CN107394713A - Meet IP67 high-voltage connecting line box with shielding - Google Patents
Meet IP67 high-voltage connecting line box with shielding Download PDFInfo
- Publication number
- CN107394713A CN107394713A CN201710854488.8A CN201710854488A CN107394713A CN 107394713 A CN107394713 A CN 107394713A CN 201710854488 A CN201710854488 A CN 201710854488A CN 107394713 A CN107394713 A CN 107394713A
- Authority
- CN
- China
- Prior art keywords
- cover
- sealing gasket
- metab
- shielding
- metal cover
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/088—Dustproof, splashproof, drip-proof, waterproof, or flameproof casings or inlets
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Cable Accessories (AREA)
Abstract
The present invention relates to lithium ion battery case technical field, more particularly to a kind of shielding of band to meet IP67 high-voltage connecting line box, including cover assembly and base assembly；The cover assembly includes upper metal cover, upper vinyl cover and upper sealing gasket and upper shading ring；The upper sealing gasket is embedded into the upper vinyl cover, and the upper vinyl cover is fixed in metal cover, and the upper shading ring is embedded into the upper metal cover；The base assembly includes lower plastic feet, lower metab, lower seal pad and lower shading ring；In the lower plastic feet of lower seal pad insertion, the lower plastic feet is fixed in lower metab, and the lower shading ring insertion is arranged on lower metab；The upper metal cover and lower metab are connected and fixed by fixing bolt.The present invention is directed to the reliable connected mode of high-voltage line electric connection technology, and technique is simple, cost is cheap, and structure is reliable, improves reliability of battery system and security.
Description
Technical field
The present invention relates to lithium ion battery case technical field, more particularly to a kind of shielding of band to meet IP67 high-voltage connection
Box.
Background technology
In electric car industry, pure electronic and hybrid power proposes more and more higher to high pressure connection end at electrokinetic cell system
Requirement, the shielding of high-voltage connecting line box and the protection of IP grades turn into the problem captured of industry domestic demand.It is presently used for new-energy automobile
The connector of the high voltage power line connection of electrokinetic cell industry or fixed seat etc product, these connectors are outside, not only
Water proof and dust proof effect is poor, and easily produces electromagnetic interference, and the normal operation to miscellaneous part brings potential safety hazard.Prior art
In disclose a kind of electric car high voltage distribution box, its structure is：Box body with closing cap, high pressure guarantor is provided with the box body
Dangerous piece, D.C. contactor, relay, pre-charge resistance and low pressure safety plate；High input voltage is provided with the D.C. contactor
Terminal, high voltage output terminal, low pressure, input end and low voltage outlet terminals；High-voltage insurance piece includes input adapter and output connects
Head, the input adapter are used to connect external high pressure cable, and the out splice going splice is used for the high voltage input terminal with D.C. contactor
Son is connected.The patent shortcoming is as follows：Overall tightness is poor, and water and dust easily enter housing from the position of binding post
Inside, IP67 degree of protection is not reached；The electromagnetic interference of outside can not be prevented.
The content of the invention
It is an object of the invention to overcome the shortcomings of above-mentioned technology, and provide the high-voltage connection that a kind of band shielding meets IP67
Box, improve degree of protection, prevent electromagnetic interference.
The present invention to achieve the above object, using following technical scheme：
A kind of band shielding meets IP67 high-voltage connecting line box, it is characterised in that：Including cover assembly, base assembly, it is total just
Negative copper bar and shielding power line；The cover assembly includes upper metal cover, upper vinyl cover and upper sealing gasket and upper shading ring；Institute
Stating base assembly includes lower plastic feet, lower metab, lower seal pad and lower shading ring；The upper sealing gasket and lower seal pad
Middle part be respectively provided with the through hole passed through for shielding power line, the side of upper and lower sealing gasket is parallel plane, and opposite side is set
There is the semi arch being outwards recessed, the semi arch is embedded into the shielding power line surfaces mate, the upper sealing gasket
In the upper vinyl cover, the upper vinyl cover is fixed in metal cover；It is described in the lower plastic feet of lower seal pad insertion
Lower plastic feet is fixed in lower metab, and the hexagonal groove for being used for fixing hex bolts is provided with the lower plastic feet,
The bar hole for being used for passing through total positive and negative copper bar is provided with the side of the hexagonal groove；The shape of total positive and negative copper bar is in L
Shape, the upper and lower part of total positive and negative copper bar all carry connecting hole, and total positive and negative copper bar bottom is inserted into the bar hole, hexagonal spiral shell
The bottom of bolt is placed in the connecting hole that the hexagonal groove internal upper part passes through total positive and negative copper bar top, by flange nut by the screen
The one end and total positive and negative copper bar for covering power line are fixed together；The upper shading ring and lower shading ring are symmetrical semicircle
Shape, one end of upper and lower metal cover is embedded in respectively, upper and lower shading ring fits snugly in the shielding after upper and lower metal cover fastens
Around power line；The upper metal cover and lower metab are connected and fixed by fixing bolt.
Preferably, the both sides of the upper vinyl cover and lower vinyl cover are respectively equipped with buckle, and the buckle is set with corresponding respectively
The neck put on upper and lower metal cover coordinates.
Preferably, the semicircle ring body made of using 0.3mm phosphor-coppers is formed the upper and lower shading ring respectively, semicircular ring
The both ends of body are respectively provided with the back-off fixed with upper and lower metal cover, and the back of semicircle ring body caves inward to form arc
Shape is raised, and several bar-shaped troughs are arranged at intervals with the middle part of arc convex.
Preferably, positioning convex is respectively equipped with around the upper and lower sealing, the positioning convex is each passed through upper and lower
Positioning hole on vinyl cover is fixed with upper and lower vinyl cover.
Preferably, the upper sealing gasket and lower seal pad use silica gel, and are handled through Teflon.
Preferably, the lower metab posts sealing gasket with casing mounting surface, and sealing gasket is medium hardness foamed silica gel.
Preferably, the lower metab needs overall plastic-spraying, and anti-corrosion electro-conductive lacquer layer is coated with casing contact surface.The present invention
Beneficial effect be:1) the technical scheme global design is ingenious, compact-sized, and it is added on the inside of lid, lower seal pad, improves
The classification of waterproof of terminal box, can reach IP67 grades.2) the terminal box shield effectiveness raising very bigger than prior art some,
And the wire clamp for fixing cable uses total positive and negative copper bar of L-shaped, and it is fixed in corresponding lower vinyl cover, can heightens significantly always just
Negative copper bar and the bonding strength for shielding power line, cut that sealing is very good, and conveniently moving and replacing are economical and practical；3) technology
Scheme improves the reliability of equipment normal operation；4) technical scheme eliminates great personal safety hidden danger；5) technical scheme
Cost is relatively low, is easy to further genralrlization application.
Brief description of the drawings
Fig. 1 is general assembly exploded perspective view of the present invention；
Fig. 2 is shading ring schematic diagram of the present invention；
Fig. 3 is total positive and negative copper bar assembling schematic diagram of the invention；
Fig. 4 is cover assembly assembling schematic diagram of the present invention；
Fig. 5 is base assembly front view of the present invention；
Fig. 6 is base assembly assembling schematic diagram of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment describes the embodiment of the present invention in detail.A kind of as shown in figure 1, band
Shielding meets IP67 high-voltage connecting line box, including cover assembly, base assembly, total positive and negative copper bar 9 and shielding power line 4；Institute
Stating cover assembly includes upper metal cover 1, upper vinyl cover 2 and upper sealing gasket 3 and upper shading ring；The base assembly includes lower plastics
Base 6, lower metab 7, lower seal pad 11 and lower shading ring 5.
As shown in figure 4, it is respectively provided with the middle part of the upper sealing gasket and lower seal pad logical for shield that power line passes through
Hole 14, the side of upper and lower sealing gasket is parallel plane, and opposite side is provided with the semi arch 15 being outwards recessed, the upper sealing gasket
Silica gel is used with lower seal pad, and is handled through Teflon, ensures to be bonded during sealing upper-lower seal pad contact simultaneously.It is close up and down
Packing contacts, and correspond to by working of plastics the raised guarantee sealing gasket decrement on boss and is further ensured that terminal box integral sealing
Effect.The semi arch is embedded into the upper vinyl cover with the shielding power line surfaces mate, the upper sealing gasket,
The upper vinyl cover is fixed in metal cover, specifically, the both sides of the upper vinyl cover and lower vinyl cover are respectively equipped with buckle
19, the buckle and the neck being correspondingly arranged at respectively on upper and lower metal cover coordinate.Set respectively around the upper and lower sealing
There is positioning convex 23, the positioning hole that the positioning convex is each passed through on upper and lower vinyl cover is fixed with upper and lower vinyl cover.Lower gold
Category base correspondingly goes out to have boss and has perforate tapping, embeds steel-wire screw-socket, ensures bonding strength during upper and lower covers connection.
As shown in Fig. 1, Fig. 5 and Fig. 6, in the lower plastic feet of lower seal pad insertion, the lower plastic feet is fixed on
The hexagonal groove 16 for being used for fixing hex bolts 10 is provided with lower metab, in the lower plastic feet, it is recessed in the hexagonal
The side of groove is provided with the bar hole 17 for being used for passing through total positive and negative copper bar；Total positive and negative copper bar 9 passes through hex bolts 10 and flange spiral shell
Mother 12 and the copper lug of power line 4 are fixed in high-voltage connecting line box, in hex bolts hexagonal groove.The shape of total positive and negative copper bar
Shape is L-shaped, and the upper and lower part of total positive and negative copper bar all carries connecting hole 18, and total positive and negative copper bar bottom is inserted into the bar hole
Interior, the bottom of hex bolts is placed in the connecting hole that the hexagonal groove internal upper part passes through total positive and negative copper bar top, passes through flange spiral shell
One end of the shielding power line and total positive and negative copper bar are fixed together by mother 12.
As depicted in figs. 1 and 2, the upper shading ring and lower shading ring are symmetrical semicircle, are embedded in upper and lower gold respectively
Belong to one end of lid, upper and lower shading ring is fitted snugly in around the shielding power line after upper and lower metal cover fastens；On described
Metal cover and lower metab are connected and fixed by fixing bolt 13.The upper and lower shading ring is respectively by using 0.3mm
Semicircle ring body made of phosphor-copper is formed, and the both ends of semicircle ring body are respectively provided with the back-off fixed with upper and lower metal cover
20, the back of semicircle ring body is caved inward to form arc convex 21, and several are arranged at intervals with the middle part of arc convex
Shape groove 22.Two shading rings are stuck in metal shell groove up and down, are contacted at two shielding plane of a loops, shading ring high spot is with moving
The contact of line of force screen layer forms the shielding metal shell of docking line box.
In the present invention, the lower metab posts sealing gasket 8 with casing mounting surface, and sealing gasket foams for medium hardness
Silica gel.The lower metab needs overall plastic-spraying, and anti-corrosion electro-conductive lacquer layer is coated with casing contact surface.Place is not covered in sealing gasket
There is projection, projection ensures and the contact of casing corresponding position, ensures the shield effectiveness of whole battery case, reaching prevents electromagnetic interference
Purpose.
In the present invention, working of plastics and insulating materials covering at metal top cover and the metab outer ledge, needs to apply
Anti-corrosion conductive paint is covered, upper-lower casing outward flange ensures contact after installation；The lower plastic feet embedded nut, with casing contact position
It is locked by bolt.Upper-lower seal pad and the material thickness of power line insulating layer contact position can adjust, suitable for not collinear
The shielding power line in footpath.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a kind of band shielding meets IP67 high-voltage connecting line box, it is characterised in that：Including cover assembly, base assembly, total positive and negative
Copper bar and shielding power line；The cover assembly includes upper metal cover, upper vinyl cover and upper sealing gasket and upper shading ring；It is described
Base assembly includes lower plastic feet, lower metab, lower seal pad and lower shading ring；The upper sealing gasket and lower seal pad
Middle part is respectively provided with the through hole passed through for shielding power line, and the side of upper and lower sealing gasket is parallel plane, and opposite side is provided with
The semi arch being outwards recessed, the semi arch are embedded into institute with the shielding power line surfaces mate, the upper sealing gasket
State in vinyl cover, the upper vinyl cover is fixed in metal cover；In the lower plastic feet of lower seal pad insertion, under described
Plastic feet is fixed in lower metab, and the hexagonal groove for being used for fixing hex bolts is provided with the lower plastic feet,
The side of the hexagonal groove is provided with the bar hole for being used for passing through total positive and negative copper bar；The shape of total positive and negative copper bar is L-shaped,
The upper and lower part of total positive and negative copper bar all carries connecting hole, and total positive and negative copper bar bottom is inserted into the bar hole, hex bolts
Bottom be placed in the connecting hole that the hexagonal groove internal upper part passes through total positive and negative copper bar top, by flange nut by the shielding
One end of power line is fixed together with total positive and negative copper bar；The upper shading ring and lower shading ring are symmetrical semicircle,
One end of upper and lower metal cover is embedded in respectively, and it is dynamic to fit snugly in the shielding for upper and lower shading ring after upper and lower metal cover fastens
Around the line of force；The upper metal cover and lower metab are connected and fixed by fixing bolt.
2. band shielding according to claim 1 meets IP67 high-voltage connecting line box, it is characterised in that：The upper vinyl cover and
The both sides of lower vinyl cover are respectively equipped with buckle, and the buckle and the neck being correspondingly arranged at respectively on upper and lower metal cover coordinate.
3. band shielding according to claim 1 or 2 meets IP67 high-voltage connecting line box, it is characterised in that：The upper and lower screen
Ring is covered to be formed by using semicircle ring body made of 0.3mm phosphor-coppers respectively, the both ends of semicircle ring body be respectively provided with it is upper,
The back-off that lower metal cover is fixed, the back of semicircle ring body caves inward to form arc convex, at the middle part interval of arc convex
It is provided with several bar-shaped troughs.
4. band shielding according to claim 1 meets IP67 high-voltage connecting line box, it is characterised in that：The upper and lower sealing
Around be respectively equipped with positioning convex, the positioning convex is each passed through positioning hole and upper and lower vinyl cover on upper and lower vinyl cover
It is fixed.
5. band shielding according to claim 4 meets IP67 high-voltage connecting line box, it is characterised in that：The upper sealing gasket and
Lower seal pad uses silica gel, and is handled through Teflon.
6. band shielding according to claim 1 meets IP67 high-voltage connecting line box, it is characterised in that：The lower metab
Sealing gasket is posted with casing mounting surface, sealing gasket is medium hardness foamed silica gel.
7. band shielding according to claim 1 meets IP67 high-voltage connecting line box, it is characterised in that：The lower metab
Overall plastic-spraying is needed, anti-corrosion electro-conductive lacquer layer is coated with casing contact surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710854488.8A CN107394713B (en) | 2017-09-20 | 2017-09-20 | High-voltage junction box with shielding meeting IP67 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710854488.8A CN107394713B (en) | 2017-09-20 | 2017-09-20 | High-voltage junction box with shielding meeting IP67 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107394713A true CN107394713A (en) | 2017-11-24 |
| CN107394713B CN107394713B (en) | 2023-08-04 |
Family
ID=60350557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710854488.8A Active CN107394713B (en) | 2017-09-20 | 2017-09-20 | High-voltage junction box with shielding meeting IP67 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107394713B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107901764A (en) * | 2017-12-19 | 2018-04-13 | 深圳乔合里科技股份有限公司 | The convenient high-voltage connecting wire box installed and dismantled and its assembly and disassembly methods |
| CN108923158A (en) * | 2018-08-21 | 2018-11-30 | 上海航天科工电器研究院有限公司 | A kind of OT terminal terminal box fast uncapped |
| CN111244849A (en) * | 2020-03-27 | 2020-06-05 | 上海犇臣科贸有限公司 | Cable system sealing structure |
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| CN107069340A (en) * | 2017-06-13 | 2017-08-18 | 郑州德睿航联电子技术有限公司 | A kind of air plug shielding construction and the air plug device using the air plug shielding construction |
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| CN1209665A (en) * | 1997-08-01 | 1999-03-03 | 莫列斯公司 | Shield electric-connector with locking mechanism |
| CN201590631U (en) * | 2009-07-31 | 2010-09-22 | 刘绍东 | Photovoltaic cell junction box made of magnesium aluminum alloy |
| CN101913328A (en) * | 2010-07-29 | 2010-12-15 | 重庆长安汽车股份有限公司 | Wiring box of drive motor controller of pure electric vehicle |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107901764A (en) * | 2017-12-19 | 2018-04-13 | 深圳乔合里科技股份有限公司 | The convenient high-voltage connecting wire box installed and dismantled and its assembly and disassembly methods |
| CN108923158A (en) * | 2018-08-21 | 2018-11-30 | 上海航天科工电器研究院有限公司 | A kind of OT terminal terminal box fast uncapped |
| CN108923158B (en) * | 2018-08-21 | 2023-08-11 | 上海航天科工电器研究院有限公司 | OT terminal junction box capable of rapidly uncovering |
| CN111244849A (en) * | 2020-03-27 | 2020-06-05 | 上海犇臣科贸有限公司 | Cable system sealing structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107394713B (en) | 2023-08-04 |
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Effective date of registration: 20220119 Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong Applicant after: LISHEN (QINGDAO) NEW ENERGY CO.,LTD. Address before: 300384 Tianjin Xiqing District Binhai new and high technology Industrial Development Zone Huayuan Technology Park (outside the ring) Hai Tai Nan Road No. 38. Applicant before: LISHEN POWER BATTERY SYSTEMS Co.,Ltd. |
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