Search

CN-224205437-U - Air-cooled heat dissipation radio frequency switch box

CN224205437UCN 224205437 UCN224205437 UCN 224205437UCN-224205437-U

Abstract

The utility model relates to the technical field of radio frequency switch boxes, in particular to an air-cooled radiating radio frequency switch box which comprises a box body and a radiating device, wherein an air inlet pipeline is arranged on the box body, three mounting frames are arranged in the box body, a radio frequency switch module is arranged on each mounting frame, the radiating device comprises a mounting plate arranged in the air inlet pipeline, a radiating fan arranged on the mounting plate, dust-proof mechanisms and a communicating frame, the dust-proof mechanisms and the communicating frame are respectively arranged at two ends of the air inlet pipeline, a plurality of air ejector pipes distributed in rectangular arrays are arranged on the communicating frame, and each dust-proof mechanism comprises a first frame body arranged on the box body, a first dust-proof net arranged on the first frame body and a fixing assembly arranged on the first frame body. The utility model can greatly improve the heat radiation effect of the radio frequency switch module, avoid the occurrence of a vacuum period in which heat cannot be radiated stably and ensure the service life of equipment.

Inventors

  • ZHOU JIAMING

Assignees

  • 北京海洋兴业科技股份有限公司

Dates

Publication Date
20260505
Application Date
20250325

Claims (7)

  1. 1. An air-cooled heat dissipation radio frequency switch box, characterized by comprising: The box body (1) is provided with an air inlet pipeline (2), three mounting frames (7) are arranged in the box body (1), and a radio frequency switch module (8) is arranged on each mounting frame (7); The heat dissipation device comprises a mounting plate (3) arranged in an air inlet pipeline (2), a heat dissipation fan (4) arranged on the mounting plate (3), and a dustproof mechanism and a communication frame (5) which are respectively arranged at two ends of the air inlet pipeline (2), wherein a plurality of air ejector pipes (6) distributed in a rectangular array are arranged on the communication frame (5), and the dustproof mechanism comprises a first frame body (9) arranged on a box body (1), a first dustproof net (10) arranged on the first frame body (9) and a fixing assembly arranged on the first frame body (9).
  2. 2. The air-cooled radiating radio frequency switch box according to claim 1, wherein four sliding grooves which are horizontally distributed are formed in the box body (1), the fixing assembly comprises four clamping blocks (11) which are symmetrically distributed on the first frame body (9), inserting blocks (13) which are connected inside the sliding grooves in a sliding mode, springs (14) which are respectively arranged on the inserting blocks (13) and the sliding grooves at two ends, and limiting grooves (12) for embedding the inserting blocks (13) are formed in the clamping blocks (11).
  3. 3. An air-cooled radiating radio frequency switch box as claimed in claim 2, characterized in that the insert block (13) is provided with a guide rod (15), the guide rod (15) is slidably arranged in the chute, and the spring (14) is sleeved on the guide rod (15).
  4. 4. An air-cooled heat dissipation radio frequency switch box as claimed in claim 2, characterized in that the insert blocks (13) on both sides are provided with pull plates (16), and the pull plates (16) are in sliding connection with the sliding grooves.
  5. 5. An air-cooled heat dissipation radio frequency switch box as claimed in claim 1, characterized in that the box body (1) is provided with an air outlet, the air outlet is provided with two second frame bodies (17), and the second frame bodies (17) are provided with second dustproof screens (18).
  6. 6. An air-cooled radiating radio frequency switch box as claimed in claim 1, characterized in that a box cover (19) is arranged on the box body (1), four fixing bolts (20) distributed in rectangular arrays are arranged on the box cover (19) in a penetrating mode, the fixing bolts (20) are connected to the box body (1) in a threaded mode, and the fixing bolts (20) and the box cover (19) are in butt joint.
  7. 7. An air-cooled radiating radio frequency switch box as claimed in claim 1, characterized in that a plurality of radiating fins (21) are arranged on the box body (1), and the parts of the radiating fins (21) located in the box body (1) are inserted and distributed in gaps of the mounting frame (7).

Description

Air-cooled heat dissipation radio frequency switch box Technical Field The utility model relates to the technical field of radio frequency switch boxes, in particular to an air-cooled radiating radio frequency switch box. Background A radio frequency switch box is a device for routing RF, IF or microwave signals between a plurality of available signal paths. The radio frequency switch box can switch between different radio frequency signal paths to realize signal selection and routing. The electronic components in the rf switch box generate heat during operation, so that the rf switch box needs to have a certain heat dissipation capability to maintain the normal operating temperature of the device. The Chinese patent with the bulletin number of CN215682990U discloses a high-frequency radio frequency switch box with high air cooling heat dissipation efficiency, which comprises a box body, a support frame, a support seat, a heat dissipation fan and a limiting inner frame, wherein the support frame is fixedly arranged in the box body, the support seat is arranged in a sliding manner in a sliding way in a sliding groove, a plurality of groups of heat dissipation fins are fixedly arranged on one side of the support seat, a fan seat is arranged in the arc groove in a sliding manner, the heat dissipation fan is fixedly arranged in the fan seat, the support frame and the support seat are arranged in the box body, the support seat can slide on the support frame, so that the adjustment is carried out on radio frequency elements with different sizes, the support seat is provided with heat dissipation fins which are arranged and formed, the fan seat and the heat dissipation fan are further arranged in the inside the heat dissipation fins, the heat dissipation effect is good, the wire grooves and the limiting inner frame are arranged in the support seat, the radio frequency cable can be pulled, and the accumulation of the radio frequency cable is prevented from being in one place, and the air is prevented from flowing out, so that the heat dissipation effect is affected. However, the technical scheme has the following defects that the radio frequency switch box needs to rotate by driving the screw rod, so that the fan base can drive the cooling fan to move transversely continuously to cool radio frequency elements at different positions, a vacuum period in which part of the radio frequency elements cannot receive good air cooling effect exists, and the cooling effect is reduced. Disclosure of Invention The utility model aims at solving the problems in the background technology, and provides an air-cooled radiating radio frequency switch box which can greatly improve the radiating effect on a radio frequency switch module, avoid the occurrence of a vacuum period in which stable radiating cannot be realized and ensure the service life of equipment. The technical scheme includes that the air-cooled radiating radio frequency switch box comprises a box body and a radiating device, wherein an air inlet pipeline is arranged on the box body, three mounting frames are arranged in the box body, a radio frequency switch module is arranged on the mounting frames, the radiating device comprises a mounting plate arranged in the air inlet pipeline, a radiating fan arranged on the mounting plate, dustproof mechanisms and a communicating frame, the dustproof mechanisms and the communicating frame are respectively arranged at two ends of the air inlet pipeline, a plurality of air ejector pipes are arranged on the communicating frame in a rectangular array mode, and the dustproof mechanisms comprise a first frame body arranged on the box body, a first dustproof net arranged on the first frame body and a fixing assembly arranged on the first frame body. Preferably, four sliding grooves which are horizontally distributed are formed in the box body, the fixing assembly comprises four clamping blocks which are symmetrically distributed on the first frame body, inserting blocks which are connected inside the sliding grooves in a sliding mode, springs with two ends respectively arranged on the inserting blocks and the sliding grooves, and limiting grooves for the inserting blocks to be embedded are formed in the clamping blocks. Preferably, the insert block is provided with a guide rod, the guide rod is arranged in the chute in a sliding manner, and the spring is sleeved on the guide rod. Preferably, the inserting blocks on two sides are provided with pull plates which are in sliding connection with the sliding grooves. Preferably, the box body is provided with an air outlet, the air outlet is provided with two second frame bodies, and the second frame bodies are provided with second dustproof screens. Preferably, the box body is provided with a box cover, four fixing bolts distributed in rectangular arrays penetrate through the box cover, the fixing bolts are connected to the box body in a threaded mode, and the fixing bolts are in butt joint