CN216670258U - Radar device and vehicle - Google Patents
Radar device and vehicle Download PDFInfo
- Publication number
- CN216670258U CN216670258U CN202220013617.7U CN202220013617U CN216670258U CN 216670258 U CN216670258 U CN 216670258U CN 202220013617 U CN202220013617 U CN 202220013617U CN 216670258 U CN216670258 U CN 216670258U
- Authority
- CN
- China
- Prior art keywords
- waterproof
- middle frame
- sealing ring
- heat dissipation
- cavity
- 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
Images
Landscapes
- Casings For Electric Apparatus (AREA)
Abstract
The embodiment of the utility model provides a radar device and a vehicle, which comprise a middle frame, an upper shell, a lower shell, a connector socket and a circuit board, wherein the middle frame is provided with a cavity; the upper shell and the lower shell are respectively arranged on two sides of the middle frame, a first waterproof sealing ring is arranged between the upper shell and the middle frame, and the first waterproof sealing ring is circumferentially arranged along one side of the cavity; and a second waterproof sealing ring is arranged between the lower shell and the middle frame, the second waterproof sealing ring is circumferentially arranged along the other side of the cavity, and the lower shell is a metal part and is provided with a waterproof ventilation valve. When the upper shell and the middle frame and the lower shell are tightly pressed, the first waterproof sealing ring and the second waterproof sealing ring can realize water prevention due to the elasticity of the first waterproof sealing ring and the second waterproof sealing ring; the waterproof vent valve can avoid performance change of the radar device caused by internal and external pressure difference caused by the environment; the lower casing of metal component can effectively be derived the produced heat of components and parts on the circuit board, dispels the heat to radar installation through the heat radiation mode.
Description
Technical Field
The embodiment of the utility model relates to the technical field of automotive electronic equipment, but not limited to the technical field of automotive electronic equipment, in particular to a radar device and a vehicle.
Background
At present, with the continuous development of automotive electronics technology and the continuous increase of automobile reserves, automobile manufacturers add ADAS (Advanced Driver Assistance System) application solutions of different degrees to their products to achieve higher safety performance. Millimeter wave radar has been increasingly used in passenger cars, construction vehicles, and other special vehicle applications as an important solution for ADAS applications. The millimeter wave radar works in a millimeter wave frequency band, has a long action distance, can effectively penetrate visual obstacles such as fog, smoke, dust and the like, is not limited by light and shade, has the characteristics of all weather and all-day time, but has poorer angular resolution compared with other sensors (such as laser radar). In order to improve the angular resolution, besides the application of the sparse array technology, multi-chip cascading also becomes a solution adopted by radar manufacturers recently, so that higher requirements are put forward for heat dissipation. In addition, the millimeter wave radar needs to have good protection capability and small size, so that the structural design difficulty is further improved.
The vehicle-mounted millimeter wave radar is generally arranged in a front bumper and a rear bumper of a vehicle, and an air inlet grid part of an engine. In rainy and snowy days, car washing and road wading, the millimeter wave radar can be splashed and even soaked for a short time. In order to ensure that the internal circuit board is not damaged, the radar structure is required to have good waterproof capability. Meanwhile, performance change caused by internal and external pressure difference caused by the environment of the radar is avoided, and a waterproof breathable film needs to be additionally arranged on the structure. Since the general service life of a vehicle is more than several years, muddy water and oil stains are likely to be attached to a radar module in the using process, and even enter a waterproof breathable structure, the reliability of the waterproof breathable film also needs to be improved.
SUMMERY OF THE UTILITY MODEL
The following is a summary of the subject matter described in detail herein. This summary is not intended to limit the scope of the claims.
The embodiment of the utility model provides a radar device and a vehicle, which can realize better heat dissipation performance on the basis of ensuring good waterproof and air-permeable performance.
In a first aspect, an embodiment of the present invention provides a radar apparatus, including:
the middle frame is provided with a cavity;
the upper shell is mounted on one side of the middle frame, a first waterproof sealing ring is arranged between the upper shell and the middle frame, and the first waterproof sealing ring is circumferentially arranged along one side of the cavity;
the lower shell is installed on the other side of the middle frame, a second waterproof sealing ring is arranged between the lower shell and the middle frame and circumferentially arranged along the other side of the cavity, the lower shell is a metal part, and a waterproof vent valve is arranged on the lower shell;
the connector socket penetrates through the middle frame or the lower shell, and one side of the connector socket is positioned in the cavity;
a circuit board mounted to the cavity and electrically connected to one side of the connector receptacle.
In a second aspect, embodiments of the present invention further provide a vehicle including a radar apparatus as described in the first aspect.
The embodiment of the utility model comprises the following steps: the radar device comprises a middle frame, an upper shell, a lower shell, a connector socket and a circuit board, wherein the middle frame is provided with a cavity; the upper shell is arranged on one side of the middle frame, a first waterproof sealing ring is arranged between the upper shell and the middle frame, and the first waterproof sealing ring is circumferentially arranged along one side of the cavity; the lower shell is arranged on the other side of the middle frame, a second waterproof sealing ring is arranged between the lower shell and the middle frame and is circumferentially arranged along the other side of the cavity, wherein the lower shell is a metal part and is provided with a waterproof vent valve; the connector socket penetrates through the middle frame or the lower shell, and one side of the connector socket is positioned in the cavity; a circuit board is mounted to the cavity and electrically connected to one side of the connector receptacle. According to the technical scheme of the embodiment of the utility model, firstly, when the upper shell and the middle frame and the lower shell are tightly pressed, the first waterproof sealing ring and the second waterproof sealing ring can realize water prevention due to the elasticity of the first waterproof sealing ring and the second waterproof sealing ring; secondly, the lower shell is provided with a waterproof ventilation valve which has a waterproof ventilation function, so that performance change of the radar device caused by internal and external pressure difference caused by the environment can be avoided; finally, because the lower shell is a metal part, the heat generated by components on the circuit board can be effectively led out, and the whole radar device is cooled in a heat radiation mode. Therefore, the embodiment of the utility model can realize better heat dissipation performance on the basis of ensuring good waterproof and breathable performance.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the example serve to explain the principles of the utility model and not to limit the utility model.
Fig. 1 is an exploded view of a radar apparatus according to an embodiment of the present invention;
fig. 2 is a perspective view of a radar apparatus according to an embodiment of the present invention after assembling a middle frame and a lower housing;
fig. 3 is a schematic rear view of a lower case of a radar apparatus according to an embodiment of the present invention;
fig. 4 is one of schematic cross-sectional views of a waterproof structure of a radar apparatus according to an example of the present invention;
fig. 5 is a second schematic cross-sectional view of a waterproof structure of a radar apparatus according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of a lower case of a radar apparatus according to an embodiment of the present invention;
fig. 7 is a schematic perspective view of a waterproof vent valve of a radar apparatus according to an embodiment of the present invention;
fig. 8 is a perspective view of an upper case of a radar apparatus according to an embodiment of the present invention;
fig. 9 is a perspective view of a middle frame of a radar apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It is noted that while functional block divisions are provided in device diagrams and logical sequences are shown in flowcharts, in some cases, steps shown or described may be performed in sequences other than block divisions within devices or flowcharts. The terms "first," "second," and the like in the description, in the claims, or in the drawings described above, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.
In the related art, with the continuous development of automotive electronics technology and the continuous increase of automobile holding capacity, automobile manufacturers add ADAS application solutions to their products to achieve higher safety performance. Millimeter wave radar has been increasingly used in passenger cars, construction vehicles, and other special vehicle applications as an important solution for ADAS applications. The millimeter wave radar works in a millimeter wave frequency band, has a long action distance, can effectively penetrate visual obstacles such as fog, smoke, dust and the like, is not limited by light and shade, has the characteristics of all weather and all-day time, but has poorer angular resolution compared with other sensors (such as laser radar). In order to improve the angular resolution, besides the application of the sparse array technology, the multi-chip cascade is also a solution adopted by recent radar manufacturers, so that higher requirements are provided for heat dissipation. In addition, the millimeter wave radar needs to have good protection capability and small size, so that the structural design difficulty is further improved.
The vehicle-mounted millimeter wave radar is generally arranged in a front bumper and a rear bumper of a vehicle, and an air inlet grid part of an engine. In rainy and snowy days, car washing and road wading, the millimeter wave radar can be splashed and even soaked for a short time. In order to ensure that the internal circuit board is not damaged, the radar structure is required to have good waterproof capability. Meanwhile, the performance change caused by the internal and external pressure difference brought by the environment of the radar is avoided, and a waterproof breathable film needs to be additionally arranged on the structure. Since the general service life of a vehicle is more than several years, muddy water and oil stains are likely to be attached to a radar module in the using process, and even enter a waterproof breathable structure, the reliability of the waterproof breathable film also needs to be improved.
Based on the above situation, an embodiment of the present invention provides a radar apparatus and a vehicle, where the radar apparatus includes a middle frame, an upper casing, a lower casing, a connector socket, and a circuit board, where the middle frame is provided with a cavity; the upper shell is arranged on one side of the middle frame, a first waterproof sealing ring is arranged between the upper shell and the middle frame, and the first waterproof sealing ring is circumferentially arranged along one side of the cavity; the lower shell is arranged on the other side of the middle frame, a second waterproof sealing ring is arranged between the lower shell and the middle frame and is circumferentially arranged along the other side of the cavity, wherein the lower shell is a metal part and is provided with a waterproof vent valve; the connector socket penetrates through the middle frame or the lower shell, and one side of the connector socket is positioned in the cavity; the circuit board is mounted to the cavity and electrically connected to one side of the connector receptacle. According to the technical scheme of the embodiment of the utility model, firstly, when the upper shell and the middle frame and the lower shell are tightly pressed, the first waterproof sealing ring and the second waterproof sealing ring can realize water prevention due to the elasticity of the first waterproof sealing ring and the second waterproof sealing ring; secondly, the lower shell is provided with a waterproof ventilation valve which has a waterproof ventilation function, so that performance change of the radar device caused by internal and external pressure difference caused by the environment can be avoided; finally, because the lower shell is a metal part, the heat generated by components on the circuit board can be effectively led out, and the whole radar device is cooled in a heat radiation mode. Therefore, the embodiment of the utility model can realize better heat dissipation performance on the basis of ensuring good waterproof and breathable performance.
The embodiments of the present invention will be further explained with reference to the drawings.
As shown in fig. 1 to 9, a radar apparatus according to an embodiment of the present invention includes, but is not limited to, a middle frame 1, an upper housing 2, a lower housing 4, a connector receptacle 11, and a circuit board 3, wherein the middle frame 1 is provided with a cavity; the upper shell 2 is arranged on one side of the middle frame 1, a first waterproof sealing ring 13 is arranged between the upper shell 2 and the middle frame 1, and the first waterproof sealing ring 13 is circumferentially arranged along one side of the cavity; the lower shell 4 is arranged on the other side of the middle frame 1, a second waterproof sealing ring 12 is arranged between the lower shell 4 and the middle frame 1, the second waterproof sealing ring 12 is circumferentially arranged along the other side of the cavity, wherein the lower shell 4 is a metal part, and a waterproof vent valve 5 is arranged on the lower shell 4; the connector socket 11 is arranged in the middle frame 1 or the lower shell 4 in a penetrating mode, and one side of the connector socket 11 is located in the cavity; the circuit board 3 is mounted in the cavity and electrically connected to one side of the connector receptacle 11.
Specifically, for the technical solution of the embodiment of the present invention, firstly, when the upper shell 2 and the middle frame 1, and the middle frame 1 and the lower shell 4 are compressed, the first waterproof sealing ring 13 and the second waterproof sealing ring 12 can realize waterproofing due to their own elasticity; secondly, the lower shell 4 is provided with a waterproof ventilation valve 5 which has waterproof ventilation function and can avoid performance change of the radar device caused by internal and external pressure difference caused by the environment; finally, because lower casing 4 is the metal finished piece, can effectively derive the produced heat of components and parts on the circuit board 3, dispel the heat to whole radar installation through the mode of heat radiation. Therefore, the embodiment of the utility model can realize better heat dissipation performance on the basis of ensuring good waterproof and breathable performance.
The mounting structure of the first waterproof seal ring 13 and the second waterproof seal ring 12 is specifically as follows: a first sealing groove 15 and a second sealing groove (not marked in the figure) are respectively arranged on two sides of the middle frame 1, a third sealing groove (not marked in the figure) is arranged on one side of the upper shell 2 close to the middle frame 1, and a fourth sealing groove 49 is arranged on one side of the lower shell 4 close to the middle frame 1; the first waterproof seal ring 13 is located between the first seal groove 15 and the third seal groove, and the second waterproof seal ring 12 is located between the second seal groove and the fourth seal groove 49.
Specifically, in the embodiment of the utility model, a U-shaped groove can be designed on the middle frame 1, a waterproof sealing ring is arranged in the U-shaped groove, and when the upper shell 2 and the middle frame 1, and the middle frame 1 and the lower shell 4 are tightly pressed, the elasticity of the sealing ring can ensure that the sealing ring can fill the area of the U-shaped groove and tightly contact with the middle contact surface, thereby realizing the waterproof effect.
In addition, the number of the first waterproof seal rings 13 and the second waterproof seal rings 12 may be plural, and the plural first waterproof seal rings 13 may be arranged adjacently and the plural second waterproof seal rings 12 may be arranged adjacently.
Specifically, as a further improvement of the above-mentioned waterproof scheme, a plurality of adjacent sealing grooves may be provided, which are adjacent to each other. Under the design of multilayer sealing, the waterproof performance can be further improved.
In addition, the mounting position and the specific structure of the waterproof vent valve 5 are specifically as follows: the lower shell 4 is provided with a mounting hole (not marked in the figure) communicated with the cavity, the waterproof vent valve 5 is mounted in the mounting hole, a buffer cavity 53 is arranged inside the waterproof vent valve 5, one side of the buffer cavity 53, far away from the cavity, is provided with an air inlet 51, and one side of the buffer cavity 53, close to the cavity, is provided with a waterproof vent membrane 54.
Specifically, the waterproof breather valve 5 is a separate component, and is fitted to the lower case 4 by screwing. The independent waterproof vent valve 5 can be regularly maintained and replaced, and is convenient to maintain. The waterproof ventilation valve 5 is provided with a large cavity capable of buffering water flow, so that the impact of the water flow on the waterproof ventilation valve 5 is greatly reduced.
In addition, the specific structure of the waterproof vent valve 5 further includes: the mounting hole is provided with first screw thread, and waterproof breather valve 5 is provided with first end and second end, and the diameter of second end is greater than the diameter of first end, the surface of first end be provided with first screw thread assorted second screw thread, the surface of one side that the second end is close to first end is provided with third water sealing 52.
Specifically, waterproof breather valve 5 itself contains waterproof sealing circle, guarantees that there is not the infiltration in mounting hole department.
In addition, the specific structure of the waterproof vent valve 5 described above further includes: the surface of the lower shell 4 is provided with a surrounding barrier 47, the surrounding barrier 47 is arranged along the circumferential direction of the waterproof vent valve 5, and the height of the surrounding barrier 47 relative to the surface of the lower shell 4 is higher than that of the waterproof vent valve 5 relative to the surface of the lower shell 4.
Specifically, the height of the enclosure 47 is at least higher than that of the waterproof vent valve 5, so that the impact of water flow on the waterproof vent membrane 54 can be further reduced, and the durability of the waterproof vent membrane 54 is improved. The shape and the size of the enclosure 47 are adapted to the external dimensions of the waterproof ventilation valve 5, and the design is considered, including but not limited to annular, square and the like.
In addition, it should be noted that one side of the lower casing 4 close to the middle frame 1 is provided with a first heat dissipation boss for directly contacting with the bright copper part of the circuit board 3.
Specifically, the first heat dissipation boss may be a circuit board fixing boss 48 that fixes the side of the circuit board 3 and directly contacts with a bright copper portion on the side of the circuit board 3, or may be a heat dissipation boss 43 that directly contacts with a bright copper portion in the middle of the circuit board 3.
In addition, it should be noted that a groove is formed in the surface of the first heat dissipation boss, a heat dissipation silicone grease layer is coated in the groove, and the first heat dissipation boss is in contact with the bright copper portion of the circuit board 3 through the heat dissipation silicone grease layer.
Specifically, the first heat dissipation boss can be provided with a groove, and heat dissipation silicone grease is coated to be in contact with the bright copper part of the PCB, so that heat conduction is improved.
In addition, it should be noted that a second heat dissipation boss is arranged on one side of the lower housing 4 close to the middle frame 1, a heat dissipation rubber pad is arranged at one end of the second heat dissipation boss, and the second heat dissipation boss is in contact with a heating component of the circuit board 3 through the heat dissipation rubber pad.
Specifically, in the embodiment of the utility model, the heat dissipation rubber pad is in contact with the PCB back heating element, so that the second heat dissipation boss is prevented from being in direct contact with the element to cause damage to the element.
In addition, a plurality of heat dissipation teeth 46 are provided on the side of the lower case 4 away from the middle frame 1. The embodiment of the utility model can increase the heat radiation area through the heat radiation teeth 46 and improve the heat radiation performance.
Specifically, the embodiment of the utility model can properly improve the density of the heat dissipation teeth 46, increase the heat dissipation radiation area and improve the heat radiation performance; alternatively, the height of the heat dissipation teeth 46 may be increased appropriately to increase the heat dissipation radiation area and improve the heat radiation performance.
It is understood that the structure 14 in the drawing is a middle frame screw hole, the structure 21 is an upper casing and a middle frame fixing screw, the structure 31 is a circuit board fixing screw, the structure 44 is a radar fixing hole, and the structure 45 is a lower casing and a middle frame fixing screw.
Based on the above-mentioned structural schematic diagrams of fig. 1 to 9, various structures are explained below one by one:
an upper housing 2: the antenna housing realizes protection to the front antenna array. According to the embodiment of the utility model, the antenna housing is separated, so that a material with better performance can be conveniently selected, and the influence of the antenna housing on the performance of the antenna is reduced.
The lower shell 4: the metal structure part comprises a fixing screw and a sealing rubber groove, and can realize sealing contact between the upper shell 2 and the lower shell 4.
Middle frame 1: the upper shell 2 and the lower shell 4 are connected; the upper casing 2 and the lower casing 4 are both mounted on the middle frame 1 through screws, so that the waterproof performance can be fully ensured.
Circuit board 3: and a specific function of the millimeter wave radar is realized between the upper shell 2 and the lower shell 4.
Waterproof ventilative structure: is made on the lower case 4. Waterproof mainly realizes through seal groove between last casing 2 and center 1, center 1 and the casing 4 down. The ventilative structure is in the outside of casing 4 down, screws on casing 4 down through independent waterproof breather valve 5, realizes the ventilative function of structure. The buffering structure is arranged, so that the influence of water flow impact on the waterproof breathable film 54 is reduced.
The heat dissipation structure comprises: radiation heat dissipation through the heat dissipation teeth 46 on the outside of the lower case 4; the heat is conducted to the metal lower case 4 by the contact of the embedded heat dissipation boss 43 with the circuit board 3 or the component.
Connector receptacle 11: embedded in the outer side of the middle frame 1 to realize the side-out of the connector.
Based on the structural schematic diagrams of fig. 1 to 9, the radar apparatus according to the embodiment of the present invention is specifically mounted as follows:
during the assembly, place second waterproof sealing washer 12 in the fourth seal groove 49 of casing 4 down, stack together center 1 and casing 4 perpendicularly down again, through casing and center set screw 45 with casing 4 down with center 1 fastening assembly together. And then the circuit board 3 is mounted according to the position of the circuit board limiting hole 41, passes through the fisheye pin 42, is mounted on the circuit board fixing boss 48, and is fixed through the circuit board fixing screw 31. Finally, the first waterproof sealing ring 13 is placed in the first sealing groove 15 of the middle frame 1, and the upper shell 2 and the middle frame 1 are assembled together through the upper shell and the middle frame fixing screw 21.
The circuit board fixing screws 31, the circuit board limiting holes 41, the heat dissipation bosses 43, and the circuit board fixing bosses 48 may be adjusted accordingly according to the design of the circuit board 3 and the thermal simulation result, so as to meet the performance index.
In addition, the connector receptacle 11 may be adjusted according to the layout of the circuit board 3 or other installation requirements. It is generally designed on the outside of the middle frame 1. However, there is also a need for wiring harness routing, and the connector receptacle 11 is designed on the outer portion of the lower housing 4, so that the connector receptacle 11 can be separately manufactured and assembled on the lower housing 4.
In addition, the waterproof ventilation valve 5 can be adjusted in position according to the actual layout. In order to be able to have sufficient space to add the enclosure 47, the waterproof breather valve 5 is generally fitted on the lower casing 4.
In addition, in consideration of the waterproof requirement and in order to ensure the waterproof reliability, all the waterproof structures (the upper casing 2 and the middle frame 1, and the middle frame 1 and the lower casing 4) are fastened by screws without adopting other methods such as clamping.
The waterproof function of the embodiment of the utility model is specifically as follows:
the utility model solves the problem that a U-shaped groove is designed on the middle frame 1, a waterproof sealing ring is arranged in the U-shaped groove, when the upper shell 2 and the middle frame 1 are compressed, and the middle frame 1 and the lower shell 4 are compressed, the elasticity of the sealing ring can ensure that the sealing ring can fill the area of the U-shaped groove and is tightly contacted with the middle contact surface, thereby realizing the waterproof effect. In the embodiment shown in fig. 4, U-shaped sealing grooves are formed in the middle frame 1 and the lower housing 4, respectively, for realizing the overall water-proofing of the radar module.
As a further improvement of the above waterproof scheme, two adjacent sealing grooves may be provided, which are adjacent to each other. The groove wall between the sealing grooves can be designed according to the shape of an actual sealing ring, and the sealing ring can be ensured to be in close contact with the groove wall. If necessary, a groove can be formed in the other side of the U-shaped groove of the contact surface, so that the contact condition of the sealing ring and the contact surface is further enhanced. Under the design of double-layer sealing, the waterproof performance can be further improved.
As the further improvement of above-mentioned waterproof scheme, in order to reduce the volume of seal groove and occupy, can bond the sealing washer on center 1 to respectively open a square notch in last casing 2 and lower casing 4 part, the assembly is accomplished the back, and the sealing washer that takes place the deformation fills up and is full of square notch space, plays waterproof effect.
The waterproof and breathable functions of the embodiment of the utility model are as follows:
the solution of the present invention to this problem is to provide a waterproof vent valve 5 on the lower housing 4. The waterproof vent valve 5 is a separate component that is assembled to the lower case 4 by screwing. The independent waterproof ventilation valve 5 can be regularly maintained and replaced, and maintenance is convenient. The waterproof ventilation valve 5 contains a waterproof sealing ring, and water seepage cannot occur at the mounting threaded hole. In addition, the waterproof vent valve 5 is provided with a large cavity capable of buffering water flow, so that the impact of the water flow on the waterproof vent valve 5 is greatly reduced. In the embodiment of fig. 4, the height of the enclosure 47 is at least higher than the height of the waterproof breather valve 5, so that the impact of water flow on the waterproof breather valve 54 can be further alleviated, and the durability of the waterproof breather valve 54 can be improved. The shape and the size of the enclosure 47 are adapted to the external dimensions of the waterproof ventilation valve 5, and the design is considered, including but not limited to annular, square and the like.
The heat dissipation function of the embodiment of the utility model is specifically as follows:
the utility model solves the problem that the lower shell 4 is processed by aluminum alloy metal, can effectively lead out the heat generated by the components on the circuit board 3, and dissipates the heat of the whole radar module in a heat radiation mode. The heat dissipation boss 43 in the embodiment of fig. 2 and the circuit board fixing boss 48 in the embodiment of fig. 6 are in direct contact with the bright copper portion of the circuit board 3, so that heat on the circuit board 3 can be directly conducted to the lower housing 4, and heat dissipation of the circuit board 3 is realized. In addition, the heat dissipation teeth 46 in the embodiment of fig. 3 can increase the heat dissipation radiation area and improve the heat radiation performance.
As a further improvement of the heat dissipation scheme, other bosses can be arranged on the lower shell 4, and the heat dissipation rubber mat is in contact with the heating component on the back of the circuit board 3, so that the damage of the component caused by the direct contact of the bosses and the component is avoided.
As a further improvement of the heat dissipation scheme, a groove can be formed in the boss, and heat dissipation silicone grease is coated to be in contact with the bright copper part of the circuit board 3, so that heat conduction is improved.
As a further improvement of the above heat dissipation scheme, the density of the heat dissipation teeth 46 can be appropriately increased, the heat dissipation radiation area can be increased, and the heat radiation performance can be improved.
As a further improvement of the above heat dissipation scheme, the height of the heat dissipation teeth 46 can be increased appropriately, the heat dissipation radiation area can be increased, and the heat radiation performance can be improved.
The radar device based on the embodiment has the following beneficial effects:
(1) the utility model adopts the independent waterproof vent valve 5 and is assembled on the lower shell 4 in a screwing mode, thereby being convenient for maintenance, maintenance and disassembly and reliably ensuring the waterproof and air permeability of the radar module for a long time. In addition, the structural enclosure 47 and the buffer cavity 53 of the waterproof vent valve 5 form double protection, and the resistance of the waterproof vent membrane 54 to water flow impact is greatly improved.
(2) The lower shell 4 of the utility model is manufactured by metal processing and is provided with the heat dissipation boss 43, so that heat on the circuit board 3 can be effectively conducted to the lower shell 4. And then is radiated in a heat radiation manner through the heat radiation teeth 46 on the lower case 4. And lower casing 4 is equipped with the installation fixed orifices, has increased the reliability of radar module installation on the one hand, and on the other hand can be with on the metal mounting of leading out heat, further promotes radar module's heat dispersion.
(3) Elastic waterproof sealing rings are added between the upper shell 2 and the middle frame 1 and between the middle frame 1 and the lower shell 4, the upper shell 2 and the middle frame 1 and between the middle frame 1 and the lower shell 4 are pressed through screws, and the waterproof sealing rings are extruded to fill sealing grooves or sealing gaps, so that a waterproof effect is achieved. The realization mode is simple to disassemble, does not damage the shell, and is easy to maintain.
In addition, based on the radar devices shown in fig. 1 to 9, a vehicle is further provided according to an embodiment of the present invention, and specifically, the vehicle according to an embodiment of the present invention includes, but is not limited to, the radar device in any one of the embodiments described above.
It should be noted that, since the vehicle according to the embodiment of the present invention includes the radar device according to any one of the embodiments described above, the specific implementation and technical effects of the vehicle according to the embodiment of the present invention can be referred to the specific implementation and technical effects of the radar device according to any one of the embodiments described above.
While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the foregoing and various other changes, omissions and deviations in the form and detail thereof may be made without departing from the scope of this invention.
Claims (11)
1. A radar apparatus, comprising:
the middle frame is provided with a cavity;
the upper shell is arranged on one side of the middle frame, a first waterproof sealing ring is arranged between the upper shell and the middle frame, and the first waterproof sealing ring is circumferentially arranged along one side of the cavity;
the lower shell is installed on the other side of the middle frame, a second waterproof sealing ring is arranged between the lower shell and the middle frame and circumferentially arranged along the other side of the cavity, the lower shell is a metal part, and a waterproof vent valve is arranged on the lower shell;
the connector socket penetrates through the middle frame or the lower shell, and one side of the connector socket is positioned in the cavity;
a circuit board mounted to the cavity and electrically connected to one side of the connector receptacle.
2. The radar apparatus according to claim 1, wherein a first sealing groove and a second sealing groove are respectively disposed on two sides of the middle frame, a third sealing groove is disposed on a side of the upper casing close to the middle frame, and a fourth sealing groove is disposed on a side of the lower casing close to the middle frame; the first waterproof sealing ring is located between the first sealing groove and the third sealing groove, and the second waterproof sealing ring is located between the second sealing groove and the fourth sealing groove.
3. The radar apparatus according to claim 1, wherein the number of the first waterproof sealing rings and the number of the second waterproof sealing rings are plural, the plural first waterproof sealing rings are arranged adjacently, and the plural second waterproof sealing rings are arranged adjacently.
4. The radar apparatus according to claim 1, wherein the lower housing is provided with a mounting hole communicating with the cavity, the waterproof vent valve is mounted in the mounting hole, a buffer chamber is provided inside the waterproof vent valve, an air inlet hole is provided on a side of the buffer chamber away from the cavity, and a waterproof vent membrane is provided on a side of the buffer chamber close to the cavity.
5. The radar apparatus of claim 4, wherein the mounting hole is provided with a first thread, the waterproof and breathable valve is provided with a first end and a second end, the diameter of the second end is larger than that of the first end, the outer surface of the first end is provided with a second thread matched with the first thread, and the outer surface of one side of the second end close to the first end is provided with a third waterproof sealing ring.
6. The radar apparatus of claim 1, wherein the lower housing surface is provided with a barrier circumferentially disposed along the waterproof breather valve, the barrier having a height relative to the lower housing surface that is greater than a height of the waterproof breather valve relative to the lower housing surface.
7. The radar apparatus of claim 1, wherein a side of the lower case close to the middle frame is provided with a first heat dissipation boss for directly contacting with a bright copper portion of the circuit board, wherein the first heat dissipation boss comprises at least one of: the side of the circuit board is fixed, and the heat dissipation boss is in direct contact with the bright copper part on the side of the circuit board, and the heat dissipation boss is in direct contact with the bright copper part in the middle of the circuit board.
8. The radar apparatus of claim 7, wherein a surface of the first heat-dissipating protrusion is formed with a groove, the groove is coated with a heat-dissipating silicone layer, and the first heat-dissipating protrusion is in contact with a bright copper portion of the circuit board through the heat-dissipating silicone layer.
9. The radar apparatus according to claim 1, wherein a second heat dissipation boss is disposed on a side of the lower housing close to the middle frame, a heat dissipation rubber pad is disposed at one end of the second heat dissipation boss, and the second heat dissipation boss is in contact with a heat generating component of the circuit board through the heat dissipation rubber pad.
10. The radar apparatus of claim 1, wherein a side of the lower case away from the middle frame is provided with a plurality of heat dissipation teeth.
11. A vehicle characterized by comprising a radar apparatus according to any one of claims 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220013617.7U CN216670258U (en) | 2022-01-04 | 2022-01-04 | Radar device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220013617.7U CN216670258U (en) | 2022-01-04 | 2022-01-04 | Radar device and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216670258U true CN216670258U (en) | 2022-06-03 |
Family
ID=81760309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220013617.7U Active CN216670258U (en) | 2022-01-04 | 2022-01-04 | Radar device and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216670258U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115297688A (en) * | 2022-08-23 | 2022-11-04 | 西安电子科技大学芜湖研究院 | Automatic driving automobile domain controller |
| CN116033720A (en) * | 2023-02-01 | 2023-04-28 | 中兴通讯股份有限公司 | Radar device and vehicle having radar device |
-
2022
- 2022-01-04 CN CN202220013617.7U patent/CN216670258U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115297688A (en) * | 2022-08-23 | 2022-11-04 | 西安电子科技大学芜湖研究院 | Automatic driving automobile domain controller |
| CN116033720A (en) * | 2023-02-01 | 2023-04-28 | 中兴通讯股份有限公司 | Radar device and vehicle having radar device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216670258U (en) | Radar device and vehicle | |
| US10821921B2 (en) | Electronic control device | |
| US8139364B2 (en) | Electronic control module assembly | |
| US10149397B2 (en) | Protecting cover and electronic device assembly | |
| CN113556451A (en) | Plastic housing vehicle-mounted camera module | |
| JP4851154B2 (en) | Circuit board built-in housing | |
| CN219120411U (en) | Passive heat radiation structure of front combination lamp LED driver | |
| CN114786456A (en) | Embedded shielding structure of on-vehicle millimeter wave radar | |
| CN213069159U (en) | Novel radar shell and vehicle-mounted radar | |
| CN211062852U (en) | L oRaWan outdoor gateway device with built-in antenna | |
| CN212132318U (en) | Automobile projection control device | |
| CN209448111U (en) | A kind of vehicle-mounted water-proof CCD camera connector | |
| CN212571358U (en) | Vehicle-mounted antenna structure and vehicle | |
| CN216352470U (en) | Dustproof and environment-friendly vehicle event data recorder | |
| CN218640776U (en) | Wireless license plate frame with camera | |
| JP5174413B2 (en) | Control device | |
| CN217360303U (en) | Millimeter wave radar | |
| CN209994749U (en) | Double-layer plate regulator capable of resisting electromagnetic interference | |
| CN221827177U (en) | Projection equipment and vehicle | |
| CN215322296U (en) | Shroud assembly | |
| CN218993188U (en) | LED automobile front fog lamp | |
| CN211391145U (en) | Panoramic image controller device for automobile | |
| US20040036417A1 (en) | Lamp housing with integral circuit grid | |
| CN220511476U (en) | Main control board applied to vehicle-mounted equipment and vehicle-mounted equipment | |
| JP7529235B2 (en) | Exterior wiper blade system with built-in camera |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |