CN114947357A

CN114947357A - Forced induction automatic rising table

Info

Publication number: CN114947357A
Application number: CN202210692228.6A
Authority: CN
Inventors: 高逸飞
Original assignee: Anhui University of Science and Technology
Current assignee: Anhui University of Science and Technology
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-08-30

Abstract

The invention relates to the technical field of lifting tables and discloses a pressure sensing automatic lifting table, wherein through holes are formed in the periphery of a fixed bottom plate in a penetrating mode, automatic telescopic columns are fixedly inserted into inner rings of the through holes, a fixed top plate is fixedly arranged at the tops of the automatic telescopic columns, a main fixed seat is fixedly arranged in the middle of the upper surface of the fixed bottom plate, auxiliary fixed seats are fixedly arranged on the left side and the right side of the main fixed seat and positioned on the left side and the right side of the upper surface of the fixed bottom plate, rotating rods are fixedly inserted into the inner rings of ball bearings, the pressure sensing automatic lifting table is combined with an additionally arranged pressure sensor and a program controller for use, a pressure signal is sent to the program controller through the pressure sensor, then high and low levels are output through a bit control algorithm, the program controller controls the motor to rotate forwards and backwards to complete the function conversion of pressure sensing and automatic lifting, thereby making the forced induction automatic rising table more intelligent.

Description

Forced induction automatic rising table

Technical Field

The invention relates to the technical field of lifting tables, in particular to a pressure sensing automatic lifting table.

Background

The automatic lifting table generally uses electricity as a power source, the height of the lifting table is adjusted by controlling a mechanical device through a motor, and the height of the lifting table can also be adjusted by controlling an air pressure rod or a hydraulic rod through a compressor.

Common desk is generally through the table leg place in ground, these table legs are circular or square mostly, and make by monoblock wood working, the size of table leg is fixed basically, do not have the function of extension and shortening, the suitability that leads to the desk is relatively poor, in addition, the desk of some liftable on the market matches with the screw rod mostly for the gear, through the manual mechanical mode of hand, thereby it goes up and down to make gear revolve drive the screw rod, consuming time and wasting power, can not satisfy the operating requirement of automatic rising table, propose a forced induction automatic rising table for this.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a pressure sensing automatic lifting table to solve the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a pressure sensing automatic lifting table comprises a fixed bottom plate, through holes are formed in the periphery of the fixed bottom plate in a penetrating mode, automatic telescopic columns are fixedly inserted into inner rings of the through holes, anti-skidding bases are fixedly installed at the bottoms of the automatic telescopic columns, fixed top plates are fixedly installed at the tops of the automatic telescopic columns, main fixing bases are fixedly installed in the middle of the upper surface of the fixed bottom plate, auxiliary fixing bases are fixedly installed on the left side and the right side of the main fixing bases, which are located on the left side and the right side of the upper surface of the fixed bottom plate, ball bearings are fixedly installed on the left side and the right side of the main fixing bases, rotating rods are fixedly inserted into inner rings of the ball bearings, transmission gears are fixedly installed between pier seats of the main fixing bases in the middle of outer rings of the rotating rods, first supporting rods are fixedly installed on the left side and the right side of the outer rings of the rotating rods, the outer end of the first supporting rod is movably inserted with a first inserting rod, the outer ring of the first inserting rod is movably sleeved with a second supporting rod, the outer end of the second supporting rod is movably inserted with a second inserting rod, the outer ring of the second inserting rod is movably sleeved with a connecting supporting seat, and the connecting supporting seat is fixedly installed on the lower surface of the fixed top plate.

Preferably, an electric motor is fixedly installed in the middle of the lower surface of the fixed base plate under the main fixed base, a rotor of the electric motor is coaxially connected with a screw rod, the screw rod penetrates through the fixed base plate and the main fixed base, and the screw rod is meshed with the transmission gear.

Preferably, spring columns are fixedly mounted on the periphery of the upper surface of the fixed top plate, and a toughened glass plate is arranged on a top fixing frame of each spring column.

Preferably, the inner side of the spring column is fixedly provided with a pressure sensor on the lower surface of the toughened glass plate.

Preferably, the left side of the motor is fixedly provided with a program controller on the lower surface of the fixed bottom plate.

Preferably, the automatic telescopic column is of a hollow sleeve type structure, and a gap of the sleeve is coated with anti-corrosion lubricating oil.

Preferably, a distance sensor is fixedly mounted at the center of the lower surface of the fixed top plate.

(III) advantageous effects

Compared with the prior art, the invention provides a pressure sensing automatic lifting table, which has the following beneficial effects:

1. the pressure sensing automatic lifting table adopts a mode of assembling a main fixing seat, an auxiliary fixing seat and a rotating rod, a transmission gear is fixedly sleeved in the middle of the outer ring of the rotating rod, a screw rod is driven to rotate through a motor, then the rotating rod is driven to rotate, in addition, a fixed top plate can be lifted up through a first supporting rod and a second supporting rod, the pressure sensing automatic lifting table can realize ascending and descending by matching with an automatic telescopic column, and the diversity of functions is improved;

2. this forced induction automatic rising table adds the pressure sensor and the program controller combination of establishing and uses, sends pressure signal for program controller through pressure sensor earlier, then exports high-low level through the position formula control algorithm, and program controller controls the positive and negative rotation of motor again, accomplishes the function conversion of forced induction and automatic rising to make forced induction automatic rising table more intelligent.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side view of the present invention;

FIG. 3 is a schematic view of an installation structure of the fixed base plate and the main fixing seat in a combined state;

FIG. 4 is a schematic view of the main fixing base and the ball bearing assembly of the present invention;

FIG. 5 is an enlarged schematic view of the structure at A of the present invention;

FIG. 6 is a block diagram of a bit-based control algorithm according to the present invention.

In the figure: 1. fixing the bottom plate; 2. a through hole; 3. automatically telescoping the column; 4. an anti-slip base; 5. fixing a top plate; 6. a main fixing seat; 7. a secondary fixing seat; 8. a ball bearing; 9. rotating the rod; 10. a transmission gear; 11. a first support bar; 12. a first plug-in rod; 13. a second support bar; 14. a second plug-in rod; 15. connecting a supporting seat; 16. an electric motor; 17. a screw; 18. a spring post; 19. tempering the glass plate; 20. a pressure sensor; 21. a program controller; 22. a distance sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a technical scheme, in particular to a pressure-sensing automatic lifting table, which comprises a fixed bottom plate 1, a through hole 2, an automatic telescopic column 3, an antiskid base 4, a fixed top plate 5, a main fixed seat 6, an auxiliary fixed seat 7, a ball bearing 8, a rotating rod 9, a transmission gear 10, a first supporting rod 11, a first inserting rod 12, a second supporting rod 13, a second inserting rod 14, a connecting supporting seat 15, a motor 16, a screw rod 17, a spring column 18, a toughened glass plate 19, a pressure sensor 20, a program controller 21 and a distance sensor 22, please refer to figures 1 and 3, wherein the through hole 2 is formed in the periphery of the fixed bottom plate 1 in a penetrating manner, the size of the through hole 2 is matched with that of the automatic telescopic column 3, the automatic telescopic column 3 is fixedly inserted into the through hole 2, the automatic telescopic column 3 is of a hollow sleeve type structure, and the gap of the sleeve is coated with anti-corrosion lubricating oil, the lubricating oil is smeared, so that the automatic telescopic column 3 can be prevented from being rusted, the friction of the automatic telescopic column 3 in the extension and shortening processes can be reduced, the anti-skidding bases 4 are fixedly arranged at the bottoms of the automatic telescopic columns 3, the anti-skidding bases 4 are designed into a round table shape, the contact area of the automatic telescopic columns 3 and the ground is enlarged, the lifting table is prevented from falling aslant, the fixed top plate 5 is fixedly arranged at the tops of the automatic telescopic columns 3, the distance sensor 22 is fixedly arranged at the center of the lower surface of the fixed top plate 5, the fixed height is preset by the distance sensor 22 and can sense the difference between the current height and the preset height, the spring columns 18 are fixedly arranged on the periphery of the upper surface of the fixed top plate 5, the toughened glass plate 19 is arranged on the top fixing frame of the spring columns 18, the spring columns 18 have small elasticity and can prevent the toughened glass plate 19 from shaking, the pressure sensors 20 are fixedly arranged on the lower surfaces, which are positioned on the inner sides of the spring columns 18 and positioned on the toughened glass plate 19, the pressure sensor 20 is compressed by the spring column 18, the pressure sensor 20 is connected with the upper surface of the fixed top plate 5, the main fixed seat 6 is fixedly arranged in the middle of the upper surface of the fixed bottom plate 1, the motor 16 is fixedly arranged in the middle of the lower surface of the fixed bottom plate 1 directly below the main fixed seat 6, the program controller 21 is fixedly arranged on the lower surface of the fixed bottom plate 1 on the left side of the motor 16, the program controller 21 is a working medium of the pressure sensor 20 and the motor 16, when the pressure sensor 20 senses pressure, a signal is sent to the program controller 21, the program controller 21 receives the signal and then controls the motor 16 to rotate, please refer to fig. 2 and 5, a screw 17 is coaxially connected with a rotor of the motor 16, the screw 17 penetrates through the fixed bottom plate 1 and the main fixed seat 6, the screw 17 is meshed with the transmission gear 10, the main fixed seat 6 is used for providing supporting force, and the motor 16 is powered on, the screw 17 is driven to rotate, the transmission gear 10 is driven to rotate by the rotation of the screw 17, the auxiliary fixing seats 7 are fixedly arranged on the left and right sides of the main fixing seat 6, which are positioned on the left and right sides of the upper surface of the fixing bottom plate 1, please refer to fig. 4, the ball bearings 8 are fixedly arranged on the left and right sides of the main fixing seat 6, the inner rings of the ball bearings 8 are fixedly inserted with the rotating rods 9, the ball bearings 8 facilitate the rotation of the rotating rods 9, please refer to fig. 1 continuously, the transmission gear 10 is fixedly sleeved between the pier seats of the main fixing seat 6 at the middle part of the outer ring of the rotating rods 9, the first support rods 11 are fixedly sleeved on the left and right sides of the outer ring of the rotating rods 9, the rotating rods 9 can drive the first support rods 11 to rotate, the first insertion rods 12 are movably inserted at the outer ends of the first support rods 11, the second support rods 13 are movably sleeved on the outer ring of the first insertion rods 12, both the first support rods 11 and the second support rods 13 can rotate around the first insertion rods 12, the outer end of the second support rod 13 is movably inserted with a second insertion rod 14, the outer ring of the second insertion rod 14 is movably sleeved with a connection support seat 15, and the connection support seat 15 is fixedly arranged on the lower surface of the fixed top plate 5.

The working principle of the device is as follows: when the pressure sensing automatic lifting table is used, the tempered glass plate 19 descends under the action of the spring column 18 by giving a certain pressure to the tempered glass plate 19, the pressure sensors 20 arranged at four corners of the lower surface of the tempered glass plate 19 are connected with the fixed top plate 5, the pressure sensors 20 send pressure signals to the program controller 21, the program controller 21 controls the motor 16 to rotate forward and backward, when the motor 16 rotates forward, the screw 17 drives the transmission gear 10 to rotate, the transmission gear 10 is fixedly sleeved in the middle of the outer ring of the rotating rod 9, the rotating rod 9 rotates along with the rotation of the transmission gear 10, the rotating rod 9 drives the first supporting rod 11 to rotate inwards firstly, then the first supporting rod 11 drives the second supporting rod 13 to rotate inwards, at the moment, under the action of supporting force, the fixed top plate 5 moves upwards, and because the inside of the distance sensor 22 is preset with height information, when the current height of the distance sensor 22 is lower than the preset height, a high level is output through a bit control algorithm, the program controller 21 controls the motor 16 to continue to rotate forwards to realize the ascending to the preset height, otherwise, when the current height of the distance sensor 22 is larger than or equal to the preset height, a low level is output through the bit control algorithm, and the program controller 21 controls the motor 16 to stop rotating.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a forced induction automatic rising table, includes PMKD (1), its characterized in that: the anti-skid device is characterized in that through holes (2) are formed in the periphery of the fixed base plate (1) in a penetrating mode, automatic telescopic columns (3) are fixedly inserted into inner rings of the through holes (2), anti-skid bases (4) are fixedly mounted at the bottoms of the automatic telescopic columns (3), fixed top plates (5) are fixedly mounted at the tops of the automatic telescopic columns (3), main fixing seats (6) are fixedly mounted in the middle of the upper surface of the fixed base plate (1), auxiliary fixing seats (7) are fixedly mounted at the left and right sides of the upper surface of the fixed base plate (1) on the left and right sides of the main fixing seats (6), ball bearings (8) are fixedly mounted at the left and right sides of the main fixing seats (6) and the auxiliary fixing seats (7), rotating rods (9) are fixedly inserted into inner rings of the ball bearings (8), and fixed transmission sleeves (10) are mounted between pier seats of the main fixing seats (6) in the middle of the outer rings of the rotating rods (9), the utility model discloses a fixed supporting rod, including dwang (9), the outer lane of dwang (9) is controlled two equal fixed sleeves and is equipped with first bracing piece (11), the outer end of first bracing piece (11) is all movable to be inserted and is equipped with first grafting pole (12), the outer lane of first grafting pole (12) is all movable sleeve and is equipped with second bracing piece (13), the outer end of second bracing piece (13) is all movable sleeve and is equipped with second grafting pole (14), the outer lane of second grafting pole (14) is all movable sleeve and is equipped with connection supporting seat (15), and the equal fixed mounting of connection supporting seat (15) in the lower surface of fixed roof (5).

2. The pressure-sensitive automatic lifting table as claimed in claim 1, wherein: the motor (16) is fixedly mounted in the middle of the lower surface of the fixed base plate (1) under the main fixed base (6), a rotor of the motor (16) is coaxially connected with a screw rod (17), the screw rod (17) penetrates through the fixed base plate (1) and the main fixed base (6), and the screw rod (17) is meshed with the transmission gear (10).

3. The pressure-sensitive automatic lifting table as claimed in claim 1, wherein: spring columns (18) are fixedly mounted on the periphery of the upper surface of the fixed top plate (5), and a tempered glass plate (19) is arranged on a top fixing frame of each spring column (18).

4. A pressure sensitive automatic lifting table as claimed in claim 3, characterized in that: and the inner sides of the spring columns (18) are positioned on the lower surface of the toughened glass plate (19) and are fixedly provided with pressure sensors (20).

5. The pressure-sensitive automatic lifting table as claimed in claim 1, wherein: and a program controller (21) is fixedly arranged on the left side of the motor (16) and positioned on the lower surface of the fixed bottom plate (1).

6. The pressure-sensitive automatic lifting table as claimed in claim 1, wherein: the automatic telescopic column (3) is of a hollow sleeve type structure, and anti-corrosion lubricating oil is coated at the gap of the sleeve.

7. The pressure-sensitive automatic lifting table as claimed in claim 1, wherein: and a distance sensor (22) is fixedly arranged at the center of the lower surface of the fixed top plate (5).