CN210745698U - Controller structure and electric motor car - Google Patents
Controller structure and electric motor car Download PDFInfo
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- CN210745698U CN210745698U CN201921127668.7U CN201921127668U CN210745698U CN 210745698 U CN210745698 U CN 210745698U CN 201921127668 U CN201921127668 U CN 201921127668U CN 210745698 U CN210745698 U CN 210745698U
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- circuit board
- control circuit
- enclosing wall
- wall structure
- controller
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Abstract
The utility model discloses a controller structure and an electric vehicle, the controller structure comprises a first shell component and a second shell component, wherein the first shell component is provided with a first enclosing wall structure, and a first bump is arranged on the first enclosing wall structure; the control circuit board is arranged on the first enclosing wall structure; and the second shell part is provided with a second bump, the second shell part is connected with the first shell part through a buckle, and the control circuit board is clamped through the first bump and the second bump. An electric vehicle comprises the controller structure. The first shell component and the second shell component are connected through a buckle, the control circuit board is clamped through the first salient point and the second salient point, the first shell component, the second shell component and the control circuit board are connected and fixed, the control circuit board is simply and reliably fixed without screw connection, and the connection and fixing scheme of the first shell component and the second shell component is reliable. By adopting the scheme, the size of the controller can be designed to be light and handy, and the assembly is very convenient and reliable.
Description
Technical Field
The utility model is used for the electric motor car field especially relates to a controller structure and electric motor car.
Background
Energy conservation and weight reduction are important subjects for electric vehicle development, and on the premise of meeting the reliability requirement, automobile parts can be made simpler, and the lighter the automobile parts are, the better the automobile parts are. The controller is one of the very common parts of electric motor car, and the more simple the fixed connection mode of each part in the controller system is, weight just can design lighter, also can save raw and other materials and cost of labor simultaneously, the automatic assembly of being convenient for.
At present, in the design and assembly aspects of a common electric vehicle controller, a control circuit board is usually fixed on a housing by screws, and then another housing is fixed on the housing with the control circuit board by screw connection, although the existing design realizes the function of product assembly to a certain extent, there are several disadvantages as follows:
① the control circuit board needs at least three screws for fixing, four screws for connecting and fixing the upper and lower shells, and the space for screwing the screws for fixing the upper and lower shells, so the sizes of the upper and lower shells and the control circuit board need to be designed to be large enough, which conflicts with the idea of how to design the controller to be lighter, and simultaneously, the control circuit board also occupies larger layout space of the electric vehicle, which is not beneficial to the arrangement of more parts of the electric vehicle and the increase of more functions;
②, more working hours are consumed for screwing, the cost of material management is increased, and the quality control of products is affected as more process procedures are used;
③ complex connection mode of screwing is not beneficial to the promotion of automatic assembly mode and the implementation of industrial 4.0 production.
Of course, some existing controllers also adopt a non-screw connection scheme, some adopt a double-sided adhesive tape pasting scheme, and some adopt an ultrasonic wave or laser welding scheme. However, the scheme of double-sided adhesive bonding is not beneficial to the promotion of an automatic assembly mode, a complex assembly jig is needed, the scheme of ultrasonic wave or laser welding brings higher process cost, the welded shell cannot be disassembled and repaired, and the after-sale maintenance cost is high.
The most economical screwless connection scheme at present adopts a plastic hook connection mode. The upper and lower shells of the controller are provided with a clamping hook to fix the control circuit board, and the upper and lower shells are also connected through the clamping hook. The existence of trip can make the structure of upper and lower casing become complicated, and the size space also grow thereupon, if the trip structure designs unreasonablely, can lead to the controller to produce abnormal sound in the vibration impact, perhaps trip fracture, serious problems such as fixed inefficacy are connected to the controller.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a controller structure and electric motor car, do not need the screw connection, fix control circuit board simply reliably, first housing part and second housing part connection fixed scheme are reliable. By adopting the scheme, the size of the controller can be designed to be light and handy, and the assembly is very convenient and reliable.
The utility model provides a technical scheme that its technical problem adopted is: a controller structure comprises
The first shell component is provided with a first enclosing wall structure, and first salient points are arranged on the first enclosing wall structure;
a control circuit board disposed on the first enclosure structure; and
and the second shell part is provided with a second salient point, is connected with the first shell part through a buckle and clamps the control circuit board through the first salient point and the second salient point.
Preferably, a plurality of limiting bosses are arranged along the first enclosing wall structure, guiding inclined planes are arranged on the limiting bosses, limiting grooves are arranged at the edges of the control circuit board, and the limiting grooves are matched with the limiting bosses.
Preferably, the control circuit board is provided with two positioning holes, and the two positioning holes are positioned at the diagonal positions of the control circuit board; the first shell component is provided with two positioning columns, the two positioning columns are located at the opposite corners of the first shell component, and the positioning columns are matched with the positioning holes.
Preferably, the second housing part has a second fence structure, the second bump is located at the root of the inner side of the second fence structure, and the second fence structure covers the outer side of the first fence structure and is connected by a buckle.
Preferably, the buckle includes a clamping protrusion arranged on the first enclosing wall structure and a bayonet arranged on the second enclosing wall structure.
Preferably, the second enclosing wall structure is provided with a slit at two sides of the bayonet to form an elastic clamping arm.
Preferably, a rib structure matched with the first enclosing wall structure is arranged on the inner side of the second enclosing wall structure.
Preferably, the first enclosure part is provided with a first top pillar on the inner side of the first enclosure structure, the end part of the first top pillar is provided with a third bump, the second enclosure part is provided with a second top pillar on the inner side of the second enclosure structure, and the end part of the second top pillar is provided with a fourth bump.
Preferably, a port is arranged on the control circuit board, and a via hole is arranged on the first shell part and/or the second shell part at a position corresponding to the port.
An electric vehicle comprises the controller structure in any one of the above technical schemes.
One of the above technical solutions has at least one of the following advantages or beneficial effects: in the controller structure, the first shell part and the second shell part are connected through a buckle, the control circuit board is clamped through the first salient point and the second salient point, the first shell part, the second shell part and the control circuit board are fixedly connected, the control circuit board is simply and reliably fixed without screw connection, and the scheme for connecting and fixing the first shell part and the second shell part is reliable. By adopting the scheme, the size of the controller can be designed to be light and handy, and the assembly is very convenient and reliable.
Drawings
The present invention will be further explained with reference to the accompanying drawings:
FIG. 1 is an exploded view of one embodiment of the controller architecture of the present invention;
FIG. 2 is a schematic view of the first housing component configuration of the embodiment shown in FIG. 1;
FIG. 3 is a schematic view of the second housing component of the embodiment shown in FIG. 1;
FIG. 4 is a schematic diagram of a control circuit board structure according to one embodiment shown in FIG. 1;
FIG. 5 is a schematic view of the control circuit board of FIG. 1 in a mated configuration with the first housing component;
fig. 6 is a schematic structural diagram of one embodiment shown in fig. 1.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the present invention, if there is a description of directions (up, down, left, right, front and back), it is only for convenience of description of the technical solution of the present invention, and it is not intended to indicate or imply that the technical features indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
In the present invention, "a plurality" means one or more, "a plurality" means two or more, "more than", "less than", "more than", and the like, which means that the number is not included; the terms "above", "below", "within" and the like are to be understood as including the number. In the description of the present invention, if there is any description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 and 6, an embodiment of the present invention provides a controller structure, including
The first housing part 1, referring to fig. 2, the first housing part 1 has a first enclosing wall structure 11, an inner cavity of the first housing part 1 is formed inside the first enclosing wall structure 11 to provide a space for an element on the control circuit board, the first enclosing wall structure 11 is provided with a limiting boss 12 and a first bump 13, and the first bump 13 is in a cylindrical shape, a spherical shape, a prismatic shape or a pyramid shape and is used for being in interference fit with the control circuit board;
a control circuit board 2, the control circuit board 2 is matched with the first enclosing structure 11 in shape, referring to fig. 4, the control circuit board 2 is arranged on the first enclosing structure 11 and is supported by the first enclosing structure 11; and
the second housing part 3, see fig. 3, is provided with a second bump 31, the second bump 31 is cylindrical, spherical, prismatic or pyramid-shaped and is used for interference fit with the control circuit board 2, the second housing part 3 is connected with the first housing part 1 by a snap fit, and the control circuit board 2 is clamped by the first bump 13 and the second bump 31.
In the above embodiment, the first housing part 1 and the second housing part 3 are connected by a snap fit, and the control circuit board 2 is clamped in the vertical direction by the first salient points 13 and the second salient points 31, so that the first housing part 1, the second housing part 3 and the control circuit board 2 are connected and fixed, the control circuit board 2 is simply and reliably fixed without screw connection, and the connection and fixing scheme of the first housing part 1 and the second housing part 3 is reliable. By adopting the scheme, the structural size of the controller can be designed to be light and handy, and the assembly is very convenient and reliable.
In some embodiments, referring to fig. 2, a plurality of limiting bosses 12 are disposed along the first enclosing wall structure 11, a limiting groove 21 is disposed at the edge of the control circuit board 2, the limiting groove 21 cooperates with the limiting bosses 12, and the movement of the control circuit board 2 in the horizontal direction is limited by the cooperation of the limiting bosses 12 and the limiting groove 21.
Furthermore, a guide inclined plane is arranged on the limiting boss 12, and when the control circuit board 2 is placed into the first housing part 1, the limiting boss 12 can be matched with the limiting groove 21 to play a guiding role, so that the control circuit board 2 can be rapidly and accurately positioned.
In some embodiments, the control circuit board 2 and the first enclosing wall structure 11 are polygonal, for example, in the embodiment shown in fig. 4, the control circuit board 2 is square, two positioning holes 22 are formed on the control circuit board 2, and the two positioning holes 22 are located at opposite corners of the control circuit board 2 to avoid a functional area of the control circuit board 2 and make positioning more accurate, wherein one positioning hole 22 is an oblong hole, and the other positioning hole 22 is a round hole; two positioning columns 14 are arranged on the first shell component 1, the two positioning columns 14 are located at the diagonal positions of the first shell component 1, and the positioning columns 14 are matched with the positioning holes 22 and are combined with the contact support of the first salient points 13 and the second salient points 31 to realize the accurate positioning of two holes on one surface.
In some embodiments, the second housing part 3 is in the form of a flat plate, and the second housing part 3 is connected to the first housing part 1 by edge snap-fitting.
In some embodiments, referring to fig. 3, the second housing part 3 has a second enclosing wall structure 32, an inner side of the second enclosing wall structure 32 forms an inner cavity of the second housing part 3 to provide a space for components on the control circuit board, the second protrusion 31 is located at an inner root of the second enclosing wall structure 32, the second enclosing wall structure 32 covers the outer side of the first enclosing wall structure 11 and is connected by a snap fit to cover the control circuit board 2 inside, and at the same time, the first protrusion 13 and the second protrusion 31 clamp the control circuit board 2.
The snap may be of various types known per se, for example in some embodiments the snap comprises a snap boss 15 provided on the first enclosing wall structure 11 and a bayonet 33 provided on the second enclosing wall structure 32. In other embodiments, the snap comprises a bayonet provided on the first enclosing wall structure 11 and a snap provided on the second enclosing wall structure 32. The clamping protrusion and the clamping opening are buckled after the first shell component 1 is butted with the second shell component 3. Compare current controller structure with elongated trip fixed control circuit board 2, structural strength is higher, the reliability is better.
In some embodiments, referring to fig. 3, the second enclosing wall structure 32 is provided with slits 34 at two sides of the bayonet 33 to form the elastic clip arm 30, the elastic clip arm deforms during the process of pressing the first housing part 1 into the second housing part 3, and after pressing to the bottom, the clip protrusion enters the bayonet of the elastic clip arm, so as to achieve the purpose of tightly fastening the first housing part 1 and the second housing part 3.
In some embodiments, referring to fig. 3, the second enclosing wall structure 32 is provided with a rib structure 35 inside which cooperates with the first enclosing wall structure 11. For limiting the relative movement of the first housing part 1 and the second housing part 3 in the horizontal direction.
In some embodiments, in order to provide clamping support for the middle of the control circuit board 2, referring to fig. 2, the first housing part 1 is provided with a first top pillar 16 inside the first enclosing wall structure 11, the end of the first top pillar 16 is provided with a third bump 17, referring to fig. 3, the second housing part 3 is provided with a second top pillar 36 inside the second enclosing wall structure 32, the end of the second top pillar 36 is provided with a fourth bump 37, and the third bump 17 and the fourth bump 37 are aligned or staggered, so that the control circuit board 2 can be clamped from both sides to limit the movement of the control circuit board 2 in the vertical direction.
The control circuit board 2 can realize signal transmission in a wireless or wired manner, preferably, referring to fig. 1 and 6, a port 23 is arranged on the control circuit board 2, via holes are arranged on the first housing part 1 and/or the second housing part 3 at positions corresponding to the port 23, and the control circuit board 2 can be quickly plugged through the port 23.
An embodiment of the utility model provides an electric motor car, including above arbitrary embodiment the controller structure. The specific technical features and technical effects of the controller structure have been described in detail above, and are not described in detail.
The invention is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (10)
1. A controller structure characterized by: comprises that
The first shell component is provided with a first enclosing wall structure, and first salient points are arranged on the first enclosing wall structure;
a control circuit board disposed on the first enclosure structure; and
and the second shell part is provided with a second salient point, is connected with the first shell part through a buckle and clamps the control circuit board through the first salient point and the second salient point.
2. The controller structure of claim 1, wherein: the edge first enclosure structure is equipped with a plurality of spacing bosss, be equipped with the direction inclined plane on the spacing boss, the edge of control circuit board is equipped with the spacing groove, the spacing groove with spacing boss cooperation.
3. The controller structure of claim 1, wherein: two positioning holes are formed in the control circuit board and located at the opposite corners of the control circuit board; the first shell component is provided with two positioning columns, the two positioning columns are located at the opposite corners of the first shell component, and the positioning columns are matched with the positioning holes.
4. The controller structure of claim 1, wherein: the second shell part is provided with a second enclosing wall structure, the second salient points are positioned at the root part of the inner side of the second enclosing wall structure, and the second enclosing wall structure covers the outer side of the first enclosing wall structure and is connected through a buckle.
5. The controller structure of claim 4, wherein: the buckle is including establishing card on the first enclosure structure is protruding with establish bayonet socket on the second enclosure structure.
6. The controller structure of claim 5, wherein: and the second enclosing wall structure is provided with cutting seams at two sides of the bayonet to form an elastic clamping arm.
7. The controller structure of claim 4, wherein: and a rib structure matched with the first enclosing wall structure is arranged on the inner side of the second enclosing wall structure.
8. The controller structure of claim 4, wherein: the first shell part is arranged on the inner side of the first enclosing wall structure and is provided with a first top column, the end part of the first top column is provided with a third bump, the second shell part is arranged on the inner side of the second enclosing wall structure and is provided with a second top column, and the end part of the second top column is provided with a fourth bump.
9. The controller structure of claim 8, wherein: the control circuit board is provided with a port, and the first shell part and/or the second shell part are/is provided with via holes at positions corresponding to the port.
10. An electric vehicle, characterized in that: comprising a controller structure as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127668.7U CN210745698U (en) | 2019-07-17 | 2019-07-17 | Controller structure and electric motor car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921127668.7U CN210745698U (en) | 2019-07-17 | 2019-07-17 | Controller structure and electric motor car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210745698U true CN210745698U (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921127668.7U Active CN210745698U (en) | 2019-07-17 | 2019-07-17 | Controller structure and electric motor car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210745698U (en) |
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2019
- 2019-07-17 CN CN201921127668.7U patent/CN210745698U/en active Active
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