Anti-reverse-connection and power-adjustable display stand integrated power taking device and control method

Abstract

The invention discloses an anti-reverse-connection and power-adjustable showing stand integrated power taking device and a control method, and relates to the related field of showing stands, the anti-reverse-connection and power-adjustable showing stand integrated power taking device comprises a layer plate assembly, a lamp tube assembly, a power taking assembly, a showing stand assembly, a driving rod assembly and a plug assembly, the lower end of the layer plate assembly is rotationally connected with the lamp tube assembly, and the rear end of the layer plate assembly is fixedly connected with the power taking assembly; the rear end of the laminate assembly is in sliding connection with the showing stand assembly, stepless adjustment of the brightness of a lamp tube is achieved through the PWM technology, and diversified showing requirements are met; a driving assembly is innovatively combined with intelligent heat dissipation, so that stable operation of equipment is ensured; a unique pneumatic emergency power-off mechanism provides physical-level safety protection, response is rapid and reliable, the functions of manual and electric dual-mode operation, remote intelligent control, emergency lighting and the like are integrated, the industrial pain points that a traditional showing stand is tedious in installation and inconvenient to adjust, has potential safety hazards and the like are solved, and perfect unification of safety, flexibility and intelligence is achieved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of display stands, and particularly relates to a display stand integrated power taking device capable of preventing reverse connection and adjusting power and a control method. BACKGROUND

[0002] Display stands are tools for promoting products of enterprises. According to the characteristics of display stands, product promotion exquisite display stands are designed to match the display stands, and creative LOGO signs are added to make the products prominently displayed in front of the public, thereby increasing the advertising effect of the products. The exquisite display stands can display the characteristics of the products in all directions. The display stands are rich in accessories, and each component can be actively installed. The display stands are matched with multiple colors, and are designed by professional designers. The exquisite display stands make traditional facilities lose their luster.

[0003] For example, the multifunctional display stand (authorized publication number CN218683368U) includes a base and a display mechanism. The outer wall top end of the base is rotationally connected with the bottom end of the threaded rod on the left and right sides. The display mechanism includes a lifting plate. The lifting plate top end center is fixedly sleeved with a rotating motor. The rotating motor output end is fixedly connected with the bottom end of a rotating shaft. The rotating shaft bottom end is rotationally connected with the lifting plate top end center. The rotating shaft is rotated by the rotating motor output end. The rotating shaft simultaneously drives the first display stand, the second display stand and the third display stand to rotate, so that the displayed goods can be fully and comprehensively displayed. SUMMARY

[0004] Therefore, in order to solve the above problems, the present application provides a display stand integrated power taking device capable of preventing reverse connection and adjusting power and a control method.

[0005] The application is achieved by constructing a display stand integrated power taking device and control method capable of preventing reverse connection and adjusting power, which comprises a layer plate assembly, a lamp tube assembly, a power taking assembly, a display stand assembly, a driving rod assembly and a plug assembly, the lower end of the layer plate assembly is rotationally connected with the lamp tube assembly, the rear end of the layer plate assembly is fixedly connected with the power taking assembly, the rear end of the layer plate assembly is slidingly connected with the display stand assembly, the lower side of the display stand assembly is rotationally connected with the driving rod assembly, the rear end of the display stand assembly is fixedly connected with the plug assembly, the layer plate assembly further comprises a layer plate, the lower end of the layer plate is rotationally connected with the lamp tube assembly, a rotation groove is arranged on the upper end of the layer plate, a rotating disc is rotationally connected with the layer plate through the rotation groove, a first bevel gear is rotationally connected with the inner middle part of the layer plate, the upper end of the first bevel gear is fixedly connected with the lower end of the rotating disc, a second bevel gear is rotationally connected with the inner middle part of the layer plate, the front end tooth surface of the second bevel gear is engaged with the rear side tooth surface of the lower end of the first bevel gear, and a first rotating rod is rotationally connected with the inner middle part of the layer plate, the front end of the first rotating rod is fixedly connected with the middle part of the second bevel gear.

[0006] Preferably, the lamp tube assembly comprises a lamp tube holder fixedly connected with the lower end of the layer plate, a magnetic positive pole fixedly connected with the front end of the lamp tube holder, a lamp tube rotationally connected with the hollow groove in the lower end of the lamp tube holder, a lamp tube wire fixedly connected with the rear end of the lamp tube, a micro conductive slip ring slidingly connected with the rear end of the lamp tube wire and fixedly connected with the rear end of the lamp tube holder, a knob rotationally connected with the front end of the lamp tube holder and fixedly connected with the lamp tube, and a magnetic negative pole detachably connected with the magnetic positive pole and slidingly connected with the rear end of the knob.

[0007] Preferably, the power taking assembly comprises a lamp tube power taking plug, the front end of the lamp tube power taking plug is fixedly connected with the wire at the rear end of the micro conductive slip ring, and the lamp tube power taking plug is fixedly connected with the rear end of the layer plate on both sides, a clamping groove is arranged on both ends of the lamp tube power taking plug, a socket is slidingly connected with the front end of the lamp tube power taking plug, a limiting seat block is fixedly connected with both ends of the socket, a guide arc-shaped groove is arranged on the front end of the socket, a limiting bead is slidingly connected with the side surface of the limiting seat block and slidingly connected with the lamp tube power taking plug through the clamping groove, and a spring is fixedly connected with the inner part of the limiting seat block and fixedly connected with the limiting bead on the side surface.

[0008] Preferably, the show shelf assembly comprises: a show shelf, the hollow slot at the front end of the show shelf is fixedly connected with the socket and the limiting block, the front end of the show shelf is slidably connected with the layer plate; a driving motor, the driving motor is fixedly connected to the inner bottom of the show shelf; a second rotating rod, the second rotating rod is rotatably connected to the middle of the show shelf, the lower end of the second rotating rod is fixedly connected with the driving shaft at the upper end of the driving motor; a fourth bevel gear, the middle of the fourth bevel gear is slidably connected with the second rotating rod, the front end of the fourth bevel gear is meshed with the rear end of the third bevel gear; a sliding groove, the sliding groove is arranged in the middle of the front end of the show shelf; a PWM display controller, the PWM display controller is fixedly connected to the right end of the show shelf; a wireless signal transceiver, the wireless signal transceiver is fixedly connected to the right end of the lower side of the PWM display controller; a temperature sensor, the temperature sensor is fixedly connected to the left end of the PWM display controller; a current transformer, the current transformer is fixedly connected to the left end of the PWM display controller.

[0009] Preferably, the driving rod assembly comprises: an adjusting sliding block, the upper end of the adjusting sliding block is fixedly connected with the lower end of the fourth bevel gear, the middle of the adjusting sliding block is slidably connected with the second rotating rod; an adjusting handle, the rear end of the adjusting handle is rotatably connected with the adjusting sliding block, the adjusting handle is slidably connected with the show shelf through the sliding groove; a fifth bevel gear, the fifth bevel gear is rotatably connected to the inner bottom of the lower end of the show shelf, the lower side of the front end of the fifth bevel gear is meshed with the rear side of the upper end of the fourth bevel gear; a third rotating rod, the third rotating rod is rotatably connected to the inner bottom of the lower end of the show shelf, the front end of the third rotating rod is fixedly connected with the fifth bevel gear; a fan blade, the fan blade is rotatably connected to the inner bottom of the rear end of the show shelf, the front end of the fan blade is fixedly connected with the rear end of the third rotating rod; a bearing, the middle of the bearing is fixedly connected with the third rotating rod; a dustproof net, the dustproof net is fixedly connected to the rear end of the show shelf, the front end of the dustproof net is fixedly connected with the outer ring of the bearing.

[0010] Preferably, the plug assembly comprises: an emergency power supply, the emergency power supply is fixedly connected to the inner bottom of the lower end of the show shelf; an electric wire and gas pipe sleeve, the front end of the electric wire and gas pipe sleeve is fixedly connected with the rear end of the show shelf; a main power supply wire, the front end of the main power supply wire is fixedly connected with the PWM display controller through the show shelf, the main power supply wire is fixedly connected to the inner bottom of the electric wire and gas pipe sleeve; a main power supply plug, the front end of the main power supply plug is fixedly connected with the main power supply wire, the front end of the main power supply plug is fixedly connected with the electric wire and gas pipe sleeve; a gas guide frame, the hollow slots at the left and right ends of the main power supply plug of the gas guide frame; an air bag, the air bag is fixedly connected to the rear end of the gas guide frame; a gas conveying pipe, the rear end of the gas conveying pipe is fixedly connected with the gas guide frame, the middle of the gas conveying pipe is fixedly connected to the inner bottom of the electric wire and gas pipe sleeve; a gas pump, the gas pump is fixedly connected to the inner bottom of the show shelf.

[0011] Preferably, the rear end of the gas pump is fixedly connected with the gas conveying pipe.

[0012] A display stand integrated power taking method capable of preventing reverse connection and adjusting power comprises the following steps: S.1 When the layer plate is inserted into the front end of the display stand, the user can change the duty cycle of the output current by operating the PWM display controller to adopt the PWM pulse width modulation technology, thereby steplessly adjusting the brightness of the lamp tube. S.2 Then, the knob can be rotated to drive the lamp tube to rotate and adjust the illumination angle. S.3 The display stand is rotated: the driving motor can be controlled to start to drive the second rotating rod and the fourth bevel gear to synchronously rotate, and simultaneously drive the third bevel gear, the first rotating rod and the second bevel gear to rotate, so that the first bevel gear drives the rotating disc to rotate and display the exhibits. S.4 When it is needed to make the rotating disc not rotate: the adjusting handle can be pulled to move downward to drive the fourth bevel gear to slide downward through the adjusting slider, so that the fourth bevel gear is separated from the third bevel gear, and the rotating disc can be made not to rotate. S.5 Meanwhile, when the driving motor starts, the fourth bevel gear can drive the fifth bevel gear, the third rotating rod and the fan blade to synchronously rotate, so that the fan blade blows out the heat generated by the equipment in the display stand to dissipate heat. S.6 The current transformer is arranged to monitor the power supply loop current in real time, and once overcurrent or overheating occurs, the PWM display controller immediately reduces the output power. S.7 When the temperature sensor detects that the temperature inside the display stand exceeds the set threshold value, the PWM display controller can control the air pump to start to inflate the air bag through the air supply pipe to make the air bag expand, so that the main power supply plug is “pushed out” from the socket on the wall, and physical level quick power-off is realized.

[0013] The present application has the following advantages: the present application provides a display stand integrated power taking device and control method capable of preventing reverse connection and adjusting power by improvement, and compared with the same type of equipment, the present application has the following improvements: The display stand integrated power taking device and control method can realize stepless adjustment of the brightness of the lamp tube through the arrangement of the PWM technology, meet diversified display requirements, innovatively combine the driving assembly with intelligent heat dissipation to ensure stable operation of the equipment, and provide physical level safety protection through the unique pneumatic emergency power-off mechanism, and the response is rapid and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 is a structural schematic diagram of the present application; Fig. 2 is a structural schematic diagram of the layer plate assembly of the present application; Fig. 3This is a schematic diagram of the lamp tube assembly structure of the present invention; Fig. 4 This is a schematic diagram of the power extraction component structure of the present invention; Fig. 5 This is a schematic diagram of the display rack component structure of the present invention; Fig. 6 This is a schematic diagram of the drive rod assembly structure of the present invention; Fig. 7 This is a schematic diagram of the plug assembly structure of the present invention.

[0015] The components include: shelf assembly-1, shelf-11, rotating groove-12, turntable-13, first conical tooth-14, second conical tooth-15, first rotating rod-16, third conical tooth-17, lamp assembly-2, lamp holder-21, magnetic positive electrode-22, lamp tube-23, lamp wire-24, miniature conductive slip ring-25, knob-26, magnetic negative electrode-27, power supply assembly-3, lamp power supply plug-31, card slot-32, socket-33, limit seat block-34, guide arc groove-35, limit bead-36, spring-37, display rack assembly-4, display rack-41, drive... 42. Motor-43. Second rotating rod-44. Fourth bevel gear-45. Slide groove-46. PWM display controller-47. Wireless signal transceiver-48. Temperature sensor-49. Current transformer-40. Drive rod assembly-51. Adjusting slider-52. Adjusting handle-53. Fifth bevel gear-54. Third rotating rod-55. Fan blade-56. Bearing-57. Dustproof net-58. Plug assembly-69. Emergency power supply-61. Wire and air hose sleeve-62. Main power supply line-63. Main power supply plug-64. Air guide frame-65. Airbag-66. Air delivery pipe-67. Air pump-68. Detailed Implementation

[0016] The following is in conjunction with the appendix Figs. 1-7 The principles and features of the present invention are described below. The examples given are for illustrative purposes only and are not intended to limit the scope of the invention. The invention is described more specifically in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the invention will become clearer from the following description. It should be noted that the drawings are in a very simplified form and use non-precise proportions, and are only used to facilitate and clarify the illustration of the embodiments of the invention.

[0017] It should be understood that when an element as a layer, region or plate is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. In addition, it should be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. Also, it should be understood that when an element is referred to as being "positioned on" another element, it can be directly on the other element or intervening elements can also be present.

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. All publications, patent applications, patents, and other references mentioned herein are incorporated by reference in their entirety.

[0019] Embodiment One:

[0020] Please refer to Figs. 1-7 The application discloses a display stand integrated power taking device and control method capable of preventing reverse connection and adjusting power, which comprises a layer plate assembly 1, a lamp tube assembly 2, a power taking assembly 3, a display stand assembly 4, a driving rod assembly 5 and a plug assembly 6. The lower end of the layer plate assembly 1 is rotationally connected with the lamp tube assembly 2, the rear end of the layer plate assembly 1 is fixedly connected with the power taking assembly 3, the rear end of the layer plate assembly 1 is slidingly connected with the display stand assembly 4, the lower inner side of the display stand assembly 4 is rotationally connected with the driving rod assembly 5, and the rear end of the display stand assembly 4 is fixedly connected with the plug assembly 6. The layer plate assembly 1 further comprises a layer plate 11, the lower end of the layer plate 11 is rotationally connected with the lamp tube assembly 2, the layer plate 11 is arranged as a core bearing platform and used for placing display articles and integrating all other functional assemblies, the rotation groove 12 is arranged at the upper end of the layer plate 11, the lower end of the rotating disc 13 is rotationally connected with the layer plate 11 through the rotation groove 12, the first bevel gear 14 is rotationally connected with the inner middle part of the layer plate 11, the upper end of the first bevel gear 14 is fixedly connected with the lower end of the rotating disc 13, the second bevel gear 15 is rotationally connected with the inner middle part of the layer plate 11, the front end tooth surface of the second bevel gear 15 is meshed with the rear end tooth surface of the first bevel gear 14, the first rotating rod 16 is rotationally connected with the inner middle part of the layer plate 11, the front end of the first rotating rod 16 is fixedly connected with the middle part of the second bevel gear 15, and the third bevel gear 17 is rotationally connected with the rear middle part of the layer plate 11.

[0021] The lamp tube assembly 2, the lamp tube frame 21 is fixedly connected to the lower end of the layer plate 11, the magnetic positive pole 22 is fixedly connected to the front end of the lamp tube frame 21, the lamp tube 23 is rotatably connected to the hollow groove in the lower end of the lamp tube frame 21, the lamp tube wire 24 is fixedly connected to the rear end of the lamp tube 23, the front end of the micro conductive slip ring 25 is slidably connected with the rear end of the lamp tube wire 24, and the micro conductive slip ring 25 is fixedly connected to the rear end of the lamp tube frame 21. The setting of the micro conductive slip ring 25 solves the problem of wire winding of the rotatable lamp tube 23, allows the lamp tube to continuously and stably obtain power supply when the angle is adjusted, greatly increases the practicability and durability of the design, the rear end of the knob 26 is rotatably connected with the front end of the lamp tube frame 21, the rear end of the knob 26 is fixedly connected with the lamp tube 23, the rear end of the magnetic negative pole 27 is detachably connected with the magnetic positive pole 22, and the magnetic negative pole 27 is slidably connected with the rear end of the knob 26.

[0022] The power taking assembly 3, the front end of the lamp tube power taking plug 31 is electrically connected with the rear end of the micro conductive slip ring 25, the lamp tube power taking plug 31 is fixedly connected to the left and right sides of the rear end of the layer plate 11, the clamping groove 32 is arranged at the left and right ends of the lamp tube power taking plug 31, the front end of the socket 33 is slidably connected with the lamp tube power taking plug 31, the limiting seat block 34 is fixedly connected to the left and right ends of the socket 33, the guide arc-shaped groove 35 is arranged at the front end of the socket 33, the limiting bead 36 is slidably connected to the side surface of the limiting seat block 34, and the limiting bead 36 is clamped into the clamping groove 32 under the action of the spring 37 after the lamp tube power taking plug 31 is inserted into the socket 33, thereby forming reliable locking and preventing the connection from being loosened or powered off due to vibration or accidental pulling during use. The limiting bead 36 is slidably connected with the lamp tube power taking plug 31 through the clamping groove 32, the spring 37 is fixedly connected to the inside of the limiting seat block 34, and the side surface of the spring 37 is fixedly connected with the limiting bead 36.

[0023] The display stand assembly 4, the front end hollow groove of the display stand 41 is fixedly connected with the socket 33 and the limiting seat block 34, the front end of the display stand 41 is slidably connected with the layer plate 11, the driving motor 42 is fixedly connected to the inside of the lower end of the display stand 41, the second rotating rod 43 is rotatably connected to the middle part of the display stand 41, the lower end of the second rotating rod 43 is fixedly connected with the driving shaft of the upper end of the driving motor 42, the fourth bevel gear 44 is slidably connected with the second rotating rod 43, the front end tooth surface of the fourth bevel gear 44 is meshed with the rear end tooth surface of the third bevel gear 17, the sliding groove 45 is arranged at the middle part of the front end of the display stand 41, the PWM display controller 46 is fixedly connected to the right end of the display stand 41, the setting of the PWM display controller 46 adopts the PWM technology to adjust the lamp power, can realize smooth and stepless adjustment of the brightness of the light, meets the lighting needs of different exhibits and environments, the wireless signal transceiver 47 is fixedly connected to the lower side of the right end of the PWM display controller 46, the temperature sensor 48 is fixedly connected to the left end of the PWM display controller 46, and the current transformer 49 is fixedly connected to the left end of the PWM display controller 46.

[0024] The application provides a display stand integrated power taking device and control method with anti-reverse connection and adjustable power by improvement, and the working principle is as follows: First, when using the device, first place the device in the working area, then connect the device with an external power supply, which can provide the required power for the operation of the device. Second, when the device is needed, first push the rear end of the layer plate 11 to connect with the hollow slot at the front end of the display stand 41, so that the lamp power taking plug 31 is connected with the socket 33 to supply power to the internal components of the layer plate 11, and the third bevel gear 17 is engaged with the fourth bevel gear 44, and after the lamp power taking plug 31 is inserted into the socket 33, the limiting bead 36 is clamped into the clamping groove 32 under the action of the spring 37, forming reliable locking, preventing the connection from loosening or power failure due to vibration or accidental pulling during use, and the guide arc-shaped groove 35 is provided to guide the insertion, making the insertion process more smooth and accurate, and protecting the interface from damage, then the knob 26 can be rotated to drive the lamp 23 to rotate to a specified angle to illuminate the exhibit, and the magnetic positive pole 22 and the magnetic negative pole 27 are provided to fix the lamp 23 after it is rotated to a specified angle, and the micro conductive slip ring 25 is provided to solve the problem of wire winding of the rotatable lamp 23, allowing the lamp to continuously and stably obtain power supply when adjusting the angle, greatly increasing the practicality and durability of the design.

[0025] When the power of the lamp 23 needs to be adjusted, the PWM technology can be used to adjust the lamp power through the setting of the PWM display controller 46, realizing smooth and stepless adjustment of the brightness of the light, meeting the lighting needs of different exhibits and environments, and when the rotating disc 13 needs to be rotated to display the exhibits, the second rotating rod 43 and the fourth bevel gear 44 can be driven to rotate synchronously by controlling the driving motor 42, and the third bevel gear 17, the first rotating rod 16 and the second bevel gear 15 are also driven to rotate, so that the first bevel gear 14 drives the rotating disc 13 to rotate to display the exhibits on the upper end of the rotating disc 13, and the current transformer 49 is provided to monitor the power supply circuit current in real time, and once overcurrent or overheating occurs, the PWM display controller 46 can immediately reduce the output power, significantly improving the safety and reliability of the device, and the wireless signal transceiver 47 is provided to realize remote control and Internet of Things functions of the device, and the user can remotely adjust the brightness and control the rotation through a mobile phone, remote controller and other devices, greatly improving the convenience and intelligent level.

[0026] Example two:

[0027] Please refer to Figs. 1-7The anti-reverse connection and adjustable power display stand integrated power taking device and control method of the present application, compared with the first embodiment, further comprises: a drive rod assembly 5, the upper end of the adjusting slider 51 is fixedly connected with the lower end of the fourth bevel gear 44, the middle part of the adjusting slider 51 is slidingly connected with the second rotating rod 43, the rear end of the adjusting handle 52 is rotatably connected with the adjusting slider 51, the adjusting handle 52 is slidingly connected with the display stand 41 through the sliding groove 45, the fifth bevel gear 53 is rotatably connected inside the lower end of the display stand 41, the front end of the fifth bevel gear 53 is meshed with the rear side tooth surface of the upper end of the fourth bevel gear 44, the third rotating rod 54 is rotatably connected inside the lower end of the display stand 41, the front end of the third rotating rod 54 is fixedly connected with the fifth bevel gear 53, the fan blade 55 is rotatably connected inside the rear end of the display stand 41, the front end of the fan blade 55 is fixedly connected with the rear end of the third rotating rod 54, the middle part of the bearing 56 is fixedly connected with the third rotating rod 54, and the dust screen 57 is fixedly connected to the rear end of the display stand 41. Through the setting of the dust screen 57, the smoothness of the heat dissipation airflow is ensured, dust is effectively prevented from entering the inside of the display stand, cleanliness is maintained, the service life of the internal components is prolonged, and the front end of the dust screen 57 is fixedly connected with the outer ring of the bearing 56.

[0028] The plug assembly 6, the emergency power supply 61 is fixedly connected inside the lower end of the display stand 41, through the setting of the emergency power supply 61, when the external power supply is accidentally interrupted, it can automatically switch to emergency power supply, ensure that the display lamp will not be immediately extinguished, protect the display effect and avoid the safety problem that may be caused by sudden darkness, the front end of the wire gas pipe sleeve 62 is fixedly connected with the rear end of the display stand 41, the front end of the main power supply wire 63 passes through the display stand 41 and is fixedly connected with the PWM display controller 46, the main power supply wire 63 is fixedly connected inside the wire gas pipe sleeve 62, the front end of the main power supply plug 64 is fixedly connected with the main power supply wire 63, the front end of the main power supply plug 64 is fixedly connected with the wire gas pipe sleeve 62, the main power supply plug 64 is fixedly connected with the wire gas pipe sleeve 62, the gas guide frame 65 is fixedly connected with the wire gas pipe sleeve 62, the gas pump 68 is fixedly connected inside the display stand 41, and the rear end of the gas pump 68 is fixedly connected with the gas guide frame 65.

[0029] In this embodiment: First, when the device needs to be cooled, the fourth bevel gear 44 can be controlled by the PWM display controller 46 to rotate the fifth bevel gear 53, the third rotating rod 54 and the fan blade 55 synchronously, so that the fan blade 55 is forced to be cooled, preventing performance degradation or failure due to overheating, improving the stability of long-term operation of the device, and through the setting of the dust screen 57, the dust is prevented from entering the inside of the display stand while ensuring smooth heat dissipation airflow, keeping clean and prolonging the service life of internal components. When the rotating disc 13 needs to be stopped from rotating, the adjusting handle 52 can be pulled down to move the fourth bevel gear 44 downward through the adjusting sliding block 51 to drive the fourth bevel gear 44 to separate from the third bevel gear 17, so that the rotating disc 13 does not rotate, and the temperature sensor 48 can be controlled to start. When the temperature sensor 48 detects that the temperature inside the display stand 41 exceeds the set threshold, the PWM display controller 46 can control the air pump 68 to start and inflate the air bag 66 through the air pipe 67 to make the air bag 66 expand and "top out" the main power plug 64 from the socket on the wall, realizing physical level quick power-off. And through the setting of the wire air pipe sleeve 62, the wire harness is regularized, avoiding clutter, being more beautiful and safe, and through the setting of the emergency power supply 61, when the external power supply is interrupted accidentally, the emergency power supply can be automatically switched to ensure that the display lamp does not immediately go out, protecting the display effect and avoiding safety problems that may be caused by sudden darkness.

[0030] The application provides a display stand integrated power taking device and control method with anti-reverse connection and adjustable power by improvement, the PWM technology is arranged to realize stepless adjustment of brightness of the lamp tube 23, and diversified display requirements are met;The driving assembly is innovatively combined with intelligent heat dissipation to ensure stable operation of the equipment;The unique pneumatic emergency power-off mechanism provides physical level safety protection, is fast and reliable in response, integrates manual and electric dual mode operation, remote intelligent control, emergency lighting and other functions, solves industry pain points such as complicated installation, inconvenient adjustment and hidden safety hazards of traditional display stands, and realizes perfect unification of safety, flexibility and intelligence.

[0031] The basic principle and main features of the application are shown and described, the advantages of the application are shown and described, and the standard parts used in the application can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional bolt rivet, welding and other conventional means in the prior art, the mechanical parts and equipment adopt conventional types in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0032] The foregoing description of the disclosed embodiments enables a person skilled in the art to make or use the application. Modifications of these embodiments will occur to persons of skill in the art, and that the appended claims are intended to cover all such modifications that do not depart from the true spirit and scope of the application. Therefore, the application is not limited to the embodiments shown but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A display stand integrated power taking device with reverse connection prevention and adjustable power, comprising a layer plate assembly (1), a lamp tube assembly (2), a power taking assembly (3), a display stand assembly (4), a driving rod assembly (5), and a plug assembly (6), the lower end of the layer plate assembly (1) is rotationally connected with the lamp tube assembly (2), the rear end of the layer plate assembly (1) is fixedly connected with the power taking assembly (3), the rear end of the layer plate assembly (1) is slidingly connected with the display stand assembly (4), the lower side of the display stand assembly (4) is rotationally connected with the driving rod assembly (5), and the rear end of the display stand assembly (4) is fixedly connected with the plug assembly (6), characterized in that: The layer plate assembly (1) further comprises: a layer plate (11), the lower end of which is rotationally connected with the lamp tube assembly (2); a rotation groove (12) arranged on the upper end of the layer plate (11); a rotating disc (13), the lower end of which is rotationally connected with the layer plate (11) through the rotation groove (12); a first bevel gear (14), which is rotationally connected inside the middle part of the layer plate (11), and the upper end of which is fixedly connected with the lower end of the rotating disc (13); a second bevel gear (15), which is rotationally connected inside the middle part of the layer plate (11), and the front end tooth surface of which is engaged with the rear side tooth surface of the lower end of the first bevel gear (14); a first rotating rod (16), which is rotationally connected inside the middle part of the layer plate (11), and the front end of which is fixedly connected with the middle part of the second bevel gear (15); a third bevel gear (17), which is rotationally connected with the middle part of the rear end of the layer plate (11), and the middle part of which is fixedly connected with the rear end of the first rotating rod (16).

2. The reverse connection prevention and adjustable power display stand integrated power taking device according to claim 1, characterized in that: The lamp tube assembly (2) comprises: a lamp tube frame (21), which is fixedly connected with the lower end of the layer plate (11); a magnetic positive pole (22), which is fixedly connected with the front end of the lamp tube frame (21); a lamp tube (23), which is rotationally connected inside the hollow groove of the lower end of the lamp tube frame (21); a lamp tube wire (24), which is fixedly connected with the rear end of the lamp tube (23); a micro conductive slip ring (25), the front end of which is slidingly connected with the rear end of the lamp tube wire (24), and which is fixedly connected with the rear end of the lamp tube frame (21); a knob (26), the rear end of which is rotationally connected with the front end of the lamp tube frame (21), and which is fixedly connected with the lamp tube (23); a magnetic negative pole (27), the rear end of which is detachably connected with the magnetic positive pole (22), and which is slidingly connected with the rear end of the knob (26).

3. The reverse connection prevention and adjustable power display stand integrated power taking device according to claim 2, characterized in that: The power taking assembly (3) comprises: a lamp tube power taking plug (31), the front end of which is electrically connected with the rear end of the micro conductive slip ring (25), and which is fixedly connected with the rear end of the layer plate (11) on both sides; a clamping groove (32) arranged on both ends of the lamp tube power taking plug (31); a socket (33), the front end of which is slidingly connected with the lamp tube power taking plug (31); a limiting seat block (34), which is fixedly connected with both ends of the socket (33); a guide arc-shaped groove (35) arranged on the front end of the socket (33); a limiting bead (36), which is slidingly connected with the side surface of the limiting seat block (34), and which is slidingly connected with the lamp tube power taking plug (31) through the clamping groove (32). A spring (37) is fixedly connected inside the limiting seat block (34), and the side surface of the spring (37) is fixedly connected with the limiting bead (36).

4. The reverse connection prevention and adjustable power display stand integrated power taking device according to claim 3, characterized in that: The display stand assembly (4) comprises: A display stand (41) is fixedly connected with the socket (33) and the limiting seat block (34) through the hollow slot at the front end of the display stand (41), and the display stand (41) is slidingly connected with the layer plate (11) at the front end; A driving motor (42) is fixedly connected inside the lower end of the display stand (41); A second rotating rod (43) is rotatably connected to the middle part of the display stand (41), and the lower end of the second rotating rod (43) is fixedly connected with the driving shaft at the upper end of the driving motor (42); A fourth bevel gear (44) is slidingly connected with the second rotating rod (43) at the middle part, and the front end tooth surface of the fourth bevel gear (44) is engaged with the rear end tooth surface of the third bevel gear (17); A sliding groove (45) is arranged at the middle part of the front end of the display stand (41); A PWM display controller (46) is fixedly connected to the right end of the display stand (41); A wireless signal transceiver (47) is fixedly connected to the lower side of the right end of the PWM display controller (46); A temperature sensor (48) is fixedly connected to the left end of the PWM display controller (46); A current transformer (49) is fixedly connected to the left end of the PWM display controller (46).

5. The reverse connection prevention and adjustable power display stand integrated power taking device according to claim 4, characterized in that: The driving rod assembly (5) comprises: An adjusting sliding block (51) is fixedly connected with the lower end of the fourth bevel gear (44) at the upper end, and the adjusting sliding block (51) is slidingly connected with the second rotating rod (43) at the middle part; An adjusting handle (52) is rotatably connected with the adjusting sliding block (51) at the rear end, and the adjusting handle (52) is slidingly connected with the display stand (41) through the sliding groove (45); A fifth bevel gear (53) is rotatably connected inside the lower end of the display stand (41), and the front end lower side tooth surface of the fifth bevel gear (53) is engaged with the upper end rear side tooth surface of the fourth bevel gear (44); A third rotating rod (54) is rotatably connected inside the lower end of the display stand (41), and the front end of the third rotating rod (54) is fixedly connected with the fifth bevel gear (53); A fan blade (55) is rotatably connected inside the rear end of the display stand (41), and the front end of the fan blade (55) is fixedly connected with the rear end of the third rotating rod (54); A bearing (56) is fixedly connected with the third rotating rod (54) at the middle part; A dustproof net (57) is fixedly connected to the rear end of the display stand (41), and the front end middle part of the dustproof net (57) is fixedly connected with the outer ring of the bearing (56).

6. The reverse connection prevention and adjustable power display stand integrated power taking device according to claim 5, characterized in that: The plug assembly (6) comprises: An emergency power supply (61) is fixedly connected inside the lower end of the display stand (41). Electric wire gas pipe cover (62), the electric wire gas pipe cover (62) front end and show stand (41) rear end fixed connection; Main power supply line (63), the main power supply line (63) front end passes through show stand (41) and PWM display controller (46) fixed connection, the main power supply line (63) fixed connection in electric wire gas pipe cover (62) inside; Main power supply plug (64), the main power supply plug (64) front end and main power supply line (63) fixed connection, the main power supply plug (64) front end and electric wire gas pipe cover (62) fixed connection; Gas guide frame (65), the gas guide frame (65) main power supply plug (64) left and right two ends hollow slot inside; Air bag (66), the air bag (66) fixed connection in gas guide frame (65) rear end; Gas pipe (67), the gas pipe (67) rear end and gas guide frame (65) fixed connection, the gas pipe (67) middle part fixed connection in electric wire gas pipe cover (62) inside; Air pump (68), the air pump (68) fixed connection in show stand (41) inside.

7. The reverse connection prevention and adjustable power display stand integrated power taking device according to claim 6, characterized in that: The air pump (68) rear end and gas pipe (67) fixed connection.

8. The anti-reverse and adjustable power display stand integrated power taking method, implements the anti-reverse and adjustable power display stand integrated power taking device as claimed in claim 7, characterized in that: Including the following steps; S1. when the layer board (11) is inserted into the front end of the show stand (41), the user can change the duty cycle of the output current by operating the PWM display controller (46) using the PWM pulse width modulation technology, and steplessly adjust the brightness of the lamp tube (23). S2. Then the knob (26) can be rotated to drive the lamp tube (23) to rotate and adjust the illumination angle. S3. The rotating disc (13) rotates to display the exhibits: the driving motor (42) can be controlled to start to drive the second rotating rod (43) and the fourth bevel gear (44) to rotate synchronously, and drive the third bevel gear (17), the first rotating rod (16) and the second bevel gear (15) to rotate, so that the first bevel gear (14) drives the rotating disc (13) to rotate to display the exhibits. S4. When it is needed to make the rotating disc (13) not rotate: the adjusting handle (52) can be pulled downward to move through the adjusting slider (51) to drive the fourth bevel gear (44) to slide downward, so that the fourth bevel gear (44) is separated from the third bevel gear (17), and the rotating disc (13) can be made not to rotate. S5. At the same time, when the driving motor (42) starts, the fourth bevel gear (44) can drive the fifth bevel gear (53), the third rotating rod (54) and the fan blade (55) to rotate synchronously, so that the fan blade (55) blows out the heat generated by the equipment in the show stand (41) to dissipate heat. S6. The current transformer (49) is arranged to monitor the power supply loop current in real time, and once overcurrent or overheating occurs, the PWM display controller (46) immediately reduces the output power. S7. When the temperature sensor (48) detects that the temperature inside the show stand (41) exceeds the set threshold value, the PWM display controller (46) can control the air pump (68) to start to inflate the air bag (66) through the gas pipe (67) to make the air bag (66) expand, so that the main power supply plug (64) is "topped out" from the socket on the wall, and physical level quick power-off is realized.

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