CN112233877A

CN112233877A - Low-voltage iron core series reactor

Info

Publication number: CN112233877A
Application number: CN202011111814.4A
Authority: CN
Inventors: 朱同鑫; 王晓亮; 朱沈锋
Original assignee: Suzhou Huicheng Power Testing Co ltd
Current assignee: Suzhou Huicheng Power Testing Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-01-15

Abstract

The invention is suitable for the technical field of reactors and provides a low-voltage iron core series reactor which comprises a heat dissipation assembly, wherein the heat dissipation assembly comprises a shell, two reactor bodies are arranged on the bottom wall in the shell, a motor is arranged on the top wall of the shell, a driving wheel is arranged in the shell and fixedly connected with an output shaft of the motor, a driven wheel is arranged on one side of the driving wheel and connected with the shell through a rotating shaft, the driving wheel and the driven wheel are in transmission connection through a belt, and fan blades are arranged below the driving wheel and the driven wheel; through setting up radiator unit, when reactor body during operation, open the motor, make the output shaft of motor drive the action wheel and rotate, drive down through the effect of belt this moment and rotate from the driving wheel, two flabellums of further drive rotate, make the gaseous top-down rapid movement in the shell to take away the heat on the reactor, and discharge from the heat dissipation window, prevent that the reactor temperature is too high, influence its life.

Description

Low-voltage iron core series reactor

Technical Field

The invention belongs to the technical field of reactors, and particularly relates to a low-voltage iron core series reactor.

Background

Reactors, also called inductors, are electrical conductors that, when energized, generate a magnetic field in a certain spatial area occupied by a conductor, so that all electrical conductors capable of carrying current are inductive in the general sense. However, the inductance of the electrified long straight conductor is small, and the generated magnetic field is not strong, so that the actual reactor is in a mode that a conducting wire is wound into a solenoid, and is called as an air-core reactor; in order to make this solenoid have a larger inductance, a core, called a core reactor, is sometimes inserted into the solenoid.

The conventional reactor can generate a large amount of heat during working, and if the reactor is not radiated in time, the service life of the reactor is influenced; on the other hand, when the gas flows into the housing, dust is liable to enter the housing.

Disclosure of Invention

The invention provides a low-voltage iron core series reactor, aiming at solving the problems that the conventional reactor generates a large amount of heat during working and the service life of the reactor is influenced if the reactor is not radiated in time; on the other hand, when the gas flows into the housing, there is a problem that dust is easily introduced into the housing.

The invention is realized in this way, a low-voltage iron core series reactor, including the heat-dissipating assembly, the said heat-dissipating assembly includes the outer cover; two reactor bodies are arranged on the bottom wall in the shell; a motor is mounted on the top wall of the shell, and an output shaft of the motor penetrates through the top wall of the shell and extends into the shell; a driving wheel is arranged in the shell and fixedly connected with an output shaft of the motor; a driven wheel is arranged on one side of the driving wheel, the driven wheel is connected with the shell through a rotating shaft, and the driving wheel is in transmission connection with the driven wheel through a belt; fan blades are arranged below the driving wheel and the driven wheel, and the two fan blades are fixedly connected with an output shaft of the motor and the rotating shaft respectively; the top wall of the shell is provided with an air inlet hole.

Preferably, the outer walls of the two reactor bodies are provided with radiating fins.

Preferably, a support column is mounted at the bottom of the housing.

Preferably, the front surface of the housing is rotatably connected with a door through a hinge.

Preferably, a heat dissipation window is embedded in a side wall of the housing.

Preferably, the dust-proof device also comprises a dust-proof component; dustproof subassembly includes the filter screen, the filter screen is located on the inside roof of shell, and with the shell can be dismantled and be connected.

Preferably, the bottom of the filter screen is provided with a bolt, and the bolt penetrates through the filter screen and is in threaded connection with the shell; and a nut is arranged on the top wall of the shell and is in threaded connection with the bolt.

Compared with the prior art, the invention has the beneficial effects that: by arranging the heat dissipation assembly, when the reactor body works, the motor is started, the output shaft of the motor drives the driving wheel to rotate, the driven wheel is driven to rotate under the action of the belt, the two fan blades are further driven to rotate, and gas in the shell rapidly moves from top to bottom, so that heat on the reactor body is taken away and is exhausted from the heat dissipation window, and the phenomenon that the temperature of the reactor is too high and the service life of the reactor is influenced is prevented;

through setting up the filter screen, make the filter screen filter the gas that gets into, avoid the dust to enter into the shell, and through screw bolt and nut, be convenient for pull down the filter screen from the shell and wash, make this device can repetitious usage filter screen, both practice thrift the cost, resources are saved again.

Drawings

FIG. 1 is a cross-sectional view of a housing of the present invention;

FIG. 2 is an enlarged view of the structure at A on the housing of FIG. 1;

FIG. 3 is an enlarged view of the structure at B on the housing of FIG. 1;

FIG. 4 is a front view of the housing of the present invention;

in the figure: 1-heat dissipation component, 11-shell, 111-air inlet, 112-support column, 113-heat dissipation window, 12-reactor body, 121-heat dissipation sheet, 13-motor, 14-driving wheel, 15-driven wheel, 16-rotating shaft, 17-belt, 18-fan blade, 19-box door, 2-dustproof component, 21-filter screen, 22-bolt and 23-nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-4, a low-voltage iron core series reactor includes a heat dissipation assembly 1, the heat dissipation assembly 1 includes a housing 11; two reactor bodies 12 are mounted on the bottom wall inside the shell 11; a motor 13 is arranged on the top wall of the shell 11, and an output shaft of the motor 13 penetrates through the top wall of the shell 11 and extends into the shell 11; a driving wheel 14 is arranged inside the shell 11, and the driving wheel 14 is fixedly connected with an output shaft of the motor 13; a driven wheel 15 is arranged on one side of the driving wheel 14, the driven wheel 15 is connected with the shell 11 through a rotating shaft 16, and the driving wheel 14 is in transmission connection with the driven wheel 15 through a belt 17; the fan blades 18 are arranged below the driving wheel 14 and the driven wheel 15, and the two fan blades 18 are respectively and fixedly connected with an output shaft of the motor 13 and a rotating shaft 16; the top wall of the housing 11 has an air intake hole 111.

In the present embodiment, the case 11 is provided to protect the two reactor main bodies 12 from damage to the outer walls of the reactor main bodies 12 by the case 11. Through setting up motor 13, action wheel 14 and follow driving wheel 15, when motor 13 during operation, motor 13's output shaft drives action wheel 14 and rotates, drives under the effect through belt 17 this moment and rotates from driving wheel 15, and further two flabellums 18 of drive rotate, make the interior gas top-down rapid movement of shell 11 to take away the heat on the reactor body 12, and discharge from heat dissipation window 113, prevent that reactor body 12 high temperature from influencing its life.

By providing a rotating shaft 16, wherein the rotating shaft 16 is fixedly connected with the driven wheel 15, the rotating shaft 16 is rotatably connected with the housing 11 through a bearing. Through setting up belt 17, wherein a pot head of belt 17 is established on action wheel 14, and the other pot head of belt 17 is established from driving wheel 15, makes this device pass through belt 17, action wheel 14 and from driving wheel 15, drives two flabellums 18 and rotates, and two pivoted flabellums 18 can improve gaseous flow area, further increase heat radiating area. By providing the air inlet hole 111, when the fan blade 18 rotates, the external air enters the housing 11 through the air inlet hole 111.

Further, the outer walls of the two reactor bodies 12 are each provided with a heat sink 121.

In the present embodiment, by providing the heat radiation fins 121, when the reactor body 12 is used, the heat radiation fins 121 conduct heat and can effectively radiate heat from the reactor body 12; when the fan blades 18 are used in combination with the heat sink 121, the heat dissipation effect of the heat sink 121 is effectively improved, and the heat dissipation effect of the reactor body 12 is further improved.

Further, a support column 112 is installed at the bottom of the housing 11.

In the present embodiment, by providing the support columns 112, the support columns 112 raise the height of the case 11, and ground water is prevented from penetrating into the case 11 and affecting the use of the reactor body 12.

Further, a door 19 is pivotally attached to the front surface of the housing 11 via a hinge.

In this embodiment, by providing the box door 19, the user can easily maintain the device inside the housing 11 by rotating the box door 19, and can easily replace the filter screen 21 by rotating the box door 19.

Further, a heat radiation window 113 is embedded in a side wall of the housing 11.

In this embodiment, by providing the heat dissipation window 113, when the motor 13 is in operation, the gas in the housing 11 moves rapidly from top to bottom, so as to take away the heat of the reactor body 12 and exhaust the heat from the heat dissipation window 113, thereby preventing the temperature of the reactor body 12 from being too high and affecting the service life thereof.

Further, the dust-proof device also comprises a dust-proof component 2; the dust-proof assembly 2 includes a screen 21, and the screen 21 is located on the top wall inside the housing 11 and detachably connected to the housing 11.

In the present embodiment, the filter 21 is provided to filter the gas entering the filter 21, thereby preventing dust from entering the casing 11. Can dismantle the connection through setting up filter screen 21 and shell 11, be convenient for pull down the washing with filter screen 21 from shell 11, make this device can repetitious usage filter screen 21, both practice thrift the cost, resources are saved again.

Further, a bolt 22 is arranged at the bottom of the filter screen 21, and the bolt 22 penetrates through the filter screen 21 and is in threaded connection with the shell 11; a nut 23 is provided on the top wall of the housing 11, and the nut 23 and the bolt 22 are screwed.

In the present embodiment, by providing the bolt 22 and the nut 23, when the user needs to detach the strainer 21, the nut 23 is first unscrewed from the bolt 22, then the bolt 22 is disengaged from the housing 11 by rotating the bolt 22, and finally the strainer 21 is detached; when the user desires to install the strainer 21, the bolt 22 is rotated again to pass the bolt 22 through the top wall of the housing 11, and then the nut 23 is tightened again until the nut 23 comes into contact with the upper surface of the housing 11, thereby achieving the fixing of the strainer 21.

In summary, when the reactor body 12 works, the motor 13 is turned on, so that the output shaft of the motor 13 drives the driving wheel 14 to rotate, the driven wheel 15 is driven to rotate by the action of the belt 17, the two fan blades 18 are further driven to rotate, and the gas in the housing 11 rapidly moves from top to bottom, so that the heat on the reactor body 12 is taken away and is exhausted from the heat dissipation window 113, and the phenomenon that the temperature of the reactor body 12 is too high and the service life of the reactor body is affected is prevented; meanwhile, the entering gas is filtered through the filter screen 21, so that dust is prevented from entering the shell 11, the filter screen 21 is conveniently detached from the shell 11 for cleaning through the bolt 22 and the nut 23, the filter screen 21 can be used for multiple times, and therefore cost and resources are saved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a low pressure iron core series reactor, includes radiator unit (1), its characterized in that: the heat dissipation assembly (1) comprises a housing (11);

two reactor bodies (12) are mounted on the bottom wall in the shell (11);

a motor (13) is mounted on the top wall of the shell (11), and an output shaft of the motor (13) penetrates through the top wall of the shell (11) and extends into the shell (11);

a driving wheel (14) is arranged in the shell (11), and the driving wheel (14) is fixedly connected with an output shaft of the motor (13);

a driven wheel (15) is arranged on one side of the driving wheel (14), the driven wheel (15) is connected with the shell (11) through a rotating shaft (16), and the driving wheel (14) is in transmission connection with the driven wheel (15) through a belt (17);

fan blades (18) are arranged below the driving wheel (14) and the driven wheel (15), and the two fan blades (18) are fixedly connected with an output shaft of the motor (13) and the rotating shaft (16) respectively;

the top wall of the shell (11) is provided with an air inlet hole (111).

2. A low voltage core series reactor according to claim 1, characterized in that: and radiating fins (121) are arranged on the outer walls of the two reactor bodies (12).

3. A low voltage core series reactor according to claim 1, characterized in that: and a support column (112) is arranged at the bottom of the shell (11).

4. A low voltage core series reactor according to claim 1, characterized in that: the front surface of the shell (11) is rotatably connected with a box door (19) through a hinge.

5. A low voltage core series reactor according to claim 1, characterized in that: and a heat radiation window (113) is embedded in the side wall of the shell (11).

6. A low voltage core series reactor according to claim 1, characterized in that: also comprises a dustproof component (2);

dustproof subassembly (2) include filter screen (21), filter screen (21) are located on the inside roof of shell (11), and with shell (11) can dismantle the connection.

7. A low voltage core series reactor according to claim 6, wherein: the bottom of the filter screen (21) is provided with a bolt (22), and the bolt (22) penetrates through the filter screen (21) and is in threaded connection with the shell (11);

a nut (23) is arranged on the top wall of the shell (11), and the nut (23) is in threaded connection with the bolt (22).