CN214258329U

CN214258329U - Learning desk

Info

Publication number: CN214258329U
Application number: CN202021861267.7U
Authority: CN
Inventors: 蔡兆忠
Original assignee: Xinxiang Dayou Industry Co ltd
Current assignee: Xinxiang Dayou Industry Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-09-24
Anticipated expiration: 2030-08-31

Abstract

The utility model discloses a learning table, which comprises two table legs, wherein a first upright post and a second upright post which are coaxially sleeved and hollow are vertically arranged on each table leg, a first lead screw transmission device is arranged in the first upright post and the second upright post, the top end of the first lead screw transmission device is connected with a first driving rod, and the end part of the first driving rod is connected with a first rocking handle; the first rocking handle can enable the learning table to ascend or descend through the first screw rod transmission device; a bearing frame is arranged on the table legs, and a supporting plate is arranged on one side of the bearing frame close to the user; a movable table plate is arranged on the bearing frame, and the back side of the movable table plate is hinged with one end of the second screw rod transmission device; the other end of the second screw rod transmission device is connected with a second driving rod, and the end part of the second driving rod is connected with a second rocking handle; the second rocking handle is rotated to incline the table top through the second screw rod transmission device. The utility model discloses can realize that the height of desk is adjustable and the inclination of desktop is adjustable, excellent in use effect.

Description

Learning desk

Technical Field

The utility model relates to a study table, in particular to a liftable study table suitable for students use.

Background

Common household tables are generally fixed in height, and the table tops are not adjustable. For children, growth and development are fast, height changes greatly, and height and desk mismatch can appear because the height of desk can not change, and its comfort level also diverse also can cause its position of sitting improper with the unmatched study table of self, and the improper meeting of long-time position of sitting can cause its eyesight and vertebra scheduling problem. The common desk top is generally horizontally fixed, the body of a child is usually habitually inclined forwards when the child writes, reads or draws, the spine of the child is prone to being bent abnormally after the child writes, reads or draws on the horizontal desk top for a long time, and the health of the student is seriously affected. There is therefore a need for a solution to the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a learning desk aiming at the problems in the prior art, which can adjust the height of the desk according to the height of children to meet the requirements of different age stages; the desk top can be inclined at a certain angle, so that children can obtain a proper sight angle when writing, reading or drawing, and the influence on the health of the students caused by the forward leaning and head lowering of the bodies of the students is effectively avoided.

In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:

a learning desk comprises two desk legs; a first upright post and a second upright post which are coaxially sleeved and hollow are vertically arranged on each table foot, a first screw rod transmission device is arranged in the first upright post and the second upright post, the top end of the first screw rod transmission device is connected with a first driving rod, and the end part of the first driving rod is connected with a first rocking handle; a bearing frame is arranged on the table legs, and one side of the bearing frame, which is close to the user, is provided with a supporting plate for placing the elbows of the user when the table legs are used; a movable table plate is arranged on the bearing frame, and the back side of the movable table plate is hinged with one end of the second screw rod transmission device; the other end of the second screw rod transmission device is connected with a second driving rod, and the end part of the second driving rod is connected with a second rocking handle; the first rocking handle is rotated, and the learning table can be lifted or lowered through the first screw rod transmission device; the second rocking handle is rotated, and the desktop can be inclined at a certain angle through the second screw rod transmission device.

Further, the first lead screw transmission device comprises a first lead screw, a first lead screw nut, a first bevel gear and a second bevel gear; the first lead screw nut is fixedly arranged in the second stand column, the lower end of the first lead screw is in threaded connection with the first lead screw nut, the top end of the first lead screw is connected with a first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is connected with a first driving rod.

Further, the second lead screw transmission device comprises a second lead screw, a second lead screw nut, a connecting piece, a third bevel gear and a fourth bevel gear; the upper end of the connecting piece is hinged with the back side of the movable table plate, and the lower end of the connecting piece is hinged with a second lead screw nut; the second screw rod is fixed on one side of the bearing frame and is in screw connection with a second screw rod nut; one end of the second screw rod is connected with a third bevel gear, the third bevel gear is meshed with a fourth bevel gear, and the fourth bevel gear is connected with a second driving rod.

Further, the first screw rod transmission device and the first driving rod are arranged in the bearing frame.

Further, the second screw rod transmission device and the second driving rod are arranged in the bearing frame.

Further, the first rocking handle is a detachable structure design, such as: the insertion end of the first rocking handle is designed into a hexagonal column body, and the assembly end of the inserted first screw rod transmission device is also provided with a matched sleeve with a hexagonal section, so that the first rocking handle can complete the rocking action, and can be pulled out from the assembly end of the first screw rod transmission device when not in use.

Further, the second rocking handle is also detachable, and the structure can refer to the detaching mechanism.

The utility model has the advantages that:

1. the height of the desk can be adjusted, and the inclination angle of the desktop can be adjusted; can match the heights of teenagers in different development periods and meet the requirements of different inclination angles of the table top when writing, reading or drawing.

2. The design of the umbrella teeth can enable the rocking handle to be arranged on one side facing a user, and the office table can be conveniently lifted at any time. When the desk is compactly arranged, the desk can be conveniently adjusted.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

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

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

fig. 3 is a bottom view of the present invention;

FIG. 4 is an enlarged view of a second lead screw drive of the present invention;

the reference numbers in the figures illustrate: 1. a table leg; 2. a first upright post; 3. a second upright post; 4. a first lead screw transmission device; 5. a first drive lever; 6. a first rocking handle; 7. a load-bearing frame; 8. a support plate; 9. a movable table plate; 10. a second lead screw transmission device; 11. a second drive lever; 12. a second rocking handle; 401. a first lead screw; 402. a first lead screw nut; 403. a first bevel gear; 404. a second bevel gear; 101. a second lead screw; 102. a second feed screw nut; 103. a third bevel gear; 104. a fourth bevel gear; 105. a connecting member.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.

As shown in fig. 1 to 4: a learning desk comprises two desk legs 1; a first upright post 2 and a second upright post 3 which are coaxially sleeved and hollow are vertically arranged on each table leg, a first screw rod transmission device 4 is arranged in the first upright post 2 and the second upright post 3, a first driving rod 5 is connected to the top end of the first screw rod transmission device 4, and a first rocking handle 6 is connected to the end part of the first driving rod 5; the first rocking handle 6 is rotated, and the learning table can be lifted or lowered through the first screw rod transmission device 4; a bearing frame 7 is arranged on the table legs 1, and one side of the bearing frame 7 close to a user is provided with a supporting plate 8 for placing elbows when the user uses the table; a movable table plate 9 is arranged on the bearing frame 7, and the back side of the movable table plate 9 is hinged with one end of a second screw rod transmission device 10; the other end of the second screw rod transmission device 10 is connected with a second driving rod 11, and the end part of the second driving rod 11 is connected with a second rocking handle 12; the second rocking handle 12 is rotated, and the table top can be inclined at a certain angle through the second screw rod transmission device 10.

Further, the first lead screw transmission device 4 comprises a first lead screw 401, a first lead screw nut 402, a first bevel gear 403 and a second bevel gear 404; the first lead screw nut 402 is fixedly arranged in the second upright post 3, the lower end of the first lead screw 401 is in threaded connection with the first lead screw nut 402, the top end of the first lead screw 401 is connected with a first bevel gear 403, the first bevel gear 403 is meshed with a second bevel gear 404, and the second bevel gear 404 is connected with a first driving rod 5.

Further, the second lead screw transmission device 10 comprises a second lead screw 101, a second lead screw nut 102, a connecting piece 105, a third bevel gear 103 and a fourth bevel gear 104; the upper end of the connecting piece 105 is hinged with the back side of the movable table plate 9, and the lower end of the connecting piece 105 is hinged with the second lead screw nut 102; the second screw rod 101 is fixed on one side of the bearing frame 7 and is spirally connected with the second screw rod nut 102; one end of the second screw rod 101 is connected with a third bevel gear 103, the third bevel gear 103 is meshed with a fourth bevel gear 104, and the fourth bevel gear 104 is connected with a second driving rod 11.

Further, the first screw transmission 4 and the first driving rod 5 are arranged in the bearing frame.

Further, the second screw transmission 10 and the second driving rod 11 are arranged in the bearing frame.

Further, the first rocking handle 6 is detachable.

Further, the second handle 12 is detachable.

The above examples are merely illustrative for clarity and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. It is not necessary or necessary to exhaustively enumerate all embodiments herein, and obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a learning table, includes that it cup joints hollow first stand (2) and second stand (3), its characterized in that to install the coaxial on every table foot of two table feet (1) perpendicularly: the first screw rod transmission device (4) is arranged in the first upright post (2) and the second upright post (3), the top end of the first screw rod transmission device (4) is connected with a first driving rod (5), and the end part of the first driving rod (5) is connected with a first rocking handle (6); the first rocking handle (6) is rotated, and the learning table can be lifted or lowered through the first screw rod transmission device (4); a bearing frame (7) is arranged on the table legs (1), and a support plate (8) is arranged on one side, close to a user, of the bearing frame (7); a movable table plate (9) is arranged on the bearing frame (7), and the back side of the movable table plate (9) is hinged with one end of a second screw rod transmission device (10); the other end of the second screw rod transmission device (10) is connected with a second driving rod (11), and the end part of the second driving rod (11) is connected with a second rocking handle (12); the second rocking handle (12) is rotated, and the table top is inclined through the second screw rod transmission device (10).

2. A learning table as claimed in claim 1, wherein: the first lead screw transmission device (4) comprises a first lead screw (401), a first lead screw nut (402), a first bevel gear (403) and a second bevel gear (404); the first screw rod nut (402) is fixedly arranged in the second upright post (3), the lower end of the first screw rod (401) is in threaded connection with the first screw rod nut (402), the top end of the first screw rod (401) is connected with a first bevel gear (403), the first bevel gear (403) is meshed with a second bevel gear (404), and the second bevel gear (404) is connected with a first driving rod (5).

3. A learning table as claimed in claim 1, wherein: the second lead screw transmission device (10) comprises a second lead screw (101), a second lead screw nut (102), a connecting piece (105), a third bevel gear (103) and a fourth bevel gear (104); the upper end of the connecting piece (105) is hinged with the back side of the movable table plate (9), and the lower end of the connecting piece (105) is hinged with the second lead screw nut (102); the second screw rod (101) is fixed on one side of the bearing frame (7) and is spirally connected with the second screw rod nut (102); one end of the second screw rod (101) is connected with a third bevel gear (103), the third bevel gear (103) is meshed with a fourth bevel gear (104), and the fourth bevel gear (104) is connected with a second driving rod (11).

4. A learning table as claimed in claim 1 or 2, wherein: the first screw rod transmission device (4) and the first driving rod (5) are arranged in the bearing frame.

5. A learning table as claimed in claim 1 or 3 wherein: the second screw rod transmission device (10) and the second driving rod (11) are arranged in the bearing frame.