WO2022126823A1

WO2022126823A1 - Electric control box

Info

Publication number: WO2022126823A1
Application number: PCT/CN2021/072933
Authority: WO
Inventors: 魏首勋; 刘魁
Original assignee: 深圳曼顿科技有限公司
Priority date: 2020-12-14
Filing date: 2021-01-20
Publication date: 2022-06-23
Also published as: CN112492815A

Abstract

Disclosed by the present application is an electric control box. The electric control box comprises a box body, a cover plate, a driving assembly and a control board. The box body is formed with a mounting cavity used for mounting electronic devices and a window that communicates with the mounting cavity and that exposes the electronic devices. The cover plate is arranged on the box body in such a manner that the cover plate may slidably switch between a cover position and an open position. In the cover position, the cover plate covers the window. In the open position, the cover plate opens the window. The driving assembly is arranged on the box body, and the driving assembly is drivingly connected to the cover plate. The control board is arranged on the box body or the cover plate, and the control board is connected to the driving assembly. The control board is used to control the driving assembly to drive the cover plate to slidably switch between the cover position and the open position. In the present application, the structures of a box body and cover plate of the electric control box are improved, which is convenient in opening the cover plate of the electric control box so as to facilitate closing or opening a circuit breaker in the electric control box, or facilitate operating other electronic devices in the electric control box.

Description

Electric control box

This application claims the priority of the Chinese patent application with the application number 202011468694.3 and the invention name "Electric Control Box" filed with the China Patent Office on December 24, 2020, the entire contents of which are incorporated in the application by reference.

technical field

The present application relates to the technical field of electrical control equipment, and in particular, to an electrical control box.

Background technique

An electrical control box is a device that contains one or more low-voltage switchgear and related control, measurement, signal, protection, regulation, etc.

Circuit breakers and other electronic devices are arranged in the box of the existing electric control box, and a cover plate is arranged on the box body. The box body and the cover plate are usually locked and fixed by screws, and some adopt a rotating shaft structure to realize the cover plate can be opened movably. . However, when closing/breaking the circuit breaker or inspecting and repairing other electronic devices in the electrical control box, tools are required to open the box cover, or the cover needs to be held by hand to avoid opening the cover. When the board falls, the operation is more troublesome.

technical problem

The main purpose of this application is to provide an electric control box, which is intended to facilitate opening the cover of the electric control box, so as to facilitate closing or opening of the circuit breaker in the electric control box, or to facilitate the operation of other electronic devices in the electric control box. operate.

technical solutions

In order to achieve the above purpose, the present application proposes an electric control box, the electric control box includes:

a box body, which is formed with a mounting cavity for mounting electronic devices and a window communicating with the mounting cavity and for exposing the electronic devices;

a cover plate, the cover plate is slidably arranged on the box body in a cover position and an open position;

In the cover position, the cover plate covers the window;

In the open position, the cover opens the window;

a drive assembly, disposed in the box body, the drive assembly is drivingly connected with the cover plate; and

a control board, the control board is arranged on the box body or the cover board, and the control board is connected with the drive assembly;

The control board is used for controlling the driving assembly to drive the cover plate to slide and switch between the cover position and the open position.

In one embodiment, a slide rail is provided on the box body, a slide groove is provided on the cover plate at a position corresponding to the slide rail, and the slide rail is slidably matched with the slide groove to slide the cover. The plate is slidably and switchably disposed on the box body between the cover position and the open position.

In one embodiment, the drive assembly includes:

a drive motor, connected with the control board;

a gear set, the input end of the gear set is drivingly connected with the output end of the driving motor;

a transmission shaft, the transmission shaft is connected with the output end of the gear set;

Sleeves, the number of the sleeves is two, one of the sleeves is sleeved on the transmission shaft, and the other sleeve is sleeved on the rotating shaft, and the rotating shaft is installed on the box body and spaced from the drive shaft; and

a transmission belt, two ends of the transmission belt are respectively wound on the two sleeves;

The cover plate is provided with a matching groove at a position corresponding to the transmission belt, so that the cover plate can be slidably switched between the cover position and the open position under the driving of the driving motor. on the box.

In one embodiment, the drive assembly further includes:

The bearing is sleeved on the transmission shaft, and the outer wall of the bearing is movably fitted with the groove wall of the matching groove.

In one embodiment, the electric control box further includes:

A fixing frame, the fixing frame is provided with a first fixing surface and a second fixing surface opposite to each other, the driving motor is installed on the first fixing surface, and the gear set is installed on the second fixing surface.

In one embodiment, the electric control box further includes:

function keys, which are arranged on the box body or the cover and connected with the control board;

The control board is also used for controlling the driving motor to work when the function key is triggered, so that the cover plate is slidably switched to the cover position or the open position.

In one embodiment, the function keys are touch keys, and a touch pad is covered on the cover at a position corresponding to the touch keys.

In one embodiment, the box includes:

a main body, the main body is provided with the installation cavity and a box port communicating with the installation cavity; and

The frame body is arranged on the box opening, the frame body is formed with the window, and the cover plate is slidably and switchably covered on the frame body.

In one embodiment, the side surfaces of the frame body are arranged in an L-shape.

In an embodiment, the box body is provided with a plurality of heat dissipation holes and a wiring port for passing cables connected to the electronic device.

beneficial effect

In the technical solution of the present application, since the electric control box includes a box body, a cover plate, a drive assembly and a control board, the box body is formed with an installation cavity for installing electronic devices and a window communicating with the installation cavity and for exposing the electronic devices, The cover plate is slidably arranged on the box body in the cover position and the open position. In the cover position, the cover plate covers the window; in the open position, the cover plate opens the window, the drive assembly is arranged on the box body, and the drive assembly Drive connection with the cover plate, the control board is set on the box or cover plate, the control board is connected with the drive assembly, the control plate is used to control the drive assembly to drive the cover plate to slide and switch between the cover position and the open position, and the user does not need to manually open it The cover plate of the electric control box realizes the automatic opening and closing function of the box cover, which improves the convenience of opening the cover plate of the electric control box, so as to facilitate closing or opening the circuit breaker in the electric control box, or to facilitate the operation of the electric control box. operation of other electronic devices inside.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of an electric control box according to an embodiment of the present application when a cover plate is in a capping position;

2 is a front view of an embodiment of an electric control box of the application;

3 is a schematic structural diagram of an electric control box in an embodiment of the present application when the cover is in an open position;

FIG. 4 is an exploded view of an embodiment of the electric control box of the present application.

Description of reference numbers:

标号 label	名称 name	标号 label	名称 name
100 100	箱体 box	100a 100a	安装腔 mounting cavity
200 200	盖板 cover	100b 100b	窗口 window
300 300	断路器 breaker	111 111	滑轨 rail
211 211	滑槽 Chute	400 400	驱动组件 drive components
410 410	驱动电机 motor	420 420	齿轮组 gear set
430 430	转轴 shaft	440 440	套筒 sleeve
450 450	传动带 Transmission belt	460 460	轴承 bearing
470 470	固定架 Fixture	500 500	控制板 control panel
600 600	功能按键 function button	110 110	主体 main body
120 120	框体 framework	210 210	显示屏 display
700 700	透明板 cant see thing	200a 200a	容置孔 accommodating hole

The realization, functional characteristics and advantages of the purpose of the present application will be further described with reference to the accompanying drawings in conjunction with the embodiments.

Embodiments of the present invention

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the protection scope of the present application.

It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present application are only used to explain the relationship between various components under a certain posture (as shown in the accompanying drawings). The relative positional relationship, the movement situation, etc., if the specific posture changes, the directional indication also changes accordingly.

In addition, descriptions involving "first", "second", etc. in this application are only for descriptive purposes, and should not be construed as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the meaning of "and/or" in the whole text is to include three parallel schemes. Taking "A and/or B" as an example, it includes scheme A, scheme B, or scheme that A and B satisfy at the same time. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection claimed in this application.

In some exemplary technologies, electronic devices such as circuit breakers are arranged in the box of the electric control box, and a cover plate is arranged on the box body. The box body and the cover plate are locked and fixed by screws, and some use a rotating shaft structure to realize the cover plate. Can be opened. However, when closing/breaking the circuit breaker or inspecting and repairing other electronic devices in the electrical control box, tools are required to open the box cover, or the cover needs to be held by hand to avoid opening the cover. When the board falls, the operation is more troublesome.

In order to improve the convenience of opening the cover of the electric control box, to facilitate closing or opening the circuit breaker in the electric control box, or to facilitate the operation of other electronic devices in the electric control box, the present application proposes an electric control box, Especially the electric control box installed with electronic devices such as circuit breakers is not limited here.

1 to 4 , in an embodiment of the present application, the electrical control box includes a box body 100 , a cover plate 200 , a drive assembly 400 and a control board 500 , and the box body 100 is formed with a mounting cavity 100 a for mounting electronic devices and The window 100b communicates with the installation cavity 100a and exposes the electronic device (as shown in FIG. 3 , the electronic device may include the circuit breaker 300 ); the cover plate 200 is slidably arranged on the box body 100 in the cover position and the open position; As shown in FIG. 1 and FIG. 2, in the cover position, the cover plate 200 covers the window 100b; as shown in FIG. 3, in the open position, the cover plate 200 opens the window 100b; the drive assembly 400 is provided in the box 100, The drive assembly 400 is drivingly connected to the cover plate 200 , the control plate 500 is arranged on the box body 100 or the cover plate 200 , and the control plate 500 is connected to the drive assembly 400 ; the control plate 500 is used to control the drive assembly 400 to drive the cover plate 200 in the capping position Swipe to toggle between the open position.

In this embodiment, the box body 100 of the electric control box can be assembled by a plurality of plastic or metal parts, or can be a combination of plastic parts and metal parts, or can be an integral molding structure. The cover plate 200 can be an integrally formed plastic part or a hardware part, or can be assembled from multiple parts. Here, the specific structures of the box body 100 and the cover plate 200 of the electric control box are not limited.

In this embodiment, the driving source of the driving assembly 400 may be a driving component such as a servo motor, an air cylinder, etc., which is not limited here.

Among them, servo motor (Servo Motor) refers to the engine that controls the operation of mechanical components in the servo system, and is an auxiliary motor indirect transmission device. The servo motor can control the speed and position accuracy very accurately, and can convert the voltage signal into torque and speed to drive the control object. The rotor speed of the servo motor is controlled by the input signal and can respond quickly. In the automatic control system, it is used as an actuator, and has the characteristics of small electromechanical time constant, high linearity, and starting voltage, which can convert the received electrical signal. Converted to angular displacement or angular velocity output on the motor shaft. Servo motors are divided into two categories: DC and AC servo motors. The main feature is that when the signal voltage is zero, there is no self-rotation phenomenon, and the speed decreases uniformly with the increase of torque.

It should be noted that, the box body 100 and the cover plate 200 in this embodiment can be slidably arranged on the box body 100 through the sliding mechanism to realize the cover plate 200 being slidably switched between the cover position and the open position. 100 is provided with sliders or slide bars, etc., and the cover plate 200 is provided with a chute at the position corresponding to the slider or a matching hole at the position corresponding to the slide bar. The sliding connection structure is not limited.

It can be understood that, in the present application, by forming the box body 100 of the electric control box with a mounting cavity 100a for mounting electronic devices and a window 100b communicating with the mounting cavity 100a and allowing the electronic devices to be exposed, the cover plate 200 is connected with the cover plate 200 at the cover position. The open position is slidably arranged on the box body 100. In the cover position, the cover plate 200 covers the window 100b. In the open position, the cover plate 200 opens the window 100b. The drive assembly 400 is provided on the box body 100. The drive assembly 400 is drivingly connected with the cover plate 200, the control board 500 is arranged on the box body 100 or the cover plate 200, the control board 500 is connected with the drive assembly 400, and the control plate 500 is used to control the drive assembly 400 to drive the cover plate 200 to open and close the cover position. Sliding switch between positions, the user does not need to manually open the cover 200 of the electric control box, realizes the automatic opening and closing function of the box cover 200, improves the convenience of opening the cover 200 of the electric control box, and facilitates closing or opening The circuit breaker 300 in the electric control box, or it is convenient to operate other electronic devices in the electric control box.

Mainly referring to FIG. 3 and FIG. 4 , in order to realize the sliding connection between the cover plate 200 of the electric control box and the box body 100, it is convenient to open the cover plate 200, so as to facilitate the closing or closing of the circuit breaker 300 or other electronic devices in the electric control box. For operations such as disconnection, detection and maintenance, in some embodiments, the box body 100 of the electric control box may be provided with slide rails 111 , and the cover plate 200 is provided with slide grooves 211 at the positions corresponding to the slide rails 111 . The slide rails 111 and the slide rails 111 The grooves 211 are slidably fitted, so that the cover plate 200 can be slidably switched between the cover position and the open position on the box body 100 . This arrangement makes it convenient for users or maintenance personnel to open the cover 200 to operate the devices inside the electric control box, which improves the operational convenience of the electric control box.

Further, in an embodiment, referring mainly to FIG. 4 , the drive assembly 400 may include a drive motor 410 , a gear set 420 , a transmission shaft (not marked in the figure, located between the gear set 420 and the sleeve 440 ), and the sleeve 440 And the transmission belt 450, the drive motor 410 is connected with the control board 500, the input end of the gear set 420 is drivingly connected with the output end of the drive motor 410; the transmission shaft is connected with the output end of the gear set 420; the number of sleeves 440 is two, wherein One sleeve 440 is sleeved on the transmission shaft, the other sleeve 440 is sleeved on the rotating shaft 430, the rotating shaft 430 is installed on the box body 100 and is spaced from the transmission shaft; the two ends of the transmission belt 450 are respectively wound around the two sleeves on the barrel 440. The cover plate 200 is provided with a matching groove at a position corresponding to the transmission belt 450 , so that the cover plate 200 can be slidably switched between the cover position and the open position on the box body 100 under the driving of the driving motor 410 .

It can be understood that, in this embodiment, the driving of the cover plate 200 is realized by the transmission mechanism connected with the driving motor 410, which greatly improves the convenience of operation.

In addition, in an embodiment, please refer to FIG. 4 , the electric control box may further include function buttons 600 , which are arranged on the box body 100 or the cover plate 200 and connected to the control board 500 ; in this embodiment, the control board 500 is connected to the driving motor 410, and the control board 500 is used to control the driving motor 410 to work when the function button 600 is triggered, so as to make the cover plate 200 slide and switch between the cover position and the open position.

In this embodiment, the operator can trigger the driving motor 410 to work by pressing the function button 600 to drive the cover plate 200 to slide. Wherein, the controller on the control board 500 may be a micro-processing unit such as a single-chip microcomputer, a DSP, and an FPGA, which is not limited here.

Further, when the function key 600 is a touch key, a position corresponding to the touch key 600 on the cover plate 200 can be covered with a touch pad, so that the user can control the electric control box.

In the event of a power failure or failure, in order to ensure that the cover 200 of the electric control box can be opened normally, in one embodiment, the drive assembly 400 may further include a bearing 460 , the bearing 460 is sleeved on the transmission shaft, and the bearing 460 The outer wall is movably attached to the groove wall of the matching groove, and the staff or user can manually push open the cover plate 200 to expose the window 100b, so as to facilitate the operation of the electronic devices in the electric control box.

4, in one embodiment, the electric control box further includes a fixing frame 470, the fixing frame 470 is provided with a first fixing surface and a second fixing surface opposite to each other, the driving motor 410 is installed on the first fixing surface, the gear The group 420 is mounted on the second fixing surface. This arrangement facilitates the installation of the drive motor 410 and the gear set 420 and improves the stability of the drive assembly 400 .

In order to facilitate assembly and improve assembly efficiency, in some embodiments, referring mainly to FIGS. 3 and 4 , the box body 100 may include a main body 110 and a frame body 120 , and the main body 110 is provided with an installation cavity 100 a and a box communicating with the installation cavity 100 a mouth; the frame body 120 is arranged on the box mouth, the frame body 120 is formed with a window 100b, and the cover plate 200 is slidably and switchably covered on the frame body 120 .

In this embodiment, the side of the frame body 120 can be arranged in an L-shape, one side of the surface of the frame body 120 can form a concave surface for the cover plate 200 to cover, and the other side can be set higher than the concave surface and has the same height as the cover plate 200 . The cover plate 200 is in contact with the side wall of the frame body 120 when the cover is in a closed state, so that the electric control box is arranged in the shape of a cuboid as a whole, which improves the industrial aesthetics of the product. Of course, in some other embodiments, other shapes of the box body 100 and the cover plate 200 may also be used, which are not limited here.

In some embodiments, the box body 100 of the electric control box may be provided with a plurality of heat dissipation holes and cable openings for cables connected to electronic devices to pass through, so as to improve the performance of electronic devices and external devices in the electric control box. Efficiency of routing between traces.

In addition, in some embodiments, with reference to FIG. 1 and FIG. 4 , the electric control box may further include a detection device and a display screen 210 , the detection device may be installed in the electric control box and connected to the above-mentioned control board 500 , and the display screen 210 is provided with a display screen 210 . on the box body 100 or the cover plate 200; wherein, the detection device is connected to the electronic device in the electric control box to detect the electrical parameters of the electronic device; the control board 500 is also used to determine the corresponding electrical parameters according to the electrical parameters detected by the detection device The fault type of the electronic device, and control the display screen 210 to display the electrical parameters and fault type. Wherein, a protective transparent plate 700 may also be provided on the display screen 210 to prevent the display screen 210 from being damaged.

In order to improve the safety of electricity consumption, in one embodiment, the cover of the intelligent electric control box may further include a temperature sensor (not shown in the figure), the temperature sensor may be provided on the cover plate 200, and the temperature sensor is connected to the control board 500; The sensor is used to detect the temperature signal and display the temperature signal through the display screen 210 .

In addition, in some other embodiments, a humidity sensor may also be provided on the cover of the smart electric control box to detect ambient humidity, so as to further improve the safety of electricity consumption.

In addition, it should be noted that, referring to FIG. 4 , the cover of the intelligent electric control box may further include a sensor (not shown in the figure), and the sensor may be provided on the cover plate 200 (the storage device on the cover plate 200 in FIG. 4 ) The sensor is used to detect the human body and send a detection signal to the control board 500; the control board 500 is also used to control the display screen 210 to light up or turn off according to the detection signal. With this arrangement, when the sensor senses that the human body is on the front side of the electric control box, the control panel 500 controls the touch screen display screen 210 to automatically light up, so as to facilitate the operation and greatly improve the operation convenience.

The above descriptions are only optional embodiments of the present application and are not intended to limit the scope of the patent of the present application. Under the inventive concept of the present application, any equivalent structural transformations made by using the contents of the description and drawings of the present application, or direct/indirect Applications in other related technical fields are included in the scope of patent protection of this application.

Claims

An electric control box, wherein the electric control box comprises:

a box body, which is formed with a mounting cavity for mounting electronic devices and a window communicating with the mounting cavity and allowing the electronic devices to be exposed;

a cover plate, the cover plate is slidably arranged on the box body in a cover position and an open position;

In the cover position, the cover plate covers the window;

In the open position, the cover opens the window;

a drive assembly, disposed in the box body, the drive assembly is drivingly connected with the cover plate; and

a control board, the control board is arranged on the box body or the cover board, and the control board is connected with the drive assembly;

The control board is used for controlling the driving assembly to drive the cover plate to slide and switch between the cover position and the open position.
The electric control box according to claim 1, wherein a sliding rail is provided on the box body, a sliding groove is provided on the cover plate at a position corresponding to the sliding rail, and the sliding rail slides with the sliding groove In cooperation, the cover plate is slidably and switchably disposed on the box body between the cover position and the open position.
The electric control box of claim 1, wherein the drive assembly comprises:

a drive motor, connected with the control board;

a gear set, the input end of the gear set is drivingly connected with the output end of the driving motor;

a transmission shaft, the transmission shaft is connected with the output end of the gear set;

Sleeves, the number of the sleeves is two, one of the sleeves is sleeved on the transmission shaft, and the other sleeve is sleeved on the rotating shaft, and the rotating shaft is installed on the box body and spaced from the drive shaft; and

a transmission belt, two ends of the transmission belt are respectively wound on the two sleeves;

The cover plate is provided with a matching matching groove at a position corresponding to the transmission belt, so that the cover plate can be slidably switched between the cover position and the open position under the driving of the drive motor. on the box.
The electric control box of claim 3, wherein the drive assembly further comprises:

The bearing is sleeved on the transmission shaft, and the outer wall of the bearing is movably fitted with the groove wall of the matching groove.
The electric control box according to claim 4, wherein the electric control box further comprises:

A fixing frame, the fixing frame is provided with a first fixing surface and a second fixing surface opposite to each other, the driving motor is installed on the first fixing surface, and the gear set is installed on the second fixing surface.
The electric control box according to claim 5, wherein the electric control box further comprises:

function keys, the function keys are arranged on the box body or the cover plate and connected with the control board;

The control board is also used to control the driving motor to work when the function key is triggered, so that the cover plate is slidably switched to the cover position or the open position.
The electric control box according to claim 6, wherein the function keys are touch keys, and a touch pad is provided on the cover at a position corresponding to the touch keys.
The electric control box according to claim 1, wherein the box body comprises:

a main body, the main body is provided with the installation cavity and a box port communicating with the installation cavity; and

The frame body is arranged on the box opening, the frame body is formed with the window, and the cover plate is slidably and switchably covered on the frame body.
The electric control box according to claim 8, wherein the side surface of the frame body is arranged in an L shape.
The electric control box according to claim 1, wherein the box body is provided with a plurality of heat dissipation holes.
The electric control box according to claim 1, wherein the box body is provided with a wiring port for passing a cable connected to the electronic device.
The electric control box according to claim 1, wherein the electric control box further comprises:

a temperature sensor, which is arranged on the cover plate and connected to the control board;

The temperature sensor is used to detect the temperature signal.