CN115145364A - removable display device - Google Patents

Abstract

The application provides a movable display device, including: a movable seat; the power supply assembly is arranged in the movable seat; the bracket is arranged on the movable seat; the connecting wire is arranged in the bracket, and one end of the connecting wire, which is close to the moving seat, is electrically connected with the power supply assembly; and the display screen is arranged on the bracket and is electrically connected with the other end of the connecting wire. The application provides a portable display device can simplify the inside structure of display screen, alleviates the weight of display screen, improves portable display device's stability, and can reduce the calorific capacity of display screen, and is favorable to improving the life of display screen.

Description

removable display device

technical field

The present application belongs to the technical field of display devices, and more particularly, relates to a movable display device.

Background technique

Most of the existing large-size display screens are fixed on the desktop or mounted on the wall. The movable large-size display usually uses a mobile bracket to install the display host. The display host has built-in power components, etc., and the overall thickness and weight are large, which is not conducive to the movement of the display host, and will affect the stability of the large-size display. Resulting in inconvenience for the movement of the large-size display. Moreover, the display host needs to be connected to an external power supply through a power cord. During the movement of the mobile stand, the power cord is easily involved in the display host, which affects the stability of the large-size display and makes the movement of the large-size display inconvenient.

SUMMARY OF THE INVENTION

The purpose of the embodiments of the present application is to provide a movable display device to solve the technical problem of inconvenient movement of large-size displays in the prior art.

In order to achieve the above purpose, the technical solution adopted in this application is to provide a movable display device, including:

mobile seat;

a power supply assembly installed in the mobile seat;

a bracket, mounted on the movable seat;

A connecting wire is installed in the bracket, and one end of the connecting wire close to the moving base is electrically connected to the power supply assembly; and,

The display screen is installed on the bracket, and the display screen is electrically connected with the other end of the connecting wire.

Using the movable base can facilitate the movement of the movable display device, and by installing the power supply assembly in the movable base, the internal structure of the display screen can be simplified, the weight of the display screen can be reduced, and the stability of the movable display device can be improved. The power supply assembly is installed in the mobile base, the connection between the power cord and the display screen is canceled, and the height of the connection position between the power cord and the movable display device is reduced, which can prevent the power cord from pulling on the display screen during the movement of the movable display device. The tipping of the mobile display device is beneficial to improve the stability of the movable display device and improve the security of the movable display device. In addition, since the power supply assembly is installed in the mobile base, the heat generation of the display screen can be reduced, which is beneficial to improve the service life of the display screen.

In one embodiment, the moving base includes a box body, a counterweight plate installed in the box body, and a plurality of rollers for rollingly supporting the counterweight plate, and the power supply assembly is mounted on the counterweight plate , the box body is provided with a first opening for each of the rollers to extend, the box body is provided with a second opening at a position corresponding to the bracket, and the bracket extends into the second opening , and is connected with the counterweight plate.

By adopting the above technical means, it is beneficial to enhance the stability.

In one embodiment, the power supply assembly includes an input interface for plugging and connecting a power cord, a power supply circuit board for driving the display screen, and a battery connected to the power supply circuit board, and the input interface is connected to the power supply circuit board. The power supply circuit board is electrically connected, the power supply circuit board is electrically connected with the connecting wire, the input interface is mounted on the box body, and the battery and the power supply circuit board are mounted on the counterweight plate .

By adopting the above technical means, it is beneficial to improve the stability of the mobile base and to facilitate the heat dissipation of the power supply assembly.

In one embodiment, a first slot into which the bracket is inserted is defined on the counterweight plate, a first plug connector electrically connected to the power supply assembly is installed in the first slot, and the connection The end of the wire is provided with a first plug connected to the first plug connector, and the first plug is fixed on the bracket.

By adopting the above technical means, the electrical connection between the connecting wire and the power supply assembly can be facilitated.

In one embodiment, a side edge of the bracket close to one end of the weight plate is provided with a second slot, and a fixing seat connected to the first plug is inserted into the second slot.

By adopting the above technical means, the installation of the first plug is facilitated, and the structural strength of the connection between the bracket and the counterweight plate can be guaranteed.

In one embodiment, the first plug connector includes a first connecting plate connected to the weight plate, a first plug body disposed on the first connecting plate, and a first connecting plate disposed on the first connecting plate The first plug body is connected with the first plug, and the bracket is provided with a chute for inserting the guide arm.

By adopting the above technical means, it is possible to facilitate alignment and insertion.

In one embodiment, a clamping strip is provided on the counterweight plate, the clamping strip is arranged along the height direction of the bracket, and a first strip-shaped groove is formed on the bracket for the clamping strip to be inserted into.

By adopting the above technical means, it is possible to facilitate the aligning and plugging, and the rotation of the bracket can be restricted.

In one embodiment, the display screen is provided with a second plug connector, and the end of the connecting wire close to the display screen is provided with a second plug connected to the second plug connector.

By adopting the above technical means, the installation and disassembly of the display screen are facilitated.

In one embodiment, the bracket includes a vertical pole, a sliding seat slidably arranged on the vertical pole, and a hanging piece for mounting the sliding seat, and one end of the hanging piece is connected to the vertical pole. The other end of the hanging piece is connected with the sliding seat, and the display screen is mounted on the sliding seat.

By adopting the above technical means, the height of the display screen can be adjusted.

In one embodiment, a through hole is formed in the vertical pole, the through hole is arranged along the length direction of the vertical pole, and an end of the vertical pole away from the moving seat is opened with a through hole communicating with the through hole. a second strip-shaped groove, the second strip-shaped groove is disposed along the length direction of the vertical rod; the sliding seat includes a first connecting arm slidably inserted into the through hole and a first connecting arm disposed in the first connecting rod The second connecting arm on the arm, the hanging piece is located in the through hole, and the hanging piece is connected with the first connecting arm, and the second connecting arm is adjacent to the part of the first connecting arm It is movably placed in the second strip-shaped groove, and one end of the second connecting arm away from the first connecting arm is detachably connected to the display screen.

By adopting the above technical means, the sliding connection between the sliding seat and the vertical rod can be realized.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present application more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only for the present application. In some embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic three-dimensional structure diagram of a movable display device according to an embodiment of the present application;

Fig. 2 is the exploded view of moving seat in Fig. 1;

Fig. 3 is the internal structure schematic diagram of the movable seat in Fig. 1;

Fig. 4 is the enlarged view of A place in Fig. 3;

Fig. 5 is an exploded view of the bracket in Fig. 1;

Fig. 6 is the enlarged view at B place in Fig. 5;

Fig. 7 is the partial structure schematic diagram of the neutral pole of Fig. 5;

FIG. 8 is a schematic three-dimensional structure diagram of the display screen in FIG. 1;

Fig. 9 is an enlarged view at C in Fig. 8;

Figure 10 is an exploded view of the display screen;

FIG. 11 is a schematic diagram of the three-dimensional structure of the camera assembly.

Among them, each reference sign in the figure:

10-movable seat; 11-box body; 1101-first opening; 1102-second opening; 1103-sound hole; 111-first shell; 112-second shell; 12-counterweight plate; 120-first slot; 121-card strip; 13-roller;

20-Bracket; 21-Pole; 2101-Through hole; 2102-Second slot; 2103-Chute; 2104-Positioning hole; 2105-First strip slot; 2106-Second strip slot; Seat; 221-first connecting arm; 222-second connecting arm; 23-mounting piece; 24-fixing seat; 241-connecting segment; 242-clamping arm; 243-clamping protrusion; 244-fixing plate; ;26-support arm;261-first arm;262-second arm;263-third arm;27-installation seat;271-connection seat;2711-block;

30-display; 31-display module; 32-chassis; 320-groove; 321-frame; 322-backplane; 3221-installation table; 3222-installation slot; 3223-card slot; 33-drive circuit board; 34-second plug connector; 35-conductive part;

40-connecting wire; 41-first plug; 411-second plug body; 412-second connecting plate; 413-clamping segment; 42-second plug;

50-power assembly; 51-input interface; 52-power circuit board; 53-battery; 54-first plug connector; 541-first connection board; 542-first plug-in body; 543-guide arm; 55-indication lamp;

60-camera assembly; 61-boss; 62-conductive bullet;

70-Audio components; 71-woofer; 72- tweeter.

Detailed ways

In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application clearer, the present application will be described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, but not to limit the present application.

It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

It is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top" , "bottom", "inside", "outside", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings, only for the convenience of describing the application and simplifying the description, rather than indicating or implying the indicated A device or element must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as a limitation of the present application.

In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature defined as "first" or "second" may expressly or implicitly include one or more of that feature. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

Please refer to FIG. 1 , FIG. 2 and FIG. 5 together, and now the movable display device provided by the embodiment of the present application will be described. The movable display device includes a movable base 10, a bracket 20, a display screen 30, a connection wire 40 and a power supply assembly 50; the power supply assembly 50 is installed in the movable base 10; the bracket 20 is installed on the movable base 10; the connection wire 40 is installed in the bracket 20 Among them, one end of the connecting wire 40 close to the moving base 10 is electrically connected to the power supply assembly 50 ; The use of the movable base 10 can facilitate the movement of the movable display device, and by installing the power supply assembly 50 in the movable base 10, the internal structure of the display screen 30 can be simplified, the thickness of the display screen 30 can be reduced, and the weight of the display screen 30 can be reduced, Improve the stability of removable display devices. The power supply assembly 50 is installed in the mobile base 10, the connection between the power cord and the display screen 30 is cancelled, the height of the connection position between the power cord and the movable display device is reduced, and the power cord is prevented from being involved in the display during the movement of the movable display device. The screen 30 causes the movable display device to fall, which is beneficial to improve the stability of the movable display device and improve the safety of the movable display device. In addition, since the power supply assembly 50 is installed in the mobile base 10 , the heat generation of the display screen 30 can be reduced, which is beneficial to improve the service life of the display screen 30 .

In an embodiment of the present application, please refer to FIG. 1 to FIG. 3 , the moving base 10 includes a box body 11 , a weight plate 12 and a plurality of rollers 13 , the weight plate 12 is installed in the box body 11 , and the plurality of rollers 13 The counterweight plate 12 is rolled and supported, the power supply assembly 50 is mounted on the counterweight plate 12, the box body 11 is provided with a first opening 1101, the first opening 1101 is used for each roller 13 to extend, and the box body 11 corresponds to the bracket 20. A second opening 1102 is provided at the position, and the bracket 20 extends into the second opening 1102 and is connected with the weight plate 12 . The use of the counterweight plate 12 is beneficial to increase the weight of the movable base 10 , prevent overturning, and ensure the stability of the movable base 10 . Using the box body 11 and installing the weight plate 12 in the box body 11 can prevent the power supply assembly 50 from being exposed, protect the power supply assembly 50 and ensure the appearance of the mobile base 10 is beautiful. By installing the power supply assembly 50 on the weight plate 12 , the weight plate 12 can be used to dissipate heat for the power supply assembly 50 to ensure the safety of the power supply assembly 50 . Both the roller 13 and the bracket 20 are connected with the counterweight plate 12 , which can improve the stability of the bracket 20 and the structural strength of the movable base 10 , so that the force is concentrated on the counterweight plate 12 to prevent the box 11 from being deformed and damaged.

Optionally, the weight plate 12 is a steel plate or a cast iron plate, etc., in this way, the weight of the weight plate 12 can be guaranteed, and the heat dissipation of the power supply assembly 50 can be facilitated.

Optionally, please refer to FIG. 1 and FIG. 2 , the box body 11 includes a first casing 111 and a second casing 112 , the second casing 112 is covered on the first casing 111 , and the first casing 111 is matched with the matching The heavy plate 12 is connected. In this way, the weight plate 12 can be wrapped between the first casing 111 and the second casing 112 .

In an embodiment of the present application, please refer to FIG. 1 to FIG. 3 , the power supply assembly 50 includes an input interface 51 and a power supply circuit board 52 , the input interface 51 is used for connecting the power supply cable, and the power supply circuit board 52 is used for driving the display The screen 30, the input interface 51 is electrically connected to the power supply circuit board 52, the power supply circuit board 52 is electrically connected to the connecting wire 40, the input interface 51 is installed on the box body 11, and the power supply circuit board 52 is installed on the counterweight plate 12. By using the input interface 51 to be plugged into the power cord, the external circuit can be connected to supply power to the power circuit board 52 .

Optionally, please refer to FIG. 1 and FIG. 2 , the power supply assembly 50 further includes a battery 53 , the battery 53 is connected to the power circuit board 52 , and the battery 53 is installed on the weight plate 12 . In this way, the power supply circuit board 52 can be used to supply power to the display screen 30, so that when the power cord is disconnected from the input interface 51, the display screen 30 can continue to work. In addition, by mounting the battery 53 on the weight plate 12 , the stability of the weight plate 12 can be improved, and the heat dissipation of the battery 53 can be promoted by the weight plate 12 .

In an embodiment of the present application, please refer to FIG. 1 to FIG. 3 , the weight plate 12 is provided with a first slot 120 , please refer to FIG. 4 and FIG. 5 together, the first slot 120 is for inserting the bracket 20 , A first plug connector 54 is installed in the first slot 120 . The first plug connector 54 is electrically connected to the power supply assembly 50 . The end of the connecting wire 40 close to the weight plate 12 is provided with a first plug 41 . The first plug 41 is connected to the first plug 41 . A plug connector 54 is plugged and connected, and the first plug 41 is fixed to the end of the bracket 20 . This facilitates the connection and disconnection of the connecting wire 40 and the power supply assembly 50 , and facilitates the installation and disassembly of the bracket 20 and the moving base 10 . Specifically, the first plug connector 54 is electrically connected to the power circuit board 52 , so that the power circuit board 52 can drive the display screen 30 .

In an embodiment of the present application, please refer to FIG. 5 to FIG. 7 , a second slot 2102 is defined on the side of the bracket 20 , please refer to FIG. 1 and FIG. 2 together, the second slot 2102 is located near the bracket 20 . At one end of the heavy board 12 , a fixing base 24 is inserted into the second slot 2102 , and the fixing base 24 is connected to the first plug 41 . In this way, by using the fixing seat 24 to fix the first plug 41 , the position of the first plug 41 can be ensured to be stable, and the fixed position of the first plug 41 can be prevented from affecting the connection between the bracket 20 and the weight plate 12 , which is convenient for the first plug 54 and the assembly of the bracket 20. Optionally, the end of the bracket 20 is provided with a plurality of threaded holes, the plurality of threaded holes are circumferentially arranged around the first plug 41, and the counterweight plate 12 is provided with a plurality of bolt holes, and the plurality of bolt holes are respectively connected with the plurality of threaded holes. The holes correspond to each other. In this way, the bracket 20 and the weight plate 12 are connected by bolts, and the bolts are inserted into the bolt holes and screwed into the corresponding threaded holes to lock the bracket 20 and the weight plate 12 .

In one embodiment, please refer to FIG. 2 to FIG. 4 , the first plug connector 54 includes a first connecting plate 541 , a first plug body 542 and a guide arm 543 , the first connecting plate 541 is connected to the weight plate 12 , and the first connecting plate 541 is A plug body 542 is disposed on the first connecting plate 541, the first plug body 542 is connected to the first plug 41, and the guide arm 543 is disposed on the first connecting plate 541. Please also refer to FIG. 7, the bracket 20 A chute 2103 is opened on the upper part, and the chute 2103 is for sliding and inserting of the guide arm 543 . When the bracket 20 is connected to the weight plate 12 , the guide arm 543 can be inserted into the chute 2103 , the guide bracket 20 can be inserted into the first slot 120 , and the aligned insertion of the first plug 41 and the first plug body 542 can be realized. It can improve the alignment accuracy and structural stability, and prevent the first plug 41 and the first plug connector 54 from being dislocated and damaged during plugging; and the guide arm 543 can limit the rotation of the bracket 20 .

In one embodiment, please refer to FIG. 1 , FIG. 5 and FIG. 6 , the fixing base 24 includes a connecting section 241 and two clip arms 242 , the two clip arms 242 are respectively disposed on both ends of the connecting section 241 , and the two clip arms The arms 242 are arranged opposite to each other, the connecting section 241 and the two clamping arms 242 form a clamping groove, and the first plug 41 is inserted into the clamping groove. In this way, when installing the first plug 41 , the connecting wire 40 can be easily inserted into the clamping groove from the side of the clamping groove away from the connecting section 241 , so as to fix the first plug 41 on the fixing base 24 . Optionally, please refer to FIG. 7 , one end of each clamping arm 242 away from the connecting section 241 is provided with a latching protrusion 243 , and the bracket 20 is provided with a positioning hole 2104 for the latching protrusion 243 to be engaged in. In this way, on the fixing seat 24 During installation, the snap protrusions 243 can be inserted into the positioning holes 2104 to restrict the movement of the two clamping arms 242 and ensure the stability of the fixing base 24 . Optionally, both ends of the connecting section 241 are respectively provided with fixing plates 244 , and the fixing plates 244 are screwed to the bracket 20 , so that the fixing base 24 can be fixed in the second slot 2102 .

Optionally, the first plug 41 includes a second connecting plate 412 , a second plug body 411 and a clamping segment 413 , one end of the second connecting plate 412 is screwed to the connecting segment 241 , and the other end of the second connecting plate 412 is connected to the connecting segment 241 . The clamping arm 242 is connected with screws, the second plug body 411 and the clamping segment 413 are respectively arranged on opposite sides of the second connecting plate 412, the second plug body 411 is connected to the first plug body 542 by plug connection, and the clamping segment 413 is clamped in the clamping groove. In this way, the stability of the first plug 41 on the fixing base 24 can be guaranteed.

In one embodiment of the present application, please refer to FIGS. 1 , 4 and 7 , the counterweight plate 12 is provided with a clip 121 , the clip 121 is arranged along the height direction of the bracket 20 , and the bracket 20 is provided with a first strip The slot 2105, the first strip slot 2105 is for the insertion of the clip 121. When the bracket 20 is installed, the clamping bar 121 can be matched with the first bar-shaped groove 2105 to limit the rotation of the bracket 20 and realize the positioning of the rotation angle of the bracket 20 . Optionally, the opening of the first bar-shaped groove 2105 is gradually expanded, so that the clip 121 can be easily inserted into the first bar-shaped groove 2105 .

In an embodiment of the present application, please refer to FIG. 5 , FIG. 8 and FIG. 10 , the display screen 30 is provided with a second plug connector 34 , and the end of the connecting wire 40 close to the display screen 30 is provided with a second plug 42 . The two plugs 42 are connected to the second plug connector 34 by plugging. In this way, the detachable connection between the display screen 30 and the connecting wire 40 can be realized, so as to avoid interfering with the installation and removal of the display screen 30 .

In an embodiment of the present application, please refer to FIG. 2 , FIG. 8 and FIG. 10 , the display screen 30 includes a casing 32 , a display module 31 and a driving circuit board 33 . The display module 31 is installed in the casing 32 and drives the The circuit board 33 is used for driving the display module 31, the driving circuit board 33 is installed in the casing 32, and the driving circuit board 33 is electrically connected with the display module 31, and the driving circuit board 33 is connected with the second plug connector 34; the casing 32 It is detachably connected with the bracket 20, so that the display screen 30 can be easily disassembled during transportation and maintenance.

In an embodiment of the present application, please refer to FIGS. 1 , 10 and 11 , a camera assembly 60 is detachably mounted on the outer periphery of the casing 32 , and the camera assembly 60 is electrically connected to the driving circuit board 33 . In this way, it is possible to avoid occupying the size of the display screen 30, facilitate the processing of the display screen 30, and facilitate the installation and disassembly of the camera assembly 60; taking pictures or videos through the camera assembly 60 increases the function of the movable display device and improves the user experience. Optionally, the camera assembly 60 is fixed on the casing 32 by magnetic attraction or snaps, so that the detachable connection between the camera assembly 60 and the casing 32 can be realized. Optionally, the casing 32 is provided with a plurality of magnetic suction positions, so that a suitable magnetic suction position can be selected to install the camera assembly 60 . Of course, multiple snap positions may also be used to meet the requirements of different installation positions of the camera assembly 60 .

In an embodiment of the present application, please refer to FIG. 8 , FIG. 9 and FIG. 11 , a boss 61 is provided on one side of the camera assembly 60 close to the casing 32 , a groove 320 is formed on the casing 32 , and the groove 320 is used for The bosses 61 are engaged and snapped together, so that the position of the camera assembly 60 on the casing 32 can be easily positioned.

In an embodiment of the present application, please refer to FIG. 9 to FIG. 11 , a plurality of conductive members 35 are embedded in the casing 32 , each conductive member 35 is electrically connected to the driving circuit board 33 , and the camera assembly 60 is provided with a plurality of conductive members 35 . The conductive elastic pins 62, each conductive elastic pin 62 is in contact with the corresponding conductive member 35 and conducts. In this way, when the camera assembly 60 and the casing 32 are connected and fixed, the conductive spring pin 62 and the conductive member 35 can be automatically contacted and conducted, so as to realize the electrical connection between the camera assembly 60 and the driving circuit board 33, and to avoid interference with the camera. Disassembly of assembly 60. Optionally, the conductive member 35 is located in the groove 320, and the conductive elastic pin 62 is located on the boss 61. In this way, when the boss 61 is snapped into the groove 320, the alignment of the conductive member 35 and the conductive elastic pin 62 can be realized. Abut.

In one embodiment, please refer to FIG. 8 and FIG. 10 , the casing 32 includes a frame body 321 and a back plate 322 , the display module 31 is placed in the frame body 321 , and the back plate 322 is fastened to the frame body 321 close to the bracket 20 . side. In this way, the processing of the casing 32 and the assembly of the display screen 30 are facilitated.

In one embodiment, please refer to FIG. 1 and FIG. 2 , an indicator light 55 is embedded and installed on the box body 11, and the indicator light 55 is used to indicate the working state of the movable display device. working status.

In an embodiment of the present application, please refer to FIG. 1 to FIG. 3 , two audio components 70 are installed in the box body 11 , and the two audio components 70 are located at two ends of the counterweight plate 12 respectively. The screens 30 are electrically connected by connecting wires 40 . In this way, the audio signal of the display screen 30 can be transmitted to the audio component 70 for output, and the audio playback requirements of the left and right channels can be fulfilled. Moreover, in this way, the integration of the audio component in the display screen 30 can be eliminated, the thickness and weight of the display screen 30 can be reduced, the audio component 70 is not limited by the reserved space inside the display screen 30, and a relatively large audio component 70 can be used. And the sound direction can be arranged reasonably, which is beneficial to improve the audio playback effect. Optionally, a plurality of sound outlet holes 1103 are provided on the box body 11 at positions corresponding to the sound components 70 , so that the sound output of the sound components 70 on both sides of the movable seat 10 can be guaranteed to be balanced and consistent.

In one embodiment, please refer to FIG. 1 to FIG. 3 , the audio component 70 includes a woofer 71 and a tweeter 72 , and the tweeter 72 and the woofer 71 are arranged along the side length (length or width) direction of the movable base 10 . The tweeter 72 can play high-frequency sounds, and the woofer 71 can play low-frequency sounds, thereby helping to improve the audio effect. The tweeter 72 and the woofer 71 are arranged along the side length direction of the movable base 10 , so that the woofer 71 and the tweeter 72 can be arranged in the same plane, so as to reduce the thickness of the movable base 10 .

Specifically, the power input port of the driving circuit board 33 is electrically connected to the power supply circuit board 52, and the audio signal output port of the driving circuit board 33 is electrically connected to the audio component 70, which can supply power to the driving circuit board 33 and the audio component 70 to drive the display Module 31 and Audio Assembly 70 .

In an embodiment of the present application, please refer to FIG. 1 , FIG. 2 and FIG. 5 , the bracket 20 includes a vertical rod 21 , a sliding seat 22 and a hanging piece 23 , the sliding seat 22 is slidably arranged on the vertical rod 21 , and the hanging piece 23 is used to mount the slide 22 , one end of the mount 23 is connected to the vertical rod 21 , the slide 22 is mounted on the mount 23 , and the display screen 30 is mounted on the slide 22 . In this way, by manually raising and lowering the display screen 30 , the sliding seat 22 can be driven to rise and fall on the vertical rod 21 , and the lifting height of the sliding seat 22 can be adjusted to realize the adjustment of the height position of the display screen 30 . Optionally, the hanging member 23 is a spring, a spring, etc., so that the gravity of the display screen 30 can be balanced by the pulling force of the hanging member 23, so that the position of the display screen 30 can be hovered after the display screen 30 is raised and lowered. Of course, in other embodiments of the present application, bolts or locks can also be used to lock the sliding seat 22 and the vertical rod 21 .

Optionally, the connecting wire 40 is a spring wire. In this way, the connecting wire 40 can be freely stretched, so as to prevent the connecting wire 40 from being too long to be entangled, or too short to cause the connection part to be loosened or broken.

In one embodiment, please refer to FIG. 1 , FIG. 2 and FIG. 5 , the bracket 20 further includes a support arm 26 and a mounting seat 27 , the mounting seat 27 is mounted on the support arm 26 , and the mounting seat 27 is detachably connected to the display screen 30 , The support arm 26 is connected to the carriage 22 . In this way, the display screen 30 can be mounted on the carriage 22 . Optionally, the support arm 26 includes a first support arm 261 , a second support arm 262 and a third support arm 263 , the first support arm 261 is connected to the sliding seat 22 , and the second support arm 262 is hinged to the first support arm 261 The third support arm 263 is hingedly connected to the second support arm 262, the rotation axis of the second support arm 262 relative to the first support arm 261 and the rotation axis of the third support arm 263 relative to the second support arm 262 are perpendicular to each other, In this way, it is convenient to adjust the yaw angle and the pitch angle of the display screen 30 . Of course, a spherical hinge structure can also be used to connect the support arm 26 and the display screen 30 to realize the adjustment of the angle of the display screen 30 .

In an embodiment of the present application, please refer to FIG. 1 , FIG. 5 and FIG. 7 , a through hole 2101 is formed in the vertical rod 21 , the through hole 2101 is arranged along the length direction of the vertical rod 21 , and the vertical rod 21 is far away from the movable seat 10 . One end is provided with a second strip groove 2106, the second strip groove 2106 communicates with the through hole 2101, and the second strip groove 2106 is arranged along the length direction of the vertical rod 21; the sliding seat 22 includes a first connecting arm 221 and a second connecting arm The arm 222, the first connecting arm 221 is slidably inserted in the through hole 2101, the second connecting arm 222 is arranged on the first connecting arm 221, the hanging member 23 is located in the through hole 2101, and the hanging member 23 is connected to the first connecting arm 222. The arms 221 are connected, the second connecting arm 222 adjacent to the first connecting arm 221 is movably placed in the second strip groove 2106 , and the end of the second connecting arm 222 away from the first connecting arm 221 is detachably connected to the display screen 30 . In this way, by sliding the first connecting arm 221 into the through hole 2101 , the sliding connection between the sliding seat 22 and the vertical rod 21 is realized, and the appearance of the bracket 20 is guaranteed. Specifically, the second connecting arm 222 is sleeved on the first supporting arm 261 , so that the connection between the sliding seat 22 and the supporting arm 26 can be realized.

Optionally, a first wire slot is formed on the first connecting arm 221, a second wire groove is formed on the second connecting arm 222, one end of the first wire groove is communicated with the through hole 2101, and the other end of the first wire groove is connected with the first wire groove. The two wire slots are connected. In this way, the connecting wire 40 can be clipped into the first wire groove and the second wire groove, so as to hide and protect the connecting wire 40 and lead the connecting wire 40 out of the through hole 2101 . Specifically, the connecting wire 40 is passed through the first support arm 261, the second support arm 262, the third support arm 263 and the mounting seat 27, and the end of the connecting wire 40 passing through the mounting seat 27 is connected to the second plug connector 34, In this way, the connecting wires 40 can be hidden and protected.

Optionally, a handle 25 is installed at one end of the pole 21 away from the moving base 10 , so that the movable display device can be pulled through the handle 25 to facilitate the movement of the movable display device. The handle 25 seals one end of the through hole 2101 away from the movable seat 10 , so that foreign matter can be prevented from entering the through hole 2101 and the sliding seat 22 can be prevented from sliding out of the through hole 2101 .

Optionally, the mounting seat 27 is provided with a connecting seat 271, the edge of the connecting seat 271 is provided with a plurality of clamping blocks 2711, the back plate 322 is protruded with a mounting table 3221, and the mounting table 3221 is provided with a mounting groove 3222 and a plurality of The locking slot 3223 and the mounting slot 3222 are used for inserting the connecting seat 271 , the locking slot 3223 is located at the bottom of the mounting slot 3222 , and each locking slot 3223 is used for the corresponding locking block 2711 to fit in. The mounting platform 3221 can enhance the structural strength of the connection between the back plate 322 and the mounting seat 27 , and the mounting groove 3222 is matched with the connecting seat 271 to facilitate the positioning of the connection position; by using a plurality of locking grooves 3223 to cooperate with a plurality of locking blocks 2711 respectively , the back plate 322 can be snapped and fixed on the mounting seat 27 . Optionally, the mounting seat 27 further includes a cover plate, the cover plate is sleeved on the third support arm 263, and the cover plate is covered on the installation groove 3222, such as by magnetic attraction or snap connection, so as to realize the connection to the installation groove 3222. Sealed to protect appearance.

In one embodiment, the roller 13 is a universal wheel. In this way, it is convenient to control the moving direction of the movable display device. Optionally, the number of the rollers 13 is four, and the four rollers 13 are arranged in a rectangular array, so that the stability of the moving base 10 can be improved.

Optionally, the movable base 10 further includes an adjustable foot cup, and the adjustable foot cup is installed on the counterweight plate 12. When the movable display device stops moving, the adjustable foot cup is adjusted to be supported on the ground, so as to ensure that the adjustable foot cup is supported on the ground. Stabilization of the position of the movable display device prevents movement of the movable display device. Of course, a brake can also be installed on the universal wheel, so as to lock the universal wheel and prevent the movable display device from moving.

The above descriptions are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present application shall be included in the protection of the present application. within the range.

Claims (10)

1. a movable display device is characterized in that, comprising: mobile seat; a power supply assembly installed in the mobile seat; a bracket, mounted on the movable seat; a connecting wire, installed in the bracket, and one end of the connecting wire close to the moving base is electrically connected to the power supply assembly; and, The display screen is installed on the bracket, and the display screen is electrically connected with the other end of the connecting wire. 2. The movable display device according to claim 1, wherein the movable base comprises a box body, a counterweight plate installed in the box body, and a plurality of rollers for rollingly supporting the counterweight plate, The power supply assembly is mounted on the counterweight plate, the box body is provided with a first opening for each of the rollers to extend, and the box body is provided with a second opening at a position corresponding to the bracket , the bracket extends into the second opening and is connected with the counterweight plate. 3 . The movable display device according to claim 2 , wherein the power supply assembly comprises an input interface for plugging and connecting a power cord, a power supply circuit board for driving the display screen, and a power supply circuit board for driving the display screen. 4 . A battery connected to a power supply circuit board, the input interface is electrically connected to the power supply circuit board, the power supply circuit board is electrically connected to the connecting wire, the input interface is mounted on the box body, the battery and all The power circuit board is mounted on the weight plate. 4 . The movable display device according to claim 2 , wherein a first slot into which the bracket is inserted is formed on the counterweight plate, and a connection with the power supply is installed in the first slot. 5 . A first plug connector for electrical connection of components, the end of the connecting wire is provided with a first plug that is connected to the first plug connector, and the first plug is fixed on the bracket. 5 . The movable display device according to claim 4 , wherein a side of the bracket close to one end of the counterweight plate is provided with a second slot, and the second slot is inserted into the second slot. 6 . The fixed seat to which the first plug is connected. 6 . The movable display device according to claim 4 , wherein the first plug connector comprises a first connecting plate connected to the counterweight plate, a first connecting plate disposed on the first connecting plate A plug body and a guide arm arranged on the first connecting plate, the first plug body is connected with the first plug in plug connection, and a chute for the guide arm to be inserted is provided on the bracket. 7 . The movable display device according to claim 2 , wherein the counterweight plate is provided with a clamping strip, the clamping strip is arranged along the height direction of the bracket, and the bracket is provided with a The first strip-shaped groove into which the said clip is matched and inserted. 8 . The movable display device according to claim 1 , wherein a second plug connector is provided on the display screen, and an end of the connecting wire close to the display screen is provided with a second plug connector. 9 . The connector is inserted into the connected second plug. 9. The movable display device according to any one of claims 1 to 8, wherein the bracket comprises a vertical pole, a sliding seat slidably arranged on the vertical pole, and a sliding seat for mounting the sliding seat A hanging piece, one end of the hanging piece is connected with the vertical rod, the other end of the hanging piece is connected with the sliding seat, and the display screen is installed on the sliding seat. 10 . The movable display device according to claim 9 , wherein a through hole is formed in the vertical rod, the through hole is arranged along the length direction of the vertical rod, and the vertical rod is moved away from the movement. 11 . One end of the seat is provided with a second strip-shaped groove communicating with the through hole, and the second strip-shaped groove is arranged along the length direction of the vertical rod; A first connecting arm and a second connecting arm provided on the first connecting arm, the hanging piece is located in the through hole, and the hanging piece is connected with the first connecting arm, the first connecting arm is The parts of the two connecting arms adjacent to the first connecting arm are movably placed in the second strip-shaped groove, and one end of the second connecting arm away from the first connecting arm is detachably connected to the display screen.

Images