CN207442379U - Meet the high-voltage connecting wire box of IP67 with shielding - Google Patents
Meet the high-voltage connecting wire box of IP67 with shielding Download PDFInfo
- Publication number
- CN207442379U CN207442379U CN201721209723.8U CN201721209723U CN207442379U CN 207442379 U CN207442379 U CN 207442379U CN 201721209723 U CN201721209723 U CN 201721209723U CN 207442379 U CN207442379 U CN 207442379U
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- China
- Prior art keywords
- metal cover
- gasket
- metab
- connecting wire
- wire box
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Abstract
The utility model is related to the high-voltage connecting wire box that lithium ion battery case technical field more particularly to a kind of shielding of band meet IP67, including cover assembly and base assembly；The cover assembly includes upper metal cover, upper plastic lid and upper gasket and upper shading ring；The upper gasket is embedded into the upper plastic lid, and the upper plastic lid 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 mounted on lower metab；The upper metal cover and lower metab are connected and fixed by fixing bolt.The utility model is directed to the reliable connection mode of high-voltage line electric connection technology, and simple for process, of low cost, structure is reliable, improves reliability of battery system and security.
Description
Technical field
The utility model is related to the high-voltage connectings that lithium ion battery case technical field more particularly to a kind of shielding of band meet IP67
Wire box.
Background technology
In electric car industry, pure electric vehicle and hybrid power are higher and higher to high pressure connecting pin proposition at electrokinetic cell system
Requirement, the shielding of high-voltage connecting wire box and the protection of IP grades become the problem captured of industry domestic demand.
It is presently used for connector or the fixed seat of the high voltage power line connection of new-energy automobile power battery industry etc production
Product, these connectors are outside, and not only water proof and dust proof effect is poor, and easily generate electromagnetism and do
It disturbs, security risk is brought to the normal operation of other component.A kind of electric car high pressure is disclosed in the prior art to match somebody with somebody
Electric box, structure are：Box body with closing cap, be provided in the box body high-voltage insurance piece, D.C. contactor, relay,
Pre-charge resistance and low pressure safety plate；It is defeated that high input voltage terminal, high voltage output terminal, low pressure are provided on the D.C. contactor
Enter terminal and low voltage outlet terminals；High-voltage insurance piece includes input adapter and out splice going splice, and the input adapter is outer for connecting
Portion's high-tension cable, the out splice going splice are used to be connected with the high input voltage terminal of D.C. contactor.The patent shortcoming is as follows：It is whole
Body leakproofness is poor, and water and dust easily enter enclosure interior from the position of wire connection terminal, and the degree of protection of IP67 is not achieved；
It can not prevent external electromagnetic interference.
Utility model content
The purpose of the utility model is to overcome the deficiency of above-mentioned technology, and provide the high pressure that a kind of band shielding meets IP67
Terminal box improves degree of protection, prevents electromagnetic interference.
The utility model to achieve the above object, using following technical scheme：
A kind of band shielding meets the high-voltage connecting wire box of IP67, 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 plastic lid and upper gasket and upper shading ring；Institute
Stating base assembly includes lower plastic feet, lower metab, lower seal pad and lower shading ring；The upper gasket and lower seal pad
Middle part be respectively provided with to shield power line by through hole, the one side of upper and lower gasket is parallel plane, and opposite side is set
There is outside concave semi arch, the semi arch is embedded into the shielding power line surfaces mate, the upper gasket
In the upper plastic lid, the upper plastic lid 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, is equipped with to fix the hexagonal groove of hex bolts in the lower plastic feet,
Be equipped with to make in the one side of the hexagonal groove total positive and negative copper bar by bar hole；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 is all with connecting hole, and total positive and negative copper bar lower part 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 is embedded in one end of upper and lower metal cover respectively, and upper and lower shading ring fits snugly in the shielding after upper and lower metal cover fastening
Around power line；The upper metal cover and lower metab are connected and fixed by fixing bolt.
Preferably, the both sides of the upper plastic lid and lower plastic lid are respectively equipped with buckle, and the buckle is set with corresponding respectively
Put the card slot cooperation on upper and lower metal cover.
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 be respectively provided with the fixed back-off of upper and lower metal cover, the back of semicircle ring body is recessed inwardly to form arc
Shape protrusion, is arranged at intervals with several bar-shaped troughs in the middle part of arc convex.
Preferably, it is described seal above and below around be respectively equipped with positioning protrusion, the positioning protrusion is each passed through above and below
Location hole on plastic lid is fixed with upper and lower plastic lid.
Preferably, the upper gasket and lower seal pad are using silica gel, and are handled through Teflon.
Preferably, the lower metab posts gasket with babinet mounting surface, and gasket is medium hardness foamed silica gel.
Preferably, the lower metab needs whole plastic-spraying, and anti-corrosion electro-conductive lacquer layer is coated with babinet contact surface.This practicality
New advantageous effect is:1) the technical solution global design is ingenious, compact-sized, is added on the inside of box cover, lower seal pad,
The waterproofing grade of terminal box is improved, IP67 grades can be reached.2) terminal box shield effectiveness is very bigger than prior art some
It improves, and the wire clamp for fixing cable uses total positive and negative copper bar of L-shaped, and be fixed in lower plastic lid accordingly, it can adjust significantly
The bonding strength of high total positive and negative copper bar and shielding power line, cuts that leakproofness is very good, and conveniently moving and replacement are economical and practical；3)
The technical solution improves the reliability of equipment normal operation；4) technical solution eliminates great personal safety hidden danger；5) skill
Art scheme cost is relatively low, convenient for further genralrlization application.
Description of the drawings
Fig. 1 is the utility model general assembly exploded perspective view；
Fig. 2 is the utility model shading ring schematic diagram；
Fig. 3 is the utility model always positive and negative copper bar assembling schematic diagram；
Fig. 4 is the utility model cover assembly assembling schematic diagram；
Fig. 5 is the utility model base assembly front view；
Fig. 6 is the utility model base assembly assembling schematic diagram.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment of the present utility model is described in detail in preferred embodiment.As shown in Figure 1, one
Kind meets the high-voltage connecting wire box of IP67 with shielding, including cover assembly, base assembly, total positive and negative copper bar 9 and shielding power line
4；The cover assembly includes upper metal cover 1, upper plastic lid 2 and upper gasket 3 and upper shading ring；Under the base assembly includes
Plastic feet 6, lower metab 7, lower seal pad 11 and lower shading ring 5.
As shown in figure 4, be respectively provided with to shield in the middle part of the upper gasket and lower seal pad power line by it is logical
Hole 14, the one side of upper and lower gasket is parallel plane, and opposite side is equipped with outside concave semi arch 15, the upper gasket
It with lower seal pad using silica gel, and is handled through Teflon, ensures to be bonded during sealing upper-lower seal pad contact simultaneously.It is close up and down
Packing contact, and by plastic part corresponds on boss protrusion guarantee gasket decrement be further ensured that terminal box integral sealing
Effect.The semi arch is embedded into the shielding power line surfaces mate, the upper gasket in the upper plastic lid,
The upper plastic lid is fixed in metal cover, specifically, the both sides of the upper plastic lid and lower plastic lid are respectively equipped with buckle
19, the buckle coordinates with the card slot being correspondingly arranged at respectively on upper and lower metal cover.It is described seal above and below around set respectively
There is positioning protrusion 23, the location hole that the positioning protrusion is each passed through on upper and lower plastic lid is fixed with upper and lower plastic lid.Lower gold
Belong to pedestal to correspond to out boss and have perforate tapping, embed steel-wire screw-socket, ensure 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
In lower metab, the interior hexagonal groove 16 for being equipped with to fix hex bolts 10 of the lower plastic feet is recessed in the hexagonal
The one side of slot be equipped with to make total positive and negative copper bar by bar hole 17；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 wire box, in hex bolts hexagonal groove.The shape of total positive and negative copper bar
Shape is L-shaped, and all with connecting hole 18, total positive and negative copper bar lower part is inserted into the bar hole for the upper and lower part of total positive and negative copper bar
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 fastening；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 and the fixed back-off of upper and lower metal cover
20, the back of semicircle ring body is recessed inwardly to form arc convex 21, several are arranged at intervals in the middle part of arc convex
Shape slot 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 shielded layer forms the shielding metal shell of docking wire box.
In the utility model, the lower metab posts gasket 8 with babinet mounting surface, and gasket is medium hardness
Foamed silica gel.The lower metab needs whole plastic-spraying, and anti-corrosion electro-conductive lacquer layer is coated with babinet contact surface.It is not covered in gasket
There is protrusion at lid, protrusion ensures and the contact of babinet corresponding position, ensures the shield effectiveness of entire battery case, reaching prevents electromagnetism from doing
The purpose disturbed.
In the utility model, plastic part and insulating materials covering at the metal top cover and metab outer ledge,
Anti-corrosion conductive paint need to be coated, upper-lower casing outer edge ensures contact after installation；The lower plastic feet embedded nut, connects with babinet
Synapsis is locked by bolt.Upper-lower seal pad and the material thickness of power line insulating layer contact position can adjust, suitable for not
With the shielding power line of line footpath.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of band shielding meets the high-voltage connecting wire box of IP67, 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 plastic lid and upper 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 gasket and lower seal pad
Middle part be respectively provided with to shield power line by through hole, the one side of upper and lower gasket is parallel plane, and opposite side is equipped with
Outside concave semi arch, the semi arch are embedded into institute with the shielding power line surfaces mate, the upper gasket
It states in plastic lid, the upper plastic lid is fixed in metal cover；In the lower plastic feet of lower seal pad insertion, under described
Plastic feet is fixed in lower metab, is equipped with to fix the hexagonal groove of hex bolts in the lower plastic feet,
The one side of the hexagonal groove be equipped with to make total positive and negative copper bar by bar hole；The shape of total positive and negative copper bar is L-shaped,
The upper and lower part of total positive and negative copper bar is all with connecting hole, and total positive and negative copper bar lower part 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,
It is embedded in one end of upper and lower metal cover respectively, to fit snugly in the shielding dynamic for upper and lower shading ring after fastening for upper and lower metal cover
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 the high-voltage connecting wire box of IP67, it is characterised in that：The upper plastic lid and
The both sides of lower plastic lid are respectively equipped with buckle, and the buckle coordinates with the card slot being correspondingly arranged at respectively on upper and lower metal cover.
3. band shielding according to claim 1 or 2 meets the high-voltage connecting wire box of IP67, 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 lower fixed back-off of metal cover, the back of semicircle ring body are recessed inwardly 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 the high-voltage connecting wire box of IP67, it is characterised in that：The upper and lower sealing
Around be respectively equipped with positioning protrusion, the positioning protrusion is each passed through location hole and upper and lower plastic lid on upper and lower plastic lid
It is fixed.
5. band shielding according to claim 4 meets the high-voltage connecting wire box of IP67, it is characterised in that：The upper gasket and
Lower seal pad uses silica gel, and is handled through Teflon.
6. band shielding according to claim 1 meets the high-voltage connecting wire box of IP67, it is characterised in that：The lower metab
Gasket is posted with babinet mounting surface, gasket is medium hardness foamed silica gel.
7. band shielding according to claim 1 meets the high-voltage connecting wire box of IP67, it is characterised in that：The lower metab
Whole plastic-spraying is needed, anti-corrosion electro-conductive lacquer layer is coated with babinet contact surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721209723.8U CN207442379U (en) | 2017-09-20 | 2017-09-20 | Meet the high-voltage connecting wire box of IP67 with shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721209723.8U CN207442379U (en) | 2017-09-20 | 2017-09-20 | Meet the high-voltage connecting wire box of IP67 with shielding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207442379U true CN207442379U (en) | 2018-06-01 |
Family
ID=62294377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721209723.8U Active CN207442379U (en) | 2017-09-20 | 2017-09-20 | Meet the high-voltage connecting wire box of IP67 with shielding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207442379U (en) |
-
2017
- 2017-09-20 CN CN201721209723.8U patent/CN207442379U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220125 Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong Patentee 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. Patentee before: LISHEN POWER BATTERY SYSTEMS Co.,Ltd. |