CN214899381U

CN214899381U - Reactive compensation control device for power electronic switch

Info

Publication number: CN214899381U
Application number: CN202120762522.0U
Authority: CN
Inventors: 陈斌; 罗才勇
Original assignee: Chengdu Huaruida Technology Co ltd
Current assignee: Chengdu Huaruida Technology Co ltd
Priority date: 2021-04-14
Filing date: 2021-04-14
Publication date: 2021-11-26
Anticipated expiration: 2031-04-14

Abstract

The utility model discloses a power electronic switch control reactive compensation's device relates to reactive compensation technical field, including main part, dust removal mechanism and fixed establishment, the main part is including the cabinet body, inner wall one side of the cabinet body is connected with the cabinet door No. one, the inner wall opposite side of the cabinet body is connected with the cabinet door No. two, outer wall one side of the cabinet body is connected with the ventilation piece. The utility model discloses a set up dust removal mechanism, when the cabinet door is closed, conducting block and No. two conducting block contacts, motor operation drives the flabellum and the filter screen rotates, the flabellum rotates the inside that drives the air admission cabinet body, the filter screen filters the air, the filter screen rotates with the scraper blade relatively, the dust on the scraper blade with the filter screen is scraped down, prevent that the filter screen from blockking up, when the cabinet door is opened, conducting block and No. two conducting block separation, thereby the motor stops the operation, be convenient for when the cabinet body is closed, ventilate and dispel the heat, filter the air of getting into simultaneously.

Description

Reactive compensation control device for power electronic switch

Technical Field

The utility model relates to a reactive compensation technical field specifically is a power electronic switch control reactive compensation's device.

Background

The reactive compensation is a technology for improving the power factor of a power grid, reducing the loss of a power supply transformer and a transmission line, improving the power supply efficiency and improving the power supply environment in an electric power supply system, so that a reactive power compensation device is in an indispensable and very important position in the electric power supply system, the compensation device is reasonably selected, the loss of the power grid can be reduced to the maximum extent, the quality of the power grid is improved, otherwise, a plurality of factors such as voltage fluctuation, harmonic wave increase and the like of the power supply system can be caused if the reactive power compensation device is selected or used improperly, and the basic principle, the meaning, the switching mode, the line, the controller, the high-low voltage device, the compensation mode, the existing problems and the like of the reactive power compensation are introduced in detail.

Current reactive compensation's controlling means includes the switch board usually, and the welding has the terminal on the outer wall of switch board top one side, and the intermediate position welding of switch board bottom inner wall has the mount pad, there is the compensation electric capacity that the equidistance distributes through bolted connection on the outer wall at mount pad top, the rotation hinge, two have all been welded to the top and the bottom of switch board both sides outer wall rotate and have first control door and second control door to weld respectively on one side outer wall of hinge, the fixed plate has all been welded to the top and the bottom of switch board one side inner wall.

However, the control device with the structure is used in the process of heat dissipation and ventilation, dust in the air is easy to enter the device through the air inlet, the use of the device is influenced, and meanwhile, when the device is operated, the cabinet door is easy to bear force and rotate, and the operation is easy to influence.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that dust enters the interior of the device and a cabinet door is easy to stress and rotate, the device for controlling reactive compensation by the power electronic switch is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a device for controlling reactive compensation by a power electronic switch comprises a main body, a dust removal mechanism and a fixing mechanism, wherein the main body comprises a cabinet body, one side of the inner wall of the cabinet body is connected with a first cabinet door, the other side of the inner wall of the cabinet body is connected with a second cabinet door, and one side of the outer wall of the cabinet body is connected with a ventilation block;

wherein, dust removal mechanism is including the mounting panel that is located the ventilation piece inner wall, the motor is installed to the outer wall of mounting panel, the output of motor is connected with the axis of rotation, the outer wall connection of axis of rotation has the flabellum, the one end of flabellum is connected with the filter screen, the outer wall connection that the one end of filter screen is located the ventilation piece has the scraper blade, dust removal mechanism is still including the loose axle that is located a cabinet door and No. two cabinet door one ends, the top of loose axle is connected with the rolling disc, the top of rolling disc is connected with No. one conductive block, one side of rolling disc is provided with No. two conductive blocks.

A conducting block and No. two conducting block contacts, drive motor circular telegram operation, and the motor operation drives the axis of rotation and rotates, and the axis of rotation rotates and drives flabellum and filter screen and rotate, and when the axis of rotation drove the filter screen and rotates, filter screen and scraper blade rotated relatively, and the scraper blade is scraped the dust on the filter screen down, is convenient for strike off the dust on filter screen surface.

As a further aspect of the present invention: the fixing mechanism is including being located the gear No. one of two loose axle bottoms respectively, the outer wall connection of gear No. two has the gear No. two be connected with the connecting axle between the gear No. two, fixing mechanism is still including the rotation post that is located No. two cabinet door outer walls, the outer wall connection who rotates the post has the fly leaf, the one end of fly leaf is connected with the clutch block, be connected with pressure spring between clutch block and the No. two cabinet doors.

When cabinet door or No. two cabinet doors rotate, drive the loose axle and rotate, the loose axle rotates and drives a gear and rotate, a gear rotates and drives another gear through No. two gears and connecting axle and rotates, thereby drive No. two cabinet doors or a cabinet door and rotate, thereby a cabinet door and No. two cabinet doors can rotate simultaneously, when not needing to rotate No. two cabinet doors, the clutch blocks receives the effect of force spring elasticity and cabinet body contact, generate pressure, thereby fix No. two cabinet doors, be convenient for fix No. two cabinet doors.

As a further aspect of the present invention: the outer wall of filter screen agrees with mutually with the inner wall of ventilation piece, the outer wall of filter screen is laminated mutually with the outer wall of scraper blade. The filter screen rotates at the inner wall of ventilation piece, and the scraper blade scrapes the surface of filter screen simultaneously, is convenient for strike off the dust on filter screen surface.

As a further aspect of the present invention: the first conductive block is electrically connected with the motor through a wire, the second conductive block is electrically connected with an external power supply through a wire, and the first conductive block is in contact with the second conductive block to drive the motor to be powered on and operated, so that the motor is powered on and operated conveniently.

As a further aspect of the present invention: the teeth of a cogwheel of a number one and No. two tooth's slots mesh mutually, the one end of clutch blocks is the inclined plane, and the rotation of a number one gear of being convenient for drives No. two gears and rotates.

As a further aspect of the present invention: the outer wall of the rotating column is provided with gear teeth, the bottom end of the movable plate is provided with a tooth groove, and the gear teeth of the rotating column are meshed with the tooth groove of the movable plate. The rotating column can rotate to drive the movable plate to move.

As a further aspect of the present invention: the outer wall of one end of the first conducting block is matched with the outer wall of one end of the second conducting block, so that the first conducting block and the second conducting block can be attached conveniently.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up the dust removal mechanism, when the cabinet door of the first number is closed, the conducting block of the first number contacts with conducting block of the second number, the motor operates and drives flabellum and filter screen to rotate, the flabellum rotates and drives the air to enter the inside of the cabinet body, the filter screen filters the air, filter screen and scraper blade rotate relatively, the scraper blade scrapes the dust on the filter screen, prevent the filter screen from blocking up, when the cabinet door of the first number is opened, the conducting block of the first number separates from conducting block of the second number, thus the motor stops operating, when the cabinet body is closed, ventilate and dispel the heat, filter the air entered at the same time;

2. through setting up fixed establishment, a cabinet door and No. two cabinet doors can rotate simultaneously, when not needing to rotate No. two cabinet doors, the clutch blocks receives the effect of pressure spring elasticity and contacts with the cabinet body, generate pressure, thereby fix No. two cabinet doors, when needing to rotate, rotate the rotation post, it drives the fly leaf and carries out the displacement to rotate the post, the fly leaf displacement drives the clutch blocks and carries out the displacement, with the separation of the cabinet body, the cancellation is fixed No. two cabinet doors, thereby rotate a cabinet door and No. two cabinet doors, be convenient for when not using the cabinet door, fix the cabinet door, and two cabinet doors can rotate simultaneously.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the ventilation block of the present invention;

fig. 3 is an installation schematic view of the fixing mechanism of the present invention;

figure 4 is the cross-sectional view of the second cabinet door of the utility model.

In the figure: 1. a main body; 101. a cabinet body; 102. a first cabinet door; 103. a second cabinet door; 104. a ventilation block; 2. a dust removal mechanism; 201. mounting a plate; 202. a motor; 203. a rotating shaft; 204. a fan blade; 205. filtering with a screen; 206. a squeegee; 207. a movable shaft; 208. rotating the disc; 209. a first conductive block; 210. a second conductive block; 3. a fixing mechanism; 301. a first gear; 302. a second gear; 303. a connecting shaft; 304. rotating the column; 305. a movable plate; 306. a friction block; 307. a pressure spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "disposed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention according to its overall structure.

Referring to fig. 1 to 4, in an embodiment of the present invention, a device for controlling reactive compensation by a power electronic switch includes a main body 1, a dust removing mechanism 2 and a fixing mechanism 3, wherein the main body 1 includes a cabinet body 101, one side of an inner wall of the cabinet body 101 is connected with a first cabinet door 102, the other side of the inner wall of the cabinet body 101 is connected with a second cabinet door 103, and one side of an outer wall of the cabinet body 101 is connected with a ventilation block 104;

wherein, dust removal mechanism 2 is including the mounting panel 201 that is located ventilation piece 104 inner wall, motor 202 is installed to the outer wall of mounting panel 201, the output of motor 202 is connected with axis of rotation 203, the outer wall connection of axis of rotation 203 has flabellum 204, the one end of flabellum 204 is connected with filter screen 205, the outer wall connection that the one end of filter screen 205 is located ventilation piece 104 has scraper blade 206, dust removal mechanism 2 is still including the loose axle 207 that is located a cabinet door 102 and No. two cabinet door 103 one ends, the top of loose axle 207 is connected with rolling disc 208, the top of rolling disc 208 is connected with conductive block 209 No. one, one side of rolling disc 208 is provided with conductive block 210 No. two, be convenient for remove dust to the entering air.

Please refer to fig. 3 and 4, the fixing mechanism 3 includes a first gear 301 located at the bottom end of the two movable shafts 207, a second gear 302 connected to the outer wall of the first gear 301, a connecting shaft 303 connected between the two second gears 302, a rotating column 304 located on the outer wall of the second cabinet door 103, a movable plate 305 connected to the outer wall of the rotating column 304, a friction block 306 connected to one end of the movable plate 305, and a pressure spring 307 connected between the friction block 306 and the second cabinet door 103 for fixing the second cabinet door 103.

Referring to fig. 1-3, the outer wall of the screen 205 fits the inner wall of the ventilation block 104, so that the screen 205 can rotate on the inner wall of the ventilation block 104, and the outer wall of the screen 205 fits the outer wall of the scraper 206, so that the scraper 206 scrapes dust on the screen 205 to prevent blockage.

Referring to fig. 1-3, the first conductive block 209 is electrically connected to the motor 202 through a conductive wire, and the second conductive block 210 is electrically connected to an external power source through a conductive wire, so as to facilitate the operation of the motor 202.

Please refer to fig. 3 and fig. 4, the teeth of the first gear 301 are engaged with the teeth grooves of the second gear 302, so that the first gear 301 rotates to drive the second gear 302 to rotate, and one end of the friction block 306 is an inclined surface, so that the friction block 306 is forced to move.

Please refer to fig. 3 and 4, the outer wall of the rotating column 304 is provided with gear teeth, the bottom end of the movable plate 305 is provided with a tooth socket, the gear teeth of the rotating column 304 are engaged with the tooth socket of the movable plate 305, so that the rotating column 304 rotates to drive the movable plate 305 to displace.

Referring to fig. 1-3, an outer wall of one end of the first conductive block 209 is engaged with an outer wall of one end of the second conductive block 210, so that the first conductive block 209 and the second conductive block 210 can be attached to each other.

The utility model discloses a theory of operation is: firstly, when the first cabinet door 102 is closed, the first conductive block 209 contacts with the second conductive block 210 to drive the motor 202 to be electrified and operated, the motor 202 is operated to drive the rotating shaft 203 to rotate, the rotating shaft 203 rotates to drive the fan blades 204 and the filter screen 205 to rotate, the fan blades 204 rotate to drive air to enter the interior of the cabinet body 101 through the inner wall of the ventilation block 104, when the air passes through the filter screen 205, dust is left on the outer wall of the filter screen 205, when the rotating shaft 203 drives the filter screen 205 to rotate, the filter screen 205 and the scraper 206 rotate relatively, the scraper 206 scrapes off the dust on the filter screen 205 to prevent the filter screen 205 from being blocked, when the first cabinet door 102 is opened, the first conductive block 209 is separated from the second conductive block 210, so that the motor 202 stops operating, when the first cabinet door 102 or the second cabinet door 103 rotates, the movable shaft 207 is driven to rotate, the movable shaft 207 rotates to drive the first gear 301 to rotate, and the first gear 301 rotates to drive the second gear 302 and the connecting shaft 303 to rotate the second gear 301, thereby drive No. two cabinet doors 103 or cabinet door 102 and rotate, thereby a cabinet door 102 and No. two cabinet doors 103 can rotate simultaneously, when need not rotating No. two cabinet doors 103, clutch blocks 306 receive the contact of pressure spring 307 elasticity effect and cabinet body 101, generate pressure, thereby fix No. two cabinet doors 103, when needing to rotate, rotate rotation post 304, rotation post 304 rotates and drives fly leaf 305 and carry out the displacement, fly leaf 305 displacement drives friction blocks 306 and carries out the displacement, separate with cabinet body 101, the cancellation is fixed No. two cabinet doors 103, thereby rotate a cabinet door 102 and No. two cabinet doors 103.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A device for controlling reactive compensation by a power electronic switch comprises a main body, a dust removal mechanism and a fixing mechanism, and is characterized in that the main body comprises a cabinet body, one side of the inner wall of the cabinet body is connected with a first cabinet door, the other side of the inner wall of the cabinet body is connected with a second cabinet door, and one side of the outer wall of the cabinet body is connected with a ventilation block;

2. The device for controlling reactive compensation of a power electronic switch according to claim 1, wherein the fixing mechanism comprises a first gear and a second gear respectively located at the bottom ends of two movable shafts, the outer wall of the first gear is connected with the second gear, a connecting shaft is connected between the two second gears, the fixing mechanism further comprises a rotating column located on the outer wall of the second cabinet door, the outer wall of the rotating column is connected with a movable plate, one end of the movable plate is connected with a friction block, and a pressure spring is connected between the friction block and the second cabinet door.

3. A device for controlling reactive compensation of a power electronic switch according to claim 1, wherein the outer wall of the filter screen is fitted with the inner wall of the ventilation block, and the outer wall of the filter screen is fitted with the outer wall of the scraper.

4. The device for controlling reactive power compensation of a power electronic switch according to claim 1, wherein the first conductive block is electrically connected to the motor through a wire, and the second conductive block is electrically connected to an external power source through a wire.

5. A device for controlling reactive compensation of a power electronic switch according to claim 2, wherein the teeth of the first gear mesh with the tooth grooves of the second gear, and one end of the friction block is a bevel.

6. A device for controlling reactive compensation of a power electronic switch according to claim 2, wherein the outer wall of the rotating column is provided with gear teeth, the bottom end of the movable plate is provided with tooth grooves, and the gear teeth of the rotating column are engaged with the tooth grooves of the movable plate.

7. A device for controlling reactive compensation of a power electronic switch according to claim 1, wherein an outer wall of one end of the first conducting block is matched with an outer wall of one end of the second conducting block.