CN213757372U

CN213757372U - Combined teaching desk and chair

Info

Publication number: CN213757372U
Application number: CN202022644765.2U
Authority: CN
Inventors: 谢敏
Original assignee: Henan Jintianli Science And Education Equipment Co ltd
Current assignee: Henan Jintianli Science And Education Equipment Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-23
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a modular teaching table chair, including the base, install first lifter plate on the base, install the table on the first lifter plate, install elevating gear on the base, elevating gear keeps away from the one end and the table fixed connection of base, installs stretching device on the base, and stretching device keeps away from the one end of base and installs the layer board, installs the lift seat on the layer board. The utility model has the advantages that: drive nut and support frame through setting up the lead screw and make the table go up and down, adjust the height of table, set up the pneumatic cylinder and drive and lean on the seat to go up and down to adapt to the student of different heights, improve the suitability, be convenient for adjust the interval between leaning on seat and the table through setting up, moreover, the steam generator is simple in structure, the operation of being convenient for, improve the convenience, it is spacing to carry out first lifter plate to set up stopper and spout cooperation, prevent that first lifter plate from droing from the spout and causing the trouble, improve equipment's life.

Description

Combined teaching desk and chair

Technical Field

The utility model relates to an official working field, especially a modular teaching table chair.

Background

Most current teaching are with table chair all adopt fixed structure, because the height size of different students is different, fixed table chair is inconvenient when using to be adjusted, may not be suitable for individuality student when using, leads to the student to use uncomfortable, uses for a long time and influences student healthy, for this reason we provide a modular teaching table chair and solves above-mentioned technical problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a combined teaching table and chair.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a modular teaching table chair, includes the base, installs first lifter plate on the base, installs the table on the first lifter plate, installs elevating gear on the base, and elevating gear keeps away from the one end and the table fixed connection of base, installs stretching device on the base, and stretching device keeps away from the one end of base and installs the layer board, installs the lift seat on the layer board.

According to a further technical scheme, the lifting device is provided with a shell, the shell is installed on the base, a motor is installed in the shell, a lead screw is installed at the power output end of the motor, a fixed block is installed at one end, away from the motor, of the lead screw, a telescopic pipe is installed on one face, away from the lead screw, of the fixed block, the telescopic end of the telescopic pipe is connected with the table plate, a nut is connected to the lead screw in a threaded mode, a support frame is installed on the nut, and one face, away from the nut, of the support frame is connected with the table plate.

According to a further technical scheme, the lifting seat is provided with a second lifting plate, the second lifting plate is installed on a supporting plate, a leaning seat is installed at the telescopic end of the second lifting plate, a hydraulic cylinder is installed on the supporting plate, and the telescopic end of the hydraulic cylinder is connected with the leaning seat.

According to a further technical scheme, the stretching device is provided with a limiting groove, the limiting groove is formed in the inner side of the base, a pulley is installed in the limiting groove, a stretching support is installed on the pulley, and one end, far away from the pulley, of the stretching support is connected with the supporting plate.

A further technical scheme is that a sliding groove is formed in the base, the first lifting plate is connected with the sliding groove in a sliding mode, and a limiting block is installed at one end, close to the sliding groove, of the first lifting plate.

A further technical scheme is that the backrest seat is provided with a cotton pad, the backrest seat is provided with a handrail, and the handrail can rotate relative to the backrest seat.

Compared with the prior art, the beneficial effects of the utility model are one of following at least:

1. the utility model discloses a set up the lead screw and drive nut and support frame messenger table lift, adjust the height of table, set up the pneumatic cylinder and drive and lean on the seat to go up and down to adapt to the student of different heights, improve the suitability, be convenient for adjust through setting up and lean on the interval between seat and the table, simple structure, the operation of being convenient for improves the convenience.

2. The utility model discloses a set up stopper and spout cooperation and carry on spacingly to first lifter plate, prevent that first lifter plate from droing from the spout and causing the trouble, improve equipment's life sets up cotton pad and handrail and improves the travelling comfort.

Drawings

Fig. 1 is a perspective view of the overall structure of the present invention.

Fig. 2 is a schematic perspective view of the lifting device of the present invention.

Fig. 3 is a schematic partial sectional view of a front view of the present invention.

Fig. 4 is a schematic perspective view of the stretching bracket of the present invention.

In the figure, 1-base, 2-first lifting plate, 3-table plate, 4-lifting device, 401-shell, 402-motor, 403-screw rod, 404-nut, 405-fixed block, 406-telescopic pipe, 407-supporting frame, 5-supporting plate, 6-lifting seat, 601-second lifting plate, 602-hydraulic cylinder, 603-backrest, 7-stretching device, 701-stretching bracket, 702-limiting groove, 703-pulley, 8-limiting block, 9-sliding groove, 10-cotton pad and 11-armrest.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to an embodiment shown in fig. 1-4, a combined teaching desk and chair includes a base 1, a first lifting plate 2 is installed on the base 1, a desk plate 3 is installed on the first lifting plate 2, a lifting device 4 is installed on the base 1, one end of the lifting device 4 far away from the base 1 is fixedly connected with the desk plate 3, a stretching bracket is installed on the base 1, a supporting plate 5 is installed at one end of the stretching bracket far away from the base 1, a lifting seat 6 is installed on the supporting plate 5, the lifting device 4 has a housing 401, the housing 401 is installed on the base 1, a motor 402 is installed in the housing 401, a lead screw 403 is installed at a power output end of the motor 402, a fixed block 405 is installed at one end of the lead screw 403 far away from the motor 402, a telescopic pipe 406 is installed at one side of the fixed block 405 far away from the lead screw 403, a telescopic end of the telescopic pipe 406 is connected with the desk plate 3, a nut 404 is connected with a screw thread on the lead screw 403, a support bracket 407 is installed on the nut 404, one side of the support frame 407 far away from the nut 404 is connected with the table plate 3, the screw 403 is driven to rotate by the motor 402, the screw 403 drives the nut 404 to lift, so that the nut 404 drives the support frame 407 to lift the table plate 3 to adjust the height of the table plate 3, the applicability is improved, the lifting seat 6 is provided with a second lifting plate 601, the second lifting plate 601 is arranged on the supporting plate 5, the telescopic end of the second lifting plate 601 is provided with a back rest 603, the supporting plate 5 is provided with a hydraulic cylinder 602, the telescopic end of the hydraulic cylinder 602 is connected with the back rest 603, the back rest 603 is driven to lift by the hydraulic cylinder 602, the height of the back rest 603 is convenient, the applicability is improved, the stretching support is provided with a limit groove 702, the limit groove 702 is arranged on the inner side of the base 1, a pulley 703 is arranged in the limit groove 702, a stretching support 701 is arranged on the pulley 703, one end of the stretching support frame 701 far away from the pulley 703 is connected with the supporting plate 5, be convenient for adjust the interval between leaning on seat 603 and the table 3 through setting up, moreover, the steam generator is simple in structure, the operation of being convenient for, the convenience is improved, spout 9 has been seted up on the base 1, first lifter plate 2 and spout 9 sliding connection, stopper 8 is installed to first lifter plate 2 near the one end of spout 9, it is spacing to set up stopper 8 and spout 9 cooperation to carry out first lifter plate 2, it causes the trouble to prevent that first lifter plate 2 from droing from spout 9, improve equipment's life, lean on the seat 603 on install cotton pad 10, lean on to install handrail 11 on the seat 603, handrail 11 can rotate for leaning on seat 603, it improves the travelling comfort to set up cotton pad 10 and handrail 11.

The working process of the utility model is as follows: when using at the table chair, at first start motor 402, motor 402 drives lead screw 403 and rotates, nut 404 is under the drive of lead screw 403, it goes up and down to drive support frame 407, support frame 407 comes to promote the table 3 to suitable height, be convenient for the student to use, fixed block 405 and flexible pipe 406 come reinforcing joint strength, then drag back to the seat 603, stretch support 701 and drive pulley 703 and slide in spacing groove 702 under the drive that leans on the seat 603, drag back to suitable position with leaning on the seat 603, start hydraulic cylinder 602, hydraulic cylinder 602 promotes to lean on seat 603 go up and down to adjust to suitable height with leaning on seat 603 can.

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 invention.

Claims

1. The utility model provides a modular teaching table chair, includes base (1), its characterized in that: install first lifter plate (2) on base (1), install table (3) on first lifter plate (2), install elevating gear (4) on base (1), the one end and table (3) fixed connection of base (1) are kept away from in elevating gear (4), install stretching device (7) on base (1), the one end that base (1) were kept away from in stretching device (7) is installed layer board (5), install lift seat (6) on layer board (5).

2. A combined teaching desk and chair as claimed in claim 1 wherein: elevating gear (4) has casing (401), install on base (1) casing (401), install motor (402) in casing (401), lead screw (403) are installed to the power take off end of motor (402), fixed block (405) are installed to the one end that motor (402) were kept away from in lead screw (403), flexible pipe (406) are installed to the one side that lead screw (403) were kept away from in fixed block (405), the flexible end of flexible pipe (406) is connected with table (3), threaded connection has nut (404) on lead screw (403), install support frame (407) on nut (404), the one side that nut (404) were kept away from in support frame (407) is connected with table (3).

3. A combined teaching desk and chair as claimed in claim 1 wherein: the lifting seat (6) is provided with a second lifting plate (601), the second lifting plate (601) is installed on the supporting plate (5), the telescopic end of the second lifting plate (601) is provided with a leaning seat (603), the supporting plate (5) is provided with a hydraulic cylinder (602), and the telescopic end of the hydraulic cylinder (602) is connected with the leaning seat (603).

4. A combined teaching desk and chair as claimed in claim 1 wherein: the stretching device (7) is provided with a limiting groove (702), the limiting groove (702) is arranged on the inner side of the base (1), a pulley (703) is installed in the limiting groove (702), a stretching support (701) is installed on the pulley (703), and one end, far away from the pulley (703), of the stretching support (701) is connected with the supporting plate (5).

5. A combined teaching desk and chair as claimed in claim 1 wherein: the base (1) is provided with a sliding groove (9), the first lifting plate (2) is connected with the sliding groove (9) in a sliding mode, and a limiting block (8) is installed at one end, close to the sliding groove (9), of the first lifting plate (2).

6. A combined teaching desk and chair as claimed in claim 3 wherein: the cotton pad (10) is installed on the backrest seat (603), the handrail (11) is installed on the backrest seat (603), and the handrail (11) can rotate relative to the backrest seat (603).