Heat dissipation type millimeter wave down-conversion assembly

Abstract

A heat dissipation type millimeter wave down-conversion assembly comprises a shell, a top cover and a down converter, the top cover is installed at the top of the shell, vent holes are oppositely formed in the bottom of the shell and the top cover, the down converter is installed on the side wall of the shell, and a cleaning device capable of cleaning the down converter up and down is arranged in the shell. The cleaning device comprises a rolling brush, a rolling brush lifting device and a rolling brush rotating device for driving the rolling brush to rotate, the rolling brush comprises a rolling brush cylinder and rolling brush bristles, the rolling brush bristles are arranged on the outer wall of the rolling brush cylinder, and the tail ends of the rolling brush bristles can make contact with the outer wall of the down converter. According to the heat dissipation type millimeter wave down-conversion assembly, through the arrangement of the cleaning device, the heat dissipation effect is improved, and the service life is prolonged; the heat dissipation efficiency is improved through the arranged air cooling device; and by arranging the telescopic cylinder, the cleaning efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency converters, in particular to a heat dissipation type millimeter wave down-conversion component. Background Art

[0002] A millimeter wave downconverter is an electronic device specially designed to process millimeter wave frequency band signals. It converts high-frequency millimeter wave signals into lower frequency signals for further amplification, processing or analysis. This device has a wide range of applications in 5G communications, radar systems, spectrum analysis and other fields. With the development of 5G and advanced communication technologies, millimeter wave downconverters play an important role in improving the range and performance of microwave transceivers. Their design and application are constantly improving to meet the growing technological needs. Because high-frequency signal processing generates a lot of heat, if the heat dissipation is not good, it may affect the performance and life of the equipment.

[0003] However, after long-term use, dust and other impurities will adhere to the surface of the existing millimeter wave down-conversion components, affecting the heat dissipation effect and reducing the service life of the millimeter wave down-conversion components. Therefore, it is of great significance to study new heat dissipation millimeter wave down-conversion components and solve the above problems to improve the heat dissipation effect and service life of millimeter wave down-conversion components. Utility Model Content

[0004] In order to solve the above problems, the utility model provides a heat dissipation type millimeter wave down-conversion component. The heat dissipation type millimeter wave down-conversion component can remove dust and other debris attached to the down-converter through a cleaning device, thereby improving the heat dissipation effect and service life; through an air cooling device, the dust and other impurities cleaned by the roller brush can be blown away and the equipment can be cooled by blowing air, thereby improving the heat dissipation efficiency; through the telescopic cylinders arranged in the left lifting device and the right lifting device, the roller brush can be quickly lifted and lowered, thereby improving the cleaning efficiency.

[0005] The technical solution of the utility model is as follows:

[0006] A heat dissipation type millimeter wave down-conversion component comprises a shell, a top cover and a down-converter, wherein the top cover is mounted on the top of the shell, and vents are arranged on the bottom of the shell and the top cover relative to each other, the down-converter is mounted on the side wall of the shell, and a cleaning device capable of cleaning the down-converter up and down is arranged in the shell, the cleaning device comprises a roller brush, a roller brush lifting device and a roller brush rotating device for driving the roller brush to rotate, the roller brush comprises a roller brush cylinder and roller brush bristles, the roller brush bristles are arranged on the outer wall of the roller brush cylinder, the roller brush lifting device comprises a left lifting device, a right lifting device, a left support plate, a right support plate, A left vertical plate, a rotating shaft, a rotating sleeve and a right vertical plate, the left lifting device and the right lifting device are installed on the inner bottom surface of the shell and can be lifted and lowered synchronously, the left support plate is fixedly connected to the top of the left lifting device, the right support plate is fixedly connected to the top of the right lifting device, the left vertical plate is fixedly installed on the left support plate, the right vertical plate is fixedly installed on the right support plate, the rotating shaft is rotatably installed on the left vertical plate, the rotating sleeve is rotatably installed on the right vertical plate, the rotating shaft and the rotating sleeve are coaxially fixedly installed on the left and right ends of the roller brush cylinder respectively, and the end of the roller brush bristles can contact the outer wall of the lower inverter.

[0007] The roller brush rotating device comprises a motor reducer, which is fixedly mounted on the left vertical plate and has an output shaft coaxially connected to the rotating shaft.

[0008] In order to blow away the dust and other impurities that are swept away and cool the equipment by blowing air to improve the heat dissipation efficiency, an air cooling device is also included. The air cooling device includes an air outlet, a fixed plate and a compressed air pipe arranged on the roller brush cylinder. The fixed plate is fixedly mounted on the right support plate and is located on the right side of the right vertical plate. The compressed air pipe is fixedly mounted on the fixed plate and passes through the rotating sleeve into the roller brush cylinder.

[0009] The outer wall of the roller brush cylinder is evenly provided with air outlet holes.

[0010] The air outlet is a circular hole.

[0011] In order to achieve free circulation of air and improve ventilation effect, the ventilation holes arranged opposite to each other on the top of the shell and the top cover are long holes.

[0012] In order to realize rapid lifting and lowering of the roller brush and improve cleaning efficiency, the left lifting device and the right lifting device both include telescopic cylinders.

[0013] The telescopic cylinder is a pneumatic telescopic cylinder.

[0014] In order to effectively clean without causing damage to the equipment, the material of the roller brush bristles is polybutylene terephthalate.

[0015] A bearing is arranged between the right vertical plate and the rotating sleeve.

[0016] The beneficial effects of the utility model are:

[0017] 1. The utility model discloses a heat dissipation type millimeter wave down-conversion component, which can remove dust and other debris attached to the down-converter through a cleaning device, thereby improving the heat dissipation effect and service life.

[0018] 2. The utility model discloses a heat dissipation type millimeter wave down-conversion component, which can blow away dust and other impurities swept by a roller brush through an air cooling device and cool the device by blowing air, thereby improving the heat dissipation efficiency.

[0019] 3. The heat dissipation type millimeter wave down-conversion component disclosed in the utility model can realize rapid lifting and lowering of the roller brush by means of telescopic cylinders arranged in the left lifting device and the right lifting device, thereby improving the cleaning efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] By reading the detailed description of the preferred embodiment below, the scheme and advantages of the present application will become clear to those skilled in the art. The accompanying drawings are only used to illustrate the preferred embodiment and are not considered to be limiting of the present invention.

[0021] In the attached picture:

[0022] Figure 1 A cross-sectional view of a heat dissipation type millimeter wave down-conversion component according to an embodiment of the utility model;

[0023] Figure 2 for Figure 1 AA section view in;

[0024] Figure 3 for Figure 1 BB section view in.

[0025] The components represented by the reference numerals in the figure are:

[0026] The utility model: 1, shell, 2, top cover, 3, lower inverter, 4, left lifting device, 5, right lifting device, 6, left supporting plate, 7, right supporting plate, 8, motor reducer, 9, left vertical plate, 10, rotating shaft, 11, roller brush, 11a, roller brush cylinder, 11b, air outlet, 11c, roller brush hair, 12, rotating sleeve, 13, right vertical plate, 14, fixing plate, 15, compressed air pipe. DETAILED DESCRIPTION

[0027] like Figure 1 and Figure 2As shown, a heat dissipation type millimeter wave down-conversion component includes a shell 1, a top cover 2 and a down-converter 3, wherein the top cover 2 is mounted on the top of the shell 1, and vents are relatively arranged on the top of the shell 1 and the top cover 2. Preferably, the vents relatively arranged on the bottom of the shell 1 and the top cover 2 are elongated holes; the shape of the elongated holes is reasonably designed to achieve free air circulation, ensure better ventilation effect, and ensure that the entire vent area can be fully ventilated, and the elongated holes are designed to be relatively slender and not easily blocked by debris, so as to maintain smooth ventilation, which is helpful to reduce ventilation resistance and reduce obstruction to objects. The elongated holes are evenly arranged, the structure is relatively stable, and it is not easy to deform or break; the down-converter 3 is mounted on the side wall of the shell 1, and a cleaning device capable of cleaning the down-converter 3 up and down is arranged in the shell 1, and the cleaning device includes a roller brush 11, a roller brush lifting device and a roller brush rotating device for driving the roller brush 11 to rotate, such as Figure 1 and Figure 3As shown, the roller brush 11 includes a roller brush barrel 11a and roller brush bristles 11c, and the roller brush bristles 11c are arranged on the outer wall of the roller brush barrel 11a. Preferably, the circumferential outer wall of the roller brush barrel 11a is evenly provided with air outlet holes 11b. Preferably, the air outlet holes 11b are circular holes, and the airflow discharged from the air outlet holes can take away the dust generated during the operation of the roller brush, reduce the dust accumulated on the roller brush, and keep it clean. Exhausting air through the air outlet holes can reduce damage to the surface of the workpiece, and the equipment can be cooled by blowing air; preferably, the material of the roller brush bristles 11c is polybutylene terephthalate, and the polybutylene terephthalate material has High wear resistance can effectively extend the service life of the roller brush hairs, high temperature resistance, not easy to melt and deform, with moderate elasticity, can effectively perform cleaning work, and will not be too hard to cause damage, the material surface is smooth, not easy to absorb dirt, easy to clean and maintain; the roller brush lifting device includes a left lifting device 4, a right lifting device 5, a left support plate 6, a right support plate 7, a left vertical plate 9, a rotating shaft 10, a rotating sleeve 12 and a right vertical plate 13, the left lifting device 4 and the right lifting device 5 are installed on the inner bottom surface of the shell 1 and can be lifted and lowered synchronously, the left support plate 6 is fixedly connected to the top of the left lifting device 4, and the right support plate 7 is fixedly connected to At the top of the right lifting device 5, preferably, the left lifting device 4 and the right lifting device 5 both include a telescopic cylinder. By setting the telescopic cylinder in the left lifting device and the right lifting device, the roller brush can be quickly lifted and lowered, thereby improving the cleaning efficiency; preferably, the telescopic cylinder is a pneumatic telescopic cylinder, which has a fast working speed and can quickly complete the telescopic action, thereby improving the production efficiency, and is relatively easy to install and maintain, without the need for liquid lubricating oil, thereby reducing the equipment operation cost, and the price of the pneumatic telescopic cylinder is relatively low, with a good cost performance ratio; the left vertical plate 9 is fixedly mounted on the left support plate 6, and the right vertical plate 13 is fixedly mounted on the right support plate 7 The rotating shaft 10 is rotatably mounted on the left vertical plate 9, and the rotating sleeve 12 is rotatably mounted on the right vertical plate 13. Preferably, a bearing is arranged between the right vertical plate 13 and the rotating sleeve 12, and the bearing can effectively reduce the friction between the right vertical plate and the rotating sleeve, so that the relative movement between them is smoother; the rotating shaft 10 and the rotating sleeve 12 are respectively coaxially fixedly mounted on the left and right ends of the roller brush cylinder 11a, and the end of the roller brush hair 11c can contact the outer wall of the down converter 3; the heat dissipation type millimeter wave down converter component can remove dust and other debris attached to the down converter through the cleaning device, thereby improving the heat dissipation effect and service life.

[0028] like Figure 1 and Figure 2As shown, the roller brush rotating device includes a motor reducer 8, which is fixedly mounted on the left vertical plate 9 and has an output shaft coaxially connected to the rotating shaft 10. The motor reducer can convert the high-speed rotation provided by the motor into the required low-speed, high-torque rotation, thereby improving the working efficiency and performance of the equipment, and can effectively increase the carrying capacity so that it can withstand a larger load, thereby improving the reliability and durability of the equipment. The motor reducer can effectively reduce the noise generated during rotation and provide a quieter working environment. The motor reducer can be effectively integrated together to save equipment installation space, which is particularly suitable for occasions with strict space requirements.

[0029] like Figure 1 and Figure 2 As shown, it also includes an air cooling device, which includes an air outlet 11b, a fixing plate 14 and a compressed air pipe 15 arranged on the roller brush cylinder 11a. The fixing plate 14 is fixedly installed on the right support plate 7 and is located on the right side of the right vertical plate 13. The compressed air pipe 15 is fixedly installed on the fixing plate 14 and passes through the rotating sleeve 12 to enter the roller brush cylinder 11a. Through the set air cooling device, dust and other impurities swept by the roller brush can be blown away and the equipment can be cooled by blowing air, thereby improving the heat dissipation efficiency.

[0030] like Figures 1 to 3 As shown, during the operation of the down-conversion assembly, compressed air passes through the compressed air pipe 15, enters the roller brush cylinder 11a through the rotating sleeve 12, and is discharged outward through the air outlet 11b. The discharged compressed air cools the down-conversion assembly and is finally discharged through the vents relatively arranged on the top of the shell 1 and the top cover 2, so as to realize the air replacement and circulation in the shell 1; the motor reducer 8 and the roller brush lifting device are started regularly, and the motor reducer 8 drives the rotating shaft 10 together with the roller brush 11 and the rotating sleeve 12 to rotate, so as to remove dust through the roller brush hairs 11c, and the roller brush lifting device drives the roller brush 11 to move up and down to realize the cleaning of the down-conversion assembly; the heat dissipation type millimeter wave down-conversion assembly can remove dust and other debris attached to the down-converter through the cleaning device, thereby improving the heat dissipation effect and service life; through the air cooling device, the dust and other impurities cleaned by the roller brush can be blown away and the equipment can be cooled by blowing, thereby improving the heat dissipation efficiency; through the telescopic cylinders arranged in the left lifting device and the right lifting device, the roller brush can be quickly lifted and lowered, thereby improving the cleaning efficiency.

Claims

1. A heat dissipation type millimeter wave down-conversion component, comprising a housing (1), a top cover (2) and a down-converter (3), wherein the top cover (2) is mounted on the top of the housing (1), vent holes are arranged on the bottom of the housing (1) and the top cover (2) in a relative manner, and the down-converter (3) is mounted on the side wall of the housing (1), characterized in that: A cleaning device capable of cleaning the downconverter (3) up and down is arranged in a housing (1), the cleaning device comprising a roller brush (11), a roller brush lifting device and a roller brush rotating device for driving the roller brush (11) to rotate, the roller brush (11) comprising a roller brush cylinder (11a) and roller brush bristles (11c), the roller brush bristles (11c) being arranged on the outer wall of the roller brush cylinder (11a), the roller brush lifting device comprising a left lifting device (4), a right lifting device (5), a left supporting plate (6), a right supporting plate (7), a left vertical plate (9), a rotating shaft (10), a rotating sleeve (12) and a right vertical plate (13), the left lifting device (4) and the right lifting device (5) being installed on the housing (1). ) and can be raised and lowered synchronously, the left support plate (6) is fixedly connected to the top of the left lifting device (4), the right support plate (7) is fixedly connected to the top of the right lifting device (5), the left vertical plate (9) is fixedly mounted on the left support plate (6), the right vertical plate (13) is fixedly mounted on the right support plate (7), the rotating shaft (10) is rotatably mounted on the left vertical plate (9), the rotating sleeve (12) is rotatably mounted on the right vertical plate (13), the rotating shaft (10) and the rotating sleeve (12) are coaxially fixedly mounted on the left and right ends of the roller brush cylinder (11a), and the ends of the roller brush bristles (11c) can contact the outer wall of the down converter (3).

2. The heat dissipation type millimeter wave down-conversion component according to claim 1, characterized in that: The roller brush rotating device comprises a motor reducer (8), wherein the motor reducer (8) is fixedly mounted on the left vertical plate (9) and the output shaft is coaxially connected to the rotating shaft (10).

3. The heat dissipation type millimeter wave down-conversion component according to claim 1, characterized in that: It also includes an air cooling device, which includes an air outlet (11b) arranged on the roller brush cylinder (11a), a fixing plate (14) and a compressed air pipe (15), wherein the fixing plate (14) is fixedly mounted on the right support plate (7) and is located on the right side of the right vertical plate (13), and the compressed air pipe (15) is fixedly mounted on the fixing plate (14) and passes through the rotating sleeve (12) to enter the roller brush cylinder (11a).

4. The heat dissipation type millimeter wave down-conversion component according to claim 3, characterized in that: The outer circumferential wall of the roller brush cylinder (11a) is evenly provided with air outlet holes (11b).

5. The heat dissipation type millimeter wave down-conversion component according to claim 3, characterized in that: The air outlet hole (11b) is a circular hole.

6. The heat dissipation type millimeter wave down-conversion component according to claim 1, characterized in that: The vent holes arranged opposite to each other on the top of the shell (1) and the top cover (2) are elongated holes.

7. The heat dissipation type millimeter wave down-conversion component according to claim 1, characterized in that: The left lifting device (4) and the right lifting device (5) both comprise telescopic cylinders.

8. The heat dissipation type millimeter wave down-conversion component according to claim 7, characterized in that: The telescopic cylinder is a pneumatic telescopic cylinder.

9. The heat dissipation type millimeter wave down-conversion component according to claim 1, characterized in that: The material of the roller brush bristles (11c) is polybutylene terephthalate.

10. The heat dissipation type millimeter wave down-conversion component according to claim 1, characterized in that: A bearing is arranged between the right vertical plate (13) and the rotating sleeve (12).

Images