Anti-interference radio frequency device

Abstract

The utility model relates to the field of radio frequency transceivers, in particular to an anti-interference radio frequency device which comprises a lower shell, an upper shell, a radio frequency transceiver body, a connecting assembly and a heat dissipation assembly. The heat dissipation assembly comprises a rotating shaft, fan blades, a mounting plate, a first filter screen, a driving component and a cleaning component, the mounting plate is fixedly connected with the upper shell, the rotating shaft is rotatably connected with the mounting plate, the fan blades are fixedly connected with the rotating shaft, and the first filter screen is fixedly connected with the upper shell. The fan blades are arranged on the upper shell, so that the fan blades extract heat generated when the radio frequency transceiver body works out of the upper shell, external cold air enters through the air inlet in the upper shell, and in the process that the air enters the upper shell, the air is filtered through the first filter screen, so that dust is prevented from entering the upper shell, and the service life of the radio frequency transceiver body is prolonged. Therefore, the purpose of cooling the radio frequency transceiver body is achieved.

Description

Technical Field

[0001] The utility model relates to the field of radio frequency transceivers, in particular to an anti-interference radio frequency device. Background Art

[0002] It is not convenient to disassemble the shell of a traditional radio frequency transceiver, so when the radio frequency transceiver needs to be repaired, the staff needs to use tools to open the shell for repair, which causes inconvenience in use.

[0003] Prior art CN218829917U discloses a radio frequency transceiver device, which is used in the field of radio frequency transceivers, including a lower shell, a circuit board and a filter are respectively installed inside the lower shell, an upper shell is clamped on the top of the lower shell, and a clamping plate is clamped on both sides of the lower shell through a clamping slot, a limiting spring is bolted between the other side of the clamping plate and the circuit board through a spring fixing sheet, a pull rod is welded on the other side of the clamping plate, and two fixing frames are bolted on the bottom of the lower shell, a fixing seat is installed inside the fixing frame, a supporting foot is hinged inside the fixing seat through a fixing rod, and a limiting piece used in conjunction with the supporting foot is bonded inside the fixing frame; the supporting legs can be stored and limited, which is convenient for staff to carry and transport, and has good flexibility, and at the same time, the upper shell can be easily dismantled without the assistance of other tools, thereby improving the maintenance efficiency of staff and having high practicality.

[0004] The above device is convenient for disassembling the upper shell, but no heat dissipation structure is provided. The heat generated by the RF transceiver during operation cannot be dissipated in time. When used continuously, the device is prone to overheating, which affects the service life of the RF transceiver. Utility Model Content

[0005] The utility model aims to provide an anti-interference radio frequency device, which solves the problem that an existing radio frequency transceiver device has no heat dissipation structure, the heat generated when the radio frequency transceiver is working cannot be dissipated in time, the device is prone to overheating during continuous use, and the service life of the radio frequency transceiver is affected.

[0006] To achieve the above-mentioned purpose, the utility model provides an anti-interference radio frequency device, including a lower shell, an upper shell, a radio frequency transceiver body and a connecting assembly, wherein the upper shell is mounted on the lower shell, the radio frequency transceiver body is mounted inside the lower shell, the connecting assembly is arranged on the upper shell, and also includes a heat dissipation assembly; the heat dissipation assembly includes a rotating shaft, fan blades, a mounting plate, a first filter, a driving component and a cleaning component, the mounting plate is fixedly connected to the upper shell and is arranged on the upper shell, the rotating shaft is rotatably connected to the mounting plate and passes through the mounting plate, the fan blades are fixedly connected to the rotating shaft and are arranged on the rotating shaft, the first filter is fixedly connected to the upper shell and is located on one side of the upper shell, the driving component is arranged on the upper shell and drives the rotating shaft to rotate, and the cleaning component is arranged on the upper shell.

[0007] Wherein, the heat dissipation assembly also includes a second filter, which is fixedly connected to the upper shell and is located on a side of the upper shell close to the fan blades.

[0008] Wherein, the driving component includes a driving motor, a driving shaft, a driving bevel gear and a driven bevel gear, the driving shaft is rotatably connected to the upper shell and is located inside the upper shell; the driving motor is connected to the upper shell and is located on one side of the upper shell, and the output end of the driving motor is connected to the driving shaft; the driving bevel gear is fixedly connected to the driving shaft and is sleeved on the driving shaft; the driven bevel gear is fixedly connected to the rotating shaft, meshes with the driving bevel gear, and is located at one end of the rotating shaft.

[0009] Wherein, the cleaning component includes a cam, a lifting plate, a connecting rod, a cleaning brush and a first spring, the cam is fixedly connected to the driving shaft and sleeved on the driving shaft; the lifting plate is slidably connected to the upper shell and is located inside the upper shell; the connecting rod is fixedly connected to the lifting plate and is located on one side of the lifting plate; the cleaning brush is fixedly connected to the connecting rod, abuts against the first filter, and is located at one end of the connecting rod away from the lifting plate; the two ends of the first spring abut against the lifting plate and the upper shell respectively, and the first spring is sleeved on the connecting rod.

[0010] Wherein, the connecting assembly includes a second spring, a connecting member and a pull rod, the second spring is connected to the upper shell and is located inside the upper shell; the connecting member is connected to the second spring and is located at one end of the second spring; the pull rod is fixedly connected to the connecting member and is located at one end of the connecting member close to the second spring.

[0011] Among them, the RF transceiver body includes a clock unit, an anti-interference processing unit, an up-conversion channel unit, a DC channel unit, a down-conversion channel unit and an antenna array unit, the clock unit is connected to the up-conversion channel unit, the anti-interference processing unit is connected to the clock unit and to the up-conversion channel unit, the down-conversion channel unit is connected to the anti-interference processing unit, the DC channel unit is connected to the up-conversion channel unit and to the down-conversion channel unit, and the antenna array unit is connected to the down-conversion channel unit.

[0012] The utility model provides an anti-interference radio frequency device. When in use, the driving component drives the rotating shaft to rotate, and then the rotating shaft drives the plurality of fan blades to rotate, so that the plurality of fan blades extract the heat generated by the radio frequency transceiver body when it is working out of the upper shell, and the external cold air enters through the air inlet on the upper shell. In the process of air entering the upper shell, the air is filtered by the first filter to prevent dust from entering the interior of the upper shell, thereby achieving the purpose of heat dissipation of the radio frequency transceiver body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0014] Figure 1 It is a schematic diagram of the overall structure of the anti-interference radio frequency device of the first embodiment of the utility model.

[0015] Figure 2 It is a schematic diagram of the installation structure of the fan blades of the first embodiment of the utility model.

[0016] Figure 3 It is a structural schematic diagram of a cleaning component of the first embodiment of the utility model.

[0017] Figure 4 It is a structural schematic diagram of a connecting assembly of the first embodiment of the utility model.

[0018] Figure 5 It is a structural schematic diagram of the radio frequency transceiver body of the second embodiment of the utility model.

[0019] In the figure: 101-lower shell, 102-upper shell, 103-RF transceiver body, 104-connecting component, 105-heat dissipation component, 106-rotating shaft, 107-fan blades, 108-mounting plate, 109-first filter, 110-driving component, 111-cleaning component, 112-second filter, 113-driving motor, 114-driving shaft, 115-active bevel gear, 116-driven bevel gear, 117-cam, 118-lifting plate, 119-connecting rod, 120-cleaning brush, 121-first spring, 122-second spring, 123-connecting piece, 124-pull rod, 201-clock unit, 202-anti-interference processing unit, 203-upper frequency conversion channel unit, 204-DC channel unit, 205-down frequency conversion channel unit, 206-antenna array unit. DETAILED DESCRIPTION

[0020] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0021] First embodiment:

[0022] See also Figures 1 to 4 ,in Figure 1 It is a schematic diagram of the overall structure of the anti-interference radio frequency device. Figure 2 This is a schematic diagram of the fan blade installation structure. Figure 3 It is a schematic diagram of the structure of the cleaning component. Figure 4 It is a structural diagram of the connected components.

[0023] The utility model provides an anti-interference radio frequency device, including a lower shell 101, an upper shell 102, a radio frequency transceiver body 103, a connecting assembly 104 and a heat dissipation assembly 105, wherein the heat dissipation assembly 105 includes a rotating shaft 106, a fan blade 107, a mounting plate 108, a first filter 109, a driving component 110, a cleaning component 111 and a second filter 112, wherein the driving component 110 includes a driving motor 113, a driving shaft 114, an active bevel gear 115 and a driven bevel gear 116, wherein the cleaning component 111 includes a cam 117, a lifting plate 118, a connecting rod 119, a cleaning brush 120 and a first spring 121, wherein the connecting rod 119 includes a connecting rod 119, a cleaning brush 120 and a first spring 121, wherein the connecting rod 119 includes a connecting rod 119, a connecting rod 119, a connecting rod 119, a connecting rod 119, a connecting rod 119, a connecting rod 119, a connecting rod 110 ... The component 104 includes a second spring 122, a connecting member 123 and a pull rod 124. The driving member 110 drives the rotating shaft 106 to rotate, and then the rotating shaft 106 drives the multiple fan blades 107 to rotate, so that the fan blades 107 can draw out the air inside the upper shell 102, and the external cold air enters the upper shell 102 after being filtered by the first filter 109, thereby achieving the purpose of dissipating heat for the RF transceiver body 103. It can be understood that the aforementioned scheme can be used when dissipating heat for the RF transceiver body 103, and can also be used to solve the problem of cleaning the first filter 109.

[0024] According to this specific embodiment, the upper shell 102 is installed on the lower shell 101, the RF transceiver body 103 is installed inside the lower shell 101, and the connecting component 104 is arranged on the upper shell 102. The upper shell 102 is connected to the lower shell 101 through the connecting component 104, so that the upper shell 102 can be fixedly installed on the lower shell 101, thereby protecting the RF transceiver body 103.

[0025] Among them, the mounting plate 108 is fixedly connected to the upper shell 102 and is arranged on the upper shell 102, the rotating shaft 106 is rotatably connected to the mounting plate 108 and passes through the mounting plate 108, the fan blade 107 is fixedly connected to the rotating shaft 106 and is arranged on the rotating shaft 106, the first filter 109 is fixedly connected to the upper shell 102 and is located on one side of the upper shell 102, the driving component 110 is arranged on the upper shell 102 and drives the rotating shaft 106 to rotate, and the cleaning component 111 is arranged on the upper shell 102; an air inlet and an air outlet are arranged on the upper shell 102, the first filter 109 is installed at the air inlet, a plurality of fan blades 107 are arranged, and the cleaning component Two components 111 are provided, and the first filter 109 is cleaned by the cleaning components 111 to prevent the first filter 109 from being blocked and affecting the heat dissipation effect; when in use, the rotating shaft 106 is driven to rotate by the driving component 110, so that the rotating shaft 106 drives the plurality of fan blades 107 to rotate, so that the plurality of fan blades 107 extract the heat generated when the RF transceiver body 103 is working out of the upper shell 102, and the external cold air enters through the air inlet on the upper shell 102. In the process of air entering the upper shell 102, the air is filtered by the first filter 109 to prevent dust from entering the upper shell 102, thereby achieving the purpose of heat dissipation of the RF transceiver body 103.

[0026] Secondly, the second filter 112 is fixedly connected to the upper shell 102 and is located on a side of the upper shell 102 close to the fan blades 107; the second filter 112 is arranged at the air outlet of the upper shell 102, and the second filter 112 is used to prevent external dust from entering through the air outlet on the upper shell 102.

[0027] At the same time, the driving shaft 114 is rotatably connected to the upper shell 102 and is located inside the upper shell 102; the driving motor 113 is connected to the upper shell 102 and is located on one side of the upper shell 102, and the output end of the driving motor 113 is connected to the driving shaft 114; the active bevel gear 115 is fixedly connected to the driving shaft 114 and is sleeved on the driving shaft 114; the driven bevel gear 116 is fixedly connected to the rotating shaft 106 and meshes with the active bevel gear 115 and is located at one end of the rotating shaft 106; the driving shaft 114 is driven to rotate by the operation of the driving motor 113, and then the driving shaft 114 drives the active bevel gear 115 to rotate, and the active bevel gear 115 drives the driven bevel gear 116 to rotate, and then the driven bevel gear 116 drives the rotating shaft 106 to rotate, thereby achieving the purpose of driving the rotating shaft 106 to rotate.

[0028] In addition, the cam 117 is fixedly connected to the drive shaft 114 and sleeved on the drive shaft 114; the lifting plate 118 is slidably connected to the upper shell 102 and is located inside the upper shell 102; the connecting rod 119 is fixedly connected to the lifting plate 118 and is located on one side of the lifting plate 118; the cleaning brush 120 is fixedly connected to the connecting rod 119 and abuts against the first filter 109, and is located at the end of the connecting rod 119 away from the lifting plate 118; the two ends of the first spring 121 are respectively connected to the lifting plate 118 and the upper shell 102. 2, the first spring 121 is sleeved on the connecting rod 119; the cleaning members 111 are provided with two and are respectively located at the two ends of the driving shaft 114. When the driving shaft 114 rotates, the cam 117 is also driven to rotate, so that the protrusion on the cam 117 periodically abuts against the lifting plate 118, so that the lifting plate 118 is reciprocated and lifted under the action of the cam 117 and the first spring 121, and the connecting rod 119 and the cleaning brush 120 are driven to lift and lower, so that the cleaning brush 120 can clean the first filter screen 109.

[0029] Finally, the second spring 122 is connected to the upper shell 102 and is located inside the upper shell 102; the connecting member 123 is connected to the second spring 122 and is located at one end of the second spring 122; the pull rod 124 is fixedly connected to the connecting member 123 and is located at one end of the connecting member 123 close to the second spring 122; two connecting components 104 are provided, and are respectively located on the left and right sides of the upper shell 102, and the lower shell 101 is provided with a connecting groove that cooperates with the connecting member 123. The second spring 122 drives the connecting member 123 to move, so that the connecting member 123 extends into the connecting groove on the lower shell 101, thereby connecting the upper shell 102 and the lower shell 101; when the upper shell 102 needs to be disassembled, the pull rod 124 is pulled to drive the connecting member 123 to move, so that the connecting member 123 is removed from the connecting groove on the lower shell 101. At this time, the upper shell 102 can be disassembled from the lower shell 101, thereby facilitating the disassembly of the upper shell 102.

[0030] When the anti-interference radio frequency device of this embodiment is used, the driving motor 113 drives the driving shaft 114 to rotate, so that the driving shaft 114 drives the active bevel gear 115 to rotate, and then the active bevel gear 115 drives the driven bevel gear 116 to rotate, thereby driving the rotating shaft 106 and the fan blades 107 to rotate, so that the fan blades 107 can extract the air inside the upper shell 102, and the cold air enters the upper shell 102 after being filtered by the first filter 109, so as to achieve the purpose of heat dissipation of the radio frequency transceiver body 103; when the driving shaft 114 rotates, the cam 117 is also driven to rotate, so that the lifting plate 118 is lifted and lowered under the action of the cam 117 and the first spring 121, thereby driving the connecting rod 119 and the cleaning brush 120 to lift and lower, so that the cleaning brush 120 can clean the dust attached to the first filter 109, so as to avoid the first filter 109 being blocked and affecting the heat dissipation.

[0031] Second embodiment:

[0032] Based on the first embodiment, please refer to Figure 5 , Figure 5 It is a structural diagram of the RF transceiver body of the second embodiment. The RF transceiver body 103 of this embodiment includes a clock unit 201, an anti-interference processing unit 202, an up-conversion channel unit 203, a DC channel unit 204, a down-conversion channel unit 205 and an antenna array unit 206.

[0033] According to this specific implementation, the clock unit 201 is connected to the up-conversion channel unit 203, the anti-interference processing unit 202 is connected to the clock unit 201 and to the up-conversion channel unit 203, the down-conversion channel unit 205 is connected to the anti-interference processing unit 202, the DC channel unit 204 is connected to the up-conversion channel unit 203 and to the down-conversion channel unit 205, and the antenna array unit 206 is connected to the down-conversion channel unit 205; the clock unit 201 is used to generate and provide a stable clock signal to ensure the synchronous operation of all parts of the entire radio frequency system and to ensure the accuracy and stability of signal transmission; the anti-interference processing unit 202 is used to detect and process interference in the signal, eliminate or reduce external noise through algorithms and filters, and improve the quality of the received signal; the up-conversion channel unit 203 is used to convert the baseband signal into a radio frequency signal, and through the up-conversion process, the signal can be sent to a specific frequency band for transmission. wireless transmission; the DC channel unit 204 is used for DC amplification and processing of the signal to enhance the power of the signal, especially when attenuation may be encountered during the transmission of the RF signal; the down-conversion channel unit 205 is a receiving end, used to convert the received RF signal back to a baseband signal, and facilitate further signal processing and decoding through a down-conversion process; the antenna array unit 206: provides multiple antennas to achieve spatial diversity or gain, improve the strength and anti-interference capability of the received signal, and support directional or omnidirectional communication; through 4-way LNA (low noise amplifier) ​​sharing one RF chip, the RF chip can enhance the signal strength in addition to generating a clock signal, saving space; this not only supports 4-way downlink anti-interference reception and improves the receiving capability, but also provides space for possible uplink expansion and realizes two-way communication; the previous generation of products can be replaced in situ and upgraded in function without increasing the installation size, and has good promotion.

[0034] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. An anti-interference radio frequency device, comprising a lower shell, an upper shell, a radio frequency transceiver body and a connecting component, wherein the upper shell is mounted on the lower shell, the radio frequency transceiver body is mounted inside the lower shell, and the connecting component is arranged on the upper shell, characterized in that: Also included is a heat dissipation assembly; The heat dissipation assembly includes a rotating shaft, fan blades, a mounting plate, a first filter, a driving component and a cleaning component. The mounting plate is fixedly connected to the upper shell and is arranged on the upper shell. The rotating shaft is rotatably connected to the mounting plate and passes through the mounting plate. The fan blades are fixedly connected to the rotating shaft and are arranged on the rotating shaft. The first filter is fixedly connected to the upper shell and is located on one side of the upper shell. The driving component is arranged on the upper shell and drives the rotating shaft to rotate. The cleaning component is arranged on the upper shell.

2. The anti-interference radio frequency device according to claim 1, characterized in that: The heat dissipation assembly also includes a second filter screen, which is fixedly connected to the upper shell and is located on a side of the upper shell close to the fan blades.

3. The anti-interference radio frequency device according to claim 1, characterized in that: The driving component includes a driving motor, a driving shaft, a driving bevel gear and a driven bevel gear. The driving shaft is rotatably connected to the upper shell and is located inside the upper shell; the driving motor is connected to the upper shell and is located on one side of the upper shell, and the output end of the driving motor is connected to the driving shaft; the driving bevel gear is fixedly connected to the driving shaft and is sleeved on the driving shaft; the driven bevel gear is fixedly connected to the rotating shaft, meshes with the driving bevel gear, and is located at one end of the rotating shaft.

4. The anti-interference radio frequency device according to claim 3, characterized in that: The cleaning component includes a cam, a lifting plate, a connecting rod, a cleaning brush and a first spring, the cam is fixedly connected to the driving shaft and sleeved on the driving shaft; the lifting plate is slidably connected to the upper shell and is located inside the upper shell; the connecting rod is fixedly connected to the lifting plate and is located on one side of the lifting plate; the cleaning brush is fixedly connected to the connecting rod, abuts against the first filter, and is located at one end of the connecting rod away from the lifting plate; the two ends of the first spring abut against the lifting plate and the upper shell respectively, and the first spring is sleeved on the connecting rod.

5. The anti-interference radio frequency device according to claim 1, characterized in that: The connecting assembly includes a second spring, a connecting member and a pull rod, the second spring is connected to the upper shell and is located inside the upper shell; the connecting member is connected to the second spring and is located at one end of the second spring; the pull rod is fixedly connected to the connecting member and is located at one end of the connecting member close to the second spring.

6. The anti-interference radio frequency device according to claim 1, characterized in that: The RF transceiver body includes a clock unit, an anti-interference processing unit, an up-conversion channel unit, a DC channel unit, a down-conversion channel unit and an antenna array unit. The clock unit is connected to the up-conversion channel unit, the anti-interference processing unit is connected to the clock unit and to the up-conversion channel unit, the down-conversion channel unit is connected to the anti-interference processing unit, the DC channel unit is connected to the up-conversion channel unit and to the down-conversion channel unit, and the antenna array unit is connected to the down-conversion channel unit.

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