CN220959444U - Heating, blowing, defrosting and demisting device for radar optical window - Google Patents
Heating, blowing, defrosting and demisting device for radar optical window Download PDFInfo
- Publication number
- CN220959444U CN220959444U CN202322394051.4U CN202322394051U CN220959444U CN 220959444 U CN220959444 U CN 220959444U CN 202322394051 U CN202322394051 U CN 202322394051U CN 220959444 U CN220959444 U CN 220959444U
- Authority
- CN
- China
- Prior art keywords
- heating
- air
- side wall
- optical window
- radar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 84
- 230000003287 optical effect Effects 0.000 title claims abstract description 28
- 238000010257 thawing Methods 0.000 title claims abstract description 18
- 238000007664 blowing Methods 0.000 title claims abstract description 17
- 230000003993 interaction Effects 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 3
- 238000009833 condensation Methods 0.000 abstract description 7
- 230000005494 condensation Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000007791 dehumidification Methods 0.000 description 7
- 230000010354 integration Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Details Of Aerials (AREA)
Abstract
The utility model provides a heating, blowing, defrosting and demisting device for a radar optical window, which comprises a body, wherein the body comprises an upper cover, a side wall and a bottom plate which are sequentially connected, and a mounting cavity for mounting and assembling a radar is arranged in the middle of the body; an air inlet and a man-machine interaction panel are arranged on the side wall or the bottom plate of the body, an air outlet with an opening facing the installation cavity is arranged in the body, and a circuit board, a fan, an air guide pipe and a heating channel are arranged in the body; the air inlet is connected with the air guide pipe through the fan, and the air guide pipe is connected with the air outlet through the heating channel; the heating channel is internally provided with a heating element, and the heating element and the fan are respectively and electrically connected with the circuit board; the man-machine interaction panel for inputting the switching value signal is connected with the circuit board. According to the utility model, the fan and the heating device are additionally arranged on the structure for mounting and assembling the radar, so that the rapid and effective heating or blowing of the radar optical window is realized, and the frost and fog condensation phenomenon of the window is avoided.
Description
Technical Field
The utility model belongs to the field of laser radar optical windows, and particularly relates to a heating, blowing, defrosting and demisting device for a radar optical window.
Background
When the mobile robot carrying the laser radar is switched to an environment area with different temperatures, the inner wall or the outer wall of the radar optical window can be subjected to water mist condensation or frosting due to the difference of the environment temperatures. When the environment temperature is in a low-temperature region (the temperature is below zero) and enters a normal-temperature or high-temperature region (the temperature is above zero), water mist can be condensed on the outer wall of an optical window of the laser radar; when entering a low temperature region (temperature below zero) from a region at normal temperature or high temperature (temperature above zero), the inner wall of the window condenses water mist or frosts. The core principle is that the water vapor encounters condensation junction.
The water mist or frost can reduce the light transmission characteristic of the optical window, thereby affecting the realization of the optical index of the laser radar.
The phenomenon of frost and fog condensation is prevented, and the method can be started from two aspects: ① Removing water vapor in the air, and corresponding to a dehumidifying device; ② The surface contacted with the water vapor is heated, corresponding to the heating device.
Common dehumidification methods are divided into freezing dehumidification (vapor condensation and separation are realized through freezing), solution dehumidification (vapor is absorbed by a dehumidification solution), solid dehumidification (vapor is absorbed by a solid surface capillary tube), and dry dehumidification (a moisture absorption rotating wheel and a regeneration device), and a dehumidification system is complex in structure and unfavorable for integration and miniaturization.
Common heating methods can be classified into heating wires, electromagnetic heating, and vortex tube heating.
The heat energy is transferred in the following modes: contact heat conduction, heat radiation, heat convection.
The existing defrosting and demisting method for the optical window is mainly concentrated on the following two types of information in combination: ① The optical window is stuck with or embedded with heating wires; ② And (5) blowing by hot air.
The laser radar is used as a distance sensing module, and the practical use requirement determines that the laser radar has high integration level and compact space structure. The existing heating mode should reduce the space occupation ratio as much as possible on the basis of not affecting the radar sensing performance. The optical window is stuck or pre-buried with the heating wire to shield the emergent laser and the echo laser, and the hot air blowing mode generally adopts the combination of a disk-shaped heating wire and a fan, so that the size is large and the integration is difficult.
Disclosure of utility model
The utility model aims to solve the technical problems that: the utility model provides a radar optics window heating is bloied defrosting defogging device, can avoid window frost fog condensation phenomenon's emergence.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a radar optical window heating is bloied defrosting defogging device, includes the body, and the body includes upper cover, lateral wall and bottom plate that connect gradually, and is equipped with the installation cavity that is used for installing the assembly radar in the middle of the body; an air inlet and a man-machine interaction panel are arranged on the side wall or the bottom plate of the body, an air outlet with an opening facing the installation cavity is arranged in the body, and a circuit board, a fan, an air guide pipe and a heating channel are arranged in the body; wherein,
The air inlet is connected with an air guide pipe through the fan, and the air guide pipe is connected with the air outlet through the heating channel; a heating element is arranged in the heating channel, and the heating element and the fan are respectively and electrically connected with the circuit board; and the man-machine interaction panel for inputting the switching value signal is connected with the circuit board.
According to the scheme, the outer baffle and the inner baffle which are stacked are arranged on the side wall, the air inlets are formed in the outer baffle and the inner baffle, and the dustproof device is arranged between the outer baffle and the inner baffle.
According to the scheme, the dustproof device is a dustproof sponge or a dustproof filter screen.
According to the scheme, the fan is arranged on the inner side of the inner baffle, and the air guide pipe and the heating channel are arranged in the side wall in a surrounding manner around the mounting cavity.
According to the scheme, the side wall comprises a front side wall, a left side wall, a right side wall and a rear side wall, wherein the air inlets are formed in the left side wall and the right side wall, and the human-computer interaction panel is arranged on the front side wall.
According to the scheme, the man-machine interaction panel comprises a switch key and a fan adjusting button.
According to the scheme, the man-machine interaction panel further comprises a display screen for displaying the state of the fan.
According to the scheme, the heating channels are a plurality of through holes, and the heating piece penetrates through the through holes.
According to the scheme, the heating element is a bent spring-shaped heating metal wire.
According to the scheme, the device further comprises a guide cover fixed at the top of the assembly radar, and the periphery of the bottom of the guide cover is provided with a downward bent arc edge, so that hot air blown out from the air outlet rises and is guided by the guide cover to rotate.
The beneficial effects of the utility model are as follows:
1. The fan and the heating device are additionally arranged on the structure for mounting and assembling the radar, so that the rapid and effective heating or blowing of the radar optical window is realized, the occurrence of window frost and fog condensation is avoided, the rapid temperature change resistance of the laser radar sensing module to the external environment is improved, and the environmental adaptability is improved; the device is integrated with the radar installation structure, and has compact structure and high integration level.
2. Because the hot air can rise, through adding the kuppe at the top of radar for after the hot air rises by kuppe water conservancy diversion gyration, can realize hot air cyclic utilization, the power consumption is low, and heating efficiency is high.
Drawings
FIG. 1 is a diagram illustrating a usage status of an embodiment of the present utility model.
Fig. 2 is a schematic overall structure of an embodiment of the present utility model.
Fig. 3 is a schematic overall structure of another view according to an embodiment of the present utility model.
Fig. 4 is a schematic view of a part of an internal structure of an embodiment of the present utility model.
Fig. 5 is a schematic view illustrating an internal structure of a further portion according to an embodiment of the present utility model.
FIG. 6 is a schematic view of an internal structure of a further embodiment of the present utility model.
FIG. 7 is a schematic diagram of another part of the internal structure of an embodiment of the present utility model.
Fig. 8 is a schematic view of a pod according to an embodiment of the utility model.
In the figure: 1-a body, 2-a guide cover, 3-an assembly radar, 4-a dustproof piece and 5-a circuit board;
101-upper cover, 1021-left outer baffle, 10211-left outer air inlet, 1022-right outer baffle, 10221-right outer air inlet, 103-human-computer interaction panel, 1041-left air outlet, 1042-right air outlet, 1043-front air outlet, 105-mounting cavity, 1061-left heating channel, 1062-right heating channel, 1063-front heating channel, 107-bottom plate, 1081-left inner baffle, 10811-left inner air inlet, 1082-right inner baffle, 10821-right inner air inlet, 1091-left air guide pipe, 1092-right air guide pipe, 1093-front air guide pipe, 1101-left fan, 1102-right fan;
201-arc edge.
Detailed Description
The utility model will be further described with reference to specific examples and figures.
As shown in fig. 1 to 8, the heating, blowing, defrosting and demisting device for a radar optical window provided by the embodiment comprises a body 1, wherein the body comprises an upper cover 101, a circumferential side wall and a bottom plate 107 which are sequentially connected. Wherein, upper cover 101 is hollow structure, is equipped with installation cavity 105 in the body, installs assembly radar 3 in installation cavity 105 earlier, then installs upper cover 101. The circumferential side walls include a front side wall, a left side wall, and a right side wall.
The left side wall is formed by stacking a left inner baffle 1081 and a left outer baffle 1021, wherein a left inner air inlet 10811 and a left outer air inlet 10211 are respectively arranged on the left inner baffle 1081 and the left outer baffle 1021, and a dust-proof piece 4 is arranged between the left inner baffle 1081 and the left outer baffle 1021 and used for filtering dust in air, so that the service life of the device is prolonged. The dust-proof member 4 may be a dust-proof sponge, a dust-proof filter net or the like. Similarly, the right side wall is formed by stacking a right inner baffle 1082 and a right outer baffle 1022, wherein a right inner air inlet 10821 and a right outer air inlet 10221 are respectively arranged on the right inner baffle 1082 and the right outer baffle 1022, and a dust-proof piece 4 is also arranged between the right inner baffle 1082 and the right outer baffle 1022.
The inner sides of the left inner air inlet 10811 and the right inner air inlet are respectively provided with a left fan 1101 and a right fan 1102, the wind direction of the fans is inwards, and when the fan is installed, the fan is tightly attached to the air inlet as much as possible, so that the space is saved. The air outlet sides of the left fan and the right fan 1102 are respectively connected with a left air guide pipe 1091 and a right air guide pipe 1092, and the air outlet sides of the left fan and the right fan 1102 are also connected with a front air guide pipe 1093. The left and right air ducts 1091, 1092 and 1093 are all disposed around the mounting cavity 105 along the sidewalls, thereby conserving space as much as possible. The ends of the left air guide pipe 1091, the right air guide pipe 1092 and the front air guide pipe 1093 are respectively communicated with a left air outlet 1041, a right air outlet 1042 and a front air outlet 1043 which are arranged on the inner side of the side wall and face the radar window through a left heating channel 1061, a right heating channel 1062 and a front heating channel 1063. The left heating channel 1061, the right heating channel 1062, and the front heating channel 1063 are provided with heating elements for heating, so that the air coming out from the left air outlet 1041, the right air outlet 1042, and the front air outlet 1043 is hot air. If the heating element is not started for heating, the wind is natural wind.
Further, in order to further save space and improve heating efficiency in a smaller space, the heating channel of the embodiment is a plurality of through holes, each through hole is internally penetrated by a heating element, and the heating element can be a heating metal wire in a bent spring shape, so that heating efficiency is improved.
The front side wall is provided with a man-machine interaction panel 103 for inputting a switch signal, the wind power level of a fan and the like, and a mechanical button can be adopted, and a touch display screen can also be adopted. Preferably, the fan and the heating element can be controlled separately, and natural wind can be generated besides hot wind. Still further, the on state of the fan and the heating element can be displayed, and the wind power level of the fan can be displayed. In addition, a temperature sensor can be additionally arranged at the air outlet, and the temperature can be displayed on the display screen.
The body is inside to be equipped with circuit board 5, is equipped with microcontroller and peripheral circuit on the circuit board to and fan drive, human-computer interaction panel 103 is connected input signal with the microcontroller on the circuit board 5, and microcontroller's output is connected with the fan through fan drive and is used for driving the fan operation, and microcontroller's output is connected the heating switch-on of control heating piece with the heating piece.
Furthermore, the working states and the working modes of the fan and the heating element can be controlled through temperature feedback of the air outlet temperature sensor, so that self-adaptive defrosting and demisting of the optical window can be realized.
Furthermore, the circuit board 5 can be connected with the outside of the system in a wired or wireless way to receive external control instructions, so as to complete corresponding operation control of the fan and the heating element.
Because the hot air can rise, preferably, through adding the kuppe 2 at the top of assembly radar, the bottom periphery of kuppe 2 is equipped with the arc limit 201 of downwarping for the hot air is risen the back by kuppe 2 water conservancy diversion and is revolved, can realize hot air cyclic utilization, reduces the energy consumption, improves heating efficiency. The dome 2 and the assembly radar 3 can be connected in a clamping or threaded manner.
In this embodiment, only one implementation manner is provided, where the number and positions of the air inlets and the number and positions of the air outlets may be adjusted according to the size and shape of the body. For example, if the body is cylindrical, the air inlet may be circumferentially disposed about the body. If the body is fixed laterally, then air intake or man-machine interaction panel can also set up on the bottom plate. The position of the air outlet is selected to be close to the radar optical window as much as possible, and a plurality of groups can be arranged circumferentially.
In this embodiment, the fan, the heating channel, the air guide pipe, the display and the housing are all made of plastic materials, and PPS (polyphenylene sulfide) plastic is selected.
It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.
Claims (10)
1. The utility model provides a radar optical window heating defrosting defogging device that bloies which characterized in that: the radar mounting device comprises a body, wherein the body comprises an upper cover, a side wall and a bottom plate which are sequentially connected, and a mounting cavity for mounting and assembling a radar is arranged in the middle of the body; an air inlet and a man-machine interaction panel are arranged on the side wall or the bottom plate of the body, an air outlet with an opening facing the installation cavity is arranged in the body, and a circuit board, a fan, an air guide pipe and a heating channel are arranged in the body; wherein,
The air inlet is connected with an air guide pipe through the fan, and the air guide pipe is connected with the air outlet through the heating channel; a heating element is arranged in the heating channel, and the heating element and the fan are respectively and electrically connected with the circuit board; and the man-machine interaction panel for inputting the switching value signal is connected with the circuit board.
2. The radar optical window heating, air blowing, defrosting and demisting device according to claim 1, wherein: the side wall is provided with an outer baffle and an inner baffle which are stacked, the outer baffle and the inner baffle are respectively provided with an air inlet, and a dustproof device is arranged between the outer baffle and the inner baffle.
3. The radar optical window heating, air blowing, defrosting and demisting device according to claim 2, wherein: the dustproof device is a dustproof sponge or a dustproof filter screen.
4. The radar optical window heating, air blowing, defrosting and demisting device according to claim 2, wherein: the fan is arranged on the inner side of the inner baffle, and the air guide pipe and the heating channel are arranged in the side wall in a surrounding manner around the mounting cavity.
5. The radar optical window heating, air blowing, defrosting and demisting device according to claim 1, wherein: the side wall comprises a front side wall, a left side wall, a right side wall and a rear side wall, wherein the air inlets are formed in the left side wall and the right side wall, and the human-computer interaction panel is arranged on the front side wall.
6. The radar optical window heating, air blast, defrost and defogging device of claim 1 or 5, wherein: the man-machine interaction panel comprises a switch key and a fan adjusting button.
7. The radar optical window heating, air-blowing, defrosting and demisting device according to claim 6, wherein: the man-machine interaction panel also comprises a display screen for displaying the state of the fan.
8. The radar optical window heating, air blowing, defrosting and demisting device according to claim 1, wherein: the heating channel is provided with a plurality of through holes, and the heating piece penetrates through the through holes.
9. The radar optical window heating, air blowing, defrosting and demisting device according to claim 8, wherein: the heating element is a heating metal wire in a bent spring shape.
10. The radar optical window heating, air blowing, defrosting and demisting device according to claim 1, wherein: the device also comprises a guide cover fixed at the top of the assembly radar, wherein the periphery of the bottom of the guide cover is provided with a downward bent arc edge, so that hot air blown out from the air outlet rises and is guided by the guide cover to swirl.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322394051.4U CN220959444U (en) | 2023-09-04 | 2023-09-04 | Heating, blowing, defrosting and demisting device for radar optical window |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322394051.4U CN220959444U (en) | 2023-09-04 | 2023-09-04 | Heating, blowing, defrosting and demisting device for radar optical window |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220959444U true CN220959444U (en) | 2024-05-14 |
Family
ID=90981060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322394051.4U Active CN220959444U (en) | 2023-09-04 | 2023-09-04 | Heating, blowing, defrosting and demisting device for radar optical window |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220959444U (en) |
-
2023
- 2023-09-04 CN CN202322394051.4U patent/CN220959444U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN220959444U (en) | Heating, blowing, defrosting and demisting device for radar optical window | |
| CN109555255B (en) | Intelligent wind and rain sensing translation type glass daylighting roof | |
| CN117091393A (en) | Heating, blowing, defrosting and demisting device for radar optical window | |
| CN208191071U (en) | Waterproof outdoor cabinet is used in a kind of communication | |
| CN210129688U (en) | Heat dissipation type switch board | |
| CN216344259U (en) | Intelligent temperature control valve | |
| CN216521941U (en) | Electric heater | |
| CN214676347U (en) | Miniature column box for temperature control | |
| CN208735845U (en) | A kind of display screen of residential central air conditioning | |
| WO2022002254A1 (en) | Housing assembly and portable air conditioner | |
| CN210577375U (en) | Intelligent switch state indicator | |
| CN209724746U (en) | A kind of energy-saving radiator fan equipment | |
| CN214065060U (en) | Low-noise quartz tube heater | |
| CN203744340U (en) | Range hood | |
| CN114541099A (en) | Clothes nursing machine | |
| CN221595632U (en) | Embedded waterproof capacitive touch display screen | |
| CN216085826U (en) | Automatic intelligent distribution box | |
| CN221381539U (en) | Airtight machine case | |
| CN218673998U (en) | Intelligent temperature detection machine of switch board | |
| CN220043810U (en) | High-efficient heat dissipation formula temperature and humidity controller | |
| CN210379856U (en) | Outdoor switch board | |
| CN210578978U (en) | Intelligent temperature control type communication base station | |
| CN221858831U (en) | Warm-air drier case | |
| CN218550512U (en) | Power supply module | |
| CN207831217U (en) | A kind of radiator of LED street lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |