CN214904676U

CN214904676U - Adjustable reading desk

Info

Publication number: CN214904676U
Application number: CN202121257430.3U
Authority: CN
Inventors: 李盛
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-11-30
Anticipated expiration: 2031-06-07

Abstract

The utility model relates to a desk technical field just discloses a read desk with adjustable, including the table, the activity groove has been seted up to the inside of table, the inside swing joint in activity groove has the movable plate, the equal swing joint in interior roof and the interior diapire of activity groove has the guide pulley, the side surface of guide pulley and the side swing joint of movable plate, the movable plate is connected with the stopper through the connecting rod, the bottom fixedly connected with fixed block of movable plate, the dead slot has been seted up to the inside of fixed block. This reading desk with adjustable through mutually supporting between table, movable groove, movable plate, guide pulley, connecting rod, stopper, fixed block, pivot, ratchet, pawl, clamp plate, spring, turning block, dwang, support, shifting chute, locking screw and the chucking piece, has reached the effect of being convenient for adjust the interval of desk bottom support, has solved the current problem that reading desk bottom support interval is difficult to adjust.

Description

Adjustable reading desk

Technical Field

The utility model relates to a desk technical field specifically is a reading desk with adjustable.

Background

The adjustable reading desk generally refers to a notebook bed reading desk, can be used for placing a notebook computer and can also be used for bed reading, and simply speaking, the adjustable reading desk is a multifunctional desk capable of placing the notebook computer or books on the bed and generally has the functions of folding and lifting.

The interval of reading desk bottom support on current bed generally is fixed interval, and when the people that weighs or the skeleton is great want to lie and use this kind of reading desk on the bed, the interval of reading desk bottom support probably can be less than the width of user's thigh, leads to books or notebook computer can't steady place on the bed surface, so need develop the bed reading desk of being convenient for adjust left and right sides support interval to satisfy different crowds ' user demand.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a reading desk with adjustable possesses the advantage of being convenient for carry out the regulation to the interval of desk bottom support, has solved current reading desk bottom support interval and has been difficult to the problem of adjusting.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reading desk with adjustable, includes the table, the activity groove has been seted up to the inside of table, the inside swing joint in activity groove has the movable plate, the equal swing joint in interior roof and the interior diapire of activity groove has the guide pulley, the side surface of guide pulley and the side swing joint of movable plate, the movable plate is connected with the stopper through the connecting rod, the bottom fixedly connected with fixed block of movable plate, the dead slot has been seted up to the inside of fixed block, the inside swing joint in dead slot has the pivot, the fixed hub connection in side surface of pivot has the ratchet, logical groove has been seted up to the inner wall of dead slot rear side, the inside articulated pawl that has led to the groove, pawl and ratchet joint, the rear side fixedly connected with clamp plate of pawl, the rear side fixedly connected with fixed plate of fixed block.

The clamp plate passes through the spring to be connected with the fixed plate, the pivot is close to the one end fixedly connected with turning block of stopper, the inside of turning block articulates there is the dwang, the support has been cup jointed in the side surface activity of dwang, the shifting chute has been seted up to the inner wall of shifting chute rear side, the support has the chucking piece through locking screw connection, the bottom of chucking piece supports with the side surface of dwang and holds, the sliding tray has been seted up to the inside of table, the inside swing joint of sliding tray has the smooth roller, the fixed pulley that has cup jointed of side surface of smooth roller, the rolling groove has all been seted up to the inner wall of both sides around the sliding tray, the inside swing joint in side surface and rolling groove of pulley, the side surface threaded connection of smooth roller has the locking knob, the smooth roller has the depression bar through torsional spring connection.

Preferably, guide grooves are formed in the top and the bottom of the moving plate, and the side surface of the guide wheel is movably connected with the inner portion of each guide groove.

Preferably, a limiting groove is formed in the moving plate, one end, far away from the support, of the connecting rod is fixedly connected with one side, close to the support, of the moving plate, and one end, close to the support, of the connecting rod is fixedly connected with one side, close to the moving plate, of the limiting block.

Preferably, the top end of the spring is fixedly connected with the bottom of the pressing plate, and the bottom end of the spring is fixedly connected with the top of the fixing plate.

Preferably, the side surface of the locking screw is in threaded connection with the inside of the bracket, and the bottom end of the locking screw is movably connected with the inside of the clamping piece.

Preferably, the side surface of the sliding roller is fixedly connected with the inside of the torsion spring, and the bottom end of the pressure lever is fixedly connected with the side surface of the torsion spring.

Compared with the prior art, the utility model provides a reading desk with adjustable possesses following beneficial effect:

1. this reading desk with adjustable through mutually supporting between table, movable groove, movable plate, guide pulley, connecting rod, stopper, fixed block, pivot, ratchet, pawl, clamp plate, spring, turning block, dwang, support, shifting chute, locking screw and the chucking piece, has reached the effect of being convenient for adjust the interval of desk bottom support, has solved the current problem that reading desk bottom support interval is difficult to adjust.

2. This reading desk with adjustable, through the mutual supporting between table, sliding tray, smooth roller, the groove that rolls, pulley, locking knob, torsional spring and the depression bar, can adjust the position of smooth roller through twisting the locking knob to play the effect that changes the depression bar position, so that the depression bar of the left and right sides carries out the centre gripping to books of different specifications size on the table and fixes, reached the effect of the regulation depression bar position of being convenient for, solved fixed depression bar and be difficult to carry out the centre gripping fixed problem to books of different specifications size.

Drawings

Fig. 1 is a top view of the present invention;

fig. 2 is a bottom view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the ratchet structure of the present invention;

fig. 5 is an enlarged view of the point B in fig. 1 according to the present invention.

Wherein: 1. a table plate; 2. a movable groove; 3. moving the plate; 4. a guide wheel; 5. a connecting rod; 6. a limiting block; 7. a fixed block; 8. a rotating shaft; 9. a ratchet wheel; 10. a pawl; 11. pressing a plate; 12. a spring; 13. rotating the block; 14. rotating the rod; 15. a support; 16. a moving groove; 17. locking the screw; 18. a clamping sheet; 19. a sliding groove; 20. a sliding roller; 21. a rolling groove; 22. a pulley; 23. locking the knob; 24. a torsion spring; 25. a pressure lever.

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.

Referring to fig. 1-5, an adjustable reading desk comprises a desk plate 1, wherein a movable groove 2 is formed in the desk plate 1, a movable plate 3 is movably connected in the movable groove 2, the number of the movable groove 2 and the movable plate 3 is two, each movable groove 2 is matched with one movable plate 3, guide wheels 4 are movably connected to the inner top wall and the inner bottom wall of each movable groove 2, the side surfaces of the guide wheels 4 are movably connected with the side surfaces of the movable plate 3, guide grooves are formed in the top and the bottom of the movable plate 3, the side surfaces of the guide wheels 4 are movably connected with the inside of the guide grooves, the movable plate 3 is connected with a limiting block 6 through a connecting rod 5, a limiting groove is formed in the movable plate 3, a communication hole is formed in the inner wall on the right side of the limiting groove, the communication hole communicates the inside of the limiting groove with the inside of the movable groove 2, and the side surface of the connecting rod 5 is movably connected with the inside of the communication hole, one end that support 15 was kept away from to connecting rod 5 and one side fixed connection that movable plate 3 is close to support 15, one side fixed connection that one end that connecting rod 5 is close to support 15 and stopper 6 are close to movable plate 3, each movable plate 3 all is furnished with two connecting rods 5 and two stoppers 6, the bottom fixedly connected with fixed block 7 of movable plate 3, the dead slot has been seted up to the inside of fixed block 7, the inside swing joint of dead slot has pivot 8, ratchet 9 has been cup jointed to the side surface of pivot 8, logical groove has been seted up to the inner wall of dead slot rear side, the inside articulated pawl 10 that has led to the groove, pawl 10 and ratchet 9 joint, the rear side fixedly connected with clamp plate 11 of pawl 10, the rear side fixedly connected with fixed plate of fixed block 7.

The pressing plate 11 is connected with the fixing plate through a spring 12, the top end of the spring 12 is fixedly connected with the bottom of the pressing plate 11, the bottom end of the spring 12 is fixedly connected with the top of the fixing plate, one end of the rotating shaft 8, which is close to the limiting block 6, is fixedly connected with a rotating block 13, the rotating block 13 is internally hinged with a rotating rod 14, a support 15 is movably sleeved on the side surface of the rotating rod 14, a moving groove 16 is formed in the inner wall of the rear side of the moving groove 2, the support 15 is connected with a clamping sheet 18 through a locking screw 17, the side surface of the locking screw 17 is connected with the inner thread of the support 15, the bottom end of the locking screw 17 is movably connected with the inner part of the clamping sheet 18, a rotating clamping groove is formed in the clamping sheet 18, the bottom end of the locking screw 17 is movably clamped with the rotating clamping groove, the locking screw 17 can only relatively rotate with the clamping sheet 18, the bottom of the clamping sheet 18 is abutted against the side surface of the rotating rod 14, and the clamping sheet can be clamped through the table plate 1, The movable groove 2, the movable plate 3, the guide wheel 4, the connecting rod 5, the limiting block 6, the fixing block 7, the rotating shaft 8, the ratchet wheel 9, the pawl 10, the pressing plate 11, the spring 12, the rotating block 13, the rotating rod 14, the support 15, the movable groove 16, the locking screw 17 and the clamping sheet 18 are matched with each other, so that the effect of conveniently adjusting the distance between the supports 15 at the bottom of the desk is achieved, and the problem that the distance between the supports 15 at the bottom of the existing reading desk is difficult to adjust is solved.

The inside of the desk board 1 is provided with a sliding groove 19, the inside of the sliding groove 19 is movably connected with two sliding rollers 20, the number of the sliding rollers 20 is two, the side surface of each sliding roller 20 is fixedly sleeved with a pulley 22, each sliding roller 20 is provided with two pulleys 22, the inner walls of the front side and the rear side of the sliding groove 19 are provided with rolling grooves 21, the side surface of each pulley 22 is movably connected with the inside of each rolling groove 21, the side surface of each pulley 22 is abutted against the inner wall of each rolling groove 21, the side surface of each sliding roller 20 is in threaded connection with a locking knob 23, the top of each locking knob 23 is abutted against the bottom of the desk board 1, each locking knob 23 can play a role in fixing the position of a pressure lever 25, each sliding roller 20 is connected with a pressure lever 25 through a torsion spring 24, each pressure lever 25 has certain elasticity and can clamp and fix books placed on the desk board 1, the side surface of each sliding roller 20 is fixedly connected with the inside of each torsion spring 24, the bottom end of each pressure lever 25 is fixedly connected with the side surface of each torsion spring 24, the compression bar 25 can be abutted against the front side of the table plate 1 under the action of the torsion spring 24, the number of the sliding rollers 20, the pulleys 22, the locking knobs 23 and the torsion springs 24 and the compression bars 25 is two, the positions of the sliding rollers 20 can be adjusted by twisting the locking knobs 23 through the table plate 1, the sliding grooves 19, the sliding rollers 20, the rolling grooves 21, the pulleys 22, the locking knobs 23 and the compression bars 25 are matched with each other, so that the compression bars 25 on the left side and the right side of the table plate can clamp and fix books of different specifications and sizes, the effect of facilitating the adjustment of the positions of the compression bars 25 is achieved, and the problem that the fixed compression bars 25 are difficult to clamp and fix the books of different specifications and sizes is solved.

When in use, the rotating rod 14 is firstly turned over to ensure that the bottom of the bracket 15 is attached to the placing surface, then the distance between the brackets 15 at the bottom of the table board 1 is adjusted according to personal needs, the distance between the left bracket 15 and the right bracket 15 can be increased by only stretching the moving plates 3 at the left side and the right side outwards, the pressing plate 11 is pressed after the distance is adjusted to a proper size, so that the pawl 10 is separated from the ratchet wheel 9, then the table plate 1 is rotated until the table plate 1 is adjusted to a proper inclination angle, the pressing plate 11 is not loosened, when the pressing plate 11 is loosened, the pawl 10 is clamped with the ratchet wheel 9 again, the inclination angle of the desk plate 1 is fixed, and finally, when a book is placed on the top of the desk plate 1, the locking knob 23 can be firstly loosened, then, the slide roller 20 is moved, the press rods 25 on the left side and the right side are adjusted to proper positions, and then the locking knob 23 is screwed down, so that the book can be clamped and fixed on the top of the desk plate 1, and at the moment, the unfolding and fixing work of the bed reading desk is completed.

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. An adjustable reading desk, comprising a desk plate (1), characterized in that: the table board is characterized in that a movable groove (2) is formed in the table board (1), a movable plate (3) is movably connected in the movable groove (2), guide wheels (4) are movably connected to the inner top wall and the inner bottom wall of the movable groove (2), the side surfaces of the guide wheels (4) are movably connected with the side surfaces of the movable plate (3), the movable plate (3) is connected with a limiting block (6) through a connecting rod (5), a fixed block (7) is fixedly connected to the bottom of the movable plate (3), an empty groove is formed in the fixed block (7), a rotating shaft (8) is movably connected in the empty groove, a ratchet wheel (9) is fixedly sleeved on the side surface of the rotating shaft (8), a through groove is formed in the inner wall of the rear side of the empty groove, a pawl (10) is hinged to the inside of the through groove, the pawl (10) is clamped with the ratchet wheel (9), and a pressing plate (11) is fixedly connected to the rear side of the pawl (10), the rear side of the fixed block (7) is fixedly connected with a fixed plate;

the clamp plate (11) is connected with the fixed plate through a spring (12), one end of the rotating shaft (8) close to the limiting block (6) is fixedly connected with a rotating block (13), the inside of the rotating block (13) is hinged with a rotating rod (14), a support (15) is movably sleeved on the side surface of the rotating rod (14), a moving groove (16) is formed in the inner wall of the rear side of the moving groove (2), the support (15) is connected with a clamping piece (18) through a locking screw (17), the bottom of the clamping piece (18) is abutted against the side surface of the rotating rod (14), a sliding groove (19) is formed in the table plate (1), a sliding roller (20) is movably connected in the sliding groove (19), a pulley (22) is fixedly sleeved on the side surface of the sliding roller (20), and rolling grooves (21) are formed in the inner walls of the front side and the rear side of the sliding groove (19), the side surface of the pulley (22) is movably connected with the inside of the rolling groove (21), the side surface of the sliding roller (20) is in threaded connection with a locking knob (23), and the sliding roller (20) is connected with a pressure lever (25) through a torsion spring (24).

2. The adjustable reading desk of claim 1, wherein: guide grooves are formed in the top and the bottom of the moving plate (3), and the side surface of the guide wheel (4) is movably connected with the inner portion of each guide groove.

3. The adjustable reading desk of claim 1, wherein: the limiting groove is formed in the moving plate (3), one end, far away from the support (15), of the connecting rod (5) is fixedly connected with one side, close to the support (15), of the moving plate (3), and one end, close to the support (15), of the connecting rod (5) is fixedly connected with one side, close to the moving plate (3), of the limiting block (6).

4. The adjustable reading desk of claim 1, wherein: the top end of the spring (12) is fixedly connected with the bottom of the pressing plate (11), and the bottom end of the spring (12) is fixedly connected with the top of the fixing plate.

5. The adjustable reading desk of claim 1, wherein: the side surface of the locking screw (17) is in threaded connection with the inside of the bracket (15), and the bottom end of the locking screw (17) is movably connected with the inside of the clamping sheet (18).

6. The adjustable reading desk of claim 1, wherein: the side surface of the sliding roller (20) is fixedly connected with the inside of the torsion spring (24), and the bottom end of the pressure lever (25) is fixedly connected with the side surface of the torsion spring (24).