CN212969060U

CN212969060U - Low-voltage harmonic filtering module

Info

Publication number: CN212969060U
Application number: CN202021768330.2U
Authority: CN
Inventors: 曾东凯; 张启贵
Original assignee: Fujian Hengda Weiye Electric Co ltd
Current assignee: Fujian Hengda Weiye Electric Co ltd
Priority date: 2020-08-22
Filing date: 2020-08-22
Publication date: 2021-04-13
Anticipated expiration: 2030-08-22

Abstract

The utility model discloses a low pressure harmonic filtering module relates to wave filter technical field. This low-voltage harmonic filtering module, including filter body and base, the filter body is located the top of base, the bottom fixedly connected with heat-conducting plate of filter body, the equal fixedly connected with heat conduction strip of surface around the heat-conducting plate, and the surface of heat conduction strip all laminates with the surface of filter body. This low pressure harmonic filtering module, through conducting the heat that the wave filter body produced at the during operation through the heat-conducting plate, the heat-conducting plate passes through the heat conduction strip with the heat and conducts in the coolant liquid of heat transfer incasement, can be more fully quick through the fin with the heat in the heat-conducting cooling liquid, the heat of coolant liquid is through the heat conduction scale on the heat transfer case in scattering into the air, then the starter motor, the motor drives the heat dissipation fan and rotates, accelerate the air flow rate of heat conduction scale surface, can reach the heat dissipation with higher speed, strengthen radiating effect.

Description

Low-voltage harmonic filtering module

Technical Field

The utility model relates to a wave filter technical field specifically is a low pressure harmonic filtering module.

Background

The filter is a filter circuit composed of a capacitor, an inductor and a resistor, the filter can effectively filter a frequency point of a specific frequency in a power line or frequencies except the frequency point to obtain a power signal of the specific frequency or eliminate the power signal of the specific frequency, the filter is a frequency selection device, can enable specific frequency components in the signal to pass through, and greatly attenuate other frequency components, interference noise can be filtered or frequency spectrum analysis can be carried out by utilizing the frequency selection function of the filter, the filter is a device for filtering waves, and a low-voltage harmonic filter also appears for wider use, but the existing filter works for a long time under the condition of hot working environment, internal electronic components are extremely easy to damage, and the existing heat dissipation mode is generally natural heat dissipation or simply uses a heat dissipation fan for heat dissipation, radiating effect is unsatisfactory, and the heat dissipation to the radiator can not be guaranteed to work under long-time high temperature state to current radiator generally directly uses the bolt to install, and is more time-consuming and energy-consuming when installation or dismantlement maintenance, the use in the inconvenient actual work.

SUMMERY OF THE UTILITY MODEL

The utility model provides a low pressure harmonic filtering module can carry out good heat dissipation to the wave filter body, can make things convenient for the installation and the dismantlement of wave filter body.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a low-voltage harmonic filtering module comprises a filter body and a base, wherein the filter body is positioned at the top of the base, the bottom of the filter body is fixedly connected with a heat conducting plate, the front and back outer surfaces of the heat conducting plate are fixedly connected with heat conducting strips, and the outer surfaces of the heat conducting strips are attached to the outer surface of the filter body, and one end of the heat conducting strip far away from the heat conducting plate is fixedly connected with a heat radiating fin, the top of the filter body is fixed with a heat exchange box through a bolt, the interior of the heat exchange box is filled with cooling liquid, the top of the heat exchange box is fixedly connected with heat conducting scales, the top of the heat exchange box is fixedly connected with a fixed frame, a fixed frame is fixedly connected between the inner walls of the two sides of the fixed frame, the top of mount is passed through the bolt fastening and is had the motor, the output of motor rotates and is connected with the heat dissipation fan, the top fixedly connected with filter screen of fixed frame.

For convenient fix the filter body, conduct the utility model relates to a low pressure harmonic filtering module is preferred, the both sides outer wall of filter body is close to the equal fixedly connected with fixed block of four corners, and the top center department of fixed block has all seted up the block hole.

In order to fix the hollow tube, conduct the utility model relates to a low pressure harmonic filtering module is preferred, the top fixedly connected with hollow tube of base, and the inside of locating the fixed block of the inlaying of hollow tube.

In order to fix the sliding plate, as the utility model relates to a low pressure harmonic filtering module is preferred, fixedly connected with fixed plate between the inside top surface of hollow tube and the bottom surface, the equal fixedly connected with slide rail of both sides outer wall of fixed plate.

In order to fix the wave filter body, conduct the utility model relates to a low pressure harmonic filtering module is preferred, the inside slip of slide rail is inlayed and is equipped with the sliding plate, and one side of sliding plate extends to the outside of hollow tube.

In order to support the sliding plate, as the utility model relates to a low pressure harmonic filtering module is preferred, the equal fixedly connected with spring of both sides outer wall of fixed plate, and the spring keep away from the one end of fixed plate all with one side outer wall fixed connection of sliding plate.

The utility model provides a low pressure harmonic filtering module. The method has the following beneficial effects:

(1) this low pressure harmonic filter module, through conducting the heat that the wave filter body produced at the during operation through the heat-conducting plate, the heat-conducting plate passes through the heat conduction strip with the heat and conducts in the coolant liquid of heat transfer incasement, can be more fully quick through the fin with in the heat conduction coolant liquid, the heat of coolant liquid is through the heat conduction scale on the heat transfer case in scattering into the air, then the starter motor, the motor drives the heat dissipation fan and rotates, accelerate the air flow rate of heat conduction scale surface, can reach the heat dissipation with higher speed, strengthen radiating effect.

(2) This low pressure harmonic filtering module, fix the base through the bolt, then establish the hollow tube of block pore pair on the fixed block with the cover, the fixed block extrudees the sliding plate, in the sliding plate was compressed into the hollow tube, extrude the spring, the bottom of filter body was laminated with the top of base, the fixed block does not extrude the sliding plate, the spring supports the sliding plate, fix the fixed block, when the filter body was dismantled to needs, in carrying out the hollow tube with the sliding plate compression with the hand, then can take off the filter body, can reach the effect that conveniently installs and dismantle the filter body.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic structural view of the heat exchange box of the present invention;

fig. 3 is a schematic structural view of the hollow tube of the present invention.

In the figure: 1. a filter body; 2. a heat conducting plate; 3. a heat conducting strip; 4. a heat sink; 5. a heat exchange box; 6. cooling liquid; 7. heat-conducting flakes; 8. a fixing frame; 9. a fixed mount; 10. a motor; 11. a heat dissipation fan; 12. filtering with a screen; 13. a fixed block; 14. a base; 15. a hollow tube; 16. a fixing plate; 17. a slide rail; 18. a sliding plate; 19. a 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.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a low-voltage harmonic filtering module comprises a filter body 1 and a base 14, wherein the filter body 1 is positioned at the top of the base 14, the bottom of the filter body 1 is fixedly connected with a heat conducting plate 2, the front and back outer surfaces of the heat conducting plate 2 are fixedly connected with heat conducting strips 3, the outer surfaces of the heat conducting strips 3 are attached to the outer surface of the filter body 1, and heat conduction strip 3 keeps away from one end fixedly connected with fin 4 of heat-conducting plate 2, there is heat transfer case 5 at the top of filter body 1 through the bolt fastening, the inside packing of heat transfer case 5 has coolant liquid 6, the top fixedly connected with heat conduction scale 7 of heat transfer case 5, the fixed frame 8 of top fixedly connected with of heat transfer case 5, fixedly connected with mount 9 between the both sides inner wall of fixed frame 8, there is motor 10 at the top of mount 9 through the bolt fastening, the output of motor 10 rotates and is connected with heat dissipation fan 11, the top fixedly connected with filter screen 12 of fixed frame 8.

In this embodiment: the filter body 1 can effectively filter the frequency point of the specific frequency in the power line or the frequencies except the frequency point to obtain a power signal of the specific frequency, or power signal after a specific frequency is eliminated, the base 14 can fix the filter body 1, the heat conducting plate 2 can conduct the heat of the filter body 1, the heat conducting bar 3 can conduct the heat to the cooling liquid 6 in the heat exchange box 5 through the heat radiating fins 4, during heat conduction scale 7 can be with the heat of coolant liquid 6 the air of going into, fixed frame 8 can be fixed mount 9, and mount 9 can be fixed motor 10, and motor 10 can drive heat dissipation fan 11 and rotate, and motor 10 adopts the 795-1 model, and heat dissipation fan 11 can accelerate the air flow rate on the heat conduction scale 7 to accelerate the heat dissipation of heat conduction scale 7, filter screen 12 can filter the dust.

Specifically, the outer wall of the two sides of the filter body 1 is close to the fixed blocks 13 fixedly connected with the four corners, and the clamping holes are formed in the center of the top of each fixed block 13.

In this embodiment: the fixing block 13 can be used for embedding the hollow tube 15 through the clamping hole to fix the filter body 1.

Specifically, the top of the base 14 is fixedly connected with a hollow tube 15, and the hollow tube 15 is embedded inside the fixing block 13.

In this embodiment: the base 14 can fix a hollow tube 15, and the hollow tube 15 can fix a fixing plate 16.

Specifically, a fixing plate 16 is fixedly connected between the top surface and the bottom surface of the interior of the hollow tube 15, and sliding rails 17 are fixedly connected to the outer walls of two sides of the fixing plate 16.

In this embodiment: the fixed plate 16 may fix the slide rail 17, and the slide rail 17 may fix the slide plate 18.

Specifically, a sliding plate 18 is slidably embedded inside the sliding rail 17, and one side of the sliding plate 18 extends to the outside of the hollow tube 15.

In this embodiment: the sliding plate 18 may fix the fixed block 13.

Specifically, the outer walls of both sides of the fixed plate 16 are fixedly connected with springs 19, and one ends of the springs 19 far away from the fixed plate 16 are fixedly connected with the outer wall of one side of the sliding plate 18.

In this embodiment: the spring 19 supports the slide plate 18 so that the slide plate 18 can be extended and contracted.

When the filter body 1 is required to be cooled, heat generated by the filter body 1 during working is conducted through the heat conducting plate 2, the heat conducting plate 2 conducts the heat into the cooling liquid 6 in the heat exchange box 5 through the heat conducting strips 3, the heat can be more sufficiently and rapidly conducted into the cooling liquid 6 through the cooling fins 4, the heat of the cooling liquid 6 is dissipated into the air through the heat conducting fins 7 on the heat exchange box 5, then the motor 10 is started, the motor 10 drives the heat dissipation fan 11 to rotate, the air flow rate on the outer surface of the heat conducting fins 7 is accelerated, the heat dissipation effect is enhanced, when the filter body 1 is required to be installed, the base 14 is fixed through bolts, then the clamping holes on the fixing block 13 are aligned with the hollow pipe 15 to be sleeved, the fixing block 13 extrudes the sliding plate 18, the sliding plate 18 is compressed into the hollow pipe 15, extrude spring 19, when the bottom of filter body 1 and the top laminating of base 14, fixed block 13 does not extrude sliding plate 18, and spring 19 supports sliding plate 18, fixes fixed block 13, when needs dismantle filter body 1, with the hand with sliding plate 18 compression carry out in hollow tube 15, then take off filter body 1 can.

The utility model discloses a control mode is controlled through artifical start-up and closing switch, and the wiring diagram of power component and the supply of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and wiring in detail and arrange.

The above, 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 low-voltage harmonic filtering module, includes filter body (1) and base (14), filter body (1) is located the top of base (14), its characterized in that: the bottom fixedly connected with heat-conducting plate (2) of wave filter body (1), the surface all fixedly connected with heat conduction strip (3) around heat-conducting plate (2), and the surface of heat conduction strip (3) all laminates with the surface of wave filter body (1), and the one end fixedly connected with fin (4) of heat-conducting plate (2) is kept away from to heat conduction strip (3), the top of wave filter body (1) is fixed with heat transfer case (5) through the bolt, the inside packing of heat transfer case (5) has coolant liquid (6), the top fixedly connected with heat conduction scale (7) of heat transfer case (5), the top fixedly connected with fixed frame (8) of heat transfer case (5), fixedly connected with mount (9) between the both sides inner wall of fixed frame (8), the top of mount (9) is fixed with motor (10) through the bolt, the output of motor (10) rotates and is connected with heat dissipation fan (11), the top fixedly connected with filter screen (12) of fixed frame (8).

2. The low-voltage harmonic filtering module of claim 1, wherein: the filter comprises a filter body (1), wherein outer walls of two sides of the filter body (1) are close to four corner fixing blocks (13) which are fixedly connected, and clamping holes are formed in the center of the top of each fixing block (13).

3. The low-voltage harmonic filtering module of claim 1, wherein: the top of base (14) fixedly connected with hollow tube (15), and hollow tube (15) inlays the inside of locating fixed block (13).

4. A low-voltage harmonic filtering module according to claim 3, characterized in that: the hollow pipe is characterized in that a fixing plate (16) is fixedly connected between the top surface and the bottom surface of the interior of the hollow pipe (15), and sliding rails (17) are fixedly connected to the outer walls of two sides of the fixing plate (16).

5. The low-voltage harmonic filtering module according to claim 4, wherein: a sliding plate (18) is embedded in the sliding rail (17) in a sliding mode, and one side of the sliding plate (18) extends to the outside of the hollow pipe (15).

6. The low-voltage harmonic filtering module according to claim 4, wherein: the outer walls of two sides of the fixed plate (16) are fixedly connected with springs (19), and one ends, far away from the fixed plate (16), of the springs (19) are fixedly connected with the outer wall of one side of the sliding plate (18).