CN209732950U - Multifunctional lifting combined table - Google Patents

Abstract

the utility model discloses a multi-functional lift combination table, include: lifting the mahjong table, the tea table and the cover plate; the lifting mahjong table and the tea table are spliced, and the cover plate is buckled on a combined table top formed by the lifting mahjong table and the tea table; the utility model discloses not only can make the height of mahjong table adjust the use as required, but also can make tea table and mahjong table use in combination, make up into the great tea table of size with the tea table and use and accomplish that a thing is multi-purpose, strengthened the practicality of tea table and mahjong table, made things convenient for people's life.

Description

multifunctional lifting combined table

Technical Field

the utility model relates to a modular furniture technical field, more specifically the utility model relates to a multi-functional lift combination table that says so.

Background

At present, a plurality of families or apartment buildings have smaller space, and tea tables with smaller body sizes are taken as common articles at home and are deeply favored by people; in addition, the mahjong table is used as an entertainment device and is in a household, because the space of a plurality of household houses is limited, the mahjong table occupies a large space when not used, and because the mahjong machine and the tea table are different in height, the mahjong table and the tea table cannot be combined into a whole for use.

Therefore, the problem that needs to be solved by those skilled in the art is how to provide a multifunctional lifting combination table combined by a mahjong table and a tea table.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a multi-functional lift combination table not only can make the height of mahjong table adjust the use as required, but also can make tea table and mahjong table combined use, makes up into the great tea table of size with the tea table and uses and accomplish a thing multi-purpose, has strengthened the practicality of tea table and mahjong table.

in order to achieve the above purpose, the utility model adopts the following technical scheme:

A multi-functional lifting combination table, comprising: lifting the mahjong table, the tea table and the cover plate; the multifunctional combined table is characterized in that the lifting mahjong table and the tea table are spliced, the cover plate is buckled on a combined table top formed by the lifting mahjong table and the tea table, and when the cover plate is buckled on the combined table top, the whole multifunctional combined table is used as a tea table with a larger size; when the cover plate is detached from the combined table board, the lifting mahjong table and the tea table board are exposed, and the lifting mahjong table and the tea table can be detached and used independently.

The lifting mahjong table comprises an automatic mahjong table core, an electrical box, a core surrounding frame, a pressing frame strip and an electric lifting device; the automatic mahjong table core is arranged in the core enclosing frame, and the top of a gap between the automatic mahjong table core and the core enclosing frame is provided with the press frame strip; the electric appliance box connected with the bottom of the automatic mahjong table movement is arranged at the top of the electric lifting device

The electric lifting device comprises: the lifting platform, the lifting arm and the controller; the lifting arm is hinged to the lifting platform, and the controller is mounted on the lifting arm;

The lifting platform comprises a support column, an upper cross beam frame, a lower cross beam frame, a worm and a driving motor; the automatic mahjong table comprises an upper cross beam frame, a lower cross beam frame, four supporting columns and an electrical box, wherein the upper cross beam frame and the lower cross beam frame are arranged in parallel, the upper cross beam frame and the lower cross beam frame are respectively and fixedly connected with the four uniformly distributed supporting columns, the tops of the supporting columns are provided with fixing clamping grooves for fixing the electrical box at the bottom of the automatic mahjong table, and the electrical box is fixed in the fixing clamping grooves; the worm is fixed between the upper beam frame and the center of the lower beam frame; the driving motor is fixed between the upper cross beam frame and the lower cross beam frame and is electrically connected with the controller;

the lifting arm comprises a balance rod, a lifting rod, a stand and a sector worm gear; one end of the balancing rod is hinged with the top end of the stand, the other end of the balancing rod is connected with a U-shaped fork frame, and the balancing rod is hinged with two adjacent support columns through positioning pins arranged on two sides of the U-shaped fork frame; one end of the lifting rod is hinged to the bottom end of the stand, the other end of the lifting rod is fixedly connected with the circle center of the fan-shaped worm wheel, the lifting rod is hinged to two adjacent supporting columns through positioning pins arranged on two sides of the circle center of the fan-shaped worm wheel, and the fan-shaped worm wheel is meshed with the worm, so that a planar four-bar mechanism is formed among the balancing rod, the lifting rod, the stand and the supporting columns.

Preferably, in the multifunctional lifting combination table, the number of the lifting arms is 4, the lifting arms are hinged to four side faces of the lifting platform respectively, each lifting arm is located between two adjacent supporting columns, and the height of the lifting platform is adjusted by adjusting the inclination degree between each lifting arm and the ground.

Preferably, in the above multifunctional lifting combination table, the upper cross beam frame and the lower cross beam frame are respectively formed by cross welding two cross beams with equal length, and two ends of each cross beam are respectively fixedly connected with the supporting columns.

preferably, in the multifunctional lifting combination table, two ends of the worm are respectively fixed to the upper cross beam frame and the lower cross beam frame through bearings, so that the worm can rotate under the driving of the driving motor.

Preferably, in the multifunctional lifting combination table, the top end of the worm extends out of the upper cross beam frame and is provided with a worm chain wheel, the power output shaft of the driving motor extends out of the upper cross beam frame and is provided with a motor chain wheel, and the worm chain wheel is in transmission connection with the motor chain wheel through a chain.

Preferably, in the above multifunctional lifting combination table, one of the four support columns is provided with a low-position limit switch at the bottom, the low-position limit switch is electrically connected with the controller, when the lifting platform is lowered to the lowest position, a contact of the low-position limit switch is in contact with the ground, the low-position limit switch is triggered, a signal is sent to the controller, and the controller controls the driving motor to stop rotating.

Preferably, in the above multifunctional lifting combination table, a high-position limit switch is installed at one end of the balance rod connected with the U-shaped fork, a contact of the high-position limit switch extends into the U-shaped fork inner frame, a planar four-bar mechanism is formed among the balance rod, the lifting rod, the stand bar and the support column to deform during adjustment, when the lifting platform is lifted to the highest position, the sector worm gear extends into the U-shaped fork inner frame to contact with the contact of the high-position limit switch, the high-position limit switch is triggered, a signal is sent to the controller, and the controller controls the driving motor to stop rotating.

Preferably, in the multifunctional lifting combination table, the driving motor is fixed on the upper cross frame through a bracket.

Preferably, in the above multifunctional lifting combination table, two torsion springs are mounted on the positioning pins disposed on two sides of the circle center of the sector worm wheel, and the supporting column is provided with a limiting column matching with the two torsion springs, and the pressure of the sector worm wheel borne by the worm is much greater than the gravity of the lifted object, so that the double torsion springs are disposed at the circle center of each sector worm wheel to counter the pressure of the worm wheel acting on the worm, thereby reducing the load when the driving motor rotates.

preferably, in the multifunctional lifting combined table, two tea tables are arranged, the two tea tables can be spliced with the lifting mahjong table to form a combined table with a rectangular combined table top, and support legs are arranged at the bottom of each tea table.

Preferably, in the above multifunctional lifting combination table, the multifunctional lifting combination table further comprises a remote controller, and the controller is provided with a remote control receiving module, so that a user can send an instruction to the remote control receiving module through the remote controller, thereby controlling the driving motor to rotate and further controlling the lifting platform to lift.

Preferably, in the multifunctional lifting combination table, the controller is electrically connected to a control panel, and the control panel is provided with a lifting key, a lowering key and a stopping key; when the lifting platform is manually controlled to work, the lifting key or the descending key needs to be pressed for more than three seconds, the driving motor starts to rotate, and the lifting platform can be stopped along with pressing of the stop key.

According to the technical scheme, compared with the prior art, the utility model discloses a multifunctional lifting combined table, which has multiple functions and enhances the practicability of the tea table and the mahjong table; when the cover plate is buckled on the combined table top, the tea table and the lifting mahjong table can form a tea table with a larger size for use; when the cover plate is detached from the combined table top, the table tops of the lifting mahjong table and the tea table are exposed, the lifting mahjong table and the tea table can be used independently, and the height of the lifting mahjong table can be adjusted through the electric lifting device arranged at the bottom of the lifting mahjong table, so that the use by people is facilitated; when the whole multifunctional lifting combined table needs to be disassembled, the tea table and the lifting mahjong table can be disassembled and then used independently; the tea table is characterized in that a support leg is arranged at the bottom of the tea table and is in contact with the ground to support the tea table.

the driving motor is through singlechip circuit drive in the control area, realizes the lift and the decline of elevating platform through positive and negative commentaries on classics, and the motor rotates and drives the worm through motor sprocket, chain and worm sprocket and rotates, because the worm is in the engaged state with fan-shaped worm wheel, so fan-shaped worm wheel can rotate about its centre of a circle from top to bottom, and worm wheel and lifter use the locating pin that worm wheel centre of a circle department set up to constitute lever structure as the fixed point, so the lifing arm also can the luffing motion, realized when the luffing motion of four sides lifing arm simultaneously promptly the utility model discloses an it rises and descends.

The lifting rod is hinged with the stand, the position of the lifting rod relative to the ground constantly changes when the lifting rod rotates, so that a universal brake wheel is arranged under each stand, a balance rod parallel to the lifting rod is arranged on each stand for preventing the stand from inclining when the stand moves, the lifting rod, the balance rod, the stand and the support column can form a parallelogram, the lifting rod can swing up and down, and the stand is vertical and vertical to the ground all the time.

When the device is used, a lifting key on a remote control or manual switch is pressed for three seconds, the device starts to lift, a worm wheel touches a high-position limit switch on a U-shaped fork frame in the lifting process, and a controller receives a signal of the high-position limit switch to control a driving motor to stop rotating, which is called as a highest point of the device at this time. When the descending key is pressed for three seconds, the equipment begins to descend, and when the contact of the supported low-position limit switch meets the ground in the descending process of the equipment, a signal is sent to the controller, and the controller controls the driving motor to stop rotating, which is called the equipment reaching the low point. The equipment can be stopped by the stop key at any time in the ascending and descending processes of the equipment, and the equipment is stopped at a certain ideal height. The purpose of the U-shaped yoke on the balance bar is to prevent the vertical swinging of the stand bar and the lifting bar, and the U-shaped yoke can leave enough space for the sector worm wheel when the equipment is lifted to a high point. The double torsion springs are arranged on the locating pins arranged on two sides of the circle center of each sector worm wheel, the limiting columns matched with the double torsion springs are arranged on the supporting columns, the pressure of the sector worm wheel borne by the worm is far greater than the gravity of an object to be lifted, and therefore the double torsion springs are arranged on the circle center of each sector worm wheel to counterbalance the pressure of the worm wheel acting on the worm, and therefore the load of the driving motor during rotation is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an exploded view of the structure of the present invention;

FIG. 2 is a schematic view of the combination of the present invention;

FIG. 3 is a schematic view of the elevating mahjong table;

FIG. 4 is a cross-sectional view of the cover plate;

FIG. 5 is a schematic structural view of a tea table;

FIG. 6 is an assembly view of the core, core enclosure frame and press frame strip of the automatic mahjong table;

FIG. 7 is a schematic view of a press frame strip;

FIG. 8 is a schematic structural view of the electric lifting device in a state of being raised to the highest position;

FIG. 9 is a schematic structural view of the electric lifting device in a lowest state;

FIG. 10 is a schematic view of the construction of the lift arm of the motorized lift device;

FIG. 11 is a schematic view of a lifting table of the electric lifting device;

FIG. 12 is an assembly view of a drive motor and worm of the electric lift;

Fig. 13 is a schematic diagram of the circuit control of the electric lifting device.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The embodiment of the utility model discloses multi-functional lift combination table not only can make the height of mahjong table adjust the use as required, but also can make tea table and mahjong table combined use, makes up into the great tea table of size with the tea table and uses and accomplish a thing multi-purpose, has strengthened the practicality of tea table and mahjong table.

With reference to the accompanying drawings 1-13, the utility model discloses a multifunctional lifting combined table, which comprises: a lifting mahjong table 31, a tea table 32 and a cover plate 34; the lifting mahjong table 31 and the tea table 32 are spliced, the cover plate 34 is buckled on a combined table top formed by the lifting mahjong table 31 and the tea table 32, and when the cover plate 34 is buckled on the combined table top, the whole multifunctional combined table is used as a tea table with a larger size; when the cover plate 34 is detached from the combined table, the table surfaces of the lifting mahjong table 31 and the tea table 32 are exposed, and the lifting mahjong table 31 and the tea table 32 can be detached for use independently.

The lifting mahjong table 31 comprises an automatic mahjong table core 36, an electrical box 35, a core surrounding frame 37, a frame pressing strip 38 and an electric lifting device 39; wherein the movement 36 of the automatic mahjong table is arranged in the movement enclosure frame 37, and the top of the gap between the movement 36 of the automatic mahjong table and the movement enclosure frame 37 is provided with a press frame strip 38; the electrical box 35 connected with the bottom of the automatic mahjong table core 36 is arranged on the top of the electric lifting device 39.

Electric lifting device includes: the lifting platform 1, the lifting arm 2 and the controller; wherein the lifting arm 2 is hinged on the lifting platform 1, and the controller is arranged on the lifting arm 2;

The lifting platform 1 comprises a support column 11, an upper beam frame 12, a lower beam frame 13, a worm 14 and a driving motor 15; the automatic mahjong table comprises an upper cross beam frame 12, a lower cross beam frame 13, four uniformly distributed support columns 11, a fixing clamping groove 40 and an electrical box 35, wherein the upper cross beam frame 12 and the lower cross beam frame 13 are arranged in parallel, the upper cross beam frame 12 and the lower cross beam frame 13 are respectively and fixedly connected with the four uniformly distributed support columns 11, the top of each support column 11 is provided with the fixing clamping groove 40 for fixing the electrical box 35 at the bottom of an automatic mahjong table core 36, and the electrical box 35 connected; the worm 14 is fixed between the centers of the upper cross beam frame 12 and the lower cross beam frame 13; the driving motor 15 is fixed between the upper cross beam frame 12 and the lower cross beam frame 13, and the driving motor 15 is electrically connected with the controller;

the lifting arm 2 comprises a balance rod 21, a lifting rod 22, a stand 23 and a sector worm wheel 24; one end of the balancing rod 21 is hinged with the top ends of the stand legs 23, the other end of the balancing rod is connected with a U-shaped fork frame 25, and the balancing rod is hinged with two adjacent supporting columns 11 through positioning pins arranged on two sides of the U-shaped fork frame 25; one end of the lifting rod 22 is hinged with the bottom end of the vertical foot 23, the other end of the lifting rod is fixedly connected with the circle center of the sector worm wheel 24, the lifting rod is hinged with two adjacent supporting columns 11 through positioning pins arranged on two sides of the circle center of the sector worm wheel 24, and the sector worm wheel 24 is meshed with the worm 14, so that a plane four-bar mechanism is formed among the lifting rod 21, the lifting rod 22, the vertical foot 23 and the supporting columns 11.

in order to further optimize above-mentioned technical scheme, lifting arm 2 is provided with 4 to articulate respectively on four sides of elevating platform 1, every lifting arm 2 all is located between two adjacent support columns 11, through adjusting the degree of inclination between four lifting arm 2 and the ground, and then adjusts the height of elevating platform 1.

In order to further optimize the technical scheme, the upper beam frame 12 and the lower beam frame 13 are respectively formed by cross welding two beams with equal length, and two ends of each beam are respectively fixedly connected with the supporting columns 11.

In order to further optimize the technical scheme, two ends of the worm 14 are respectively fixed on the upper cross beam frame 12 and the lower cross beam frame 13 through bearings, so that the worm 14 can rotate under the driving of the driving motor 15.

in order to further optimize the technical scheme, the top end of the worm 14 extends out of the upper cross beam frame 12 and is provided with a worm chain wheel 16, the power output shaft of the driving motor 15 extends out of the upper cross beam frame 12 and is provided with a motor chain wheel 17, and the worm chain wheel 16 is in transmission connection with the motor chain wheel 17 through a chain 18.

in order to further optimize the technical scheme, a low-position limit switch 19 is arranged at the bottom of one support column 11 of the four support columns 11, the low-position limit switch 19 is electrically connected with a controller, when the lifting platform 1 is lowered to the lowest position, a contact of the low-position limit switch 19 is contacted with the ground, the low-position limit switch 19 is triggered, a signal is sent to the controller, and the controller controls the driving motor 15 to stop rotating.

in order to further optimize the technical scheme, a high-position limit switch 20 is installed at one end of a balance rod 21 connected with a U-shaped fork frame 25, a contact of the high-position limit switch 20 extends into an inner frame of the U-shaped fork frame 25, a plane four-bar mechanism formed among the balance rod 21, a lifting rod 22, a stand 23 and a support column 11 deforms in the adjusting process, when the lifting platform 1 is lifted to the highest position, a sector worm wheel 24 extends into the inner frame of the U-shaped fork frame 25 and contacts with the contact of the high-position limit switch 20 to trigger the high-position limit switch 20, a signal is sent to a controller, and the controller controls the driving motor 15 to stop rotating.

In order to further optimize the above technical solution, the driving motor 15 is fixed on the upper beam frame 12 through a bracket.

In order to further optimize the technical scheme, double torsion springs 26 are mounted on positioning pins arranged on two sides of the circle center of the sector worm wheel 24, a limiting column 29 matched with the double torsion springs 26 is arranged on the supporting column 11, and the pressure of the sector worm wheel 24 borne by the worm 14 is far greater than the gravity of an object to be lifted, so that the double torsion springs 26 are arranged on the circle center of each sector worm wheel 24 to counterbalance the pressure of the sector worm wheel 24 on the worm 14, and the load of the driving motor 15 during rotation is reduced.

In order to further optimize the technical scheme, a universal joint brake wheel 28 is installed at the bottom end of the stand 23, so that the position of the lifting arm 2 relative to the ground can be changed conveniently, and the whole equipment can be moved and fixed conveniently.

In order to further optimize the technical scheme, two tea tables 32 are arranged, the two tea tables 32 can be combined with the lifting mahjong table 31 to form a combined table with a rectangular combined table top, and supporting legs are arranged at the bottom of each tea table 32.

In order to further optimize the technical scheme, the lifting platform further comprises a remote controller, a remote control receiving module is arranged in the controller, and a user can send an instruction to the remote control receiving module through the remote controller, so that the driving motor 15 is controlled to rotate, and the lifting platform 1 is controlled to lift.

in order to further optimize the above technical solution, the controller is electrically connected with a control panel 27, and the control panel 27 is provided with an up key, a down key and a stop key; when the lifting platform 1 is manually controlled to work, the lifting key or the descending key must be pressed for more than three seconds, the driving motor 15 starts to rotate, and the lifting platform can be stopped along with pressing of the stop key.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

the previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A multifunctional lifting combined table is characterized by comprising: lifting the mahjong table, the tea table and the cover plate; the lifting mahjong table and the tea table are spliced, and the cover plate is buckled on a combined table top formed by the lifting mahjong table and the tea table;

The lifting mahjong table comprises an automatic mahjong table core, an electrical box, a core surrounding frame, a pressing frame strip and an electric lifting device; the automatic mahjong table core is arranged in the core enclosing frame, and the top of a gap between the automatic mahjong table core and the core enclosing frame is provided with the press frame strip; the electric appliance box connected with the bottom of the automatic mahjong table movement is arranged at the top of the electric lifting device;

The electric lifting device comprises: the lifting platform, the lifting arm and the controller; the lifting arm is hinged to the lifting platform, and the controller is mounted on the lifting arm;

The lifting platform comprises a support column, an upper cross beam frame, a lower cross beam frame, a worm and a driving motor; the automatic mahjong table comprises an upper cross beam frame, a lower cross beam frame, four supporting columns and an electrical box, wherein the upper cross beam frame and the lower cross beam frame are arranged in parallel, the upper cross beam frame and the lower cross beam frame are respectively and fixedly connected with the four uniformly distributed supporting columns, the tops of the supporting columns are provided with fixing clamping grooves for fixing the electrical box at the bottom of the automatic mahjong table, and the electrical box is fixed in the fixing clamping grooves; the worm is fixed between the upper beam frame and the center of the lower beam frame; the driving motor is fixed between the upper cross beam frame and the lower cross beam frame and is electrically connected with the controller;

The lifting arm comprises a balance rod, a lifting rod, a stand and a sector worm gear; one end of the balancing rod is hinged with the top end of the stand, the other end of the balancing rod is connected with a U-shaped fork frame, and the balancing rod is hinged with two adjacent support columns through positioning pins arranged on two sides of the U-shaped fork frame; one end of the lifting rod is hinged to the bottom end of the stand, the other end of the lifting rod is fixedly connected with the circle center of the fan-shaped worm wheel, the lifting rod is hinged to two adjacent supporting columns through positioning pins arranged on two sides of the circle center of the fan-shaped worm wheel, and the fan-shaped worm wheel is meshed with the worm, so that a planar four-bar mechanism is formed among the balancing rod, the lifting rod, the stand and the supporting columns.

2. a multifunctional lifting combination table as claimed in claim 1, wherein there are 4 lifting arms hinged to four sides of the lifting platform, each arm being located between two adjacent support columns.

3. A multifunctional lifting combination table as claimed in claim 1, wherein the upper cross beam frame and the lower cross beam frame are respectively formed by cross welding two cross beams with equal length, and both ends of the cross beams are respectively fixedly connected with the supporting columns.

4. A multifunctional lifting combination table as claimed in claim 3, wherein the two ends of the worm are respectively fixed to the upper cross-beam frame and the lower cross-beam frame by bearings.

5. A multifunctional lifting combination table as claimed in claim 1, wherein the top end of the worm extends out of the upper cross frame and is provided with a worm sprocket, the power output shaft of the driving motor extends out of the upper cross frame and is provided with a motor sprocket, and the worm sprocket and the motor sprocket are in chain transmission connection.

6. The multifunctional lifting combination table as claimed in claim 1, wherein a lower limit switch is disposed at the bottom of one of the four support columns, and the lower limit switch is electrically connected to the controller.

7. A multifunctional lifting combination table as claimed in claim 1, wherein the balancing bar is provided with a high limit switch at one end connected with the U-shaped fork, and the contact of the high limit switch extends into the inner frame of the U-shaped fork.

8. A multi-function lift combination as recited in claim 1, wherein said drive motor is attached to said upper beam by a bracket.

9. The multifunctional lifting combination table as claimed in claim 1, wherein a double torsion spring is mounted on the positioning pins disposed at both sides of the center of the sector worm gear, and a position-limiting post is disposed on the supporting post and matches with the double torsion spring.

10. A multifunctional lifting combination table as claimed in claim 1, wherein there are two tea tables, and the two tea tables can be combined with the lifting mahjong table to form a combination table with a rectangular combined table top, and the bottom of the tea table is provided with support legs.