WO2023197303A1

WO2023197303A1 - Cabinet structure and led vehicle-mounted display device

Info

Publication number: WO2023197303A1
Application number: PCT/CN2022/087126
Authority: WO
Inventors: 罗正明; 周旭; 江利生; 徐荣生
Original assignee: 深圳市大族元亨光电股份有限公司; 福建大族元亨光电有限公司; 深圳市兴经纬光电有限公司
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2023-10-19
Also published as: CN217718949U

Abstract

The present application discloses a cabinet structure (100). The cabinet structure (100) comprises a reinforcing member (50), a top plate (13), two side plates (12), and a bottom plate (11) arranged opposite to the top plate (13). The two side plates (12), the top plate (13), and the bottom plate (11) jointly form a mounting cavity (32). The reinforcing member (50) is located in the mounting cavity (32). Two ends of the reinforcing member (50) are respectively connected to the top plate (13) and the bottom plate (11). The width of the bottom plate (11) is greater than the width of the top plate (13), and the cross-sectional area of the side plates (12) is gradually increased in a direction from the top plate (13) to the bottom plate (11). The present application improves the convenience in disassembly and assembly of the cabinet structure (100) and the stability of the structure.

Description

A box structure and LED vehicle-mounted display device

Technical field

The present application belongs to the field of vehicle-mounted display technology and equipment, and in particular relates to a box structure and an LED vehicle-mounted display device.

Background technique

The statements herein merely provide background information relevant to the present application and do not necessarily constitute prior art.

At present, with the increase in the number of cars, the mobility of vehicles in cities is also increasing. Therefore, cars have also become a new video advertising carrier, and LED displays, as an extension of advertising media, are widely used in cars. , ships, taxis, private cars and other means of transportation, with the continuous improvement of customer requirements and living standards, vehicle-mounted LED displays have emerged.

With the update and iteration of technology, the functions and styles of vehicle-mounted LED displays are becoming more and more abundant. In order to meet market demand, the number of antennas that need to be mounted on the vehicle-mounted LED displays is also increasing, such as 4G antennas, WiFi, GPS antennas, etc. , in the existing technology, the way the antenna is installed on the vehicle-mounted LED display screen is generally to directly connect the antenna shell to the box structure and expose it outside the box structure. The exposed antenna component is usually adsorbed and fixed on the roof of the car. , it is neither earthquake-resistant nor easy to be cut or stolen, making it impossible to locate. Furthermore, if the antenna assembly is installed outside, it is not conducive to the waterproof and dustproof of the antenna assembly.

However, the box structure is generally arranged in a rectangular structure and is complex and bulky, connected by a large number of sheet metal parts. This kind of box structure is prone to deformation after long-term bumpy driving of the vehicle, and the structural strength is easily affected, thereby affecting the stability of the connecting box structure and the performance of the antenna assembly, and reducing the reliability of the antenna assembly.

technical problem

One of the purposes of the embodiments of the present application is to provide a box structure, aiming to solve the problem of how to improve the convenience and reliability of disassembly and assembly of the box structure and simplify the box structure.

Technical solutions

In order to achieve the above purpose, the technical solution adopted in this application is:

In a first aspect, a box structure is provided, which includes a reinforcing member, a top plate, two spaced apart side plates and a bottom plate opposite to the top plate. The two side plates, the top plate and the bottom plate together form a mounting structure. cavity, the reinforcement member is located in the installation cavity, and the two ends of the reinforcement member are respectively connected to the top plate and the bottom plate; the width of the bottom plate is greater than the width of the top plate, and the cross section of the side plate The area is gradually expanded along the direction from the top plate to the bottom plate.

In some embodiments, the reinforcing member includes a reinforcing rod located in the installation cavity, one end of the reinforcing rod is detachably connected to the bottom plate, and the other end of the reinforcing rod is detachably connected to the top plate, Two reinforcing rods are provided at intervals.

In some embodiments, the spacing between the two reinforcing rods is gradually expanded along the direction from the top plate to the bottom plate.

In some embodiments, a positioning slot is provided at a position where the base plate is connected to the reinforcing rod. The depth direction of the positioning slot is along the thickness direction of the base plate. One end of the reinforcing rod is at least partially accommodated in the base plate. The positioning card slot.

In some embodiments, the reinforcement member further includes a reinforcement plate located in the installation cavity. Two ends of the reinforcement plate are respectively connected to the bottom plate and the top plate. There are two reinforcement plates, two of which are connected to the bottom plate and the top plate. The reinforcing rod is located between two reinforcing plates, and any reinforcing plate connects two reinforcing rods.

In some embodiments, the box structure further includes a radome, and the box structure further includes at least two buckle mechanisms arranged at intervals, each of the buckle mechanisms is used to detachably connect the radome and the radome. The top plate is at least partially received in the radome, and the top plate and the radome jointly form a placement groove; the buckle mechanism includes a first buckle portion provided in the radome and a first buckle portion arranged in the radome. The top plate is provided with a second buckle portion adapted to the first buckle portion. The first buckle portion is arranged along the extension path of the placement groove and snap-fits into the second buckle portion, wherein the snap-on portion There are two buckling mechanisms arranged at intervals.

In some embodiments, the second buckle part is a buckle groove, the buckle groove is arranged along the extension path of the placement groove, and the first buckle part is a buckle bar protruding from the inner wall of the radome, so The buckle bar is arranged along the extension path of the placement groove and is snap-fitted into the buckle groove.

In some embodiments, the surface of the buckle bar located in the buckle groove is arranged as a cylindrical surface, and the shape of the groove walls on both sides of the buckle groove is adapted to the buckle bar.

In some embodiments, the box structure further includes a skirt located within the radome and arranged along the extension path of the placement slot, with an edge on one side of the skirt connected to the top plate, and The other side of the skirt plate is expanded outward relative to the top plate, the buckle groove is opened in the skirt plate, and the skirt plates are provided on both sides of the top plate.

In some embodiments, the radome is in the shape of a strip and the cross-sectional shape of the radome is in an arc shape.

In some embodiments, the outer surface of the radome is provided with an anti-scratch groove, the extension path of the anti-scratch groove is the same as the extension path of the placement groove, and a plurality of the anti-scratch grooves are arranged at intervals.

In some embodiments, the top panel and the two skirt panels are integrally formed.

In a second aspect, another object of the present application is to provide an LED vehicle-mounted display device, which includes a box structure as described above. The LED vehicle-mounted display device further includes a display unit, and the display unit includes a display unit made of transparent material. A protective panel is formed and a display module is located in the installation cavity. Several display units are provided on both sides of the installation cavity.

In some embodiments, the two ends of the protective panel are respectively connected to the top plate and the bottom plate. A first groove is provided at the position where the bottom plate is connected to each of the protective panels. The top plate is connected to each of the protective panels. A second groove is provided at each position of the panel, and both ends of the protective panel are respectively embedded in the first groove and the second groove.

beneficial effects

The beneficial effect of the box structure provided by the embodiment of the present application is that the bottom plate, the top plate and the two side plates are connected end to end to form an installation cavity, so that the structure is simple, light and thin, and easy to clean and maintain. The radome is then connected through two buckle mechanisms. The top plate is detachably connected to improve the convenience of installing or disassembling the radome, and a reinforcement made of metal material is set between the top plate and the bottom plate, and the reinforcement strengthens the connection between the top plate and the bottom plate, thereby improving the cabinet The reliability and stability of the structure enable the box structure to effectively resist unexpected impacts. The cross-sectional shape of the installation cavity and the shape of the side panels are both trapezoidal, which can maximize the viewing angle and reduce wind resistance. That is to say, the impact of airflow on the box structure is reduced, and the structure is simple, which is beneficial to the vibration resistance of the box structure, and ultimately helps to improve the stability and reliability of the box structure, thereby improving the reliability and stability of the connected antenna assembly.

Description of the drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments or exemplary technologies will be briefly introduced below. Obviously, the drawings in the following description are only for the purpose of the present application. For some embodiments, for those of ordinary skill in the art, other drawings can be obtained based on these drawings without exerting creative efforts.

Figure 1 is a schematic three-dimensional structural diagram of a box structure provided by an embodiment of the present application;

Figure 2 is a partial exploded schematic diagram of the box structure in Figure 1;

Figure 3 is an exploded schematic diagram of the reinforcement member in Figure 2;

Figure 4 is an exploded schematic diagram of another embodiment of the box structure of Figure 1;

Figure 5 is a partial enlarged view of A in Figure 4;

Figure 6 is an exploded schematic diagram of another embodiment of the box structure in Figure 1;

Figure 7 is a partial enlarged view of B in Figure 6;

Figure 8 is a partial enlarged view of C in Figure 6;

FIG. 9 is a partial enlarged view of D in FIG. 6 .

Embodiments of the invention

In order to make the purpose, technical solutions and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application and are not used to limit the present application.

It should be noted that when a component is referred to as being "fixed to" or "disposed on" another component, it can be directly on the other component or indirectly on the other component. When a component is referred to as being "connected to" another component, it may be directly or indirectly connected to the other component. The orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. are based on the orientation or positional relationship shown in the drawings. They are only for convenience of description and do not indicate or imply the device to which they are referred. Or elements must have specific orientations, be constructed and operated in specific orientations, and therefore cannot be construed as limitations to the application. For those of ordinary skill in the art, the specific meanings of the above terms can be understood according to specific circumstances. The terms "first" and "second" are only used for convenience of description and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of technical features. "Plural" means two or more, unless otherwise expressly and specifically limited.

Referring to FIGS. 1 to 3 , an embodiment of the present application provides a box structure 100 capable of mounting an antenna assembly. Optionally, the antenna assembly is used to receive and transmit communication signals, and the antenna assembly includes a 4G antenna, a WiFi antenna and a GPS antenna.

Please refer to Figures 4 to 6. The box structure includes: a radome 20, a reinforcement 50, a top plate 13, two spaced side plates 12 and a bottom plate 11 opposite to the top plate 13. The two side plates 12, the top plate 13 and the bottom plate 11 together form the installation cavity 32. It can be understood that the two side plates 12 are respectively located at two ends of the bottom plate 11 or the top plate 13. The two side plates 12, the top plate 13 and the bottom plate 11 jointly form the support base 10 that supports the radome 20. The antenna assembly is received in the radome 20 and connected to the top plate 13 . Optionally, the reinforcement 50 is located in the installation cavity 32, and the two ends of the reinforcement 50 are respectively connected to the top plate 13 and the bottom plate 11; the width of the bottom plate 11 is greater than the width of the top plate 13, and the cross-sectional area of the side plate 12 points along the top plate 13 to the bottom plate 11 direction fade setting.

Optionally, the top plate 13, the bottom plate 11 and the side plates 12 are all made of metal materials, such as aluminum alloy profiles. The aluminum alloy profiles only need to be extruded from the mold, processed by a CNC machine tool as required, and then surface oxidized. Processing and extrusion molding at one time, each component can complete more functions, reduce the number of parts, have a more compact structure, high precision, small size and light weight, which reduces the wind resistance of the vehicle when driving. Aluminum alloy profiles can be better oxidized into various colors, do not fade or fall off, retain the metallic texture, are more beautiful, can achieve high precision, have small deviations, and have low processing difficulty, and are more suitable for mass production and manufacturing. Conducive to reducing costs. It can be understood that during the installation process of the box structure 100, the top plate 13 is located above the bottom plate 11, and the bottom plate 11 is fixed to the roof of the taxi or transport vehicle. Optionally, both the top plate 13 and the bottom plate 11 are in a long strip shape.

Referring to Figures 1 to 3, optionally, two ends of one side plate 12 are respectively connected to one end of the bottom plate 11 and one end of the top plate 13, and two ends of the other side plate 12 are respectively connected to the other end of the bottom plate 11 and the top plate 13. The other end of the bottom plate 11, the top plate 13 and the two side plates 12 together form an installation cavity 32. The installation cavity 32 is gradually expanded along the cross-sectional area parallel to the bottom plate 11 in the direction from the top plate 13 to the bottom plate 11. Optionally, the cross-sectional shape of the installation cavity 32 is a trapezoid along the vertical direction and parallel to the side plate 12, and the short side of the trapezoid is located above the long side. Optionally, in this embodiment, the short side of the trapezoid is much smaller than the long side of the trapezoid. side, so that the shape of the cross-section is approximately a triangle, so that the box can maintain sufficient stability and reliability in the bumps of the vehicle by utilizing the principle that the triangle is not easily deformed. The height of the trapezoid is also much greater than the short side of the trapezoid and the long side of the trapezoid, making the overall box structure elongated and narrow, which is beneficial to reducing wind resistance and the impact of airflow on the box structure. It has a simple structure and high reliability. This further improves the stability and reliability of the antenna components in the radome 20 .

Optionally, the shape of the side plate 12 is also trapezoidal, so that when the box structure moves with the vehicle, the side plate 12 can reduce wind resistance and improve the stability and reliability of the box structure.

Please refer to FIGS. 1 to 3 , where the reinforcing member 50 can also be made of metal materials, such as aluminum alloy profiles. Optionally, the reinforcing member 50 is located in the middle of the two side panels 12 , that is, the distance between the reinforcing member 50 and the two side panels 12 is the same. The structural strength of the middle position of the top plate 13 and the bottom plate 11 can be reinforced by the reinforcing member 50 , thereby improving the stability and reliability of the box structure 101 . It can be understood that the two ends of the reinforcing member 50 can be screw-locked to the top plate 13 and the bottom plate 11 respectively through threaded structures.

Referring to Figures 1 to 3, the bottom plate 11, the top plate 13 and the two side plates 12 are connected end to end to form an installation cavity 32, so that the structure is simple, thin and easy to clean and maintain. The radome 20 can be retracted through two buckle mechanisms. The top plate 13 is detachably connected to improve the convenience of installing or disassembling the radome 20. A reinforcement 50 made of metal material is disposed between the top plate 13 and the bottom plate 11, and the reinforcement 50 strengthens the connection between the top plate 13 and the bottom plate 11. connection, thereby improving the reliability and stability of the box structure, allowing the box structure to effectively resist unexpected impacts, and the cross-sectional shape of the installation cavity 32 and the shape of the side plate 12 are both trapezoidal, which can provide maximum The viewing angle reduces wind resistance, that is, the impact of airflow on the box structure is reduced, and the structure is simple, which is beneficial to the vibration resistance of the box structure 100, and ultimately helps to improve the stability and reliability of the box structure, thereby improving the connection Antenna assembly reliability and stability.

In some embodiments, the reinforcement 50 includes a reinforcement rod 51 located in the installation cavity 32 , one end of the reinforcement rod 51 is detachably connected to the base plate 11 , and the other end of the reinforcement rod 51 is detachable. The top plate 13 is connected to the ground, and two reinforcing rods 51 are provided at intervals.

It can be understood that the two reinforcing rods 51 are respectively located on both sides of the top plate 13 or the bottom plate 11 , and the two ends of the reinforcing rods 51 can be screwed to the bottom plate 11 and the top plate 13 respectively through screws. Optionally, the reinforcing rod 51 is also made of aluminum profiles, thereby improving the connection strength between the top plate 13 and the bottom plate 11 .

In some embodiments, the spacing between the two reinforcing rods 51 is gradually expanded along the direction in which the top plate 13 points toward the bottom plate 11 . It can be understood that the two reinforcing rods 51 , the bottom plate 11 and the top plate 13 form an approximately triangular trapezoid, so that the two reinforcing rods 51 are not easily deformed and improve the stability and reliability of the box structure.

Please refer to Figure 7. In some embodiments, a positioning slot 115 is provided at a position where the bottom plate 11 is connected to the reinforcing rod 51. The depth direction of the positioning slot 115 is provided along the thickness direction of the bottom plate 11. One end of the reinforcing rod 51 is at least partially received in the positioning slot 115 . Optionally, the end of the reinforcing rod 51 is provided with a positioning clamping portion adapted to the positioning clamping slot 115. The positioning clamping portion is received in the positioning clamping slot 115 and is threadedly connected to the base plate 11 through bolts. By positioning the slot 115, the reinforcing rod 51 will not move along the length direction of the bottom plate 11 or the top plate 13, which improves the reliability of the connection of the reinforcing rod 51.

In some embodiments, the bottom plate 11 is also provided with an alignment groove 116 on the surface facing the top plate 13 . The alignment groove 116 extends and communicates with the positioning slot 115 . The surface of the reinforcing rod 51 faces the top plate 13 . Alignment bars are protruding from the alignment groove 116 . Optionally, the alignment slot 116 is opened on one side wall of the positioning slot 115. Through the cooperation of the alignment strip and the alignment slot 116, the positioning clamp part can be accurately inserted into the positioning slot 115, thereby improving the strength of the reinforcing rod. 51 Convenience of installation.

It can be understood that positioning slots 115 and docking slots can also be provided on the top plate 13 to improve the reliability of the connection between the reinforcing rod 51 and the top plate 13 .

Please refer to Figure 3. In some embodiments, the reinforcement 50 also includes a reinforcement plate 52 located in the installation cavity 32. The two ends of the reinforcement plate 52 are respectively connected to the bottom plate 11 and the top plate 13. There are two reinforcing plates 52 , two reinforcing rods 51 are located between two reinforcing plates 52 , and any reinforcing plate 52 is connected to two reinforcing rods 51 . Alternatively, the reinforcing plate 52 may be made of metal material, such as aluminum alloy or stainless steel material. Stainless steel is a material with a brightness close to that of a mirror, a tough and cold touch, and excellent corrosion resistance, formability, compatibility, strength and toughness. It is used in heavy industry, light industry, daily necessities industry, and architectural decoration. and other industries. Optionally, any reinforcing rod 51 is connected to two reinforcing plates 52 , and the connection between the reinforcing rod 51 and the top plate 1312 and the bottom plate 11 can be strengthened through the two reinforcing plates 52 .

It can be understood that the radome 20 is made of non-metallic material, so as not to block communication signals from entering the placement slot 22 or from emitting communication signals from the placement slot 22 . Optionally, the radome 20 is made of plastic material and formed through an injection molding process.

Optionally, the box structure 100 further includes a buckle mechanism for detachably connecting the radome 20 and the top plate 13 . It can be understood that two buckling mechanisms are provided at intervals, and the two buckling mechanisms are respectively located on both sides of the top plate 13, and the radome 20 can be detachably connected to the top plate 13 through the two buckling mechanisms, thereby realizing the radome. 20 Quick connection to top plate 13.

Optionally, the top plate 13 is at least partially received in the radome 20 , and the top plate 13 and the radome 20 jointly form a placement groove. The box structure 100 also includes a buckle mechanism 40. The buckle mechanism 40 includes a first buckle part connected to the radome 20 and located in the placement groove 22, and a second buckle part arranged on the top plate 13 and adapted to the first buckle part. The first buckle part is arranged along the extension path of the placement groove 22 and is snap-fitted into the second buckle part. Among them, two buckling mechanisms 40 are arranged at intervals. Optionally, in this embodiment, the extension path of the placement groove 22 is arranged in a straight line.

Referring to FIGS. 3 to 5 , optionally, two buckle mechanisms 40 are respectively located on both sides of the top plate 13 , two second buckle parts are spaced apart along the length direction of the top plate 13 , and two first buckle parts are arranged along the length of the radome 20 Arranged at intervals in directions, the two first buckle parts are buckled and plugged into the two second buckle parts respectively, thereby realizing the buckle connection between the radome 20 and the top plate 13. The two buckle mechanisms 40 can quickly connect the radome 20 and the top plate 13. Or separated, the installation efficiency and disassembly efficiency of the radome 20 and the top plate 13 are improved, which is beneficial to the maintenance of the antenna assembly, and has a simple structure.

Please refer to FIGS. 3 to 5 . In some embodiments, the second buckle part is a buckle groove 42 . The buckle groove 42 is arranged along the extension path of the placement groove 22 . The first buckle part is a buckle bar 41 protruding from the inner wall of the radome 20 . , the buckle strip 41 is arranged along the extension path of the placement groove 22 and is snap-fitted into the buckle groove 42 .

It can be understood that both ends of the buckle groove 42 have insertion slots 421, and the buckle bar 41 is horizontally inserted into the buckle groove 42 along the insertion slot 421 at one end of the corresponding buckle groove 42, and slides along the buckle groove 42 to The predetermined position is thereby achieved so that the two buckle bars 41 can be buckled and inserted into the two buckle grooves 42 respectively. It can be understood that by reversing the above process, the two buckle bars 41 can be separated from the two buckle grooves 42 respectively.

Please refer to FIGS. 3 to 5 . In some embodiments, the surface of the buckle bar 41 that is fastened into the buckle groove 42 is arranged as a cylindrical surface, and the shapes of the groove walls on both sides of the buckle groove 42 are adapted to the buckle bar 41 .

Referring to Figures 3 to 5, optionally, the cross-sectional shape of the buckle bar 41 is three-quarters of a circle. The groove walls on both sides of the buckle groove 42 are recessed and form a concave arc surface that matches the cylindrical surface. The buckle groove 42 The two side groove walls contact the side surfaces of the buckle bar 41 and prevent the buckle bar 41 from leaving the buckle groove 42 along the vertical direction or the notch at the width of the buckle groove 42 .

Optionally, through the contact between the cylindrical surface and the concave arc surface, the contact area between the buckle bar 41 and the buckle groove 42 is increased, thereby improving the sealing performance of the placement groove 22 and reducing the leakage of external liquid or foreign matter from the buckle groove 42 Risk of entry into the placement slot 22.

Please refer to FIGS. 3 to 5 . In some embodiments, the box structure 100 further includes a skirt 14 located in the radome 20 and arranged along the extension path of the placement groove 22 . The edge of one end of the skirt 14 is connected to the top plate 13 , the other end of the skirt plate 14 is expanded outward relative to the top plate 13, the buckle groove 42 is opened in the skirt plate 14, and the skirt plates 14 are provided on both sides of the top plate 13.

Referring to Figures 3 to 5, optionally, the skirt 14 is connected to the upper end of the top plate 13, and the other end of the skirt 14 extends toward the lower end of the supporting bottom plate 11 and expands outward in the horizontal direction. The upper surface of the skirt 14 It contacts the inner wall of the radome 20 , and the buckle groove 42 is opened on the upper surface of the skirt 14 .

It can be understood that there are two skirt boards 14 , the two skirt boards 14 are respectively connected to both sides of the top plate 13 , and the two buckling grooves 42 are respectively opened in the two skirt boards 14 .

Please refer to FIGS. 1 to 3 . In some embodiments, the radome 20 is elongated and the cross-sectional shape of the radome 20 is semicircular. Optionally, both sides of the radome 20 are arranged along the length direction. It is retracted toward the top plate 13 to block horizontal liquid or dust from entering the buckle groove 42 , thereby improving the sealing performance of the placement groove 22 .

Please refer to FIGS. 4 to 5 . In some embodiments, an anti-scratch groove 21 is provided on the outer surface of the radome 20 . The extension path of the anti-scratch groove 21 is the same as the extension path of the placement groove 22 , and the anti-scratch grooves 21 are arranged at intervals. Multiple. It can be understood that the anti-scratch groove 21 can prevent the outer surface of the radome 20 from being scratched and contaminated, thereby improving the safety and cleanliness of the radome 20 and facilitating the transmission or reception of communication signals.

Referring to FIG. 5 , in some embodiments, the first buckle part is integrally formed with the radome 20 . Optionally, the two first buckle parts are both buckle bars 41. The two buckle bars 41 are also made of plastic material and are integrally formed with the radome 20 through an injection molding process, which is beneficial to mass production and reduces costs.

Please refer to FIGS. 4 and 5 . In some embodiments, both ends of the placement groove 22 have notches. The two side plates 12 cover the two notches respectively, and the two skirts 14 are respectively connected to both sides of the top plate 13 .

Referring to FIGS. 4 and 5 , optionally, a sealing ring 33 is provided between each side plate 12 and the corresponding notch, thereby achieving sealing of the notch and further sealing of the placement groove 22 .

Optionally, a plurality of through holes 121 are provided at both ends of the side plate 12, and at least two threaded holes 133 are provided at the end surfaces of the bottom plate 11 and the top plate 13. The through holes 121 are penetrated through one end of the screw and screwed to the threads. hole 133, so that the two ends of the side plate 12 are connected to the top plate 13 and the bottom plate 11 respectively.

Referring to FIGS. 1 to 3 , in some embodiments, the top plate 13 and the two skirt plates 14 are integrally formed.

Please refer to Figures 1 to 3. This application also proposes an LED vehicle-mounted display device. The LED vehicle-mounted display device includes a box structure 100. The specific structure of the box structure 100 refers to the above embodiment. Since the LED vehicle-mounted display device All the technical solutions of all the above-mentioned embodiments are adopted, and therefore all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are also achieved, which will not be described again one by one.

Referring to Figure 5, optionally, the two buckle mechanisms 40 of the LED vehicle display device are respectively located on both sides of the top plate 13, the two second buckle parts are spaced apart along the length direction of the top plate 13, and the two first buckle parts are arranged along the radome 20 are arranged at intervals in the length direction, and the two first buckle parts are respectively buckled and inserted into the two second buckle parts, thereby realizing the buckle connection between the radome 20 and the top plate 13. The two buckle mechanisms 40 can make the radome 20 and the top plate 13 Quick connection or separation improves the installation efficiency and disassembly efficiency of the radome 20 and the top plate 13, which is beneficial to the maintenance of the antenna assembly.

Please refer to Figures 1 to 3. In some embodiments, the LED vehicle display device also includes a display unit 30. The display unit 30 includes a protective panel 31 made of transparent material and a display module located in an installation cavity 32. The installation cavity Several display units 30 are provided on both sides of the display unit 32 . Optionally, 1 to 5 display units 32 may be provided on one side of the installation cavity 32 .

Referring to FIGS. 1 to 3 , optionally, the protective panel 31 is a glass panel or a plastic panel made of PC material, which can protect the display module located in the installation cavity 32 and be dustproof and waterproof. The display module may be an LED display module. The LED display module is an electronic display screen composed of an LED dot matrix. It changes the screen display content such as text, animation, pictures, and videos by turning on/off the red and green lamp beads in real time, and controls the component display through a modular structure. Each protective panel 31 is provided with two display modules correspondingly. It can be understood that the two protective panels 31 are installed on both sides of the installation cavity 32 respectively, and the structure is simple and reliable.

Please refer to Figures 1 to 3. In some embodiments, the two ends of the protective panel 31 are connected to the top plate 13 and the bottom plate 11 respectively. The bottom plate 11 is connected to each protective panel 31 with a first groove 111. The top plate 13 is connected to each protective panel 31. The protective panel 31 is provided with second grooves 131 at each position, and both ends of the protective panel 31 are embedded in the first groove 111 and the second groove 131 respectively. It can be understood that waterproof glue can be driven into each first groove 111 and each second groove 131 to seal the installation cavity 32 and improve the waterproof and dustproof performance of the LED vehicle-mounted display device.

Referring to FIG. 6 , optionally, two sealing rings 33 are respectively located on both sides of the protective panel and cooperate with the two side plates 12 to seal the inside of the installation cavity 32 .

Referring to FIGS. 8 to 9 , in some embodiments, the notch of the first groove 111 is provided with a first guide surface 112 that can guide the protective panel 31 to be inserted into the first groove 111 .

Referring to FIGS. 8 to 9 , optionally, the first guide surface 112 is inclined outward and can guide the protective panel 31 to be snapped into the first groove 111 , thereby improving the convenience of installing the protective panel 31 . In some embodiments, the notch of the second groove 131 is provided with a second guide surface 132 that can guide the protective panel 31 to snap into the second groove 131 .

Referring to FIGS. 8 to 9 , optionally, the second guide surface 132 is located on the skirt 14 and is inclined outward, and can guide the protective panel 31 to be snapped into the second groove 131 , thereby improving the convenience of installing the protective panel 31 . It can be understood that the buckle groove 42 and the second guide surface 132 are respectively located on both sides of the skirt 14 .

The above are only optional embodiments of the present application and are not used to limit the present application. Various modifications and variations may be made to this application by those skilled in the art. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of this application shall be included in the scope of the claims of this application.

Claims

A box structure, characterized in that it includes a reinforcement, a top plate, two spaced side plates and a bottom plate opposite to the top plate, and the two side plates, the top plate and the bottom plate jointly form an installation cavity, The reinforcement is located in the installation cavity, and the two ends of the reinforcement are connected to the top plate and the bottom plate respectively; the width of the bottom plate is greater than the width of the top plate, and the cross-sectional area of the side plate is along the The top plate is gradually expanded toward the direction of the bottom plate.
The box structure of claim 1, wherein the reinforcement member includes a reinforcement rod located in the installation cavity, one end of the reinforcement rod is detachably connected to the bottom plate, and the other end of the reinforcement rod is detachably connected to the bottom plate. One end is detachably connected to the top plate, and two reinforcing rods are provided at intervals.
The box structure according to claim 2, characterized in that the spacing between the two reinforcing rods is gradually expanded along the direction from the top plate to the bottom plate.
The box structure according to claim 2, characterized in that: a positioning slot is provided at a position where the bottom plate is connected to the reinforcing rod, and the depth direction of the positioning slot is set along the thickness direction of the bottom plate, so One end of the reinforcing rod is at least partially received in the positioning slot.
The box structure according to any one of claims 2 to 4, characterized in that the reinforcement further includes a reinforcement plate located in the installation cavity, and the two ends of the reinforcement plate are connected to the bottom plate and the base plate respectively. As for the top plate, two reinforcing plates are provided, two reinforcing rods are located between two reinforcing plates, and any reinforcing plate is connected to two reinforcing rods.
The box structure according to any one of claims 1 to 4, characterized in that: the box structure further includes a radome, and the box structure further includes at least two buckle mechanisms arranged at intervals, each of the buckles The buckle mechanism is used to detachably connect the radome and the top plate, the top plate is at least partially received in the radome, and the top plate and the radome jointly form a placement groove; the buckle mechanism includes a The first buckle part in the radome and the second buckle part arranged on the top plate and adapted to the first buckle part, the first buckle part is arranged and buckled along the extension path of the placement groove. The second buckle part is inserted, wherein two of the buckle mechanisms are arranged at intervals.
The box structure according to claim 6, characterized in that: the second buckle part is a buckle groove, the buckle groove is arranged along the extension path of the placement groove, and the first buckle part is a protrusion. The buckle bars on the inner wall of the radome are arranged along the extension path of the placement groove and snap-fitted into the buckle groove.
The box structure according to claim 7, wherein the surface of the buckle bar located in the buckle groove is arranged as a cylindrical surface, and the shapes of the groove walls on both sides of the buckle groove are adapted to the buckle bar. .
The box structure according to claim 7, characterized in that: the box structure further includes a skirt located in the radome and arranged along the extension path of the placement slot, and the skirt on one side of the skirt is The edge of the board is connected to the top panel, the other side of the skirt panel is expanded outward relative to the top panel, the buckle groove is opened in the skirt panel, and the skirt panels are provided on both sides of the top panel.
The box structure according to claim 9, wherein the radome is in a strip shape and the lateral surface of the radome is arranged in an arc shape.
The box structure according to any one of claims 8 to 10, characterized in that: an anti-scratch groove is provided on the outer surface of the radome, and the extension path of the anti-scratch groove is the same as the extension path of the placement groove. And there are multiple anti-scratch grooves arranged at intervals.
The box structure according to claim 9 or 10, characterized in that the top plate and the two skirt plates are integrally formed.
An LED vehicle-mounted display device, characterized in that it includes a box structure according to any one of claims 1-12, the LED vehicle-mounted display device further includes a display unit, the display unit includes a A protective panel and a display module located in the installation cavity. Several display units are provided on both sides of the installation cavity.
The LED vehicle-mounted display device according to claim 13, characterized in that: two ends of the protective panel are respectively connected to the top plate and the bottom plate, and the positions where the bottom plate is connected to each of the protective panels are provided with first recesses. Groove, a second groove is provided at the position where the top plate is connected to each protective panel, and both ends of the protective panel are respectively embedded in the first groove and the second groove.