CN220069120U - Table convenient to height-adjusting - Google Patents

Abstract

The utility model relates to the technical field of furniture manufacturing, and discloses a table convenient for height adjustment, which comprises a base, wherein the upper end surface of the base is fixedly provided with a box body, the inside of the box body is movably clamped with a telescopic column, the outer side of the telescopic column is fixedly provided with a toothed plate, the side surface of the box body is fixedly provided with a motor, the output end of the motor is fixedly connected with a first rotating shaft, the outer part of the first rotating shaft is fixedly sleeved with a first gear, the first gear is in meshed connection with the toothed plate, the outer part of the first rotating shaft is fixedly sleeved with a second gear, the outer side of the second gear is in meshed connection with a third gear, the inner part of the third gear is fixedly connected with a second rotating shaft, one end of the second rotating shaft is fixedly sleeved with a ratchet wheel, and the upper end of the box body is fixedly connected with a connecting block.

Description

Table convenient to height-adjusting

Technical Field

The utility model relates to the technical field of furniture manufacturing, in particular to a table convenient to adjust the height.

Background

The desk is a common furniture, the upper part of the desk is provided with a plane, the lower part of the desk is provided with a support column, things can be put on the desk, things can be done, things can be eaten, things can be written, works and the like, the desk is a piece of furniture which is fixed by a smooth flat plate, legs and other supports, the desk can also be used as a noun in the language, the desk is rich and various in types, and the desk can be divided into various types according to requirements in order to meet the requirements of the public, such as office desks, dining tables, desks, computer desks, lecterns and the like.

The bulletin number is: the Chinese patent of CN212307141U discloses a liftable table, which comprises a table plate, the bilateral symmetry of table is provided with first elevating gear and second elevating gear, first elevating gear symmetry is provided with first screw drive and second screw drive, the structure of second screw drive and first screw drive and the specification of each part are the same, first elevating gear is the same with the structure of second elevating gear and the specification of each part, first screw drive includes screw rod, first logical groove, first body of rod, recess, landing leg, fixture block, third body of rod, rectangular block, nut, second logical groove and second connecting block.

This patent also has the following drawbacks: although the height of the table is adjustable, the device is not easy to brake at any time after the height is adjusted, the table is easy to fall, the table is manually adjusted, and the efficiency is low.

The present utility model therefore now proposes a table that facilitates the adjustment of the height to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a table with convenient height adjustment, which solves the problems that the table is difficult to brake at any time after the height is adjusted, easy to fall, is manually adjusted and has lower efficiency.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a desk convenient to height-adjusting, includes the base, the up end of base is fixed and is equipped with the box body, the inside movable joint of box body has flexible post, the outside of flexible post is fixed and is equipped with the pinion rack, the side of box body is fixed and is equipped with the motor, the first pivot of output fixedly connected with of motor, the outside fixed cover of first pivot is equipped with first gear, first gear and pinion rack meshing are connected, the outside fixed cover of first pivot is equipped with the second gear, the outside meshing of second gear is connected with the third gear, the inside fixedly connected with second pivot of third gear, the one end fixed cover of second pivot is equipped with the ratchet, the upper end fixedly connected with connecting block of box body, the one end rotation of second pivot is connected in the inboard of connecting block, the other end rotation of second pivot is connected at the inner wall of box body, the outside joint of ratchet has the pawl, one side fixedly connected with shell fragment of pawl, one end rotation of pawl is connected with commentaries on classics piece, commentaries on classics piece fixedly connected with is at the upper end of box body, the upper end fixedly connected with flexible post of extension.

Wherein, fixedly connected with a plurality of telescopic links between the bottom surface of plate body and the up end of base.

The bottom of the base is fixedly connected with supporting columns, and the bottom ends of the supporting columns are rotatably connected with self-locking universal wheels.

Wherein, a plurality of the upper end junctions of auto-lock universal wheel are collapsible.

Wherein, the bottom surface of base is fixed and is equipped with two drawers.

Wherein, the bottom of flexible post stretches into the base.

Wherein, the spring plate is made of beryllium copper alloy material.

Wherein, the bottom surface of motor is fixed to be equipped with the supporting seat.

Compared with the prior art, the utility model has the beneficial effects that:

when the utility model is used, the motor is started first, the output end of the motor drives the first rotating shaft, and the first rotating shaft drives the first gear to rotate. The first gear is meshed with the toothed plate, so that the telescopic column can be driven to move upwards, the plate can be driven to move up and down by moving upwards, the first rotating shaft simultaneously drives the second gear to rotate, the second gear drives the third gear to rotate, the third gear drives the ratchet wheel to rotate anticlockwise, the ratchet wheel rotates anticlockwise, the pawl is driven to stir on the outer teeth of the ratchet wheel, the elastic piece provides elastic force when stirring, the pawl rebounds in time, when the motor drives the telescopic column to a required height, the motor is closed, the ratchet wheel stops rotating along with the elastic piece, the ratchet wheel can be clamped clockwise, the first gear is stopped along with the ratchet wheel, the toothed plate cannot move, the plate body can be stopped at one height, when the height needs to be adjusted again, the tail end of the pawl is only required to be pressed, the motor is started again, the height is reduced, and when the plate ascends and descends, the telescopic rod is provided for limiting, so that the stability can be improved.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the internal structure of the present utility model;

fig. 4 is a side view of the present utility model.

In the figure: 1. a base; 2. a case body; 3. a telescopic column; 4. a toothed plate; 5. a motor; 6. a first rotating shaft; 7. a first gear; 8. a second gear; 9. a third gear; 10. a second rotating shaft; 11. a ratchet wheel; 12. a connecting block; 13. a pawl; 14. a spring plate; 15. a rotating block; 16. a plate body; 17. a telescopic rod; 18. a support column; 19. self-locking universal wheels; 20. a drawer; 21. and a supporting seat.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a desk convenient to height-adjusting, including base 1, the up end of base 1 is fixed and is equipped with box body 2, the inside movable joint of box body 2 has flexible post 3, the outside of flexible post 3 is fixed and is equipped with pinion rack 4, the side of box body 2 is fixed and is equipped with motor 5, the output fixedly connected with first pivot 6 of motor 5, the outside fixed cover of first pivot 6 is equipped with first gear 7, first gear 7 and pinion rack 4 meshing are connected, the outside fixed cover of first pivot 6 is equipped with second gear 8, the outside meshing of second gear 8 is connected with third gear 9, the inside fixedly connected with second pivot 10 of third gear 9, the fixed cover of one end of second pivot is equipped with ratchet 11, the upper end fixedly connected with connecting block 12 of box body 2, the one end rotation of second pivot 10 is connected in the inboard of connecting block 12, the other end rotation of second pivot 10 is connected in the inner wall of box body 2, the outside joint of ratchet 11 has pawl 13, one side fixedly connected with shell fragment 14 of pawl 13, the one end rotation of shell fragment 14 is connected with rotary block 15, rotary block 15 fixed connection is in the upper end of box body 2, the upper end fixedly connected with plate 16 of flexible post 3, first pivot 6 drives second gear 8 simultaneously and rotates, second gear 8 drives third gear 9 and rotates, third gear 9 drives ratchet 11 anticlockwise rotation, ratchet 11 anticlockwise rotation drives pawl 13 stir on the external tooth of ratchet 11, stir while shell fragment 14 provides elasticity, make pawl 13 in time kick-back, after motor 5 drive flexible post 3 reaches the required height, close motor 5, ratchet 11 stops rotating thereupon, pawl 13 just can block ratchet 11 clockwise, first gear 7 is stopped thereupon, pinion rack 4 just can not move, plate 16 will stop at a height.

Wherein, fixedly connected with a plurality of telescopic links 17 between the bottom surface of plate body 16 and the up end of base 1, when the panel was ascending and descending, there was telescopic link 17 to provide spacing, can improve the stability like this.

Wherein, the bottom surface four corners department of base 1 all fixedly connected with support column 18, the bottom of a plurality of support columns 18 all rotates and is connected with auto-lock universal wheel 19, can set up unnecessary space between a plurality of support columns 18, and auto-lock universal wheel 19 is convenient for install the removal, but the auto-lock is simultaneously braked thereupon again.

Wherein, the upper end junction of a plurality of auto-lock universal wheels 19 is collapsible, packs up auto-lock universal wheel 19, can let the bottom direct contact ground of support column 18, more antiskid.

Wherein, the bottom surface of base 1 is fixed to be equipped with two drawers 20, places unnecessary article, improves space utilization.

Wherein, the bottom of flexible post 3 stretches into base 1, and flexible post 3 of being convenient for stretches out and draws back, plays spacing effect simultaneously.

The spring plate 14 is made of beryllium copper alloy, and the sheet made of the beryllium copper alloy has high elasticity, good toughness and difficult bending.

Wherein, the bottom surface of motor 5 is fixed to be equipped with supporting seat 21, supports motor 5, is convenient for fix.

Working principle: when the motor is used, the motor 5 is started first, the output end of the motor 5 drives the first rotating shaft 6, and the first rotating shaft 6 drives the first gear 7 to rotate. The first gear 7 is meshed with the toothed plate 4, so that the telescopic column 3 can be driven to move upwards, the telescopic column 3 can be driven to move up and down by moving upwards, the first rotating shaft 6 simultaneously drives the second gear 8 to rotate, the second gear 8 drives the third gear 9 to rotate, the third gear 9 drives the ratchet 11 to rotate anticlockwise, the ratchet 11 rotates anticlockwise, the pawl 13 is driven to stir on the outer teeth of the ratchet 11, the elastic sheet 14 provides elastic force when stirring, the pawl 13 is enabled to rebound in time, when the motor 5 drives the telescopic column 3 to a required height, the motor 5 is closed, the ratchet 11 stops rotating along with the elastic sheet, the pawl 13 can clamp the ratchet 11 clockwise, the first gear 7 is stopped along with the ratchet 11, the toothed plate 4 cannot move, the plate 16 stops at a height, and when the height needs to be adjusted again, the motor 5 is started again, and the height is reduced.

Claims (8)

1. The utility model provides a desk convenient to height-adjusting, includes base (1), its characterized in that: the utility model discloses a ratchet spring, including base (1) and pawl, box body (2) are fixed to the up end of base (1), the inside movable joint of box body (2) has flexible post (3), the outside of flexible post (3) is fixed and is equipped with pinion rack (4), the side of box body (2) is fixed and is equipped with motor (5), the output fixedly connected with first pivot (6) of motor (5), the outside fixed cover of first pivot (6) is equipped with first gear (7), first gear (7) and pinion rack (4) meshing are connected, the outside fixed cover of first pivot (6) is equipped with second gear (8), the outside meshing of second gear (8) is connected with third gear (9), the inside fixedly connected with second pivot (10) of third gear (9), the one end fixed cover of second pivot is equipped with ratchet (11), the upper end fixedly connected with connecting block (12) of box body (2), the one end rotation of second pivot (10) is connected with the inboard at 12, the outside of the fixed connection block (14) of second pivot (2), the one end of pawl (14) is connected with one side of pawl (14), the rotating block (15) is fixedly connected to the upper end of the box body (2), and the upper end of the telescopic column (3) is fixedly connected with the plate body (16).

2. A table for facilitating height adjustment according to claim 1, wherein: a plurality of telescopic rods (17) are fixedly connected between the bottom surface of the plate body (16) and the upper end surface of the base (1).

3. A table for facilitating height adjustment according to claim 1, wherein: the four corners of the bottom surface of the base (1) are fixedly connected with support columns (18), and the bottom ends of a plurality of the support columns (18) are rotationally connected with self-locking universal wheels (19).

4. A table for facilitating height adjustment according to claim 3, wherein: the upper end joints of the self-locking universal wheels (19) are foldable.

5. A table for facilitating height adjustment according to claim 1, wherein: two drawers (20) are fixedly arranged on the bottom surface of the base (1).

6. A table for facilitating height adjustment according to claim 1, wherein: the bottom end of the telescopic column (3) stretches into the base (1).

7. A table for facilitating height adjustment according to claim 1, wherein: the spring piece (14) is made of beryllium copper alloy material.

8. A table for facilitating height adjustment according to claim 1, wherein: the bottom surface of motor (5) is fixed be equipped with supporting seat (21).