CN217591365U - Electric vehicle control box waterproof construction - Google Patents

Electric vehicle control box waterproof construction Download PDF

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Publication number
CN217591365U
CN217591365U CN202220829976.XU CN202220829976U CN217591365U CN 217591365 U CN217591365 U CN 217591365U CN 202220829976 U CN202220829976 U CN 202220829976U CN 217591365 U CN217591365 U CN 217591365U
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China
Prior art keywords
control box
cover body
female seat
waterproof
sealing
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CN202220829976.XU
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Chinese (zh)
Inventor
刘英本
吴广
唐文兵
冯礼健
叶国华
张志平
刘聪
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Guangdong Greenway Technology Co Ltd
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Guangdong Greenway Technology Co Ltd
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Priority to CN202220829976.XU priority Critical patent/CN217591365U/en
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Abstract

The utility model provides an electric motor car control box waterproof construction, include: the control box comprises a control box shell, wherein two ends of the control box shell are respectively provided with a cover body, a sealing ring is arranged between the cover body and the control box shell, a threading hole is formed in the cover body on one side, an encapsulation cavity is also arranged at the position, corresponding to the threading hole, in the inner side of the cover body, and pouring sealant is poured in the encapsulation cavity; control module group, including a control unit and a female seat, be equipped with a sealed pad between female seat and control box casing, the utility model discloses a sealing washer and sealed pad make control box casing and lid and female junction of seat possess waterproof function, still through set up the embedment chamber and pour into the casting glue in the through wires downthehole, make the control box possess outstanding waterproof function, can realize that IPX7 rank is waterproof, and the sealing washer is good with sealed ageing resistance ability who fills up, even the control box is installed outside the frame, also can adapt to complicated service environment, and further, compare in the control box of full embedment, the utility model discloses the embedment quantity reduces by a wide margin, can effectively practice thrift the cost.

Description

Electric vehicle control box waterproof construction
Technical Field
The utility model relates to an electric motor car control box technical field, concretely relates to electric motor car control box waterproof construction.
Background
The electric vehicle is a vehicle which takes a battery as a power source and drives a motor to work; the electric vehicle controller box controls the actions of starting, accelerating, decelerating, stopping and the like of the electric vehicle by controlling the output current of the battery, and is an important device on the electric vehicle. The protection of the electric vehicle controller box is crucial to the normal operation of the electric vehicle.
At present, a controller box of an electric vehicle is mainly installed in a vehicle barrel and on a vehicle frame according to the installation position. The controller box arranged in the vehicle barrel has relatively mild environment and low requirement on the waterproof performance of the controller box; the control box installed on the frame is directly contacted with the outside, the operation environment is relatively severe, and the waterproof requirement on the controller box is higher.
The waterproof scheme of the present electric vehicle controller box is roughly divided into the following two types:
1. the control assembly is directly arranged inside the shell without any waterproof measures, the cover is locked for protection, and in the using process, the inside of the control box is easily affected with damp, and electronic devices are easily damaged.
2. Filling the pouring sealant into the box after the control assembly is arranged in the box, and performing water prevention according to the protection of the control assembly after the pouring sealant is solidified; the steps of the glue pouring of the method are complicated, the glue pouring can gradually age and fall off along with the increase of the using time, the protection on the control assembly is reduced, and then water is easy to enter to damage electronic devices.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provide an electric motor car control box waterproof construction.
The technical scheme of the utility model as follows:
an electric vehicle control box waterproof construction includes:
the control box comprises a control box shell, a cover body and a seal ring, wherein the control box shell is used for fixedly mounting and protecting each component, the control box shell is hollow, two ends of the control box shell are provided with cover body hole sites, the side surfaces of the control box shell are provided with a female seat hole site, the cover body hole sites at the two ends of the control box shell are respectively provided with a cover body, and the seal ring is arranged between the cover body and the control box shell;
the control module group for realize control function, the control module group includes a control unit and a female seat, female seat fixed mounting in female seat hole site department, female seat upper end is worn to locate female seat hole site, just female seat with be equipped with a sealed pad between the control box casing.
The utility model discloses in, one side wherein of control box casing the through wires hole has been seted up on the lid, and is located the lid inboard corresponds through wires hole department still is equipped with an embedment chamber, the embedment intracavity has been filled with the casting glue, according to the realization through wires hole department's waterproof function of sealing.
Furthermore, a wire harness penetrates through the threading hole, the wire harness is electrically connected with the control unit and an external port, and a fixed wire clamp is arranged on the wire harness so as to fix the wire harness at the threading hole.
The utility model discloses in, the screw has been seted up all around to the lid, and is located the lid hole site corresponds all around and is equipped with the mounting hole on the screw position, wears to locate the screw and cooperates the screw fixed mounting of mounting hole through the several the casing with the control box casing.
The utility model discloses in, female seat is equipped with the position of bone all around, the mounting hole has been seted up on the position of bone, is located female seat hole site corresponds mounting hole department all around and is equipped with the screw to wear to locate the screw and cooperate the screw fixed mounting of mounting hole through the several control box casing and female seat.
Furthermore, the control box casing with the lid locking, the sealing washer in the control box casing with atress keeps compression state between the lid, interference fit according to in order to realize sealed water-proof effects.
Furthermore, the control box casing with female seat locking, the sealing pad in the control box casing and atress keeps the compression state between the bone position, interference fit according to in order to realize sealed water-proof effects.
The utility model discloses in, the lid inboard corresponds sealing washer department is equipped with limit for height structure, when according to in order to guarantee locking the decrement of sealing washer accords with the demand of sealed waterproof function.
The utility model discloses in, correspond on the female seat sealed pad department is equipped with limit for height structure, according to when guaranteeing locking the sealed volume of compression that fills up accords with the demand of sealed waterproof function.
Furthermore, the pouring sealant is a waterproof adhesive.
Compared with the prior art, the beneficial effects of the utility model reside in that:
the utility model discloses a sealing washer and sealed the pad junction that makes control box casing and lid and female seat have possessed waterproof function, still through set up the embedment chamber and pour into the casting glue in the through wires hole, make the control box possess outstanding waterproof function, can realize that IPX7 rank is waterproof, and the sealing washer is good with sealed ageing resistance ability who fills up, even the control box is installed outside the frame, also can adapt to complicated service environment, and further, compare in the control box of full embedment, the utility model discloses the embedment quantity reduces by a wide margin, can effectively practice thrift the cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is an exploded view of a waterproof structure of a control box of an electric vehicle provided by the present invention;
FIG. 2 is a side view of the waterproof structure of the electric vehicle control box;
FIG. 3 is a cross-sectional view of the connection between the cover and the control box housing;
fig. 4 is a sectional view of the junction of the female socket and the control box housing.
The reference numerals are explained below:
1. a control box housing; 11. a cover hole position; 12. a female seat hole site; 2. a cover body; 21. a threading hole; 22. encapsulating the cavity; 3. a seal ring; 4. a female seat; 41. a bone position; 5. a control unit; 6. a gasket; 7. a wire harness; 71. and fixing the line card.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and for simplicity of description, and do not indicate or imply that the components or elements referred to must have particular orientations, be constructed and operated in particular orientations, and therefore, are not to be construed as limiting the present invention.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail 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.
In order to explain the technical solution of the present invention, the following description is made by using specific examples.
Example 1
Referring to fig. 1 to 4, the waterproof structure of the control box of the electric vehicle provided in the present embodiment includes:
the control box comprises a control box shell 1, a cover body 2 and a sealing ring 3, wherein the control box shell 1 is used for fixedly mounting and protecting components, the control box shell 1 is hollow, two ends of the control box shell 1 are provided with cover body hole sites 11, the side surfaces of the control box shell are provided with a female seat hole site 12, the cover body hole sites 11 at the two ends of the control box shell 1 are respectively provided with the cover body 2, and the sealing ring 3 is arranged between the cover body 2 and the control box shell 1;
the control module group is used for realizing a control function and comprises a control unit 5 and a female seat 4, the female seat 4 is fixedly installed at the position of a female seat hole 12, the upper end of the female seat 4 penetrates through the female seat hole 12, and a sealing gasket 6 is arranged between the female seat 4 and the control box shell 1.
In this embodiment, a threading hole 21 is formed on the cover body 2 on one side of the control box housing 1, and a potting cavity 22 is further disposed on the inner side of the cover body 2 corresponding to the threading hole 21, and potting adhesive is filled in the potting cavity 22, so as to achieve the waterproof and sealing function of the threading hole 21.
Furthermore, a wire harness 7 penetrates through the threading hole 21, the wire harness 7 is electrically connected with the control unit 5 and the external port, and a fixing wire clamp 71 is arranged on the wire harness 7 so as to fix the wire harness 7 at the threading hole 21.
In this embodiment, the lid 2 has screw holes formed around it, and is located the lid hole site 11 and has mounting holes formed around it corresponding to the screw holes, and the housing 2 and the control box housing 1 are fixedly mounted by several screws penetrating through the screw holes and fitting the mounting holes.
In this embodiment, the female seat 4 is provided with a bone position 41 around, the bone position 41 is provided with a mounting hole, the female seat hole 12 is provided with a screw hole around corresponding to the mounting hole, and the control box housing 1 and the female seat 4 are fixedly mounted by a plurality of screws penetrating through the screw hole and matching with the mounting hole.
Further, control box casing 1 and lid 2 locking, sealing washer 3 atress keeps compression state between control box casing 1 and lid 2, and interference fit is according to sealed water-proof effects in order to realize.
Furthermore, control box casing 1 and female seat 4 lock, and sealed the pad 6 atress keeps compression state between control box casing 1 and position of bone 41, and interference fit is according to in order to realize sealed water-proof effects.
In this embodiment, lid 2 inboard corresponds sealing washer 3 department and is equipped with limit for height structure, the volume of compression of sealing washer 3 accords with the demand of sealed waterproof function when according to guaranteeing locking.
In this embodiment, the position corresponding to the sealing gasket 6 on the female seat 4 is provided with a height limiting structure, so that the compression amount of the sealing gasket 6 during locking meets the requirement of a sealing and waterproof function.
Furthermore, the pouring sealant is a waterproof sealant.
Example 2
The embodiment provides a waterproof construction of electric motor car control box includes:
the control box comprises a control box shell 1, a cover body 2 and a sealing ring 3, wherein the control box shell 1 is used for fixedly mounting and protecting each component, the control box shell 1 is hollow, two ends of the control box shell are provided with cover body hole sites 11, the side surfaces of the control box shell are provided with a female seat hole site 12, the cover body hole sites 11 at the two ends of the control box shell 1 are respectively provided with the cover body 2, and the sealing ring 3 is arranged between the cover body 2 and the control box shell 1;
the control module group is used for realizing a control function and comprises a control unit 5 and a female seat 4, the female seat 4 is fixedly installed at the position of a female seat hole 12, the upper end of the female seat 4 penetrates through the female seat hole 12, and a sealing gasket 6 is arranged between the female seat 4 and the control box shell 1.
In this embodiment, a threading hole 21 is formed on the cover body 2 on one side of the control box housing 1, and a potting cavity 22 is further disposed on the inner side of the cover body 2 corresponding to the threading hole 21, and potting adhesive is filled in the potting cavity 22, so as to achieve the waterproof and sealing function of the threading hole 21.
Furthermore, a wire harness 7 penetrates through the threading hole 21, the wire harness 7 is electrically connected with the control unit 5 and the external port, and a fixing line clamp 71 is arranged on the wire harness 7 so as to fix the wire harness 7 at the threading hole 21.
In this embodiment, the lid 2 has screw holes formed around it, and is located the lid hole site 11 and has mounting holes formed around it corresponding to the screw holes, and the housing 2 and the control box housing 1 are fixedly mounted by several screws penetrating through the screw holes and fitting the mounting holes.
In this embodiment, the female seat 4 is provided with a bone position 41 around, the bone position 41 is provided with a mounting hole, the female seat hole 12 is provided with a screw hole around corresponding to the mounting hole, and the control box housing 1 and the female seat 4 are fixedly mounted by a plurality of screws penetrating through the screw hole and matching with the mounting hole.
Further, control box casing 1 and lid 2 locking, sealing washer 3 atress keeps compression state between control box casing 1 and lid 2, and interference fit is according to sealed water-proof effects in order to realize.
Further, control box casing 1 and female seat 4 locking, sealed pad 6 atress keeps compression state between control box casing 1 and position of bone 41, and interference fit is according to sealed water-proof effects in order to realize.
In this embodiment, lid 2 inboard corresponds sealing washer 3 department and is equipped with limit for height structure, according to the demand that the compressive capacity of sealing washer 3 accords with sealed waterproof function when guaranteeing locking.
In this embodiment, the position corresponding to the sealing gasket 6 on the female seat 4 is provided with a height limiting structure, so that the compression amount of the sealing gasket 6 during locking meets the requirement of a sealing and waterproof function.
Furthermore, the pouring sealant is a waterproof sealant.
While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the metes and bounds of the claims, or equivalence of such metes and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

1. The utility model provides an electric motor car control box waterproof construction which characterized in that includes:
the control box comprises a control box shell, a cover body and a seal ring, wherein the control box shell is used for fixedly mounting and protecting each component, the control box shell is hollow, two ends of the control box shell are provided with cover body hole sites, the side surfaces of the control box shell are provided with a female seat hole site, the cover body hole sites at the two ends of the control box shell are respectively provided with a cover body, and the seal ring is arranged between the cover body and the control box shell;
the control module group for realize control function, the control module group includes a control unit and a female seat, female seat fixed mounting in female seat hole site department, female seat upper end is worn to locate female seat hole site, just female seat with be equipped with a sealed pad between the control box casing.
2. The waterproof structure of the control box of the electric vehicle as claimed in claim 1, wherein a threading hole is formed on the cover body on one side of the control box casing, an embedding cavity is further arranged on the inner side of the cover body corresponding to the threading hole, and embedding glue is poured into the embedding cavity so as to realize the waterproof and sealing function of the threading hole.
3. The waterproof structure of an electric vehicle control box according to claim 2, wherein a wire harness is inserted into the threading hole, the wire harness is electrically connected to the control unit and an external port, and a fixing clip is provided on the wire harness to fix the wire harness to the threading hole.
4. The waterproof structure of the control box of the electric vehicle as claimed in claim 1, wherein the cover is provided with screw holes at the periphery, mounting holes are formed at positions corresponding to the screw holes at the periphery of the hole position of the cover, and the shell and the control box shell are fixedly mounted by a plurality of screws penetrating through the screw holes and matching with the mounting holes.
5. The waterproof structure of an electric vehicle control box according to claim 1, wherein the female seat is provided with bone positions around, the bone positions are provided with mounting holes, screw holes are formed around the holes of the female seat corresponding to the mounting holes, and the control box shell and the female seat are fixedly mounted by a plurality of screws penetrating through the screw holes and matching with the mounting holes.
6. The waterproof structure of the control box of the electric vehicle as claimed in claim 4, wherein the control box shell is locked with the cover body, the sealing ring is stressed between the control box shell and the cover body to keep a compressed state, and the sealing ring is in interference fit with the cover body to achieve a sealing waterproof effect.
7. The waterproof structure of the control box of the electric vehicle as claimed in claim 5, wherein the control box shell is locked with the female seat, the sealing pad is stressed between the control box shell and the bone to keep a compressed state, and the sealing pad is in interference fit with the bone to achieve a sealing waterproof effect.
8. The waterproof structure of the control box of the electric vehicle as claimed in claim 1, wherein a height limiting structure is arranged at the inner side of the cover body corresponding to the sealing ring, so as to ensure that the compression amount of the sealing ring meets the requirement of a sealing and waterproof function when the sealing ring is locked.
9. The electric vehicle control box waterproof structure of claim 1, wherein a height limiting structure is arranged on the female seat corresponding to the sealing gasket, so as to ensure that the compression amount of the sealing gasket meets the requirement of a sealing waterproof function during locking.
10. The waterproof structure of the electric vehicle control box according to claim 2, wherein the potting adhesive is a waterproof adhesive.
CN202220829976.XU 2022-04-11 2022-04-11 Electric vehicle control box waterproof construction Active CN217591365U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220829976.XU CN217591365U (en) 2022-04-11 2022-04-11 Electric vehicle control box waterproof construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220829976.XU CN217591365U (en) 2022-04-11 2022-04-11 Electric vehicle control box waterproof construction

Publications (1)

Publication Number Publication Date
CN217591365U true CN217591365U (en) 2022-10-14

Family

ID=83541635

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220829976.XU Active CN217591365U (en) 2022-04-11 2022-04-11 Electric vehicle control box waterproof construction

Country Status (1)

Country Link
CN (1) CN217591365U (en)

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