Attenuation phase shift matrix switching amplitude modulation device

Abstract

The utility model provides an attenuation phase-shifting matrix switching amplitude modulation device, belongs to the technical field of matrixes, and solves the technical problems that the heat dissipation requirements of components cannot be met, the working performance of the components is influenced, and the aging of the components is easily accelerated in the prior art. The attenuation phase shift matrix switching amplitude modulation device comprises a case, a cooling frame arranged on the case, a connecting plate fixed on the cooling frame, a fixing assembly fixedly matched with the connecting plate and arranged in the case, an amplitude modulation assembly arranged in the case, and a cooling assembly arranged in the cooling frame and used for cooling the amplitude modulation assembly. The computer case has the advantages that the cooling performance in the computer case is good, the cooling assembly can be conveniently disassembled for dust removal, and the cooling performance is maintained.

Description

Technical Field

[0001] The utility model belongs to the technical field of matrix, and relates to a switching amplitude modulation device, in particular to an attenuation phase shifting matrix switching amplitude modulation device. Background Art

[0002] The matrix can switch signal control and control at the same time. At the same time, it can seamlessly switch the signal control system. It can control the mobile phones and terminals mutually, and mix signals of different formats into TCP / IP control.

[0003] The components used in the matrix switching modulation are generally installed in a chassis for use. Since the components used in the matrix switching modulation device will generate a lot of heat when working, the chassis needs to be cooled. If the cooling requirements of the components cannot be met, the working performance of the components will be affected and the aging of the components will be accelerated. Utility Model Content

[0004] The purpose of the utility model is to address the above-mentioned problems in the existing technology and propose an attenuation phase-shifting matrix switching amplitude modulation device. The technical problem to be solved by the utility model is: how to achieve good cooling performance in the chassis and facilitate the disassembly and cleaning of the cooling components to maintain the cooling performance.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] An attenuation phase shift matrix switching amplitude modulation device comprises a chassis and a cooling frame arranged on the chassis, a connecting plate is fixed on the cooling frame, a fixing component fixedly matched with the connecting plate is arranged in the chassis, an amplitude modulation component is arranged in the chassis, and a cooling component for cooling the amplitude modulation component is arranged in the cooling frame.

[0007] The working principle of the utility model is that the cooling frame can be quickly fixed by the fixing component, and it is also convenient to disassemble the cooling frame. The cooling component is used to cool the amplitude modulation component inside the chassis, thereby increasing the service life of the amplitude modulation component and improving the safety of use. The cooling frame can be easily removed and cleaned by the fixing component to prevent dust accumulation and affect the cooling effect.

[0008] The fixing assembly includes four sliding grooves opened in the chassis plate, snap blocks slidably connected in the four sliding grooves, a pair of bidirectional lead screws are rotatably connected to the chassis plate, a pair of drive motors are fixed on the chassis plate, the output ends of the two drive motors are coaxially fixedly connected to the corresponding bidirectional lead screws, a pair of drive cylinders are respectively threadedly connected to the two bidirectional lead screws, the four drive cylinders are respectively fixedly connected to the snap blocks, and the snap blocks are snapped into cooperation with the connecting plate.

[0009] By adopting the above structure, the bidirectional screw can be driven to rotate by the driving motor, and the bidirectional screw can further drive the driving cylinder to move, and the driving cylinder can further drive the buckle block to move, and the buckle block can further realize the buckling or disengagement of the buckling state with the corners of the connecting plate.

[0010] The amplitude modulation component includes multiple groups of power dividers fixed in the chassis, multiple digitally controlled attenuators fixedly connected in the chassis, multiple digitally controlled phase shifters fixed in the chassis, the multiple groups of power dividers are electrically connected to the corresponding digitally controlled attenuators, and the multiple groups of power dividers are electrically connected to the corresponding digitally controlled phase shifters.

[0011] By adopting the above structure, a digitally controlled attenuator for realizing amplitude control of the channel and a digitally controlled phase shifter for realizing phase change of the channel can be connected in sequence through multiple groups of power dividers, and the switching amplitude modulation can be realized through the same scheme as the principle of the prior art.

[0012] The cooling component includes a ventilating port opened on the cooling frame and an air inlet cavity opened in the cooling frame, a fan is fixed in the air inlet cavity, the ventilating port is connected to the air inlet cavity, a liquid tank is fixed in the cooling frame, the liquid tank is filled with coolant, a cooling copper tube is fixed in the liquid tank, one end of the cooling copper tube is connected to the air inlet cavity, and the other end of the cooling copper tube is open and exposes the cooling frame.

[0013] With the above structure, the fan can draw cold air from the outside through the vent to cool the cooling copper tube. After the temperature of the cooling copper tube drops, the coolant in the liquid tank can be cooled, maintaining the cooling capacity of the coolant and improving the heat dissipation effect.

[0014] A heat dissipation opening is provided on the chassis plate, a heat dissipation copper tube is arranged in the heat dissipation opening, a pair of pipes are fixedly connected to the heat dissipation copper tube, the pipes are divided into a liquid inlet pipe and a liquid outlet pipe, a liquid pump is fixed in the liquid tank, the output end of the liquid pump is fixedly connected to the other end of the liquid inlet pipe, the other end of the liquid outlet pipe is connected to the liquid tank, and the other end opening of the cooling copper tube is directly facing the heat dissipation copper tube.

[0015] By adopting the above structure, coolant can be injected into the liquid inlet pipe through a liquid pump, and the coolant stored in the heat dissipation copper tube itself will be pressed into the liquid outlet pipe until it is injected into the liquid inlet tank, thereby realizing the circulation of coolant in the heat dissipation copper tube, maintaining the heat dissipation performance of the heat dissipation copper tube, improving the heat dissipation effect, and the heat dissipation copper tube can also be assisted in cooling after the fan passes through the cooling copper tube, further improving the heat dissipation capacity.

[0016] Compared with the prior art, the attenuation phase shift matrix switching amplitude modulation device has the following advantages:

[0017] 1. The cooling rack can be quickly fixed by fixing components, and it is also convenient to disassemble the cooling rack and clean it to prevent dust accumulation and affect the cooling effect.

[0018] 2. The temperature of the AM components inside the chassis is reduced by using the cooling components, which increases the service life of the AM components and also improves the safety of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the utility model.

[0020] Figure 2 It is a structural schematic diagram of the fixing component in the utility model.

[0021] Figure 3 It is a structural schematic diagram of the cooling component in the utility model.

[0022] In the figure, 1. chassis; 2. cooling frame; 3. connecting plate; 4. sliding groove; 5. buckle block; 6. bidirectional screw; 7. driving motor; 8. driving cylinder; 9. ventilation port; 10. air inlet chamber; 11. fan; 12. liquid tank; 13. cooling copper tube; 14. heat dissipation copper tube; 15. liquid inlet pipe; 16. liquid outlet pipe; 17. liquid pump; 18. heat dissipation opening. DETAILED DESCRIPTION

[0023] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0024] like Figure 1-Figure 3 As shown, an attenuation phase-shifting matrix switching amplitude modulation device includes a chassis 1, a cooling frame 2 arranged on the chassis 1, a connecting plate 3 is fixed on the cooling frame 2, a fixing component fixedly matched with the connecting plate 3 is arranged in the chassis 1, an amplitude modulation component is arranged in the chassis 1, and a cooling component for cooling the amplitude modulation component is arranged in the cooling frame 2.

[0025] The cooling rack 2 can be quickly fixed by the fixing component, and it is also convenient to disassemble the cooling rack 2. The cooling component can be used to cool the amplitude modulation component inside the chassis 1, thereby increasing the service life of the amplitude modulation component and improving the safety of use. The cooling rack 2 can be easily removed and cleaned by the fixing component to prevent dust accumulation and affect the cooling effect.

[0026] The fixing assembly includes four sliding grooves 4 opened in the box plate of the chassis 1, snap blocks 5 slidably connected in the four sliding grooves 4, a pair of bidirectional lead screws 6 rotatably connected to the box plate of the chassis 1, a pair of drive motors 7 are fixed on the box plate of the chassis 1, the output ends of the two drive motors 7 are coaxially fixedly connected to the corresponding bidirectional lead screws 6, a pair of drive cylinders 8 are respectively threadedly connected to the two bidirectional lead screws 6, the four drive cylinders 8 are respectively fixedly connected to the snap blocks 5, and the snap blocks 5 are snapped into cooperation with the connecting plate 3.

[0027] By adopting the above structure, the bidirectional screw 6 can be driven to rotate by the driving motor 7, and the bidirectional screw 6 can further drive the driving cylinder 8 to move, and the driving cylinder 8 can further drive the snap block 5 to move, and the snap block 5 can further realize the snap connection or disengagement with the corners of the connecting plate 3.

[0028] The amplitude modulation component includes multiple groups of power dividers fixed in the chassis 1, multiple digitally controlled attenuators fixedly connected in the chassis 1, multiple digitally controlled phase shifters fixed in the chassis 1, the multiple groups of power dividers are electrically connected to the corresponding digitally controlled attenuators, and the multiple groups of power dividers are electrically connected to the corresponding digitally controlled phase shifters.

[0029] By adopting the above structure, a digitally controlled attenuator for realizing amplitude control of the channel and a digitally controlled phase shifter for realizing phase change of the channel can be connected in sequence through multiple groups of power dividers, and the switching amplitude modulation can be realized through the same scheme as the principle of the prior art.

[0030] The cooling component includes a vent 9 opened on the cooling frame 2 and an air inlet cavity 10 opened in the cooling frame 2, a fan 11 is fixed in the air inlet cavity 10, the vent 9 is connected to the air inlet cavity 10, a liquid tank 12 is fixed in the cooling frame 2, the liquid tank 12 is filled with coolant, a cooling copper tube 13 is fixed in the liquid tank 12, one end of the cooling copper tube 13 is connected to the air inlet cavity 10, and the other end of the cooling copper tube 13 is open and exposes the cooling frame 2.

[0031] By adopting the above structure, the fan 11 can draw cold air from the outside from the vent 9 to cool the cooling copper tube 13. After the temperature of the cooling copper tube 13 drops, the coolant in the liquid tank 12 can be cooled, maintaining the cooling capacity of the coolant and improving the heat dissipation effect.

[0032] A heat dissipation opening 18 is provided on the box plate of the chassis 1, and a heat dissipation copper tube 14 is arranged in the heat dissipation opening 18. A pair of pipes are fixedly connected to the heat dissipation copper tube 14, and the pipes are divided into a liquid inlet pipe 15 and a liquid outlet pipe 16. A liquid pump 17 is fixed in the liquid tank 12, and the output end of the liquid pump 17 is fixedly connected to the other end of the liquid inlet pipe 15, and the other end of the liquid outlet pipe 16 is connected to the liquid tank 12, and the other end opening of the cooling copper tube 13 is directly opposite to the heat dissipation copper tube 14.

[0033] By adopting the above structure, coolant can be injected into the liquid inlet pipe 15 through the liquid pump 17, and the coolant stored in the heat dissipation copper tube 14 itself will be pressed into the liquid outlet pipe 16 until it is injected into the liquid inlet tank 12, thereby realizing the circulation of the coolant in the heat dissipation copper tube 14, maintaining the heat dissipation performance of the heat dissipation copper tube 14, improving the heat dissipation effect, and the fan 11 can also assist in cooling the heat dissipation copper tube 14 after passing through the cooling copper tube 13, further improving the heat dissipation capacity.

[0034] The working principle of the utility model is as follows: a digitally controlled attenuator for realizing the amplitude control of the channel and a digitally controlled phase shifter for realizing the phase change of the channel are connected in sequence through multiple power dividers to realize the ability of switching amplitude modulation, and the bidirectional lead screw 6 is driven to rotate by the driving motor 7, and the bidirectional lead screw 6 further drives the driving cylinder 8 to move, and the driving cylinder 8 further drives the buckle block 5 to move, and the buckle block 5 further realizes the buckle connection or the disconnection of the buckle connection state with the corner of the connecting plate 3, so as to realize the rapid disassembly and assembly of the cooling rack 2, and the cooling rack 2 can be quickly disassembled and assembled by the wind. The machine 11 draws external cold air from the vent 9 to cool the cooling copper tube 13. After the temperature of the cooling copper tube 13 drops, the coolant in the liquid tank 12 can be cooled to maintain the cooling capacity of the coolant. The coolant is injected into the liquid inlet pipe 15 through the liquid pump 17, and the coolant stored in the heat dissipation copper tube 14 itself will be pressed into the liquid outlet pipe 16 until it is injected into the liquid inlet tank 12, thereby realizing the circulation of the coolant in the heat dissipation copper tube 14, maintaining the heat dissipation performance of the heat dissipation copper tube 14, improving the heat dissipation effect, and extending the service life of the amplitude modulation component.

[0035] In summary, the cooling rack 2 can be quickly fixed by the fixing component, and the cooling rack 2 can be conveniently disassembled. The amplitude modulation component inside the chassis 1 can be cooled by the cooling component, thereby increasing the service life of the amplitude modulation component and improving the safety of use. The cooling rack 2 can be easily removed and cleaned by the fixing component to prevent dust accumulation and affect the cooling effect.

[0036] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

Claims

1. An attenuation phase-shift matrix switching amplitude modulation device, comprising a chassis (1) and a cooling rack (2) arranged on the chassis (1), characterized in that: A connecting plate (3) is fixed on the cooling rack (2), a fixing component fixedly matched with the connecting plate (3) is arranged in the chassis (1), an amplitude modulation component is arranged in the chassis (1), and a cooling component for cooling the amplitude modulation component is arranged in the cooling rack (2).

2. The attenuation phase shift matrix switching amplitude modulation device according to claim 1, characterized in that: The fixing assembly comprises four sliding grooves (4) provided in a box plate of the chassis (1), buckle blocks (5) slidably connected in the four sliding grooves (4), a pair of bidirectional lead screws (6) rotatably connected to the box plate of the chassis (1), a pair of drive motors (7) fixed to the box plate of the chassis (1), the output ends of the two drive motors (7) are respectively coaxially fixedly connected to the corresponding bidirectional lead screws (6), a pair of drive cylinders (8) are respectively threadedly connected to the two bidirectional lead screws (6), the four drive cylinders (8) are respectively fixedly connected to the buckle blocks (5), and the buckle blocks (5) are buckled and matched with the connecting plate (3).

3. The attenuation phase shift matrix switching amplitude modulation device according to claim 1, characterized in that: The amplitude modulation component comprises a plurality of power dividers fixed in a chassis (1), a plurality of digitally controlled attenuators fixedly connected in the chassis (1), a plurality of digitally controlled phase shifters fixed in the chassis (1), the plurality of power dividers being electrically connected to the corresponding digitally controlled attenuators, and the plurality of power dividers being electrically connected to the corresponding digitally controlled phase shifters.

4. The attenuation phase shift matrix switching amplitude modulation device according to claim 1, characterized in that: The cooling component comprises a ventilation port (9) provided on the cooling frame (2) and an air inlet chamber (10) provided in the cooling frame (2); a fan (11) is fixed in the air inlet chamber (10); the ventilation port (9) is connected to the air inlet chamber (10); a liquid tank (12) is fixed in the cooling frame (2); the liquid tank (12) is filled with cooling liquid; a cooling copper tube (13) is fixed in the liquid tank (12); one end of the cooling copper tube (13) is connected to the air inlet chamber (10); the other end of the cooling copper tube (13) is open and exposes the cooling frame (2).

5. The attenuation phase shift matrix switching amplitude modulation device according to claim 4, characterized in that: The chassis (1) is provided with a heat dissipation opening (18), a heat dissipation copper tube (14) is arranged in the heat dissipation opening (18), a pair of pipes are fixedly connected to the heat dissipation copper tube (14), and the pipes are divided into a liquid inlet pipe (15) and a liquid outlet pipe (16). A liquid pump (17) is fixed in the liquid tank (12), the output end of the liquid pump (17) is fixedly connected to the other end of the liquid inlet pipe (15), the other end of the liquid outlet pipe (16) is connected to the liquid tank (12), and the other end opening of the cooling copper tube (13) faces the heat dissipation copper tube (14).

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