CN215685537U

CN215685537U - Lifting screen table adopting steering gear box double-rack transmission mode

Info

Publication number: CN215685537U
Application number: CN202121217558.7U
Authority: CN
Inventors: 朱斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-02-01
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses a lifting screen table adopting a steering gear box double-rack transmission mode, which comprises a supporting leg plate and is characterized in that: the inside sliding connection of landing leg board has the support frame, the middle part fixedly connected with DC elevator motor of support frame, two equal fixed connection initiative transmission shafts of output about DC elevator motor, the one end fixedly connected with awl tooth that DC elevator motor was kept away from to initiative transmission shaft turns to the gear box, the awl tooth turns to the output fixedly connected with driven transmission shaft of gear box, two lift transmission gear boxes of middle part fixedly connected with of driven transmission shaft, the mesh of lift transmission gear box is connected with the lifting rack, the last fixed surface of support frame is connected with the screen baffle, the lower fixed surface of landing leg board is connected with the base. The utility model has high moving efficiency and long service life.

Description

Lifting screen table adopting steering gear box double-rack transmission mode

Technical Field

The utility model relates to the technical field of office equipment, in particular to a lifting screen table adopting a steering gear box double-rack transmission mode.

Background

Nowadays, more and more people need desks to work, the desks are furniture which are almost necessary for every family, and the desks are needed by white collars and leaders of enterprises and personal students. The edge of the desktop is provided with the screen, so that privacy of people can be well protected, but the height of the screen of the existing desk is generally not adjustable, the shaped desk is particularly inconvenient for workplaces needing to be replaced by personnel or when the screen needs to be cancelled to be used as a small conference desk, especially for some education institutions or test rooms, when in ordinary teaching, the desks of students cannot be shielded so as to be convenient for communication with teachers, and the desks of the students need to be mutually isolated during examinations so as to prevent peeping and cheating.

Chinese patent CN201921683285.8 proposes a table capable of automatically lifting a screen, the table capable of automatically lifting a screen is provided with a plurality of support frames arranged side by side, a plurality of lifting seats, a transmission rod and a screen body, the lifting seats can be arranged on the support frames in a way of lifting up and down and are provided with gear assemblies in threaded fit with the support frames, the transmission rod is arranged on the lifting seats in a way of penetrating, when the transmission rod rotates, the gear assemblies can be driven to rotate, because the gear assemblies can be matched with the support frames in a way of threaded fit, the lifting seats can move up and down along the corresponding support frames, thereby driving the screen body to lift up and down, so that the table can be suitable for different use scenes, the universality and convenience of the table are improved, users do not need to purchase various types of tables, and the purchase cost can be saved. However, when the lifting screen table is used for lifting the screen, the rear side of the screen is not pushed by the transmission force, so that the rear side of the screen is inclined in the process of rotating the screen, and even the screen is possibly damaged.

Therefore, in order to solve the above technical problems, it is necessary to provide a lifting screen table using a dual-rack transmission mode of a steering gear box to overcome the above-mentioned drawbacks of the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a lifting screen table adopting a steering gear box and double-rack transmission mode.

In order to achieve the purpose, the utility model adopts the following technical scheme: including supporting leg board, its characterized in that: the inside sliding connection of landing leg board has the support frame, the middle part fixedly connected with DC elevator motor of support frame, two equal fixed connection initiative transmission shafts of output about DC elevator motor, the one end fixedly connected with awl tooth that DC elevator motor was kept away from to initiative transmission shaft turns to the gear box, the awl tooth turns to the output fixedly connected with driven transmission shaft of gear box, two lift transmission gear boxes of middle part fixedly connected with of driven transmission shaft, the mesh of lift transmission gear box is connected with the lifting rack, the last fixed surface of support frame is connected with the screen baffle, the lower fixed surface of landing leg board is connected with the base.

As a further description of the above technical solution:

the bevel gear steering gear box is fixedly connected with the support frame.

As a further description of the above technical solution:

the lifting transmission gear box is fixedly connected with the support frame.

As a further description of the above technical solution:

the upper surface of the supporting leg plate is fixedly connected with a table top plate.

As a further description of the above technical solution:

the lower extreme fixedly connected with protective case of lifting rack, be fixed connection between protective case and the base.

As a further description of the above technical solution:

the lower surface of base is provided with a plurality of adjustable rag screws.

As a further description of the above technical solution:

and a plurality of fixedly connected screw rods are fixedly connected between the base and the upper inner wall of the supporting leg plate.

As a further description of the above technical solution:

the screen baffle is connected with the supporting leg plate in a sliding way.

The utility model has the following beneficial effects:

compared with the prior art, this a lifting screen desk that adopts steering gear box double rack drive mode has set up direct current elevator motor, the transmission shaft, awl tooth steering gear box and lifting transmission gear box, direct current elevator motor drives the initiative transmission shaft and rotates, awl tooth steering gear box turns to the power of initiative transmission shaft and turns to 90 degrees transmission and rotate for driven transmission shaft, driven transmission shaft can drive the gear in the lifting transmission gear box and rotate, thereby make and go up and down with the fixed support frame of rack, drive the screen baffle and carry out synchronous motion, high moving efficiency, long service life.

Drawings

FIG. 1 is a single-seat schematic view of a lifting screen table using a dual-rack transmission mode of a steering gear box according to the present invention;

FIG. 2 is a schematic view of a single-seat transmission structure of a lifting screen table adopting a double-rack transmission mode of a steering gear box according to the present invention;

FIG. 3 is a schematic view of the front side of two persons of a lifting screen table using a dual rack drive mode of a steering gear box according to the present invention;

FIG. 4 is a schematic view of the back of a double-person position of a lifting screen table according to the present invention, using a double rack drive of a steering gear box;

FIG. 5 is a schematic front view of a three-position lifting screen table using a dual rack drive mode of a steering gear box according to the present invention;

FIG. 6 is a schematic view of the back of three people of a lifting screen table using a dual rack drive mode of a steering gear box according to the present invention.

Illustration of the drawings:

1. a support leg plate; 2. a screen baffle; 3. a table top plate; 4. a support frame; 5. a DC lifting motor; 6. a drive transmission shaft; 7. a bevel gear steering gear box; 8. a driven transmission shaft; 9. a lifting transmission gear box; 10. a lifting rack; 11. fixedly connecting a screw rod; 12. protecting the sleeve; 13. a base; 14. the anchor screw can be adjusted.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-6, one embodiment of the present invention is provided: including supporting leg board 1, the inside sliding connection of supporting leg board 1 has support frame 4, the middle part fixedly connected with DC elevator motor 5 of support frame 4, the inside hall signal and quick-witted case stroke limit switch of taking of DC elevator motor 5, the motor can realize many gears elevating height setting under the control of external controller, when the scope of setting for as external controller surpassed motor machinery limit stroke, limit switch takes effect, protection motor and whole transmission system do not receive the damage.

Two output ends about direct current elevator motor 5 are equal fixed connection initiative transmission shaft 6, and the one end fixedly connected with awl tooth that direct current elevator motor 5 was kept away from to initiative transmission shaft 6 turns to gear box 7 for realize 90 of power and turn to the output.

The output end of the bevel gear steering gear box 7 is fixedly connected with a driven transmission shaft 8, the middle part of the driven transmission shaft 8 is fixedly connected with two lifting transmission gear boxes 9, the lifting transmission gear boxes 9 are meshed and connected with lifting racks 10, the upper surface of the support frame 4 is fixedly connected with a screen baffle 2, and the lower surface of the support leg plate 1 is fixedly connected with a base 13.

Be fixed connection between awl tooth steering gear box 7 and the support frame 4, be fixed connection between lift transmission gear box 9 and the support frame 4, the last fixed surface of supporting leg board 1 is connected with desktop board 3, the lower extreme fixedly connected with protective case 12 of lifting rack 10, be fixed connection between protective case 12 and the base 13, the lower surface of base 13 is provided with a plurality of adjustable rag screws 14, a plurality of fixed connection lead screws 11 of fixedly connected with between the upper inner wall of base 13 and supporting leg board 1.

In addition, the screen table may be set to a two-person position, as shown in fig. 3 and 4, and the screen table may be set to a three-person position, as shown in fig. 5 and 6.

The working principle is as follows: when the screen baffle 2 needs to be lifted, the direct current lifting motor 5 drives the driving transmission shaft 6 to rotate, the bevel gear steering gear box 7 transfers the force of the driving transmission shaft 6 to 90 degrees to the driven transmission shaft 8 to rotate, the driven transmission shaft 8 can drive the gear in the lifting transmission gear box 9 to rotate, so that the support frame 4 fixed with the lifting rack 10 is lifted, the screen baffle 2 is driven to move synchronously, and when the screen baffle 2 moves to the lowest position, the protective sleeve 12 can support the screen baffle 2 after the motor stops working.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides an adopt steering gear box double rack drive mode's lift screen desk, includes supporting leg board (1), its characterized in that: the inside of the supporting leg plate (1) is connected with a supporting frame (4) in a sliding way, the middle part of the supporting frame (4) is fixedly connected with a direct current lifting motor (5), the left output end and the right output end of the direct current lifting motor (5) are both fixedly connected with a driving transmission shaft (6), one end of the driving transmission shaft (6) far away from the direct current lifting motor (5) is fixedly connected with a bevel gear steering gear box (7), the output end of the bevel gear steering gear box (7) is fixedly connected with a driven transmission shaft (8), the middle part of the driven transmission shaft (8) is fixedly connected with two lifting transmission gear boxes (9), the lifting transmission gear box (9) is engaged with a lifting rack (10), the upper surface of the supporting frame (4) is fixedly connected with a screen baffle (2), the lower surface of the supporting leg plate (1) is fixedly connected with a base (13).

2. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: the bevel gear steering gear box (7) is fixedly connected with the support frame (4).

3. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: the lifting transmission gear box (9) is fixedly connected with the support frame (4).

4. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: the upper surface of the supporting leg plate (1) is fixedly connected with a desktop plate (3).

5. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: the lower end of the lifting rack (10) is fixedly connected with a protective sleeve (12), and the protective sleeve (12) is fixedly connected with the base (13).

6. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: the lower surface of the base (13) is provided with a plurality of adjustable foundation screws (14).

7. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: a plurality of fixed connecting screw rods (11) are fixedly connected between the base (13) and the upper inner wall of the supporting leg plate (1).

8. The lifting screen table adopting the steering gear box double-rack transmission mode as claimed in claim 1, wherein: the screen baffle (2) is connected with the supporting leg plate (1) in a sliding way.