Adjustable video monitoring comparison display device and use method thereof

Abstract

The invention relates to the technical field of display devices, in particular to an adjustable video monitoring comparison display device and a use method thereof. The upper end of the bottom plate is fixedly connected with two supporting columns, and the upper ends of the two supporting columns are jointly and fixedly connected with a U-shaped block. A bearing block is manually rotated, so that a limiting column rotates along the inner wall of an arc-shaped groove, a first tooth ring extrudes rubber tooth bodies and then is clamped between the two adjacent rubber tooth bodies, the bearing block can be prevented from sliding too fast during rotation, rapid positioning of the bearing block is facilitated, the angle of a supporting block can be adjusted by starting a rotating assembly, and the supporting block is convenient to use. When the angle of the display board needs to be adjusted, the upper supporting component is started to adjust the angle of the first adjusting block, the lower supporting component is started to adjust the angle of the second adjusting block, namely, the angle of the third adjusting block can be adjusted, and therefore the angle of the display board can be adjusted; the angle of the display board can be further adjusted by starting the rotating mechanism, and a user can conveniently watch the display board.

Description

Technical Field

[0001] The present invention belongs to the technical field of display devices, and in particular relates to an adjustable video monitoring contrast display device and a use method thereof. Background Art

[0002] With the rapid development of the security industry, video surveillance systems have been widely used in various fields, such as public safety, traffic management, commercial places, etc.

[0003] However, traditional video surveillance systems can only view the images of each camera individually, and cannot intuitively compare the monitoring conditions between different cameras, nor can they improve monitoring efficiency and management level.

[0004] Therefore, an adjustable video monitoring comparison display device and a method for using the same are proposed, which can intuitively compare monitoring images between different cameras through adjustment, thereby improving monitoring efficiency and management level. Summary of the invention

[0005] In order to overcome the problem that the existing video monitoring system can only view the image of each camera individually and cannot intuitively compare the monitoring conditions between different cameras, an adjustable video monitoring comparison display device and a use method thereof are proposed.

[0006] The technical scheme of the present invention is as follows: an adjustable video monitoring comparison and display device comprises a bottom plate; two supporting columns are fixedly connected to the upper end of the bottom plate, and a U-shaped block is fixedly connected to the upper ends of the two supporting columns, and L-shaped blocks are fixedly connected to the upper parts of both sides of the U-shaped block, and a moving column is slidably provided on the inner wall of the U-shaped block, and three bearing blocks are rotatably installed on the side wall of the moving column, and an anti-skid mechanism is provided on the side wall of the moving column, and the anti-skid mechanism comprises a fixed ring, a rubber tooth body and a first tooth ring; three first rotating disks are rotatably installed on the side wall of the moving column, and a fixed ring is fixedly connected to the lower end of the first rotating disk, and the inner wall of the fixed ring is fixedly connected to uniformly distributed rubber teeth, and an arc groove is penetrated through the upper end of the first rotating disk, and the lower end of the bearing block is fitted with the upper end of the first rotating disk, and the upper end of the bearing block is penetrated and fixedly connected to a limiting column, and the lower part of the side wall of the limiting column is fixedly connected to a first tooth ring, and the first tooth ring and the rubber tooth body are meshed with each other, and the limiting column is slidably arranged on the inner wall of the arc groove;

[0007] The bearing block is provided with a display mechanism, which includes a first limiting groove, a slider, a column and a display block; the upper end of the bearing block is provided with a first limiting groove, the side end of the bearing block is penetrated with a second limiting groove, the inner wall of the first limiting groove is slidably provided with a slider, the side wall of the slider is fixedly connected with a sliding column, the sliding column is slidably arranged on the inner wall of the second limiting groove, the upper end of the slider is fixedly connected with a column, the side wall of the column is rotatably mounted with a rotating cylinder, the side wall of the rotating cylinder is fixedly connected with a display block, the upper end of the display block is fixedly connected with an ear plate, one side of the display block is fixedly connected with a first display screen, and the other side of the display block is provided with a wireless transmission mechanism;

[0008] A rotating assembly is provided at the upper end of the base plate, a supporting block is installed at the upper end of the rotating assembly, an adjusting mechanism is provided on the supporting block, and the adjusting mechanism includes a first adjusting block, a second adjusting block and a third adjusting block; a vertical block is fixedly connected to the upper end of the supporting block, one end of the first adjusting block is hinged to the upper side end of the vertical block, one end of the second adjusting block is hinged to the lower side end of the vertical block, the other end of the first adjusting block is hinged to one end of the third adjusting block, the other end of the third adjusting block is hinged to the other end of the second adjusting block, a rotating mechanism is provided at the side end of the third adjusting block, a display board is installed on the rotating mechanism, a fixing mechanism is provided on the display board, and an upper supporting member for supporting the first adjusting block and a lower supporting member for supporting the second adjusting block are provided at the side end of the vertical block.

[0009] Preferably, when it is necessary to display the monitored screen, the external monitored recorded screen is transmitted to the first display screen through a wireless transmission mechanism for display, which is convenient for users to watch. The first display screen is provided with multiple screens, which is convenient for users to compare and read, and can also be read by multiple people. When multiple people read, by manually rotating the bearing block, the limit column rotates along the inner wall of the arc groove, and the first tooth ring squeezes the rubber tooth body and then is stuck between two adjacent rubber tooth bodies, which can prevent the bearing block from sliding too fast when rotating, and is conducive to quickly positioning the bearing block. In addition, the position of the first display screen can be adjusted by holding the sliding column, which is convenient to use. The angle of the support block can be adjusted by opening the rotating component. When the angle of the display board needs to be adjusted, the upper supporting member is opened to adjust the angle of the first adjustment block, and the lower supporting member is opened to adjust the angle of the second adjustment block, so that the angle of the third adjustment block can be adjusted, so that the angle of the display board can be adjusted. The angle of the display board can be further adjusted by opening the rotating mechanism, which is convenient for users to adjust it to an angle suitable for their own viewing. The problem that the traditional video surveillance system can only view the picture of each camera separately, cannot intuitively compare the monitoring conditions between different cameras, and cannot improve the monitoring efficiency and management level is solved.

[0010] Preferably, the wireless transmission mechanism includes a fixed box, a circuit board, a processor, a wireless transceiver, a battery and a cover plate; a fixed box is fixedly connected to the other side of the display block, a circuit board is fixedly connected to the inner wall of the fixed box, a processor and a wireless transceiver are mounted on the circuit board, a battery is fixedly connected to the inner wall of the fixed box, and a cover plate is fixedly connected to the inner wall of the fixed box.

[0011] Preferably, a limiting block is fixedly connected to the lower part of the side wall of the movable column, the limiting block is slidably arranged between the U-shaped block and the two L-shaped blocks, and the arc groove is U-shaped.

[0012] Preferably, the rotating mechanism includes a fixed seat, a fixed column, a sleeve block, a second motor, a gear and a second gear ring; the side end of the third adjusting block is fixedly connected to the fixed seat, the inner wall of the fixed seat is fixedly connected to the fixed column, the side wall of the fixed column is sleeved with a sleeve block, the side wall of the sleeve block is fixedly connected to the side wall of the display board, the side wall of the display board is fixedly connected to the second motor, the output shaft of the second motor is fixedly connected to the gear, the side wall of the fixed column is fixedly connected to the second gear ring and the circular ring, the ends of the circular ring and the second gear ring close to each other are respectively fitted with the two ends of the sleeve block, and the second gear ring and the gear are meshed with each other.

[0013] Preferably, the fixing mechanism includes a rotating column and a locking nut; the rotating column is rotatably installed on the upper part of both sides of the display board, and two limiting rings are fixed to the side walls of the rotating column. The ends of the two limiting rings close to each other are respectively fitted with the two side surfaces of the display board, and a locking nut is threadedly installed on the side wall of one end of the rotating column, and the outer diameter of the rotating column is equal to the inner diameter of the ear plate.

[0014] Preferably, the rotating assembly includes a base block, a first motor, a support tube and a second rotating disk; the base block is fixedly connected to the left upper end of the base plate, the first motor is fixedly connected to the upper end of the base block, the second rotating disk is fixedly connected to the upper end of the output shaft of the first motor, the support tube is fixedly connected to the upper end of the base block, the upper end of the support tube is fitted with the lower end of the second rotating disk, and the upper end of the second rotating disk is fixedly connected to the lower end of the support block.

[0015] Preferably, the upper supporting member includes a first support block, a first electric cylinder and a first push block; the first support block is fixedly connected to the middle part of the side wall of the vertical block, the upper end of the first support block is fixedly connected to the first electric cylinder, the upper end of the output shaft of the first electric cylinder is fixedly connected to the first push block, and the upper end of the first push block is in contact with the lower end of the first adjustment block.

[0016] Preferably, the lower supporting member includes a second supporting block, a second electric cylinder and a second pushing block; the side wall of the supporting block is fixedly connected to the second supporting block, the upper end of the second supporting block is fixedly connected to the second electric cylinder, the upper end of the output shaft of the second electric cylinder is fixedly connected to the second pushing block, and the upper end of the second pushing block is in contact with the lower end of the second adjusting block.

[0017] Preferably, a bracket is fixedly connected to the right upper end of the bottom plate, and a second display screen is rotatably mounted on the bracket.

[0018] The present invention also provides an adjustable video monitoring contrast display device and a method for using the same; the device comprises the adjustable video monitoring contrast display device as described above, and the steps are as follows:

[0019] Step 1: The external surveillance recorded picture is transmitted to the first display screen through the wireless transmission mechanism for display. There are multiple first display screens, and the user compares and reads by viewing multiple first display screens;

[0020] Step 2: When multiple people are reading, the bearing block is manually rotated so that the limit column rotates along the inner wall of the arc groove. The first tooth ring squeezes the rubber tooth body and then is stuck between two adjacent rubber tooth bodies, which can prevent the bearing block from sliding too fast when rotating and facilitates the rapid positioning of the bearing block.

[0021] Step 3: Then turn on the first motor to rotate the second rotating disk, and the second rotating disk will drive the support block to rotate, so as to adjust the angle of the support block;

[0022] Step 4: When the angle of the display board needs to be adjusted, the first electric cylinder is turned on to move the first push block upward to support the first adjustment block, thereby adjusting the angle of the first adjustment block, and then the second electric cylinder is turned on to adjust the height of the second push block, and the height of the second adjustment block is adjusted, thereby adjusting the angle of the third adjustment block, thereby adjusting the angle of the display board;

[0023] Step 5: When the angle of the display board needs to be adjusted, the second motor is turned on to rotate the gear, and the gear is meshed with the second gear ring, so that the gear rotates along the side wall of the second gear ring, thereby driving the display board to move, so as to achieve rapid adjustment of the angle of the display board. The integrated structure composed of another display block and the ear plate can be hung on the side wall of the rotating column for observation, so that the user can adjust it to an angle suitable for viewing.

[0024] The beneficial effects of the present invention are as follows: when it is necessary to display the monitored screen, the external monitored recorded screen is transmitted to the first display screen through the wireless transmission mechanism for display, which is convenient for users to watch. The first display screen is provided with multiple screens, which is convenient for users to compare and read, and can also be read by multiple people. When multiple people read, by manually rotating the bearing block, the limit column rotates along the inner wall of the arc groove, and the first tooth ring squeezes the rubber tooth body and then is stuck between two adjacent rubber tooth bodies, which can prevent the bearing block from sliding too fast when rotating, and is conducive to quickly positioning the bearing block. In addition, the position of the first display screen can be adjusted by holding the sliding column, which is convenient to use. The angle of the support block can be adjusted by opening the rotating component. When the angle of the display board needs to be adjusted, the upper supporting member is opened to adjust the angle of the first adjustment block, and the lower supporting member is opened to adjust the angle of the second adjustment block, so that the angle of the third adjustment block can be adjusted, so that the angle of the display board can be adjusted. The angle of the display board can be further adjusted by opening the rotating mechanism, which is convenient for users to adjust it to an angle suitable for their own viewing. The problem that the traditional video monitoring system can only view the screen of each camera separately, cannot intuitively compare the monitoring conditions between different cameras, and cannot improve the monitoring efficiency and management level is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1What is shown is a schematic diagram of the three-dimensional structure of the present invention;

[0026] Figure 2 Shown is a schematic diagram of the three-dimensional structure of the mobile column of the present invention;

[0027] Figure 3 Shown is a schematic diagram of the three-dimensional structure of the limiting column of the present invention;

[0028] Figure 4 Shown is a schematic diagram of the three-dimensional structure of the limit block of the present invention;

[0029] Figure 5 What is shown is a schematic diagram of the three-dimensional structure of the bearing block of the present invention;

[0030] Figure 6 Shown is a schematic diagram of a three-dimensional disassembled structure of a fixing box and a cover plate of the present invention;

[0031] Figure 7 Shown is a three-dimensional structural schematic diagram of the rotating assembly of the present invention;

[0032] Figure 8 Shown is a schematic diagram of the three-dimensional structure of the support block of the present invention;

[0033] Fig. 9 Shown is a schematic diagram of the three-dimensional structure of the display board of the present invention;

[0034] Fig.10 What is shown is a three-dimensional schematic diagram of the driving mechanism of the present invention.

[0035] The marks in the attached drawings are: 1, bottom plate; 2, support column; 3, U-shaped block; 4, L-shaped block; 5, moving column; 501, first rotating disk; 502, fixed ring; 503, rubber tooth body; 504, arc groove; 505, limit column; 506, first tooth ring; 507, limit block; 6, bearing block; 601, first limit groove; 602, second limit groove; 603, slider; 604, slide column; 605, column; 606, rotating cylinder; 607, display block; 608, ear plate; 609, first display screen; 610, fixed box; 611, circuit board; 612, processor; 613, wireless transceiver; 614, battery; 615 , cover plate; 7, rotating assembly; 701, bottom block; 702, first motor; 703, support cylinder; 704, second rotating disk; 8, support block; 801, vertical block; 802, first adjusting block; 803, second adjusting block; 804, third adjusting block; 805, first support block; 806, first electric cylinder; 807, first push block; 808, second support block; 809, second electric cylinder; 810, second push block; 9, display board; 10, rotating column; 11, second display screen; 12, fixed seat; 13, fixed column; 14, sleeve block; 15, limit ring; 16, locking nut; 17, second motor; 18, gear; 19, second gear ring. DETAILED DESCRIPTION

[0036] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0037] Example 1: Please refer to Figure 1-Figure 10 The adjustable video monitoring contrast display device comprises a bottom plate 1; two support columns 2 are fixedly connected to the upper end of the bottom plate 1, a U-shaped block 3 is fixedly connected to the upper ends of the two support columns 2, an L-shaped block 4 is fixedly connected to the upper parts of both sides of the U-shaped block 3, a moving column 5 is slidably provided on the inner wall of the U-shaped block 3, three bearing blocks 6 are rotatably installed on the side wall of the moving column 5, an anti-skid mechanism is provided on the side wall of the moving column 5, and the anti-skid mechanism comprises a fixing ring 502, a rubber tooth body 503 and a first tooth ring 506; three first rotating disks 50 are rotatably installed on the side wall of the moving column 5 1. A fixing ring 502 is fixedly connected to the lower end of the first rotating disk 501, and the inner wall of the fixing ring 502 is fixedly connected with uniformly distributed rubber teeth 503. An arc groove 504 is penetrated through the upper end of the first rotating disk 501, and the lower end of the bearing block 6 is fitted with the upper end of the first rotating disk 501. The upper end of the bearing block 6 is penetrated and fixedly connected with a limiting column 505. The lower part of the side wall of the limiting column 505 is fixedly connected with a first tooth ring 506. The first tooth ring 506 and the rubber teeth 503 are meshed with each other, and the limiting column 505 is slidably arranged on the inner wall of the arc groove 504;

[0038] The bearing block 6 is provided with a display mechanism, which includes a first limiting groove 601, a slider 603, a column 605 and a display block 607; the upper end of the bearing block 6 is provided with a first limiting groove 601, the side end of the bearing block 6 is penetrated with a second limiting groove 602, the inner wall of the first limiting groove 601 is slidably provided with a slider 603, the side wall of the slider 603 is fixedly connected with a sliding column 604, the sliding column 604 is slidably provided on the inner wall of the second limiting groove 602, the upper end of the slider 603 is fixedly connected with a column 605, the side wall of the column 605 is rotatably installed with a rotating cylinder 606, the side wall of the rotating cylinder 606 is fixedly connected with a display block 607, the upper end of the display block 607 is fixedly connected with an ear plate 608, one side of the display block 607 is fixedly connected with a first display screen 609, and the other side of the display block 607 is provided with a wireless transmission mechanism;

[0039] A rotating assembly 7 is provided at the upper end of the base plate 1, and a supporting block 8 is installed at the upper end of the rotating assembly 7. An adjusting mechanism is provided on the supporting block 8, and the adjusting mechanism includes a first adjusting block 802, a second adjusting block 803 and a third adjusting block 804; a vertical block 801 is fixedly connected to the upper end of the supporting block 8, and an upper side end of the vertical block 801 is hinged to one end of the first adjusting block 802, and a lower side end of the vertical block 801 is hinged to one end of the second adjusting block 803, and the other end of the first adjusting block 802 is hinged to one end of the third adjusting block 804, and the other end of the third adjusting block 804 is hinged to the other end of the second adjusting block 803. A rotating mechanism is provided at the side end of the third adjusting block 804, and a display board 9 is installed on the rotating mechanism. A fixing mechanism is provided on the display board 9, and an upper supporting member for supporting the first adjusting block 802 and a lower supporting member for supporting the second adjusting block 803 are provided at the side end of the vertical block 801.

[0040] When it is necessary to display the monitored images, the external monitored recorded images are transmitted to the first display screen 609 through a wireless transmission mechanism for display, which is convenient for users to watch. The first display screen 609 is provided with multiple ones, which is convenient for users to compare and read, and multiple people can also read. When multiple people read, by manually rotating the bearing block 6, the limit column 505 rotates along the inner wall of the arc groove 504, and the first tooth ring 506 will squeeze the rubber tooth body 503 and then be stuck between two adjacent rubber tooth bodies 503, which can prevent the bearing block 6 from sliding too fast when rotating, and is conducive to the rapid positioning of the bearing block 6. In addition, the position of the first display screen 609 can be adjusted by holding the sliding column 604, which is easy to use. The angle of the support block 8 can be adjusted by turning on the rotating component 7. When the angle of the display board 9 needs to be adjusted, the upper supporting member is turned on to adjust the angle of the first adjusting block 802, and the lower supporting member is turned on to adjust the angle of the second adjusting block 803. The angle of the third adjusting block 804 can be adjusted, so that the angle of the display board 9 can be adjusted. The angle of the display board 9 can be further adjusted by turning on the rotating mechanism, which is convenient for the user to adjust it to an angle suitable for viewing.

[0041] See also Figure 1 and Figure 6 In this embodiment, the wireless transmission mechanism includes a fixed box 610, a circuit board 611, a processor 612, a wireless transceiver 613, a battery 614 and a cover 615; the other side of the display block 607 is fixedly connected to the fixed box 610, the inner wall of the fixed box 610 is fixedly connected to the circuit board 611, the circuit board 611 is mounted with a processor 612 and a wireless transceiver 613, the inner wall of the fixed box 610 is fixedly connected to the battery 614, and the inner wall of the fixed box 610 is fixedly connected to the cover 615. The data recorded by the external surveillance camera will be wirelessly transmitted to the wireless transceiver 613, and then displayed on the first display screen 609 through the processor 612, which is convenient for users to watch. In addition, the use of the wireless transceiver 613 can avoid the phenomenon of clutter caused by too many traditional wires, thereby improving the portability of the device when used.

[0042] See also Figure 1 and Figure 4 In this embodiment, a limit block 507 is fixed to the lower part of the side wall of the movable column 5, and the limit block 507 is slidably arranged between the U-shaped block 3 and the two L-shaped blocks 4. The arc groove 504 is U-shaped, which is conducive to the stable sliding of the movable column 5 along the inner wall of the U-shaped block 3.

[0043] See also Figure 1 and Figure 7 In this embodiment, the rotating assembly 7 includes a bottom block 701, a first motor 702, a support tube 703 and a second rotating disk 704; the bottom block 701 is fixedly connected to the left upper end of the bottom plate 1, the first motor 702 is fixedly connected to the upper end of the bottom block 701, the second rotating disk 704 is fixedly connected to the upper end of the output shaft of the first motor 702, the support tube 703 is fixedly connected to the upper end of the bottom block 701, the upper end of the support tube 703 and the lower end of the second rotating disk 704 are fitted, and the upper end of the second rotating disk 704 is fixedly connected to the lower end of the support block 8. When the support block 8 needs to be rotated, the first motor 702 is turned on to rotate the second rotating disk 704, and the second rotating disk 704 drives the support block 8 to rotate.

[0044] See also Figure 1 and Figure 8 In this embodiment, the upper supporting member includes a first supporting block 805, a first electric cylinder 806 and a first pushing block 807; the first supporting block 805 is fixedly connected to the middle part of the side wall of the vertical block 801, the upper end of the first supporting block 805 is fixedly connected to the first electric cylinder 806, the upper end of the output shaft of the first electric cylinder 806 is fixedly connected to the first pushing block 807, the upper end of the first pushing block 807 is fitted with the lower end of the first adjusting block 802, the first electric cylinder 806 is turned on to make the first pushing block 807 move upward, so as to support the first adjusting block 802, thereby facilitating the adjustment of the angle of the first adjusting block 802.

[0045] See also Figure 1 and Figure 8 In the present embodiment, the lower supporting member comprises a second supporting block 808, a second electric cylinder 809 and a second pushing block 810; the side wall of the supporting block 8 is fixedly connected with the second supporting block 808, the upper end of the second supporting block 808 is fixedly connected with the second electric cylinder 809, the upper end of the output shaft of the second electric cylinder 809 is fixedly connected with the second pushing block 810, the upper end of the second pushing block 810 is fitted with the lower end of the second adjusting block 803, the second electric cylinder 809 is turned on to adjust the height of the second pushing block 810, and the height of the second adjusting block 803 can be conveniently adjusted.

[0046] See also Figure 1 In this embodiment, a bracket is fixedly connected to the upper right part of the bottom plate 1, and a second display screen 11 is rotatably mounted on the bracket. The second display screen 11 can be rotated on the bracket to facilitate users to watch the pictures on the second display screen 11.

[0047] Example 2: Please refer to Fig. 9 On the basis of Example 1, the present application provides a technical solution: the rotating mechanism includes a fixed seat 12, a fixed column 13, a sleeve block 14, a second motor 17, a gear 18 and a second gear ring 19; the side end of the third adjusting block 804 is fixedly connected to the fixed seat 12, the inner wall of the fixed seat 12 is fixedly connected to the fixed column 13, the side wall of the fixed column 13 is sleeved with the sleeve block 14, the side wall of the sleeve block 14 is fixedly connected to the side wall of the display board 9, the side wall of the display board 9 is fixedly connected to the second motor 17, and the output shaft of the second motor 17 is fixedly connected to the second motor 17. A gear 18 is connected, and a second gear ring 19 and a circular ring are fixedly connected to the side wall of the fixed column 13. The ends of the circular ring and the second gear ring 19 that are close to each other are respectively fitted with the two ends of the sleeve block 14, and the second gear ring 19 and the gear 18 are meshed with each other. When the angle of the display board 9 needs to be adjusted, the second motor 17 is turned on to rotate the gear 18, and the gear 18 is meshed with the second gear ring 19, so that the gear 18 rotates along the side wall of the second gear ring 19, thereby driving the display board 9 to move, and the angle of the display board 9 can be quickly adjusted.

[0048] Example 3: Please refer to Fig. 9 On the basis of Example 1, the present application provides a technical solution: the fixing mechanism includes a rotating column 10 and a locking nut 16; the rotating column 10 is rotatably installed on the upper part of both sides of the display board 9, and the side wall of the rotating column 10 is fixed with two limiting rings 15, and the ends of the two limiting rings 15 close to each other are respectively fitted with the two side surfaces of the display board 9, and the locking nut 16 is threadedly installed on the side wall of one end of the rotating column 10, and the outer diameter of the rotating column 10 is equal to the inner diameter of the ear plate 608, and the ear plate 608 can be sleeved on the side wall of the rotating column 10, and then the locking nut 16 is manually threadedly installed on the side wall of the rotating column 10, which can facilitate the limiting of the ear plate 608.

[0049] The present invention also provides an adjustable video monitoring contrast display device and a method for using the same; the device comprises the adjustable video monitoring contrast display device as described above, and the steps are as follows:

[0050] Step 1: The external surveillance recorded picture is transmitted to the first display screen 609 through the wireless transmission mechanism for display. There are multiple first display screens 609, and the user can compare and read by viewing multiple first display screens 609;

[0051] Step 2: When multiple people are reading, the bearing block 6 is manually rotated so that the limiting column 505 rotates along the inner wall of the arc groove 504, and the first tooth ring 506 squeezes the rubber tooth body 503 and then is stuck between two adjacent rubber tooth bodies 503, which can prevent the bearing block 6 from sliding too fast when rotating, and is conducive to quickly positioning the bearing block 6;

[0052] Step 3: Then turn on the first motor 702 to rotate the second rotating disk 704, and the second rotating disk 704 will drive the support block 8 to rotate, so as to adjust the angle of the support block 8;

[0053] Step 4: When the angle of the display board 9 needs to be adjusted, the first electric cylinder 806 is turned on to move the first push block 807 upward to support the first adjustment block 802, thereby adjusting the angle of the first adjustment block 802, and then the second electric cylinder 809 is turned on to adjust the height of the second push block 810, and the height of the second adjustment block 803 is adjusted, thereby adjusting the angle of the third adjustment block 804, and adjusting the angle of the display board 9;

[0054] Step 5: When the angle of the display board 9 needs to be adjusted, the second motor 17 is turned on to rotate the gear 18, and the gear 18 is meshed with the second gear ring 19, so that the gear 18 rotates along the side wall of the second gear ring 19, thereby driving the display board 9 to move, and realizing rapid adjustment of the angle of the display board 9. The integrated structure composed of another display block 607 and the ear plate 608 can be hung on the side wall of the rotating column 10 for observation, so that the user can adjust it to an angle suitable for his or her own viewing.

[0055] The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the spirit of the present invention.

Claims

1. An adjustable video monitoring contrast display device, comprising a base plate (1); characterized in that: Two support columns (2) are fixedly connected to the upper end of the bottom plate (1), a U-shaped block (3) is fixedly connected to the upper ends of the two support columns (2), L-shaped blocks (4) are fixedly connected to the upper parts of both sides of the U-shaped block (3), a moving column (5) is slidably provided on the inner wall of the U-shaped block (3), three bearing blocks (6) are rotatably installed on the side wall of the moving column (5), an anti-skid mechanism is provided on the side wall of the moving column (5), and the anti-skid mechanism includes a fixing ring (502), a rubber tooth body (503) and a first tooth ring (506); three first rotating disks (501) are rotatably installed on the side wall of the moving column (5), and the first rotating disks (501) ) is fixedly connected to the lower end of the first rotating disk (501), the inner wall of the first rotating disk (501) is fixedly connected to uniformly distributed rubber teeth (503), the upper end of the first rotating disk (501) is penetrated by an arc groove (504), the lower end of the bearing block (6) and the upper end of the first rotating disk (501) are fitted, the upper end of the bearing block (6) is penetrated by a limiting column (505), the lower part of the side wall of the limiting column (505) is fixedly connected to a first tooth ring (506), the first tooth ring (506) and the rubber teeth (503) are meshed with each other, and the limiting column (505) is slidably arranged on the inner wall of the arc groove (504); The bearing block (6) is provided with a display mechanism, which includes a first limiting groove (601), a slider (603), a column (605) and a display block (607); the upper end of the bearing block (6) is provided with a first limiting groove (601), the side end of the bearing block (6) is provided with a second limiting groove (602), the inner wall of the first limiting groove (601) is slidably provided with a slider (603), the side wall of the slider (603) is fixedly connected with a slide column (604), and the slide column (605) is provided with a second limiting groove (602). 04) is slidably disposed on the inner wall of the second limiting groove (602), the upper end of the slider (603) is fixedly connected to a column (605), the side wall of the column (605) is rotatably mounted with a rotating cylinder (606), the side wall of the rotating cylinder (606) is fixedly connected to a display block (607), the upper end of the display block (607) is fixedly connected to an ear plate (608), one side of the display block (607) is fixedly connected to a first display screen (609), and the other side of the display block (607) is provided with a wireless transmission mechanism; A rotating assembly (7) is provided at the upper end of the bottom plate (1), a supporting block (8) is installed at the upper end of the rotating assembly (7), an adjusting mechanism is provided on the supporting block (8), and the adjusting mechanism comprises a first adjusting block (802), a second adjusting block (803) and a third adjusting block (804); a vertical block (801) is fixedly connected to the upper end of the supporting block (8), one end of the first adjusting block (802) is hingedly connected to the upper side end of the vertical block (801), and one end of the second adjusting block (803) is hingedly connected to the lower side end of the vertical block (801). The other end of the first adjusting block (802) is hinged to one end of the third adjusting block (804), the other end of the third adjusting block (804) is hinged to the other end of the second adjusting block (803), a rotating mechanism is provided at the side end of the third adjusting block (804), a display board (9) is mounted on the rotating mechanism, a fixing mechanism is provided on the display board (9), and an upper supporting member for supporting the first adjusting block (802) and a lower supporting member for supporting the second adjusting block (803) are provided at the side end of the vertical block (801).

2. The adjustable video monitoring contrast display device and the method of using the same according to claim 1, characterized in that: The wireless transmission mechanism comprises a fixing box (610), a circuit board (611), a processor (612), a wireless transceiver (613), a storage battery (614) and a cover plate (615); the other side of the display block (607) is fixedly connected to the fixing box (610), the inner wall of the fixing box (610) is fixedly connected to the circuit board (611), the processor (612) and the wireless transceiver (613) are mounted on the circuit board (611), the inner wall of the fixing box (610) is fixedly connected to the storage battery (614), and the inner wall of the fixing box (610) is fixedly connected to the cover plate (615).

3. The adjustable video monitoring contrast display device according to claim 1, characterized in that: A limit block (507) is fixedly connected to the lower part of the side wall of the movable column (5); the limit block (507) is slidably arranged between the U-shaped block (3) and the two L-shaped blocks (4); and the arc groove (504) is U-shaped.

4. The adjustable video monitoring contrast display device according to claim 1, characterized in that: The rotating mechanism comprises a fixed seat (12), a fixed column (13), a sleeve block (14), a second motor (17), a gear (18) and a second gear ring (19); the side end of the third adjusting block (804) is fixedly connected to the fixed seat (12), the inner wall of the fixed seat (12) is fixedly connected to the fixed column (13), the side wall of the fixed column (13) is sleeved with the sleeve block (14), the side wall of the sleeve block (14) is fixedly connected to the side wall of the display board (9), the side wall of the display board (9) is fixedly connected to the second motor (17), the output shaft of the second motor (17) is fixedly connected to the gear (18), the side wall of the fixed column (13) is fixedly connected to the second gear ring (19) and the circular ring, the ends of the circular ring and the second gear ring (19) close to each other are respectively fitted with the two ends of the sleeve block (14), and the second gear ring (19) and the gear (18) are meshed with each other.

5. The adjustable video monitoring contrast display device according to claim 1, characterized in that: The fixing mechanism comprises a rotating column (10) and a locking nut (16); the rotating column (10) is rotatably installed through the upper part of both sides of the display plate (9); two limiting rings (15) are fixedly connected to the side wall of the rotating column (10); the ends of the two limiting rings (15) close to each other are respectively fitted with the two side surfaces of the display plate (9); the locking nut (16) is threadedly installed on the side wall of one end of the rotating column (10); the outer diameter of the rotating column (10) is equal to the inner diameter of the ear plate (608).

6. The adjustable video monitoring contrast display device according to claim 1, characterized in that: The rotating assembly (7) comprises a bottom block (701), a first motor (702), a support tube (703) and a second rotating disk (704); the bottom block (701) is fixedly connected to the left upper end of the bottom plate (1), the first motor (702) is fixedly connected to the upper end of the bottom block (701), the second rotating disk (704) is fixedly connected to the upper end of the output shaft of the first motor (702), the support tube (703) is fixedly connected to the upper end of the bottom block (701), the upper end of the support tube (703) is in contact with the lower end of the second rotating disk (704), and the upper end of the second rotating disk (704) is fixedly connected to the lower end of the support block (8).

7. The adjustable video monitoring contrast display device according to claim 1, characterized in that: The upper supporting member comprises a first supporting block (805), a first electric cylinder (806) and a first pushing block (807); the first supporting block (805) is fixedly connected to the middle of the side wall of the vertical block (801); the upper end of the first supporting block (805) is fixedly connected to the first electric cylinder (806); the upper end of the output shaft of the first electric cylinder (806) is fixedly connected to the first pushing block (807); the upper end of the first pushing block (807) is in contact with the lower end of the first adjusting block (802).

8. The adjustable video monitoring contrast display device according to claim 7, characterized in that: The lower supporting member comprises a second supporting block (808), a second electric cylinder (809) and a second pushing block (810); the side wall of the supporting block (8) is fixedly connected with the second supporting block (808), the upper end of the second supporting block (808) is fixedly connected with the second electric cylinder (809), the upper end of the output shaft of the second electric cylinder (809) is fixedly connected with the second pushing block (810), and the upper end of the second pushing block (810) is in contact with the lower end of the second adjusting block (803).

9. The adjustable video monitoring contrast display device according to claim 1, characterized in that: A bracket is fixedly connected to the right upper end of the bottom plate (1), and a second display screen (11) is rotatably mounted on the bracket.

10. Adjustable video monitoring contrast display device and its use method; characterized in that The adjustable video monitoring contrast display device according to any one of claims 1 to 9 comprises the following steps: Step 1: The external surveillance recorded picture is transmitted to the first display screen (609) through a wireless transmission mechanism for display. There are multiple first display screens (609), and the user can compare and read by viewing multiple first display screens (609); Step 2: When multiple people are reading, the bearing block (6) is manually rotated so that the limiting column (505) rotates along the inner wall of the arc groove (504), and the first tooth ring (506) squeezes the rubber tooth body (503) and is then stuck between two adjacent rubber tooth bodies (503), which can prevent the bearing block (6) from sliding too fast when rotating and facilitates the rapid positioning of the bearing block (6); Step 3: Then, the first motor (702) is turned on to rotate the second rotating disk (704), and the second rotating disk (704) drives the support block (8) to rotate, so as to adjust the angle of the support block (8); Step 4: When the angle of the display board (9) needs to be adjusted, the first electric cylinder (806) is turned on to move the first push block (807) upward to support the first adjustment block (802), thereby adjusting the angle of the first adjustment block (802), and then the second electric cylinder (809) is turned on to adjust the height of the second push block (810), and the height of the second adjustment block (803) is adjusted, thereby adjusting the angle of the third adjustment block (804), thereby adjusting the angle of the display board (9); Step 5: When the angle of the display board (9) needs to be adjusted, the second motor (17) is turned on to rotate the gear (18), and the gear (18) is meshed with the second gear ring (19), so that the gear (18) rotates along the side wall of the second gear ring (19), thereby driving the display board (9) to move, so as to achieve rapid adjustment of the angle of the display board (9). The integrated structure composed of another display block (607) and the ear plate (608) can be hung on the side wall of the rotating column (10) for observation, so that the user can adjust it to an angle suitable for his own viewing.

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