Portable experiment box capable of dissipating heat

Abstract

The utility model belongs to the field of innovative development experiment equipment, and provides a portable experiment box capable of dissipating heat, which comprises a box body, a box cover, a lock catch structure and a panel, a plurality of case modules are arranged on the panel, a handle is arranged outside the box body, a pair of cylindrical surface grooves are arranged on two sides of the box body, roller shafts are arranged in the cylindrical surface grooves, and the box cover is arranged on the box body. A brake plate rotationally connected with the box body is arranged on the rolling side of the roller shaft, an inner box is arranged in the box body and is in a concentric-square shape, a concentric-square-shaped countersink heat dissipation cavity is formed in the top of the inner box, a plurality of through holes are formed in the top face of the countersink heat dissipation cavity and used for installing screws for connecting the panel and the inner box, and a plurality of heat dissipation strip holes are formed in the four edges of the bottom face of the inner box. And four positioning columns matched with the side edges of the inner box are arranged on the inner bottom surface of the box body. The device is reasonable in design, simple in structure, convenient to disassemble, assemble and clean, good in heat dissipation performance, good in portability, convenient to move, adjust and brake, high in utilization rate and suitable for large-scale popularization.

Description

Technical Field

[0001] The utility model belongs to the field of innovative development of experimental equipment, and in particular relates to a portable experimental box capable of dissipating heat. Background Art

[0002] The intelligent Internet of Things teaching experiment box is designed to meet the requirements of single-chip microcomputer experimental teaching in the new era of electronics, communications, electrical automation and industrial automation, and to improve students' single-chip microcomputer application design and innovation capabilities. It is a single-chip microcomputer experimental teaching equipment with complete functions, complete information, high degree of modularization, good technology and cost-effectiveness.

[0003] At present, many single-chip microcomputer experimental teaching equipment adopts a box structure, and the main functional panels of the experiment are directly installed inside the box by bolting, such as the integrated Internet of Things training box disclosed in CN202310712560.9, which includes an Internet of Things training box body, and a motherboard and an expansion daughterboard are arranged inside the Internet of Things training box body, and the motherboard is fixedly connected to the inside of the Internet of Things training box body. The problems with such an experimental box include: first, it is inconvenient to clean and maintain the daughterboard in all aspects; second, the heat dissipation effect is not good, which will affect the actual service life of the equipment to a certain extent; third, there is no reasonable hand-held structure, which is not portable; fourth, it has a large friction contact surface with the surface of the experimental table. When adjusting its position, unless it is lifted up, there is a high probability that the experimental table will be scratched. Utility Model Content

[0004] In response to the technical problems existing in the above-mentioned intelligent Internet of Things teaching experiment box, the utility model proposes a portable experiment box with heat dissipation, which has a reasonable design, simple structure, is easy to disassemble and clean, has good heat dissipation performance, good portability, is easy to move, adjust and brake, and has a high utilization rate.

[0005] In order to achieve the above-mentioned purpose, the technical solution adopted by the utility model is that the utility model provides a portable experimental box with heat dissipation, including a double-opening box body and a box cover, the outer side of the box body is provided with a locking structure for connecting it and the box cover, the interior of the box body is provided with a panel, and a plurality of case modules are provided on the panel, and a handle is also provided on the outside of the box body, a pair of cylindrical grooves are provided on both sides of the box body, a roller shaft is provided in the cylindrical groove, and a brake plate connected to the rotation of the box body is provided on the rolling side of the roller shaft, and an inner box is provided inside the box body, the inner box is circular and a circular countersunk heat dissipation cavity is provided on the top thereof, the countersunk heat dissipation cavity surrounds the panel, and the top surface of the countersunk heat dissipation cavity is provided with a plurality of through holes, and the through holes are used to install screws connecting the panel and the inner box, and a plurality of heat dissipation strip holes are provided on the four sides of the bottom surface of the inner box, and four positioning columns cooperating with the side edges of the inner box are provided on the inner bottom surface of the box body.

[0006] Preferably, the panel is provided with a power button, a DC power adapter interface, a USB interface and multiple LED indicator lights.

[0007] Preferably, the four sides of the inner box are provided with card slots, a circular sheath is provided in the card slot, and a plurality of honeycomb holes are provided on the sheath.

[0008] Preferably, the roller shaft comprises a shaft rod, on which a plurality of axially distributed rubber rollers are arranged.

[0009] Preferably, the brake plate includes an arc-shaped brake pad, one end of which is located on the outside of the cylindrical groove and the other end of which extends into the inside of the cylindrical groove, a connecting plate is provided on the top surface of the brake pad, a protrusion is provided on the top of the connecting plate, the protrusion is hinged to a hinge arranged on the box body, and a manual paddle is provided on the top of the protrusion.

[0010] A plurality of disassembly holes are arranged on the side wall of the countersunk heat dissipation cavity.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. The utility model provides a portable experimental box capable of dissipating heat, with an inner box as the direct installation base of the panel, and the inner box and the panel can be disassembled and assembled with the box body as a whole, and after the inner box is removed from the box body, the structure under the panel can be fully exposed, which is convenient for cleaning; the inner box has heat dissipation strip holes and a countersunk heat dissipation cavity structure, which is beneficial to improving the heat dissipation performance of the device.

[0013] 2. The utility model provides a portable experimental box that can dissipate heat, has a handle, and has good portability; the rollers on both sides of the box can form a rolling support for the device, which is convenient for adjusting its position without scratching the experimental table, and the brake plate is used to brake the rollers to prevent the device from moving freely during the experiment.

[0014] The device has reasonable design, simple structure, convenient disassembly and cleaning, good heat dissipation performance, good portability, convenient movement, adjustment and braking, and high utilization rate, and is suitable for large-scale promotion. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the following is a brief introduction to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 An axonometric diagram of a portable experimental box capable of dissipating heat provided in an embodiment;

[0017] Figure 2 An exploded view of a portable experimental box (without a box cover) capable of dissipating heat provided in an embodiment;

[0018] Figure 3 A side view of the inner box provided for the embodiment;

[0019] Figure 4 A cross-sectional view of the inner box provided in the embodiment along the DD direction;

[0020] Figure 5 A front view of a brake plate provided for an embodiment;

[0021] Figure 6 A top view of a panel provided for an embodiment;

[0022] In the above figures, 1. box body; 2. box cover; 3. locking structure; 4. panel; 41. case module; 42. power button; 43. DC power adapter interface; 44. USB interface; 45. LED indicator light; 5. handle; 6. roller; 61. shaft; 62. rubber roller; 7. brake plate; 71. brake pad; 72. connecting plate; 73. bump; 74. hinge; 75. manual paddle; 8. inner box; 81. countersunk heat dissipation cavity; 82. through hole; 83. heat dissipation strip hole; 84. disassembly hole; 9. positioning column; 10. sheath; 101. honeycomb hole. DETAILED DESCRIPTION

[0023] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict. For the convenience of description, if the words "upper", "lower", "left" and "right" appear below, they only indicate that the upper, lower, left and right directions are consistent with the drawings themselves, and do not limit the structure.

[0024] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0025] Examples, such as Figures 1 to 6As shown, the utility model provides a portable experimental box capable of heat dissipation, including a double-opening box body 1 and a box cover 2, the outer side of the box body 1 is provided with a lock structure for connecting it with the box cover 2, the interior of the box body 1 is provided with a panel 4, and the panel 4 is provided with a plurality of case modules 41, the case module 41 is an expansion sub-board, and is also a L0Ra device node. The mainboard used in the actual experiment of the utility model is a highly integrated Hi3861V1002.4GHz Wi-Fi SoC chip, which integrates IEEE 802.11b / g / n baseband and RF circuit, and the RF circuit includes a power amplifier PA, a low noise amplifier LNA, an RF Ba l un, an antenna switch, and a power management module, which supports 20MHz standard bandwidth and 5MHz / 10MHz narrow bandwidth, and provides a maximum physical layer rate of 72.2Mbit / s. The Hi3861V100 Wi-Fi baseband supports Orthogonal Frequency Division Multiplexing (OFDM) technology, and is backward compatible with Direct Sequence Spread Spectrum (DSSS) and Complementary Code Keying (CCK) technologies, and supports various data rates of IEEE 802.11b / g / n protocols. The Hi3861V100 chip integrates a high-performance 32-bit microprocessor, a hardware security engine, and a rich set of peripheral interfaces, including SPI, UART, I2C, PWM, GPIO, and multi-channel ADC. It also supports high-speed SD IO2.0 Sl ave interfaces, with a maximum clock of 50MHz; the chip has built-in SRAM and Flash, can run independently, and supports running programs on Flash. The motherboard provides a hardware and software foundation for Zhilian's innovative development experiments.

[0026] On this basis, the utility model is further provided with a handle 5 on the outside of the box body 1, a pair of cylindrical grooves are provided on both sides of the box body 1, rollers 6 are provided in the cylindrical grooves, and a brake plate 7 rotatably connected to the box body 1 is provided on the rolling side of the rollers 6, and an inner box 8 is provided inside the box body 1. The inner box 8 is circular and has a circular countersunk heat dissipation cavity 81 on the top. The countersunk heat dissipation cavity 81 surrounds the panel 4, and a plurality of through holes 82 are provided on the top surface of the countersunk heat dissipation cavity 81. The through holes 82 are used to install screws connecting the panel 4 and the inner box 8. A plurality of heat dissipation strip holes 83 are provided on the four sides of the bottom surface of the inner box 8, and four positioning columns 9 cooperating with the side edges of the inner box 8 are provided on the inner bottom surface of the box body 1, and the positioning columns are stuck in the range within the side wall of the inner box.

[0027] Specifically, the utility model uses the inner box 8 as the direct installation base of the panel 4, and the inner box 8 can be disassembled and assembled with the panel 4 as a whole with the box body 1, and after the inner box 8 is removed from the box body 1, the structure under the panel 4 can be fully exposed, which is convenient for cleaning; the inner box 8 has a heat dissipation strip hole 83 and a countersunk heat dissipation cavity structure, especially the countersunk heat dissipation cavity increases the heat dissipation area around the panel 4, which is conducive to improving the heat dissipation performance of the device. Furthermore, the device is designed with a handle 5 for people to hold, providing an effective holding fulcrum and having good portability; the rollers 6 on both sides of the box body 1 can form a rolling support for the device, which is convenient for adjusting its position without scratching the experimental table, and the brake plate 7 is used to brake the rollers 6 to prevent the device from moving freely during the experiment, so as not to affect the experimental process.

[0028] In order to improve the practicality of the panel 4 , the panel 4 provided by the utility model is provided with a power button 42 , a DC power adapter interface 43 , a USB interface 44 and a plurality of LED indicator lights 45 .

[0029] In order to improve the stability of the internal structure of the device, the four sides of the inner box 8 provided by the utility model are provided with card slots, the card slots are in the form of a sealed top and an open bottom, and a circular sheath 10 is provided in the card slot, and a plurality of honeycomb holes 101 are provided on the sheath 10. The sheath 10 is used to increase the pressure between the inner box 8 and the box body 1 to ensure the stability of the inner box 8 in the box body 1, especially to avoid large-scale shaking inside the device during the carrying and transfer process; at the same time, the honeycomb holes 101 are used to increase the overall heat dissipation surface of the device, which is beneficial to improving the heat dissipation performance of the device.

[0030] In order to improve the practicality of the roller shaft 6, the roller shaft 6 provided by the utility model includes a shaft rod 61, the shaft rod 61 is plugged into the shaft hole at the end of the cylindrical groove, and a plurality of axially distributed rubber rollers 62 are arranged on the shaft rod 61. The rubber rollers 62 have a certain elasticity, which can protect the experimental table, and the curved surface has a rolling tendency, which can provide rolling support when adjusting the position of the device.

[0031] In order to improve the braking effect of the brake plate 7 on the roller shaft 6, the brake plate 7 provided by the utility model includes an arc-shaped brake pad 71, one end of the brake pad 71 is located outside the cylindrical groove and the other end thereof extends into the inner side of the cylindrical groove, the top surface of the brake pad 71 is provided with a connecting piece 72, the top end of the connecting piece 72 is provided with a convex block 73, the convex block 73 is hinged with a hinge provided on the box body 1, and the top of the convex block 73 is provided with a manual paddle 75. By pressing the manual paddle 75, the brake pad 71 can be rotated around the hinge center of the convex block 73 and the hinge 74, and the brake pad 71 leaves the rolling surface of the roller shaft 6, so that the rolling tendency of the roller shaft 6 can be released, which is convenient for adjustment, and after releasing the manual paddle 75, the brake pad 71 can return to its original braking surface to perform friction braking on the roller shaft 6.

[0032] In order to facilitate the disassembly of the inner box 8, the utility model is provided with a plurality of disassembly holes 84 on the side wall of the countersunk heat dissipation cavity 81. A hook-shaped tool can be hooked on the disassembly hole 84, and the inner box 8 can be taken out by lifting it. The design is reasonable, the structure is simple, and the disassembly and assembly are relatively convenient.

[0033] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A portable experimental box capable of dissipating heat, comprising a double-opening box body and a box cover, wherein a locking structure for connecting the box body and the box cover is arranged on the outer side of the box body, and a panel is arranged inside the box body, and a plurality of case modules are arranged on the panel, characterized in that: A handle is also provided on the outside of the box body, a pair of cylindrical grooves are provided on both sides of the box body, a roller is provided in the cylindrical groove, a brake plate rotatably connected to the box body is provided on the rolling side of the roller, an inner box is provided inside the box body, the inner box is circular and a circular countersunk heat dissipation cavity is provided on the top, the countersunk heat dissipation cavity surrounds the panel, a plurality of through holes are provided on the top surface of the countersunk heat dissipation cavity, the through holes are used to install screws connecting the panel and the inner box, a plurality of heat dissipation strip holes are provided on the four sides of the bottom surface of the inner box, and four positioning columns cooperating with the side edges of the inner box are provided on the inner bottom surface of the box body.

2. A portable experimental box capable of dissipating heat according to claim 1, characterized in that: The panel is provided with a power button, a DC power adapter interface, a USB interface and a plurality of LED indicator lights.

3. A portable experimental box capable of dissipating heat according to claim 1 or 2, characterized in that: The four sides of the inner box are provided with card slots, a circular sheath is provided in the card slot, and a plurality of honeycomb holes are provided on the sheath.

4. A portable experimental box capable of dissipating heat according to claim 3, characterized in that: The roller shaft comprises a shaft rod, on which a plurality of axially distributed rubber rollers are arranged.

5. A portable experimental box capable of dissipating heat according to claim 4, characterized in that: The brake plate includes an arc-shaped brake pad, one end of which is located on the outside of the cylindrical groove and the other end of which extends into the inside of the cylindrical groove. A connecting plate is provided on the top surface of the brake pad, and a protrusion is provided on the top of the connecting plate. The protrusion is hinged to a hinge provided on the box body, and a manual paddle is provided on the top of the protrusion.

6. A portable experimental box capable of dissipating heat according to claim 5, characterized in that: A plurality of disassembly holes are arranged on the side wall of the countersunk heat dissipation cavity.

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