CN208096544U - A kind of show stand of liftable rotation - Google Patents

Abstract

The utility model discloses a kind of show stands of liftable rotation, including shell, the bottom end of the enclosure interior is provided with support rod, the top of the support rod is fixedly connected with the surface of first bearing, the inside of the first bearing is socketed with nut, the surface of the nut is socketed with first bevel gear, and the internal whorl of the nut is connected with screw rod.The show stand of liftable rotation, controlling electric pushrod elongation by control panel engages first bevel gear with second bevel gear, then control motor rotation, make cap rotation that screw rod be driven to rise, to make show stand rise, then control electric pushrod shortens, the first cylindricality gear is set to engage the rotation of the second cylindricality gear, to make show stand rotate, it is extended using control electric pushrod is finished, controls motor reverse rotation, so that screw rod be made to drive show stand decline, by the lifting and rotation of show stand, keep students convenient to works carry out appreciate and use for reference study.

Description

A display stand that can be lifted and rotated

technical field

The utility model relates to the technical field of education, in particular to a display stand that can be lifted and rotated.

Background technique

In education and teaching, there are often many courses about manual creation to explore students' imagination and creativity. After the course is over, the students' works will be displayed uniformly, so that students can appreciate and learn from each other. At this time, it is necessary to display The students' works are displayed on the platform, but the display stands on the market are all fixed at present, and it is impossible to appreciate the whole picture of the works, which is not conducive to the students' appreciation and reference of the works.

Utility model content

The purpose of this utility model is to provide a display stand that can be lifted and rotated, so as to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions: a display platform that can be lifted and rotated, including a housing, the bottom of the housing is provided with a support rod, and the top of the support rod is connected to the first bearing. The surface is fixedly connected, the inside of the first bearing is sleeved with a nut, the surface of the nut is sleeved with a first bevel gear, the internal thread of the nut is connected with a screw, and the top end of the screw is connected to the connecting block The lower surface of the connecting block is fixedly connected, the left side of the connecting block is fixedly connected to one end of the connecting rod, the lower surface of the connecting rod away from the end of the connecting block is fixedly connected to one end of the telescopic rod, and the end of the telescopic rod far away from the connecting rod is connected to the The lower surface of the inner wall of the housing is fixedly connected, the right side of the inner wall of the housing is fixedly connected to one end of the electric push rod, and the end of the electric push rod away from the right side of the inner wall of the housing is fixedly connected to the fuselage of the motor. The output shaft of the motor is sleeved with a second bevel gear, the upper surface of the second bevel gear is provided with a first cylindrical gear, the upper surface of the connecting block is provided with a second bearing, and the inside of the second bearing is A first rotating shaft is sleeved, and a gear is sleeved on the surface of the first rotating shaft, and the gear is meshed with the second cylindrical gear, and the top end of the second cylindrical gear is connected with the second cylindrical gear sleeved in the third bearing. The bottom end of the rotating shaft is fixedly connected, the third bearing is arranged on the upper surface of the inner wall of the casing, the top end of the first rotating shaft is fixedly connected with the lower surface of the display stand, and a through hole is opened on the upper surface of the casing.

Preferably, the number of the support rods is two, and the two support rods are arranged symmetrically on both sides of the screw rod.

Preferably, a control panel is provided on the right side of the housing.

Preferably, the output end of the control panel is electrically connected to the electric push rod and the input end of the motor, respectively.

Compared with the prior art, the beneficial effect of the utility model is: the lifting and rotating display stand controls the elongation of the electric push rod through the control panel to make the first bevel gear mesh with the second bevel gear, and then controls the motor to rotate, so that The rotation of the nut drives the screw to rise, so that the display stand rises, and then the electric push rod is controlled to shorten, so that the first cylindrical gear meshes with the second cylindrical gear to rotate, so that the display stand rotates, and the electric push rod is controlled to elongate after use. The reverse rotation of the motor is controlled, so that the screw drives the display stand to descend, and through the lifting and rotation of the display stand, it is convenient for students to appreciate and learn from the works.

Description of drawings

Fig. 1 is the sectional structure schematic diagram of the utility model front view;

Fig. 2 is the structure schematic diagram of the utility model gear top view;

Fig. 3 is a schematic cross-sectional structural view of the first cylindrical gear of the present invention viewed from above.

In the figure: 1 shell, 2 support rod, 3 first bearing, 4 nut, 5 screw, 6 first bevel gear, 7 connecting block, 8 connecting rod, 9 telescopic rod, 10 electric push rod, 11 motor, 12 Second bevel gear, 13 first cylindrical gear, 14 second bearing, 15 first rotating shaft, 16 gear, 17 second cylindrical gear, 18 second rotating shaft, 19 third bearing, 20 display stand, 21 through hole, 22 control panels.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a display platform that can be lifted and rotated, including a housing 1, and the bottom end of the housing 1 is provided with a support rod 2, and the number of support rods 2 is two and two support rods 2 are symmetrically arranged on both sides of the screw rod 5. By setting the support rods 2, a supporting force is given to the display stand 20, while preventing the first bearing 3 from rotating when the nut 4 rotates, and the support rod 2 The top end is fixedly connected to the surface of the first bearing 3. By setting the first bearing 3, the nut 4 can better drive the screw 5 to rotate. The inside of the first bearing 3 is sleeved with the nut 4, and the surface of the nut 4 Connected with the first bevel gear 6, by arranging the first bevel gear 6, the second bevel gear 12 meshes with the first bevel gear 6 to rotate when the motor 11 rotates, which is conducive to the rise and fall of the display stand 20, and the nut 4 The internal thread is connected with a screw 5. By setting the screw 5, it is convenient for the nut 4 to drive the screw 5 to rise and fall, thereby driving the display stand 20 to rise and fall. The top of the screw 5 is fixedly connected to the lower surface of the connecting block 7. By setting the connecting block 7. The connecting block 7 is fixedly connected with the telescopic rod 9 through the connecting rod 8 to prevent the first rotating shaft 15 from driving the second bearing 14 to rotate when it rotates in the second bearing 14, which will affect the rotation effect of the display stand 2. The left side of the connecting block 7 The side is fixedly connected to one end of the connecting rod 8, and the lower surface of the connecting rod 8 away from the end of the connecting block 7 is fixedly connected to one end of the telescopic rod 9. By setting the telescopic rod 9, the display stand 20 is more stable when it rises and falls. One end of the rod 9 away from the connecting rod 8 is fixedly connected to the lower surface of the inner wall of the housing 1, and the right side of the inner wall of the housing 1 is fixedly connected to one end of the electric push rod 10. By setting the electric push rod 10, the second bevel gear can be made 12 and the first bevel gear 6 are better meshed, and the first cylindrical gear 13 can be better meshed with the second cylindrical gear 17, so as to facilitate the control of the lifting and rotation of the display stand 20, and the electric push rod 10 is far away from the shell. One end on the right side of the inner wall of the body 1 is fixedly connected to the body of the motor 11. By setting the motor 11, the rise and fall of the display stand 20 can be controlled through the positive and negative rotation of the motor 11. The output shaft of the motor 11 is sleeved with a second cone. The gear 12, by setting the second bevel gear 12, can mesh with the first bevel gear 6 to rotate, so that the display stand 20 can rise and fall. The upper surface of the second bevel gear 12 is provided with the first cylindrical gear 13. A cylindrical gear 13 can be meshed with the second cylindrical gear 17 to rotate, so that the display stand 20 is rotated. The upper surface of the connecting block 7 is provided with a second bearing 14. By arranging the second bearing 14, it is convenient for the first rotating shaft 15 to rotate. rotation, thereby facilitating the rotation of the display stand 20, the inside of the second bearing 14 is sleeved with a first rotating shaft 15, by setting the first rotating shaft 15, the display stand 20 can be driven to rotate, and the surface of the first rotating shaft 15 is sleeved with a gear 16. The gear 16 meshes with the second cylindrical gear 17. By setting the gear 16, the gear 16 meshes with the second cylindrical gear 17 to make the first rotating shaft 15 rotate and the display stand 20 to rotate. The second cylindrical gear 17 Top and Socket The bottom end of the second rotating shaft 18 in the third bearing 19 is fixedly connected. By setting the third bearing 19, it is convenient for the second cylindrical gear 17 to rotate through the second rotating shaft 18. The third bearing 19 is arranged on the inner wall of the housing 1. On the surface, the top of the first rotating shaft 15 is fixedly connected with the lower surface of the display stand 20. By setting the display stand 20, the display stand 20 is transparent glass, which facilitates the placement of the works, and is also beneficial to the students for appreciation and learning of the works. The upper surface of the body 1 is provided with a through hole 21. By setting the through hole 21, it is convenient for the display stand 20 to rise and fall. The right side of the housing 1 is provided with a control panel 22, and the output ends of the control panel 22 are connected with the electric push rod respectively. 10 is electrically connected to the input end of the motor 11. By setting the control panel 22, it is convenient to control the elongation and shortening of the electric push rod 10, to facilitate the control of the rotation of the motor 11, and to facilitate the control of the lifting and rotation of the display stand 20.

Working principle: When in use, control the extension of the electric push rod 10 through the control panel 22, so that the second bevel gear 12 meshes with the first bevel gear 6, and then controls the rotation of the motor 11, so that the second bevel gear 12 meshes with the first bevel gear 6 rotates, so that the first bevel gear 6 drives the nut 4 to rotate in the first bearing 3, the nut 4 drives the screw 5 to rise, the screw 5 drives the connecting block 7 to rise, and the connecting block 7 drives the connecting rod 8 to rise, so that the telescopic The rod 9 is extended, and the connecting block 7 drives the second bearing 14 to rise, so that the first rotating shaft 15 drives the gear 16 and the display stand 20 to rise, and finally the display stand 20 passes through the through hole 21 and is placed outside the housing 1, and then the electric pusher is controlled. The rod 10 is shortened, so that the first cylindrical gear 13 meshes with the second cylindrical gear 17 to rotate, and the second cylindrical gear 17 drives the second shaft 18 to rotate in the third bearing 19, and at this time the second cylindrical gear 17 is engaged Rotate the gear 16 to make the first rotating shaft 15 rotate in the second bearing 14, so that the first rotating shaft 15 drives the display stand 20 to rotate. The second bevel gear 12 meshes with the first bevel gear 6, so that the nut 4 rotates, the screw rod 5 drives the connecting block 7 to descend, the connecting rod 8 drives the telescopic rod 9 to shorten, and the second bearing 14 drives the first rotating shaft 15 to descend, Thus, the display stand 20 is lowered through the through hole 21 and placed in the casing 1 .

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (4)

1. A lifting and rotating display stand, comprising a housing (1), characterized in that: a support rod (2) is provided at the bottom end of the housing (1), and the top of the support rod (2) It is fixedly connected with the surface of the first bearing (3), the inside of the first bearing (3) is sleeved with a nut (4), and the surface of the nut (4) is sleeved with a first bevel gear (6) , the internal thread of the nut (4) is connected with a screw (5), the top of the screw (5) is fixedly connected with the lower surface of the connecting block (7), and the left side of the connecting block (7) is connected with the One end of the connecting rod (8) is fixedly connected, and the lower surface of one end of the connecting rod (8) away from the connecting block (7) is fixedly connected with one end of the telescopic rod (9), and the telescopic rod (9) is far away from the connecting rod (8) One end of the housing (1) is fixedly connected to the lower surface of the inner wall, and the right side of the inner wall of the housing (1) is fixedly connected to one end of the electric push rod (10), and the electric push rod (10) is far away from the housing (1) One end on the right side of the inner wall is fixedly connected with the fuselage of the motor (11), the output shaft of the motor (11) is sleeved with a second bevel gear (12), and the second bevel gear (12) is The upper surface is provided with a first cylindrical gear (13), the upper surface of the connecting block (7) is provided with a second bearing (14), and the inside of the second bearing (14) is sleeved with a first rotating shaft (15 ), the surface of the first rotating shaft (15) is sleeved with a gear (16), the gear (16) meshes with the second cylindrical gear (17), and the top of the second cylindrical gear (17) is in contact with The bottom end of the second rotating shaft (18) sleeved in the third bearing (19) is fixedly connected, and the third bearing (19) is arranged on the upper surface of the inner wall of the casing (1), and the first rotating shaft (15 ) is fixedly connected to the lower surface of the display stand (20), and the upper surface of the housing (1) is provided with a through hole (21). 2. A lifting and rotating display stand according to claim 1, characterized in that: the number of the support rods (2) is two, and the two support rods (2) are symmetrically arranged on the screw rod (5) on both sides. 3. A liftable and rotatable display stand according to claim 1, characterized in that: a control panel (22) is provided on the right side of the casing (1). 4. A lifting and rotating display stand according to claim 3, characterized in that: the output ends of the control panel (22) are respectively electrically connected to the input ends of the electric push rod (10) and the motor (11) .