 1, the air tightness of the distribution box is ensured, the balance of the air pressure inside and outside the electric vehicle distribution box 1 can be kept, the internal elements of the distribution box are protected from being damaged by the environment, and the product quality is ensured. The electric vehicle distribution box can meet the standard element popularization requirement of enterprises or industries, so that the quality of the distribution box is improved, and the cost is reduced.
In addition, when the product needs to expand functions, effective function expansion can be carried out through replacement of devices such as the installation base 3, the fuse 4 and the relay 8, the universality of the electric vehicle distribution box 1 is improved, multiple vehicles can be shared, the cost of testing, developing and molding of new products is reduced, and the cost is greatly reduced.
In one embodiment, a plurality of plastic support legs are arranged on the mounting base 3, the copper bar 6 is mounted on the plurality of plastic support legs, and the relay 8, the fuse 4 and the connector 7 are mounted on the copper bar 6. The electrical isolation is achieved by a plurality of plastic feet.
In one embodiment, a sealing strip 9 is provided on the sealing surface, and the lid presses against the sealing strip 9. When the box cover presses the seal strip 9, excellent airtightness can be obtained, and the inside and outside of the box body are kept balanced by the breather valve 5. The product reaches the protection level of IP67, and the invasion of foreign matters such as external dust, silt and the like is completely blocked.
In one embodiment, the sealing surface is provided with a plurality of threaded holes 10, and the cover is fixedly connected to the case body through screws. So as to realize the stable connection of the box cover and the box body 2.
In one embodiment, the housing 2 is a die-cast housing. Change the panel beating box among the prior art into the die-casting box, structural strength is bigger, and the quality is better, has better gas tightness and security.
In one embodiment, the connector 7 is provided in plurality, the connector mounting hole is provided in plurality, and the connectors are mounted in the connector mounting holes in a one-to-one correspondence. The functional modes of single-input multiple-output, multiple-input single-output or multiple-input multiple-output and the like can be formed through different settings of the connector 7.
During actual assembly, connector 7, breather valve 5, sealing strip 9 pass through screw interconnect with box 2, and relay 8, fuse 4 and installation base 3 install into a module after with die-casting box interconnect, and the copper bar is with relay 8, fuse 4 and connector 7 interconnect at last.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it. Although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: modifications of the technical solutions described in the embodiments or equivalent replacements of some technical features may still be made. Such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides an electric motor car block terminal which characterized in that: the electric vehicle distribution box comprises a box body, a box cover, a mounting base, a fuse, a vent valve, a copper bar, a connector and a relay, wherein the box body is a container with an upper opening, the edge of the upper opening of the box body forms a sealing surface, the box cover is in sealing press connection with the sealing surface so as to form a sealing space on the inner sides of the box body and the box cover, the mounting base, the fuse, the copper bar and the relay are accommodated in the sealing space, a connector mounting hole and a vent valve mounting hole are formed in the side wall of the box body, the vent valve is mounted in the vent valve mounting hole and exposed out of the box body, and the vent valve is used for communicating the sealing space with the external atmosphere of the electric vehicle distribution box so as to keep the balance of the internal; the installation base is fixed the inside of box, copper bar, relay and fuse are fixed on the installation base, relay, fuse and connector respectively with the copper bar electricity is connected, fuse, copper bar and relay with box electrical isolation.
2. The electrical vehicle distribution box of claim 1, wherein: the installation base is provided with a plurality of plastic support legs, the copper bar is installed in a plurality of on the plastic support leg, relay, fuse and connector are installed on the copper bar.
3. The electrical vehicle distribution box of claim 1, wherein: and the sealing surface is provided with a sealing strip, and the box cover compresses the sealing strip.
4. The electrical vehicle distribution box according to any of claims 1 to 3, wherein: the sealing surface is provided with a plurality of threaded holes, and the box cover is fixedly connected to the box body through screws.
5. The electrical vehicle distribution box according to any of claims 1 to 3, wherein: the box body is a die-casting box body.
6. The electrical vehicle distribution box according to any of claims 1 to 3, wherein: the connector is provided with a plurality ofly, the connector mounting hole is provided with a plurality ofly, and is a plurality of the connector is installed in a plurality of one-to-one in the connector mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020483159.4U CN212313295U (en) | 2020-04-03 | 2020-04-03 | Electric motor car block terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020483159.4U CN212313295U (en) | 2020-04-03 | 2020-04-03 | Electric motor car block terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212313295U true CN212313295U (en) | 2021-01-08 |
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ID=74020081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020483159.4U Active CN212313295U (en) | 2020-04-03 | 2020-04-03 | Electric motor car block terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212313295U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113036627A (en) * | 2021-03-15 | 2021-06-25 | 奇瑞新能源汽车股份有限公司 | Distribution box of vehicle and vehicle |
-
2020
- 2020-04-03 CN CN202020483159.4U patent/CN212313295U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113036627A (en) * | 2021-03-15 | 2021-06-25 | 奇瑞新能源汽车股份有限公司 | Distribution box of vehicle and vehicle |
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