CN220384551U - Table with adjustable height - Google Patents

Abstract

The utility model discloses a height-adjustable table, which comprises a table top, wherein a table frame is fixedly connected to the table top, supporting legs are connected to the table frame in a sliding manner, a containing mechanism is arranged at the lower end of the table top, a lifting mechanism is arranged in the table frame, a guide rod is connected to the supporting legs in a sliding manner, a support plate is fixedly connected to the guide rod, a connector is fixedly connected to the lower end of the support plate, a universal wheel is fixedly connected to the lower end of the connector, a motor is used for controlling a threaded rod to rotate, the threaded rod is convenient to drive the support plate to stretch and retract, and the universal wheel is adjusted to carry by means of the universal wheel, so that the universal wheel can be contained after a user carries the table, time and labor are saved, and operation and control are simple.

Description

Table with adjustable height

Technical Field

The utility model relates to the field of adjustable tables, in particular to a height-adjustable table.

Background

Companies, schools, etc. are provided with tables and chairs for people to sit on, which facilitate work or education by people using computers and books. For example, the utility model patent with the publication number of CN205197376U provides a desk with adjustable height, which comprises four square bottom legs, a connecting flat plate is arranged between the four bottom legs, two parallel sliding grooves are arranged on the upper end surface of the connecting flat plate, a sliding block with an upper wedge surface is movably arranged in each sliding groove, a connecting vertical plate is arranged on one side of each sliding block, a nut is arranged on the connecting vertical plate, an adjusting screw is supported above the connecting supporting plate through a supporting plate, and the adjusting screw is in threaded connection with the nut; the top table legs of the square sleeve-shaped structure are arranged, the lower ends of the four top table legs are sleeved at the upper ends of the four bottom table legs one by one, and are respectively and fixedly connected with adjustable bolts, a table top is arranged at the upper ends of the four top table legs, fixing blocks with lower wedge faces are arranged at the lower ends of the table top, and the lower wedge faces of the two fixing blocks are in wedge fit with the upper wedge faces of the two sliding blocks one by one. The existing adjustable table is inconvenient to move and carry, efficiency is affected, the height is inconvenient to adjust, and time and labor are wasted in adjusting the height. Accordingly, improvements in the art are needed.

Disclosure of Invention

The utility model provides a height-adjustable table, which solves the technical problems that the height-adjustable table is inconvenient to move, inconvenient to carry, efficiency is affected, the height is inconvenient to adjust, and time and labor are wasted in adjusting the height.

In order to solve the technical problems, the height-adjustable table provided by the utility model comprises a table top, wherein a table frame is fixedly connected to the table top, supporting legs are connected to the table frame in a sliding manner, a containing mechanism is arranged at the lower end of the table top, a lifting mechanism is arranged in the table frame, a guide rod is connected to the supporting legs in a sliding manner, a support plate is fixedly connected to the guide rod, a connector is fixedly connected to the lower end of the support plate, and a universal wheel is fixedly connected to the lower end of the connector.

Preferably, the storage mechanism comprises a connecting rod, a thread bush, a threaded rod, a first limiting block and a motor, wherein the connecting rod is fixedly connected to the desktop, the thread bush is fixedly connected to the connecting rod, the threaded rod is connected to the inside of the thread bush through threads, and the first limiting block is fixedly sleeved on the outer side of the threaded rod. Through the receiving mechanism, convenient to use person receives the universal wheel.

Preferably, the support plate is fixedly connected with a motor, and the output end of the motor is fixedly connected with the threaded rod. The motor controls the extension and retraction of the support plate, so that the control of a user is facilitated.

Preferably, the elevating system includes spacing seat, pull rod, limiting plate, spring, hand wheel, pivot, first bevel gear, second bevel gear, lifter, fixedly connected with spacing seat on the desktop, the inside sliding connection of spacing seat has the pull rod, the fixed limiting plate that has cup jointed in the outside of pull rod, limiting plate and spacing seat sliding connection, the outside of pull rod is provided with the spring, the outside sliding sleeve of pull rod has the hand wheel, fixedly connected with first bevel gear in the pivot, the meshing has the second bevel gear on the first bevel gear, the inside fixedly connected with lifter of second bevel gear, the lifter passes through bearing connection with the table frame, threaded connection is passed through with the landing leg to the lifter. Through elevating system, convenient to use person adjusts desktop height.

Preferably, one end of the spring is fixedly connected with the limiting seat, and the other end of the spring is fixedly connected with the limiting plate. The pull rod is automatically inserted into the hand wheel through the self elasticity of the spring.

Preferably, the inside of the table frame is connected with a rotating shaft through a bearing, and the rotating shaft is fixedly connected with a hand wheel. Through the pivot of hand wheel rotation, the user of being convenient for adjusts the stabilizer blade height on table frame both sides simultaneously.

Compared with the related art, the height-adjustable table provided by the utility model has the following beneficial effects:

the utility model provides a height-adjustable table, which is characterized in that a storage mechanism is designed, a motor is used for controlling a threaded rod to rotate, the threaded rod is conveniently driven to stretch and retract by the threaded rod, and the telescopic universal wheels are adjusted to carry by means of the universal wheels, so that the table is more convenient to carry, and after a user carries the table, the universal wheels can be stored, so that the table is time-saving, labor-saving and simple to operate.

The utility model provides a height-adjustable table, which is characterized in that a lifting mechanism is arranged in a table frame, a hand wheel can be rotated to adjust the height of a supporting leg only by pulling a pull rod, a user can conveniently adjust the height of a table top, and the pull rod is loosened when the table top is rotated to a proper height, so that the table top can be prevented from accidentally falling.

Drawings

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

FIG. 2 is a front cross-sectional view of the present utility model of FIG. 1;

FIG. 3 is a right side cross-sectional view of the present utility model of FIG. 2;

fig. 4 is an enlarged view of the structure of the portion a of fig. 2.

Reference numerals in the drawings: 1. a tabletop; 2. a table frame; 3. a support leg; 4. a storage mechanism; 41. a connecting rod; 42. a thread sleeve; 43. a threaded rod; 44. a limiting block; 45. a motor; 5. a lifting mechanism; 51. a limit seat; 52. a pull rod; 53. a limiting plate; 54. a spring; 55. a hand wheel; 56. a rotating shaft; 57. a first bevel gear; 58. a second bevel gear; 59. a lifting rod; 6. a support plate; 7. a guide rod; 8. a connector; 9. and a universal wheel.

Detailed Description

Referring to fig. 1 and 2, a height-adjustable table comprises a table top 1, a table frame 2 is fixedly connected to the table top 1, supporting legs 3 are slidably connected to the table frame 2, a containing mechanism 4 is arranged at the lower end of the table top 1, a lifting mechanism 5 is arranged in the table frame 2, a guide rod 7 is slidably connected to the supporting legs 3, a support plate 6 is fixedly connected to the guide rod 7, a connector 8 is fixedly connected to the lower end of the support plate 6, and universal wheels 9 are fixedly connected to the lower end of the connector 8.

Referring to fig. 1 and 2, the storage mechanism 4 includes a connecting rod 41, a threaded sleeve 42, a threaded rod 43, a first limiting block 44, and a motor 45, wherein the connecting rod 41 is fixedly connected to the desktop 1, the threaded sleeve 42 is fixedly connected to the connecting rod 41, the threaded rod 43 is screwed to the interior of the threaded sleeve 42, the first limiting block 44 is fixedly sleeved on the outer side of the threaded rod 43, the motor 45 is fixedly connected to the support plate 6, and the output end of the motor 45 is fixedly connected to the threaded rod 43.

Referring to fig. 1, 2, 3 and 4, the lifting mechanism 5 includes a limit seat 51, a pull rod 52, a limit plate 53, a spring 54, a hand wheel 55, a rotating shaft 56, a first bevel gear 57, a second bevel gear 58 and a lifting rod 59, wherein the limit seat 51 is fixedly connected to the table top 1, the pull rod 52 is slidably connected to the inside of the limit seat 51, the limit plate 53 is fixedly sleeved on the outer side of the pull rod 52, the limit plate 53 is slidably connected to the limit seat 51, the spring 54 is arranged on the outer side of the pull rod 52, one end of the spring 54 is fixedly connected to the limit seat 51, the other end of the spring 54 is fixedly connected to the limit plate 53, the rotating shaft 56 is fixedly connected to the hand wheel 55 through a bearing, the hand wheel 55 is slidably sleeved on the outer side of the pull rod 52, the first bevel gear 57 is fixedly connected to the rotating shaft 56, the second bevel gear 58 is meshed to the first bevel gear 57, the lifting rod 59 is fixedly connected to the inside of the second bevel gear 58, the lifting rod 59 is connected to the table frame 2 through a bearing, and the lifting rod 59 is connected to the supporting leg 3 through threads.

Working principle: when the desk needs to be moved, the motor 45 is started, the output end of the motor 45 drives the threaded rod 43 to rotate, the threaded rod 43 and the threaded sleeve 42 do threaded motion, and the threaded sleeve 42 is fixedly connected with the connecting rod 41, so that the motor 45 drives the support plate 6 to descend, the universal wheels 9 can contact the ground, the desk can be moved, the desk can be carried more conveniently with the help of the universal wheels 9, when the desk does not need to be moved, the motor 45 is started, the output end of the motor 45 drives the threaded rod 43 to reversely rotate, and the threaded rod 43 and the threaded sleeve 42 do threaded motion, so that the motor 45 drives the support plate 6 to ascend, and the storage of the universal wheels 9 is completed.

When the height of the supporting leg 3 needs to be adjusted, the pull rod 52 is pulled, the pull rod 52 drives the limiting plate 53 to move, the limiting plate 53 compresses the spring 54, the pull rod 52 is separated from the hand wheel 55, the hand wheel 55 can be rotated to adjust the height of the supporting leg 3, the hand wheel 55 drives the rotating shaft 56, the rotating shaft 56 drives the first bevel gear 57 to rotate, the first bevel gear 57 drives the second bevel gear 58, the second bevel gear 58 drives the lifting rod 59 to rotate, the lifting rod 59 and the supporting leg 3 do threaded movement, a user can conveniently adjust the height of the supporting leg 3, and the height of the tabletop 1 is controlled, so that the use requirements of users with different heights are met.

Claims (6)

1. The utility model provides a desk with adjustable height, includes desktop (1), its characterized in that, fixedly connected with table frame (2) on desktop (1), the inside sliding connection of table frame (2) has landing leg (3), the lower extreme of desktop (1) is provided with receiving mechanism (4), the inside of table frame (2) is provided with elevating system (5), the inside sliding connection of landing leg (3) has guide bar (7), fixedly connected with extension board (6) on guide bar (7), the lower extreme fixedly connected with connector (8) of extension board (6), the lower extreme fixedly connected with universal wheel (9) of connector (8).

2. The height-adjustable table according to claim 1, wherein the storage mechanism (4) comprises a connecting rod (41), a threaded sleeve (42), a threaded rod (43), a first limiting block (44) and a motor (45), the connecting rod (41) is fixedly connected to the table top (1), the threaded sleeve (42) is fixedly connected to the connecting rod (41), the threaded rod (43) is connected to the inside of the threaded sleeve (42) through threads, and the first limiting block (44) is fixedly sleeved on the outer side of the threaded rod (43).

3. A height adjustable table according to claim 1, wherein the support plate (6) is fixedly connected with a motor (45), and the output end of the motor (45) is fixedly connected with a threaded rod (43).

4. The height-adjustable table according to claim 1, wherein the lifting mechanism (5) comprises a limiting seat (51), a pull rod (52), a limiting plate (53), a spring (54), a hand wheel (55), a rotating shaft (56), a first bevel gear (57), a second bevel gear (58) and a lifting rod (59), the limiting seat (51) is fixedly connected to the table top (1), the pull rod (52) is connected to the limiting seat (51) in a sliding manner, the limiting plate (53) is fixedly sleeved on the outer side of the pull rod (52), the limiting plate (53) is connected with the limiting seat (51) in a sliding manner, a spring (54) is arranged on the outer side of the pull rod (52), the hand wheel (55) is sleeved on the outer side of the pull rod (52) in a sliding manner, the rotating shaft (56) is fixedly connected with the first bevel gear (57), the second bevel gear (58) is meshed with the first bevel gear (57), the lifting rod (59) is fixedly connected to the inner side of the second bevel gear (58), and the lifting rod (59) is connected to the support leg (3) through a supporting leg (59).

5. The height-adjustable table according to claim 4, wherein one end of the spring (54) is fixedly connected with the limit seat (51), and the other end of the spring (54) is fixedly connected with the limit plate (53).

6. The height-adjustable table according to claim 4, wherein the table frame (2) is internally connected with a rotating shaft (56) through a bearing, and the rotating shaft (56) is fixedly connected with a hand wheel (55).