CN211021911U

CN211021911U - Rotary lifting exhibition stand

Info

Publication number: CN211021911U
Application number: CN201921691251.3U
Authority: CN
Inventors: 何天阳; 王毅; 魏林林
Original assignee: Hangzhou Baolun Conference Service Co ltd
Current assignee: Hangzhou Baolun Conference Service Co ltd
Priority date: 2019-10-10
Filing date: 2019-10-10
Publication date: 2020-07-17
Anticipated expiration: 2029-10-10

Abstract

The utility model relates to a rotary lifting exhibition stand, which comprises a round base, a lifting plate arranged right above the base, a plurality of chutes which are arranged on the base and have the same radius direction with the base, and sliders which are embedded in the chutes in a sliding way along the length direction of the chutes, wherein the distance from each slider to the circle center of the base is the same; the lifting plate rotating mechanism comprises a base, a plurality of sliding blocks, a connecting rod, a rotating plate and a rotating mechanism, wherein the base is provided with a driving assembly, the driving assembly is used for driving the sliding blocks to gather together or separate simultaneously, the connecting rod is hinged between the sliding blocks and the lifting plate and is used for driving the lifting plate to ascend and descend, the rotating plate is connected onto the lifting plate in a rotating mode through a rotating shaft, and the rotating mechanism is arranged on the lifting plate and is used for. The stability of exhibition article at the oscilaltion in-process has effectively been guaranteed to this scheme.

Description

Rotary lifting exhibition stand

Technical Field

The utility model belongs to the technical field of the technique of showpiece display and specifically relates to a rotatory lift stand is related to.

Background

The rotary lifting exhibition stand is equipment for commodity display, and the rotary lifting exhibition stand can observe the omnidirectional appearance characteristics of displayed commodities in the way of self rotation and lifting, so that customers can conveniently see the displayed commodities around, and a favorable basis is provided for commodity sales.

The patent with publication number CN203953079U provides a lifting type movable display box, which comprises a movable box body, and is characterized in that at least two sets of scissor-type lifting brackets are arranged in the box body, a display stand is arranged at the upper end of each lifting bracket, the lifting brackets can be stretched in the box body to drive the display stand to move up and down, and when the lifting brackets are unfolded, the display stand and the upper edge of the box body are on the same plane.

Above-mentioned technique has made things convenient for the oscilaltion of exhibition article, but along with the rising of stand, the formula lifting support is cut to the fork will gather together gradually towards one side of box, and the formula lifting support is cut to the fork point of supporting the stand also will move towards one side of box, and exhibition article will take place very easily and rock even drop from the stand.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a rotatory lift stand has guaranteed the stability of exhibition article at the oscilaltion in-process.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a rotary lifting exhibition stand comprises a circular base, a lifting plate arranged right above the base, a lifting mechanism arranged on the base and used for driving the lifting plate to lift up and down, a rotating plate rotationally connected to the lifting plate through a rotating shaft, and a rotating mechanism arranged on the lifting plate and used for driving the rotating plate to rotate; the lifting mechanism comprises a plurality of sliding chutes which are arranged on the base and have the same radius direction with the base, and sliding blocks which are embedded in the sliding chutes in a sliding manner along the length direction of the sliding chutes, and the distance from each sliding block to the center of the base is the same; the lifting mechanism further comprises a driving assembly arranged on the base and used for driving the plurality of sliding blocks to gather together or separate at the same time, and a connecting rod hinged between the sliding blocks and the lifting plate and used for driving the lifting plate to lift up and down.

Through adopting above-mentioned technical scheme, when the height of needs to exhibition article is adjusted, the operator makes a plurality of sliders gather together simultaneously or part through drive assembly, the slider will take place to slide in the spout that corresponds, the one end of connecting rod will slide along with the slider takes place in step, the other end of connecting rod will rotate round the pin joint between connecting rod and the lifter plate, the inclination of connecting rod changes the back, the connecting rod just can play the effect that rises or descend to the lifter plate, and then adjust the height of rotor plate and exhibition article. When the exhibition thing is rotated to the needs and is demonstrateed, the operator orders about the relative lifter plate of rotor plate through slewing mechanism and takes place to rotate can, and the exhibition article on the rotor plate just can take place to rotate along with the rotor plate is synchronous. This scheme realizes the oscilaltion of exhibition article through setting up of lifter plate, spout, slider, connecting rod and drive assembly, and the lifter plate oscilaltion in-process, many connecting rods support the strong point of lifter plate and do not change all the time, and many connecting rods are all supporting the lifter plate steadily, compare in prior art, and this scheme has effectively guaranteed the stability of exhibition article at the oscilaltion in-process.

The utility model discloses further set up to: the driving assembly comprises a threaded rod which is rotatably connected in the sliding chute, the length direction of the threaded rod is consistent with the length direction of the corresponding sliding chute, and the threaded rod penetrates through the sliding block in the corresponding sliding chute and is in threaded fit with the sliding block; the driving component further comprises a driving part arranged on the base and used for driving the plurality of threaded rods to synchronously rotate, and a limiting component arranged on the base and used for limiting the sliding block to rotate along with the corresponding threaded rods.

Through adopting above-mentioned technical scheme, the operator comes many threaded rods of simultaneous drive to take place to rotate through the drive piece, and under the combined action of screw thread and spacing subassembly, the slider will take place to remove in corresponding the spout along the axial that corresponds the threaded rod, and then part or gather together when realizing a plurality of sliders, and drive assembly's structural principle is simple, has made things convenient for operator's operation greatly.

The utility model discloses further set up to: the driving part comprises a first bevel gear rotatably connected to the circle center of the base, a second bevel gear fixedly sleeved on the threaded rod and meshed with the first bevel gear, and a second motor arranged on the base and used for driving the first bevel gear to rotate.

Through adopting above-mentioned technical scheme, the operator starts the second motor and drives first bevel gear rotatory, under the combined action of first bevel gear and second bevel gear, and final many threaded rods of drive are synchronous and the syntropy takes place to rotate, and this linkage structure principle is simple, and it is also very convenient to operate, has still practiced thrift the manufacturing cost of equipment simultaneously.

The utility model discloses further set up to: the limiting assembly comprises a limiting rod which is fixedly connected in the sliding groove and parallel to the corresponding threaded rod, and a limiting hole which is formed in the sliding block and is used for the limiting rod to penetrate through, and the inner wall of the limiting hole is tightly attached to the side wall of the limiting rod.

Through adopting above-mentioned technical scheme, spacing hole and gag lever post can make the slider can only take place to slide in corresponding the spout along the axial of corresponding the threaded rod, have avoided the slider to take place the condition of rotation along with corresponding the threaded rod effectively, and the slider will slide in the spout more smoothly and drive the connecting rod and take place to remove.

The utility model discloses further set up to: the rotating mechanism comprises a worm wheel fixedly sleeved on the rotating shaft, a worm rotatably connected to the lifting plate and meshed with the worm wheel, and a first motor arranged on the lifting plate and used for driving the worm to rotate.

Through adopting above-mentioned technical scheme, the operator drives the worm through first motor and takes place rotatoryly, under the combined action of worm and worm wheel, alright drive pivot and rotor plate take place rotatoryly, and the structure principle is simple, and it is very convenient in the operation. In addition, because the worm gear structure itself has the function of enlarging the torque, not only make the rotation of rotor plate and exhibition article more smooth and easy, still be favorable to reducing the load to first motor simultaneously, can play certain degree's guard action to first motor.

The utility model discloses further set up to: and the rotating plate is embedded with a ball which is abutted against the lifting plate in a rolling manner.

Through adopting above-mentioned technical scheme, the ball can become the rolling friction of ball with the sliding friction that produces when rotor plate and lifter plate contact, and the resistance that the reducible rotor plate received when rotatory makes the rotation of rotor plate more smooth.

The utility model discloses further set up to: a circle of groove is formed in the lifting plate corresponding to the ball, and the part, penetrating out of the rotating plate, of the ball rolls and is attached to the inner side wall of the groove.

Through adopting above-mentioned technical scheme, the recess makes and becomes present line contact from original point contact between ball and the lifter plate, has increased the area of contact between ball and the lifter plate, becomes to increase the area of contact between rotor plate and the lifter plate mutually, and then makes the pivoted rotation more steady.

The utility model discloses further set up to: the lower surface of the base is fixedly connected with a layer of rubber pad.

Through adopting above-mentioned technical scheme, because the base of the ordinary material of coefficient of friction rocking arm of rubber will be big, the frictional force that receives when rubber pad multiplicable base and ground contact, the base will be fixed a position subaerial more steadily, is favorable to improving the stability of whole device.

To sum up, the utility model discloses a beneficial technological effect does:

the arrangement of the lifting plate, the sliding groove, the sliding block and the driving assembly effectively ensures the stability of the displayed articles in the up-and-down lifting process;

the arrangement of the ball and the groove can ensure that the rotation of the rotating plate and the exhibition article is smoother and more stable;

the setting of rubber pad can make the base fix a position subaerial more steadily, is favorable to improving the stability of whole device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional structure diagram of the present invention.

In the figure, 1, a base; 2. a lifting plate; 3. a rotating shaft; 4. a rotating plate; 5. a worm gear; 6. a worm; 7. a first motor; 8. a ball bearing; 9. a groove; 10. a rubber pad; 11. a chute; 12. a slider; 13. a connecting rod; 14. a threaded rod; 15. a second bevel gear; 16. a first bevel gear; 17. a second motor; 18. a limiting component; 181. a limiting rod; 182. and a limiting hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, a rotary lifting exhibition stand comprises a base 1 with a circular cross section, a lifting plate 2 with a circular cross section and arranged right above the base 1, a rotating shaft 3 rotatably connected to the center of the lifting plate 2, a rotating plate 4 fixedly sleeved on one end of the rotating shaft 3 and located right above the lifting plate 2, a worm wheel 5 fixedly sleeved on the side wall of the other end of the rotating shaft 3, a worm 6 rotatably connected below the lifting plate 2 and meshed with the worm wheel 5, and a first motor 7 installed below the lifting plate 2 and used for driving the worm 6 to rotate, wherein the first motor 7 is connected with a power supply through an electric wire. The operator can place the exhibition article on rotor plate 4 for the show, when needs rotate the exhibition article, the operator drives worm 6 through first motor 7 and takes place rotatoryly, under the linkage effect of worm 6 and worm wheel 5, pivot 3 and rotor plate 4 just can take place rotatoryly, and the exhibition article just can be along with rotor plate 4 takes place rotatoryly in step. Wherein the worm wheel 5, the worm 6 and the first motor 7 form a rotating mechanism.

Referring to fig. 2, the lower surface of rotor plate 4 rolls and inlays the ball 8 that is equipped with three and 2 upper surface butts of lifter plate, and three ball 8 revolutes the centre of a circle evenly distributed of rotor plate 4, and when rotor plate 4 took place to rotate, ball 8 can effectively reduce the frictional resistance that rotor plate 4 received at rotatory in-process, and then made rotor plate 4 and the rotation of exhibition article more smooth. The recess 9 that the round supplied three ball 8 to all imbed has still been seted up to the upper surface of lifter plate 2, and the radius of the 9 inside walls of recess is unanimous with ball 8's radius, and recess 9 can increase lifter plate 2 and ball 8's contact area, and the change has increased the contact area between rotor plate 4 and the lifter plate 2 mutually, and then makes the rotation of rotor plate 4 and exhibition article more steady.

The lower surface of the base 1 is fixedly connected with a rubber pad 10 for increasing the friction coefficient. Three sliding grooves 11 which are the same as the base 1 in the radius direction are formed in the upper surface of the base 1, and the three sliding grooves 11 are uniformly distributed around the circle center of the base 1. A sliding block 12 is arranged in each of the three sliding grooves 11, the sliding blocks 12 can slide along the length direction of the corresponding sliding groove 11, and the distances from the three sliding blocks 12 to the circle center of the base 1 are equal. Every slider 12 all articulates with the lower surface of lifter plate 2 has a connecting rod 13, and the pin joint of three connecting rods 13 and lifter plate 2 lower surface is equiangular interval around the central point of lifter plate 2 and is distributed. A threaded rod 14 in threaded fit with the corresponding sliding block 12 is rotatably connected in each sliding groove 11, and the length direction of the threaded rod 14 is consistent with that of the corresponding sliding groove 11. One end of each threaded rod 14, close to the circle center of the base 1, is fixedly sleeved with a second bevel gear 15, the circle center of the base 1 is rotatably connected with a first bevel gear 16, the first bevel gear 16 and the three second bevel gears 15 are meshed, the base 1 is further provided with a second motor 17 for driving the first bevel gear 16 to rotate, and the second motor 17 is connected with a power supply through an electric wire. A limiting component 18 for limiting the sliding block 12 to rotate along with the corresponding threaded rod 14 is also arranged between the sliding block 12 and the base 1. When the height of the exhibition article needs to be increased, the operator starts the second motor 17 to drive the first bevel gear 16 to rotate, under the linkage action of the first bevel gear 16 and the three second bevel gears 15, the three threaded rods 14 can synchronously rotate in the same direction, under the combined action of the threads of the threaded rods 14 and the limiting component 18, the three sliders 12 can simultaneously slide in the direction away from the center of the circle of the base 1, the lower ends of the connecting rods 13 can synchronously move along with the corresponding sliders 12, the upper ends of the connecting rods 13 can rotate around the hinged joint of the connecting rods 13 and the lifting plate 2, the connecting rods 13 can gradually change from the inclined state to the vertical state, so that the lifting plate 2 is driven to move upwards, and the height of the exhibition article can be increased. If the height of exhibition article will be reduced, the operator rethread second motor 17 drives first bevel gear 16 and takes place reverse rotation, and three slider 12 just can slide towards the direction that is close to the base 1 centre of a circle simultaneously, and connecting rod 13 will become the tilt state from vertical state gradually to drive lifter plate 2 and take place to remove downwards, the height of exhibition article just can reduce. Wherein, the first bevel gear 16, the second bevel gear 15 and the second motor 17 form a driving part; the threaded rod 14, the driving part and the limiting component 18 form a driving component for driving the three sliding blocks 12 to gather or separate simultaneously; the sliding chute 11, the sliding block 12, the driving component and the connecting rod 13 form a lifting mechanism for driving the lifting plate 2 to lift up and down.

The limiting component 18 comprises a limiting rod 181 fixedly connected in the sliding groove 11 and parallel to the threaded rod 14, and a limiting hole 182 formed in the sliding block 12 for the limiting rod 181 to pass through, wherein the side wall of the limiting rod 181 is tightly attached to the inner side wall of the limiting hole 182. The arrangement of the limiting rod 181 and the limiting hole 182 effectively avoids the situation that the sliding block 12 rotates along with the corresponding threaded rod 14.

The implementation principle of the embodiment is as follows: when the height of the exhibition article needs to be increased, the operator starts the second motor 17 to drive the first bevel gear 16 to rotate, under the linkage action of the first bevel gear 16 and the three second bevel gears 15, the three threaded rods 14 can synchronously rotate in the same direction, under the combined action of the threads of the threaded rods 14 and the limiting component 18, the three sliders 12 can simultaneously slide in the direction away from the center of the circle of the base 1, the lower ends of the connecting rods 13 can synchronously move along with the corresponding sliders 12, the upper ends of the connecting rods 13 can rotate around the hinged joint of the connecting rods 13 and the lifting plate 2, the connecting rods 13 can gradually change from the inclined state to the vertical state, so that the lifting plate 2 is driven to move upwards, and the height of the exhibition article can be increased. If the height of exhibition article will be reduced, the operator rethread second motor 17 drives first bevel gear 16 and takes place reverse rotation, and three slider 12 just can slide towards the direction that is close to the base 1 centre of a circle simultaneously, and connecting rod 13 will become the tilt state from vertical state gradually to drive lifter plate 2 and take place to remove downwards, the height of exhibition article just can reduce. When needs rotate exhibition article, the operator drives worm 6 through first motor 7 and takes place rotatoryly, and under the combined action of worm 6 and worm wheel 5, pivot 3 and rotor plate 4 just can take place rotatoryly, and exhibition article just can be along with rotor plate 4 takes place rotatoryly in step.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a rotatory lift stand which characterized in that: the lifting device comprises a round base (1), a lifting plate (2) arranged right above the base (1), a lifting mechanism arranged on the base (1) and used for driving the lifting plate (2) to lift up and down, a rotating plate (4) rotationally connected to the lifting plate (2) through a rotating shaft (3), and a rotating mechanism arranged on the lifting plate (2) and used for driving the rotating plate (4) to rotate; the lifting mechanism comprises a plurality of sliding chutes (11) which are arranged on the base (1) and have the same radius direction with the base (1), and sliding blocks (12) which are embedded in the sliding chutes (11) in a sliding manner along the length direction of the sliding chutes (11), wherein the distances from each sliding block (12) to the circle center of the base (1) are the same; the lifting mechanism further comprises a driving assembly arranged on the base (1) and used for driving the plurality of sliding blocks (12) to gather together or separate at the same time, and a connecting rod (13) hinged between the sliding blocks (12) and the lifting plate (2) and used for driving the lifting plate (2) to lift up and down.

2. A rotary elevating display stand according to claim 1 wherein: the driving assembly comprises a threaded rod (14) which is rotatably connected in the sliding chute (11), the length direction of the threaded rod (14) is consistent with that of the corresponding sliding chute (11), and the threaded rod (14) penetrates through the sliding block (12) in the corresponding sliding chute (11) and is in threaded fit with the sliding block (12); the driving component further comprises a driving part which is arranged on the base (1) and used for driving the plurality of threaded rods (14) to synchronously rotate, and a limiting component (18) which is arranged on the base (1) and used for limiting the sliding block (12) to rotate along with the corresponding threaded rods (14).

3. A rotary elevating display stand according to claim 2 wherein: the driving part comprises a first bevel gear (16) rotatably connected to the circle center of the base (1), a second bevel gear (15) fixedly sleeved on the threaded rod (14) and meshed with the first bevel gear (16), and a second motor (17) arranged on the base (1) and used for driving the first bevel gear (16) to rotate.

4. A rotary elevating display stand according to claim 2 wherein: the limiting component (18) comprises a limiting rod (181) which is fixedly connected in the sliding groove (11) and is parallel to the corresponding threaded rod (14), and a limiting hole (182) which is formed in the sliding block (12) and is used for the limiting rod (181) to penetrate through, wherein the inner wall of the limiting hole (182) is attached to the side wall of the limiting rod (181).

5. A rotary elevating display stand according to claim 1 wherein: the rotating mechanism comprises a worm wheel (5) fixedly sleeved on the rotating shaft (3), a worm (6) rotatably connected to the lifting plate (2) and meshed with the worm wheel (5), and a first motor (7) arranged on the lifting plate (2) and used for driving the worm (6) to rotate.

6. A rotary elevating display stand according to claim 1 wherein: and the rotating plate (4) is embedded with a ball (8) which is abutted against the lifting plate (2) in a rolling manner.

7. A rotary elevating display stand according to claim 6 wherein: a circle of groove (9) is formed in the lifting plate (2) corresponding to the ball (8), and the part, penetrating out of the rotating plate (4), of the ball (8) rolls and is attached to the inner side wall of the groove (9).

8. A rotary elevating display stand according to claim 1 wherein: the lower surface of the base (1) is fixedly connected with a layer of rubber pad (10).