Display device for science and technology project consultation service

Abstract

The utility model discloses a display device for science and technology project consultation service, which comprises a walking frame and a support frame, the top end of the walking frame is provided with the support frame, the top end of the support frame is provided with a folding frame, one end of the folding frame close to the support frame is provided with a hinge shaft, and the folding frame is movably connected with the support frame through the hinge shaft. Two sets of electric push rods are movably installed on the side wall of the supporting frame, push arms are installed at the output ends of the electric push rods, linkage shafts are installed at the ends, away from the electric push rods, of the push arms, the push arms are movably connected with the folding frame through the linkage shafts, and a storage box is installed at the top end of the portion, on one side of the supporting frame, of the walking frame. And a drawing box is arranged in the folding frame. According to the display device, convenient overturning, pulling, folding and display are achieved, an operator can sit down for a rest, the display device can be conveniently stored and protected, the occupied space of the display device is reduced, and the use flexibility of the display device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of display devices, in particular to a display device used for scientific and technological project consulting services. Background Art

[0002] Science and technology project consulting services are used to provide the public with a variety of consulting services such as project consulting, product introduction, project introduction, project process introduction, project management introduction, etc. for science and technology projects. When explaining this type of service, it is often necessary to display it. Traditional display devices are mostly fixed and not easy to carry. In order to improve this situation, a display device for science and technology project consulting services is proposed.

[0003] For example, a display device for scientific and technological project consulting services disclosed in the authorization announcement number CN213809641U includes a wall and a display screen, wherein the wall is provided with a first movable groove and a second movable groove, two wheels are rollingly connected to the first movable groove, a transmission rod is fixedly installed at one end of the wheel, and a transmission wheel is fixedly installed at the other end of the transmission rod, two pulleys are rollingly connected to the second movable groove, a connecting rod is fixedly installed at one end of the pulley, and a mounting block is fixedly installed at the other end of the connecting rod, a motor is fixedly installed on the top of the mounting block, a transmission wheel is fixedly installed on the output shaft of the motor, and the transmission wheel is meshed with a traction wheel, and a hanging plate is fixedly installed on the back of the display screen;

[0004] Although it has a novel structure, is easy to operate and suitable for promotion, it does not solve the problem that the existing display device is not convenient for flipping, pulling, folding and displaying during use, and is not convenient for operators to sit down and rest, and is not conducive to storing and protecting the display device, which affects the flexibility of the display device. Utility Model Content

[0005] The purpose of the utility model is to provide a display device for scientific and technological project consulting services, so as to solve the problem in the above-mentioned background technology that the display device is not convenient for flipping, pulling, folding and displaying, and does not provide a place for operators to sit and rest, which is not conducive to the storage and protection of the display device, and affects the flexibility of the use of the display device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a display device for scientific and technological project consulting services, comprising a walking frame and a supporting frame, a supporting frame is installed at the top of the walking frame, a folding frame is installed at the top of the supporting frame, a hinge shaft is installed at one end of the folding frame close to the supporting frame, and the folding frame is movably connected to the supporting frame through the hinge shaft, two groups of electric push rods are movably installed on the side walls of the supporting frame, push arms are installed at the output ends of the electric push rods, linkage shafts are installed at the ends of the push arms away from the electric push rods, and the push arms are movably connected to the folding frame through the linkage shaft, a storage box is installed at the top of the walking frame on one side of the supporting frame, and a pull-out box is arranged inside the folding frame.

[0007] Preferably, a first pull-out slide rail is symmetrically installed on the inner wall of the pull-out box, and the first pull-out slide rail is slidably connected to the pull-out box, and a second pull-out slide rail is installed on the inner wall of the first pull-out slide rail, and the second pull-out slide rail is slidably connected to the first pull-out slide rail.

[0008] Preferably, a third pull-out slide rail is installed on the inner wall of each of the second pull-out slide rails, and the third pull-out slide rail is slidably connected to the second pull-out slide rail, and a bearing plate is arranged between the two sets of second pull-out slide rails.

[0009] Preferably, a left limit arm is installed inside the pull-out box, a main shaft is installed at one end of the left limit arm close to the pull-out box, and the left limit arm is slidably connected to the pull-out box through the main shaft.

[0010] Preferably, a right limit arm is installed at the end of the left limit arm away from the main shaft, a movable shaft is installed at the end of the right limit arm close to the left limit arm, and the right limit arm is movably connected to the left limit arm through the movable shaft, and a secondary shaft is installed at the end of the right limit arm away from the left limit arm, and the right limit arm is movably connected to the supporting plate through the secondary shaft.

[0011] Preferably, a turnover box is installed inside the carrying plate, a worm is movably installed inside the turnover box, a servo motor is installed on the side wall of the turnover box, and the servo motor is connected to the worm.

[0012] Preferably, a transmission shaft is movably installed inside the flip box on one side of the worm, and the transmission shaft is connected to the display screen, and the transmission shaft passes through the display screen and extends to the other side wall of the third pull-out slide rail. A worm wheel is mounted on the surface of the transmission shaft, and the worm wheel and the worm are meshed with each other.

[0013] Preferably, a flip cover is installed at the top of the storage box, a pin is installed at one end of the flip cover close to the storage box, and the flip cover is movably connected to the storage box through the pin.

[0014] Compared with the prior art, the beneficial effects of the utility model are: the display device not only realizes convenient flipping, pulling, folding and display and allows operators to sit down and rest, but also facilitates the storage and protection of the display device, reduces its space occupation, and improves the flexibility of the display device;

[0015] (1) The push arm is driven to move by the electric push rod, and the push arm drives the folding frame to rotate around the hinge axis through the linkage shaft, and then the load plate is pulled, and the load plate drives the third pull-out slide rail to slide inside the second pull-out slide rail, and the second pull-out slide rail drives the first pull-out slide rail to slide inside the pull-out box, so that the load plate is away from the pull-out box and extends out from the pull-out box. At the same time, the load plate drives the right limit arm to rotate through the secondary shaft, and the right limit arm drives the left limit arm to rotate around the main shaft through the movable shaft. The left limit arm and the right limit arm are used to limit the load plate to prevent the load plate from falling. The servo motor drives the worm to rotate, the worm drives the worm wheel to rotate, the worm wheel drives the transmission shaft to rotate, and the transmission shaft drives the display screen to rotate to open the display screen. Then, the display screen is used to display the content of the scientific and technological project consulting service to the outside. When the display is completed and it needs to be stored again, the above operation can be repeated in reverse to complete the folding and storage of the display screen, thereby realizing convenient flipping, pulling, folding and display, facilitating the storage and protection of the display device, and reducing its space occupation;

[0016] (2) When the folding frame is in the folded state, a person can sit on the flip cover to rest, and at the same time, the flip cover can be opened. With the support of the storage box, the flip cover rotates around the pin shaft to open the flip cover and place the sundries inside the storage box, which is convenient for storing the sundries. The display device allows the operator to sit down and rest, thereby improving the flexibility of the display device. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 It is a schematic diagram of the internal three-dimensional structure of the drawer box of the utility model;

[0019] Figure 3 It is a front cross-sectional structural schematic diagram of the support frame of the utility model;

[0020] Figure 4 It is a front view cross-sectional structural diagram of the turnover box of the utility model;

[0021] Figure 5 It is a schematic diagram of the top structure of the drawer box of the utility model.

[0022] In the figure: 1. walking frame; 2. storage box; 3. support frame; 4. folding frame; 5. display screen; 6. pull-out box; 7. first pull-out slide rail; 8. second pull-out slide rail; 9. third pull-out slide rail; 10. left limit arm; 11. movable shaft; 12. right limit arm; 13. bearing plate; 14. electric push rod; 15. push arm; 16. linkage shaft; 17. hinge shaft; 18. flip box; 19. transmission shaft; 20. worm gear; 21. worm; 22. servo motor; 23. flip cover; 24. pin shaft; 25. main shaft; 26. secondary shaft. DETAILED DESCRIPTION

[0023] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0024] See also Figure 1-5 , the utility model provides an embodiment: a display device for scientific and technological project consulting services, including a walking frame 1 and a supporting frame 3, the top of the walking frame 1 is equipped with the supporting frame 3, the top of the supporting frame 3 is equipped with a folding frame 4, the end of the folding frame 4 close to the supporting frame 3 is equipped with a hinge shaft 17, and the folding frame 4 is movably connected with the supporting frame 3 through the hinge shaft 17, two groups of electric push rods 14 are movably installed on the side wall of the supporting frame 3, the electric push rods 14 play a role of power drive, the output ends of the electric push rods 14 are all equipped with push arms 15, the ends of the push arms 15 away from the electric push rods 14 are all equipped with linkage shafts 16, and the push arms 15 are movably connected with the folding frame 4 through the linkage shaft 16, a storage box 2 is installed on the top of the walking frame 1 on one side of the supporting frame 3, and a pull-out box 6 is arranged inside the folding frame 4;

[0025] First, the device is pushed to the display area, and the device is connected to the external controller and the external circuit. When display is required, the electric push rod 14 is opened by external control, and the electric push rod 14 drives the push arm 15 to move. Under the support of the support frame 3, the push arm 15 drives the folding frame 4 to rotate around the hinge axis 17 through the linkage shaft 16, and then the carrying plate 13 is pulled, and the carrying plate 13 drives the third pull-out slide rail 9 to slide inside the second pull-out slide rail 8, and the second pull-out slide rail 8 drives the first pull-out slide rail 7 to slide inside the pull-out box 6, so that the carrying plate 13 is away from the pull-out box 6 and extends out from the inside of the pull-out box 6. At the same time, the carrying plate 13 drives the right limit arm 12 to rotate through the secondary shaft 26, and the right limit arm 12 drives the left limit arm 10 to rotate around the main shaft 25 through the movable shaft 11. The left limit arm 10 and the right limit arm 12 are used to limit the bearing plate 13 to prevent the bearing plate 13 from falling. Then, the servo motor 22 is turned on by external control, and the servo motor 22 drives the worm 21 to rotate. Under the mutual meshing of the worm 21 and the worm wheel 20, the worm 21 drives the worm wheel 20 to rotate, and the worm wheel 20 drives the transmission shaft 19 to rotate, and the transmission shaft 19 drives the display screen 5 to rotate to open the display screen 5. Then, the display screen 5 is used to display the content of the scientific and technological project consulting service to the outside world. When the display is completed and it needs to be stored again, the above operation can be repeated in reverse to complete the folding and storage of the display screen 5, thereby realizing convenient flipping, pulling and folding display, facilitating the storage and protection of the display device, and reducing its space occupation.

[0026] A first pull-out slide rail 7 is symmetrically installed on the inner wall of the pull-out box 6, and the first pull-out slide rail 7 is slidably connected to the pull-out box 6, a second pull-out slide rail 8 is installed on the inner wall of the first pull-out slide rail 7, and the second pull-out slide rail 8 is slidably connected to the first pull-out slide rail 7, a third pull-out slide rail 9 is installed on the inner wall of the second pull-out slide rail 8, and the third pull-out slide rail 9 is slidably connected to the second pull-out slide rail 8, and a bearing plate 13 is arranged between the two sets of second pull-out slide rails 8;

[0027] A left limit arm 10 is installed inside the drawer box 6, a main shaft 25 is installed at one end of the left limit arm 10 close to the drawer box 6, and the left limit arm 10 is slidably connected to the drawer box 6 through the main shaft 25, a right limit arm 12 is installed at one end of the left limit arm 10 away from the main shaft 25, a movable shaft 11 is installed at one end of the right limit arm 12 close to the left limit arm 10, and the right limit arm 12 is movably connected to the left limit arm 10 through the movable shaft 11, a secondary shaft 26 is installed at one end of the right limit arm 12 away from the left limit arm 10, and the right limit arm 12 is movably connected to the bearing plate 13 through the secondary shaft 26;

[0028] A turnover box 18 is installed inside the carrier plate 13, a worm 21 is movably installed inside the turnover box 18, a servo motor 22 is installed on the side wall of the turnover box 18, the servo motor 22 plays a role of power drive, and the servo motor 22 is connected to the worm 21;

[0029] A transmission shaft 19 is movably installed inside the flip box 18 on one side of the worm 21, and the transmission shaft 19 is connected to the display screen 5, and the transmission shaft 19 passes through the display screen 5 and extends to the other side wall of the third pull-out slide rail 9. A worm gear 20 is mounted on the surface of the transmission shaft 19, and the worm gear 20 and the worm 21 are meshed with each other. A flip cover 23 is installed on the top of the storage box 2, and a pin 24 is installed on one end of the flip cover 23 close to the storage box 2, and the flip cover 23 is movably connected to the storage box 2 through the pin 24;

[0030] When the folding frame 4 is in the folded state, a person can sit on the flip cover 23 to have a rest, and at the same time, the flip cover 23 can be opened. Under the support of the storage box 2, the flip cover 23 rotates around the pin shaft 24 to open the flip cover 23, and sundries are placed inside the storage box 2, which is convenient for storing sundries. The display device allows operators to sit down and have a rest, thereby improving the flexibility of the display device.

[0031] Working principle: first, push the device to the display area, and the electric push rod 14 drives the push arm 15 to move, and the push arm 15 drives the folding frame 4 to rotate around the hinge shaft 17 through the linkage shaft 16, and then pull the carrying plate 13, and the carrying plate 13 drives the third pull-out slide rail 9 to slide inside the second pull-out slide rail 8, and the second pull-out slide rail 8 drives the first pull-out slide rail 7 to slide inside the pull-out box 6, so that the carrying plate 13 is away from the pull-out box 6 and extends out from the pull-out box 6. At the same time, the carrying plate 13 drives the right limit arm 12 to rotate through the secondary shaft 26, and the right limit arm 12 drives the left limit arm 10 to rotate around the main shaft 25 through the movable shaft 11, and the left limit arm 10 and the right limit arm 12 are used to limit the carrying plate 13 to prevent the carrying plate 13 from falling. The servo motor 22 drives the worm 21 to rotate, the worm 21 drives the worm wheel 20 to rotate, the worm wheel 20 drives the transmission shaft 19 to rotate, and the transmission shaft 19 drives the display screen 5 to rotate to open the display screen 5, and then the display screen 5 is used to display the content of the science and technology project consulting service to the outside world. When the display is completed and it needs to be stored again, the above operation can be repeated in reverse to complete the folding and storage of the display screen 5. When the folding frame 4 is in a folded state, the personnel can sit on the flip cover 23 to rest and open the flip cover 23 at the same time. Under the support of the storage box 2, the flip cover 23 rotates with the pin shaft 24 as the axis to open the flip cover 23, and the sundries are placed inside the storage box 2, which can facilitate the storage of the sundries to complete the use of the display device for science and technology project consulting services.

[0032] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A display device for scientific and technological project consulting services, comprising a walking frame (1) and a supporting frame (3), characterized in that: A support frame (3) is installed at the top of the walking frame (1), a folding frame (4) is installed at the top of the support frame (3), a hinge shaft (17) is installed at one end of the folding frame (4) close to the support frame (3), and the folding frame (4) is movably connected to the support frame (3) through the hinge shaft (17), two groups of electric push rods (14) are movably installed on the side wall of the support frame (3), the output ends of the electric push rods (14) are all installed with push arms (15), the ends of the push arms (15) away from the electric push rods (14) are all installed with linkage shafts (16), and the push arms (15) are movably connected to the folding frame (4) through the linkage shaft (16), a storage box (2) is installed at the top of the walking frame (1) on one side of the support frame (3), and a pull-out box (6) is arranged inside the folding frame (4).

2. A display device for scientific and technological project consulting services according to claim 1, characterized in that: A first drawer rail (7) is symmetrically mounted on the inner wall of the drawer box (6), and the first drawer rail (7) is slidably connected to the drawer box (6); a second drawer rail (8) is mounted on the inner wall of the first drawer rail (7), and the second drawer rail (8) is slidably connected to the first drawer rail (7).

3. A display device for scientific and technological project consulting services according to claim 2, characterized in that: A third drawer rail (9) is installed on the inner wall of each of the second drawer rails (8), and the third drawer rail (9) is slidably connected to the second drawer rail (8), and a bearing plate (13) is provided between the two sets of second drawer rails (8).

4. The display device for scientific and technological project consulting services according to claim 1, characterized in that: A left limit arm (10) is installed inside the drawer box (6), a main shaft (25) is installed at one end of the left limit arm (10) close to the drawer box (6), and the left limit arm (10) is slidably connected to the drawer box (6) via the main shaft (25).

5. The display device for scientific and technological project consulting services according to claim 4 is characterized in that: A right limit arm (12) is mounted on one end of the left limit arm (10) away from the main shaft (25); a movable shaft (11) is mounted on one end of the right limit arm (12) close to the left limit arm (10); the right limit arm (12) is movably connected to the left limit arm (10) via the movable shaft (11); a secondary shaft (26) is mounted on one end of the right limit arm (12) away from the left limit arm (10); and the right limit arm (12) is movably connected to the bearing plate (13) via the secondary shaft (26).

6. The display device for scientific and technological project consulting services according to claim 3 is characterized by: A turning box (18) is installed inside the carrying plate (13), a worm (21) is movably installed inside the turning box (18), a servo motor (22) is installed on the side wall of the turning box (18), and the servo motor (22) is connected to the worm (21).

7. A display device for scientific and technological project consulting services according to claim 6, characterized in that: A transmission shaft (19) is movably mounted inside the flip box (18) on one side of the worm (21), and the transmission shaft (19) is connected to the display screen (5). The transmission shaft (19) passes through the display screen (5) and extends to the other side wall of the third drawer rail (9). A worm wheel (20) is mounted on the surface of the transmission shaft (19), and the worm wheel (20) and the worm (21) are meshed with each other.

8. The display device for scientific and technological project consulting services according to claim 1 is characterized in that: A flip cover (23) is installed at the top of the storage box (2), a pin (24) is installed at one end of the flip cover (23) close to the storage box (2), and the flip cover (23) is movably connected to the storage box (2) via the pin (24).

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