Transportation economic analysis display device

Abstract

The utility model discloses a transportation economy analysis display device, which comprises a base, a support and a display screen, the support is fixedly connected to the upper surface of the base, and the display screen is arranged at the upper end of the support. The base, the support, the display screen, the adjusting frame, the auxiliary supporting device, the expansion assembly, a push plate, a supporting plate, an extrusion rod, a containing groove, a fixing rod, an idler wheel, a linkage assembly, a rotating shaft, a rotating disc, a stroke groove, a torsion groove, a positioning assembly, a positioning rod, a lock head, a push spring, a pull button, an adjusting groove and a moving shaft are used in cooperation. The problem that after the height of the display screen is increased, the display screen cannot be stably supported enough by the base due to the fact that the height of the display screen is increased, and the display screen is unstable and prone to toppling over is solved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to transportation economic analysis display technical field especially relates to a transportation economic analysis display device. BACKGROUND

[0002] The display device for transportation economic analysis mainly has mobile electronic display screen, projection equipment, interactive data visualization large screen and augmented reality AR display device etc.;Among them, the mobile electronic display screen has the characteristics of high definition, bright color, high brightness, etc. can clearly display various charts, data and trends in transportation economic analysis. In transportation economic analysis, the mobile electronic display screen is often used in conference rooms, auditoriums, control rooms and other places to present the analysis results in an intuitive and vivid way, helping decision makers, analysts and stakeholders better understand the changes and trends of transportation economy. The mobile electronic display screen plays an important role in transportation economic analysis and is an important tool for displaying and analyzing transportation economic data.

[0003] The existing mobile electronic display screen has the problem that after adjusting the height of the display screen, the base can no longer provide sufficient stable support for the adjusted display screen, resulting in unstable display screen prone to falling. UTILITY MODEL CONTENT

[0004] In view of the problems existing in the prior art, the utility model provides a transportation economic analysis display device, which has the advantages of expanding the support area of the base with the upward adjustment of the display screen, enhancing the support stability, and avoiding the instability of the base support after the height of the display screen is adjusted. The problem of the existing mobile electronic display screen, after adjusting the height of the display screen, the base can no longer provide sufficient stable support for the adjusted display screen, resulting in unstable display screen prone to falling.

[0005] The utility model is realized in this way, a transportation economic analysis display device, including base, support and display screen, the support fixedly connected on the base upper surface, the display screen sets up in the support upper end, the support inside is provided with the adjusting frame, the adjusting frame upper end extends the support with support movable joint, the support upper end with the display screen rear end fixed connection, the base inside is provided with auxiliary support device, the support rear surface upper end is provided with positioning assembly, the positioning assembly with support fixed connection.

[0006] As the auxiliary supporting device of the utility model preferably, the expansion assembly includes a push plate, a support plate, an extrusion rod, a placing groove, a fixed rod and a roller, the push plate is arranged at the front side of the base inside, and the front end extends out of the base and is movably connected with the base, the support plate is fixedly connected with the front end of the push plate, the extrusion rod is fixedly connected with the rear end of the push plate, the placing groove is arranged on the lower surface of the support plate, the fixed rod is arranged in the placing groove and is fixedly connected with the left and right side surfaces of the placing groove, and the roller is sleeved on the surface of the fixed rod and is rotatably connected with the fixed rod.

[0007] As the auxiliary supporting device of the utility model preferably, the expansion assembly includes a push plate, a support plate, an extrusion rod, a placing groove, a fixed rod and a roller, the push plate is arranged at the front side of the base inside, and the front end extends out of the base and is movably connected with the base, the support plate is fixedly connected with the front end of the push plate, the extrusion rod is fixedly connected with the rear end of the push plate, the placing groove is arranged on the lower surface of the support plate, the fixed rod is arranged in the placing groove and is fixedly connected with the left and right side surfaces of the placing groove, and the roller is sleeved on the surface of the fixed rod and is rotatably connected with the fixed rod.

[0008] As the auxiliary supporting device of the utility model preferably, the expansion assembly includes a push plate, a support plate, an extrusion rod, a placing groove, a fixed rod and a roller, the push plate is arranged at the front side of the base inside, and the front end extends out of the base and is movably connected with the base, the support plate is fixedly connected with the front end of the push plate, the extrusion rod is fixedly connected with the rear end of the push plate, the placing groove is arranged on the lower surface of the support plate, the fixed rod is arranged in the placing groove and is fixedly connected with the left and right side surfaces of the placing groove, and the roller is sleeved on the surface of the fixed rod and is rotatably connected with the fixed rod.

[0009] As the auxiliary supporting device of the utility model preferably, the expansion assembly includes a push plate, a support plate, an extrusion rod, a placing groove, a fixed rod and a roller, the push plate is arranged at the front side of the base inside, and the front end extends out of the base and is movably connected with the base, the support plate is fixedly connected with the front end of the push plate, the extrusion rod is fixedly connected with the rear end of the push plate, the placing groove is arranged on the lower surface of the support plate, the fixed rod is arranged in the placing groove and is fixedly connected with the left and right side surfaces of the placing groove, and the roller is sleeved on the surface of the fixed rod and is rotatably connected with the fixed rod.

[0010] The utility model discloses an adjustable frame rear surface even sets up a plurality of adjusting grooves, the position of adjusting groove with the position of lock head correspond and adapt, through even setting up a plurality of adjusting grooves on the adjustable frame rear surface, cooperate with the positioning assembly, and the adjustable frame is fixed with clamping.

[0011] The utility model discloses an adjustable frame lower end rear surface fixedly connected with mobile axle, mobile axle rear end extends out the support, and extends into the torsion groove, and with torsion groove and support swing joint, through setting up mobile axle on the adjustable frame lower end rear surface, cooperate with torsion groove, play the role of moving and cooperating torsion groove and driving the rotation of the pivot.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1, the utility model discloses a base, support, display screen, adjustable frame, auxiliary support device, extension assembly, push plate, support plate, extrusion rod, placing groove, fixed link, gyro wheel, linkage assembly, pivot, carousel, stroke groove, torsion groove, positioning assembly, positioning rod, lock head, push spring, pull button, adjusting groove and the cooperation of mobile axle, solve the existing mobile electronic display screen, after the height of display screen is adjusted, because the height of display screen is high, and the base can no longer play enough stable support to the display screen of the adjustable height, thereby leading to the problem of unstable display screen and easy to dump. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the first perspective three-dimensional structure schematic diagram of mobile electronic display screen provided by the utility model embodiment;

[0015] Figure 2 It is the second perspective three-dimensional structure schematic diagram of mobile electronic display screen provided by the utility model embodiment;

[0016] Figure 3 It is the three-dimensional structure schematic diagram of auxiliary support device in mobile electronic display screen provided by the utility model embodiment;

[0017] Figure 4 It is the three-dimensional structure schematic diagram of extension assembly in mobile electronic display screen provided by the utility model embodiment;

[0018] Figure 5 It is the first perspective three-dimensional structure schematic diagram of positioning assembly in mobile electronic display screen provided by the utility model embodiment;

[0019] Figure 6 It is the three-dimensional structure schematic diagram of torsion groove and mobile axle in mobile electronic display screen provided by the utility model embodiment.

[0020] In the diagram: 1. Base; 2. Bracket; 3. Display screen; 4. Adjustment frame; 5. Auxiliary support device; 51. Extension assembly; 511. Push plate; 512. Support plate; 513. Pressing rod; 514. Placement slot; 515. Fixing rod; 516. Roller; 52. Linkage assembly; 521. Rotating shaft; 522. Turntable; 523. Stroke slot; 524. Torsion slot; 6. Positioning assembly; 61. Positioning rod; 62. Lock head; 63. Push spring; 64. Pull button; 7. Adjustment slot; 8. Moving shaft. Detailed Implementation

[0021] To further understand the invention content, features and effects of this utility model, the following embodiments are provided, and detailed descriptions are given in conjunction with the accompanying drawings.

[0022] The structure of this utility model will now be described in detail with reference to the accompanying drawings.

[0023] like Figures 1 to 6 As shown in the figure, the transportation economic analysis display device provided by this utility model includes a base 1, a bracket 2 and a display screen 3. The bracket 2 is fixedly connected to the upper surface of the base 1, the display screen 3 is set on the upper end of the bracket 2, an adjustment frame 4 is provided inside the bracket 2, the upper end of the adjustment frame 4 extends out of the bracket 2 and is movably connected to the bracket 2, the upper end of the bracket 2 is fixedly connected to the rear end of the display screen 3, an auxiliary support device 5 is provided inside the base 1, and a positioning component 6 is provided on the upper end of the rear surface of the bracket 2, the positioning component 6 is fixedly connected to the bracket 2.

[0024] refer to Figure 1 , Figure 2 and Figure 3 The auxiliary support device 5 includes an extension component 51 and a linkage component 52. There are four extension components 51, which are respectively arranged around the inside of the base 1. The linkage component 52 is arranged at the lower end of the four extension components 51.

[0025] The above solution is adopted: by setting an auxiliary support device 5, which is used to assist in the height adjustment of the display screen 3, the support area of ​​the base 1 is increased as the display screen 3 is adjusted upward, thereby enhancing the support stability and preventing the base 1 from becoming unstable after the display screen 3 is raised.

[0026] refer to Figure 3 and Figure 4The expansion assembly 51 comprises a pushing plate 511, a supporting plate 512, an extruding rod 513, a placing groove 514, a fixing rod 515 and a roller 516. The pushing plate 511 is arranged at the front side of the base 1, and the front end of the pushing plate 511 extends out of the base 1 and is movably connected with the base 1. The supporting plate 512 is fixedly connected with the front end of the pushing plate 511. The extruding rod 513 is fixedly connected with the rear end of the pushing plate 511. The placing groove 514 is arranged on the lower surface of the supporting plate 512. The fixing rod 515 is arranged in the placing groove 514, and the left and right ends of the fixing rod 515 are fixedly connected with the left and right side surfaces of the placing groove 514. The roller 516 is sleeved on the surface of the fixing rod 515 and is rotatably connected with the fixing rod 515.

[0027] By adopting the above scheme, the expansion assembly 51 is arranged to expand the supporting area of the base 1, so that the base 1 can stably support the display screen 3 in the adjusted height.

[0028] With reference to Figure 3 , Figure 4 and Figure 6 , the linkage assembly 52 comprises a rotating shaft 521, a rotating disc 522, four stroke grooves 523 and a torsion groove 524. The rotating shaft 521 is arranged in the base 1 and extends out of the base 1 at the upper end and is rotatably connected with the base 1. The rotating disc 522 is sleeved on the lower end of the rotating shaft 521 and is fixedly connected with the rotating shaft 521. The four stroke grooves 523 are arranged on the upper surface of the rotating disc 522 and penetrate through the rotating disc 522. The lower ends of the four extruding rods 513 extend into the four stroke grooves 523 and are movably connected with the stroke grooves 523. The torsion groove 524 is arranged on the right side of the upper end of the rotating shaft 521.

[0029] By adopting the above scheme, the linkage assembly 52 is arranged to drive the expansion assembly 51, and the linkage assembly 52 can drive the four expansion assemblies 51 to move simultaneously by cooperating with the movement of the moving shaft 8.

[0030] With reference to Figure 2 and Figure 5 , the positioning assembly 6 comprises two positioning rods 61, a lock head 62, a pushing spring 63 and two pull knobs 64. The two positioning rods 61 are fixedly connected with the left and right sides of the rear surface of the bracket 2. The lock head 62 is sleeved on the front end surface of the two positioning rods 61 and is slidably connected with the positioning rods 61. The front end of the lock head 62 extends into the bracket 2 and is movably connected with the bracket 2. The two pull knobs 64 are sleeved on the rear end surfaces of the two positioning rods 61. The front and rear ends of the pushing spring 63 are fixedly connected with the rear surface of the lock head 62 and the rear end of the positioning rod 61. The pull knobs 64 are fixedly connected with the rear surface of the lock head 62.

[0031] Adopting the above scheme: by setting the positioning assembly 6, which is used for cooperating with the adjusting groove 7 to clamp the adjusting frame 4, the quick positioning during the height adjustment of the display screen 3 is achieved.

[0032] Referring to Figure 5 , the adjusting frame 4 is uniformly provided with a plurality of adjusting grooves 7 on the rear surface, and the positions of the adjusting grooves 7 correspond to and are adapted to the positions of the lock heads 62.

[0033] Adopting the above scheme: by uniformly providing a plurality of adjusting grooves 7 on the rear surface of the adjusting frame 4, the adjusting frame 4 is clamped and fixed by cooperating with the positioning assembly 6.

[0034] Referring to Figure 2 , Figure 3 and Figure 6 , the mobile shaft 8 is fixedly connected to the rear surface of the lower end of the adjusting frame 4, extends out of the support 2 at the rear end, and extends into the torsion groove 524 and is movably connected with the torsion groove 524 and the support 2.

[0035] Adopting the above scheme: by setting the mobile shaft 8 on the rear surface of the lower end of the adjusting frame 4, the mobile shaft 8 is used for cooperating with the torsion groove 524 to achieve the effect of moving while cooperating with the torsion groove 524 to drive the rotating shaft 521 to rotate.

[0036] Working principle of the utility model:

[0037] When adjusting upward, the display screen 3 is lifted and moved upward, and the display screen 3 drives the adjusting frame 4 to move upward in the support 2 at the same time, and the lock head 62 is extruded by the inner wall of the adjusting groove 7, so that the lock head 62 is extruded and moves to the rear side on the surface of the positioning rod 61, and the push spring 63 is extruded, and after the adjusting frame 4 is adjusted to the corresponding adjusting groove 7 of the lock head 62 at the appropriate height, the push spring 63 will rebound, the lock head 62 is pushed into the corresponding adjusting groove 7 on the front side, and the adjustment and positioning are completed, when the adjusting frame 4 is moved upward, the mobile shaft 8 is moved upward, the mobile shaft 8 is moved upward at the same time, the inner wall of the torsion groove 524 is moved and extruded, the rotating shaft 521 is extruded and rotated, the rotating shaft 521 is rotated at the same time, the rotating disc 522 is rotated, the rotating disc 522 is rotated at the same time, the four stroke grooves 523 are rotated, the four stroke grooves 523 are moved and extruded to the inner extrusion rod 513, the extrusion rod 513 is extruded and drives the push plate 511 to move to the outside of the base 1, the push plate 511 moves at the same time and pushes the supporting plate 512 to move, the supporting plate 512 moves at the same time, the roller 516 is in frictional contact with the surface of the fixed rod 515 in the placing groove 514, and the base 1 is expanded according to the adjusted height.

[0038] In conclusion: the transportation economic analysis display device, through the cooperation of the base 1, the support 2, the display screen 3, the adjusting frame 4, the auxiliary supporting device 5, the expansion assembly 51, the push plate 511, the supporting plate 512, the extrusion rod 513, the placing groove 514, the fixed rod 515, the roller 516, the linkage assembly 52, the rotating shaft 521, the rotating disc 522, the stroke groove 523, the torsion groove 524, the positioning assembly 6, the positioning rod 61, the lock head 62, the push spring 63, the pull knob 64, the adjusting groove 7 and the moving shaft 8, the problem that the existing mobile electronic display screen is unstable and easy to fall after the height of the display screen is adjusted to be high because the base can no longer provide sufficient stable support for the display screen adjusted to be high is solved.

[0039] It should be noted that, in this document, relationship terms such as first and second are used only to differentiate one entity or action from another, and do not necessarily require or imply these entities or actions have any such actual relationship or order. Also, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0040] Although the embodiments of the present application have been shown and described, it should be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A transport economy analysis display device, comprising a base (1), a support (2) and a display screen (3), the support (2) is fixedly connected on the upper surface of the base (1), and the display screen (3) is arranged on the upper end of the support (2), characterized in that: The support (2) is internally provided with an adjusting frame (4), the upper end of the adjusting frame (4) extends out of the support (2) and is movably connected with the support (2), the upper end of the support (2) is fixedly connected with the rear end of the display screen (3), the base (1) is internally provided with an auxiliary supporting device (5), the rear surface of the upper end of the support (2) is provided with a positioning assembly (6), and the positioning assembly (6) is fixedly connected with the support (2).

2. An economic analysis presentation device for transportation as recited in claim 1, wherein: The auxiliary supporting device (5) comprises expansion assemblies (51) and linkage assemblies (52), the number of the expansion assemblies (51) is four, and the expansion assemblies (51) are arranged at the periphery of the base (1), and the linkage assemblies (52) are arranged at the lower ends of the four expansion assemblies (51).

3. An economic analysis presentation device for transportation as defined in claim 2 wherein: The expansion assembly (51) comprises a push plate (511), a supporting plate (512), an extrusion rod (513), a placing groove (514), a fixing rod (515) and a roller (516), the push plate (511) is arranged at the front side of the base (1) and extends out of the base (1) at the front end, and is movably connected with the base (1), the supporting plate (512) is fixedly connected at the front end of the push plate (511), the extrusion rod (513) is fixedly connected at the lower surface of the rear end of the push plate (511), the placing groove (514) is formed in the lower surface of the supporting plate (512), the fixing rod (515) is arranged in the placing groove (514) and is fixedly connected with the left and right side surfaces in the placing groove (514), and the roller (516) is sleeved on the surface of the fixing rod (515) and is rotatably connected with the fixing rod (515).

4. An economic analysis presentation device for transportation as defined in claim 3 wherein: The linkage assembly (52) comprises a rotating shaft (521), a rotating disc (522), stroke grooves (523) and a torsion groove (524), the rotating shaft (521) is arranged in the base (1) and extends out of the base (1) at the upper end and is rotatably connected with the base (1), the rotating disc (522) is sleeved on the lower end of the rotating shaft (521) and is fixedly connected with the rotating shaft (521), the number of the stroke grooves (523) is four, the stroke grooves (523) are uniformly formed on the upper surface of the rotating disc (522) and penetrate through the rotating disc (522), the lower ends of the four extrusion rods (513) extend into the four stroke grooves (523) and are movably connected with the stroke grooves (523), and the torsion groove (524) is formed at the right side of the upper end of the rotating shaft (521).

5. An economic analysis presentation device for transportation as defined in claim 1, wherein: The positioning assembly (6) comprises positioning rods (61), lock heads (62), push springs (63) and pull knobs (64), the number of the positioning rods (61) is two, and they are fixedly connected to the left and right sides of the rear surface of the upper end of the support (2) respectively, the lock heads (62) are sleeved on the front end surfaces of the two positioning rods (61) and are in sliding connection with the positioning rods (61), the front ends of the lock heads (62) extend into the support (2) and are in movable connection with the support (2), the number of the pull knobs (64) is two, and they are sleeved on the rear end surfaces of the two positioning rods (61) respectively, the front and rear ends of the push spring (63) are fixedly connected to the rear surface of the lock head (62) and the rear end of the positioning rod (61) respectively, and the pull knob (64) is fixedly connected to the rear surface of the lock head (62).

6. An economic analysis of transportation display as defined in claim 5 wherein: The rear surface of the adjusting frame (4) is uniformly provided with a plurality of adjusting grooves (7), and the positions of the adjusting grooves (7) correspond to and are matched with the positions of the lock heads (62).

7. An economic analysis presentation device for transportation as defined in claim 4 wherein: The rear surface of the lower end of the adjusting frame (4) is fixedly connected with a moving shaft (8), the rear end of the moving shaft (8) extends out of the support (2) and into the torsion groove (524), and is in movable connection with the torsion groove (524) and the support (2).

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