Portable multifunctional test box

Abstract

The utility model provides a portable multifunctional test box, which relates to the technical field of test equipment and comprises a portable box body, an upper panel assembly connected to the portable box body and provided with a display module, and a functional main body arranged in the portable box body, the portable box body comprises a lower panel, two side panels, a front panel and a rear panel, wherein the front panel and the rear panel are detachable. The upper panel assembly is connected to the top of the portable box body. The functional main body comprises a structural frame and a plurality of layers of mutually independent trays connected in the structural frame, each tray is provided with a test function module, a connection test port of the test function module faces the front panel or the rear panel, the test function module is electrically connected with the upper panel assembly, and the upper panel assembly is electrically connected with the upper panel assembly. A mounting guide rail is arranged on a side plate of the structural frame, the structural frame is fixedly connected with a power supply back plate and a signal back plate, back plate power supply connectors in one-to-one correspondence with the trays are arranged on the power supply back plate, and back plate signal connectors in one-to-one correspondence with the trays are arranged on the signal back plate; side wings are arranged on the two sides of each tray, the trays are matched with the mounting guide rails through the side wings to form a sliding plug-in structure and are connected with the structural frame, each tray is provided with a power supply connector corresponding to the corresponding backboard power supply connector, and each tray is provided with a signal connector corresponding to the corresponding backboard signal connector; and the end part of the tray is fixed on the structural frame through bolts. The portable testing device is convenient to carry, is suitable for various testing environments, realizes electric connection and signal connection among the testing function modules through the power supply backboard and the signal backboard, can directly perform measurement in actual use, saves the time for building the testing environment and the testing time, greatly improves the efficiency of a detection task, supports hot plug, and is convenient to use. Damaged parts are convenient to maintain, check and replace.

Description

Technical Field

[0001] The utility model relates to the technical field of testing equipment, in particular to a portable multifunctional testing box. Background Art

[0002] With the development of the times and the advancement of technology, miniaturization, integration, and digitalization have become the development trends of electronic products. The miniaturization of electronic products has led to smaller and smaller functional interfaces, while integration has led to more powerful functions. This has made the inspection and testing of electronic products increasingly difficult, and at the same time, the demand for inspection resources has increased.

[0003] As a new service model, system integration has been one of the fastest-growing sectors in the international information services industry in recent years. System integration projects utilize an increasingly diverse range of electronic information products, leading to increasingly complex factory inspections for system integration companies. Testing a single device often requires several, or even dozens, of measuring instruments or fixtures. This results in test environment setup taking up a significant portion of the testing cycle, making it difficult to complete many testing tasks within the specified timeframe. This further complicates testing tasks. In actual use, if a component in the testing instrument fails, the entire circuit must be disconnected and the instrument disassembled to replace the damaged component, wasting time and reducing work efficiency. Utility Model Content

[0004] In response to the above-mentioned problems existing in the prior art, the utility model provides a portable multifunctional test box, which integrates multiple test tools to achieve a highly integrated design, is easy to carry, and is suitable for various inspection environments. The electrical connection and signal connection between each test function module are realized through the power backplane and the signal backplane. In actual use, measurements can be directly performed, saving the time of setting up the test environment and the test preparation time, greatly improving the efficiency of the inspection task, and supporting hot plugging, which is convenient for maintenance and inspection and replacement of damaged parts.

[0005] In order to achieve the above-mentioned object, the present invention provides the following technical solution: a portable multifunctional test box, characterized in that it includes a portable box body, an upper panel assembly having a display module connected to the portable box body, and a functional body disposed in the portable box body;

[0006] The portable box includes a lower panel, two side panels, and a detachable front panel and rear panel, and the upper panel assembly is connected to the top of the portable box;

[0007] The functional body includes a structural frame and multiple layers of independent trays connected to the structural frame. A test function module is installed on each tray, and the connection test port of the test function module faces the front panel or the rear panel. The test function module is electrically connected to the upper panel assembly. The side panels of the structural frame are provided with mounting rails. The structural frame is fixedly connected to a power backplane and a signal backplane. The power backplane is provided with a backplane power connector corresponding to the tray one by one, and the signal backplane is provided with a backplane signal connector corresponding to the tray one by one.

[0008] The tray is provided with side wings on both sides, and the tray is connected to the structural frame in a sliding plug-in structure through the side wings and the mounting guide rails. A power connector is provided on each tray corresponding to the backplane power connector, and a signal connector is provided on each tray corresponding to the backplane signal connector. The ends of the tray are fixed to the structural frame by bolts.

[0009] Preferably, the upper panel assembly includes an upper panel and an upper cover, the upper panel is fixed to the portable box by bolts, and the upper panel and the upper cover are connected by a hinge.

[0010] Preferably, each of the two side panels of the portable box is provided with a handle, one side panel is provided with a retractable pull rod, and the other side panel is connected with a universal wheel.

[0011] Preferably, the test function modules are a power supply module, an audio and video integrated module, a network test module and a photoelectric measurement module which are respectively installed on different trays.

[0012] Preferably, the functional body is fixedly connected to the portable box through external fixing screw holes.

[0013] Preferably, a display and a keyboard are provided on the upper panel, and a weight sensor is provided on the upper cover.

[0014] The beneficial effects of the present invention are as follows: each test function module of the present invention is provided with a power connector and a signal connector, which realizes electrical connection and signal connection between the test function modules by cooperating and connecting the power connector with the backplane power connector and the signal connector with the backplane signal connector, thereby ensuring that each test function module can be used alone or in conjunction with each other, achieving high integration, being able to carry out various tests, being convenient to carry, and being suitable for various inspection environments; in actual use, measurements can be carried out directly, saving the time of setting up the test environment and the testing time, greatly improving work efficiency, and supporting hot plugging, which is convenient for maintenance and inspection, and replacement of damaged parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the portable box of the utility model;

[0016] Figure 2 This is a left-side structural diagram of the portable box of the present utility model;

[0017] Figure 3 This is a schematic diagram of the right side structure of the portable box of the utility model;

[0018] Figure 4 This is a side view of the three-dimensional structure of the structural frame of the utility model;

[0019] Figure 5 This is a schematic diagram of the main structure of the structural frame of the utility model;

[0020] Figure 6 This is a rear view structural diagram of the functional main body of the utility model;

[0021] Figure 7 This is a schematic diagram of the main structure of the functional body of the utility model;

[0022] Figure 8 This is a side view of the three-dimensional structure of the tray of the utility model;

[0023] Figure 9 This is a schematic diagram of the power supply module of the utility model;

[0024] Figure 10 This is a schematic diagram of the audio and video integrated module of the utility model;

[0025] Figure 11 This is a schematic diagram of the network test module of the present utility model;

[0026] Figure 12 This is a schematic diagram of the photoelectric measurement module of the present utility model;

[0027] Figure 13 It is a schematic diagram of the structure of the upper panel from above;

[0028] Figure 14 1. It is a schematic diagram of the structure of the upper cover plate viewed from above;

[0029] Figure 15 1. It is a schematic diagram of the side structure of the upper cover;

[0030] In the figure: 1. Portable box, 2. Handle, 3. Retractable pull rod, 4. Universal wheel, 5. Front panel, 6. Rear panel, 7. Side panel, 8. Lower panel, 9. Functional body, 10. Structural frame, 11. Mounting rail, 12. External fixing screw, 13. Internal fixing screw, 14. Power backplane, 15. Signal backplane, 16. Fixing screw 1, 17. Fixing screw 2, 18. Backplane power connector, 19. Backplane signal connector, 20. Bottom plate, 21. Side panel, 22. Cooling vents, 23. Turbofan, 24. Power supply module, 25. Audio and video integrated module, 26. Network test module, 27. Photoelectric measurement module, 28. Tray, 29. Tray front panel, 30. Tray bottom plate, 31 .Tray cover, 32. Tray rear panel, 33. Assembly holes, 34. Side wings, 35. Power connector, 36. Signal connector, 37. Power distribution unit, 38. Signal management unit, 39. Captive screws, 40. Upper panel assembly, 41. Upper panel, 42. Screws, 43. Upper cover, 44. AC220V power input interface, 45. DC12V battery input interface, 46. AC220V five-hole output interface, 47. DC24V output interface, 48. DC12V output interface, 49. DC5V modular USB output interface, 50. Combined terminal block, 51. Lead-acid battery, 52. Main power switch, 53. 3A fuse, 54. Grounding column, 55. Leakage protection 5. Protection switch, 56. Multi-function power display, 57. Inverter switch, 58. AC inverter, 59. Power module, 60. Power adapter, 61. Audio input interface, 62. Audio output interface, 63. SDI video input and output interface, 64. HDMI video input interface, 65. HDMI video output interface, 66. VGA video input interface, 67. VGA video output interface, 68. DVI video input interface, 69. DVI video output interface, 70. Video matrix, 71. Audio processing module, 72. Audio and video processing power switch, 73. Debug port, 74. Power indicator, 75. Audio display light bar, 76. Splicer, 77. Mixer, 78. Screen splitter , 79. SDI encoder, 80. Mini host, 81. Router, 82. WAN port, 83. LAN port, 84. Router power switch, 85. PC power switch, 86. PC network port, 87. USB port, 88. HDMI port, 89. Serial port, 90. Audio input and output interface, 91. PC power indicator, 92. PC network indicator, 93. Router power indicator, 94. Router WAN port indicator, 95. Router LAN port indicator, 96. Electric lift platform 1, 97. Multimeter, 98. Electric lift platform 2, 99. Optical power meter, 100. Optical attenuator, 101. Weight sensor display, 102. Optical signal measurement control button, 103.Electrical signal measurement control buttons, 104. Optical power meter optical input port, 105. Optical attenuator optical input port, 106. Optical attenuator optical output port, 107. Optical power meter console, 108. Optical attenuator operating area, 109. Multimeter operating area, 110. Silicone seal, 111. Display, 112. Keyboard, 113. Light interface, 114. Microphone interface, 115. Microphone switch, 116. Speaker, 117. Scale, 118. Weight measurement area, 119. Weight sensor, 120. Wiring hole, 121. Protective cover, 122. Weight sensor power switch, 123. RS485 output interface, 124. Reserved port. DETAILED DESCRIPTION

[0031] The principles and features of the present invention are described below. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0032] As shown in the accompanying drawings, this embodiment provides a portable multifunctional test box, which includes a portable box body 1 , an upper panel assembly 40 having a display module connected to the portable box body 1 , and a functional body 9 disposed in the portable box body 1 .

[0033] The portable case 1 comprises a lower panel 8, two side panels 7, and removable front and rear panels 5 and 6. A top panel assembly 40 is attached to the top of the portable case 1. Each of the two side panels 7 is provided with a handle 2, one side panel 7 is provided with a retractable pull rod 3, and the other side panel 7 is connected to a universal wheel 4. To use the portable case, the front and rear panels 5 and 6 must be removed, exposing the functional components of the functional body 9. These components can then be connected to the corresponding functional components as needed for testing.

[0034] The functional body 9 is fixed to the portable box 1 through the external fixing screw hole 12. The functional body 9 includes a structural frame 10 and multiple layers of independent trays 28 connected to the structural frame 10. The structural frame 10 includes a bottom plate 20 and two side panels 21. The side panels 21 of the structural frame 10 are provided with mounting guide rails 11. The structural frame 10 is fixedly connected to the power backplane 14 through fixing screws 16 and is connected to the signal backplane 15 through fixing screws 17. The power backplane 14 is provided with a backplane power connector 18 corresponding one-to-one to the tray 28, and the signal backplane 15 is provided with a backplane signal connector 19 corresponding one-to-one to the tray 28.

[0035] The tray 28 includes a tray front panel 29, a tray bottom plate 30 and a tray rear panel 32. The tray bottom plate 30 is provided with an assembly hole 33. The tray cover 31 is fixed to the tray bottom plate 30 through the assembly hole 33. The tray cover 31 is used for dust prevention and a heat dissipation tooth structure is provided in the middle to better dissipate heat. Side wings 34 are provided on both sides of the tray 28. The tray 28 cooperates with the mounting guide rail 11 through the side wings 34 to form a sliding plug-in structure and is connected to the structural frame 10. A power connector 35 is provided on the tray 28 corresponding to the backplane power connector 18. A signal connector 36 is provided on the tray 28 corresponding to the backplane signal connector 19. Two captive screws 39 are provided at each end of the tray front panel 29. The front panel 29 of the tray is connected to the internal fixing screw hole 13 of the structural frame 10 by a captive screw 39. When in use, the power connector 35 is connected to the backplane connector 18 to power the equipment, and the signal connector 36 is connected to the backplane signal connector 19 to realize signal connection. A test function module is installed on the tray 28, and the connection test port of the test function module is facing the front panel 5 or the rear panel 6. Each layer of test function modules can work alone or in cooperation. It is designed as a sliding plug-in structure and can realize hot plugging. When some functional parts are damaged, the captive screws 39 can be unscrewed, the corresponding test function module can be pulled out, and the parts can be directly replaced, which is more efficient and quick, and convenient for maintenance and repair.

[0036] The test function modules include a power supply module 24, an audio and video integrated module 25, a network test module 26 and a photoelectric measurement module 27, which are installed on different trays respectively. Each test function module is also provided with a power distribution unit 37 and a signal management unit 38 for distributing power and interacting with information, and the test function module is electrically connected to the upper panel assembly 40.

[0037] The upper panel assembly 40 includes an upper panel 41 and an upper cover 43. The upper panel 41 is fixed to the portable box 1 by screws 42. A display 111 and a keyboard 112 are provided on the upper panel 41. The upper panel 41 and the upper cover 43 are connected by a hinge. A weight sensor 119 is provided on the upper cover 43.

[0038] The modular design highly centralizes the measurement tools, greatly shortening the time to set up the test environment, improving work efficiency, and making testing more convenient. The test function module can function independently or in conjunction with other modules. It adopts a sliding plug-in structure, supports hot plugging, and is easy to maintain and repair. The overall structural material is high-quality duralumin, which is lightweight, portable, strong and pressure-resistant.

[0039] In a preferred embodiment of the present utility model, the power supply module 24, the audio and video integrated module 25, the network test module 26 and the photoelectric measurement module 27 are assembled on the mounting rail in order from bottom to top. They can work independently or in coordination. The upper panel assembly 40 is fixed on the portable box 1, which is the photoelectric measurement operation area, and is also capable of performing network detection, weight detection, etc.

[0040] As attached Figure 9 As shown, the power supply module 24 supports AC power and battery power supply. The rear panel 32 of the tray of the power supply module 24 is provided with an AC220V power input interface 44, a DC12V battery input interface 45, two AC220V five-hole output interfaces 46, a DC24V output interface 47, a DC12V output interface 48, a DC5V modular USB output interface 49 and a combination terminal block 50 to ensure stable and reliable power supply for the test box and the tested equipment. At the same time, a 3A fuse 53, a grounding column 54 and a leakage protection switch 55 are provided to ensure safe use. The tray front panel 29 has a built-in power display 56 that displays power supply parameters. The tray front panel 29 is equipped with an inverter switch 57 and a main power switch 52. The main power switch 52 serves as the overall power control for the test box, while the inverter switch 57 controls the AC inverter 58 located on the tray bottom plate 30. The tray bottom plate 30 also houses a lead-acid battery 51, a power module 59, and a power adapter 60. The lead-acid battery 51 provides power, the power module 59 is a key module for DC output, and the power adapter 60 charges the lead-acid battery 51 when AC power is connected. The power connector 35 on the power supply module 24 mates with the backplane power connector 18, which provides power to each layer of functional modules and the upper panel assembly 40. The signal connector 36 mates with the backplane signal connector 19, providing electrical signals to each layer of functional modules and the upper panel assembly 40. The power distribution unit 37 provides power to the modules, while the signal distribution unit 38 enables information exchange within the modules.

[0041] As attached Figure 10As shown, the tray rear panel 32 of the audio and video integrated module 25 is provided with an audio input interface 61, an audio output interface 62, an SDI video input interface and output interface 63, an HDMI video input interface 64, an HDMI video output interface 65, a VGA video input interface 66, a VGA video output interface 67, a DVI video input interface 68 and a DVI video output interface 69, and is provided with a debugging port 73 for connecting and transmitting audio and video signals. The tray bottom plate 30 is provided with a video matrix 70, an audio processing module 71, a mixer 76, a splicer 77, a screen splitter 78 and an SDI video encoder 79. The tray front panel 29 is provided with a power indicator light 74, an audio and video display light bar 75 and an audio and video processing power switch 72 for controlling the power supply. The power connector 35 of the audio and video integrated module 25 is connected to the backplane power connector 18 to input power to the module. The signal connector 36 is connected to the backplane power connector 19 to provide electrical signals to the network test module 26 and the upper panel component 40. Under the action of the power distribution unit 37, power is provided to the inside of the module. Under the action of the signal distribution unit 38, information exchange inside and outside the module is realized.

[0042] As attached Figure 11 As shown, the tray rear panel 32 of the network test module 26 is provided with a WAN port 82, a LAN port 83, a PC network port 86, a USB interface 87, an HDMI interface 88, a serial interface 89, and an audio input interface 90 in sequence; a mini host 80 and a router 81 are fixed on the tray bottom plate 30, and the network configuration function is realized through port connection; a router power switch 84 and a PC power switch 85 are provided on the tray front panel 29, and a PC power indicator light 91, a PC network indicator light 92, a router power indicator light 93, a router WAN port indicator light 94, and a router LAN port indicator light 95 are also provided thereon. The power connector 35 of the network test module 27 is connected to the backplane power connector 18 to input power to the module. The signal connector 36 is connected to the backplane signal connector 19 to provide electrical signals to the audio and video integrated test module 25 and the upper panel component 40. Under the action of the power distribution unit 37, power is provided to the inside of the module. Under the action of the signal distribution unit 38, information exchange inside and outside the module is realized. The network test module 26 and the audio and video integrated module 25 work together to realize the test function of audio and video. The network test module 26 verifies the function and security of the network equipment.

[0043] As attached Figure 12As shown, the lower bottom plate 30 of the tray of the photoelectric measurement module 27 is provided with an electric lift platform 96 and an electric lift platform 2 98. A multimeter 97 is detachably fixed on the electric lift platform 1 96, and an optical power meter 99 and an optical attenuator 100 are detachably fixed on the electric lift platform 2 98. A weight sensor display 101, an optical signal measurement control button 102, an electrical signal measurement control button 103, and a weight sensor power switch 122 are provided on the front panel 29 of the tray. An optical power meter optical port input port 104 and an optical attenuator optical port input port 106 are provided on the rear panel 32 of the tray. 105 and the optical attenuator optical port output port 106 serve as the basic detection ports for optical signals. The optical power meter 99 is connected to the optical power meter optical port input port 104 through an internal optical fiber jumper. The optical attenuator 100 is connected to the optical attenuator photoelectric input port 105 and the optical attenuator photoelectric output port 106 through an internal optical fiber jumper. The rear panel of the tray is provided with an RS485 output interface 123, which can transmit the data of the weight sensor 119 to an external PC for batch recording. Six reserved ports 124 are also provided, which provide convenience for later interface expansion and instrument function upgrade. The power connector 35 of the optoelectronic test module 27 is connected to the backplane power connector 18 to input power to the module. The signal connector 36 is connected to the backplane signal connector 18. Under the action of the power distribution unit 37, power is provided to the multimeter 97, optical power meter 99, optical attenuator 100, electric lifting platform and gravity sensor display 101 inside the module. At the same time, it is connected to the upper panel assembly 40 through a jumper and provides power to it. Under the action of the signal distribution unit 38, information interaction between the inside and outside of the module is realized, and electrical signals are provided to the upper panel assembly 40 through the jumper.

[0044] As attached Figures 13 to 15As shown, the upper panel assembly 40 includes an upper panel 41 and an upper cover 43. The upper panel 41 is provided with an optical power meter operation area 107, an optical attenuator operation area 108 and a multimeter operation area 109, and a silicone sealing ring 110 is installed on the inner edge to facilitate the fastening and installation of related instruments. Two speakers 116 are provided, and the speakers 116 are connected to the signal management unit 38 of the photoelectric measurement module 27 through jumpers. A display 111 is embedded in the center of the upper panel 41, and the display 111 is connected to the power distribution unit 37 and the signal management unit 38 of the photoelectric measurement module 27 through jumpers. A keyboard 112 is embedded directly below the display 111, and a lighting interface 113 is provided, which can be connected to a USB plug-in LED lighting to facilitate the appearance inspection of the device under test. A microphone interface 114 and a microphone switch 115 are provided, and are connected to the power distribution unit 37 of the photoelectric measurement module 27 through jumpers. The upper cover 43 is hinged to the upper panel 41. A scale 117 with an accuracy of 1 mm is provided at the edge of the upper cover 43, which can measure the length within 500 mm. The middle area is the weight measurement area 118 with a built-in weight sensor 119 for measuring weight. The cable of the weight sensor 119 is led out through the wiring hole 120 and connected to the weight sensor display 101. The weight measurement result is displayed on the weight sensor display 101. The upper cover 43 is wrapped with a protective cover 121 of a certain hardness and thickness to protect the components of the upper panel 41 from being crushed.

[0045] Captive screw 39 is a stainless steel captive screw PF10-M3-2. Video matrix 70, splicer 76, mixer 77, screen splitter 78, and audio processing module 71 are purchased from Xunwei. Mini host 60 is a Core i5 5200U 8G-120G. Multimeter 97 is a VICTOR VC9806+. Optical power meter 99 is an EXFO FRM-602. Optical attenuator 100 is an EXFO FVA-600-B-EI. Electric lifting platform is purchased from Guanghe Customization. Weight sensor 119 is a ZNLBM-IIX. Monitor 111 is an EYOYO. Keyboard 112 is an YANRON HS310.

[0046] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A portable multifunctional test box, characterized in that: The portable case comprises a portable case (1), an upper panel assembly (40) having a display module connected to the portable case (1), and a functional body (9) disposed in the portable case (1); The portable box (1) comprises a lower panel (8), two side panels (7), and a detachable front panel (5) and a rear panel (6); an upper panel assembly (40) is connected to the top of the portable box (1); The functional body (9) includes a structural frame (10) and multiple layers of mutually independent trays (28) connected to the structural frame (10), each tray (28) is installed with a test function module, and the connection test port of the test function module faces the front panel (5) or the rear panel (6), and the test function module is electrically connected to the upper panel assembly (40). The side panels (21) of the structural frame (10) are provided with mounting guide rails (11), and the structural frame (10) is fixedly connected with a power backplane (14) and a signal backplane (15), and the power backplane (14) is provided with a backplane power connector (18) corresponding to the trays one by one, and the signal backplane (15) is provided with a backplane signal connector (19) corresponding to the trays one by one; The tray (28) is provided with side wings (34) on both sides. The tray cooperates with the mounting guide rail (11) through the side wings (34) to form a sliding plug-in structure and is connected to the structural frame (10). Each tray (28) is provided with a power connector (35) corresponding to the backplane power connector (18). Each tray (28) is provided with a signal connector (36) corresponding to the backplane signal connector (19). The end of the tray (28) is fixed to the structural frame by bolts.

2. A portable multifunctional test box according to claim 1, characterized in that: The upper panel assembly (40) comprises an upper panel (41) and an upper cover (43); the upper panel (41) is fixed to the portable box (1) by bolts; and the upper panel (41) and the upper cover (43) are connected by a hinge.

3. The portable multifunctional test box according to claim 1, characterized in that: The two side panels (7) of the portable box (1) are each provided with a handle (2), a retractable pull rod (3) is provided on one side panel (7), and a universal wheel (4) is connected to the other side panel (7).

4. The portable multifunctional test box according to claim 1, characterized in that: The test function modules are a power supply module (24), an audio and video integrated module (25), a network test module (26) and a photoelectric measurement module (27) which are respectively installed on different trays (29).

5. The portable multifunctional test box according to claim 1, characterized in that: The functional body (9) is fixedly connected to the portable box (1) via an external fixing screw hole (13).

6. The portable multifunctional test box according to claim 2, characterized in that: A display (111) and a keyboard (112) are provided on the upper panel, and a weight sensor (119) is provided on the upper cover (43).

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