CN220182672U

CN220182672U - Lifting device

Info

Publication number: CN220182672U
Application number: CN202321659565.1U
Authority: CN
Inventors: 谷俊; 张静; 周洋
Original assignee: Anhui Yangyi Cultural Media Co ltd
Current assignee: Anhui Yangyi Cultural Media Co ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-12-15
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses a lifting device which comprises a base frame and a lifting platform, wherein the base frame comprises a first mounting plate, a second mounting plate and a plurality of telescopic supporting legs, the first mounting plate and the second mounting plate are arranged in parallel and are fixedly connected with the telescopic supporting legs, a supporting column is fixedly arranged on the lower surface of the lifting platform, rollers are arranged at the bottom ends of the supporting columns, a lifting transmission assembly is arranged in the base frame, and lifting of the lifting platform is controlled through the lifting transmission assembly. This elevating gear through setting up flexible supporting leg and lift platform, adjusts the extension length of different flexible supporting legs to control the gesture of base frame and lay stably, then through adjusting lift platform's height, guarantee the showpiece upper surface of building smooth and easy, because the showpiece generally can use a lot of devices to assemble, independently adjust whole lift platform's height, it is simpler and more convenient to operate, has improved the equipment speed of building of showpiece greatly.

Description

Lifting device

Technical Field

The utility model relates to the technical field of exhibition stand erection, in particular to a lifting device.

Background

The exhibition stand is set up to open air, is mostly pin-connected panel for the transportation of being convenient for, on-the-spot equipment, uses and can dismantle, like prior art, patent publication No. CN216822565U, and the device is built to the multipurpose exhibition stand of disclose, including the backup pad, the backup pad is provided with four rectangle faces, wherein two adjacent rectangle face fixedly connected with docking rod, wherein two are adjacent the docking groove has been seted up to the rectangle face, docking groove and docking rod mutually support, the bottom fixedly connected with of backup pad a plurality of fixing bases, the inside of fixing base rotates the cover and is equipped with the connecting block, the one end fixed mounting of connecting block has supporting component, the middle part of backup pad is provided with the locating component that is used for fixed supporting component. The utility model discloses a locating component's design, locating component can fix a position supporting component, and the angle modulation of supporting component relative backup pad all can be fixed around, and then the backup pad can be horizontal build into the stand, can also the vertically concatenation guardrail, and the guardrail is the same with the material that the stand used, makes things convenient for the staff to carry out the sign indicating number and transport.

The existing exhibition stand building units are inconvenient to lift and adjust in height in the practical application process, the exhibition stand is laid on the surface of the existing exhibition stand building units under the condition of uneven ground, leveling and debugging are very troublesome, leveling can only be carried out from the lower side for heightening treatment, and when the number of building units is large, the upper surface of the exhibition stand is guaranteed to be flush, construction is difficult, building speed is slow, and inconvenience is caused to use.

Disclosure of Invention

The present utility model is directed to a lifting device, which solves the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a lifting device, includes base frame and lift platform, the base frame includes first mounting panel, second mounting panel and a plurality of flexible supporting leg, first mounting panel and second mounting panel parallel arrangement, both with each flexible supporting leg fixed connection, lift platform's lower fixed surface installs the support column, the bottom of support column is provided with the gyro wheel, installs lift drive assembly in the base frame, through the lift of lift drive assembly control lift platform.

The lifting transmission assembly comprises a transmission screw, a connecting sleeve, a worm wheel and a worm, wherein the transmission screw and the worm are rotatably arranged in a base frame, the connecting sleeve is in threaded sleeve arrangement on the surface of the transmission screw, the connecting sleeve is fixedly connected with the supporting upright post, the worm wheel is fixedly arranged at the end part of the transmission screw, the worm is in meshed transmission with the worm wheel, and the transmission screw is driven to rotate by rotating the worm.

Preferably, the telescopic supporting leg comprises a fixed sleeve and a telescopic column, the fixed sleeve is fixedly connected with the first mounting plate and the second mounting plate, the telescopic column is slidably mounted in the fixed sleeve, a plurality of pin holes are formed in the surface of the telescopic column, a pin rod is inserted into the fixed sleeve, the pin rod penetrates through the pin holes, the telescopic length of the telescopic column is fixed, and a foot plate is fixedly mounted at the bottom end of the telescopic column.

Preferably, the surface of first mounting panel and second mounting panel has all been seted up and has been run through the window, lift platform sets up the upside at first mounting panel, and the support column passes run through the window, makes the gyro wheel be located the downside of second mounting panel.

Preferably, the transmission screw is arranged in parallel with the support upright, the top end of the transmission screw is rotationally connected with the lower surface of the first mounting plate, and the bottom end of the transmission screw penetrates through the second mounting plate and is rotationally connected with the second mounting plate.

Preferably, the two worms are arranged in a collinear way and rotatably arranged at the lower side of the second mounting plate, the two worms drive the two transmission screw rods to rotate, and a connecting rod is fixedly arranged between the two worms.

Preferably, the lower surface of the second mounting plate is fixedly provided with a double-shaft motor, and the double-shaft motor drives the two worms to synchronously rotate through connecting rod transmission.

Advantageous effects

The utility model provides a lifting device, which has the following beneficial effects:

1. this elevating gear through setting up flexible supporting leg and lift platform, adjusts the extension length of different flexible supporting legs to control the gesture of base frame and lay stably, then through adjusting lift platform's height, guarantee the showpiece upper surface of building smooth and easy, because the showpiece generally can use a lot of devices to assemble, independently adjust whole lift platform's height, it is simpler and more convenient to operate, has improved the equipment speed of building of showpiece greatly.

2. This elevating gear through setting up worm wheel and worm, the rotation of worm wheel and worm's transmission control transmission lead screw, realizes elevating platform's lift, and worm wheel and worm's transmission has self-locking function moreover, can effectively prevent elevating platform's unexpected whereabouts, uses safelyr, through installing the gyro wheel in the bottom of support column, elevating platform falls to the nadir after, the device only the gyro wheel falls to the ground, conveniently removes the device, and it is more laborsaving to transport and adjust and place.

Drawings

FIG. 1 is a schematic view of the present utility model in a front cross-section;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic lifting view of a lifting platform;

fig. 4 is a schematic top view of the worm gear of the present utility model.

In the figure: 1 lifting platform, 2 first mounting plates, 3 second mounting plates, 4 telescopic supporting legs, 5 supporting columns, 6 idler wheels, 7 transmission lead screws, 8 connecting sleeves, 9 worm wheels, 10 worm screws, 11 fixed sleeves, 12 telescopic columns, 13 pin holes, 14 pin rods, 15 foot plates, 16 connecting rods and 17 double-shaft motors.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a elevating gear, includes base frame and lift platform 1, and the base frame includes first mounting panel 2, second mounting panel 3 and a plurality of flexible supporting leg 4, and first mounting panel 2 and second mounting panel 3 parallel arrangement, both with 4 fixed connection of each flexible supporting leg, lift platform 1's lower fixed surface installs support post 5, and support post 5's bottom is provided with gyro wheel 6, installs lift transmission subassembly in the base frame, through the lift of lift transmission subassembly control lift platform 1.

The surface of first mounting panel 2 and second mounting panel 3 has all been seted up and has been run through the window, and lift platform 1 sets up the upside at first mounting panel 2, and support post 5 passes through the window that runs through, makes gyro wheel 6 be located the downside of second mounting panel 3.

The lifting transmission assembly comprises a transmission screw rod 7, a connecting sleeve 8, a worm wheel 9 and a worm 10, wherein the transmission screw rod 7 and the worm 10 are rotatably arranged in a base frame, threads of the connecting sleeve 8 are sleeved on the surface of the transmission screw rod 7, the connecting sleeve 8 is fixedly connected with the supporting upright post 5, the worm wheel 9 is fixedly arranged at the end part of the transmission screw rod 7, the worm 10 and the worm wheel 9 are in meshed transmission, the transmission screw rod 7 is driven to rotate through the rotation of the worm 10, and the connecting sleeve 8 moves upwards along the surface of the transmission screw rod 7, so that the lifting platform 1 moves upwards.

The drive lead screw 7 and the support post 5 parallel arrangement, the top of drive lead screw 7 rotates with the lower surface of first mounting panel 2 to be connected, and the bottom of drive lead screw 7 passes second mounting panel 3 to rotate with second mounting panel 3 and be connected, through installing gyro wheel 6 in the bottom of support post 5, lift platform 1 whereabouts behind the nadir, the device only gyro wheel 6 falls to the ground, conveniently removes the device, and it is more laborsaving to transport and adjust the position of placing.

The two worms 10 are arranged in a collinear way, and are rotatably arranged on the lower side of the second mounting plate 3, the two worms 10 drive the two transmission lead screws 7 to rotate, a connecting rod 16 is fixedly arranged between the two worms 10, the device can be arranged into a manual shaking mode, and the lifting of the manually driven lifting platform 1 is realized through the rotation of the manual shaking connecting rod 16.

Similarly, an electric driving mode can be adopted, specifically, a double-shaft motor 17 is fixedly arranged on the lower surface of the second mounting plate 3, and the double-shaft motor 17 drives the two worms 10 to synchronously rotate through a connecting rod 16 transmission, so that the lifting of the electric driving lifting platform 1 is realized.

Through setting up worm wheel 9 and worm 10, the rotation of worm wheel 9 and worm 10's transmission control transmission lead screw 7 realizes the lift of lift platform 1, and worm wheel 9 and worm 10's transmission characteristic has the self-locking function moreover, can effectively prevent the unexpected whereabouts of lift platform 1, uses safelyr.

The telescopic supporting leg 4 comprises a fixed sleeve 11 and a telescopic column 12, the fixed sleeve 11 is fixedly connected with the first mounting plate 2 and the second mounting plate 3, the telescopic column 12 is slidably mounted in the fixed sleeve 11, a plurality of pin holes 13 are formed in the surface of the telescopic column 12, a pin rod 14 is inserted into the fixed sleeve 11, the pin rod 14 penetrates through the pin holes 13, the telescopic length of the telescopic column 12 is fixed, and a foot plate 15 is fixedly mounted at the bottom end of the telescopic column 12.

As shown in fig. 3, the extension lengths of the different telescopic supporting legs 4 are adjusted to adapt to uneven ground so as to control the posture of the base frame and ensure stable placement, then the height of the lifting platform 1 is adjusted to ensure smooth upper plane of the built exhibition stand, and the exhibition stand is assembled by using a plurality of devices, so that the height of the whole lifting platform 1 is independently adjusted, the operation is simpler and more convenient, the assembling and building speed of the exhibition stand is greatly improved, and the device has a lifting function so as to build the step-shaped exhibition stand, and different requirements of people are met.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Lifting device, including base frame and lift platform (1), its characterized in that: the base frame comprises a first mounting plate (2), a second mounting plate (3) and a plurality of telescopic supporting legs (4), wherein the first mounting plate (2) and the second mounting plate (3) are arranged in parallel and are fixedly connected with the telescopic supporting legs (4), a supporting upright post (5) is fixedly arranged on the lower surface of the lifting platform (1), a roller (6) is arranged at the bottom end of the supporting upright post (5), a lifting transmission assembly is arranged in the base frame, and lifting of the lifting platform (1) is controlled through the lifting transmission assembly;

the lifting transmission assembly comprises a transmission screw (7), a connecting sleeve (8), a worm wheel (9) and a worm (10), wherein the transmission screw (7) and the worm (10) are all rotatably arranged in a base frame, the connecting sleeve (8) is sleeved on the surface of the transmission screw (7) through threads, the connecting sleeve (8) is fixedly connected with the supporting upright post (5), the worm wheel (9) is fixedly arranged at the end part of the transmission screw (7), the worm (10) is in meshed transmission with the worm wheel (9), and the transmission screw (7) is driven to rotate through the rotation worm (10).

2. A lifting device according to claim 1, wherein: the telescopic supporting leg (4) comprises a fixed sleeve (11) and a telescopic column (12), the fixed sleeve (11) is fixedly connected with the first mounting plate (2) and the second mounting plate (3), the telescopic column (12) is slidably mounted in the fixed sleeve (11), a plurality of pin holes (13) are formed in the surface of the telescopic column (12), a pin rod (14) is inserted in the fixed sleeve (11), the pin rod (14) penetrates through the pin holes (13), the telescopic length of the telescopic column (12) is fixed, and a foot plate (15) is fixedly mounted at the bottom end of the telescopic column (12).

3. A lifting device according to claim 2, wherein: the surface of first mounting panel (2) and second mounting panel (3) has all been seted up and has been run through the window, lift platform (1) set up in the upside of first mounting panel (2), support post (5) pass run through the window makes gyro wheel (6) be located the downside of second mounting panel (3).

4. A lifting device according to claim 3, wherein: the transmission screw (7) is arranged in parallel with the supporting upright post (5), the top end of the transmission screw (7) is rotationally connected with the lower surface of the first mounting plate (2), and the bottom end of the transmission screw (7) penetrates through the second mounting plate (3) and is rotationally connected with the second mounting plate (3).

5. A lifting device according to any one of claims 1-4, wherein: the two worms (10) are arranged in a collinear way, the two worms (10) are rotatably arranged on the lower side of the second mounting plate (3), the two worms (10) drive the two transmission screw rods (7) to rotate, and a connecting rod (16) is fixedly arranged between the two worms (10).

6. A lifting device according to claim 5, wherein: the lower surface of the second mounting plate (3) is fixedly provided with a double-shaft motor (17), and the double-shaft motor (17) drives the two worms (10) to synchronously rotate through the transmission of a connecting rod (16).