Convenient-to-adjust learning table for children

Abstract

The utility model relates to the technical field of study desks, and discloses a child study desk convenient to adjust, which comprises a desk plate, the bottom of the desk plate is fixedly connected with two sliding plates, the outer wall of each sliding plate is slidably connected with a support plate, and each support plate is provided with a lifting mechanism; the lifting mechanism comprises a ball and a two-way threaded rod, the bottom of the sliding plate is arranged in an arc shape, and the ball is embedded in the bottom of the sliding plate. The hand wheel is rotated to drive the worm to rotate, and the worm drives the worm gear to rotate, so that the worm gear drives the bidirectional threaded rod to rotate, the bidirectional threaded rod drives the two supporting blocks to move relatively, the supporting blocks slide along the surfaces of the balls, the supporting blocks push the balls and the sliding plates, and the sliding plates slide along the inner walls of the supporting plates. Therefore, the sliding plate drives the table board to rise, the use requirements of children with different heights are met, and a comfortable learning height is provided for the children.

Description

TECHNICAL FIELD

[0001] The utility model relates to learning desk technical field, concretely is a child learning desk convenient to adjust. BACKGROUND

[0002] Children's table and chair are a kind of household supplies, mainly for children, meet the growth needs of children, intelligent according to the growth of children table and chair height-adjustable, but, the desktop on the existing children's table and chair cannot be height-adjusted, leading to the adaptability of adaptation for children of different heights is poor, and when children read, eyes should be parallel to desktop, when eyes cannot be parallel to desktop, make children need to look down to desktop book, long time of looking down can lead to children's cervical vertebrae deformity humpback, it is not conducive to the development of children's health, therefore, a kind of child learning desk convenient to adjust is proposed to solve the above problems. INVENTION CONTENTS

[0003] The utility model provides a kind of child learning desk convenient to adjust to solve the technical problems in the prior art.

[0004] To solve the above technical problems, the technical scheme adopted by the utility model is: a kind of child learning desk convenient to adjust, including table board, the bottom of the table board is fixedly connected with two sliding plates, the outer wall of each sliding plate is slidably connected with support plate, and lifting mechanism is arranged on each support plate;

[0005] The lifting mechanism includes: ball, bidirectional screw rod, the bottom of the sliding plate is arranged in arc shape, the ball is embedded in the bottom of the sliding plate, the number of ball is several, and is arranged at equal intervals, the bidirectional screw rod is rotatably connected below the inner wall of the sliding plate by bearing, the reverse thread of the bidirectional screw rod is respectively threadedly connected with support block, and the bottom of the support block is slidably connected with the bottom inner wall of the support plate, the outer wall of the bidirectional screw rod is fixedly provided with worm wheel;

[0006] Two support plates are rotatably connected with worm by bearing, the left end of the worm extends to the left and penetrates the support plate, and the extension end of the worm is fixedly connected with hand wheel.

[0007] Preferably, two support blocks are oppositely arranged, and the top is inclined and abuts against the ball, and the worm is engaged with two groups of worm wheels respectively.

[0008] Preferably, the two support plates are fixedly connected with a foot plate, the foot plate is internally hollow, and the left and right sides are open, the worm is located at the inner side of the foot plate, and the foot plate is convenient for children to place their feet and increases the use comfort, and the foot plate also reinforces the overall structure, further improves the stability of the learning table during lifting and use, and ensures the safety of children during use.

[0009] Preferably, the table plate is provided with an auxiliary mechanism, the auxiliary mechanism comprises: a mounting groove, the mounting groove is opened in the top of the table plate, the inner wall of the mounting groove is hingedly connected with a movable plate, a sliding groove is opened in the bottom inner wall of the mounting groove, a lead screw is rotationally connected with the back inner wall of the sliding groove through a bearing, a sliding block is threadedly connected with the outer wall of the lead screw, a support arm is hingedly connected with the top of the sliding block, and the other end of the support arm is hingedly connected with the bottom of the movable plate.

[0010] Preferably, the outer wall of the sliding block is slidably connected with the inner wall of the sliding groove, the sliding block is limited by the sliding groove, so that the rotary motion of the sliding block is converted into horizontal movement, the front end of the lead screw penetrates through the table plate and extends forward, and a knob is fixedly connected with the extension end of the lead screw, and the knob can drive the lead screw to rotate.

[0011] Preferably, the bottom of each support plate is fixedly connected with an anti-skid pad, the anti-skid pad can ensure that the learning table remains stable, avoids accidents such as falling of articles or falling of children caused by sliding, and further improves the safety of the learning table, thereby creating a safe and reliable learning environment for children.

[0012] The above technical scheme can bring the following beneficial effects:

[0013] 1. The learning table for children is convenient to adjust, the worm is driven to rotate by rotating the hand wheel, the worm drives the worm gear to rotate, the worm gear drives the bidirectional threaded rod to rotate, the bidirectional threaded rod drives the two support blocks to move relative to each other, the support blocks slide along the surface of the ball, the support blocks push the ball and the sliding plate, the sliding plate slides along the inner wall of the support plate, the sliding plate drives the table plate to rise, and the use requirements of children of different heights are met, and comfortable learning height is provided for children.

[0014] 2. The learning table for children is convenient to adjust, the sliding block is driven to move horizontally in the sliding groove under the limitation of the lead screw, the sliding block drives the support arm to rotate around the hinge point and pushes the movable plate, the movable plate is driven to rotate around the hinge point, the angle of the movable plate is adjusted, books and the like are placed on the movable plate, and the books are better viewed, the children's vision is protected, the cervical vertebra problems caused by long-term learning with low head are prevented, and the healthy development of children is promoted. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the front view structural schematic diagram of the utility model;

[0016] Figure 2 It is the left view of the utility model;

[0017] Figure 3 It is the left view section of the utility model;

[0018] Figure 4 It is the right view section of the utility model.

[0019] In the figure: 1, table board;2, sliding plate;3, support plate;4, lifting mechanism;41, ball;42, two-way threaded rod;43, support block;44, worm wheel;5, worm;6, hand wheel;7, footboard;8, auxiliary mechanism;81, installation slot;82, movable plate;83, sliding slot;84, screw;85, sliding block;86, support arm;87, knob. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be apparently and completely described in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work belong to the protection scope of the utility model.

[0021] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0022] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "setting" should be understood broadly, for example, can be fixedly connected, set, or detachably connected, set, or integrally connected, set. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] In addition, the terms "first", "second", "third", etc. are used only for descriptive purposes and should not be construed as implying or suggesting relative importance or an indicated number of technical features. Therefore, the features defined as "first", "second", etc. can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "several" is two or more, unless otherwise specifically limited.

[0024] Please refer to Figures 1-4 An embodiment of the present application is: a child learning desk convenient to adjust, including table board 1, the bottom of table board 1 is fixedly connected with two sliding plates 2, the outer wall of each sliding plate 2 is slidably connected with a support plate 3, and a lifting mechanism 4 is arranged on each support plate 3; the lifting mechanism 4 comprises: a plurality of balls 41, a two-way threaded rod 42, the bottom of the sliding plate 2 is arc-shaped, the balls 41 are embedded in the bottom of the sliding plate 2, the number of balls 41 is several, and they are arranged at equal intervals, the two-way threaded rod 42 is rotatably connected to the inner wall below the sliding plate 2 through a bearing, the reverse threads of the two-way threaded rod 42 are respectively threadedly connected with support blocks 43, and the bottom of the support block 43 is slidably connected with the inner wall of the bottom of the support plate 3, the two support blocks 43 are oppositely arranged, and the top is inclined and abuts against the ball 41, and the outer wall of the two-way threaded rod 42 is fixedly sleeved with a worm wheel 44; a worm 5 is rotatably connected between the two support plates 3 through a bearing, the left end of the worm 5 penetrates the support plate 3 and extends to the left, the extended end of the worm 5 is fixedly connected with a hand wheel 6, the worm 5 is engaged with two groups of worm wheels 44 respectively, the worm 5 is driven to rotate by rotating the hand wheel 6, the worm 5 drives the worm wheel 44 to rotate, so that the worm wheel 44 drives the two-way threaded rod 42 to rotate, the two-way threaded rod 42 drives the two support blocks 43 to move relatively, so that the support block 43 slides along the surface of the ball 41, so that the support block 43 pushes the ball 41 and the sliding plate 2, the sliding plate 2 slides along the inner wall of the support plate 3, so that the sliding plate 2 drives the table board 1 to rise, to adapt to the use requirements of children of different heights, and provide comfortable learning height for children; two support plates 3 are fixedly connected with a footboard 7, the inside of the footboard 7 is hollow, and the left and right sides are open, the worm 5 is located inside the footboard 7, the footboard 7 not only facilitates children to place their feet and increases the comfort of use, but also plays a certain reinforcing role on the overall structure, further improves the stability of the learning desk during lifting and use, ensures the safety of children during use, and each support plate 3 is fixedly connected with an antiskid pad at the bottom, the antiskid pad can ensure that the learning desk remains stable, avoid accidents such as falling of articles or falling of children caused by sliding, further improve the safety of the learning desk, and create a safe and reliable learning environment for children.

[0025] Working principle: through rotating hand wheel 6 drive worm 5 rotation, worm 5 drive worm wheel 44 rotation, so that worm wheel 44 drive two-way threaded rod 42 rotation, two-way threaded rod 42 drive two support blocks 43 relative movement, so that support block 43 along the surface of the ball 41 sliding, so that support block 43 push ball 41 and sliding plate 2, sliding plate 2 along the inner wall of support plate 3 sliding, so that sliding plate 2 drive table plate 1 raise, adapt to the use requirement of children of different height, provide comfortable learning height for children.

[0026] Please refer to Figures 1-4 On the basis of the above embodiment, another embodiment of the utility model, the table plate 1 is provided with auxiliary mechanism 8, auxiliary mechanism 8 includes: mounting groove 81, mounting groove 81 is set up in the top of table plate 1, the inner wall of mounting groove 81 is hinged with movable plate 82, the bottom inner wall of mounting groove 81 is provided with sliding slot 83, the back inner wall of sliding slot 83 is rotatably connected with lead screw 84 through bearing, the outer wall of lead screw 84 is threadedly connected with sliding block 85, the top of sliding block 85 is hinged with support arm 86, the other end of support arm 86 is hinged with the bottom of movable plate 82, the outer wall of sliding block 85 is slidably connected with the inner wall of sliding slot 83, sliding block 85 is limited through sliding slot 83, so that the rotary motion of sliding block 85 is changed into horizontal movement, the front end of lead screw 84 penetrates table plate 1 and extends forward, the extension end of lead screw 84 is fixedly connected with knob 87, the rotation of knob 87 can drive lead screw 84 to rotate, lead screw 84 rotates and drives sliding block 85 to move horizontally under the limitation of sliding slot 83, sliding block 85 drives support arm 86 to rotate around the hinge point and pushes movable plate 82, so that movable plate 82 rotates around the hinge point, and then the angle of movable plate 82 is adjusted, so that books and the like can be placed on movable plate 82, so that books can be better viewed, which helps to protect children's eyesight, prevent cervical problems caused by long-term learning, and promote the healthy development of children's bodies.

[0027] Working principle: through rotating knob 87 drive lead screw 84 rotation, lead screw 84 rotation drives sliding block 85 to move horizontally under the limitation of sliding slot 83, sliding block 85 drives support arm 86 to rotate around the hinge point and pushes movable plate 82, so that movable plate 82 rotates around the hinge point, and then the angle of movable plate 82 is adjusted, so that books and the like can be placed on movable plate 82, so that books can be better viewed.

[0028] The utility model provides a kind of learning table for children of convenient adjustment, and there are many methods and ways to realize the technical scheme of the specific implementation, above-mentioned is only preferred implementation mode of the utility model, it should be pointed out, for the ordinary skilled person in the art, without departing from the principle of the utility model, can make some improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the utility model. The components not specified in the embodiment can be realized by existing technology.

Claims

1. A child's learning table with easy adjustment, comprising a table top (1), characterized in that: The bottom of the table plate (1) is fixedly connected with two sliding plates (2), the outer wall of each sliding plate (2) is slidably connected with a supporting plate (3), and the supporting plate (3) is provided with a lifting mechanism (4). The lifting mechanism (4) comprises a plurality of balls (41), a two-way threaded rod (42), the bottom of the sliding plate (2) is arc-shaped, the balls (41) are embedded in the bottom of the sliding plate (2), the number of the balls (41) is several, and the balls (41) are arranged at equal intervals, the two-way threaded rod (42) is rotatably connected to the inner wall below the sliding plate (2) through a bearing, the reverse threads of the two-way threaded rod (42) are respectively threadedly connected with supporting blocks (43), and the bottom of the supporting block (43) is slidably connected with the bottom inner wall of the supporting plate (3), and the outer wall of the two-way threaded rod (42) is fixedly sleeved with a worm wheel (44). The two supporting plates (3) are rotatably connected by a worm (5) through a bearing, the left end of the worm (5) penetrates the supporting plate (3) and extends to the left, and the extending end of the worm (5) is fixedly connected with a hand wheel (6).

2. A child learning desk with easy adjustment as claimed in claim 1 wherein: The two supporting blocks (43) are oppositely arranged, the top of each supporting block (43) is inclined and abuts against the ball (41), and the worm (5) is engaged with two groups of worm wheels (44).

3. A child learning table for easy adjustment as claimed in claim 1 wherein: The two supporting plates (3) are fixedly connected with a foot pedal (7), the inside of the foot pedal (7) is hollow, and the left and right sides are open, and the worm (5) is located on the inside of the foot pedal (7).

4. The adjustable children's learning table of claim 1, wherein: The table plate (1) is provided with an auxiliary mechanism (8), the auxiliary mechanism (8) comprises a mounting groove (81), the mounting groove (81) is formed in the top of the table plate (1), the inner wall of the mounting groove (81) is hingedly connected with a movable plate (82), the bottom inner wall of the mounting groove (81) is provided with a sliding groove (83), the back inner wall of the sliding groove (83) is rotatably connected with a lead screw (84) through a bearing, the outer wall of the lead screw (84) is threadedly connected with a sliding block (85), the top of the sliding block (85) is hingedly connected with a supporting arm (86), and the other end of the supporting arm (86) is hingedly connected with the bottom of the movable plate (82).

5. A child learning table for ease of adjustment as claimed in claim 4 wherein: The outer wall of the sliding block (85) is slidably connected with the inner wall of the sliding groove (83), the front end of the lead screw (84) penetrates the table plate (1) and extends forward, and the extending end of the lead screw (84) is fixedly connected with a knob (87).

6. The adjustable children's learning table of claim 1, wherein: The bottom of each supporting plate (3) is fixedly connected with a non-slip pad.

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