CN217959234U

CN217959234U - Lifting structure of middle-layer stand of electric heating table

Info

Publication number: CN217959234U
Application number: CN202220115774.9U
Authority: CN
Inventors: 刘智勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-12-06
Anticipated expiration: 2032-01-17

Abstract

The technical scheme of the utility model is that: the utility model provides a lifting structure of electric heating table middle level pallet, includes desktop, table foot, middle level pallet and table bottom plate, and its table foot comprises inner column and outer stand, and the upper portion and the desktop board of inner column are connected, and the bottom and the table bottom plate of outer stand are connected, and the middle level pallet sets up on the outer stand between table and table bottom plate, its characterized in that: the lifting device comprises a lifting motor, a transmission shaft lever, a gear box, a lifting screw rod, a lifting slide block and table legs, the lifting screw rod and the lifting slide block are in transmission fit and are arranged in the table leg outer stand columns and on the inner wall outside the table leg inner stand columns, the lifting slide block drives the lifting screw rod to rotate forwards and backwards synchronously and slides up and down along the table legs, the middle-layer stand platform is placed on a connecting arm of the lifting slide block and is fixed, and the middle-layer stand platform slides up and down along the connecting arm, so that the heating requirement of people is met.

Description

Lifting structure of middle-layer stand of electric heating table

Technical Field

The utility model relates to the technical field of electric heating tables, in particular to an electric heating table with a middle-layer stand platform.

Background

The electric heating table is novel heating furniture integrating a table and a heater. On the basis of traditional desk, utilize far infrared radiation and convection current cold-proof, generally be provided with fixed or middle level platform of oscilaltion between the desktop board of current heating table and the bottom plate, heating element locates the bottom surface of desktop board, and this middle level pallet also is used for user's bracket heating as the space of stoving material, but current electric heating table has following weak point:

1. the middle-layer stand is fixedly installed at a high height, so that the requirement of people on more rapid and convenient material drying or leg rest comfort is difficult to meet.

2. The invention discloses an electric heating table device, wherein an intermediate lifting layer platform is arranged between a table plate and a foot box in an up-and-down sliding mode, the lifting device comprises a lifting lead screw, a lifting slider and a guide rail upright post, the guide rail upright post and the lifting lead screw are vertically arranged on the foot box, the lifting lead screw is located in the guide rail upright post, the lifting slider is arranged on the guide rail upright post in an up-and-down sliding mode, the intermediate lifting layer platform is fixedly connected with the lifting slider, the lifting slider is in transmission connection with the lifting lead screw, and when the lifting lead screw rotates forwards and backwards, the lifting lead screw drives the lifting slider to slide up and down along the guide rail upright post so as to drive the intermediate lifting layer platform to slide up and down, so that the size of a footrest space can be adjusted to be suitable for users with different feet sizes.

Although the problem that the middle lifting layer table slides up and down is solved, guide rail upright columns need to be added in the implementation process, the attractiveness of products and the installation reliability of the upright columns need to be guaranteed, the production complexity is improved, and the production difficulty and the product cost are increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a lifting structure of a middle-layer stand of an electric heating table.

The technical scheme of the utility model is that: the utility model provides a lifting structure of electric heating table middle level pallet, includes desktop, table foot, middle level pallet and table bottom plate, and its table foot comprises inner column and outer stand, the upper portion and the desktop board of table foot inner column are connected, the bottom and the table bottom plate of table foot outer stand are connected, and the middle level pallet sets up on the outer stand between table and table bottom plate, its characterized in that: the table comprises a table leg, a table top plate, a table bottom plate, a table top plate, a table base plate, a middle layer stand and a lifting device, wherein the table leg is internally provided with the lifting device, the middle layer stand is arranged between the table top plate and the table bottom plate in a vertically sliding mode, the lifting device comprises a lifting motor, a transmission shaft rod, a gear box, a lifting screw rod, a lifting slide block and the table leg, the middle layer stand drives the lifting slide block to vertically move along the table leg through the rotation of the lifting screw rod on a lifting device driving system, and therefore the middle layer stand which is placed and fixedly connected to the lifting slide block vertically slides along the table leg, and the middle layer stand can electrically lift up and down.

The lifting slide block is made of injection molding or aluminum profile, a cavity meeting sliding fit is arranged at the inner corner of the outer stand column of the table leg, a vertical guide convex strip is arranged at the contact surface, a longitudinal threaded column is arranged at the center, and the threaded column is in threaded transmission connection with the lifting screw rod.

The lifting slide block is provided with an outward connecting arm fixed with the middle layer stand, and the lifting slide block is fastened and locked with the middle layer stand through the bearing of the connecting arm.

The upper end of the table leg outer column is provided with a locking sheet which is used for locking the end surface position of the shape of the open slot of the table leg outer column cavity, so that the deformation caused by the stress of the open slot is prevented.

The utility model can be further improved as follows.

The table bottom plate is internally provided with a synchronous lifting transmission system, the synchronous lifting transmission system comprises a motor, a transmission shaft rod and a gear box, the gear box is internally provided with two horizontally-steering transmission gears and a gear meshing combination of a transition bevel gear at the end of a lifting screw rod, and the transition bevel gear is fastened at the lower end of a vertical lifting screw rod on the gear box. A motor drives one of the transmission shaft levers to rotate, synchronously drives the transmission gears in the gear boxes at two ends of the transmission shaft lever to rotate, synchronously drives the transition bevel gear and the other transmission gear to rotate in a gear meshing mode, synchronously transmits the transmission gears to the transmission gear on the next gear box through the next transmission shaft lever, drives the transition bevel gear meshed with the transmission gear to rotate, and the adjacent gear boxes are sequentially transmitted through respective transmission gears, so that adjacent lifting screw rods fastened on the transition bevel gear are opposite in rotation direction.

The utility model discloses a table foot outer column, including table foot stand, lifting slide block and table foot stand, the inside corner lateral wall towards the table center of table is equipped with the open slot of dodging the lifting slide block linking arm along vertical direction on, the last vertical screw thread post that is equipped with of lifting slide block, the screw thread post is connected with lifting screw thread transmission, be provided with the linking arm fixed with the middle level pallet to the outside on the lifting slide block, the lifting slide block passes through linking arm and middle level pallet fastening locking. When a user needs to lift the middle-layer stand, a motor for lifting is started to drive the transmission shaft lever, and the lifting slide block is driven to slide up and down through the rotation of the transmission gear, the transition bevel gear and the lifting screw rod to realize the up-and-down lifting of the middle-layer stand. Therefore, the utility model discloses an implement and ensure that the lift of desk mesa and middle level pallet is all accomplished on complete table foot outer column, do not have more unnecessary accessory, make the product more pleasing to the eye.

The lifting slide block is arranged at the inner side corner of the table foot outer stand column, the appearance of the lifting slide block can be adjusted along the appearance of the table foot, and the connecting arm and the open slot of the table foot outer stand column can be arranged on the inner side plane of the table foot outer stand column, which faces the center of the table at 45 degrees or is parallel to the edge of the table, so that the lifting slide block can be lifted up and down along the inner wall of the table foot outer stand column.

The lifting slide block is provided with an outward connecting arm, the connecting arm can pass through an open slot of the table leg and can smoothly slide up and down under the transmission of the lifting screw rod, and the connecting arm supports and supports the middle layer stand and is tightly connected with the middle layer stand so as to install the middle layer stand on the lifting slide block. The outer side of the lifting slide block is provided with a vertical guide convex strip at the contact part with the inner wall cavity of the outer stand column of the table leg, and the vertical guide convex strip is arranged in a sliding fit manner, so that the friction resistance between the outer side of the lifting slide block and the inner wall cavity of the outer stand column of the table leg is reduced, and the lifting slide block can only do up-and-down lifting sliding without dislocation or rotation.

The lifting slide block is made of plastic injection molding pieces or aluminum profiles, the shape and the size of the lifting slide block are matched with the inner wall of the outer stand column of the table leg, and the appearance of a product is more attractive and concise.

Compared with the current utility technology, the beneficial effects of the utility model are that:

1. the utility model discloses a slide rail that table foot stand goes up and down as the middle level pallet, consequently the utility model discloses except necessary lift actuating system at the in-process of implementing middle level pallet oscilaltion, through adjusting table foot die cavity structure, only need increase four lift sliders, four stay two kinds of accessories altogether, effectual auxiliary assembly and the production link of having reduced, great improvement production efficiency has reduced manufacturing cost.

2. The utility model discloses the shape of accessible table foot inside and outside stand changes the lifting slide shape that comes the configuration, also can design the mode of lifting slide into the standard component to go to design the outward appearance shape of table foot inside and outside stand, and the linking arm can be in its within range arbitrary supporting design, set up corresponding open slot in its position can, preserved the integrality of table foot, make its whole outward appearance more pleasing to the eye.

3. The middle level pallet shelve on the linking arm of lift slider, its atress mode is that the direct transmission of stack from top to bottom, fastening mode between them is mainly position demand, connection demand, so can make their organic of convenient, swift messenger link together when production more.

4. The utility model is provided with a locking piece at the upper end of the outer column of the table leg, which is used for locking the shape and the position of the open slot of the outer column, and preventing the deformation caused by the stress of the open slot.

Drawings

Fig. 1 is a schematic elevation view of an embodiment of the present invention.

Fig. 2 is a schematic perspective view of an embodiment of the desktop explosion according to the present invention.

Fig. 3 is a schematic view of the three-dimensional structure of the embodiment of the present invention without the tabletop and the tabletop bottom plate.

Fig. 4 is a top view of the utility model for removing the inner column of the tabletop and the table legs and the surface of the table bottom.

Fig. 5 is a schematic view of embodiment 1 of the table foot outer column and the lifting slider of the present invention, wherein fig. 5a is a front view, fig. 5b is a top view, fig. 5c is a partially enlarged view, and fig. 5d is a side view of the slider.

Fig. 6 is a top plan view of the middle stage of the present invention.

Fig. 7 is a schematic view of the table foot outer column and the lifting slider of the embodiment 2, wherein fig. 7a is a front view, fig. 7b is a top view, fig. 7c is a partially enlarged view, and fig. 7D is a 3D view of the table foot outer column and the lifting slider.

Fig. 8 is an exploded view of the inner and outer columns, the lifting slider and the locking piece of the table leg of the present invention.

Detailed Description

The first embodiment is as follows:

as shown in fig. 1 to 4, 6 and 8, a lifting structure of a middle stage of an electric heating table comprises a table top 1, a table leg inner column 2, a table leg outer column 3, a middle stage 4 and a table bottom plate 5, wherein the upper part of the inner column 2 is connected with the table top, the bottom of the outer column 3 is connected with the table bottom plate 5, the middle stage 4 is arranged on the table leg outer column 3 between the table top 1 and the table bottom plate 5, the table leg inner column and the outer column form a complete set of table legs 4 which are sleeved at four corners of the lower part of the table top 1 in the embodiment, heaters (not shown in the figure) are respectively arranged in the table top 1 and the table bottom plate 5, the heaters are controlled in a centralized manner by a central electric control circuit board (not shown in the figure) arranged in the table bottom plate 5, and the table top 1 is driven by a driving motor 14 of the table top lifting system to slide up and down by a transmission shaft rod 15, a transmission gear and a lifting screw rod (not shown in the figure) to the support rod 6 in the table leg inner column 2, so as to drive the table top and bottom inner column to vertically move along the table leg outer column 3 and a guide ring 17 to complete the lifting of the table top and bottom of the table top 1.

The utility model discloses an implement the theory of operation, as shown in fig. 3 to fig. 6, fence form or board type can be made to middle level pallet 4 mesa, and four angles of it are in through injection moulding's corner connector 7 and setting injection moulding's lift slider 10 is shelved, fastening connection's mode sets up between desktop 1 and desk bottom plate 5 on the 3 interior angle lateral walls of table foot outer column. Table foot outer column 3 (aluminium alloy contour machining) and table foot inner column 2 (aluminium alloy contour machining) are provided with the triangle-shaped die cavity of a lateral wall along vertical direction towards the bight region at table center, and this embodiment is selected and is set up it in the direction of interior angle towards table center 45 degrees. The cavity is internally provided with a lifting slide block 10 and is in threaded transmission fit with a lifting screw rod 9. The vertical appearance of the lifting slide block 10 is provided with a plurality of small vertical straight ribs which are in sliding fit with the inner wall of the table leg outer upright post 3, and the function of the lifting slide block is to be controlled and guided in the table leg, only allow the lifting slide block to slide up and down in the wall and not allow the lifting slide block to rotate or move. The lifting slide block is provided with a longitudinal threaded column, the threaded column is in threaded transmission connection with the lifting screw rod, and the purpose is to enable the lifting slide block to do up-and-down lifting motion through the transmission of the lifting screw rod and the lifting screw rod when the lifting screw rod rotates. The lifting slide block 10 is provided with a connecting arm arranged on the outer wall of the outer column of the table leg, a small platform which faces upwards is arranged on the connecting arm and is used for connecting the table corner connecting piece 7 of the middle layer frame, and the middle layer frame 4 is placed on the four connecting arms of the four lifting slide blocks and is fastened to form a whole body, so that the linkage in use is convenient. The upper end of the table leg outer column 3 is provided with a locking sheet 16 which is used for locking the shape and position of the open slot of the outer column and preventing the deformation caused by the stress of the open slot. The middle-layer stand 4 is provided with an angle connecting piece 7 which is convenient to be placed on the lifting slide block 10 and can be quickly connected and fastened with the lifting slide block, and the middle-layer stand can be processed into a fence shape and also can be made into a plate shape. The lifting driving and transmission mechanism of the middle stage stand 4 is arranged in the table bottom plate 5 and the table leg outer upright post 3. In the lifting system of the middle stage stand 4, a driving motor 11 receives a lifting control instruction and then drives a transmission shaft rod 12 to rotate and transmit the lifting control instruction through a transmission gear in a gear box 8, a transition bevel gear on a lifting screw rod 9, another transmission gear (a gear set in the gear box is not shown) and a transmission shaft rod 13 are synchronously driven to rotate and transmit the rotation to the lifting screw rod 9 in the table foot outer stand column, the adjacent lines of the lifting screw rods 9 in the four sets of table feet are synchronously and oppositely turned, and the lifting slide blocks matched with the lifting screw rods can be ensured to synchronously move up and down on the table foot outer stand column 3 by adjusting the thread turning directions of the lifting screw rods in the four sets of table feet during production, so that the middle stage stand 4 on which is placed and fastened on the lifting slide block 10 can stably lift up and down. The four sets of table legs of the table are completely consistent in structure, and the mechanical transmission modes of the four sets of table legs are the same, so that the four sets of table legs are not described in detail.

Example II,

The difference from the embodiment is that, as shown in fig. 7, the lifting slider 10 is arranged in a structure parallel to the outer edge of the table, and we can implement by changing the position of the connecting arm on the lifting slider 10 and adjusting the geometric shapes of the open slot corresponding to the outer column 3 of the table leg and the corner connecting piece 7 of the middle shelf corner 4, and the working principle is the same as the embodiment, and will not be described again here.

What has been described above are only some of the embodiments of the present invention. For those skilled in the art, without departing from the present invention, a plurality of modifications and improvements can be made without departing from the inventive concept.

Claims

1. The utility model provides a lift structure of electric heating table middle level pallet, includes desktop, table foot, middle level pallet and desk bottom plate, and its table foot comprises inner column and outer stand, the upper portion and the desktop board of table foot inner column are connected, the bottom and the table bottom plate of table foot outer column are connected, and the middle level pallet sets up on the table foot outer column between table and desk bottom plate, its characterized in that: the table comprises a table leg, a table top plate, a table bottom plate, a table top plate, a table base plate, a middle layer stand and a lifting device, wherein the table leg is internally provided with the lifting device, the middle layer stand is arranged between the table top plate and the table bottom plate in a vertically sliding mode, the lifting device comprises a lifting motor, a transmission shaft rod, a gear box, a lifting screw rod, a lifting slide block and the table leg, the middle layer stand drives the lifting slide block to vertically move along the table leg through the rotation of the lifting screw rod on a lifting device driving system, and therefore the middle layer stand which is placed and fixedly connected to the lifting slide block vertically slides along the table leg, and the middle layer stand can electrically lift up and down.

2. An elevating structure of a middle stage of an electric heating table as set forth in claim 1, wherein: the lifting slide block is made of injection molding or aluminum profile, a cavity meeting sliding fit is arranged at the inner corner of the outer stand column of the table leg, a vertical guide convex strip is arranged at the contact surface, a longitudinal threaded column is arranged at the center, and the threaded column is in threaded transmission connection with the lifting screw rod.

3. A lifting structure of a layer stand in an electric heating table as claimed in claim 1, wherein: the lifting slide block is provided with an outward connecting arm fixed with the middle layer stand, and the lifting slide block is fastened and locked with the middle layer stand through the bearing of the connecting arm.

4. A lifting structure of a layer stand in an electric heating table as claimed in claim 1, wherein: the upper end of the table leg outer column is provided with a locking sheet which is used for locking the end surface position of the shape of the open slot of the table leg outer column cavity, so that the deformation caused by the stress of the open slot is prevented.