CN217429497U - Multifunctional lifting table with memory function - Google Patents

Abstract

The utility model provides a multi-functional lift table with memory function, the desk comprises a desk body, table and table leg, the table has the book support, arm support and controlling means, the book support is equipped with first driving piece at the table, first driving piece is used for driving the book support upset to form prevents the inclination of books landing and can reset, the arm support is equipped with the second driving piece at the table, the second driving piece is used for driving the arm support and removes the position of use that obtains adaptation user's position of sitting and can reset, the table leg is equipped with the third driving piece at its self, the third driving piece is used for driving the table leg to go up and down and obtain the position of use that adaptation user's height and can reset, controlling means is used for controlling first driving piece, the second driving piece, the third driving piece stores the book support simultaneously, the arm support, the user state of table leg. The beneficial effects of the utility model reside in that for the user makes its position of sitting keep just when utilizing the desk to read, reduces the tiredness, and has the memory function, can automatic adjustment to the user state of last time, convenient and fast through the memory function.

Description

Multifunctional lifting table with memory function

Technical Field

The utility model belongs to the technical field of the desk technique and specifically relates to a multi-functional lift table with memory function.

Background

The health office is more and more concerned by people, the traditional office mode is mainly sitting, the cervical vertebra and the lumbar vertebra of a human body can be greatly damaged by keeping sitting posture for a long time, diseases such as obesity, eye fatigue, prostatitis and the like are easily caused, death can be seriously caused, but most office furniture is designed for sitting posture at present, a table top cannot move, and the health office form of mutual combination of the sitting posture and the standing posture cannot be realized.

Publication number CN208676534U discloses an intelligence electric lift desk, including table leg and table frame, the table leg includes top tube and low tube, the top tube top is equipped with the motor box, be equipped with the motor in the motor box, the motor is connected with the lead screw, the front end and the gear engagement of lead screw are connected, the downside and the screw rod of gear are connected, the lower extreme of screw rod is embedded into in the low tube, the motor is connected with main control unit, main control unit still connects the touch-control button, main control unit with the touch-control button is all embedded in the table frame, still be equipped with the USB concentrator on the table frame, the USB concentrator passes through external cable and is connected with office computer. The lifting function of the electric lifting table is single, the table legs can only be lifted through manual operation, and therefore the use height of the electric lifting table after being used by other people is deviated from the use height of an original user, readjustment is needed, and the adjusting process is complex and time-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model discloses solve above-mentioned prior art's shortcoming, provide a multi-functional lift table with memory function and be used for solving above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted: the utility model provides a multi-functional lift table with memory function, including the table body, table and table leg, the table can be dismantled and connect in the table upper end, the lower extreme in the table body can be dismantled to the table leg, the table has the book support, arm support and controlling means, the book support is equipped with first driving piece at the table, first driving piece is used for driving the book support upset and forms the inclination that prevents books landing and can reset, the arm support is equipped with the second driving piece at the table, the second driving piece is used for driving the arm support to remove and obtains the use position of adaptation user's position of sitting and can reset, the table leg is equipped with the third driving piece at its self, the third driving piece is used for driving the table leg to go up and down and obtains the use position of adaptation user's height and can reset, controlling means is used for controlling first driving piece, the second driving piece, the third driving piece and store the book support simultaneously, the arm support, the user state of table leg.

Further perfect, the position placed in the middle of the table has the passageway, the passageway is equipped with the upper portion opening at the table, the lower part opening, the upper portion opening supplies the book support to arrange the passageway in, the book support is equipped with the swing piece that is located its bilateral symmetry and sets up, swing piece and first driving piece cooperation are used to realize the book support and form the inclination that prevents books landing in the passageway of upset, first driving piece has first cylinder, the head rod, first cylinder rotates and connects in the lower surface of table, the piston connection of head rod one end and first cylinder, the other end passes lower part opening rotation and connects in the lower surface of book support.

Further perfect, the swing piece includes first swinging arms, second swinging arms, and first swinging arms cup joints each other and can be relative linear telescopic movement with the second swinging arms, and first swinging arms rotates to be connected in the inside wall of passageway, and the second swinging arms rotates to be connected in the lateral wall of book support.

Further perfection, the channel is also provided with slide rails symmetrically arranged at two sides of the connecting rod, and the lower end of the book support is provided with a first slide rail matched with the slide rails.

Further perfection, and arc transition is arranged below the front end of the book support.

Further perfect, the arm holds in the palm and is equipped with the moving member that is located the bilateral symmetry setting of book support, and the moving member uses with the cooperation of second driving piece to realize that the driving arm holds in the palm the removal and obtains the position of use of adaptation user's position of sitting, and the second driving piece has second cylinder, second connecting rod, and the second cylinder is installed in the lower surface of table, and second connecting rod one end is connected with the piston connection of second cylinder, the other end is held in the palm with the arm and is connected.

Further perfect, the moving member includes second slide and slider, and the second slide is seted up at the table and is run through the table, and the slider slides in the second slide and fixes in the position department placed in the middle of the lower surface of arm support, and the second connecting rod is connected with the slider.

Further perfect, the table leg is equipped with the lift spare, and the lift spare is arranged in the table leg and is divided into two with the table leg and forms first bracing piece, second bracing piece, and the third driving piece uses with the lift spare cooperation to realize that the lift of drive second bracing piece obtains the application position that the adaptation user is tall, and the third driving piece has the third cylinder, and the third cylinder is located first bracing piece.

Further perfection, the lifting piece is provided with a fixed rod and a telescopic rod, the fixed rod and the telescopic rod are mutually sleeved and can relatively move in a linear telescopic mode, the fixed rod is inserted into the first supporting rod, and the telescopic rod is inserted into the second supporting rod and connected with a piston of the third air cylinder.

The control device comprises a control unit, a memory unit, a time management unit, a multimedia unit and a human-computer interaction interface, wherein the control unit is used for controlling the first driving piece, the second driving piece and the third driving piece to work, the memory unit is electrically connected with the control unit and the human-computer interaction interface, the memory unit is used for storing various overturning inclination angle states, moving distance states and height states according to the input of the human-computer interaction interface, and controlling the overturning inclination angle of the book support, the moving distance of the arm support and the lifting height of the table legs through the control unit, the time management unit is electrically connected with the human-computer interaction interface and the multimedia unit, and the time management unit is used for timing and carrying out time reminding through the multimedia unit.

The utility model discloses profitable effect is:

the utility model discloses make the user when utilizing the desk to read, make its position of sitting keep just, it is fixed to retrain the forearm part promptly, avoid the arm to hang down to the thigh, thereby effectively avoid the user back bending to appear, reduce fatigue, prolong the reading time, and have the memory function, when using the desk next time, can automatic adjustment to last user state through the memory function promptly, and convenient and fast need not to adjust repeatedly, can resume to initial state after the user leaves simultaneously, make whole succinctly salubrious.

Drawings

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

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

fig. 3 is a schematic diagram of the control device of the present invention.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

with reference to the accompanying drawings: the multifunctional lifting table with the memory function comprises a table body 1, a table plate 2 and table legs 3, wherein the table plate 2 is detachably connected to the upper end of the table body 1, the table legs 3 are detachably connected to the lower end of the table body 1, the table plate 2 is provided with a book support 4, an arm support 5 and a control device, the book support 4 is provided with a first driving piece 6 on the table plate 2, the first driving piece 6 is used for driving the book support 4 to turn over to form an inclination angle for preventing books from sliding down and reset, the arm support 5 is provided with a second driving piece 7 on the table plate 2, the second driving piece 7 is used for driving the arm support 5 to move to obtain a use position matched with the sitting posture of a user and reset, the table legs 3 are provided with third driving pieces 8 on the table legs 3, the third driving pieces 8 are used for driving the table legs 3 to lift to obtain a use position matched with the height of the user and reset, the control device is used for controlling the first driving pieces 6, the second driving pieces 7 and the third driving pieces 8 and simultaneously storing the book support 4, The arm support 5 and the table leg 3. The principle of the utility model lies in that firstly, the book support 4, the arm support 5 and the desk legs 3 make the user keep the sitting posture correct when reading by using the desk, namely the book support 4 is used for placing books, the arm support 5 restrains and fixes the small arm part of the user, so as to avoid the arm from drooping to the thigh, thereby effectively avoiding the back bending of the user, reducing the fatigue and prolonging the reading time, the desk legs 3 realize the height adjustment to adapt to the height of the user, secondly, the first driving piece 6, the second driving piece 7 and the third driving piece 8 are combined with the control device to make the using states of the book support 4, the arm support 5 and the desk legs 3 adjusted to be automatic adjustment, and the utility model has the memory function, namely, when the user uses, the using states of the book support 4, the arm support 5 and the desk legs 3 can be adjusted by the self using habit, and the adjusted using states can be recorded by the control device in time, when using the desk next time, the book support 4, the arm support 5 and the desk legs 3 can be automatically adjusted to the last using state through the memory function of the control device, the desk is convenient and fast, the repeated adjustment is not needed, and meanwhile, the book support 4, the arm support 5 and the desk legs 3 can be restored to the initial state through the control device after the user leaves, namely, the book support 4 has no turnover angle, the arm support 4 returns to the edge of the desk plate 2, and the desk legs 3 have no lifting height.

In order to realize the overturning of the book support 4, the channel 21 is arranged in the middle of the table board 2, the channel 21 is provided with an upper opening 21-a and a lower opening 21-b on the table board 2, the upper opening 21-a is used for placing the book support 4 in the channel 21, the book support 4 is provided with swinging pieces 41 symmetrically arranged on two sides of the book support, the swinging pieces 41 are matched with a first driving piece 6 to realize the overturning of the book support 4 in the channel 21 to form an inclined angle for preventing the book from sliding down, the first driving piece 6 is provided with a first air cylinder 61 and a first connecting rod 62, the first air cylinder 61 is rotatably connected to the lower surface of the table board 2, one end of the first connecting rod 62 is connected with a piston of the first air cylinder 61, the other end of the first connecting rod passes through the lower opening 21-b to be rotatably connected to the lower surface of the book support 4, the arrangement is firstly to provide a placing space and an overturning space for the book support 4 by utilizing the channel 21, the swinging pieces 41 to be combined with the driving force provided by the first air cylinder 61, meanwhile, the parallelism between the book support 4 and the piston rod of the first cylinder 61 disappears after the book support 4 is turned, but the parallelism disappears to generate turning interference, namely, the book support 4 cannot be turned, so that the first cylinder 61 is rotatably connected to the lower surface of the desk plate 2, the other end of the first connecting rod 62 is rotatably connected to the lower surface of the book support 4, and therefore the first cylinder 61 can adapt to the turning of the book support 4 in a flexible connection mode, and the book support 4 can be smoothly turned. Meanwhile, the width of the book support 4 is shorter than that of the channel 21, namely, a gap is formed between the front end of the book support 4 and the front end of the channel 21, so that the book support 4 is endowed with a movable space capable of being turned, and the problem of turning interference is avoided.

For the swinging member 41, the swinging member 41 is used for guiding the book support 4 to turn, the swinging member 41 includes a first swinging rod 41-a and a second swinging rod 41-b, the first swinging rod 41-a and the second swinging rod 41-b are sleeved with each other and can relatively move in a linear telescopic manner, the first swinging rod 41-a is rotatably connected to the inner side wall of the channel 21, the second swinging rod 41-b is rotatably connected to the outer side wall of the book support 4, when the first air cylinder 61 is driven, the driving direction of the first air cylinder 61 is backward, the book support 4 needs to turn forward to form an angle larger than 100 degrees with the table plate 2, the swinging member 41 is used for realizing that the position of the first swinging rod 41-a of the swinging member 41 in the channel 21 is the middle part backward, the position of the second swinging rod 41-a in the book support 4 is the middle part forward, so that the turning direction of the swinging member 41 can rotate forward, the book support 4 is overturned in the same direction, and the telescopic length of the second swinging rod 41-b is limited, so that the book support 4 can be prevented from being overturned excessively, namely, the angle between the book support 4 and the table board 2 can be kept to be larger than 100 degrees, and meanwhile, the book support 4 can provide lateral restraint when in use, namely, the book support 4 can provide stable support.

Further perfection, the slide rails 21-c symmetrically arranged at two sides of the connecting rod 62 are arranged in the channel 21, the first slide rail 42 matched with the slide rail 21-c is arranged at the lower end of the book support 4, the slide rail 21-c and the first slide rail 42 provide lower sliding guide for the book support 4, and the slide rail 21-c is arranged to ensure that the lower surface of the book support 4 is not attached to the lower surface of the channel 21, namely, the height difference exists, so that the contact between the book support 4 and the channel 21 can be avoided, and the whole area is large, so that the friction resistance is reduced, and the fluency is increased.

Further perfection, the arc transition is arranged below the front end of the book support 4, the sharp part of the book support 4 can be ground firstly, and then the arc has a guiding function, so that the book support 4 can be smoothly turned over forwards under the driving of the first air cylinder 61 and can be smoothly separated from the obstruction of the front end of the channel 21 to the front end of the book support 4.

In order to realize the movement of the arm support 5, the arm support 5 is provided with moving parts 51 symmetrically arranged at two sides of the book support 4, the moving parts 51 are matched with the second driving part 7 to realize that the driving arm support 5 moves to obtain a use position adaptive to the sitting posture of a user, the second driving part 7 is provided with a second cylinder 71 and a second connecting rod 72, the second cylinder 71 is installed on the lower surface of the table plate 2, one end of the second connecting rod 72 is connected with a piston of the second cylinder 71, and the other end of the second connecting rod is connected with the arm support 5, the arrangement can be realized, driving force is provided for the movement of the arm support 5 through the second cylinder 71, and the movement of the second cylinder 71 is linear motion, so that the arm support 5 can be quickly moved to a specified position. The arm support 5 is in an irregular U-shaped structure, and the U-shaped groove is used for providing clamping effect for the forearm of the user, so that the user can be reminded of keeping the sitting posture pen upright when the forearm of the user is placed in the arm support.

Further perfection, the moving piece 51 comprises a second slide way 51-a and a slide block 51-b, the second slide way 51-a is arranged on the table board 2 and penetrates through the table board 2, the slide block 51-b slides in the second slide way 51-a and is fixed at the middle position of the lower surface of the arm support 5, and the second connecting rod 72 is connected with the slide block 51-b, so that the arrangement can not only provide a moving track for the arm support 5, but also can realize the connection of the second cylinder 71 and the arm support 5, and can avoid the arm support 5 from shaking during moving, thereby increasing the fluency.

In order to realize the lifting of the table leg 3, the table leg 3 is provided with a lifting member 31, the lifting member 31 is arranged in the table leg 3 and divides the table leg 3 into two parts to form a first supporting rod 32 and a second supporting rod 33, the third driving member 8 is matched with the lifting member 31 to realize the use position of driving the second supporting rod 33 to lift and obtain the body height of a user, the third driving member 8 is provided with a third air cylinder 81, the third air cylinder 81 is positioned in the first supporting rod 32, the arrangement can be realized by dividing the table leg 3 into two parts by utilizing the lifting member 31, so that the table leg 3 is not only provided with the first supporting rod 32 supported on the ground, but also provided with the second supporting rod 32 supported under the table body 1, and the second supporting rod 32 can move up and down through the lifting member 31, thereby realizing the use height of the table leg 3, and simultaneously the first supporting rod 32 also provides a space for arranging the third air cylinder 81 in, thereby avoiding the third air cylinder 81 from being exposed outside, the amount of dust is reduced, easy kicking is avoided, and the noise emitted from the third cylinder 81 is also reduced.

For the lifting member 31, the lifting member 31 is used for realizing the lifting movement of the second support rod 33, the lifting member 31 is provided with a fixed rod 31-a and an expansion rod 31-b, the fixed rod 31-a and the expansion rod 31-b are mutually sleeved and can relatively linearly extend and move, the fixed rod 31-a is inserted into the first support rod 32, and the expansion rod 31-b is inserted into the second support rod 33 and is connected with the piston of the third cylinder 81, so that the arrangement not only realizes the connection with the first support rod 32 and the second support rod 33 and increases the structural strength of the table leg 3 after being hollowed, but also realizes the connection with the third cylinder 81 along with the movement of the expansion rod 31-b, thereby realizing the automatic adjustment.

The control device comprises a control unit, a memory unit, a time management unit, a multimedia unit and a human-computer interaction interface, wherein the control unit is used for controlling the work of a first driving piece 6, a second driving piece 7 and a third driving piece 8, the memory unit is electrically connected with the control unit and the human-computer interaction interface, the memory unit is used for storing various overturning inclination angle states, moving distance states and height states according to the input of the human-computer interaction interface, the overturning inclination angle of the book support 4, the moving distance of the arm support 5 and the lifting height of the table legs 3 are controlled by the control unit, the time management unit is electrically connected with the human-computer interaction interface and the multimedia unit, the time management unit is used for timing and carrying out time reminding through the multimedia unit, and two gear identification keys are arranged on the human-computer interaction interface 30 (namely a touch panel) for illustration, for example, the two gear identification keys can respectively correspond to parameters, such as adult use time, a human-computer interface, Parameters of the child when in use. Each gear identification key is respectively connected with a data storage and processing unit, and the data storage and processing unit can be arranged in the control unit and also can be arranged in the memory unit and is used for reading or storing corresponding use parameters from or into the memory unit. Generally, the operation flow of the gear identification key is as follows: after finishing the relevant parameter setting of a use state, pressing the gear identification key, storing the previously set parameter states in the data storage and processing unit, when pressing the gear identification key again, the data storage and processing unit can automatically collect the signals of the device for detecting the corresponding parameters and compare the signals with the stored states, if the current position is different from the stored states, driving the first driving part 6, the second driving part 7 and the third driving part 8 to adjust, so that the book support 4, the arm support 5 and the desk legs 3 are consistent with the stored parameters. Generally, a plurality of sets of gear identification keys can be provided to correspond to different users.

The following specific use and work flow of the gear identification key of the table of the embodiment are as follows: in the control device of the desk, the functional modules for adjusting the book support 4, the arm support 5 and the desk legs 3 mainly relate to the following modules: the device comprises a power supply unit, a detection unit, a data storage and processing unit, a display unit, a memory unit and a driving unit. The power supply unit is connected with other five modules, the detection unit and the state memory and recovery key are respectively connected with the data storage and processing unit and respectively transmit signals and key information to the data storage and processing unit, and the data storage and processing unit transmits processing results to the display unit and the driving unit. The power supply unit is a power supply and can be a plug for connecting an alternating current power supply or a battery. The detection unit may be a sensor. The display unit may be an LED display screen and the driving unit may be an integrated circuit chip and may be integrated on the data storage and processing unit.

The flow of realizing automatic memory through the functional units is that firstly, the storage operation is started, including the power-on, the setting of the height of the desktop is carried out, then the storage channel is selected, one of a plurality of groups of gear identification keys can be selected, for example, one of the status keys of 'adult' or 'child' or one of the status keys of 'memory one' or 'memory two', the height parameter of the desktop can be stored in the data storage and processing unit, and the storage of the use data of the book support 4, the arm support 5 and the desk legs 3 and the storage of the gears in the display unit (LED display screen) is completed.

The procedure for realizing automatic recovery is as follows, firstly, one of the needed multiple groups of gear identification keys is pressed, for example, one of the status keys of 'adult' or 'child' or one of the status keys of 'memory one' or 'memory two', the recovery operation is started, then the operation signal is transmitted to the data storage and processing unit through the touch panel, the data storage and processing unit signals to the display unit, namely the LED display screen, so as to recover the gear displayed by the LED display screen, then the data storage and processing unit starts the detection unit and judges the current positions of the book support 4, the arm support 5 and the desk legs 3 according to the information sent back by the detection unit, and then the corresponding adjustment is carried out according to the deviation of the positions and the 'memory' data.

While the invention has been shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the appended claims.

Claims (10)

1. The utility model provides a multi-functional lift table with memory function, includes the table body (1), table (2) and table leg (3), and table (2) can be dismantled and connect in table body (1) upper end, and table leg (3) can be dismantled and connect in the lower extreme of the table body (1), its characterized in that: the desk plate (2) is provided with a book support (4), an arm support (5) and a control device, the book support (4) is arranged on the desk plate (2), the first driving piece (6) is used for driving the book support (4) to overturn to form an inclination angle for preventing books from sliding down and to reset, the arm support (5) is arranged on the desk plate (2), the second driving piece (7) is used for driving the arm support (5) to move to obtain a use position matched with the sitting posture of a user and to reset, the desk legs (3) are provided with a third driving piece (8) on the desk legs (3), the third driving piece (8) is used for driving the desk legs (3) to lift to obtain a use position matched with the height of the user and to reset, the control device is used for controlling the first driving piece (6), the second driving piece (7), the third driving piece (8) and storing the book support (4) at the same time, The arm support (5) and the table legs (3) are in use.

2. A multifunctional lifting table with memory function as claimed in claim 1, characterized in that: the position placed in the middle of table (2) has passageway (21), passageway (21) is in table (2) is equipped with upper portion opening (21-a), lower part opening (21-b), upper portion opening (21-a) confession book end (4) are arranged in passageway (21), book end (4) are equipped with and are located the swinging member (41) that its bilateral symmetry set up, swinging member (41) with first driving piece (6) cooperation is used the realization book end (4) are in turn over in passageway (21) and form the inclination that books prevented the landing, first driving piece (6) have first cylinder (61), first connecting rod (62), first cylinder (61) rotate connect in the lower surface of table (2), first connecting rod (62) one end with the piston connection of first cylinder (61), The other end passes through the lower opening (21-b) and is rotatably connected with the lower surface of the book support (4).

3. A multifunctional lifting table with memory function as claimed in claim 2, characterized in that: the swinging piece (41) comprises a first swinging rod (41-a) and a second swinging rod (41-b), the first swinging rod (41-a) and the second swinging rod (41-b) are mutually sleeved and can relatively move in a linear telescopic mode, the first swinging rod (41-a) is rotatably connected to the inner side wall of the channel (21), and the second swinging rod (41-b) is rotatably connected to the outer side wall of the book support (4).

4. A multifunctional lifting table with memory function as claimed in claim 2, characterized in that: the book support is characterized in that sliding rails (21-c) which are symmetrically arranged on two sides of the first connecting rod (62) are further arranged in the channel (21), and a first sliding rail (42) matched with the sliding rails (21-c) is arranged at the lower end of the book support (4).

5. A multifunctional lifting table with memory function as claimed in claim 4, characterized in that: and an arc transition is arranged below the front end of the book support (4).

6. A multifunctional lifting table with memory function as claimed in claim 1, characterized in that: arm support (5) are equipped with and are located moving member (51) that book support (4) bilateral symmetry set up, moving member (51) with second driving piece (7) cooperation is used and is realized the drive arm support (5) remove the position of use that obtains adaptation user's position of sitting, second driving piece (7) have second cylinder (71), second connecting rod (72), second cylinder (71) install in the lower surface of table (2), second connecting rod (72) one end with the piston connection of second cylinder (71), the other end with arm support (5) are connected.

7. A multifunctional lifting table with memory function as claimed in claim 6, characterized in that: the moving piece (51) comprises a second slide way (51-a) and a sliding block (51-b), the second slide way (51-a) is arranged on the table plate (2) and penetrates through the table plate (2), the sliding block (51-b) slides in the second slide way (51-a) and is fixed at the central position of the lower surface of the arm support (5), and the second connecting rod (72) is connected with the sliding block (51-b).

8. A multifunctional lifting table with memory function as claimed in claim 1, characterized in that: the table leg (3) is provided with a lifting piece (31), the lifting piece (31) is arranged in the table leg (3) and divides the table leg (3) into two parts to form a first supporting rod (32) and a second supporting rod (33), the third driving piece (8) is matched with the lifting piece (31) to be used for driving the second supporting rod (33) to lift to obtain a use position matched with the height of a user, the third driving piece (8) is provided with a third air cylinder (81), and the third air cylinder (81) is located in the first supporting rod (32).

9. A multifunctional lifting table with memory function as claimed in claim 8, characterized in that: the lifting piece (31) is provided with a fixing rod (31-a) and an expansion rod (31-b), the fixing rod (31-a) and the expansion rod (31-b) are mutually sleeved and can relatively linearly and telescopically move, the fixing rod (31-a) is inserted into the first supporting rod (32), and the expansion rod (31-b) is inserted into the second supporting rod (33) and is connected with the piston of the third air cylinder (81).

10. A multifunctional lifting table with memory function as claimed in claim 1, characterized in that: the control device comprises a control unit, a memory unit, a time management unit, a multimedia unit and a human-computer interaction interface, the control unit is used for controlling the first driving piece (6), the second driving piece (7) and the third driving piece (8) to work, the memory unit is electrically connected with the control unit and the human-computer interaction interface, is used for storing various overturning inclination angle states, moving distance states and height states according to the input of the human-computer interaction interface and controlling the overturning inclination angle of the book support (4), the moving distance of the arm support (5) and the lifting height of the table legs (3) through the control unit, the time management unit is electrically connected with the human-computer interaction interface and the multimedia unit, and is used for timing and carrying out time reminding through the multimedia unit.

Images