CN211657620U - Automatic lifting office table - Google Patents

Abstract

The utility model discloses an automatic lift desk, including the desktop subassembly, desktop subassembly bottom is connected with two telescopic lift sleeve pipe subassemblies at least, the desktop subassembly with be equipped with rotary driving mechanism between the lift sleeve pipe subassembly, the certain screwed pipe of fixedly connected with in the lift sleeve pipe subassembly, it is equipped with the removal subassembly that can reciprocate on the screwed pipe to decide, remove the subassembly with the scalable end lock of lift sleeve pipe subassembly, remove the subassembly through the transmission screwed pipe that can reciprocate with decide the screwed pipe spiro union, remove subassembly female connection has a lead screw, the lead screw with the rotary driving mechanism transmission is connected. The utility model discloses an electric control lead screw rotates, drives the removal of inside solenoid, realizes the steady automatic extension of sheathed tube and shortens, safe and reliable, convenient to use.

Description

Automatic lifting office table

Technical Field

The utility model belongs to the technical field of office equipment, especially, relate to an automatic lift desk.

Background

As a common office supply, the convenience of an office table directly influences the office efficiency, and a common table is usually formed by fixedly connecting a table top and table legs, wherein the length of the table legs is fixed, so that the height of the whole table top is fixed and not adjustable. Along with the difference of application environment, and different crowds ' application demand, the requirement to the desk highly diversified, degree of automation, comfortable degree is also higher and higher, in order to satisfy the user demand, height-adjustable's desk begins to be introduced in some office space, but this kind of height-adjustable's desk is mostly with the screw fixation, need artifical use tool to unscrew or unscrew the screw during the adjustment, dismouting just height-adjustable again, because the dismouting degree of difficulty is high, the process is complicated, and hard, and the height of adjustment all has great restriction at every turn, adjustable interval is less, cause the use inconvenience.

Accordingly, the inventors have sought to design a desk to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides an automatic lift desk rotates through the electric control lead screw, drives the removal of inside solenoid, realizes sheathed tube steady automatic extension and shortens, safe and reliable, convenient to use.

In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:

the utility model provides an automatic lift desk, includes the desktop subassembly, desktop subassembly bottom is connected with two telescopic lifting sleeve subassemblies at least, the desktop subassembly with be equipped with rotary driving mechanism between the lifting sleeve subassembly, the certain screwed pipe of fixedly connected with in the lifting sleeve subassembly, be equipped with the removal subassembly that can reciprocate on the screwed pipe, remove the subassembly with the scalable end lock of lifting sleeve subassembly, remove the subassembly through the transmission screwed pipe that can reciprocate with decide the screwed pipe spiro union, remove subassembly female connection has a lead screw, the lead screw with the rotary driving mechanism transmission is connected.

Furthermore, the moving assembly comprises a nut and a threaded sleeve, the nut is sleeved on the screw rod and is in threaded connection with the screw rod, and the threaded sleeve is fixedly sleeved on the nut and extends downwards.

Furthermore, decide the screwed pipe be located the swivel nut below, decide the swivel nut and the swivel nut overcoat is equipped with a connecting tube, connecting tube one end with swivel nut fixed connection, the connecting tube other end with the scalable end lock of lift sleeve subassembly.

Furthermore, the transmission solenoid is positioned in the threaded sleeve and the fixed solenoid, one end of the transmission solenoid is in threaded connection with the threaded sleeve in a rotating mode, and the other end of the transmission solenoid is in threaded connection with the fixed solenoid.

Furthermore, the screw rod extends into the transmission screw pipe, a guide block is fixed at the tail end of the screw rod, and the guide block is matched with the inner wall of the transmission screw rod.

Furthermore, the lifting sleeve assembly comprises an inner sleeve, a middle sleeve and an outer sleeve which are sleeved together from inside to outside, the middle sleeve is connected with the outer sleeve and the inner sleeve in a sliding mode, and the inner sleeve is fixedly connected with the desktop assembly.

Further, the middle sleeve is connected with the moving assembly through a sleeve, and the inner sleeve is located between the middle sleeve and the moving assembly.

Furthermore, the bottom of the outer sleeve is fixedly connected with the fixed solenoid through a supporting seat.

Further, the rotary driving mechanism comprises a motor, and the motor is in transmission connection with the screw rod through a worm gear and a worm.

Compared with the prior art, the utility model discloses automatic lift desk drives removal subassembly and transmission solenoid through the lead screw and reciprocates, and then drives well sleeve pipe and interior sleeve pipe and remove, makes well sleeve pipe reach extreme position, and the sleeve pipe removes in the lead screw further drives, makes desk lift automated control, the utility model discloses a desk compact structure, safe and reliable, the lift process is stable, makes things convenient for consumer intelligent control, saves the lift time for various activities or official working.

Description of the drawings:

FIG. 1 is a perspective view of the automatic lifting table of the present invention;

FIG. 2 is a top view of the present invention with the desktop assembly removed;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a front view and a partial sectional view of the automatic lifting table of the present invention;

FIG. 5 is an enlarged view of the upper end of the lift sleeve assembly of the automatic lift table of the present invention in partial section;

fig. 6 is a partial cross-sectional enlarged view of the lower end of the lift sleeve assembly of the automatic lift table of the present invention.

Illustration of the drawings:

1. the table top assembly comprises a table top assembly, 11, a table top, 12, a bottom plate, 2, a lifting sleeve assembly, 21, an outer sleeve, 22, a middle sleeve, 23, an inner sleeve, 231, an extending part, 3, a supporting leg, 31, a supporting seat, 4, a rotary driving mechanism, 41, a motor, 42, a worm wheel, 5, a screw rod, 51, a guide block, 6, a moving assembly, 61, a screw cap, 62, a screw sleeve, 63, a connecting sleeve, 7, a kit, 8, a transmission screw tube, 9 and a fixed screw tube.

Detailed Description

The following embodiments of the present invention will be specifically explained with reference to the accompanying drawings, which are only used for reference and illustration, and do not limit the scope of the present invention.

Referring to fig. 1 to 6, an automatic lifting office table comprises a table top assembly 1, at least two telescopic lifting sleeve assemblies 2, supporting legs 3, a rotary driving mechanism 4, a moving assembly 6, a screw rod 5, a transmission screw tube 8 and a fixed screw tube 9, wherein two lifting sleeve assemblies 2, two supporting legs 3 and one table top assembly 1 are preferably selected in the embodiment, the upper ends of the two lifting sleeve assemblies 2 are connected with the table top assembly 1, and the bottoms of the two lifting sleeve assemblies 2 are respectively fixedly connected with the corresponding supporting legs 3.

Referring to fig. 4 to 6, when the lifting sleeve assembly 2 is in the shortest state, the lower end thereof is a retractable end, the upper end thereof is a limit end, the lifting sleeve assembly 2 includes three sleeves, i.e. an inner sleeve 23, a middle sleeve 22 and an outer sleeve 21, the inner sleeve 23, the middle sleeve 22 and the outer sleeve 21 are sleeved together from inside to outside, i.e. the middle sleeve 22 is sleeved outside the inner sleeve 23, the outer sleeve 21 is sleeved outside the middle sleeve 22, the middle sleeve 22 and the outer sleeve 21 are slidably connected through a slider and limited by a fixed block at the top of the outer sleeve 21, the inner sleeve 23 and the middle sleeve 22 are slidably connected through another slider and limited by the fixed block at the top of the middle sleeve 22, an extension 231 extends from the top of the inner sleeve 23 to the side, the extension 231 covers and is fixed at the bottom of the tabletop assembly 1 to form a cavity for accommodating, The screw rod 5, the transmission solenoid 8 and the fixed solenoid 9 are all located in the inner solenoid 23, the lower end of the middle sleeve 22 is fixedly connected with the moving assembly 6 through a sleeve 7, the inner sleeve 23 is located between the middle sleeve 22 and the moving assembly 6, when the moving assembly 6 drives the middle sleeve 22 to move, the inner sleeve 23 also moves along with the middle sleeve 22, and the outer sleeve 21 is fixed on the corresponding supporting leg 3.

Referring to fig. 4 to 6, a supporting seat 31 is fixed at the bottom of the inner side of the outer sleeve 21, a fixed screw tube 9 is fixed on the supporting seat 31 by a buckle, a movable assembly 6 capable of moving up and down is located on the fixed screw tube 9, the movable assembly 6 includes a nut 61, a screw sleeve 62 and a connecting sleeve 63, the nut 61 is sleeved on the screw rod 5 and is screwed with the screw rod 5, the screw sleeve 62 is fixedly sleeved on the nut 61 and extends downwards, the connecting sleeve 63 is sleeved outside the fixed screw tube 9 and the screw sleeve 62, the upper end of the connecting sleeve 63 is fixedly connected with the screw sleeve 62, the other end of the connecting sleeve 63 extends towards the supporting leg 3 and is fastened and connected with the lower end of the middle sleeve 22 by a sleeve member 7, the inner screw tube 23 is located between the middle sleeve 22 and the connecting sleeve 63, the fixed screw tube 9 is located below the screw sleeve 62 and forms a cavity with an internal thread on one side together with the lower extension of the screw sleeve 62, the transmission screw tube 8 can move up and down and is located in the cavity formed, this 8 upper ends of transmission screwed pipe and 62 lower extreme threaded connection of swivel nut, simultaneously, be equipped with a plurality of bearings between 8 upper ends of transmission screwed pipe and the 62 lower extreme of swivel nut to the spiro union is rotated with swivel nut 62 to transmission screwed pipe 8, this 8 lower extremes of transmission screwed pipe and decide the 9 spiro unions of screwed pipe, 5 clearances of lead screw stretch into in the transmission screwed pipe 8, 5 end of lead screw are fixed with a guide block 51, this guide block 51 matches with 8 inner walls of drive screw, so that guide block 51 slides along 8 inner walls of drive screw.

As shown in fig. 3 to 5, the rotation driving mechanism 4 is accommodated in a cavity formed by the extension 231 of the inner tube 23 and the table top assembly 1, the rotation driving mechanism 4 includes a motor 41 and a worm wheel 42, a worm is fixed on an output shaft of the motor 41 and engaged with the worm wheel 42, and the lead screw 5 passes through the worm wheel 42 and is fixedly connected with the worm wheel 42.

As shown in figure 5, the table top assembly 1 includes a table top 11 and a base 12, the base 12 is secured to the bottom of the table top 11, and the extension 231 of the inner sleeve 23 is disposed on the base 12 to form the cavity.

As shown in fig. 1 to 6, the principle of the automatic lifting desk of the present invention is: the motor 41 drives the worm to rotate, the worm drives the worm wheel 42 to rotate, and then drives the screw rod 5 to rotate, the screw rod 5 drives the whole moving assembly 6 to move upwards, the screw sleeve 62 drives the transmission screw pipe 8 to move upwards relatively to the fixed screw pipe 9, meanwhile, the connecting sleeve 63 drives the middle sleeve 22 and the inner sleeve 23 to move upwards together through the sleeve piece 7, when the middle sleeve 22 moves to the limit position, the middle sleeve 22 stops moving, at the moment, the moving assembly 6 and the transmission screw pipe 8 stop moving, the screw rod 5 continues to rotate, the inner sleeve 23 is driven, the desktop assembly 1 and the rotary driving mechanism 4 move upwards together, until the inner sleeve 23 moves to the limit position, the office table finishes the automatic lifting action, the descending process of the office table is opposite to the ascending process, only the motor 41 needs to drive the screw rod 5.

The utility model discloses automatic lift desk passes through the motor and drives the lead screw rotation, and the lead screw drives removal subassembly and transmission screwed pipe and reciprocates, and then drives well sleeve pipe and interior sleeve pipe and remove, makes well sleeve pipe reach extreme position, and the lead screw further drives interior sleeve pipe and removes, reaches desk automatic rising's purpose, the utility model discloses a desk compact structure, safe and reliable, the lift process is stable, makes things convenient for consumer intelligent control, saves the rise time for various activities or official working.

The above disclosure is only for the preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, and the scope of the present invention is not intended to be limited thereby.

Claims (9)

1. The utility model provides an automatic lift desk, includes the desktop subassembly, its characterized in that, desktop subassembly bottom is connected with two telescopic lift sleeve pipe subassemblies at least, the desktop subassembly with be equipped with rotary driving mechanism between the lift sleeve pipe subassembly, the certain screwed pipe of fixedly connected with in the lift sleeve pipe subassembly, be equipped with the removal subassembly that can reciprocate on the screwed pipe, remove the subassembly with the scalable end lock of lift sleeve pipe subassembly, remove the subassembly through the transmission screwed pipe that can reciprocate with decide the screwed pipe spiro union, remove subassembly female connection has a lead screw, the lead screw with the rotary driving mechanism transmission is connected.

2. The self-elevating desk as recited in claim 1 wherein the movement assembly comprises a nut and a threaded sleeve, the nut being disposed over and threadably engaged with the lead screw, the threaded sleeve being fixedly disposed over the nut and extending downwardly.

3. The automatic lifting desk as claimed in claim 2, wherein the fixed screw tube is located below the screw sleeve, a connection sleeve is sleeved outside the fixed screw tube and the screw sleeve, one end of the connection sleeve is fixedly connected with the screw sleeve, and the other end of the connection sleeve is fastened with the telescopic end of the lifting sleeve assembly.

4. The automatic lifting desk as recited in claim 3, wherein the transmission screw is located in the screw sleeve and the fixed screw, one end of the transmission screw is rotatably screwed with the screw sleeve, and the other end of the transmission screw is screwed with the fixed screw.

5. The self-elevating desk as recited in claim 4 wherein the lead screw extends into the drive screw and a guide block is affixed to the end of the lead screw and mates with the inner wall of the drive screw.

6. The automatic lifting desk recited in claim 1 wherein the lifting sleeve assembly comprises an inner sleeve, a middle sleeve and an outer sleeve which are sleeved together from inside to outside, the middle sleeve is slidably connected with the outer sleeve and the inner sleeve, and the inner sleeve is fixedly connected with the desktop assembly.

7. The self-elevating desk as recited in claim 6 wherein the center sleeve is connected to the movable assembly by a bushing, the inner sleeve being positioned between the center sleeve and the movable assembly.

8. The self-elevating desk as recited in claim 6 wherein the bottom of the outer sleeve is fixedly connected to the set screw through a support base.

9. The self-elevating desk as recited in claim 1 wherein the rotary drive mechanism comprises a motor, the motor being drivingly connected to the lead screw via a worm gear.

Images