Heat dissipation and noise reduction device for electric reactor

Abstract

The utility model relates to the technical field of electric reactors, in particular to an electric reactor heat dissipation and noise reduction device which comprises a shell, a plurality of sound absorption holes are formed in the inner wall of the shell, sound absorption cotton is fixedly connected into the side wall of the shell, the sound absorption holes are matched with the sound absorption cotton, and an electric reactor is fixedly connected to the bottom in the shell. And the lower end of the mounting plate is rotationally connected with a rod body, and a plurality of blades are distributed on the side wall of the rod body in an annular array mode. According to the electric reactor, sound absorption holes and sound absorption cotton are matched, meanwhile, sound is absorbed and reduced through sound absorption plates and sound absorption filter screens, the decibel of the sound transmitted to the shell through groove holes and heat dissipation grooves is reduced, and therefore the situation that the environment is polluted due to the fact that the sound generated when the electric reactor operates is too loud is avoided; according to the reactor heat dissipation device, the reactor in operation is cooled, so that heat dissipation of the reactor is facilitated, and the reactor is prevented from being damaged due to too high temperature during operation.

Description

Technical Field

[0001] The utility model relates to the technical field of reactors, in particular to a heat dissipation and noise reduction device for reactors. Background Art

[0002] Reactors, also known as inductors, play a very important role in circuits. Their working principle is mainly to block current changes through inductance, isolate and regulate current, and balance the power factor of the system through capacitance to improve circuit efficiency. The main function of the reactor is to prevent current changes and balance the capacitance and inductance in the circuit.

[0003] After searching, the utility model patent with Chinese patent publication number CN217239248U discloses a noise reduction device for a reactor, including a stainless steel installation box, an epoxy thermal conductive adhesive layer and sound-absorbing cotton, the epoxy thermal conductive adhesive layer is arranged on the inner bottom side and inner circumference side of the stainless steel installation box, an interface plate is arranged on the top of the stainless steel installation box, and sound-absorbing cotton is arranged on the side of the interface plate facing the stainless steel installation box, and the reactor is fixedly installed inside the stainless steel installation box. The noise reduction device can reduce the noise emitted by the reactor to a large extent and improve the heat dissipation performance.

[0004] The above patents were searched and found to have dealt with the noise reduction of the reactor, but the device failed to deal with the heat dissipation of the reactor, which could easily lead to the shortening of the service life of the reactor due to excessive temperature during operation. Utility Model Content

[0005] The utility model aims to provide a reactor heat dissipation and noise reduction device, which can achieve the effect of heat dissipation and noise reduction of the reactor, so as to solve the problem that it is not convenient to heat dissipation and noise reduction of the reactor in the prior art.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A reactor heat dissipation and noise reduction device comprises a shell, the inner wall of the shell is provided with a plurality of sound-absorbing holes, the plurality of the sound-absorbing holes are in a honeycomb shape, sound-absorbing cotton is fixedly connected to the inside of the shell side wall, the sound-absorbing holes cooperate with the sound-absorbing cotton, a reactor is fixedly connected to the bottom of the shell, heat dissipation grooves are penetrated on both sides of the shell, and a slot hole is penetrated on the upper end of the shell; a mounting plate, the mounting plate is arranged inside the slot hole, a plurality of connecting plates are distributed in a circular array on the side wall of the mounting plate, the end of the connecting plate is fixedly connected to the side wall of the slot hole, the lower end of the mounting plate is rotatably connected to a rod body, and a plurality of blades are distributed in a circular array on the side wall of the rod body.

[0008] Preferably, a plurality of sound absorbing panels are fixedly connected to the inner wall of the shell, the plurality of sound absorbing panels are staggered, and the sound absorbing panels are located below the slots.

[0009] Preferably, a plate is fixedly connected inside the heat dissipation slot by bolts, and a sound-absorbing filter is fixedly connected inside the plate.

[0010] Preferably, a motor is fixedly connected to the upper end of the mounting plate, the output end of the motor is rotatably connected to the mounting plate, and the output end of the motor is fixedly connected to the upper end of the rod body.

[0011] Preferably, a plurality of vertical rods are fixedly connected to the upper end of the shell, and an upper cover is commonly fixedly connected to the upper ends of the plurality of vertical rods.

[0012] Preferably, a sealing door is rotatably connected to the side wall of the shell, and a handle is fixedly connected to the side wall of the sealing door.

[0013] Compared with the prior art, the advantages of the utility model are:

[0014] 1. The sound generated by the reactor during operation is absorbed and reduced through the cooperation between the sound-absorbing holes and the sound-absorbing cotton. At the same time, the sound is absorbed and reduced through the sound-absorbing panels and the sound-absorbing filters, reducing the decibel number of the sound transmitted to the shell through the slots and the heat dissipation slots, thereby avoiding excessive noise generated by the reactor during operation and causing pollution to the environment.

[0015] 2. The motor drives the rod to rotate, and the rod drives multiple blades to rotate at the same time, so that the external airflow flows into the shell through the heat dissipation slot to dissipate the heat of the operating reactor. At the same time, the airflow flowing into the shell is filtered by the sound-absorbing filter to prevent the shell from being covered with dust and affecting the heat dissipation of the reactor, thereby facilitating the heat dissipation of the reactor and preventing the reactor from being damaged due to excessive temperature during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model is a front view schematic diagram of the external structure of a reactor heat dissipation and noise reduction device.

[0017] Figure 2 The utility model is a schematic diagram of the external structure of a reactor heat dissipation and noise reduction device when viewed from above.

[0018] Figure 3 The utility model is a schematic diagram of a front cross-sectional structure of a reactor heat dissipation and noise reduction device.

[0019] Figure 4 The utility model provides a schematic diagram of a top view and cross-sectional structure of a reactor heat dissipation and noise reduction device.

[0020] In the figure: 1 shell, 2 sound-absorbing holes, 3 sound-absorbing cotton, 4 sound-absorbing board, 5 reactor, 6 heat dissipation slot, 7 plate, 8 sound-absorbing filter, 9 slot hole, 10 mounting plate, 11 connecting plate, 12 motor, 13 rod body, 14 blades, 15 upper cover, 16 vertical rod, 17 sealing door. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] Reference Figure 1-4 A reactor heat dissipation and noise reduction device comprises a shell 1, wherein the inner wall of the shell 1 is provided with a plurality of sound-absorbing holes 2, wherein the plurality of sound-absorbing holes 2 are in a honeycomb shape, a sound-absorbing cotton 3 is fixedly connected to the inside of the side wall of the shell 1, and the sound-absorbing holes 2 cooperate with the sound-absorbing cotton 3, a reactor 5 is fixedly connected to the bottom of the shell 1, heat dissipation grooves 6 are penetrated on both sides of the shell 1, and a slot hole 9 is penetrated on the upper end of the shell 1; a mounting plate 10, wherein the mounting plate 10 is arranged inside the slot hole 9, and a plurality of connecting plates 11 are distributed in a circular array on the side wall of the mounting plate 10, wherein the end of the connecting plate 11 is fixedly connected to the side wall of the slot hole 9, and the mounting plate 1 0 is rotatably connected to the lower end of the rod body 13, and a plurality of blades 14 are distributed in a circular array on the side wall of the rod body 13. Through the cooperation between the sound-absorbing holes 2 and the sound-absorbing cotton 3, the sound generated by the reactor 5 during operation is absorbed and noise is reduced. At the same time, the rod body 13 drives the plurality of blades 14 to rotate, so that the external airflow flows into the shell 1 through the heat dissipation slot 6 to dissipate the heat of the reactor 5 in operation. The airflow after the heat dissipation of the reactor 5 flows out to the outside of the shell 1 through the slot hole 9. The rear side wall of the shell 1 is provided with a plurality of holes, and the holes are provided to facilitate the connection of the wires of the reactor 5.

[0023] A plurality of sound absorbing panels 4 are fixedly connected to the inner wall of the shell 1, and the plurality of sound absorbing panels 4 are arranged in a staggered manner. The sound absorbing panels 4 are located below the slots 9. The airflow after heat dissipation of the reactor 5 passes through the gaps between the plurality of staggered sound absorbing panels 4. At the same time, the sound generated during the operation of the reactor 5 is absorbed and noise reduced by the sound absorbing panels 4, thereby reducing the decibel number of the sound transmitted through the slots 9 to the outside of the shell 1.

[0024] A plate 7 is fixedly connected to the inside of the heat sink 6 by bolts, and a sound-absorbing filter 8 is fixedly connected to the inside of the plate 7. The airflow flowing into the inside of the shell 1 is filtered by the sound-absorbing filter 8. At the same time, the sound generated by the operation of the reactor 5 is absorbed and reduced by the sound-absorbing filter 8, thereby reducing the decibel number of the sound transmitted to the outside of the shell 1 through the heat sink 6.

[0025] A motor 12 is fixedly connected to the upper end of the mounting plate 10 , and an output end of the motor 12 is rotatably connected to the mounting plate 10 . The output end of the motor 12 is fixedly connected to the upper end of the rod body 13 , and the rod body 13 is driven to rotate by the motor 12 .

[0026] A plurality of vertical rods 16 are fixedly connected to the upper end of the shell 1 , and an upper cover 15 is fixedly connected to the upper ends of the plurality of vertical rods 16 . The installed upper cover 15 can prevent foreign matter from falling into the shell 1 through the slot 9 .

[0027] A sealing door 17 is rotatably connected to the side wall of the shell 1 , a handle is fixedly connected to the side wall of the sealing door 17 , and a sound-absorbing foam plate is fixedly connected to the inside of the sealing door 17 .

[0028] In the utility model, the sound generated by the reactor 5 during operation is absorbed and noise-reduced through the cooperation between the sound-absorbing holes 2 and the sound-absorbing cotton 3. At the same time, the sound is absorbed and noise-reduced through the sound-absorbing board 4 and the sound-absorbing filter 8, thereby reducing the decibel number of the sound transmitted to the housing 1 through the slots 9 and the heat dissipation slots 6.

[0029] The motor 12 drives the rod body 13 to rotate, and the rod body 13 drives the multiple blades 14 to rotate, so that the external airflow flows into the shell 1 through the heat dissipation slot 6 to dissipate the heat of the operating inductor 5. At the same time, the airflow flowing into the shell 1 is filtered by the sound-absorbing filter 8 to prevent the shell 1 from being covered with dust and affecting the heat dissipation of the inductor 5. The airflow after the heat is dissipated by the inductor 5 flows out to the outside of the shell 1 through the slot 9 to prevent the inductor 5 from being damaged due to excessive temperature during operation.

[0030] The above description 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 within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A reactor heat dissipation and noise reduction device, characterized in that: include A shell (1), wherein the inner wall of the shell (1) is provided with a plurality of sound-absorbing holes (2), the plurality of sound-absorbing holes (2) are in a honeycomb shape, a sound-absorbing cotton (3) is fixedly connected to the inside of the side wall of the shell (1), the sound-absorbing holes (2) cooperate with the sound-absorbing cotton (3), a reactor (5) is fixedly connected to the bottom of the shell (1), both sides of the shell (1) are penetrated with heat dissipation grooves (6), and the upper end of the shell (1) is penetrated with a slot hole (9); A mounting plate (10) is arranged inside the slot hole (9), a plurality of connecting plates (11) are arranged in a circular array on the side wall of the mounting plate (10), an end of the connecting plate (11) is fixedly connected to the side wall of the slot hole (9), a rod body (13) is rotatably connected to the lower end of the mounting plate (10), and a plurality of blades (14) are arranged in a circular array on the side wall of the rod body (13).

2. The reactor heat dissipation and noise reduction device according to claim 1, characterized in that: A plurality of sound absorbing panels (4) are fixedly connected to the inner wall of the shell (1), the plurality of sound absorbing panels (4) are arranged in a staggered manner, and the sound absorbing panels (4) are located below the slots (9).

3. The reactor heat dissipation and noise reduction device according to claim 1, characterized in that: A plate (7) is fixedly connected to the interior of the heat dissipation groove (6) by means of bolts, and a sound-absorbing filter (8) is fixedly connected to the interior of the plate (7).

4. The reactor heat dissipation and noise reduction device according to claim 1, characterized in that: The upper end of the mounting plate (10) is fixedly connected to a motor (12); the output end of the motor (12) is rotatably connected to the mounting plate (10); and the output end of the motor (12) is fixedly connected to the upper end of the rod body (13).

5. The reactor heat dissipation and noise reduction device according to claim 1, characterized in that: The upper end of the shell (1) is fixedly connected to a plurality of vertical rods (16), and the upper ends of the plurality of vertical rods (16) are commonly fixedly connected to an upper cover (15).

6. The reactor heat dissipation and noise reduction device according to claim 1, characterized in that: The side wall of the housing (1) is rotatably connected to a sealing door (17), and the side wall of the sealing door (17) is fixedly connected to a handle.

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