CN219396611U

CN219396611U - Electric lifting tea table

Info

Publication number: CN219396611U
Application number: CN202223472551.7U
Authority: CN
Inventors: 方海彬
Original assignee: Foshan Xiduoduo Intelligent Technology Co ltd
Current assignee: Foshan Xiduoduo Intelligent Technology Co ltd
Priority date: 2022-12-23
Filing date: 2022-12-23
Publication date: 2023-07-25
Anticipated expiration: 2032-12-23

Abstract

The utility model provides an electric lifting tea table, which comprises a tea table main body, a lifting cabin and a tea tray lifting device, wherein the tea tray lifting device is driven by gears to move up and down by a vertical shear fork lifting mechanism, and the defects of poor durability, short stroke and small thrust are avoided on the premise of keeping stable lifting of the tea tray; meanwhile, through the structure below the tea tray, the space reserved for lifting of the tea tray is reduced, so that the lifting and descending heights of the tea tray are increased, corresponding use requirements are met, and overall applicability is improved.

Description

Electric lifting tea table

Technical Field

The utility model belongs to the technical field of furniture, and particularly relates to an electric lifting tea table.

Background

In the design of traditional tea table, tea set often place on the tea table desktop always, occupy the space of desktop most, be unfavorable for other use in the scene to make things convenient for the placing of daily article to derive novel furniture-lift tea table.

At present, the existing electric lifting tea table on the market is generally characterized in that a scissor fork mechanism is arranged at the bottom of a tea tray, and the angle of the scissor fork mechanism is controlled by utilizing a cylinder, an oil cylinder or an electric push rod and other structures, so that the opening angle of two arms is controlled, the height of the tea tray is controlled, and specific and structural reference can be made to Chinese patent literature with an authorized publication number of CN 201520264880.3. However, the above structure has the following problems: 1. when the oil cylinder moves to the end of the stroke, the oil cylinder has larger kinetic energy, and if the oil cylinder does not perform deceleration treatment, noise and impact can be generated; 2. the cylinder is easy to generate plastic deformation, and leakage is caused in the subsequent use; 3. most of the electric push rods are driven by small direct current motors, and the electric push rods often have the defects of short stroke and small thrust. Moreover, the structure occupies the space under the tea tray, the lifting height is limited greatly in actual use, and the use experience of the lifting tea table is reduced.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides the electric lifting tea table which is strong in durability, stable in lifting and high in structural applicability.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides an electric lifting tea table, includes tea table main part, sets up the lift cabin in tea table main part and sets up the tea tray elevating gear in the lift cabin, tea tray elevating gear is including being used for the support body of being connected with tea table main part, setting up elevating system in tea tray elevating gear and the tea tray of setting in elevating system top, elevating system includes the drive structure that the fork subassembly and the drive fork subassembly top of bearing tea tray rise or descend, the fork subassembly includes at least a set of initiative bracing piece and the driven bracing piece that are X form hinged connection, the one end of initiative bracing piece articulates on the support body, the drive structure includes with initiative bracing piece fixed connection's rocker, connect at the arc pendulum tooth of rocker tip, with arc pendulum tooth meshing drive gear, drive transmission gear pivoted drive shaft and drive shaft pivoted driving motor.

In the utility model, the driven support rod comprises a front rod, a rear rod and a connecting piece for connecting the front rod and the rear rod, the driving support rod is positioned between the front rod and the rear rod, and the driving support rod is provided with a connecting hole for connecting and passing through and sliding relatively.

In the utility model, the lifting mechanism further comprises a frame body guide groove arranged on the frame body, a frame body sliding block arranged in the frame body guide groove, a tea tray guide groove arranged on the tea tray and a tea tray sliding block arranged in the tea tray guide groove, wherein the frame body sliding block is hinged with one end of a driven supporting rod, and the other end of the driven supporting rod is hinged with the tea tray; the tea tray sliding block is hinged with one end of the driving supporting rod.

In the utility model, the lifting mechanism further comprises a limiting device, wherein the limiting device comprises a pair of contact switches, a trigger arm and a short shaft, the pair of contact switches are in linkage with the driving motor, the trigger arm triggers the contact switches, the short shaft drives the trigger arm to rotate, the short shaft is in linkage with the driving support rod, and the contact switches are arranged on two sides of the swing of the trigger arm.

In the utility model, the trigger arm is provided with a pair of length-adjustable adjusting rods in the swinging direction.

In the utility model, the frame body further comprises a connecting sleeve connected with the driving shaft, and the connecting sleeve comprises a first positioning frame for positioning the transmission gear, a second positioning frame for positioning the driving support rod and a mounting frame for mounting the driving motor.

The beneficial effects of the utility model are as follows: the utility model provides an electric lifting tea table of a vertical shear fork lifting mechanism driven by gears, which can avoid the defects of poor durability, short stroke and small thrust on the premise of keeping stable lifting of a tea tray; meanwhile, through the structure below the tea tray, the space reserved for lifting of the tea tray is reduced, so that the lifting and descending heights of the tea tray are increased, corresponding use requirements are met, and overall applicability is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a perspective view of the present embodiment;

FIG. 2 is an internal structural view of the portion B of FIG. 1;

FIG. 3 is a schematic top view of the lift mechanism;

FIG. 4 is a partial detail view of section C of FIG. 3;

FIG. 5 is a cross-sectional view of the structure in the direction A-A of FIG. 3;

fig. 6 is a cross-sectional view of the lifting mechanism in the descending state of the tea tray;

FIG. 7 is a schematic diagram of a limiting device.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model. 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.

As shown in fig. 1-7, the embodiment discloses an electric lifting tea table, which comprises a tea table main body 1, a lifting cabin 2 arranged in the tea table main body 1 and a tea tray lifting device 3 arranged in the lifting cabin 2, wherein the lifting cabin 2 can be a conventional lifting cabin 2 structure in the background art, and the details are not described herein. The tea tray lifting device 3 comprises a frame 4 connected with the tea tray lifting device 3, a lifting mechanism 5 arranged in the tea tray lifting device 3 and a tea tray 6 arranged at the top of the lifting mechanism 5, the lifting mechanism 5 comprises a scissor assembly 51 for supporting the tea tray 6 and a driving structure 52 for driving the scissor assembly 51 to ascend or descend, the scissor assembly 51 comprises two groups of driving support rods 511 and driven support rods 512 which are connected in an X-shaped hinged mode, the two groups of driving support rods 511 and the driven support rods 512 are symmetrical to each other and are respectively positioned on two sides of the inside of the frame 4, one end of the driving support rods 511 is hinged to the frame 4, the driving structure 52 comprises a rocker 521 fixedly connected with the driving support rods 511, an arc-shaped swinging tooth 522 meshed with the arc-shaped swinging tooth 522, a driving shaft 524 for driving the driving gear 523 and a driving motor 525 for driving the driving shaft 524 to rotate, the rocker 521, the swinging tooth and the driving gear 523 are arranged at two ends of the driving shaft 524 in a mutually symmetrical mode and are positioned at two sides of the inside the frame 4, and the symmetrical installation of the driving gear 523 ensures that the two sides of the driving support rods are symmetrically arranged on the driving gear 523 and ensure the same lifting speed of the tea tray 6.

As a preferred embodiment, the driven support bar 512 includes a front bar 5121, a rear bar 5122, and a connection member 5123 connecting the front bar 5121 and the rear bar 5122, the driving support bar 511 is disposed between the front bar 5121 and the rear bar 5122, the driving support bar 511 is provided with a connection hole 5111 through which connection is passed and which slides relatively, and the connection member 5123 passes through the connection hole 5111 to maintain the relative rotation between the driving support bar 511 and the driven support bar 512.

As a preferred embodiment, the lifting mechanism 5 further includes a frame guide slot 41 provided on the frame 4, a frame slider 42 provided in the frame guide slot 41, a tea tray guide slot 61 provided on the tea tray 6, and a tea tray slider 62 provided in the tea tray guide slot 61, wherein the frame slider 42 is hinged to one end of the driven support bar 512, and the other end of the driven support bar 512 is hinged to the tea tray 6; the tea tray slider 62 is hinged with one end of the active support bar 511.

An electric lifting tea table has the working principle that: after the driving motor 525 is started, the driving shaft 524 is driven to rotate, the coaxially installed transmission gear 523 realizes synchronous rotation, the transmission gear 523 is meshed with the arc-shaped swing teeth 522, when the driving motor 525 rotates positively, the transmission gear 523 drives the arc-shaped swing teeth 522 to swing upwards, the driving support rod 511 slowly rotates by taking a hinge point of the driving support rod 511 and the driven support rod 512 as an axis, the driven support rod 512 vertically ascends under the common constraint of a sliding pair and a hinge pair and reversely rotates by taking the hinge point as an axis and at the same angular rate as the driving support rod 511, and the upper end of the driving support rod 511 and the upper end of the driven support rod 512 synchronously and stably ascend to realize the stable ascent of the tea tray 6; when the driving motor 525 rotates reversely, the movement direction of each component is opposite to the movement direction when the driving motor 525 rotates forwardly, so that the tea tray 6 descends stably.

As a preferred embodiment, the lifting mechanism 5 further includes a limiting device 53, where the limiting device 53 includes a pair of contact switches 531, a trigger arm 532 that triggers the contact switches 531, and a short shaft 533 that drives the trigger arm 532 to rotate, where the contact switches 531 are installed on two sides of the swing of the trigger arm 532, and the trigger arm 532 is provided with a pair of adjustable-length adjusting rods 534 in the swing direction, and the short shaft 533 is installed at a joint hinge of the active support rod 511 and the frame 4, and is in linkage with the active support rod 511.

When the tea tray 6 rises or falls to a certain height, namely the driving support rod 511 rotates to a certain angle, the linked short shaft 533 drives the trigger arm 532 to rotate, the contact switch 531 is touched by the adjusting rod 534 on the trigger arm 532, and the contact switch 531 controls the driving motor 525 to stop running through an electric signal, so that the tea tray 6 is stopped at a certain height; the limit height of the rising or falling of the tea tray 6 can be adjusted by adjusting the length of the adjusting rods 534 extending from the two ends of the trigger arm 532, so that an electric lifting tea table is adapted to different height requirements.

As a preferred embodiment, the frame body 4 further includes a connection sleeve 43 connected to the driving shaft 524, the connection sleeve 43 includes a first positioning frame 431 for positioning the driving gear 523, a second positioning frame 432 for positioning the driving support rod 511, and a mounting frame 433 for mounting the driving motor 525, where the first positioning frame and the second positioning frame are respectively configured to prevent the driving gear and the driving support rod from dislocation during operation, and the mounting frame is configured to enable the driving motor to be positioned and mounted better, so as to avoid the misalignment caused by assembly.

The foregoing is only a preferred embodiment of the present utility model, and all technical solutions for achieving the object of the present utility model by substantially the same means are included in the scope of the present utility model.

Claims

1. The utility model provides an electronic lift tea table, includes tea table main part (1), sets up lift cabin (2) and tea tray elevating gear (3) of setting in lift cabin (2) in tea table main part (1), tea tray elevating gear (3) are including being used for with tea table main part (1) be connected support body (4), set up elevating system (5) and tea tray (6) of setting at elevating system (5) top in tea tray elevating gear (3), its characterized in that: the lifting mechanism (5) comprises a shearing fork assembly (51) for supporting a tea tray (6) and a driving structure (52) for driving the top of the shearing fork assembly (51) to ascend or descend, the shearing fork assembly (51) comprises at least one group of driving support rods (511) and driven support rods (512) which are connected in an X-shaped hinged mode, one end of each driving support rod (511) is hinged to a frame body (4), and the driving structure (52) comprises a rocker (521) fixedly connected with the driving support rods (511), an arc-shaped swing tooth (522) connected to the end portion of the rocker (521), a transmission gear (523) meshed with the arc-shaped swing tooth (522), a driving shaft (524) for driving the transmission gear (523) to rotate and a driving motor (525) for driving the driving shaft (524) to rotate.

2. An electric lifting tea table as claimed in claim 1, wherein: the driven support rod (512) comprises a front rod (5121), a rear rod (5122), a connecting piece (5123) for connecting the front rod (5121) with the rear rod (5122), the driving support rod (511) is located between the front rod (5121) and the rear rod (5122), and a connecting hole (5111) for connecting and passing through and sliding relatively is formed in the driving support rod (511).

3. An electric lifting tea table as claimed in claim 1, wherein: the lifting mechanism (5) further comprises a frame body guide groove (41) arranged on the frame body (4), a frame body sliding block (42) arranged in the frame body guide groove (41), a tea tray guide groove (61) arranged on the tea tray (6) and a tea tray sliding block (62) arranged in the tea tray guide groove (61), wherein the frame body (4) sliding block is hinged with one end of a driven supporting rod (512), and the other end of the driven supporting rod (512) is hinged with the tea tray (6); the tea tray sliding block (62) is hinged with one end of the driving supporting rod (511).

4. An electric lifting tea table as claimed in claim 1, wherein: the lifting mechanism (5) further comprises a limiting device (53), the limiting device (53) comprises a pair of contact switches (531) which are linked with the driving motor (525), a trigger arm (532) which triggers the contact switches (531) and a short shaft (533) which drives the trigger arm (532) to rotate, the short shaft (533) is linked with the driving support rod (511), and the contact switches (531) are arranged on two sides of the swing of the trigger arm (532).

5. An electric lift tea table as claimed in claim 4 wherein: the trigger arm (532) is provided with a pair of length-adjustable adjusting rods (534) in the swinging direction.

6. An electric lifting tea table as claimed in claim 1, wherein: the frame body (4) further comprises a connecting sleeve (43) connected with the driving shaft (524), and the connecting sleeve (43) comprises a first locating frame (431) for locating the transmission gear (523), a second locating frame (432) for locating the driving supporting rod (511) and a mounting frame (433) for mounting the driving motor (525).