CN219920558U - Lifting rolling structure of electric heating table - Google Patents

Abstract

The utility model discloses a lifting rolling structure of an electric heating table, which comprises a table top, an inner column of the table foot, an outer column of the table foot, a middle layer stand, a table bottom plate and a rolling component, wherein the upper part of the inner column of the table foot is connected with the table top plate, the lower part of the outer column of the table foot is connected with the table bottom plate, the middle layer stand is arranged on the outer column, and the rolling component is arranged at the bottom of the outer column of the table foot, and is characterized in that: the table is characterized in that a rolling assembly is arranged in the table leg and comprises an upper pushing support frame, a lower roller support frame, a reset spring, rollers and roller covers, when the table is required to move, the lower limit of the table top is unlocked through specific control button on the circuit control panel and an operation method, the lifting mechanism of the table is enabled to continue to move downwards, the rolling assembly is driven to move downwards, the outer upright post of the table leg is lifted up, the rollers of the rolling assembly are in contact with the ground, and the easy pushing of the table is realized.

Description

Lifting rolling structure of electric heating table

Technical Field

The utility model relates to the technical field of electric heating tables, in particular to a lifting rolling structure convenient for the electric heating table to move at will.

Background

The electric heating table is novel heating furniture integrating a table and a warmer. The traditional electric heating table is divided into a square table, a tea table, a dining table and the like according to functions, the electric heating table structurally comprises a fixed type table top lifting function, a middle layer frame lifting function and the like, belongs to large furniture, is quite high in cost because products are heavy and rarely move when people clean the household at ordinary times, enables the lower part of the table to be a household sanitary dead angle, is relatively serious in dirty hiding and containing, and can meet the research and development direction that people conveniently move the products to become the heating table industry.

The utility model discloses a lifting mechanism convenient for furniture to move and a patent for lifting furniture, as in patent application number 202221893484.3, which discloses a telescopic component arranged at the bottom of a supporting foot of a furniture or heating table body, wherein the telescopic component is driven to descend by a setting and driving device, so that the movable component is abutted against the ground, and meanwhile, the supporting foot is lifted, so that the large furniture or heating table can be easily pushed at the moment.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a lifting rolling structure of an electric heating table.

The technical scheme of the utility model is as follows: the utility model provides an electric heating table's lift rolling structure, includes stand, the outer stand of table foot, middle layer frame, desk bottom plate, rolling element in table, the upper portion and the desktop board of stand are connected in the table foot, the lower part and the desk bottom plate of the outer stand of table foot are connected, and the middle layer frame sets up on outer stand, and rolling element arranges the bottom of the outer stand of table foot in its characterized in that: the table is characterized in that a rolling assembly is arranged in the table leg and comprises an upper pushing support frame, a lower roller support frame, a reset spring, rollers and roller covers, when the table is required to move, the lower limit of the table top is unlocked through specific control button on the circuit control panel and an operation method, the lifting mechanism of the table is enabled to continue to move downwards, the rolling assembly is driven to move downwards, the outer upright post of the table leg is lifted up, the rollers of the rolling assembly are in contact with the ground, and the easy pushing of the table is realized.

Further, the rolling assembly is arranged outside the lifting driving gear box body of the table, the upper pushing support frame is sleeved on the lifting screw rod on the gear box, four support posts of the upper pushing support frame are downward, respective central shafts penetrate through corresponding guide holes arranged on mounting hardware of the gear box, the support frame can move up and down freely under the guidance of the support frame in a clearance fit mode, the lower roller support frame is arranged at the lower part of the gear box, the four corresponding support posts are upward, the lower roller support frame and the upper pushing support frame are locked in a one-to-one mode through screw fastening, and the lower roller support frame and the upper pushing support frame are manufactured through injection molding or aluminum casting technology.

Further, a spring is arranged between the upper pushing support frame and the gearbox body, and the spring plays a role in resetting the roller assembly when people do not need to move the table.

Further, the lower roller support frame is provided with a mounting seat of a roller assembly, the geometric center of a roller of the mounting seat is in the central area of the four support posts, the plane of the upper pushing support frame bears the stress center of a thrust nut sleeved on a lifting rod of the gear box and is also in the central area of the four support posts, the stress points of the thrust nut and the bearing point are coincident, and the roller adopts one of a cylindrical roller or a spherical ball.

Further, the limiting probe is installed at the lower part of the outer column of the table leg with the control panel, when the table top descends to the specified height set by the product, the position sensing plate installed on the inner column of the table leg triggers the limiting probe, program control is executed, the table top is limited to descend, and when the table needs to be moved, the limiting program control is unlocked, so that the roller assembly descends.

Compared with the prior art, the utility model has the beneficial effects that:

(1) According to the utility model, the geometric space at the gear box position in the existing driving mechanism of the table product is fully utilized, the simplest and reliable structure is adopted, the bearing point of the product is arranged on the shaft center of the gear box lifting rod, the lifting of the table is realized on the premise of not increasing the power device, the problem that components are easy to damage due to the fact that the bearing center of the existing product is offset is effectively solved, meanwhile, the mechanical property of the product is completely ensured by adopting a plastic piece or an aluminum casting piece, the guiding reliability of the roller assembly is improved, and the service life of the product is greatly prolonged.

(2) Because the center of the rolling ball and the center shaft of the thrust in the prior art adopt eccentric structures, the components completely occupy the gear box position of the lifting mechanism of the middle layer frame, interference can be formed, the device is completely not suitable for a heating table with the middle layer frame, the application range of products is severely limited, the installation position of the device is positioned at the lower part of the driving gear box body, no interference is caused to the positions of other parts of the products, and the device is suitable for all the existing electric heating table products in the current market.

Drawings

Fig. 1 is a schematic elevation view of an electric warming table according to an embodiment of the present utility model.

Fig. 2 is a schematic perspective view of a mounting position of a component according to an embodiment of the present utility model.

FIG. 3 is a schematic cross-sectional view showing the structure of the assembly mounting position according to the embodiment of the present utility model.

Fig. 4 is a schematic perspective view of a rolling assembly according to an embodiment of the utility model.

Fig. 5 is a schematic cross-sectional view of a rolling assembly according to an embodiment of the utility model.

FIG. 6 is a schematic perspective view of a rolling assembly according to the second embodiment of the present utility model

Detailed Description

Example 1

As shown in fig. 1, 2 and 3, the lifting rolling structure of the electric heating table comprises a table top 1, a table leg inner column 2, a table leg outer column 3, a control panel, a circuit board 4, a middle layer stand 5, a table bottom plate 6, a rolling component 25 capable of stretching up and down and a limit probe 28 (not shown in the figure), wherein hardware 30 at the upper part of the table leg inner column 2 is connected with the table top 1, a thrust rod 26 is arranged below the hardware 30 in the table leg inner column 2, the bottom of the table leg outer column 3 is connected with the table bottom plate 6, the middle layer stand 5 is arranged on the table leg outer column 3 between the table top 1 and the table bottom plate 6, a driving system main motor 21 for controlling the lifting of the table top 1 is controlled by the control panel and the circuit board 4 to rotate forwards and backwards to drive a transmission shaft 22, the gear set arranged in the lifting gear box 24 of the desktop 1 arranged on the gear box mounting plate 23 at four corners of the desk bottom plate is driven to rotate, the lifting screw 29 which is arranged on the gear box 24 vertically is driven to rotate, the main thrust rod 26 is driven to move up and down according to specified requirements in a threaded transmission mode, the up and down lifting of the desktop 1 is finally realized, the middle layer stand 5 is lifted by adopting another driving mechanism, the mode of the driving mechanism is the same as that of the desktop 1, the rolling assembly 25 is arranged at the bottom of the outer stand 3 of the desk foot and is arranged at the outer side of the lifting gear box 24 of the desktop, the lower limit of the desktop 1 is unlocked through an operation command, the lifting mechanism of the desktop 1 continues to move downwards, the rolling assembly 25 is driven to move downwards, the outer stand 3 of the desk foot is lifted up and leaves the ground, and the rollers on the rolling assembly 25 are contacted with the ground, so that the desk is easy to push.

The working principle of the implementation of the utility model is as shown in fig. 4 and 5: the rolling assembly 25 comprises an upper pushing support frame 31, a lower roller support frame 32, a return spring 35, rollers 34 and a roller sealing cover 33, wherein the upper pushing support frame 31 and the lower roller support frame 32 can be molded by injection molding or die casting aluminum, so that the mechanical property of the accessory can be ensured, the bearing capacity and the deformation resistance of the accessory can be enhanced, the geometric dimension of the accessory can be ensured, the upper pushing support frame 31 is arranged at the upper part of the gear box 24, a central hole is sleeved on a lifting screw 29 on the gear box, four support posts of the upper pushing support frame 31 downwards penetrate through four guide holes on a gear box mounting plate 24, the lower roller support frame 32 is arranged at the bottom of the gear box, roller support seats for bearing the weight of a table are designed on the lower bottom plane of the lower roller support frame 32, the four support posts of the lower roller support frame are upwards and are arranged on the four support posts of the upper pushing support frame 31 in a one-to-one alignment mode, the roller 34 is arranged on a supporting seat below the lower roller supporting frame 32, the roller sealing cover 33 is used for fixing the roller 34, when people need to move the desk, the desk top is at a lower limit position, the limit of the desk is unlocked by operating a control instruction, the driving mechanism of the desk top 1 continues to move downwards, the pushing force is transmitted to the upper plane of the upper pushing supporting frame 31 through the push rod 26, the force is uniformly transmitted to the lower roller supporting frame 32 through four posts of the pushing mechanism, the roller 34 moves downwards to contact the ground to jack the pin outer upright post 3, four groups of roller components are arranged in the four pin outer upright posts of the desk, thus the desk is lifted, people can easily move any position with the help of the roller, the moving requirement of people is met, after the moving is completed, the driving mechanism of the desk is operated according to instructions, the push rod moves upwards, the roller assembly is reset under the action of the dead weight of the table and the help of the spring 35, and the roller 34 leaves the ground to complete the whole operation.

Example two

A difference from the embodiment is that, as shown in fig. 6, the rollers 34 on the roller assemblies 25 are configured as ball structures, the corresponding lower supporting seats on the lower roller supporting frames 32 are designed as ball supporting seats, and the roller covers are also designed as spherical covers, and the working principle is the same as that of the embodiment, and is not repeated herein.

What has been described above is merely a few of the structures that may be used to implement the present utility model. When the roller assembly is used for a table without a middle layer stand, the roller assembly is arranged on the idle space of the lifting mechanical position of the table top, has no interference to other positions of products, completely ensures the universality of the roller assembly, and can be deformed and improved on the premise of not departing from the creative conception of the utility model for propagation reduction, and the roller assembly is not stated one by one, but belongs to the protection scope of the utility model.

Claims (4)

1. The utility model provides an electric heating table's lift rolling structure, includes stand, the outer stand of table foot, middle layer frame, desk bottom plate, rolling element in table, the upper portion and the desktop board of stand are connected in the table foot, the lower part and the desk bottom plate of the outer stand of table foot are connected, and the middle layer frame sets up on outer stand, and rolling element arranges the bottom of the outer stand of table foot in its characterized in that: the novel desk is characterized in that a rolling assembly is arranged in each desk leg and comprises an upper pushing support frame, a lower roller support frame, a reset spring, rollers and roller covers, when the desk is required to move, the lower limit of the desktop is unlocked through specific control button on the circuit control panel, the lifting mechanism of the desk continues to move downwards, the rolling assembly is driven to move downwards, the outer upright post of the desk leg is lifted up, the rollers of the rolling assembly are in contact with the ground, and the easy pushing of the desk is realized.

2. The elevating rolling structure of an electric heating table as set forth in claim 1, wherein: the rolling assembly is arranged outside the lifting driving gear box body of the table, the upper pushing support frame is sleeved on a lifting screw rod on the gear box, four support posts of the upper pushing support frame are downward, respective central shafts penetrate through corresponding guide holes arranged on mounting hardware of the gear box, the support frame can move up and down freely under the guidance of the support frame in a clearance fit mode, the lower roller support frame is arranged at the lower part of the gear box, the four corresponding support posts of the lower roller support frame are upward, the lower roller support frame and the upper pushing support frame are locked in a one-to-one correspondence mode through screws, and the lower roller support frame and the upper pushing support frame are manufactured through injection molding or an aluminum casting process.

3. The elevating rolling structure of an electric heating table as set forth in claim 1, wherein: the upper pushing support frame and the gear box body are provided with springs, and the return function of the roller assemblies is achieved when the table does not need to be moved.

4. The elevating rolling structure of an electric heating table as set forth in claim 1, wherein: the lower roller support frame lower part be equipped with the mount pad of roller assembly, the geometric centre of mount pad gyro wheel is in the central region of four spinal branch posts, the thrust nut's that upper portion plane of upper pushing support frame was born the suit on the gear box lifter atress center is also in the central region of four spinal branch posts, their atress point location coincidence, the gyro wheel adopts one of cylindrical gyro wheel or spherical ball.