Heat dissipation structure of variable frequency motor filter
By using an aluminum-chromium alloy mounting housing and dustproof sheet in the variable frequency motor filter for protection, and utilizing a micro-motor driven heat dissipation mechanism to achieve efficient heat dissipation, the problems of easy damage and insufficient heat dissipation of the variable frequency motor filter are solved, thus extending its service life.
Patent Information
- Application Number
- CN202423154214.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2026-01-16
- Estimated Expiration
- 2034-12-20
AI Technical Summary
Existing variable frequency motor filters lack protective structures, making them susceptible to damage from accidental impacts during installation or maintenance. They also lack heat dissipation structures, which affects their service life.
A heat dissipation structure including a filter body and a mounting housing was designed. The mounting housing and dustproof plate are made of aluminum-chromium alloy for protection. Combined with a heat dissipation mechanism driven by a micro motor, efficient heat dissipation is achieved through heat dissipation blades and fins.
It effectively prevents accidental impact damage during installation or maintenance, extends the service life of the filter, and extends its service life through efficient heat dissipation.
Smart Images
Figure CN223810047U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to variable frequency motor filter technical field especially relates to a variable frequency motor filter's heat radiation structure. BACKGROUND
[0002] Variable frequency motor adopts the AC speed regulation mode of special variable frequency induction motor, makes the mechanical automation degree and production efficiency greatly improve, and variable frequency motor test generally needs to adopt the power supply of frequency converter, and the filter commonly used in the frequency converter is a kind of filter specially for the characteristics and laws of the harmonic generated by frequency converter, and is a kind of filter for harmonic control.
[0003] The existing variable frequency motor filter lacks protective structure in actual use, is easily damaged due to accidental impact during installation or maintenance, and lacks heat dissipation structure during installation and use, which affects the service life of the filter, and the heat dissipation structure of the variable frequency motor filter is proposed to solve the above problems. UTILITY MODEL CONTENTS
[0004] In view of the deficiencies and defects in the prior art, the utility model provides a heat dissipation structure of variable frequency motor filter to solve the technical problems that the existing variable frequency motor filter lacks protective structure in actual use, is easily damaged due to accidental impact during installation or maintenance, and lacks heat dissipation structure during installation and use, which affects the service life of the filter.
[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:
[0006] A heat dissipation structure of variable frequency motor filter, including filter body and installation shell, the bottom of installation shell is equipped with installation groove, the filter body is inserted in installation groove, the left and right two side inner walls of installation shell close to bottom are all equipped with rectangular opening, the top surface of installation shell is fixedly connected with cover body, the top surface of installation shell is fixedly installed with micro motor at the center position in cover body, the top surface of installation shell in cover body is equipped with heat dissipation mechanism, the micro motor is drivingly connected with heat dissipation mechanism, and the heat dissipation mechanism is opposite to filter body.
[0007] Preferably, the material of the installation shell is aluminum-chromium alloy, and the top surface and bottom of the rectangular opening on both sides are fixedly connected with dustproof sheets, and the front and rear end side walls of the filter body are all embedded with a plurality of heat dissipation fins.
[0008] Preferably, the driving shaft of the micro motor is vertically arranged downward, the lower end of the driving shaft of the micro motor is fixedly connected with a rotating shaft, the rotating shaft is coaxially fixedly connected with a first gear, and the first gear is drivingly connected with the heat dissipation mechanism.
[0009] Preferably, the heat dissipation mechanism comprises four bearing seats fixedly connected to the inner wall of the rear side of the cover body respectively, the four bearing seats are located on the left and right sides of the micro motor and are arranged oppositely in pairs, a connecting rod is vertically rotatably arranged between the two bearing seats opposite to each other, the second gear is coaxially fixedly connected to one end between the two bearing seats and located on the lower end of the connecting rod, the two second gears are meshed with the first gear, and the lower end of the connecting rod is fixedly connected with the heat dissipation fin.
[0010] Preferably, the bottom of the cover body is provided with a ventilation opening, and the inner wall of the ventilation opening is fixedly installed with a dust screen, and the two groups of heat dissipation fins are arranged opposite to the dust screen.
[0011] Preferably, the dustproof sheet is a corrosion-resistant rubber product.
[0012] Compared with the prior art, the utility model has the advantages that:
[0013] 1. By placing the filter body in the installation groove through the rectangular opening, the aluminum-chromium alloy material installation shell cooperates with the dustproof sheet in the rectangular opening to provide buffering and dustproof protection for the filter body, prevent damage to the filter body caused by accidental impact during installation or maintenance, and ensure normal use of the filter body.
[0014] 2. The micro motor drives the two connecting rods to rotate under the support of the bearing seat, so that the two connecting rods drive the two groups of heat dissipation fins to rotate, cooperate with the heat dissipation fins to provide efficient heat dissipation for the filter body, and prolong the service life of the filter body. BRIEF DESCRIPTION OF DRAWINGS
[0015] Figure 1 The utility model provides a kind of heat dissipation structure of variable-frequency motor filter for the structure diagram of the utility model;
[0016] Figure 2 The utility model provides a kind of heat dissipation structure of variable-frequency motor filter for the perspective schematic view of the utility model;
[0017] Figure 3 For Figure 2 The local enlarged view of A in Figure.
[0018] In the figure: 1 filter body, 2 installation shell, 3 installation groove, 4 rectangular opening, 5 cover body, 6 micro motor, 7 dustproof sheet, 8 heat dissipation fin, 9 rotating shaft, 10 first gear, 11 bearing seat, 12 connecting rod, 13 second gear, 14 heat dissipation fin, 15 ventilation opening, 16 dust screen. DETAILED DESCRIPTION
[0019] In the description of the utility model, need understanding is, the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the indicated device or element must have a particular orientation, with a particular orientation structure and operation, therefore cannot be understood as the limitation of the utility model.
[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.
[0021] With reference to Figures 1-3 A heat dissipation structure of a variable frequency motor filter, comprising a filter body 1 and a mounting shell 2, a mounting groove 3 is arranged on the bottom of the mounting shell 2, the filter body 1 is inserted into the mounting groove 3, rectangular openings 4 are arranged on the inner walls of the left and right sides of the mounting shell 2 close to the bottom, a cover body 5 is fixedly connected to the top surface of the mounting shell 2, the material of the mounting shell 2 is aluminum-chromium alloy, dustproof sheets 7 are fixedly connected to the top surfaces and the bottoms of the two rectangular openings 4, the dustproof sheets 7 can prevent dust from entering the mounting shell 2, a plurality of heat dissipation fins 8 are inlaid on the front and rear end walls of the filter body 1, the plurality of heat dissipation fins 8 are used for guiding the heat generated in the filter body 1 outwards, a micro motor 6 is fixedly installed on the top surface of the center position of the cover body 5, the driving shaft of the micro motor 6 is vertically arranged downwards, a rotating shaft 9 is fixedly connected to the lower end of the driving shaft of the micro motor 6, a first gear 10 is coaxially fixedly connected to the rotating shaft 9, the first gear 10 is in transmission connection with a heat dissipation mechanism, and the micro motor 6 is used for driving the first gear 10 on the rotating shaft 9 to rotate.
[0022] The heat dissipation mechanism is arranged on the top surface of the mounting shell 2 in the cover 5, the micro motor 6 is in transmission connection with the heat dissipation mechanism, the heat dissipation mechanism is opposite to the filter body 1, the heat dissipation mechanism comprises four bearing seats 11 which are fixedly connected to the inner wall of the rear side of the cover 5, the four bearing seats 11 are arranged on the left side and the right side of the micro motor 6 and are opposite to each other, a connecting rod 12 is vertically rotatably arranged between the two opposite bearing seats 11, the second gear 13 is coaxially fixedly connected to one end of the connecting rod 12 between the two bearing seats 11, the two second gears 13 are in meshing connection with the first gear 10, the lower end of the connecting rod 12 is fixedly connected with the heat dissipation blade 14, the first gear 10 drives the two meshing second gears 13 to rotate, the connecting rod 12 coaxially connected with the two second gears 13 is driven to rotate, and the two connecting rods 12 drive the two groups of heat dissipation blades 14 to rotate, so that the filter body 1 is provided with high-efficiency air blowing heat dissipation by the heat dissipation fins 8, the service life of the filter body 1 is prolonged, the two groups of heat dissipation blades 14 are opposite to the filter body 1, the bottom of the cover 5 is provided with the air vent 15, the dustproof net 16 is fixedly arranged on the inner wall of the air vent 15, the dustproof net 16 can prevent dust from entering the cover 5 and prevent the heat dissipation blades 14 from being touched by mistake during installation, the dustproof net 16 is detachable, the heat dissipation mechanism is convenient to disassemble and overhaul, the two groups of heat dissipation blades 14 are opposite to the dustproof net 16, and the dustproof sheet 7 is made of corrosion-resistant rubber.
[0023] In use, the filter body 1 is arranged in the mounting groove 3 through the rectangular opening 4 on one side, and the filter body 1 and the mounting shell 2 are fixed on the mounting surface by external bolts, so that the mounting shell 2 made of aluminum-chromium alloy cooperates with the dustproof sheet 7 in the rectangular opening 4 to provide buffering and dustproof protection for the filter body 1, prevent the filter body 1 from being damaged due to accidental impact during installation or maintenance, ensure normal use of the filter body 1, start the micro motor 6 in the cover 5 to drive the first gear 10 on the rotating shaft 9 to rotate, so that the first gear 10 drives the two meshing second gears 13 to rotate, the connecting rod 12 coaxially connected with the two second gears 13 is driven to rotate, and the two connecting rods 12 drive the two groups of heat dissipation blades 14 to rotate, so that the filter body 1 is provided with high-efficiency air blowing heat dissipation by the heat dissipation fins 8, and the service life of the filter body 1 is prolonged.
[0024] The above merely describes a preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A heat dissipation structure of a variable frequency motor filter, comprising a filter body (1) and a mounting housing (2), characterized in that, The bottom of the mounting shell (2) is provided with a mounting groove (3), the filter body (1) is inserted into the mounting groove (3), the mounting shell (2) is provided with a rectangular opening (4) on the inner wall of the left and right sides near the bottom, the top surface of the mounting shell (2) is fixedly connected with a cover body (5), the top surface of the mounting shell (2) is fixedly installed with a micro motor (6) at the center position in the cover body (5), the top surface of the mounting shell (2) in the cover body (5) is provided with a heat dissipation mechanism, the micro motor (6) is in transmission connection with the heat dissipation mechanism, and the heat dissipation mechanism is arranged opposite to the filter body (1).
2. The heat dissipation structure of a variable frequency motor filter according to claim 1, wherein, The material of the mounting shell (2) is aluminum-chromium alloy, the top surface and the bottom of the rectangular opening (4) on the two sides are fixedly connected with dustproof sheets (7), and the front and rear end sidewalls of the filter body (1) are inlaid with a plurality of heat dissipation fins (8).
3. The heat dissipation structure of a variable frequency motor filter according to claim 2, characterized in that, The driving shaft of the micro motor (6) is vertically arranged downward, the lower end of the driving shaft of the micro motor (6) is fixedly connected with a rotating shaft (9), the rotating shaft (9) is coaxially fixedly connected with a first gear (10), and the first gear (10) is in transmission connection with the heat dissipation mechanism.
4. The heat dissipation structure of a variable frequency motor filter according to claim 1, wherein, The heat dissipation mechanism comprises four bearing seats (11) fixedly connected to the rear inner wall of the cover body (5), the four bearing seats (11) are located on the left and right sides of the micro motor (6) and are arranged in pairs opposite to each other, a same connecting rod (12) is vertically rotatably arranged between the two opposite bearing seats (11), the two connecting rods (12) are coaxially fixedly connected with a second gear (13) on one end between the two bearing seats (11), the two second gears (13) are in meshing connection with the first gear (10), and the lower ends of the two connecting rods (12) are fixedly connected with heat dissipation blades (14), and the two groups of heat dissipation blades (14) are arranged opposite to the filter body (1).
5. The heat dissipation structure of a variable frequency motor filter according to claim 4, wherein, The bottom of the cover body (5) is provided with a ventilation opening (15), the inner wall of the ventilation opening (15) is fixedly installed with a dust screen (16), and the two groups of heat dissipation blades (14) are arranged opposite to the dust screen (16).
6. The heat dissipation structure of a variable frequency motor filter according to claim 2, wherein, The dustproof sheet (7) is a corrosion-resistant rubber product.