CN206507542U - A kind of Multifunctional extension table - Google Patents

Abstract

The utility model discloses a multifunctional telescopic table, which comprises a tabletop, a base, a supporting telescopic column and a transmission device. The bases are connected, and the transmission device is arranged in the base to adjust the height of the table; The positions of the two bevel gear sets correspond to the positions of the corresponding supporting telescopic columns respectively, and are respectively connected with the corresponding supporting telescopic columns; one end of the first rotating shaft is also provided with a first spur gear. The multifunctional telescopic table can manually or automatically adjust the height of the desktop, is foldable, and is convenient to use.

Description

A multifunctional telescopic table

technical field

The utility model belongs to the technical field of office furniture, in particular to a multifunctional telescopic table.

Background technique

At present, the classroom space of each school is limited in size, and at any time, it is occupied by tables and chairs, causing a lot of inconvenience. In ordinary study and life, we can also find the inconvenience brought by the classroom desk. The problem has the following points:

1. The table is fixed and cannot be moved, which makes cleaning inconvenient. Fixed and occupied classroom space, it is impossible to hold other rich and colorful cultural and sports activities in the room. 2. Due to the fixed size of the table, there is no need for humanization. 3. The desktop area is small and there are few things to put on it, which cannot meet the needs of individualization.

Utility model content

The technical problem to be solved by the utility model is to provide a multi-function telescopic table with adjustable table height, foldable and convenient use, aiming at the deficiencies of the above-mentioned prior art.

In order to solve the above technical problems, the technical solution adopted by the utility model is, a multifunctional telescopic table, including a desktop, a base, a supporting telescopic column and a transmission device, the supporting telescopic column is two, and the interval is vertically arranged on the base Above, the desktop is connected to the base through two supporting telescopic columns, and the transmission device is arranged in the base to adjust the height of the desktop; the transmission device includes a first rotating shaft arranged in the base and parallel to the desktop, on the first rotating shaft There are two bevel gear sets at intervals, the positions of the two bevel gear sets correspond to the positions of the corresponding supporting telescopic columns, and they are respectively connected with the corresponding supporting telescopic columns; one end of the first rotating shaft is also provided with a first straight gear.

The transmission device also includes a second rotating shaft arranged in front of the first rotating shaft and parallel to it, a second spur gear is arranged on the second rotating shaft, and the positions of the second spur gear and the first spur gear correspond to each other and mesh with each other; The two rotating shafts are used to drive the second spur gear to rotate to drive the first spur gear to rotate.

Further, a roller is arranged on the first rotating shaft between the two bevel gear sets, and the roller is used for people to step on and turn with their feet to drive the first rotating shaft to rotate.

Further, a DC motor is also included, and the DC motor is connected with the second rotating shaft to drive the second rotating shaft to rotate.

Further, the supporting telescopic column includes a cylinder connected to the bottom of the desktop and a lead screw sheathed in the cylinder, a fixing nut is arranged in the cylinder, and the lead screw is connected with the longitudinal gear of the bevel gear set.

Further, the desktop includes a first panel and a second panel that are spaced up and down and arranged in parallel, and the first panel and the second desktop are connected by connecting rods so that the first panel can be folded on the second panel .

Further, a folding plate is connected to the left and right ends of the second plate surface.

Further, a drawer with an open end is provided at the bottom of the second board.

Further, the base is box-shaped, and the bottom of the base is also provided with sliding wheels.

Further, a handle is provided at the end of the second rotating shaft, and the handle is used to shake the second rotating shaft to rotate.

Further, a first button and a second button are arranged on the bottom plate of the drawer, and the first button and the second button are respectively used to control the forward rotation and reverse rotation of the second rotating shaft.

A multi-functional telescopic table of the utility model has the following advantages: 1. The height can be adjusted, and the table is small in size after shrinking, occupies a small area, and is convenient to move. 2. The mechanical mechanism is used to adjust the height of the desktop completely manually, which saves energy and is suitable for the office needs of modern people. 3. A DC motor can also be used to adjust the height of the desktop to meet different users. 4. High transmission efficiency and accurate positioning. 5. It saves space and has a wide range of applications.

Description of drawings

Fig. 1 is the structural representation of a kind of multifunctional telescoping table of the utility model;

Fig. 2 is the structural representation of the desktop in the utility model;

Among them: 1. Desktop; 2. Support telescopic column; 3. Base; 4. The first rotating shaft; 5. Bevel gear set; 6. Lead screw; 7. Cylinder; 8. The first straight gear; 10. Second rotating shaft; 11. Roller; 12. First plate; 13. Second plate; 14. Link; 15. Folding plate; 16. Drawer; 17. Sliding wheel; 18. Second spur gear; 19. Coupling; 20. DC motor; 21. First button; 22. Second button.

detailed description

The utility model is a multifunctional telescopic table, as shown in Figure 1, comprising a desktop 1, a base 3, a support telescopic column 2 and a transmission device, the support telescopic column 2 is two, and the interval is vertically arranged on the base 3 , the desktop 1 is connected to the base 3 through two supporting telescopic columns 2, and the transmission device is arranged in the base 3 for adjusting the height of the desktop 1; 1 parallel to the first rotating shaft 4, two bevel gear sets 5 are arranged at intervals on the first rotating shaft 4, the positions of the two bevel gear sets 5 are respectively corresponding to the positions of the corresponding supporting telescopic columns 2, and respectively The corresponding supporting telescopic columns 2 are connected; one end of the first rotating shaft 4 is also provided with a first spur gear 8;

The transmission device also includes a second rotating shaft 10 arranged in front of the first rotating shaft 4 and parallel thereto. The second rotating shaft 10 is provided with a second spur gear 18 . The positions of the second spur gear 18 and the first spur gear 8 are corresponding. , and mesh with each other; the second rotating shaft 10 is used to drive the second spur gear 18 to rotate, so as to drive the first spur gear 8 to rotate. The base 3 is box-shaped, and the bottom of the base 3 is also provided with sliding wheels 17 . During actual production, a handle 9 is provided at the end of the second rotating shaft 10, and the user can shake the handle 9 to adjust the height of the desktop 1 according to his own needs.

The utility model is a multifunctional telescopic table, on the first rotating shaft 4, there is a roller 11 between the two bevel gear sets 5, the roller 11 is used for people to step on and rotate with their feet, so as to drive the first rotating shaft 4 to rotate. It also includes a DC motor 20, the DC motor 20 is connected to the second rotating shaft 10 through a coupling 19, and is used to drive the second rotating shaft 10 to rotate, and through the forward rotation and reverse rotation of the DC motor 20, the clockwise rotation of the second rotating shaft 10 is realized. and counterclockwise rotation, the first switch 21 and the second switch 22 for controlling the forward rotation and reverse rotation of the DC motor 20 are arranged on the bottom plate of the drawer 16, which is convenient for users to operate.

The supporting telescopic column 2 includes a cylinder 7 connected to the bottom of the desktop 1 and a lead screw 6 sleeved in the cylinder. A fixing nut is arranged in the cylinder 7, and the lead screw 6 is connected with the longitudinal gear of the bevel gear set 5 . The first rotating shaft 4 is provided with a roller 11, and a person sitting on a chair can realize the fine adjustment of the desktop 1 by stepping on the roller 11 to rotate with one's feet.

As shown in Figure 2, the desktop 1 includes a first plate surface 12 and a second plate surface 13 that are spaced up and down and arranged in parallel. The first plate surface 12 and the second desktop surface 13 are connected by a connecting rod 14, so that the first plate surface 12 can be folded on the second board surface 13 . Both left and right ends of the second plate surface 13 are connected with a folding plate 15 . A drawer 16 with an open end is also provided at the bottom of the second board surface 13 . School supplies such as computers can be placed on the first board 12, and the second board 13 is mainly used for studying. Two folding boards 15 can be drawn out on both sides of the first board surface 13, in order to place redundant books and other things when studying.

Claims (10)

1. a kind of Multifunctional extension table, it is characterised in that including desktop (1), base (3), support telescopic post (2) and transmission dress Put, the support telescopic post (2) is two, and interval is vertically arranged on base (3), the desktop (1) passes through two supports Telescopic mast (2) is connected with base (3), and the transmission device is arranged in base (3), the height for adjusting desktop (1)；

The transmission device includes being arranged in base (3) and the first rotating shaft (4) parallel with desktop (1), described first turn Two bevel gear sets (5) are arranged at intervals with axle (4), the position of two bevel gear sets (5) is stretched with corresponding support respectively The position of contracting post (2) is corresponding, and is connected respectively with corresponding support telescopic post (2)；One end of the first rotating shaft (4) is also It is provided with the first spur gear (8)；

The transmission device also includes being arranged in front of first rotating shaft (4) and the second rotating shaft (10) in parallel, described second The second spur gear (18) is provided with rotating shaft (10), second spur gear (18) is corresponding with the position of the first spur gear (8), And intermeshing；Second rotating shaft (10) is used to drive the second spur gear (18) to rotate, to drive the first spur gear (8) to turn It is dynamic.

2. according to a kind of Multifunctional extension table described in claim 1, it is characterised in that on the first rotating shaft (4), and be located at Roller (11) is provided between two bevel gear sets (5), the roller (11) is trampled and rotated with pin for people, to drive One rotating shaft (4) is rotated.

3. according to a kind of Multifunctional extension table described in claim 1 or 2, it is characterised in that also including direct current generator (20), institute State direct current generator (20) with the second rotating shaft (10) to be connected, for driving the second rotating shaft (10) to rotate.

4. according to a kind of Multifunctional extension table described in claim 3, it is characterised in that the support telescopic post (2) include with It is provided with and leading screw in desktop (1) bottom cylinder (7) being connected and the leading screw (6) being set in cylinder, the cylinder (7) (6) fixing nut matched, the leading screw (6) is connected with longitudinal gear of bevel gear set (5).

5. according to a kind of Multifunctional extension table described in claim 4, it is characterised in that the desktop (1) include between the upper and lower every And the first plate face (12) and the second plate face (13) be arrangeding in parallel, first plate face (12) and the second plate face (13) pass through connecting rod (14) it is connected, so that first plate face (12) may be folded in the second plate face (13).

6. according to a kind of Multifunctional extension table described in claim 5, it is characterised in that the left and right two of second plate face (13) End is respectively connected with a folded sheet (15).

7. according to a kind of Multifunctional extension table described in claim 5 or 6, it is characterised in that the second plate face (13) bottom It is additionally provided with the drawer (16) of open at one end.

8. according to a kind of Multifunctional extension table described in claim 7, it is characterised in that the base (3) is case shape, and institute The bottom for stating base (3) is additionally provided with movable pulley (17).

9. according to a kind of Multifunctional extension table described in claim 8, it is characterised in that the end of second rotating shaft (10) is set Crank (9) is equipped with, the crank (9) is used to shake the second rotating shaft (10) rotation.

10. according to a kind of Multifunctional extension table described in claim 9, it is characterised in that set on drawer (16) bottom plate There are the first button (21) and the second button (22), first button (21) and the second button (22) are respectively used to second turn of control Axle (10) are rotated and reverse.