CN216291863U - Compact LCL's filtering unit - Google Patents
Compact LCL's filtering unit Download PDFInfo
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- CN216291863U CN216291863U CN202121902830.5U CN202121902830U CN216291863U CN 216291863 U CN216291863 U CN 216291863U CN 202121902830 U CN202121902830 U CN 202121902830U CN 216291863 U CN216291863 U CN 216291863U
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- lcl
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Abstract
The utility model provides a compact LCL filter unit; comprises a mounting frame; integrated into one piece has the location strip that is the equidistance and distributes on the side inner wall of mounting bracket, and sliding connection has the heat insulating board and is the mounting panel that the equidistance distributes on the top outer wall of location strip, and the joint has the resistor and the inductor that are the equidistance and distribute on the top outer wall of mounting panel, and the joint has the condenser that is the equidistance and distributes on the top outer wall of heat insulating board, and the joint has two curb plates on the side outer wall of mounting bracket, and the joint has the roof on the top outer wall of mounting bracket. The utility model adopts the heat insulation plate to completely isolate the capacitor from other electric elements, and adopts two independent radiators to respectively radiate the capacitor and the other electric elements, thereby effectively avoiding the heat problem caused by compact installation, reducing the volume of the filter unit by two to three times, and greatly reducing the floor cost of the device.
Description
Technical Field
The utility model relates to the technical field of electronics, in particular to a compact LCL filtering unit.
Background
The filtering unit is an electronic measuring instrument used in the fields of related engineering and technology of natural science, filters wireless communication signals of GSM, GSMR and CDMA frequency bands in the process of measuring stray emission of emerging communication equipment, and generally consists of a capacitor, a resistor and an inductor.
At the in-process of filtering unit work, the condenser can give off a large amount of heats, and this can cause the harm to other electrical components, and present mode is mostly installing electrical components dispersion to ensure ventilation cooling, but does so and make the volume greatly increased of device, thereby increase the cost of occuping ground. Therefore, it is desirable to design a compact filtering unit for an LCL to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art, adapt to the practical requirements and provide a compact LCL filtering unit.
In order to realize the purpose of the utility model, the technical scheme adopted by the utility model is as follows:
a filter unit of a compact LCL comprises a mounting frame; integrated into one piece has the location strip that is the equidistance and distributes on the side inner wall of mounting bracket, and sliding connection has the heat insulating board and is the mounting panel that the equidistance distributes on the top outer wall of location strip, the joint has the resistor and the inductor that are the equidistance and distribute on the top outer wall of mounting panel, and the joint has the condenser that is the equidistance and distributes on the top outer wall of heat insulating board, the joint has two curb plates on the side outer wall of mounting bracket, and the joint has the roof on the top outer wall of mounting bracket, all open the radiating groove that is the equidistance and distributes on the top outer wall of roof and the side outer wall of two curb plates, and all install the heat dissipation fan through the bolt on the bottom outer wall of roof and on the side outer wall of two curb plates.
Furthermore, the heat insulation plate comprises two clamping plates, and a heat insulation layer is bonded between the two clamping plates.
Further, the both ends of heat insulating board and the both ends of mounting panel all open the mounting groove, and the inside of mounting groove is connected with the fixture block that is the equidistance and distributes through torsion spring rotation.
Furthermore, the two ends of the capacitor, the resistor and the inductor are provided with clamping grooves, and the clamping blocks are clamped in the clamping grooves.
Furthermore, the bottom inner wall of the mounting rack is provided with a positioning groove, and the inside of the positioning groove is clamped with a moisture absorption pad.
Further, the joint has the handle that is the equidistance and distributes on the side outer wall of mounting bracket, and opens on one side outer wall of handle and has pointed the groove.
Furthermore, integrated into one piece has the fixed foot that is the equidistance and distributes on the bottom outer wall of mounting bracket, and bonds on the bottom outer wall of fixed foot and has the insulating pad.
The utility model has the beneficial effects that:
(1) the utility model adopts the heat insulation plate to completely isolate the capacitor from other electric elements, and adopts two independent radiators to respectively radiate the capacitor and the other electric elements, thereby effectively avoiding the heat problem caused by compact installation, reducing the volume of the filter unit by two to three times, and greatly reducing the floor cost of the device.
(2) The capacitor, the resistor and the inductor are respectively fixed by the fixture blocks, so that the capacitor, the resistor and the inductor are more convenient to mount and dismount, and maintenance personnel can conveniently overhaul and replace elements.
(3) The moisture absorption pad is adopted to absorb the water vapor in the device, so that the electric elements in the device can be prevented from being damaged due to moisture when external air enters the device, and the service life of the device is effectively prolonged.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic diagram of a mounting plate structure according to the present invention;
FIG. 4 is a schematic view of the construction of the heat shield of the present invention;
fig. 5 is a schematic view of the top plate structure of the present invention.
In the figure: 1. a mounting frame; 2. a side plate; 3. a top plate; 4. a handle; 5. a finger groove; 6. a fixing leg; 7. an insulating pad; 8. a positioning bar; 9. a heat insulation plate; 10. mounting a plate; 11. a capacitor; 12. a resistor; 13. an inductor; 14. a card slot; 15. positioning a groove; 16. a moisture absorption pad; 17. a heat sink; 18. a heat dissipation fan; 19. a clamping block; 20. a thermal insulation layer; 21. a splint; 22. and (4) mounting the groove.
Detailed Description
The utility model is further illustrated with reference to the following figures and examples:
referring to fig. 1 to 5, the present invention is a compact LCL filter unit, including a mounting bracket 1; integrated into one piece has the location strip 8 that is the equidistance and distributes on the side inner wall of mounting bracket 1, and sliding connection has heat insulating board 9 and the mounting panel 10 that is the equidistance and distributes on the top outer wall of location strip 8, the joint has resistor 12 and inductor 13 that is the equidistance and distributes on the top outer wall of mounting panel 10, and the joint has the condenser 11 that is the equidistance and distributes on the top outer wall of heat insulating board 9, the joint has two curb plates 2 on the side outer wall of mounting bracket 1, and the joint has roof 3 on the top outer wall of mounting bracket 1, all open the radiating groove 17 that is the equidistance and distributes on the top outer wall of roof 3 and the side outer wall of two curb plates 2, and all install heat dissipation fan 18 through the bolt on the bottom outer wall of roof 3 and on the side outer wall of two curb plates 2, heat dissipation fan 18 is used for driving the air flow.
The heat insulation board 9 comprises two clamping plates 21, a heat insulation layer 20 is bonded between the two clamping plates 21, and the heat insulation layer 20 is used for blocking heat transmission.
Two ends of the capacitor 11, the resistor 12 and the inductor 13 are all provided with a clamping groove 14, and the clamping block 19 is clamped inside the clamping groove 14.
Open on the bottom inner wall of mounting bracket 1 has constant head tank 15, and the inside joint of constant head tank 15 has moisture absorption pad 16 for absorb steam.
The handles 4 which are distributed equidistantly are clamped on the outer wall of the side face of the mounting frame 1, so that an operator can conveniently lift the device, and the outer wall of one side of each handle 4 is provided with a finger groove 5.
The integrated into one piece has the fixed foot 6 that is the equidistance and distributes on the bottom outer wall of mounting bracket 1, and bonds on the bottom outer wall of fixed foot 6 and has insulating pad 7 for prevent the electric leakage.
In summary, the working principle of the utility model is as follows: when the device is used, after the device is connected with other external devices by an operator, the heat dissipation fan 18 is turned on, the heat dissipation fan 18 discharges gas in the device through the heat dissipation groove 17, a negative pressure environment is formed in the device at the moment, and external air enters the device through the heat dissipation groove 17 to dissipate heat of the capacitor 11, the resistor 12 and the inductor 13; when the operator needs to remove the capacitor 11, the resistor 12, or the inductor 13, the operator may press the lower end of the latch 19 to rotate the latch 19, and then lift the capacitor 11, the resistor 12, or the inductor 13 upward.
The embodiments of the present invention are disclosed as the preferred embodiments, but not limited thereto, and those skilled in the art can easily understand the spirit of the present invention and make various extensions and changes without departing from the spirit of the present invention.
Claims (7)
1. A filter unit of a compact LCL, comprising a mounting frame (1); the method is characterized in that: the inner wall of the side surface of the mounting rack (1) is integrally formed with positioning strips (8) which are distributed at equal intervals, the outer wall of the top part of the positioning strip (8) is connected with a heat insulation plate (9) and mounting plates (10) which are distributed at equal intervals in a sliding way, the resistor (12) and the inductor (13) which are distributed at equal intervals are clamped on the outer wall of the top of the mounting plate (10), capacitors (11) which are distributed at equal intervals are clamped on the outer wall of the top of the heat insulation plate (9), two side plates (2) are clamped on the outer wall of the side surface of the mounting rack (1), and the top outer wall of the mounting rack (1) is clamped with a top plate (3), the top outer wall of the top plate (3) and the side outer walls of the two side plates (2) are both provided with radiating grooves (17) which are distributed at equal intervals, and the outer wall of the bottom of the top plate (3) and the outer walls of the side surfaces of the two side plates (2) are provided with heat dissipation fans (18) through bolts.
2. The filter unit of the compact LCL of claim 1, wherein: the heat insulation plate (9) comprises two clamping plates (21), and a heat insulation layer (20) is bonded between the two clamping plates (21).
3. The filter unit of the compact LCL of claim 1, wherein: mounting grooves (22) are formed in the two ends of the heat insulation plate (9) and the two ends of the mounting plate (10), and clamping blocks (19) distributed at equal intervals are rotatably connected inside the mounting grooves (22) through torsion springs.
4. The filter unit of the compact LCL of claim 3, wherein: the two ends of the capacitor (11), the resistor (12) and the inductor (13) are all provided with clamping grooves (14), and the clamping blocks (19) are clamped in the clamping grooves (14).
5. The filter unit of the compact LCL of claim 1, wherein: open on the bottom inner wall of mounting bracket (1) has constant head tank (15), and the inside joint of constant head tank (15) has moisture absorption pad (16).
6. The filter unit of the compact LCL of claim 1, wherein: handles (4) which are distributed equidistantly are clamped on the outer wall of the side face of the mounting frame (1), and finger grooves (5) are formed in the outer wall of one side of each handle (4).
7. The filter unit of the compact LCL of claim 1, wherein: the bottom outer wall of mounting bracket (1) goes up integrated into one piece has fixed foot (6) that are the equidistance and distribute, and bonds on the bottom outer wall of fixed foot (6) and has insulating pad (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121902830.5U CN216291863U (en) | 2021-08-15 | 2021-08-15 | Compact LCL's filtering unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121902830.5U CN216291863U (en) | 2021-08-15 | 2021-08-15 | Compact LCL's filtering unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216291863U true CN216291863U (en) | 2022-04-12 |
Family
ID=81061800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121902830.5U Active CN216291863U (en) | 2021-08-15 | 2021-08-15 | Compact LCL's filtering unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216291863U (en) |
-
2021
- 2021-08-15 CN CN202121902830.5U patent/CN216291863U/en active Active
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