CN210771199U - Bidding display device - Google Patents
Bidding display device Download PDFInfo
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- CN210771199U CN210771199U CN201920936486.8U CN201920936486U CN210771199U CN 210771199 U CN210771199 U CN 210771199U CN 201920936486 U CN201920936486 U CN 201920936486U CN 210771199 U CN210771199 U CN 210771199U
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Abstract
The utility model discloses a bid display device, which comprises a base, a rotating mechanism, a lifting mechanism and a display screen, wherein the rotating mechanism is arranged in the base, the lifting mechanism is a four-bar mechanism arranged between the base and the display screen, the four-bar mechanism comprises an upper fixed block, a lower fixed block, four connecting rods, a screw horizontally and transversely arranged between the upper fixed block and the lower fixed block, and two hinged seats sleeved at two ends of the screw, two ends of the screw are respectively provided with external threads with opposite rotation directions, the two hinged seats are respectively and transversely provided with internal threads matched with the external threads in a through way, and one end of each of the two connecting rods is respectively hinged at the upper ends of the two hinged seats; the other end of the connecting rod is respectively hinged with the upper fixed block, and one end of the other two connecting rods is respectively hinged with the lower ends of the two hinged seats; the other ends of the two fixing blocks are respectively hinged with the lower fixing block; the utility model discloses the height and the rotation angle of adjustable display screen are applicable to different crowds, improve the practicality.
Description
Technical Field
The utility model relates to a display device, concretely relates to sign display device.
Background
With the progress and development of science and technology, more and more scientific and technological products emerge, and the traditional products are difficult to meet the requirements of the development of modern science and technology; the display device is also called a display, and is a display tool which displays a certain electronic file on a screen through specific transmission equipment and reflects the electronic file to human eyes.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a display device marks, height through the adjustable display screen of elevating system's design utilizes slewing mechanism to drive elevating system and display screen and uses vertical axis 360 degrees rotations as the center, applicable crowd in the difference improves the practicality of this device greatly.
In order to achieve the above purpose, the utility model provides a bid display device, which comprises a base, a rotating mechanism, a lifting mechanism and a display screen, the base is of a hollow structure, the rotating mechanism is arranged in the base, the lifting mechanism is a four-bar mechanism arranged between the base and the display screen, the four-bar mechanism comprises an upper fixed block fixedly arranged at the bottom end of the display screen, a lower fixed block arranged at the top end of the base, four connecting rods, a screw horizontally and transversely arranged between the upper fixed block and the lower fixed block, and two hinged seats respectively sleeved at two ends of the screw, external threads with opposite rotation directions are respectively arranged at two ends of the screw, internal threads matched with the external threads are respectively arranged on the two hinge seats in a transverse penetrating manner, and one end of each of the two connecting rods is respectively hinged at the upper ends of the two hinge seats; the other end of the connecting rod is hinged with the upper fixed block, and one end of each of the other two connecting rods is hinged with the lower end of each of the two hinged seats; the other end is respectively hinged with the lower fixed block.
Furthermore, a hand wheel is installed on the screw rod.
Further, slewing mechanism is including being used for controlling display screen pivoted pivot, first gear, second gear and first motor, the dress is worn perpendicularly to the pivot on the base, the top and the lower fixed block fixed connection of pivot, the bottom of pivot is equipped with first gear, be equipped with the second gear on the output shaft of first motor, first gear with the meshing of second gear.
Furthermore, a rotary table is arranged at the top end of the rotating shaft, and the lower fixing block is fixed on the rotary table.
Furthermore, the motor further comprises a speed reducer, an output shaft of the first motor is in transmission connection with an input shaft of the speed reducer, a second gear is mounted on the output shaft of the speed reducer, and the second gear is matched with the first gear.
The turnover mechanism comprises a frame arranged around the periphery of the display screen and two rotating rods arranged between the frame and the display screen, the rotating rods are horizontally arranged on two sides of the display screen in a penetrating manner, driven gears are coaxially sleeved on the rotating rods on any one side, a driving gear matched with the driven gears and a second motor for driving the driving gear are further arranged on the frame, and the bottom end face of the frame is fixedly connected with the upper fixing block. Therefore, the display screen can be turned over by taking the transverse rotating rod as an axis, so that the display screen can face a user at an optimal angle.
Furthermore, the rotating rod is arranged at the right center of the end surfaces at the two sides of the display screen.
Compared with the prior art, the beneficial effects of the utility model are that:
display device applicable in different crowds, improved the practicality greatly. The lifting mechanism is used by matching the base, the lifting mechanism, the rotating mechanism and the display screen, the lifting mechanism is composed of an upper fixed block, a lower fixed block, hinged seats and a screw rod, external threads with opposite rotation directions are respectively arranged at two ends of the screw rod, the hinged seats are provided with internal threads matched with the external threads of the screw rod, the screw rod is horizontally and transversely arranged between the upper fixed block and the lower fixed block, the two hinged seats are respectively sleeved at two ends of the screw rod, and one ends of two connecting rods are respectively hinged at the upper ends of the two hinged seats; the other ends of the other two connecting rods are respectively hinged with the lower ends of the two hinge seats, the other ends of the other two connecting rods are respectively hinged with the lower fixed block, the two hinge seats are close to or far away from each other by rotating the screw rod, and then included angles between the four connecting rods arranged on the two hinge seats are synchronously changed, so that the connecting rods are pushed up or pulled down to the upper fixed block, and the lifting of the display screen is realized; the rotating mechanism drives the second gear through the first motor to drive the first gear matched with the second gear to rotate, the first gear is arranged at the bottom end of the rotating shaft to further drive the rotating shaft and the rotating disc to rotate, the rotating disc drives the lifting mechanism to rotate with the display screen, and the display screen rotates by 360 degrees by taking the vertical axis as the center.
Drawings
Fig. 1 is a schematic structural view of a bid display device according to the present invention;
fig. 2 is a top view of the turntable of the present invention.
The device comprises a base, a frame, a driving gear, a first motor, a second motor, a speed reducer, a first gear, a second gear, a turntable, a first gear, a second gear, a third gear, a fourth gear, a fifth gear, a sixth gear, a fifth gear, a sixth gear.
Detailed Description
The technical solution in the embodiment of the present invention is clearly and completely described below with reference to the drawings in the embodiment of the present invention.
The structure of a bidding display device is shown in fig. 1 and fig. 2, and mainly comprises a base 19, a lifting mechanism, a rotating mechanism, a turnover mechanism and a display screen 12. The base 19 is a hollow structure having a cavity therein as a support member of the signboard display device. The display screen 12 and the rotating mechanism are respectively connected with the lifting mechanism. The lifting mechanism is arranged on the base 19 and used for adjusting the horizontal height of the display screen 12. The rotating mechanism is installed in the base 19 and is used for driving the lifting mechanism and the display screen 12 to rotate 360 degrees around a vertical axis. The turnover mechanism is arranged on the periphery of the display screen, is connected with the top of the lifting mechanism and is used for turning over the display screen by taking the horizontal axis as the center and adjusting the angle of the display screen facing a user.
The lifting mechanism is a four-bar linkage mechanism arranged between the base 19 and the display screen 12, and the four-bar linkage mechanism comprises an upper fixed block 7, a lower fixed block 18, four connecting bars 8 and a screw 6. Wherein, the upper fixing block 7 is arranged at the bottom end of the display screen 12, and the lower fixing block 18 is arranged at the top end of the base 19. Four connecting rods 8 are sequentially hinged end to form a diamond structure, the top end of the diamond structure is hinged to the upper fixing block 7, and the bottom end of the diamond structure is hinged to the lower fixing block 18. Two side ends of the diamond structure are respectively provided with a hinge seat 17, and of course, the four connecting rods 8 can also be sequentially and respectively hinged on the upper fixing block 7, the lower fixing block 18 and the two hinge seats 17 to form an approximate diamond structure. The screw 6 is positioned between the upper fixed block 7 and the lower fixed block 18 and is horizontally and transversely arranged through two hinged seats 17 in a penetrating mode. The two ends of the screw rod 6 are respectively provided with external threads with opposite rotation directions, the two hinged seats 17 are respectively transversely provided with internal threads matched with the external threads in a through mode, and the hand wheel 5 is fixedly connected to the tail end of any one end of the screw rod 6, so that the screw rod 6 can be conveniently held and rotated. When the height of the display screen 12 needs to be adjusted, the hand wheel 5 is rotated by a user, the screw rod 6 rotates to drive the two hinged seats 17 matched with the external threads of the screw rod 6 to be close to or far away from each other, and then included angles between the four connecting rods 16 arranged on the two hinged seats 17 are synchronously changed, so that the connecting rods 16 are pushed up or pulled down to form the upper fixing block 7, and the display screen 12 is lifted.
The rotating mechanism is installed inside the base 19, and the rotating mechanism comprises a rotating shaft 21, a first gear 20, a second gear 3, a speed reducer 2 and a first motor 1. The rotating shaft 21 is used for controlling the rotation of the display screen 12, the rotating shaft 21 is vertically arranged and vertically arranged on the base 19 in a penetrating manner, the top end of the rotating shaft 21 is provided with the turntable 4, and the turntable 4 is fixed on the lower fixing block 18; the bottom end of the rotating shaft 21 is provided with a first gear 20. An output shaft of the first motor 1 is in transmission connection with an input shaft of the speed reducer 2, a second gear 3 is arranged on the output shaft of the speed reducer 2, and the second gear 3 is matched with the first gear 20. The speed reducer 2 is arranged to reduce the rotating speed of the first motor 1, and vibration of the display screen 12 caused by the fact that the rotating speed of the first motor 1 is too high and the centrifugal force is increased is avoided. First motor 1 drive second gear 3 rotates, drives and rotates with the first gear 20 of 3 meshing of second gear, drives pivot 21 and carousel 4 synchronous rotations, drives elevating system and display screen 12 through carousel 4 and rotates, and then realizes that display screen 12 rotates with 360 degrees of vertical axis.
The turnover mechanism mainly comprises a frame 14 and a rotating rod 8. The outer periphery of the display screen 12 is provided with a frame 14, two sides between the display screen 12 and the frame 14 are respectively and horizontally provided with a rotating rod 8 in a penetrating way, the rotating rod 8 is arranged at the right center position of the end surfaces at two sides of the display screen 12 so as to be convenient for controlling the rotating gravity center of the display screen 12, a driven gear 9 is coaxially sleeved on the rotating rod 8 at any side, a driving gear 11 matched with the driven gear 9 and a second motor 10 driving the driving gear 11 are arranged at the inner side of the frame 14, and the bottom end surface of the frame 14 is fixedly connected with an upper fixing block 7. Second motor 10 drive driving gear 11 and driven gear 9 rotate for display screen 12 can be with the upset of horizontal axis in frame 14, and the user can adjust the angle between display screen 12 and the horizontal direction, avoids the display screen reflection of light in the use, influences visual effect, and applicable crowd in the difference has improved display screen 12's practicality.
The utility model discloses a concrete working process does:
when the height of the display device needs to be adjusted, a user rotates the hand wheel 5, rotates the screw rod 6, drives the two hinged seats 17 matched with the external threads of the screw rod 6 to be close to or far away from each other, so that included angles between the four connecting rods arranged on the two hinged seats are synchronously changed, the upper fixed block 7 is pushed up or pulled down through the connecting rods 16, and then the display screen 12 is lifted.
First motor 1 passes through speed reducer 2 drive second gear 3 and rotates, drives and rotates with 3 matched with first gear 20 of second gear, and first gear 20 sets up in the pivot bottom, and then drives pivot 21 and carousel 4 and rotate, drives elevating system and display screen 12 by carousel 4 and rotates, realizes that display screen 12 uses vertical axis to rotate 360 degrees as the center.
The second motor 10 drives the driving gear 11 and the driven gear 9 to rotate, so that the display screen 12 can be turned around a horizontal axis.
Signboard display device through the height of elevating system regulation display screen 12, can also utilize slewing mechanism to realize that display screen 12 uses vertical axis to be 360 degrees rotations in center, is applicable to different crowds, improves this device's practicality greatly.
The foregoing description is only of the preferred embodiments of the present invention, and it should be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Claims (7)
1. A bid inviting display device is characterized by comprising a base, a rotating mechanism, a lifting mechanism and a display screen, wherein the base is of a hollow structure, the rotating mechanism is installed in the base, the lifting mechanism is a four-bar mechanism arranged between the base and the display screen, the four-bar mechanism comprises an upper fixed block fixedly arranged at the bottom end of the display screen, a lower fixed block, four connecting bars, a screw horizontally and transversely arranged between the upper fixed block and the lower fixed block and two hinged seats respectively sleeved at two ends of the screw, external threads with opposite rotating directions are respectively arranged at two ends of the screw, internal threads matched with the external threads are respectively transversely arranged on the two hinged seats in a penetrating mode, and one end of each of the two connecting bars is respectively hinged at the upper ends of the two hinged seats; the other end of the connecting rod is hinged with the upper fixed block, and one end of each of the other two connecting rods is hinged with the lower end of each of the two hinged seats; the other end is respectively hinged with the lower fixed block.
2. A signage display device according to claim 1, wherein a hand wheel is mounted on the screw.
3. The bidding display device according to claim 1, wherein the rotating mechanism comprises a rotating shaft, a first gear, a second gear and a first motor for controlling the rotation of the display screen, the rotating shaft vertically penetrates the base, the top end of the rotating shaft is fixedly connected with the lower fixing block, the bottom of the rotating shaft is provided with the first gear, the output shaft of the first motor is provided with the second gear, and the first gear is meshed with the second gear.
4. A signboard display device according to claim 3, wherein a rotary plate is provided on the top end of the rotary shaft, and the lower fixing block is fixed to the rotary plate.
5. The bidding display device according to claim 3, further comprising a speed reducer, wherein the output shaft of the first motor is in transmission connection with the input shaft of the speed reducer, and the output shaft of the speed reducer is provided with a second gear, and the second gear is matched with the first gear.
6. The bidding display device according to claim 1, further comprising a turnover mechanism connected to the top of the lifting mechanism, wherein the turnover mechanism comprises a frame surrounding the periphery of the display screen and two rotating rods disposed between the frame and the display screen, the rotating rods horizontally penetrate the two sides of the display screen, a driven gear is coaxially sleeved on the rotating rod on either side, a driving gear fitted with the driven gear and a second motor driving the driving gear are further mounted on the frame, and the bottom end face of the frame is fixedly connected to the upper fixing block.
7. A signage display device according to claim 6, wherein the rotary rod is installed at the center of the end surfaces of the two sides of the display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920936486.8U CN210771199U (en) | 2019-06-20 | 2019-06-20 | Bidding display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920936486.8U CN210771199U (en) | 2019-06-20 | 2019-06-20 | Bidding display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210771199U true CN210771199U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920936486.8U Active CN210771199U (en) | 2019-06-20 | 2019-06-20 | Bidding display device |
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| Country | Link |
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| CN (1) | CN210771199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022032851A1 (en) * | 2020-08-14 | 2022-02-17 | 苏州骊赫信息科技有限公司 | Demonstration device for software development |
-
2019
- 2019-06-20 CN CN201920936486.8U patent/CN210771199U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022032851A1 (en) * | 2020-08-14 | 2022-02-17 | 苏州骊赫信息科技有限公司 | Demonstration device for software development |
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