Automatic electrical control device

Abstract

The invention discloses an automatic electrical control device, which relates to the technical field of automatic electrical control and comprises a cabinet body, a temperature sensor, an audible and visual alarm, a ventilation opening, a filter screen, a brushing mechanism and a heat dissipation mechanism. By arranging a brushing mechanism, when a mounting shaft rotates, a rotating disc is driven to rotate, the rotating disc rotates to drive a displacement frame to reciprocate up and down, the displacement frame displaces to drive a movable frame to displace, and the movable frame displaces to drive a scraper to reciprocate up and down; dust on the filter screen is scraped off and enters the collecting box to be collected; and when the scraping plate moves upwards, the sliding block is separated from the filter screen, so that dust on the filter screen can be automatically scraped into the collecting box to be collected when the cabinet body is cooled, and the filter screen is prevented from being blocked.

Description

Technical Field

[0001] The invention relates to the technical field of automatic electrical control, in particular to an automatic electrical control device. Background Art

[0002] The electrical control cabinet is a device that assembles switchgear, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet or on a screen according to the requirements of electrical wiring. Its layout should meet the requirements of normal operation of the power system, be easy to repair, and not endanger the safety of people and surrounding equipment. In normal operation, the circuit can be connected or disconnected with the help of manual or automatic switches. In case of failure or abnormal operation, the circuit can be cut off or alarmed with the help of protective electrical appliances. The measuring instruments can display various parameters in operation, and some electrical parameters can be adjusted. It can also prompt or send signals when deviating from the normal working state. It is often used in various power generation, distribution and substations.

[0003] The electrical control cabinet consists of a main controller, input modules, output modules, relays, switches, and cables for connection. The main controller is the core part of the electrical control cabinet, responsible for receiving instructions from the operator and converting them into corresponding control signals. The input module is responsible for receiving signals from external sensors, such as temperature sensors, pressure sensors, etc., converting them into digital signals and inputting them into the main controller. The output module is responsible for receiving digital signals from the main controller and converting them into controllable current or voltage output to the device to be controlled. Relay is an electrical device used to control the switch and close the circuit. When the main controller sends an instruction, the relay will open or close the corresponding circuit to achieve the purpose of controlling the equipment.

[0004] When the electrical control cabinet is in use, the electrical control cabinet performs heat dissipation operation through a fan. In order to prevent dust in the air from entering the cabinet through the air inlet, a filter is usually provided to filter the air. However, the filter is prone to clogging after long-term use, thereby affecting the heat dissipation effect of the electrical control cabinet. In order to prevent the filter from being blocked, an automated electrical control device is provided. Summary of the invention

[0005] The purpose of the present invention is to provide an automatic electrical control device in order to prevent the filter from being blocked.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automatic electrical control device, comprising a cabinet, a temperature sensor is installed on the inner wall of the cabinet, a sound and light alarm is installed on the top of the temperature sensor, ventilation holes are symmetrically opened on both sides of the temperature sensor, a filter is fixedly connected to the inner wall of the ventilation hole, dust on the filter is brushed by a brushing mechanism, the cabinet improves the heat dissipation effect by a heat dissipation mechanism, an installation groove is opened on the outer wall of the cabinet below the ventilation hole, a collection box is placed in the installation groove, and the collection box is used to collect dust.

[0007] The brushing mechanism includes a mounting plate, the mounting plate is fixedly connected to the inner wall of the vent, the outer wall of the mounting plate is rotatably connected to a mounting shaft, one end of the mounting shaft is fixedly connected to a first fan, the other end of the mounting shaft is fixedly connected to a first bevel gear, a first motor is installed at one end of the outer wall of the cabinet, the output end of the first motor is connected to a rotating shaft, the outer wall of the rotating shaft is fixedly connected to a second bevel gear, and the first bevel gear is in contact with the second bevel gear.

[0008] As a further scheme of the present invention: the brushing mechanism also includes a first synchronous wheel, the first synchronous wheel is fixedly connected to the outer wall of the mounting shaft, the outer wall of the mounting shaft is connected to a synchronous belt, the inner wall of the synchronous belt away from the first synchronous wheel is connected to a second synchronous wheel, the second synchronous wheel is rotatably connected to the interior of the cabinet, one end of the second synchronous wheel is fixedly connected to a rotating disk, the outer wall of the rotating disk is fixedly connected to a round rod, the interior of the cabinet is located on one side of the rotating disk and is slidably connected to a displacement frame, the round rod is slidably connected to the inner wall of the displacement frame, the bottom end of the displacement frame is fixedly connected to a movable frame, the movable frame is located in the inner cavity of the vent, the inner wall of the movable frame is slidably connected to a scraper, one side of the scraper is fixedly connected to a slider, and one side of the inner wall of the vent is provided with a first vertical groove, a first oblique groove, a second vertical groove and a second oblique groove.

[0009] As a further solution of the present invention: the heat dissipation mechanism includes a second fan, the second fan is arranged in the inner cavity of the vent and located on both sides of the first fan, the outer wall of the second fan is fixedly connected with a connecting shaft, and the end of the connecting shaft away from the second fan is fixedly connected with a third bevel gear, the interior of the cabinet is located above the connecting shaft and is slidably connected with a displacement frame, the connecting shaft is rotatably connected to the bottom of the displacement frame, a first spring is connected between the displacement frame and the cabinet, the interior of the cabinet is fixedly connected with a limit rod running through the displacement frame, the outer walls of the rotating shaft are located on both sides of the second bevel gear and are fixedly connected with fourth bevel gears, the outer wall of the cabinet is located at one end of the vent and is slidably connected with a baffle, the outer wall of the baffle is fixedly connected with a cross bar, the cross bar is slidably connected to the interior of the cabinet, the interior of the cabinet is rotatably connected with a threaded rod running through the cross bar, the top of the threaded rod is fixedly connected with a spur gear, the top of the cabinet is fixedly connected with a mounting frame, the top of the mounting frame is installed with a second motor, the output end of the second motor is connected with a toothed disc, and the spur gear is in contact with the toothed disc.

[0010] As a further solution of the present invention: the second bevel gear is meshed with the first bevel gear.

[0011] As a further solution of the present invention: the outer walls of the first synchronous wheel and the second synchronous wheel are provided with patterns matching the inner wall of the synchronous belt, the inner wall of the displacement frame fits with the outer wall of the round rod, and the outer wall of the round rod is cylindrical.

[0012] As a further solution of the present invention: the inner wall of the movable frame fits with the outer wall of the scraper, the shape of the slider is cylindrical, and the outer wall of the slider fits with the inner walls of the first vertical groove, the first oblique groove, the second vertical groove and the second oblique groove.

[0013] As a further solution of the present invention: the outer wall of the toothed disc is provided with tooth grooves, and the tooth grooves are meshed with the spur gears.

[0014] As a further solution of the present invention: a threaded hole is provided on the outer wall of the cross bar, and the threaded hole matches the threaded rod.

[0015] As a further solution of the present invention: a limiting hole is provided on the outer wall of the displacement frame, the inner wall of the limiting hole is in contact with the outer wall of the limiting rod, and the outer wall of the displacement frame is provided with an inclined surface, which is located above the cross bar.

[0016] As a further solution of the present invention: the third bevel gear is meshed with the fourth bevel gear.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. By setting a brushing mechanism, when the installation shaft rotates, the rotating disk is driven to rotate, the rotating disk drives the displacement frame to move up and down, the displacement of the displacement frame drives the movable frame to move, and the displacement of the movable frame drives the scraper to move up and down. During this process, when the scraper moves downward, the scraper contacts the filter screen, scrapes the dust on the filter screen off, and enters the collection box for collection; when the scraper moves upward, the slider separates from the filter screen, so that when the cabinet is cooled, the dust on the filter screen is automatically scraped into the collection box for collection, so as to prevent the filter screen from being blocked;

[0019] 2. By setting up a heat dissipation mechanism, the operation of the second motor drives the gear plate to rotate, the rotation of the gear plate drives the cross bar to move, the displacement of the cross bar drives the baffle to move, and the displacement of the baffle cancels the blocking of the vent; at the same time, the displacement of the cross bar pushes the displacement frame to move, driving the third bevel gear to move and contact the fourth bevel gear. At this time, the second fan rotates, and the rotation of the second fan drives more air into the cabinet for heat dissipation, thereby improving the heat dissipation effect of the cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention;

[0021] Figure 2 is a schematic diagram of the installation of the first fan of the present invention;

[0022] Figure 3 is a schematic diagram of installing the second fan of the present invention;

[0023] Figure 4 It is a schematic structural diagram of the first vertical slot of the present invention;

[0024] Figure 5 It is a structural schematic diagram of the rotating disk of the present invention;

[0025] Figure 6 It is a schematic diagram of the installation of the threaded rod of the present invention;

[0026] Figure 7 is a cross-sectional view of the displacement rack of the present invention;

[0027] Figure 8 It is a schematic diagram of the installation of the toothed disc of the present invention.

[0028] In the figure: 1, cabinet; 2, temperature sensor; 3, sound and light alarm; 4, vent; 5, filter; 6, brush mechanism; 601, mounting plate; 602, mounting shaft; 603, first fan; 604, first bevel gear; 605, second bevel gear; 606, rotating shaft; 607, first motor; 608, first synchronous wheel; 609, synchronous belt; 610, second synchronous wheel; 611, rotating disk; 612, round rod; 613, displacement frame; 614, movable frame; 615, scraper; 616 , slider; 617, first vertical slot; 618, first oblique slot; 619, second vertical slot; 620, second oblique slot; 7, heat dissipation mechanism; 701, displacement frame; 702, first spring; 703, limit rod; 704, connecting shaft; 705, second fan; 706, third bevel gear; 707, fourth bevel gear; 708, baffle; 709, cross bar; 710, threaded rod; 711, spur gear; 712, toothed disc; 713, second motor; 714, mounting frame; 8, collection box; 9, mounting slot. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0031] See also Figures 1 to 8In an embodiment of the present invention, an automatic electrical control device includes a cabinet 1, a temperature sensor 2 is installed on the inner wall of the cabinet 1, a sound and light alarm 3 is installed on the top of the temperature sensor 2, vents 4 are symmetrically opened on both sides of the temperature sensor 2, a filter 5 is fixedly connected to the inner wall of the vent 4, dust on the filter 5 is brushed by a brushing mechanism 6, the cabinet 1 improves the heat dissipation effect by a heat dissipation mechanism 7, and an installation groove 9 is opened on the outer wall of the cabinet 1 below the vent 4, and the installation groove 9 is for a collection box 8 to be placed and entered, and the collection The box 8 is used for collecting dust, and the brushing mechanism 6 includes a mounting plate 601, which is fixedly connected to the inner wall of the vent 4, and the outer wall of the mounting plate 601 is rotatably connected to a mounting shaft 602, one end of the mounting shaft 602 is fixedly connected to a first fan 603, and the other end of the mounting shaft 602 is fixedly connected to a first bevel gear 604, and a first motor 607 is installed at one end of the outer wall of the cabinet 1, and the output end of the first motor 607 is connected to a rotating shaft 606, and the outer wall of the rotating shaft 606 is fixedly connected to a second bevel gear 604. 05, the first bevel gear 604 is in contact with the second bevel gear 605, the brushing mechanism 6 also includes a first synchronous wheel 608, the first synchronous wheel 608 is fixedly connected to the outer wall of the mounting shaft 602, the outer wall of the mounting shaft 602 is connected to a synchronous belt 609, the inner wall of the end of the synchronous belt 609 away from the first synchronous wheel 608 is connected to a second synchronous wheel 610, the second synchronous wheel 610 is rotatably connected to the inside of the cabinet 1, one end of the second synchronous wheel 610 is fixedly connected to a rotating disk 611, and the outer wall of the rotating disk 611 is fixedly connected to The round rod 612 and the interior of the cabinet 1 are slidably connected to a displacement frame 613 on one side of the rotating disk 611. The round rod 612 is slidably connected to the inner wall of the displacement frame 613. The bottom end of the displacement frame 613 is fixedly connected to a movable frame 614. The movable frame 614 is located in the inner cavity of the vent 4. The inner wall of the movable frame 614 is slidably connected to a scraper 615. One side of the scraper 615 is fixedly connected to a slider 616. A first vertical groove 617, a first inclined groove 618, a second vertical groove 619 and a second inclined groove 620 are provided on one side of the inner wall of the vent 4.

[0032] In this embodiment: when the cabinet 1 is cooled, the first motor 607 is started, the first motor 607 drives the rotating shaft 606 to rotate, the rotating shaft 606 drives the second bevel gear 605 to rotate, the second bevel gear 605 drives the first bevel gear 604 to rotate, the first bevel gear 604 drives the mounting shaft 602 to rotate, the mounting shaft 602 drives the first fan 603 to rotate, the first fan 603 drives the outside air to enter the cabinet 1 through the vent 4, and the filter 5 performs a filtering operation on the dust in the air;

[0033] When the mounting shaft 602 rotates, it drives the first synchronous wheel 608 to rotate. The first synchronous wheel 608 rotates and drives the second synchronous wheel 610 to rotate through the synchronous belt 609. The second synchronous wheel 610 rotates and drives the rotating disk 611 to rotate. The rotating disk 611 rotates and drives the round rod 612 to move. The displacement of the round rod 612 drives the displacement frame 613 to move up and down reciprocatingly. The displacement of the displacement frame 613 drives the movable frame 614 to move. The displacement of the movable frame 614 drives the scraper 615 to move up and down reciprocatingly. In this process, when the scraper 615 moves downward, the slider 616 moves downward along the first vertical slot 617. At this time, the scraper 615 and the filter screen 5, scraping the dust on the filter 5 off and entering the collection box 8 for collection operation; then the slider 616 moves along the first inclined slot 618 to the bottom of the second vertical slot 619, so that the scraper 615 is separated from the filter 5; when the scraper 615 moves upward, the slider 616 slides along the second vertical slot 619 without scraping the filter 5, until the slider 616 moves along the second inclined slot 620 to the top of the first vertical slot 617, driving the scraper 615 to contact the filter 5, so that when the cabinet 1 is dissipated, the dust on the filter 5 is automatically scraped into the collection box 8 for collection, so as to prevent the filter 5 from being blocked.

[0034] Please refer to Figures 3 to 8 The heat dissipation mechanism 7 includes a second fan 705, which is arranged in the inner cavity of the vent 4 and located on both sides of the first fan 603. The outer wall of the second fan 705 is fixedly connected with a connecting shaft 704, and one end of the connecting shaft 704 away from the second fan 705 is fixedly connected with a third bevel gear 706. The interior of the cabinet 1 is located above the connecting shaft 704 and is slidably connected with a displacement frame 701, and the connecting shaft 704 is rotatably connected to the bottom of the displacement frame 701. A first spring 702 is connected between the displacement frame 701 and the cabinet 1. A limiting rod 703 that runs through the displacement frame 701 is fixedly connected to the interior of the cabinet 1. The outer wall of the rotating shaft 606 is fixedly connected with a connecting shaft 704. The walls are located on both sides of the second bevel gear 605 and are fixedly connected with fourth bevel gears 707. The outer wall of the cabinet 1 is located at one end of the vent 4 and is slidably connected with a baffle 708. The outer wall of the baffle 708 is fixedly connected with a cross bar 709. The cross bar 709 is slidably connected to the interior of the cabinet 1. The interior of the cabinet 1 is rotatably connected with a threaded rod 710 that passes through the cross bar 709. The top of the threaded rod 710 is fixedly connected with a spur gear 711. The top of the cabinet 1 is fixedly connected with a mounting frame 714. The top of the mounting frame 714 is installed with a second motor 713. The output end of the second motor 713 is connected with a toothed disc 712, and the spur gear 711 is in contact with the toothed disc 712.

[0035] In this embodiment: when the cabinet 1 is in use, the first fan 603 rotates to perform heat dissipation operation in the cabinet 1, and the temperature sensor 2 always detects the temperature in the cabinet 1. The temperature sensor 2 detects the temperature and sends a signal to the processing terminal. The processing terminal monitors the temperature. When the temperature exceeds the specified value, the processing terminal sends a signal to the second motor 713 to start the second motor 713. The operation of the second motor 713 drives the toothed disc 712 to rotate. The rotation of the toothed disc 712 drives the spur gear 711 to rotate. The rotation of the spur gear 711 drives the threaded rod 710 to rotate. The rotation of the threaded rod 710 drives the cross bar 709 to move. The displacement of the cross bar 709 drives the baffle 708 to move. The displacement of the baffle 708 cancels the blocking of the vent 4.

[0036] At the same time, the cross bar 709 moves and contacts the displacement frame 701, pushing the displacement frame 701 to move, squeezing the first spring 702, and the displacement of the displacement frame 701 drives the connecting shaft 704 to move synchronously, and the displacement of the connecting shaft 704 drives the third bevel gear 706 to move and contact the fourth bevel gear 707. At this time, the rotation of the rotating shaft 606 drives the fourth bevel gear 707 to rotate, and the rotation of the fourth bevel gear 707 drives the third bevel gear 706 to rotate, and the rotation of the third bevel gear 706 drives the connecting shaft 704 to rotate, and the rotation of the connecting shaft 704 drives the second fan 705 to rotate, and the rotation of the second fan 705 drives more air into the cabinet 1 for heat dissipation, thereby improving the heat dissipation effect of the cabinet 1;

[0037] When the second fan 705 rotates, the processing terminal continues to receive signals from the temperature sensor 2. If the temperature inside the cabinet 1 has not dropped, a signal is sent to the operator to alarm. At the same time, a signal is sent to the sound and light alarm 3. The sound and light alarm 3 is operated to perform an alarm operation, thereby improving the heat dissipation effect of the cabinet 1.

[0038] Please refer to Figures 1 to 4 , the second bevel gear 605 is meshed with the first bevel gear 604 .

[0039] In this embodiment: the operation of the first motor 607 drives the rotating shaft 606 to rotate, the rotation of the rotating shaft 606 drives the second bevel gear 605 to rotate, the rotation of the second bevel gear 605 drives the first bevel gear 604 to rotate, the rotation of the first bevel gear 604 drives the installation shaft 602 to rotate, and the rotation of the installation shaft 602 drives the first fan 603 to rotate.

[0040] Please refer to Figures 4 to 5 The outer walls of the first synchronous wheel 608 and the second synchronous wheel 610 are provided with patterns matching the inner wall of the synchronous belt 609, the inner wall of the displacement frame 613 fits with the outer wall of the round rod 612, and the outer wall of the round rod 612 is cylindrical.

[0041] In this embodiment: when the mounting shaft 602 rotates, it drives the first synchronous wheel 608 to rotate. The first synchronous wheel 608 drives the second synchronous wheel 610 to rotate through the synchronous belt 609. The second synchronous wheel 610 drives the rotating disk 611 to rotate. The rotating disk 611 drives the round rod 612 to move. The displacement of the round rod 612 drives the displacement frame 613 to move up and down. The displacement of the displacement frame 613 drives the movable frame 614 to move.

[0042] Please refer to Figures 3 to 5 The inner wall of the movable frame 614 fits with the outer wall of the scraper 615 , the slider 616 is cylindrical in shape, and the outer wall of the slider 616 fits with the inner walls of the first vertical groove 617 , the first inclined groove 618 , the second vertical groove 619 and the second inclined groove 620 .

[0043] In this embodiment: the displacement of the movable frame 614 drives the scraper 615 to move back and forth up and down. During this process, when the scraper 615 is displaced downward, the slider 616 moves downward along the first vertical groove 617. At this time, the scraper 615 contacts the filter screen 5, scrapes the dust on the filter screen 5 off, and enters the collection box 8 for collection operation.

[0044] Please refer to Figures 3 to 8 The outer wall of the toothed disc 712 is provided with tooth grooves, which mesh with the spur gear 711 , and the outer wall of the cross bar 709 is provided with threaded holes, which match the threaded rod 710 .

[0045] In this embodiment: the operation of the second motor 713 drives the toothed disc 712 to rotate, the rotation of the toothed disc 712 drives the spur gear 711 to rotate, the rotation of the spur gear 711 drives the threaded rod 710 to rotate, the rotation of the threaded rod 710 drives the cross bar 709 to move, and the displacement of the cross bar 709 drives the baffle 708 to move.

[0046] Please refer to Figures 3 to 8 A limiting hole is provided on the outer wall of the displacement frame 701 , and the inner wall of the limiting hole is in contact with the outer wall of the limiting rod 703 . A slope is provided on the outer wall of the displacement frame 701 , and the slope is located above the cross bar 709 . The third bevel gear 706 is meshed with the fourth bevel gear 707 .

[0047] In this embodiment: the cross bar 709 is displaced and contacts the displacement frame 701, pushing the displacement frame 701 to displace, causing compression on the first spring 702, and the displacement of the displacement frame 701 drives the connecting shaft 704 to displace synchronously, and the displacement of the connecting shaft 704 drives the third bevel gear 706 to displace and contact the fourth bevel gear 707. At this time, the rotation of the rotating shaft 606 drives the fourth bevel gear 707 to rotate, and the rotation of the fourth bevel gear 707 drives the third bevel gear 706 to rotate, and the rotation of the third bevel gear 706 drives the connecting shaft 704 to rotate, and the rotation of the connecting shaft 704 drives the second fan 705 to rotate.

[0048] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An automated electrical control device, comprising a cabinet (1), characterized in that: The inner wall of the cabinet (1) is installed with a temperature sensor (2), the top of the temperature sensor (2) is installed with an audible and visual alarm (3), the two sides of the temperature sensor (2) are symmetrically provided with ventilation holes (4), the inner wall of the ventilation hole (4) is fixedly connected with a filter screen (5), the dust on the filter screen (5) is brushed by a brushing mechanism (6), the cabinet (1) improves the heat dissipation effect by a heat dissipation mechanism (7), the outer wall of the cabinet (1) is provided with an installation groove (9) below the ventilation hole (4), the installation groove (9) is for a collection box (8) to be placed therein, and the collection box (8) is used for collecting dust, The brushing mechanism (6) comprises a mounting plate (601), wherein the mounting plate (601) is fixedly connected to the inner wall of the vent (4), and the outer wall of the mounting plate (601) is rotatably connected to a mounting shaft (602), one end of the mounting shaft (602) is fixedly connected to a first fan (603), and the other end of the mounting shaft (602) is fixedly connected to a first bevel gear (604), and a first motor (607) is installed at one end of the outer wall of the cabinet (1), and the output end of the first motor (607) is connected to a rotating shaft (606), and the outer wall of the rotating shaft (606) is fixedly connected to a second bevel gear (605), and the first bevel gear (604) is in contact with the second bevel gear (605).

2. An automatic electrical control device according to claim 1, characterized in that: The brushing mechanism (6) further comprises a first synchronous wheel (608), the first synchronous wheel (608) being fixedly connected to the outer wall of the mounting shaft (602), the outer wall of the mounting shaft (602) being connected to a synchronous belt (609), the inner wall of one end of the synchronous belt (609) away from the first synchronous wheel (608) being connected to a second synchronous wheel (610), the second synchronous wheel (610) being rotatably connected to the interior of the cabinet (1), one end of the second synchronous wheel (610) being fixedly connected to a rotating disk (611), the outer wall of the rotating disk (611) being fixedly connected to a round rod (612), the interior of the cabinet (1) A displacement frame (613) is slidably connected to one side of the rotating disk (611), the round rod (612) is slidably connected to the inner wall of the displacement frame (613), a movable frame (614) is fixedly connected to the bottom end of the displacement frame (613), the movable frame (614) is located in the inner cavity of the vent (4), a scraper (615) is slidably connected to the inner wall of the movable frame (614), a slider (616) is fixedly connected to one side of the scraper (615), and a first vertical groove (617), a first inclined groove (618), a second vertical groove (619) and a second inclined groove (620) are provided on one side of the inner wall of the vent (4).

3. An automatic electrical control device according to claim 2, characterized in that: The heat dissipation mechanism (7) comprises a second fan (705), the second fan (705) being arranged in the inner cavity of the vent (4) and being located on both sides of the first fan (603), the outer wall of the second fan (705) being fixedly connected with a connecting shaft (704), one end of the connecting shaft (704) away from the second fan (705) being fixedly connected with a third bevel gear (706), the interior of the cabinet (1) being slidably connected with a displacement frame (701) located above the connecting shaft (704), the connecting shaft (704) being rotatably connected to the bottom of the displacement frame (701), a first spring (702) being connected between the displacement frame (701) and the cabinet (1), the interior of the cabinet (1) being fixedly connected with a limiting rod (703) penetrating the displacement frame (701), the rotation shaft (606) Fourth bevel gears (707) are fixedly connected to the outer walls on both sides of the second bevel gear (605); a baffle (708) is slidably connected to the outer wall of the cabinet (1) at one end of the vent (4); a cross bar (709) is fixedly connected to the outer wall of the baffle (708); the cross bar (709) is slidably connected to the interior of the cabinet (1); a threaded rod (710) passing through the cross bar (709) is rotatably connected to the interior of the cabinet (1); a spur gear (711) is fixedly connected to the top of the threaded rod (710); a mounting frame (714) is fixedly connected to the top of the mounting frame (714); a second motor (713) is installed at the top of the mounting frame (714); a toothed disc (712) is connected to the output end of the second motor (713); and the spur gear (711) is in contact with the toothed disc (712).

4. An automatic electrical control device according to claim 2, characterized in that: The second bevel gear (605) is meshed with the first bevel gear (604).

5. An automatic electrical control device according to claim 2, characterized in that: The outer walls of the first synchronous wheel (608) and the second synchronous wheel (610) are provided with patterns matching the inner wall of the synchronous belt (609); the inner wall of the displacement frame (613) fits the outer wall of the round rod (612); and the outer wall of the round rod (612) is cylindrical in shape.

6. An automatic electrical control device according to claim 2, characterized in that: The inner wall of the movable frame (614) fits with the outer wall of the scraper (615), the sliding block (616) is cylindrical in shape, and the outer wall of the sliding block (616) fits with the inner walls of the first vertical groove (617), the first inclined groove (618), the second vertical groove (619) and the second inclined groove (620).

7. An automatic electrical control device according to claim 3, characterized in that: The outer wall of the toothed disc (712) is provided with tooth grooves, and the tooth grooves are meshed with the spur gear (711).

8. An automatic electrical control device according to claim 3, characterized in that: The outer wall of the cross bar (709) is provided with a threaded hole, and the threaded hole matches the threaded rod (710).

9. An automatic electrical control device according to claim 3, characterized in that: The outer wall of the displacement frame (701) is provided with a limiting hole, the inner wall of the limiting hole is in contact with the outer wall of the limiting rod (703), and the outer wall of the displacement frame (701) is provided with an inclined surface, which is located above the cross bar (709).

10. An automatic electrical control device according to claim 3, characterized in that: The third bevel gear (706) is meshed with the fourth bevel gear (707).

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