CN220711822U - Controller cover plate and controller - Google Patents

Abstract

The application provides a controller apron and controller, controller apron includes lid, electrical connection spare and sealing member. The cover body is provided with a mounting hole penetrating through the cover body in the thickness direction, the electric connecting piece is mounted in the mounting hole, and the first end of the electric connecting piece extends out of the mounting hole. The sealing element is arranged in the mounting hole to seal the mounting hole. The embodiment of the application provides a controller apron, including lid, electric connection spare and sealing member, electric connection spare is installed in the mounting hole of lid, can make the circuit board in the controller be connected with other part electricity in order to realize the control function of controller, and the sealing member can seal the mounting hole, and then can reduce the inside emergence of oil along electric connection spare infiltration controller to help the effective operation of controller.

Description

Controller cover plate and controller

Technical Field

The application relates to the technical field of controllers, in particular to a controller cover plate and a controller.

Background

The electronic oil pump is used as a core component in a vehicle, and is usually arranged in the gearbox to provide lubricating oil for transmission of the electronic oil pump, so that the gearbox can run stably, and a better experience is brought to a user. In the related art, an electronic oil pump generally includes a controller, a motor, and an oil pump, wherein the controller is capable of controlling operations of the oil pump and the motor. However, the oil of the gearbox easily penetrates into the controller, causing it to fail.

Disclosure of Invention

The present application provides a controller cover plate and a controller, which can reduce the occurrence of oil infiltration into the inside thereof, thereby contributing to efficient operation of the controller.

In a first aspect, embodiments of the present application provide a controller cover plate including a cover body, an electrical connector, and a seal. The cover body is provided with a mounting hole penetrating through the cover body in the thickness direction, the electric connecting piece is mounted in the mounting hole, and the first end of the electric connecting piece extends out of the mounting hole. The sealing element is arranged in the mounting hole to seal the mounting hole.

According to any of the foregoing embodiments of the first aspect of the present application, the electrical connector includes a first electrical connection portion, an electrical connection intermediate portion, and a second electrical connection portion. At least part of the first electric connection part extends out of the mounting hole, the second electric connection part is arranged in the mounting hole, and the electric connection middle part is connected between the first electric connection part and the second electric connection part.

According to any of the foregoing embodiments of the first aspect of the present application, the electrical connector further includes a positioning portion disposed on at least one side of the electrical connection intermediate portion.

According to any of the foregoing embodiments of the first aspect of the present application, the positioning portion includes a first boss and a second boss, and the first boss and the second boss are located on the same side of the electrically connected intermediate portion and are disposed at intervals.

According to any of the foregoing embodiments of the first aspect of the present application, the mounting hole is a stepped hole, and the stepped hole has a first stepped surface, and the electrically connecting intermediate portion is mounted on the first stepped surface.

According to any of the foregoing embodiments of the first aspect of the present application, a limiting groove that is matched with the positioning portion is provided on the first step surface.

According to any of the foregoing embodiments of the first aspect of the present application, the surface of the electrical connection intermediate portion is provided with knurling.

According to any of the foregoing embodiments of the first aspect of the present application, the cover has a central region and an edge region surrounding the central region, the edge region being provided with at least one snap-fit portion in a circumferential direction.

According to any of the foregoing embodiments of the first aspect of the present application, the central region is provided with reinforcing ribs.

In a second aspect, embodiments of the present application provide a controller including a first housing, a circuit board, and a cover plate. The first shell is provided with an accommodating cavity with an opening, the circuit board is positioned in the accommodating cavity, the cover plate covers the opening of the first shell, and the cover plate is the controller cover plate of the first aspect of the application.

The embodiment of the application provides a controller apron, including lid, electric connection spare and sealing member, electric connection spare is installed in the mounting hole of lid, can make the circuit board in the controller be connected with other part electricity in order to realize the control function of controller, and the sealing member can seal the mounting hole, and then can reduce the inside emergence of oil along electric connection spare infiltration controller to help the effective operation of controller.

The foregoing description is only an overview of the technical solutions of the present application, and may be implemented according to the content of the specification in order to make the technical means of the present application more clearly understood, and in order to make the above-mentioned and other objects, features and advantages of the present application more clearly understood, the following detailed description of the present application will be given.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the accompanying drawings.

In the drawings:

FIG. 1 illustrates a schematic structural diagram of a controller cover plate provided in some embodiments of the present application;

FIG. 2 is a schematic cross-sectional view of a controller cover plate according to some embodiments of the present application;

FIG. 3 shows a schematic structural view of the cover plate of FIG. 1;

FIG. 4 shows a schematic structural view of the electrical connector of FIG. 1;

FIG. 5 shows a schematic structural view of the electrical connector of FIG. 1;

FIG. 6 shows a schematic view of the electrical connector and seal of FIG. 1;

FIG. 7 illustrates a schematic diagram of a controller cover plate provided in some embodiments of the present application;

fig. 8 illustrates a schematic structural diagram of a controller provided in some embodiments of the present application.

Numerical identification in the specific embodiment:

1 controller

Cover plate of 10 controller

11 cover body

111 mounting hole

1111 first step surface

1112 limit groove

112 central region

113 edge region

114 buckle part

115 reinforcing rib

116 seal groove

12 electric connector

121 first electrical connection portion

122 electrically connected to the intermediate portion

1221 positioning part

1221a first boss

1221b second boss

1222 knurling

123 second electric connection part

124 harness

1241 power harness

1242 signal harness

13 seal

131 first colloid

132 second colloid

20 a first housing.

Detailed Description

Embodiments of the technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical solutions of the present application, and thus are only examples, and are not intended to limit the scope of protection of the present application.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "comprising" and "having" and any variations thereof in the description and claims of the present application and in the description of the figures above are intended to cover non-exclusive inclusions.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present application, the meaning of "plurality" is two or more unless explicitly defined otherwise.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

In the description of the embodiments of the present application, unless explicitly specified and limited otherwise, the term "connected" and the like should be construed broadly, and may be, for example, electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between the two parts or interaction relationship between the two parts. The specific meaning of the above terms in the embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

In this application, a vehicle includes a powertrain that includes a power unit assembly for propelling the vehicle and a transmission configured to transfer torque from the power unit assembly to a propeller shaft, which in turn connects the transmission to a drive axle, which in turn enables the drive axle to drive the drive wheels of the vehicle. In order to enable a smooth transmission of torque from the power unit assembly to the drive shaft, an electronic oil pump is typically installed within the transmission, which can be supplied with lubricating oil.

In embodiments of the present application, an electronic oil pump may include a controller, a motor, and an oil pump, wherein the controller is configured to control the connection of the motor and the oil pump such that various logic oil feed and oil break functions may be implemented.

However, in the related art, oil easily permeates into the inside of the controller along a wire harness connecting the controller, erodes a circuit board inside thereof, and causes a control function failure of the controller.

In view of this, the present application provides a controller cover plate and a controller, which can reduce the occurrence of oil penetration into the inside thereof, thereby contributing to efficient operation of the controller.

Preferred embodiments of the controller cover plate and the controller according to the present disclosure are specifically described below with reference to the accompanying drawings. FIG. 1 illustrates a schematic structural diagram of a controller cover plate provided in some embodiments of the present application; FIG. 2 is a schematic cross-sectional view of a controller cover plate according to some embodiments of the present application; FIG. 3 shows a schematic structural view of the cover plate of FIG. 1; FIG. 4 shows a schematic structural view of the electrical connector of FIG. 1; FIG. 5 shows a schematic structural view of the electrical connector of FIG. 1; FIG. 6 shows a schematic view of the electrical connector and seal of FIG. 1; FIG. 7 illustrates a schematic diagram of a controller cover plate provided in some embodiments of the present application; fig. 8 illustrates a schematic structural diagram of a controller provided in some embodiments of the present application.

In a first aspect, referring to fig. 1 and 2, an embodiment of the present application provides a controller cover 10, including a cover 11, an electrical connector 12, and a seal 13. The cover 11 has a mounting hole 111 penetrating the cover 11 in the thickness direction, the electrical connector 12 is mounted in the mounting hole 111, and a first end of the electrical connector 12 is provided extending from the mounting hole 111. A seal 13 is provided in the mounting hole 111 to block the mounting hole 111.

The embodiment of the application provides a controller apron 10, including lid 11, electric connector 12 and sealing member 13, electric connector 12 installs in the mounting hole 111 of lid 11, can make the circuit board in the controller be connected with other parts electricity in order to realize the control function of controller, and sealing member 13 can shutoff mounting hole 111, and then can reduce the inside emergence of oil infiltration controller along electric connector 12 to help the effective operation of controller.

In an embodiment of the present application, the cover plate is configured to cover the housing opening of the controller to provide a seal. The cover 11 of the cover may be made of materials well known in the art, such as aluminum alloy, plastic, etc. In some examples, the cover 11 may be made of plastic material. Further, the cross-sectional shape of the cover 11 may be any one of a circle, a rectangle, or a sphere, and the specific shape thereof may be selected according to the opening of the controller, and the embodiment of the present application is not particularly limited herein.

Referring to fig. 3, in some embodiments of the present application, the cover 11 has a central region 112 and an edge region 113 surrounding the central region 112, and the edge region 113 is provided with at least one fastening portion 114 along a circumferential direction.

In the above embodiments, the central region 112 may be provided with some structural reinforcements and sealing structures, and the edge region 113 may be provided with some structural reinforcements and sealing structures, so as to make reasonable use of the structural space of the cover 11. And the edge area 113 is provided with at least one buckling part 114 along the circumferential direction, and this buckling part 114 can be connected with the casing buckle of controller, further improves sealed effect to the setting of buckling part 114 can make things convenient for the dismantlement and the maintenance of controller.

In some embodiments of the present application, the central region 112 is provided with reinforcing ribs 115. The provision of the reinforcing ribs 115 can improve the structural strength of the cover 11 and reduce the occurrence of deformation of the cover.

In some embodiments of the present application, the cover 11 has a first surface and a second surface that are disposed opposite to each other, the first surface has a first edge region and a first center region disposed around the first edge region, the second surface has a second edge region and a second center region disposed around the second edge region, wherein the first center region and the second center region are disposed opposite to each other, the first edge region and/or the first center region of the first surface may be disposed with a sealing groove 116, and a sealing effect of the cover may be further enhanced by a dispensing process within the sealing groove 116.

In addition, the cover 11 has a first recess portion recessed from the first surface in the thickness direction of the cover 11, and the first recess portion protrudes from the second surface, and the mounting hole 111 is provided in the first recess portion, so that a thicker seal 13 can be provided to further improve the sealing effect to reduce occurrence of oil leakage.

In the above embodiments, the reinforcing rib may be provided in either one of the first center region and the second center region, or may be provided in both of the first center region and the second center region.

Referring to fig. 4, in some embodiments of the present application, the electrical connector 12 includes a first electrical connection portion 121, an electrical connection intermediate portion 122, and a second electrical connection portion 123. At least part of the first electrical connection portion 121 extends from the mounting hole 111, the second electrical connection portion 123 is disposed in the mounting hole 111, and the electrical connection intermediate portion 122 is vertically connected between the first electrical connection portion 121 and the second electrical connection portion 123.

In the above embodiments, the first electrical connection part 121 may be used to electrically connect a circuit board within the controller, the second electrical connection part 123 may be used to electrically connect the wire harness 124, and the electrical connection intermediate part 122 vertically connects between the first electrical connection part 121 and the second electrical connection part 123, thus enabling the electrical connector 12 to form a stepped structure that may effectively reduce the occurrence of oil penetrating into the controller from the mounting hole 111.

Further, in some embodiments of the present application, the electrical connector 12 further includes a positioning portion 1221, where the positioning portion 1221 is disposed on at least one side of the electrical connection middle portion 122. The positioning portion 1221 can facilitate the mounting positioning of the electrical connector 12 and reduce the positional degree of the electrical connector 12 with respect to the mounting hole 111, thereby improving the mounting efficiency of the electrical connector 12.

In these embodiments described above, the locating portion 1221 may also be able to help the seal 13 better seal the mounting hole 111, further reducing the occurrence of oil from penetrating into the controller interior from within the mounting hole 111.

Referring to fig. 5, in some embodiments of the present application, the positioning portion 1221 includes a first boss 1221a and a second boss 1221b, where the first boss 1221a and the second boss 1221b are located on the same side of the electrically connecting intermediate portion 122 and are spaced apart. A gap may be formed between the first boss 1221a and the second boss 1221b through which the seal 13 can better sealingly connect with the first boss 1221a and the second boss 1221b, further reducing oil penetration into the controller interior from the sides of the electrical connection 12.

To mate with the electrical connector 12 to further reduce the occurrence of oil infiltration into the controller interior, in some embodiments of the present application, the mounting hole 111 is a stepped hole having a first stepped surface 1111 to which the electrical connection intermediate portion 122 is mounted.

As described above, the cover 11 has the first recess portion recessed from the first surface in the thickness direction of the cover 11 and the first recess portion protruding from the second surface, and the stepped hole is provided in the first recess portion, it is understood that the first recess portion has the through hole whose inner surface protrudes to form the stepped hole, that is, the protruding portion may serve as the first stepped surface 1111 of the stepped hole, so that the electrical connector 12 can be stably mounted in the stepped hole.

Referring to fig. 3, in some embodiments of the present application, a limiting groove 1112 is disposed on the first step surface 1111 and cooperates with the positioning portion 1221. Through this limiting groove 1112, the electrical connector 12 can be quickly fixed and limited by the positioning portion 1221, and the degree of positioning when the sealing member 13 seals the mounting hole 111 can be further reduced.

In the embodiment of the present application, the number of the limiting grooves 1112 may be designed according to the number of the electrical connectors 12, and it is understood that the limiting grooves 1112 and the electrical connectors 12 are designed in a one-to-one correspondence. For example, the cover plate includes 5 electrical connectors 12, and then the first step surface 1111 is provided with 5 limiting grooves 1112, and a plastic spacer is disposed between two adjacent limiting grooves 1112 to better separate two adjacent electrical connectors 12. And the spacer has a proper thickness, so that the electrical performance of the electrical connector 12 can be conducted well.

Referring to fig. 4 and 5, in some embodiments of the present application, the surface of the electrical connection intermediate portion 122 is provided with knurls 1222. The knurling 1222 aids in sealing the mounting hole 111 by the seal 13, thereby reducing the occurrence of oil penetration into the controller interior along the second and first surfaces.

The electrical connector 12 in the embodiments of the present application may be made of a conductive metal material, such as copper, aluminum, iron, or an alloy thereof, and the embodiments of the present application are not particularly limited herein.

In these embodiments, to further reduce the occurrence of oil corrosion of the electrical connector 12 and oil leakage, a protective layer may be provided on the first and second surfaces of the electrical connection, the protective layer may be formed by stannous plating, and the stannous plating crystal particles may be roughened to improve the adhesion of the protective layer surface thereof, and facilitate the sealing connection between the sealing member 13 and the electrical connector 12, thereby further reducing the occurrence of oil leakage into the controller.

Referring to fig. 6, in some embodiments of the present application, the sealing member 13 includes a first colloid 131 and a second colloid 132, where the first colloid 131 is encapsulated in the mounting hole 111 by encapsulation and injection molding to form a part of the electrical connection member 12, and the encapsulation may be made of a polyphthalamide (PPA) material with good oil resistance and fluidity, so that the encapsulation formed by injection molding the PPA material into the mounting hole 111 may form an integral structure with the electrical connection member 12 and the cover 11, thereby achieving a good sealing effect on the mounting hole 111.

In addition, as shown in fig. 7, the second electrical connection portion 123 and the wire harness 124 may be connected in a sealing manner by using an encapsulation molding method, wherein an insulation layer of the wire harness may be made of teflon, and the teflon is an elastic plastic body with a wall thickness of 0.4mm. The wiring harness and the mounting hole 111 may be in an interference fit, wherein the wiring harness includes a signal wiring harness 1242 and a power wiring harness 1241. Exemplary, the outer diameters of the signal wire harness 1242 and the power wire harness 1241 may be 1.56mm, the inner diameter of the mounting hole 111 of the signal wire harness 1242 in the cover 11 may be 1.4mm, the outer diameter of the power wire harness 1241 may be 3.8mm, and the inner diameter of the mounting hole 111 of the power wire harness 1241 may be 3.5mm, and the wire harness and the hole wall of the mounting hole 111 may be in close contact due to elasticity and compressibility of the wire harness, so that the sealing of the mounting holes 111 is facilitated, and the occurrence of glue leakage during encapsulation injection molding may be reduced, thereby improving the sealing effect.

The second colloid 132 is located above the first colloid 131 to further seal the mounting hole 111. The first end of the first electrical connection portion 121 may extend from the surface of the second adhesive 132, so as to be electrically connected to a circuit board in the controller. The second colloid 132 has a trapezoid structure and a thickness of 4mm, so that the shape of the mounting hole 111 can be matched, and the sealing effect is further improved.

In the embodiment of the present application, the second gel 132 is made by pouring epoxy resin into the mounting hole 111, wherein the epoxy resin has good fluidity and oil resistance, and has good adhesion ability with the electrical connector 12 and the cover plate, so that the electrical connector 12 can be fixed in the mounting hole 111 and seal the mounting hole 111.

In a second aspect, referring to fig. 8, a controller 1 is provided according to an embodiment of the present utility model, which includes a first housing 20, a circuit board (not shown) and a cover plate. The first housing 20 has an open accommodating cavity, the circuit board is located in the accommodating cavity, and the cover plate covers the opening of the first housing 20, and the cover plate is the controller cover plate 10 in the first aspect of the application.

In some embodiments of the present application, the edge region of the first housing 20 and the edge region 113 of the cover plate may be fixedly connected through the fastening portion 114 and the screw, so that space may be reasonably utilized, and thermal shock may be reduced to cause deformation and cracking.

In a third aspect, based on the same inventive concept, embodiments of the present application also provide an electronic oil pump including the controller of the second aspect of the present application.

In a fourth aspect, based on the same inventive concept, embodiments of the present application further provide a gearbox, including the electronic oil pump of the third aspect of the present application.

In a fifth aspect, embodiments of the present application further provide a vehicle including the gearbox of the fourth aspect of the present application, based on the same inventive concept.

In the embodiments described above, the controller, the electronic oil pump, the gearbox and the vehicle all adopt the same inventive concept, and can achieve the same beneficial effects, and are not described herein again.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the embodiments, and are intended to be included within the scope of the claims and description. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict. The present application is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (10)

1. A controller cover plate, comprising:

a cover body having a mounting hole penetrating the cover body in a thickness direction;

the electric connecting piece is arranged in the mounting hole, and a first end of the electric connecting piece extends out of the mounting hole;

and the sealing piece is arranged in the mounting hole to seal the mounting hole.

2. The controller board of claim 1, wherein the electrical connection comprises:

the first electric connection part is at least partially extended from the mounting hole;

the second electric connection part is arranged in the mounting hole;

and the electric connection middle part is connected between the first electric connection part and the second electric connection part.

3. The controller board of claim 2, wherein the electrical connector further comprises a positioning portion disposed on at least one side of the intermediate portion.

4. The controller cover plate according to claim 3, wherein the positioning portion includes a first boss and a second boss, the first boss and the second boss being located on the same side of the electrical connection intermediate portion and being disposed at intervals.

5. The controller board of claim 3, wherein the mounting hole is a stepped hole and the stepped hole has a first stepped surface, the electrically connected intermediate portion being mounted to the first stepped surface.

6. The controller cover plate according to claim 5, wherein the first step surface is provided with a limit groove matched with the positioning part.

7. The controller cover plate according to any one of claims 2-6, wherein a surface of the electrically connected intermediate portion is provided with knurling.

8. The controller cover plate according to claim 1, wherein the cover body has a central region and an edge region surrounding the central region, the edge region being provided with at least one snap-in portion in a circumferential direction.

9. The controller board of claim 8, wherein the central region is provided with a stiffener.

10. A controller, comprising:

a first housing having an open accommodation chamber;

the circuit board is positioned in the accommodating cavity;

a cover plate covering the opening of the first housing, wherein the cover plate is a controller cover plate according to any one of claims 1-9.