Adjustable LCD display screen fixing device for rail transit

Abstract

The utility model relates to the technical field of angle adjustment, and discloses an adjustable LCD display screen fixing device for rail transit, which comprises a base, and the top of the base is provided with a fixing groove; the height adjusting mechanism is arranged at the top of the base; the angle adjusting mechanism is arranged on one side of the height adjusting mechanism; wherein the angle adjusting mechanism comprises a driving part which is arranged on one side of the height adjusting mechanism. The telescopic rod is started, the telescopic rod operates to drive the connecting block to move, the connecting block moves to drive the sliding sleeve to move, the sliding sleeve moves to drive the first fixing block to move, the first fixing block moves to drive the connecting plate to move, the connecting plate moves to drive the second fixing block to move, and the second fixing block moves to drive the fixing frame to move; the second motor operates to drive the containing disc to rotate, the containing disc rotates to drive the containing box to rotate, the containing box rotates to drive the fixing frame to rotate, and therefore the effect of adjusting the angle of the LCD display screen is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of angle adjustment, in particular to an adjustable LCD display screen fixing device for rail transportation. Background Art

[0002] The LCD display screen for rail transit is an important information display device, which is widely used in public transportation such as subways and light rails to provide passengers with real-time information such as routes, stations, and arrival times. The main functions of the LCD display screen for rail transit include: displaying train routes and station information to help passengers understand the current train location and the upcoming station; displaying train arrival time to provide passengers with travel references; displaying transfer station information to facilitate passengers to transfer lines; playing commercial advertisements and city promotional videos to enhance the commercial value of public transportation.

[0003] Compared with the existing technology: the existing LCD display screen fixing device for rail transit cannot adjust the angle of the LCD display screen well, which may affect the display effect. If the fixing device cannot be adjusted according to the passenger's viewing angle and needs, it may cause the LCD display screen to have a poor display angle, making it difficult for passengers to clearly see the information on the screen. For passengers, unclear display content will reduce their efficiency in obtaining information and may even lead to misunderstanding or missing important station information.

[0004] Therefore, an adjustable LCD display screen fixing device for rail transit is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide an adjustable LCD display screen fixing device for rail transit to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable LCD display screen fixing device for rail transit, comprising a base, a fixing groove is provided on the top of the base; a height adjustment mechanism is arranged on the top of the base; an angle adjustment mechanism is arranged on one side of the height adjustment mechanism; wherein the angle adjustment mechanism comprises: a driving part, which is arranged on one side of the height adjustment mechanism; and an angle adjustment part, which is arranged on one side of the driving part.

[0007] Preferably, the height adjustment mechanism includes: a placement plate, which is arranged on the top of the base; the top of the placement plate is fixedly connected to a limiting slide rod, the top of the limiting slide rod is fixedly connected to the limiting plate, the top of the placement plate is rotatably connected to a threaded rod, the outer wall of the threaded rod is threadedly connected to a threaded sleeve, and the top of the threaded rod is fixedly connected to a motor 1.

[0008] Preferably, the output end of motor 1 passes through the top of the limit plate and extends to the bottom of the limit plate and is fixedly connected to the top of the threaded rod. The threaded sleeve is slidably sleeved on the outer wall of the limit sliding rod. Through this height adjustment mechanism, the height adjustment effect of the LCD display screen can be well achieved.

[0009] Preferably, the driving part includes: a second motor, which is arranged in a fixing groove provided in the base; the outer wall of the second motor is fixedly connected to the inner wall of the fixing groove, and the output end of the second motor is fixedly connected to the bottom of the placement plate.

[0010] Preferably, the driving part includes: a placement box, which is arranged on one side of the threaded sleeve, a movable opening is opened on the front side of the placement box, and a sliding groove is opened on one side of the inner wall of the placement box; one side of the placement box is fixedly connected to one side of the threaded sleeve, a sliding rod is fixedly connected to the inner wall of the placement box, a sliding sleeve is provided on the outer wall sliding sleeve of the sliding rod, a sliding block is fixedly connected to the back side of the sliding sleeve, a connecting block is fixedly connected to one side of the sliding sleeve, and a telescopic rod is fixedly connected to the top of the connecting block.

[0011] Preferably, the outer wall of the slider is slidably connected to the slide groove opened in the placement box, and the outer wall of the telescopic rod is fixedly connected to the inner wall of the placement box, so that the driving angle adjustment part can be well driven to operate.

[0012] Preferably, the angle adjustment part includes: a fixed block 1, which is arranged on the front side of the sliding sleeve; the back side of the fixed block 1 is fixedly connected to the front side of the sliding sleeve, one side of the fixed block 1 is movably connected to a connecting plate, and one end of the connecting plate is movably connected to a fixed block 2.

[0013] Preferably, a fixed frame is fixedly connected to one side of the fixed block 2, an LCD display screen is fixedly installed on the inner wall of the fixed frame, a baffle is fixedly connected to the top of the fixed frame, and the bottom of the fixed frame is hinged to the bottom of the placement box, and the angle adjustment part can achieve a good effect of adjusting the LCD display screen.

[0014] The utility model provides an adjustable LCD display screen fixing device for rail transit, which has the following beneficial effects:

[0015] (1) The utility model starts motor 1, and the operation of motor 1 drives the threaded rod to rotate, the rotation of the threaded rod drives the threaded sleeve to move, the movement of the threaded sleeve drives the placement box to move, and the movement of the placement box drives the fixed frame to move, thereby achieving the effect of adjusting the height of the LCD display screen.

[0016] (2) The utility model starts the telescopic rod, and the operation of the telescopic rod drives the connection block to move, the movement of the connection block drives the sliding sleeve to move, the movement of the sliding sleeve drives the fixed block 1 to move, the movement of the fixed block 1 drives the connection plate to move, the movement of the connection plate drives the fixed block 2 to move, the movement of the fixed block 2 drives the fixed frame to move, and then starts the motor 2, and the operation of the motor 2 drives the placement plate to rotate, the rotation of the placement plate drives the placement box to rotate, and the rotation of the placement box drives the fixed frame to rotate, thereby achieving the effect of adjusting the angle of the LCD display screen. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the partial internal structure of the utility model;

[0020] Figure 4 For this utility model Figure 3 A magnified view of center.

[0021] In the figure: 1 base, 2 height adjustment mechanism, 211 placement plate, 212 limit slide rod, 213 limit plate, 214 threaded rod, 215 motor 1, 216 threaded sleeve, 3 angle adjustment mechanism, 31 driving part, 311 motor 2, 312 placement box, 313 slide rod, 314 slide sleeve, 315 slider, 316 connecting block, 317 telescopic rod, 32 angle adjustment part, 321 fixed block 1, 322 connecting plate, 323 fixed block 2, 324 fixed frame, 325 LCD display screen, 326 baffle. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0024] Example 1

[0025] The preferred embodiment of the adjustable LCD display screen fixing device for rail transit provided by the utility model is as follows: Figure 1-4 As shown: An adjustable LCD display screen fixing device for rail transit, including a base 1, a fixing groove is opened on the top of the base 1; a height adjustment mechanism 2 is arranged on the top of the base 1; an angle adjustment mechanism 3 is arranged on one side of the height adjustment mechanism 2; wherein the angle adjustment mechanism 3 includes: a driving part 31, which is arranged on one side of the height adjustment mechanism 2; an angle adjustment part 32, which is arranged on one side of the driving part 31.

[0026] The height adjustment mechanism 2 includes: a placement plate 211, which is arranged on the top of the base 1; the top of the placement plate 211 is fixedly connected to a limiting slide rod 212, the top of the limiting slide rod 212 is fixedly connected to a limiting plate 213, the top of the placement plate 211 is rotatably connected to a threaded rod 214, the outer wall of the threaded rod 214 is threadedly connected to a threaded sleeve 216, and the top of the threaded rod 214 is fixedly connected to a motor 215.

[0027] The output end of the motor 1 215 passes through the top of the limiting plate 213 and extends to the bottom of the limiting plate 213 and is fixedly connected to the top of the threaded rod 214 . The threaded sleeve 216 is slidably sleeved on the outer wall of the limiting sliding rod 212 .

[0028] Furthermore, in this embodiment, by starting the motor 215, the operation of the motor 215 drives the threaded rod 214 to rotate, the rotation of the threaded rod 214 drives the threaded sleeve 216 to move, the movement of the threaded sleeve 216 drives the placement box 312 to move, and the movement of the placement box 312 drives the fixed frame 324 to move, thereby achieving the effect of adjusting the height of the LCD display screen 325.

[0029] Example 2

[0030] On the basis of Example 1, a preferred embodiment of the adjustable LCD display screen fixing device for rail transit provided by the utility model is as follows: Figure 1-4 As shown: the driving part 31 includes: a second motor 311, which is arranged in a fixing groove opened in the base 1; the outer wall of the second motor 311 is fixedly connected to the inner wall of the fixing groove, and the output end of the second motor 311 is fixedly connected to the bottom of the placement plate 211.

[0031] The driving part 31 includes: a placement box 312, which is arranged on one side of the threaded sleeve 216, a movable opening is opened on the front side of the placement box 312, and a sliding groove is opened on one side of the inner wall of the placement box 312; one side of the placement box 312 is fixedly connected to one side of the threaded sleeve 216, a sliding rod 313 is fixedly connected to the inner wall of the placement box 312, a sliding sleeve 314 is provided on the outer wall sliding sleeve of the sliding rod 313, a slider 315 is fixedly connected to the back side of the sliding sleeve 314, a connecting block 316 is fixedly connected to one side of the sliding sleeve 314, and a telescopic rod 317 is fixedly connected to the top of the connecting block 316.

[0032] The outer wall of the slider 315 is slidably connected to the slide groove provided in the placement box 312 , and the outer wall of the telescopic rod 317 is fixedly connected to the inner wall of the placement box 312 .

[0033] Furthermore, in this embodiment, by starting the telescopic rod 317, the operation of the telescopic rod 317 drives the connecting block 316 to move, the movement of the connecting block 316 drives the sliding sleeve 314 to move, and the movement of the sliding sleeve 314 drives the fixed block 321 to move, thereby achieving the effect of driving the angle adjustment part 32 to operate.

[0034] Example 3

[0035] On the basis of embodiments 1 and 2, a preferred embodiment of an adjustable LCD display screen fixing device for rail transit provided by the utility model is as follows: Figure 1-4 As shown: the angle adjustment part 32 includes: a fixed block 321, which is arranged on the front side of the sliding sleeve 314; the back side of the fixed block 321 is fixedly connected to the front side of the sliding sleeve 314, one side of the fixed block 321 is movably connected to a connecting plate 322, and one end of the connecting plate 322 is movably connected to a fixed block 2 323.

[0036] A fixed frame 324 is fixedly connected to one side of the fixing block 323 , an LCD display screen 325 is fixedly installed on the inner wall of the fixing frame 324 , a baffle 326 is fixedly connected to the top of the fixing frame 324 , and the bottom of the fixing frame 324 is hinged to the bottom of the placement box 312 .

[0037] Furthermore, in this embodiment, the movement of the sliding sleeve 314 drives the movement of the fixed block 1 321, the movement of the fixed block 1 321 drives the movement of the connecting plate 322, the movement of the connecting plate 322 drives the movement of the fixed block 2 323, the movement of the fixed block 2 323 drives the movement of the fixed frame 324, and then by starting the motor 2 311, the operation of the motor 2 311 drives the placement plate 211 to rotate, the rotation of the placement plate 211 drives the placement box 312 to rotate, and the rotation of the placement box 312 drives the fixed frame 324 to rotate, thereby achieving the effect of adjusting the angle of the LCD display screen 325.

[0038] When in use, by starting the motor 1 215, the operation of the motor 1 215 drives the threaded rod 214 to rotate, the rotation of the threaded rod 214 drives the threaded sleeve 216 to move, the movement of the threaded sleeve 216 drives the placement box 312 to move, the movement of the placement box 312 drives the fixed frame 324 to move, so as to achieve the height adjustment of the LCD display screen 325, by starting the telescopic rod 317, the operation of the telescopic rod 317 drives the connecting block 316 to move, the movement of the connecting block 316 drives the sliding sleeve 314 to move, the movement of the sliding sleeve 314 drives the fixed block 1 321 to move, the movement of the fixed block 1 321 drives the connecting plate 322 to move, the movement of the connecting plate 322 drives the fixed block 2 323 to move, the movement of the fixed block 2 323 drives the fixed frame 324 to move, and then by starting the motor 2 311, the operation of the motor 2 311 drives the placement plate 211 to rotate, the rotation of the placement plate 211 drives the placement box 312 to rotate, the rotation of the placement box 312 drives the fixed frame 324 to rotate, so as to achieve the angle adjustment of the LCD display screen 325.

[0039] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. An adjustable LCD display screen fixing device for rail transit, characterized in that: It comprises a base (1), wherein a fixing groove is provided on the top of the base (1); A height adjustment mechanism (2) is arranged on the top of the base (1); An angle adjustment mechanism (3) is arranged on one side of the height adjustment mechanism (2); Wherein, the angle adjustment mechanism (3) comprises: A driving part (31) is arranged on one side of the height adjustment mechanism (2); The angle adjustment portion (32) is arranged on one side of the driving portion (31).

2. The adjustable LCD display screen fixing device for rail transit according to claim 1, characterized in that: The height adjustment mechanism (2) comprises: A placement plate (211) is arranged on the top of the base (1); The top of the placement plate (211) is fixedly connected to a limiting slide bar (212), the top of the limiting slide bar (212) is fixedly connected to a limiting plate (213), the top of the placement plate (211) is rotatably connected to a threaded rod (214), the outer wall of the threaded rod (214) is threadedly connected to a threaded sleeve (216), and the top of the threaded rod (214) is fixedly connected to a motor 1 (215).

3. The adjustable LCD display screen fixing device for rail transit according to claim 2, characterized in that: The output end of the motor 1 (215) passes through the top of the limiting plate (213) and extends to the bottom of the limiting plate (213) and is fixedly connected to the top of the threaded rod (214), and the threaded sleeve (216) is slidably sleeved on the outer wall of the limiting sliding rod (212).

4. The adjustable LCD display screen fixing device for rail transit according to claim 1, characterized in that: The driving part (31) comprises: Motor 2 (311) is arranged in a fixing groove provided in the base (1); The outer wall of the second motor (311) is fixedly connected to the inner wall of the fixing groove, and the output end of the second motor (311) is fixedly connected to the bottom of the placement plate (211).

5. The adjustable LCD display screen fixing device for rail transit according to claim 1, characterized in that: The driving part (31) comprises: A placement box (312) is arranged on one side of the threaded sleeve (216), a movable opening is provided on the front side of the placement box (312), and a sliding groove is provided on one side of the inner wall of the placement box (312); One side of the placement box (312) is fixedly connected to one side of the threaded sleeve (216); the inner wall of the placement box (312) is fixedly connected to a sliding rod (313); the outer wall sliding sleeve of the sliding rod (313) is provided with a sliding sleeve (314); the back side of the sliding sleeve (314) is fixedly connected to a sliding block (316); one side of the sliding sleeve (314) is fixedly connected to a connecting block (316); the top of the connecting block (316) is fixedly connected to a telescopic rod (317).

6. The adjustable LCD display screen fixing device for rail transit according to claim 5, characterized in that: The outer wall of the sliding block (315) is slidably connected to a sliding groove provided in the placement box (312), and the outer wall of the telescopic rod (317) is fixedly connected to the inner wall of the placement box (312).

7. The adjustable LCD display screen fixing device for rail transit according to claim 1, characterized in that: The angle adjustment portion (32) includes: A fixed block 1 (321), arranged on the front side of the sliding sleeve (314); The back side of the fixing block 1 (321) is fixedly connected to the front side of the sliding sleeve (314); one side of the fixing block 1 (321) is movably connected to a connecting plate (322); and one end of the connecting plate (322) is movably connected to a fixing block 2 (323).

8. The adjustable LCD display screen fixing device for rail transit according to claim 7, characterized in that: A fixing frame (324) is fixedly connected to one side of the fixing block 2 (323); an LCD display screen (325) is fixedly installed on the inner wall of the fixing frame (324); a baffle (326) is fixedly connected to the top of the fixing frame (324); and the bottom of the fixing frame (324) is hingedly connected to the bottom of the placement box (312).

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