CN220139980U - Controller and vehicle - Google Patents

Abstract

The embodiment of the utility model relates to the technical field of controllers, and particularly discloses a controller, which comprises a shell, a connecting circuit board, a main board and a plurality of expansion boards, wherein the shell is provided with a containing cavity and an opening, the opening is communicated with the containing cavity, the shell is also internally provided with a first mounting groove and a plurality of second mounting grooves, the connecting circuit board is arranged in the containing cavity, the main board is arranged at the first mounting groove, one end of the main board is used for being connected with the connecting circuit board, the other end of the main board is provided with a first terminal, the first terminal extends out of the opening, one expansion board is arranged at a second mounting groove, one end of one expansion board is used for being spliced with the connecting circuit board, the other end of the one expansion board is provided with a second terminal, and the second terminal extends out of the opening. Through the mode, the main board, the connecting circuit board and the expansion boards can be arranged in the accommodating cavity of the shell, so that the expansion boards are prevented from being arranged outside the shell, the whole size of the controller is reduced, and the occupied space of the train controller is reduced.

Description

Controller and vehicle

Technical Field

The embodiment of the utility model relates to the technical field of controllers, in particular to a controller and a vehicle.

Background

A train controller refers to a device for a train control system. The train system includes: vehicle body systems, vehicle connection systems, motor braking systems, and air conditioning air supply systems, among others. In order to realize the control of a plurality of train systems, the traditional train controller generally comprises a shell, a main board, a connecting circuit board and a plurality of expansion boards, wherein the main board and the connecting circuit board are arranged in the shell, and the expansion boards are communicated with the main board through the connecting circuit board and are further used for controlling the train systems. In general, an expansion board is used for controlling a train system, and in order to facilitate replacement and installation of the expansion board, and further realize functions of controlling different train systems, in a conventional train controller, a plurality of expansion boards are usually installed outside a housing, so that the overall occupied space of the conventional train controller is large, and adverse effects are caused. For example, the mechanical installation space of a train is usually limited, and the overall occupied space of a train controller is large, which is unfavorable for reasonable layout and installation and use of other devices and systems.

Disclosure of Invention

The technical problem to be solved by the embodiment of the utility model is to provide a controller and a vehicle, which can reduce the occupied space.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides a controller, which comprises a housin, the connection circuit board, mainboard and a plurality of expansion board, the casing is equipped with accepts chamber and opening, the opening is with acceping the chamber intercommunication, the casing still is equipped with first mounting groove position and a plurality of second mounting groove position in acceping the intracavity, a plurality of second mounting groove position interval distribution, the connection circuit board is installed in acceping the chamber, the mainboard is installed in first mounting groove position, the one end of mainboard is used for being connected with the connection circuit board, the other end of mainboard has first terminal, first terminal stretches out from the opening, an expansion board is installed in a second mounting groove position, one end of an expansion board is used for pegging graft with the connection circuit board, the other end of an expansion board has the second terminal, the second terminal stretches out from the opening.

Optionally, the housing is provided with a plurality of first sliding grooves and a plurality of second sliding grooves in the accommodating cavity, the first sliding grooves are opposite to the second sliding grooves, the first sliding grooves and the opposite second sliding grooves form a second installation groove together, two sides of an expansion plate are respectively inserted into the first sliding grooves and the second sliding grooves, and two sides of the expansion plate can slide along the first sliding grooves and the second sliding grooves respectively.

Optionally, the controller further comprises a partition plate, the partition plate is arranged in the accommodating cavity, the accommodating cavity is divided into a first cavity and a second cavity which are arranged in parallel by the partition plate, and second mounting slots are respectively arranged in the first cavity and the second cavity; the first mounting groove is located above the first cavity and the second cavity.

Optionally, the housing is provided with a third chute and a fourth chute in the accommodating cavity, the third chute is opposite to the fourth chute, the third chute and the fourth chute jointly form a first installation slot, two sides of the main board are respectively inserted into the third chute and the fourth chute, and two sides of the main board can respectively slide along the third chute and the fourth chute.

Optionally, the connection circuit board is provided with a slot, and one end of the expansion board is provided with a plug, and the plug is inserted into the slot, so that one end of the expansion board is connected with the connection circuit board.

Optionally, the shell comprises a base, a backboard, a top plate and a front plate, the base comprises a first side plate, a bottom plate and a second side plate, the first side plate and the second side plate are oppositely arranged on the bottom plate, the partition plate is located between the first side plate and the second side plate, the backboard is arranged at one end of the first side plate, the bottom plate and the second side plate, the connecting circuit board is arranged on the surface of the backboard, which faces the front plate, the front plate is arranged at one end, far away from the backboard, of the first side plate, the bottom plate and the second side plate, the top plate is arranged at the top end, far away from the bottom plate, of the first side plate, the backboard, the front plate and the top plate are enclosed together to form the shell, and first sliding grooves and second sliding grooves which are in one-to-one correspondence are respectively arranged on opposite side walls of the first side plate and the partition plate; the opposite side walls of the second side plate and the partition plate are respectively provided with a first chute and a second chute which are in one-to-one correspondence; the first side plate and the second side plate are respectively provided with a third chute and a fourth chute which are distributed relatively.

Optionally, front bezel and roof integrated into one piece, the opening sets up in the front bezel, or, the roof includes roof main part and fixed plate, and the one end of fixed plate is connected in one edge of roof main part, and fixed plate and roof main part are the contained angle setting, and the fixed plate is located the one end that the backplate was kept away from to first curb plate, bottom plate and second curb plate, and the fixed plate can be dismantled fixedly with the front bezel, and fixed plate and front bezel are provided with the opening respectively.

Optionally, the connector further comprises a buffer piece, wherein the buffer piece is fixed on the connecting circuit board and is used for propping against the end part of one end of the expansion board after the plug is inserted into the slot.

Optionally, the plug comprises a plug and a slot, and the plug is inserted into the slot, and is connected with the expansion board through the plug and the slot.

In order to solve the technical problems, another technical scheme adopted by the embodiment of the utility model is as follows: there is provided a vehicle comprising the controller described above.

The embodiment of the utility model has the beneficial effects that: different from the situation of the prior art, the embodiment of the utility model comprises a shell, a connecting circuit board, a main board and a plurality of expansion boards, wherein the shell is provided with a containing cavity and an opening, the opening is communicated with the containing cavity, the shell is also internally provided with a first mounting groove and a plurality of second mounting grooves, the plurality of second mounting grooves are distributed at intervals, the connecting circuit board is arranged in the containing cavity, the main board is arranged at the first mounting groove, one end of the main board is used for being connected with the connecting circuit board, the other end of the main board is provided with a first terminal, the first terminal extends out of the opening, an expansion board is arranged at the second mounting groove, one end of the expansion board is used for being spliced with the connecting circuit board, the other end of the expansion board is provided with a second terminal, and the second terminal extends out of the opening. According to the embodiment of the utility model, the main board, the connecting circuit board and the expansion boards are all arranged in the accommodating cavity of the shell, so that the expansion boards are prevented from being arranged outside the shell, the whole size of the controller is reduced, the whole occupied space of the train controller is reduced, and the reasonable layout and installation and use of other equipment and systems are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.

Fig. 1 is a schematic diagram of the overall structure of a controller according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of the overall structure of a controller according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a housing of a controller according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a housing of the controller according to the second embodiment of the present utility model;

FIG. 5 is a schematic overall structure of a further embodiment of a controller according to an embodiment of the present utility model;

FIG. 6 is a schematic structural view of a further embodiment of a housing of a controller provided by an embodiment of the present utility model;

fig. 7 is a partial enlarged view of a portion a in fig. 6;

fig. 8 is a schematic supporting view of an expansion board and a buffer of a controller according to an embodiment of the present utility model.

In the figure: 1 a shell, 101 a base, 1011 a first side plate, 1012 a bottom plate, 1013 a second side plate, 102 a back plate, 1021 a mounting bar, 103 a top plate, 1031 a top plate main body, 1032 a fixing plate, 104 a front plate, 11 a housing cavity, 111 a first cavity, 112 a second cavity, 12 an opening, 13 a first mounting slot, 14 a second mounting slot, 15 a first slide slot, 16 a second slide slot, 17 a third slide slot, 18 a fourth slide slot, 2 a connecting circuit board, 3 a main plate, 4 an extension plate, 5 a partition plate, and 6 a buffer member.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper," "lower," "inner," "outer," "vertical," "horizontal," and the like as used in this specification, refer to an orientation or positional relationship based on that shown in the drawings, merely for convenience of description and to simplify the description, and do not denote or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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 utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a controller includes a housing 1, a connection circuit board 2, a motherboard 3 and a plurality of expansion boards 4, wherein the housing 1 is provided with a housing cavity 11 and an opening 12, the opening 12 is communicated with the housing cavity 11, the housing 1 is further provided with a first mounting slot 13 and a plurality of second mounting slots 14 in the housing cavity 11, the plurality of second mounting slots 14 are distributed at intervals, the connection circuit board 2 is mounted in the housing cavity 11, the motherboard 3 is mounted in the first mounting slot 13, one end of the motherboard 3 is used for being connected with the connection circuit board 2, the other end of the motherboard 3 is provided with a first terminal, the first terminal extends out of the housing cavity 11 from the opening 12, the motherboard 3 is connected with other electronic devices through the first terminal, an expansion board 4 is mounted in a second mounting slot 14, one end of the expansion board 4 is used for being spliced with the connection circuit board 2, the other end of the expansion board 4 is provided with a second terminal, the second terminal extends out of the housing cavity 11 from the opening 12, and the expansion board 4 is connected with other electronic devices through the second terminal.

In some embodiments, the casing 1 is a square casing 1, the connection circuit board 2 is a rectangular circuit board, the connection circuit board 2 is attached to a side wall of the accommodating cavity 11, which is away from the opening 12, the main board 3 is a rectangular main board, one end of the main board 3 can be connected with the connection circuit board 2 in a plugging, welding or spring contact connection mode, a plurality of first terminals for connection with other electronic devices are arranged at the other end of the main board 3, the first terminals extend out of the accommodating cavity 11 from the opening 12, the main board 3 is connected with other different electronic devices through the first terminals so as to realize different functions, the plurality of expansion boards 4 are uniformly distributed in an array, namely, the intervals among the plurality of expansion boards 4 are uniform, the heat dissipation of the expansion boards 4 in the use process is facilitated, and the other ends of the expansion boards 4 extending out of the opening 12 are also facilitated to have enough space, so that the other ends of the expansion boards 4 extending out of the opening 12 are not influenced by the connection with other different electronic devices. The opening 12 communicating with the accommodating cavity 11 includes a plurality of through openings disposed on a side wall of the accommodating cavity 11 facing away from the connection circuit board 2, where the plurality of through openings are used for extending the plurality of first terminals at the other end of the motherboard 3 and the plurality of second terminals at the other end of the plurality of expansion boards 4 out of the accommodating cavity 11.

For the convenience of installing the expansion board 4, referring to fig. 2 to 4, for the above-mentioned housing 1, the housing 1 is provided with a plurality of first sliding grooves 15 and a plurality of second sliding grooves 16 in the accommodating cavity 11, wherein the first sliding grooves 15 and the second sliding grooves 16 are opposite, the first sliding grooves 15 and the second sliding grooves 16 are opposite to each other to form a second installation slot 14, the first sliding grooves 15 and the second sliding grooves 16 are communicated with the opening 12, two sides of the expansion board 4 are respectively inserted into the first sliding grooves 15 and the second sliding grooves 16, and two sides of the expansion board 4 can respectively slide along the first sliding grooves 15 and the second sliding grooves 16.

In some embodiments, the expansion board 4 is connected and conducted with the connection circuit board 2 in a plugging manner, wherein the connection circuit board 2 is provided with a slot, one end of the expansion board 4 is provided with a plug, and the plug can be plugged with the slot, and the process is as follows: when the expansion board 4 is mounted on the connection circuit board 2, one end of the expansion board 4 extends into the accommodating cavity 11 from the opening 12, two sides of the expansion board 4 are respectively inserted into the first sliding groove 15 and the second sliding groove 16, two sides of the expansion board 4 are driven to slide along the first sliding groove 15 and the second sliding groove 16 at the same time, and finally a plug at one end of the expansion board 4 is driven to be inserted into a slot on the connection circuit board 2. Conversely, when the expansion board 4 is detached from the connection circuit board 2, the first precursor separates the plug at one end of the expansion board 4 from the socket on the connection circuit board 2, and then drives the two sides of the expansion board 4 to slide and pull out along the first chute 15 and the second chute 16 simultaneously. Compared with the traditional fixing mode that the expansion board 4 is locked and attached to the shell 1 through bolts, the expansion board 4 is fixed to the shell 1 through the plugging of the expansion board 4 and the connecting circuit board 2, and therefore the operation convenience of installing and detaching the expansion board 4 is effectively improved.

Further, referring to fig. 3 and 4, for the first mounting groove 13 and the second mounting groove 14, the controller further includes a partition board 5, the controller defines a first direction and a second direction, the first direction and the second direction are perpendicular, the partition board 5 is disposed in the accommodating cavity 11, the partition board 5 divides the accommodating cavity 11 into a first cavity 111 and a second cavity 112, the first cavity 111 and the second cavity 112 are disposed in parallel along the first direction, a part of the second mounting groove 14 is located in the first cavity 111, a part of the second mounting groove 14 is located in the second cavity 112, and the first mounting groove 13 is located above the first cavity 111 and the second cavity 112 along the second direction. Through the first cavity 111 and the second cavity 112, a part of the second installation groove positions 14 and another part of the second installation groove positions 14 are arranged in parallel along the first direction, which is favorable for reducing the whole volume of the shell 1, and further is favorable for reducing the whole volume of the controller so as to reduce the occupied space of the controller.

For convenience in mounting the motherboard 3, referring to fig. 2 to 4 for the above-mentioned housing 1, the housing 1 is provided with a third chute 17 and a fourth chute 18 in the accommodating cavity 11, the third chute 17 and the fourth chute 18 are opposite, the third chute 17 and the fourth chute 18 together form a first mounting slot 13, two sides of the motherboard 3 are respectively inserted into the third chute 17 and the fourth chute 18, and two sides of the motherboard 3 can respectively slide along the third chute 17 and the fourth chute 18.

In some embodiments, the main board 3 and the connection circuit board 2 are also connected and conducted in a plugging manner, wherein the connection circuit board 2 is provided with a port, one end of the main board 3 is provided with a terminal, the terminal can be plugged with the port, two sides of the main board 3 are respectively inserted into the third chute 17 and the fourth chute 18, one end of the main board 3 is plugged with the port of the connection circuit board 2 through the terminal, and the other end of the main board 3 extends out from the opening 12. Compared with the traditional fixing mode that the main board 3 is locked and attached to the shell 1 through bolts, the main board 3 is fixed to the shell 1 through the plugging of the main board 3 and the connecting circuit board 2, and therefore the operation convenience of installation and disassembly of the main board 3 is effectively improved.

Further, as for the above-mentioned housing 1, referring to fig. 1 to 6, the housing 1 includes a base 101, a back plate 102, a top plate 103 and a front plate 104, the base 101 includes a first side plate 1011, a bottom plate 1012 and a second side plate 1013, the first side plate 1011 and the second side plate 1013 are oppositely disposed on the bottom plate 1012, the partition plate 5 is disposed on the bottom plate 1012, and the partition plate 5 is disposed between the first side plate 1011 and the second side plate 1013, the back plate 102 is disposed at one end of the first side plate 1011, the bottom plate 1012 and the second side plate 1013, the connection circuit board 2 is disposed on the surface of the back plate 102 facing the front plate 104, the front plate 104 is disposed at one end of the first side plate 1011, the bottom plate 1012 and the second side plate 1013 far from the back plate 102, the top plate 103 is disposed at the top end of the first side plate 1011 and the second side plate 1013 far from the bottom plate 1012, the base 101, the back plate 102, the front plate 104 and the top plate 103 are jointly enclosed to form the housing 1, wherein the first sliding grooves 15 and the second sliding grooves 16 are respectively disposed on the opposite side walls of the first side plate 1011 and the partition plate 5; the opposite side walls of the second side plate 1013 and the partition plate 5 are respectively provided with a first chute 15 and a second chute 16 which are in one-to-one correspondence; the first side plate 1011 and the second side plate 1013 are provided with a third chute 17 and a fourth chute 18, respectively, which are oppositely distributed.

In some embodiments, referring to fig. 3, the front plate 104 and the top plate 103 are integrally formed, the opening 12 includes a plurality of through openings, the plurality of through openings are all disposed on the front plate 104, at this time, for installation formation of the controller, as an example, the first side plate 1011 and the second side plate 1013 are relatively fixed on the bottom plate 1012, the partition plate 5 is fixed between the first side plate 1011 and the second side plate 1013, then the connection circuit board 2 is fixed on the surface of the back plate 102 facing the accommodating cavity 11, the back plate 102 is fixed on one ends of the first side plate 1011, the bottom plate 1012 and the second side plate 1013, next, the main plate 3 slides along the third chute 17 and the fourth chute 18, so that one ends of the main plate 3 are plugged on the connection circuit board 2, the plurality of extension plates 4 slide along the first chute 15 and the second chute, so that one ends of the plurality of extension plates 4 are plugged on the connection circuit board 2, finally, because the front plate 104 and the top plate 103 are integrally formed, the plurality of second terminals of the plurality of extension plates 3 are respectively passed through the plurality of through openings of the front plate 104, and the front plate 103 are fixed on the first side plate 1011, the bottom plate 1012 and the first side plate 1013, and the first ends of the first ends 1013 are far away from the top plate 1012.

In some embodiments, referring to fig. 6, the front board 104 and the top board 103 are separated from each other, where the top board 103 includes a top board main body 1031 and a fixing board 1032, one end of the fixing board 1032 is connected to an edge of the top board main body 1031, the fixing board 1032 and the top board main body 1031 are disposed at an included angle, the opening 12 includes a plurality of through openings, a portion of the through openings is located on the front board 104, another portion of the through openings is located on the fixing board 1032, at this time, for installation of the controller, as an example, the first side board 1011 and the second side board 1013 are relatively fixed to the bottom board 1012, the partition board 5 is fixed between the first side board 1011 and the second side board 1013, then, the back board 1013 is fixed to a surface of the back board 102 facing the housing cavity 11, the back board 102 is fixed to one end of the first side board 1011, the bottom board 1012 and one end of the second side board 1013, then, the main board 3 slides along the third chute 17 and the fourth chute 18, so that one end of the main board 3 is connected to the circuit board 2, and the plurality of extension boards 4 slide along the first chute 15 and the second chute, so that one end of the extension boards 4 is connected to the connecting circuit board 2, finally, the front board 103 is separated from the front board 1013 and the other end of the front board 1013 is connected to the first side board 1013 and the front board 2, and the front board 2 is separated from the first end of the first side board 1013 and the front board 2 and the other end is fixed to the front board 2.

In some embodiments, the base 101 is fixed to the front plate 104 and the top plate 103 by a plurality of screws, so that a plurality of screw holes are formed in the base 101, for providing electrical insulation and protection, an insulating layer is coated on the outer surface of the base 101 and the plurality of screw holes, and for facilitating grounding of the base 101, one of the plurality of screw holes is not coated with an insulating layer, specifically, when the front plate 104 or the top plate 103 is fixed to the base 101 by a plurality of screws, the screws fixed in the screw holes without the insulating layer are conducted to the base 101, and further grounding of the base 101 is facilitated.

Further, in order to avoid collision between the expansion board 4 and the connection circuit board 2 during plugging of the expansion board 4 and the connection circuit board 2, for the controller, please refer to fig. 7 and 8, the controller further includes a buffer member 6, where the buffer member 6 is fixed on the connection circuit board 2 or the back plate 102.

In some embodiments, the buffer member 6 is fixed to the connection circuit board 2, the buffer member 6 is elongated, the buffer member 6 is close to a slot of the connection circuit board 2, and the buffer member 6 is used to abut against an end of one end of the expansion board 4 after the plug is plugged into the slot.

In some embodiments, referring to fig. 8, the buffer member 6 is fixed to the back plate 102, the back plate 102 is provided with a mounting strip 1021, the buffer member 6 covers the surface of the mounting strip 1021, and the buffer member 6 is used for supporting an end of one end of the expansion board 4 after the plug is plugged into the socket.

In some embodiments, the buffer member 6 is foam, and the buffer member 6 is fixed to the connection circuit board 2 or the back plate 102 by an adhesive manner.

The embodiment of the utility model comprises a shell 1, a connecting circuit board 2, a main board 3 and a plurality of expansion boards 4, wherein the shell 1 is provided with a containing cavity 11 and an opening 12, the opening 12 is communicated with the containing cavity 11, the shell 1 is also internally provided with a first mounting groove 13 and a plurality of second mounting grooves 14, the plurality of second mounting grooves 14 are distributed at intervals, the connecting circuit board 2 is arranged in the containing cavity 11, the main board 3 is arranged in the first mounting groove 13, one end of the main board 3 is used for being connected with the connecting circuit board 2, the other end of the main board 3 extends out of the opening 12, the other end of the main board 3 is used for being connected with other electronic devices, one expansion board 4 is arranged in one second mounting groove 14, one end of the expansion board 4 is used for being spliced with the connecting circuit board 2, the other end of the expansion board 4 extends out of the opening 12, and the other end of the expansion board 4 is used for being connected with other electronic devices. According to the embodiment of the utility model, the main board 3, the connecting circuit board 2 and the expansion boards 4 are all arranged in the accommodating cavity 11 of the shell 1, so that the expansion boards 4 are prevented from being arranged outside the shell 1, the whole size of the controller is reduced, the whole occupied space of the train controller is reduced, and the reasonable layout, installation and use of other equipment and systems are facilitated.

The present utility model further provides an embodiment of a vehicle, where the vehicle includes the controller, and the specific structure and function of the controller may refer to the above embodiment, which is not described herein again.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (10)

1. A controller, comprising:

the shell is provided with a containing cavity and an opening, the opening is communicated with the containing cavity, a first mounting groove position and a plurality of second mounting groove positions are further arranged in the containing cavity, and the plurality of second mounting groove positions are distributed at intervals;

the connecting circuit board is arranged in the accommodating cavity;

the main board is arranged at the first mounting groove, one end of the main board is used for being connected with the connecting circuit board, the other end of the main board is provided with a first terminal, and the first terminal extends out of the opening;

the expansion boards are arranged at the second installation groove, one end of each expansion board is used for being inserted into the corresponding connection circuit board, the other end of each expansion board is provided with a second terminal, and the second terminals extend out of the corresponding opening.

2. The controller according to claim 1, wherein,

the shell is provided with a plurality of first sliding grooves and a plurality of second sliding grooves in the accommodating cavity, one first sliding groove is opposite to the other second sliding groove, one first sliding groove and the opposite second sliding groove jointly form a second installation groove, two sides of the expansion plate are respectively inserted into the first sliding groove and the second sliding groove, and two sides of the expansion plate can slide along the first sliding groove and the second sliding groove respectively.

3. The controller according to claim 2, wherein,

the controller also comprises a separation plate, wherein the separation plate is arranged in the accommodating cavity, the accommodating cavity is divided into a first cavity and a second cavity which are arranged in parallel by the separation plate, and the first cavity and the second cavity are internally provided with the second mounting groove respectively; the first mounting groove is located above the first cavity and the second cavity.

4. The controller according to claim 3, wherein,

the shell is provided with a third chute and a fourth chute in the accommodating cavity, the third chute is opposite to the fourth chute, the third chute and the fourth chute jointly form a first installation groove, two sides of the main board are respectively inserted into the third chute and the fourth chute, and two sides of the main board can respectively slide along the third chute and the fourth chute.

5. The controller according to claim 4, wherein,

the connecting circuit board is provided with a slot, one end of the expansion board is provided with a plug, and the plug is inserted into the slot so that one end of the expansion board is connected with the connecting circuit board.

6. The controller according to claim 5, wherein,

the shell comprises a base, a back plate, a top plate and a front plate;

the base comprises a first side plate, a bottom plate and a second side plate, the first side plate and the second side plate are oppositely arranged on the bottom plate, the separation plate is positioned between the first side plate and the second side plate, the back plate is arranged at one ends of the first side plate, the bottom plate and the second side plate, the connecting circuit board is arranged at the surface of the back plate facing the front plate, the front plate is arranged at one ends, far away from the back plate, of the first side plate, the bottom plate and the second side plate, the top plate is arranged at the top ends, far away from the bottom plate, of the first side plate and the second side plate, and the base, the back plate, the front plate and the top plate are jointly enclosed to form the shell;

the side walls of the first side plate and the partition plate, which are opposite, are respectively provided with the first sliding grooves and the second sliding grooves which are in one-to-one correspondence; the side walls of the second side plate and the partition plate opposite to each other are respectively provided with a first chute and a second chute which are in one-to-one correspondence; the first side plate and the second side plate are respectively provided with a third chute and a fourth chute which are distributed relatively.

7. The controller according to claim 6, wherein,

the front plate and the top plate are integrally formed, and the opening is formed in the front plate;

or,

the roof includes roof main part and fixed plate, the one end of fixed plate is connected in one edge of roof main part, fixed plate and roof main part are the contained angle setting, the fixed plate is located the one end that the backplate was kept away from to first curb plate, bottom plate and second curb plate, the fixed plate with the front bezel can dismantle fixedly, the fixed plate with the front bezel is provided with respectively the opening.

8. The controller according to claim 5, wherein,

the plug is used for being inserted into the slot, and then abuts against one end of the expansion board.

9. The controller according to claim 6, wherein,

the plug is characterized by further comprising a buffer piece, wherein the back plate is provided with a mounting strip, the buffer piece covers the surface of the mounting strip, and the buffer piece is used for propping against the end part of one end of the expansion board after the plug is inserted into the slot.

10. A vehicle comprising a controller as claimed in any one of claims 1 to 9.