CN206135614U - Novel motor wire box seal structure - Google Patents
Novel motor wire box seal structure Download PDFInfo
- Publication number
- CN206135614U CN206135614U CN201621082437.5U CN201621082437U CN206135614U CN 206135614 U CN206135614 U CN 206135614U CN 201621082437 U CN201621082437 U CN 201621082437U CN 206135614 U CN206135614 U CN 206135614U
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- box body
- box
- lid
- flange
- screw hole
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Abstract
This patent belongs to motor wire box field, specifically discloses a novel motor wire box seal structure, includes: box body, box body are integrated into one piece's uncovered cuboid, and the opening part of box body is equipped with the flange, and the flange is last around the interior edge of the opening part at the box body, is equipped with the screw hole on the box body, and the screw hole is located the summit on the outer edge of box body opening part, and the side of box body has set firmly cable joint and screw hole, the lid, the lid is the same with the shape of box body opening part, is equipped with the locating hole that aligns with the screw hole on the lid, and the interior edge of lid is equipped with the recess that supplies the flange embedding, and the recess internal stability is equipped with the butadiene acrylonitrile rubber sealing washer with flange interference fit, waterproof ventilation valve, waterproof ventilation valve include hollow connecting portion, and connecting portion are equipped with external screw thread, connecting portion and screw hole threaded connection. The utility model discloses seal box internal pressure's technical problem can not be adjusted to current motor wire box, a novel motor wire box seal structure is provided.
Description
Technical field
This utility model is related to connection box for motor field, and in particular to a kind of Novel motor junction box sealing structure.
Background technology
Automobile drive electric motor as road conditions are complicated, often has muddy water, sandstone or dust to trickle down in vehicle traveling process
On motor, particularly connection box for motor position.Because junction box needs to carry out power cable connection, and require the electricity of correlation
Gas is required so that the waterproof sealing of rosette is particularly important.And muddy water and sand and dust are likely via without waterproof when vehicle runs
The junction box body of sealing structure enters internal, causes inside cable to be intake, makes moist and have a strong impact on the service life of motor
And security performance.
The sealing grade that automobile drive electric motor is usually required that is IP67 or more, and the implication for sealing grade for IP67 is：It is anti-
Dirt, entirely prevent dust to invade, prevent the water of inundation from immersing, in the dateless sinking water of light fixture under conditions of certain hydraulic pressure,
Light fixture normal operation is can ensure that.In use, there is pressure difference situation in the inside of seal box and outside, and this pressure
Difference can affect a kind of Novel motor junction box sealing structure, it is serious in the case of, there is also the situation of " quick-fried box ".
It is badly in need of now a kind of a kind of Novel motor junction box sealing structure that can adjust seal box internal pressure.
Utility model content
This utility model can not adjust the technical problem of seal box internal pressure for existing connection box for motor, there is provided
A kind of Novel motor junction box sealing structure.
This programme provide base case be：A kind of Novel motor junction box sealing structure, including：
Box body, the uncovered cuboid that box body is formed in one, is provided with flange at the opening of box body, flange is centered around box body
Interior along upper at opening, box body is provided with screw hole, and screw hole is located at the summit of outer at box opening, and the side of box body is fixed
There are cable connector and screwed hole；
Lid, lid are identical with the shape at box opening, and lid is provided with the location hole alignd with screw hole, lid
Interior edge is provided with the groove being embedded in for flange, and the nitrile rubber sealing ring with flange interference fit is installed with groove；
Waterproof vent valve, waterproof vent valve include hollow connecting portion, and connecting portion is provided with external screw thread, connecting portion and screwed hole
Threaded connection.
The operation principle and advantage of this programme be：Box body is integrally formed contributes to lift-off seal effect.At box opening
Flange built-in box lid on groove in, and the nitrile rubber sealing ring interference fit in flange and groove, nitrile rubber are close
Seal is deformed upon under the extruding of flange, so as to reach the effect of sealing.
Bolts through bolt holes, lid is pressed abd fixed on box body, easy only with nitrile rubber sealing ring with existing
Cause nitrile rubber sealing ring deformation uneven and cause the situation that sealing effectiveness declines to be compared, this programme makes nitrile rubber close
Seal is only deformed upon in a narrow and small scope, even if nitrile rubber sealing ring deformation is uneven, but nitrile rubber sealing
Circle is filled with the gap between box body and lid, and more there is bending in the gap allowed between box body and lid, so as to reach lifting
The purpose of box body and lid sealing effectiveness.
The politef that waterproof vent valve is adopted does ventilative film body, allows gas molecule to pass through, and liquid, dust cannot lead to
Cross, so as to realize waterproof and breathable, adjust the purpose of tray interior pressure.Waterproof vent valve is threadedly coupled with box body, convenient to dismantle,
It is convenient waterproof vent valve to be cleaned or is changed.
Preferred version one：Based on scheme preferred version, box body is integrally formed with flange, and the upper surface of flange is arc
Shape.The upper surface of flange is arc, allows flange contact with nitrile rubber sealing ring for linear contact lay, allow flange and nitrile rubber it
Between form a sealing lines, so as to more preferable lift-off seal effect.
Preferred version two：Preferably one preferred version：Apex at box opening be rounding, screw hole
On rounding.Apex at box opening be rounding, screw hole be located at rounding on, make box body more firm, spiral shell
Nail does not interfere with the stability of box body.
Preferred version three：Preferably two preferred version：Nitrile rubber gasket is provided between lid and box body,
Concave point is uniformly provided with nitrile rubber gasket.On the one hand nitrile rubber gasket can play buffering between lid and box body
Effect, the concave point in another aspect nitrile rubber gasket when being squeezed, discharge, in the work of atmospheric pressure by the air in concave point
With under, box body and lid are firmly attached together by nitrile rubber gasket, and nitrile rubber gasket itself also has sealing
Effect.
Description of the drawings
Fig. 1 is a kind of top view of Novel motor junction box sealing structure embodiment of this utility model；
Fig. 2 is a kind of sectional side view of Novel motor junction box sealing structure embodiment of this utility model.
Specific embodiment
This utility model is described in further detail below by specific embodiment：
Reference in Figure of description includes：Box body 1, lid 2, waterproof vent valve 3, screw hole 11, flange 12, electricity
Cable joint 13, nitrile rubber sealing ring 4.
Embodiment 1
Substantially as shown in accompanying drawing 1, Fig. 2：A kind of Novel motor junction box sealing structure, including：
Box body 1, the uncovered cuboid that box body 1 is formed in one are provided with flange 12 at the opening of box body 1, flange 12 is surrounded
On the interior edge at the opening of box body 1, box body 1 is provided with screw hole 11, and screw hole 11 is located at the top of outer at 1 opening of box body
Point, the side of box body 1 are installed with cable connector 13 and screwed hole；
Lid 2, lid 2 are identical with the shape at 1 opening of box body, and lid 2 is provided with the location hole alignd with screw hole 11,
The interior edge of lid 2 is provided with the groove being embedded in for flange 12, and the nitrile rubber sealing with 12 interference fit of flange is installed with groove
Circle 4；
Waterproof vent valve 3, waterproof vent valve 3 include hollow connecting portion, and connecting portion is provided with external screw thread, connecting portion and screw thread
Hole is threadedly coupled（Such as the broken section part of Fig. 1）.
When specifically used：Bolts through bolt holes 11, lid 2 are pressed abd fixed on box body 1, with existing only with fourth
Nitrile rubber sealing ring 4 easily cause 4 deformation of nitrile rubber sealing ring it is uneven and cause sealing effectiveness decline situation compare, we
Case, allows nitrile rubber sealing ring 4 only to deform upon in a narrow and small scope, even if 4 deformation of nitrile rubber sealing ring is uneven,
But nitrile rubber sealing ring 4 is filled with the gap between box body 1 and lid 2, and the gap allowed between box body 1 and lid 2
More there is bending, so as to reach the purpose for lifting box body 1 and 2 sealing effectiveness of lid.
The politef that waterproof vent valve 3 is adopted does ventilative film body, allows gas molecule to pass through, and liquid, dust cannot
Pass through, so as to realize waterproof and breathable, adjust the purpose of 1 internal pressure of box body.Waterproof vent valve 3 is threadedly coupled with box body 1, convenient
Dismounting, it is convenient that waterproof vent valve 3 is cleaned or is changed.
Embodiment 2
Compared with Example 1, difference is with box body 1 is integrally formed with flange 12, and the upper surface of flange 12 is arc
Shape, the apex at 1 opening of box body are rounding, and screw hole 11 is on rounding.The upper surface of flange 12 is arc, allows convex
The contact with nitrile rubber sealing ring 4 of edge 12 is linear contact lay, allows and a sealing lines are formed between flange 12 and nitrile rubber, so as to
More preferable lift-off seal effect.Apex at 1 opening of box body be rounding, screw hole 11 be located at rounding on, allow box body 1 more
Plus firmly, screw hole 11 does not interfere with the stability of box body 1.
Embodiment 3
Compared with Example 2, difference is that nitrile rubber gasket, butyronitrile rubber are provided between lid 2 and box body 1
Concave point is uniformly provided with glue sealing gasket.On the one hand nitrile rubber gasket can play buffering between lid 2 and box body 1 and make
With the concave point in another aspect nitrile rubber gasket when being squeezed, discharge, in the effect of atmospheric pressure by the air in concave point
Under, box body 1 and lid 2 are firmly attached together by nitrile rubber gasket, and nitrile rubber gasket itself also has sealing
Effect.
Embodiment 4
Compared with Example 3, difference is that, also including extexine, extexine is wrapped in the outer surface of box body 1, outward
Fixed column is uniformly provided between top layer and box body 1, the two ends of fixed column are respectively welded with extexine and box body 1, extexine and
Filled with sponge sucks in water layer between box body 1, waterproof vent valve 3 and sponge sucks in water that connecting tube is provided between layer.On waterproof vent valve 3
The moisture of discharge can be by the connecting tube layer that is flowed into that sponge sucks in water, when 1 temperature of box body is raised, in sponge sucks in water layer moisture
Accelerate evaporation, moisture the heat that box body 1 is distributed can be absorbed in evaporation process, is radiated to box body 1 so as to reach after being heated
Effect.
Above-described is only embodiment of the present utility model, the known general knowledge here such as concrete structure and characteristic in scheme
Excessive description is not made.It should be pointed out that for a person skilled in the art, in the premise without departing from this utility model structure
Under, some deformations and improvement can also be made, these should also be considered as protection domain of the present utility model, and these are all without impact
Effect and practical applicability that this utility model is implemented.This application claims protection domain should be with the content of its claim
It is defined, specific embodiment in description etc. records the content that can be used for explaining claim.
Claims (4)
1. a kind of Novel motor junction box sealing structure, it is characterised in that include：
Box body, the uncovered cuboid that box body is formed in one are provided with flange at the opening of box body, flange is centered around the opening of box body
Place it is interior along upper, box body is provided with screw hole, and screw hole is located at the summit of outer at box opening, and the side of box body is installed with electricity
Cable joint and screwed hole；
Lid, lid are identical with the shape at box opening, and lid is provided with the location hole alignd with screw hole, the interior edge of lid
The groove being embedded in for flange is provided with, the nitrile rubber sealing ring with flange interference fit in groove, is installed with；
Waterproof vent valve, waterproof vent valve include hollow connecting portion, and connecting portion is provided with external screw thread, connecting portion and screwed hole screw thread
Connection.
2. connection box for motor sealing structure according to claim 1, it is characterised in that box body is integrally formed with flange, convex
The upper surface of edge is arc.
3. connection box for motor sealing structure according to claim 1, it is characterised in that the apex at box opening is to fall
Fillet, screw hole are located on rounding.
4. connection box for motor sealing structure according to claim 1, it is characterised in that butyronitrile is provided between lid and box body
Rubber gasket, is uniformly provided with concave point in nitrile rubber gasket.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2016209996968 | 2016-08-31 | ||
| CN201620999696 | 2016-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135614U true CN206135614U (en) | 2017-04-26 |
Family
ID=58570810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621082437.5U Active CN206135614U (en) | 2016-08-31 | 2016-09-27 | Novel motor wire box seal structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135614U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813343A (en) * | 2017-11-15 | 2018-03-20 | 纳博特南京科技有限公司 | A kind of sealing device of robot controller |
| CN107910833A (en) * | 2017-12-13 | 2018-04-13 | 江苏奥吉瑞斯新能源有限公司 | A kind of air compressor machine terminal box of good airproof performance |
| CN110474285A (en) * | 2019-06-26 | 2019-11-19 | 国网浙江省电力有限公司宁波供电公司 | A kind of cable connector protective separation device and installation method |
| CN111313595A (en) * | 2020-03-03 | 2020-06-19 | 山东高崎电机有限公司 | Waterproof structure of motor |
| CN111619377A (en) * | 2020-05-27 | 2020-09-04 | 惠州市英盟科技有限公司 | Electric vehicle high-power charger and method for effectively preventing water in outdoor use |
| CN111769510A (en) * | 2020-07-10 | 2020-10-13 | 邵阳学院 | Wire protecting sleeve for motor |
-
2016
- 2016-09-27 CN CN201621082437.5U patent/CN206135614U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813343A (en) * | 2017-11-15 | 2018-03-20 | 纳博特南京科技有限公司 | A kind of sealing device of robot controller |
| CN107910833A (en) * | 2017-12-13 | 2018-04-13 | 江苏奥吉瑞斯新能源有限公司 | A kind of air compressor machine terminal box of good airproof performance |
| CN110474285A (en) * | 2019-06-26 | 2019-11-19 | 国网浙江省电力有限公司宁波供电公司 | A kind of cable connector protective separation device and installation method |
| CN111313595A (en) * | 2020-03-03 | 2020-06-19 | 山东高崎电机有限公司 | Waterproof structure of motor |
| CN111619377A (en) * | 2020-05-27 | 2020-09-04 | 惠州市英盟科技有限公司 | Electric vehicle high-power charger and method for effectively preventing water in outdoor use |
| CN111619377B (en) * | 2020-05-27 | 2022-06-17 | 惠州市英盟科技有限公司 | Electric vehicle high-power charger capable of effectively preventing water in outdoor use and method |
| CN111769510A (en) * | 2020-07-10 | 2020-10-13 | 邵阳学院 | Wire protecting sleeve for motor |
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