Miniaturized three-dimensional wind lidar system

Abstract

The application discloses a small three-dimensional wind measurement laser radar system with compact structure and good heat dissipation effect. The application comprises a swing rotating mechanism and a radar swing shell assembly installed on the swing rotating mechanism, wherein the radar swing shell assembly comprises a radar installation shell, a top cover, a bottom cover, a sealed front cover and a sealed rear cover are installed on the radar installation shell in sequence from top to bottom and from front to back, a ventilation cavity is formed between the top cover and the top of the radar installation shell, a plurality of air inlet holes are arranged at both ends of the top cover, a heat dissipation cooling cavity is arranged at the middle part of the radar installation shell, a plurality of cooling fans are arranged at the top of the heat dissipation cooling cavity and located in the middle part of the ventilation cavity, the bottom cover is provided with an air outlet hole in communication with the ventilation cavity, the inside of the radar installation shell is divided into a left cavity and a right cavity by the heat dissipation cooling cavity, and the radar heat dissipation components installed in the left cavity and the right cavity are attached to the two outer walls of the heat dissipation cooling cavity. The application is applied to the technical field of laser radars.

Description

TECHNICAL FIELD

[0001] The application relates to a wind measuring laser radar, in particular to a miniaturized three-dimensional wind measuring laser radar system. BACKGROUND

[0002] The existing laser wind measuring radar generally adopts an external fan for heat dissipation, or a heat dissipation fan is arranged at a louver on the side of the equipment to discharge the hot air in the equipment; the waterproof levels of the two modes are relatively low, and if water immersion occurs, the fan will be in contact with water, the fan will be damaged, and then the equipment heat dissipation is affected.

[0003] In addition, the current laser wind measuring radar is gradually designed to be miniaturized, and various components of the laser wind measuring radar need to be installed in the limited space, and the heat dissipation of the components also needs to be considered; at present, a radiator is arranged outside the integrated small laser wind measuring radar, and then the radar heat dissipation component is attached to the external radiator, so that the overall structure is not compact enough, the degree of miniaturization is limited, and the waterproof level between the external radiator and the internal radar heat dissipation component is also low. SUMMARY

[0004] The application solves the technical problems of the prior art, and provides a miniaturized three-dimensional wind measuring laser radar system which is compact in structure, good in heat dissipation effect and good in waterproof performance.

[0005] The technical scheme adopted by the application is as follows: the application comprises a swing rotating mechanism and a radar swing shell assembly installed on the swing rotating mechanism, the radar swing shell assembly comprises a radar installation shell, top, bottom, sealed front cover and sealed rear cover are respectively installed on the upper and lower front and rear of the radar installation shell, a ventilation cavity is formed between the top cover and the top of the radar installation shell, a plurality of air inlet holes are arranged at both ends of the top cover, a heat dissipation cooling cavity is arranged in the middle of the radar installation shell, a plurality of cooling fans are arranged at the top of the heat dissipation cooling cavity and located in the middle of the ventilation cavity, the bottom cover is provided with an air outlet hole connected with the ventilation cavity, the inside of the radar installation shell is divided into a left cavity and a right cavity by the heat dissipation cooling cavity, and the radar heat dissipation components installed in the left cavity and the right cavity are attached to the two outer walls of the heat dissipation cooling cavity.

[0006] Further, both ends of the ventilation cavity are provided with slope tables, and a plurality of mounting ribs are arranged in the ventilation cavity, the top cover is fixed on the mounting ribs by bolts, and both ends of the top cover are provided with inclined surfaces matched with the slope tables, the air inlet holes are arranged on the inclined surfaces, and the bottom of the slope table is provided with a drain hole for draining rainwater; the middle part of the mounting rib is provided with a notch, a fan mounting panel above the heat dissipation cooling cavity is arranged at the notch, and the cooling fan array is arranged on the fan mounting panel, and the height of the fan mounting panel is higher than the bottom of the ventilation cavity.

[0007] Further, one end of the ventilation cavity is provided with a drying mounting table, a hollow drying barrel is arranged in the drying mounting table in a sleeved manner, and a drying agent is arranged in the hollow drying barrel, the hollow drying barrel extends into the left cavity or the right cavity, and a drying sealing cover is matched and arranged on the drying mounting table.

[0008] Further, a telescope is arranged in the left cavity, a focusing mirror is arranged in the right cavity, a first lens is arranged on the front cover and located in front of the telescope, and a second lens is arranged on the front cover and located in front of the focusing mirror, a rain wiper matched with the first lens is arranged above the first lens, and the second lens is sleeved with a heating sheet.

[0009] Further, a connector is sealingly arranged at the bottom of the rear cover, one end of the connector extends into the interior of the radar mounting shell, and the other end of the connector is located outside the rear cover; an air bag and an air pipe are further arranged in the interior of the radar mounting shell, the air bag is connected with one end of the connector through the air pipe, the air bag is filled with air, and the air bag is in communication with the outside through the air pipe and the connector.

[0010] Further, the swing rotating mechanism comprises a rotating motor base and a U-shaped rotating arm connected with the rotating motor base, inner walls of two vertical arms of the U-shaped rotating arm are respectively provided with a duplicate motor and an encoder, and the duplicate motor and the encoder are respectively connected with left and right ends of the radar mounting shell.

[0011] Further, side ends of the two vertical arms of the U-shaped rotating arm are respectively provided with an electric locking telescopic device, and both sides of the rear cover are respectively provided with a locking groove matched with the electric locking telescopic device.

[0012] Further, the radar heat dissipation component comprises a light module and a wind control machine.

[0013] Further, a plurality of through heat dissipation grooves are arranged in the heat dissipation cooling cavity.

[0014] The beneficial effects of this invention are: 1. By using the compact structure of the air inlet, ventilation cavity, heat dissipation and cooling cavity, and cooling fan together, external air can enter the ventilation cavity through the air inlet and then be blown into the heat dissipation and cooling cavity by the cooling fan. This ensures that both outer walls of the heat dissipation and cooling cavity have good heat dissipation effects, and the radar heat dissipation components can effectively contact the two outer walls of the heat dissipation and cooling cavity within the compact space, enabling the radar heat dissipation components to effectively dissipate heat; 2. By providing drainage holes at the bottom of the ramp, rainwater can be effectively discharged to the outside. When the rain is heavy or in special circumstances, if rainwater is not discharged in time through the drainage holes, it can also be discharged directly through the heat dissipation and cooling cavity. Furthermore, since the height of the fan mounting panel is higher than the bottom of the ventilation cavity, water ingress damage to the cooling fan can be avoided. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the structure of the present invention;

[0016] Figure 2 This is a schematic diagram of the radar swing housing assembly;

[0017] Figure 3 This is an exploded schematic diagram of the radar swing housing assembly;

[0018] Figure 4 This is a cross-sectional view of the middle section of the radar swing housing assembly;

[0019] Figure 5 This is a schematic diagram of the radar mounting housing. Detailed Implementation

[0020] like Figures 1 to 5 As shown, in this embodiment, the present invention includes a swing-rotation mechanism 1 and a radar swing housing assembly installed on the swing-rotation mechanism 1. The radar swing housing assembly includes a radar mounting housing 2. A top cover 3, a bottom cover 4, a front sealing cover 5, and a rear sealing cover 6 are respectively installed on the top, bottom, front, and rear of the radar mounting housing 2. A ventilation cavity 7 is formed between the top cover 3 and the top of the radar mounting housing 2. Several air inlets 8 are provided at both ends of the top cover 3. A heat dissipation and cooling cavity 9 is provided in the middle of the radar mounting housing 2. Several cooling fans 10 located in the middle of the ventilation cavity 7 are provided on the top of the heat dissipation and cooling cavity 9. The bottom cover 4 is provided with an air outlet 11 that communicates with the ventilation cavity 7. The interior of the radar mounting housing 2 is divided into a left cavity 12 and a right cavity 13 by the heat dissipation and cooling cavity 9. This design can effectively increase the heat dissipation mounting surface in a compact space. The radar heat dissipation components 14 installed in the left cavity 12 and the right cavity 13 are all attached to the two outer walls of the heat dissipation and cooling cavity 9.

[0021] In the embodiment, the ventilation cavity 7 is provided with a slope table 71 at both ends, and a plurality of mounting ribs 72 are arranged in the ventilation cavity 7, the top cover 3 is fixed on the mounting ribs 72 by bolts, and both ends of the top cover 3 are provided with a slope surface matched with the slope table 71, the air inlet holes 8 are arranged on the slope surface, the bottom of the slope table 71 is provided with a drain hole for draining rainwater, the middle part of the mounting rib 72 is provided with a notch 73, the fan mounting panel 15 above the heat dissipation cooling cavity 9 is arranged at the notch 73, and the cooling fan 10 is arranged on the fan mounting panel 15 in an array, and the height of the fan mounting panel 15 is higher than the bottom of the ventilation cavity 7.

[0022] Specifically, the working process of the application is as follows: the external gas enters the ventilation cavity 7 through the air inlet holes 8 at both ends of the top cover 3 by the cooling fan 10, and then enters the heat dissipation cooling cavity 9, so that the radar heat dissipation component 14 attached to the two outer walls of the heat dissipation cooling cavity 9 can effectively dissipate heat, and the structure is more compact, the heat dissipation space is integrated in a limited space, the whole is more miniaturized, the contact area for heat dissipation is large, and the heat dissipation effect can be better improved; in addition, the drain hole arranged at the bottom of the slope table 71 can effectively drain the rainwater entering through the air inlet hole 8, even if the rainwater is not drained by the drain hole in time in heavy rain or special circumstances, but enters the ventilation cavity 7, it can also be directly discharged through the heat dissipation cooling cavity 9, and since the height of the fan mounting panel 15 is higher than the bottom of the ventilation cavity 7, the cooling fan 10 can also be prevented from being damaged by immersion in water.

[0023] In the embodiment, one end of the ventilation cavity 7 is provided with a drying mounting table 16, the drying mounting table 16 is sleeved with a hollow drying barrel 17, the hollow drying barrel 17 contains a drying agent, the hollow drying barrel 17 extends into the left cavity 12 or the right cavity 13, and a drying sealing cover is matched and arranged on the drying mounting table 16; the drying agent includes a physical drying adsorbent and a chemical drying adsorbent, this design is used for drying the water vapor in the air entering the radar mounting shell 2, and ensures the overall dryness and waterproofness, and in addition, the design structure also facilitates disassembly and replacement of the drying agent in the hollow drying barrel 17.

[0024] In the embodiment, a telescope 18 is arranged in the left cavity 12, a focusing mirror 19 is arranged in the right cavity 13, a first lens 20 located in front of the telescope 18 and a second lens 21 located in front of the focusing mirror 19 are arranged on the sealing front cover 5, a wiper 22 matched with the first lens 20 is arranged above the first lens 20, the wiper 22 is used for wiping the first lens 20 to ensure that the telescope 18 can be used normally at all times, and a heating sheet 23 is sleeved on the second lens 21, the heating sheet 23 is used for removing the water vapor on the second lens 21 to ensure that the focusing mirror 19 can be used normally at all times.

[0025] In the embodiment, the bottom of the sealed rear cover 6 is sealingly provided with a connector 61, one end of the connector 61 extends into the inside of the radar mounting shell 2, and the other end of the connector 61 is located outside the sealed rear cover 6; the inside of the radar mounting shell 2 is further provided with an air bag and an air pipe, the air bag is connected with one end of the connector 61 through the air pipe, the air bag is filled with air, and the air bag is in communication with the outside through the air pipe and the connector 61; this design is used to adjust the air pressure inside and outside the radar mounting shell 2, for example, when the internal air pressure is greater than the external air pressure, the volume of the air bag is squeezed and reduced, so as to adjust the internal air pressure.

[0026] In the embodiment, the swing rotating mechanism 1 includes a rotating motor base 101 and a U-shaped rotating arm 102 connected with the rotating motor base 101, the inner walls of the two vertical arms of the U-shaped rotating arm 102 are respectively provided with a double motor and an encoder, and the double motor and the encoder are respectively connected with the left and right ends of the radar mounting shell 2.

[0027] In the embodiment, the side ends of the two vertical arms of the U-shaped rotating arm 102 are respectively provided with an electric locking telescopic device 103, and the two side ends of the sealed rear cover 6 are respectively provided with a locking groove matched with the electric locking telescopic device 103, so that the electric locking telescopic device 103 can be extended and inserted into the locking groove, thereby fixing the radar mounting shell 2 in the use angle of the swing rotating mechanism 1 without swinging.

[0028] In the embodiment, the radar heat dissipation component 14 includes a light module and a wind control machine.

[0029] In the embodiment, the heat dissipation cooling cavity 9 is provided with a plurality of through heat dissipation grooves 91.

[0030] In the embodiment, the inside of the radar mounting shell 2 is provided with a heater, which is used to prevent some electrical devices from being unable to start normally in a low-temperature working state.

[0031] The application is applied to the technical field of laser radars.

[0032] Although the embodiments of the application are described in actual schemes, but do not constitute a limitation on the meaning of the application, and for those skilled in the art, the modification of the embodiments thereof and the combination with other schemes according to the present application are obvious.

Claims

1. A miniaturized three-dimensional wind finding lidar system comprising a wobble rotation mechanism (1) and a radar wobble housing assembly mounted to the wobble rotation mechanism (1), characterized in that: The radar swing shell assembly comprises a radar mounting shell (2), a top cover (3), a bottom cover (4), a sealed front cover (5) and a sealed rear cover (6) are respectively mounted on the top and bottom of the radar mounting shell (2), a ventilation cavity (7) is formed between the top cover (3) and the top of the radar mounting shell (2), a plurality of air inlet holes (8) are arranged at both ends of the top cover (3), a heat dissipation cooling cavity (9) is arranged in the middle of the radar mounting shell (2), a plurality of cooling fans (10) are arranged at the top of the heat dissipation cooling cavity (9) and located in the middle of the ventilation cavity (7), the bottom cover (4) is provided with an air outlet hole (11) connected with the ventilation cavity (7), the inside of the radar mounting shell (2) is divided into a left cavity (12) and a right cavity (13) by the heat dissipation cooling cavity (9), and the radar heat dissipation components (14) mounted in the left cavity (12) and the right cavity (13) are attached to the two outer walls of the heat dissipation cooling cavity (9); both ends of the ventilation cavity (7) are provided with a slope table (71), a plurality of mounting ribs (72) are arranged in the ventilation cavity (7), the top cover (3) is fixed on the mounting ribs (72) by bolts, and the both ends of the top cover (3) are provided with inclined surfaces matched with the slope table (71), the air inlet holes (8) are arrayed on the inclined surfaces, the bottom of the slope table (71) is provided with a drain hole for draining rainwater, the middle of the mounting rib (72) is provided with a notch (73), the fan mounting panel (15) located above the heat dissipation cooling cavity (9) is mounted at the notch (73), the cooling fans (10) are arrayed on the fan mounting panel (15), and the height of the fan mounting panel (15) is higher than the bottom of the ventilation cavity (7).

2. The miniaturized three-dimensional wind lidar system according to claim 1, characterized in that: One end of the ventilation cavity (7) is provided with a drying mounting table (16), the hollow drying barrel (17) is sleeved and mounted in the drying mounting table (16), the drying agent is contained in the hollow drying barrel (17), the hollow drying barrel (17) extends into the left cavity (12) or the right cavity (13), and the drying sealing cover is matched and mounted on the drying mounting table (16).

3. The miniaturized three-dimensional wind lidar system according to claim 1, characterized in that: The telescope (18) is mounted in the left cavity (12), the focusing mirror (19) is mounted in the right cavity (13), the first lens (20) located in front of the telescope (18) and the second lens (21) located in front of the focusing mirror (19) are arranged on the sealed front cover (5), the rain wiper (22) matched with the first lens (20) is arranged above the first lens (20), and the second lens (21) is sleeved with the heating sheet (23).

4. The miniaturized three-dimensional wind lidar system of claim 1, wherein: The bottom of the sealed rear cover (6) is sealingly mounted with a connector (61), one end of the connector (61) extends into the inside of the radar mounting shell (2), and the other end of the connector (61) is located outside the sealed rear cover (6); the inside of the radar mounting shell (2) is further provided with an air bag and an air pipe, the air bag is connected with one end of the connector (61) through the air pipe, the air bag is filled with air, and the air bag is in communication with the outside through the air pipe and the connector (61).

5. The miniaturized three-dimensional wind lidar system of claim 1, wherein: The swing rotating mechanism (1) comprises a rotating motor base (101) and a U-shaped rotating arm (102) connected with the rotating motor base (101), the inner walls of the two vertical arms of the U-shaped rotating arm (102) are respectively provided with a double motor and an encoder, and the double motor and the encoder are respectively connected with the left and right ends of the radar mounting shell (2).

6. The miniaturized three-dimensional wind lidar system according to claim 5, characterized in that: The side ends of the two vertical arms of the U-shaped rotating arm (102) are respectively provided with an electric locking telescopic device (103), and the two side ends of the sealed rear cover (6) are respectively provided with a locking groove matched with the electric locking telescopic device (103).

7. The miniaturized three-dimensional wind lidar system according to claim 1, characterized in that: The radar heat dissipation component (14) comprises a light module and a wind control machine.

8. The miniaturized three-dimensional wind lidar system according to claim 1, characterized in that: The heat dissipation cooling cavity (9) is provided with a plurality of through heat dissipation grooves (91).

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