CN108041833B

CN108041833B - Teaching is with multi-functional desk of height-adjusting of being convenient for

Info

Publication number: CN108041833B
Application number: CN201710999087.1A
Authority: CN
Inventors: 张惠先
Original assignee: Shandong Oupu Technology & Trade Co Ltd
Current assignee: Shandong Oupu Technology & Trade Co., Ltd.
Priority date: 2017-10-24
Filing date: 2017-10-24
Publication date: 2019-12-10
Anticipated expiration: 2037-10-24
Also published as: CN108041833A

Abstract

the invention provides a multifunctional desk convenient for height adjustment for teaching, and belongs to teaching equipment. Comprises a desk body; the upper end of the desk body is provided with a baffle; a placing box is fixedly connected to the right side of the desk body; the upper end of the placing box is horizontally provided with a sliding chute; the upper end of the sliding block is fixedly connected with a connecting rod in a horizontal and fixed mode; the upper end of the connecting rod is vertically and fixedly connected with a limiting rod, and the lower end of the limiting rod penetrates through the connecting rod; a through hole is formed in the right upper part of the desk body and right below the limiting rod; the lower end of the right side of the connecting rod is fixedly connected with a partition plate; the center position of the front end of the desk body is provided with a cover plate. The baffle plate prevents articles at the upper end of the desk body from falling off; the placing box is used for placing books; the sliding block slides in the sliding groove; articles are put into the desk body, the rotating block is rotated, so that the upper end of the clamping block is clamped on the desk body, the closing of the desk body is completed, and the articles in the desk body are prevented from falling out; the rotating shaft is driven by the rotating disc to rotate, and the rotating disc slides left and right on the rotating shaft.

Description

Teaching is with multi-functional desk of height-adjusting of being convenient for

Technical Field

The invention relates to teaching equipment, in particular to a multifunctional desk convenient for height adjustment for teaching.

Background

At present, the height distribution range of students at the same age is large, the height distribution range is reflected in a classroom, and the requirement difference of the height of a desk is also large; however, most of the existing desks are produced in a unified mode, the heights of the desks are the same and cannot be adjusted, and meanwhile, as the current school burden of students is heavier, more and more books, materials and the like of the students are provided, and the schoolbag of the students is heavier; reflect the school the inside, the space that the desk provided can not satisfy student's demand far away, in order to place study materials such as books, examination paper, the student has to pile the thing on the desk or put subaerially, the former can influence the clean and tidy and the student of classroom and see the sight of blackboard, and the latter can make dirty the thing also conveniently clean the classroom simultaneously, and the case of placing of desk generally is the open-ended moreover, and the thing of putting into drops easily, consequently needs a device to solve above-mentioned problem urgently.

Disclosure of Invention

Aiming at the defects of the prior art, the invention aims to provide a multifunctional desk which is convenient for height adjustment and used for teaching in the teaching field.

In order to solve the technical problems, the invention provides the following technical scheme:

A multifunctional desk with height convenient to adjust for teaching comprises a desk body; the upper end of the desk body is provided with a baffle; a placing box is fixedly connected to the right side of the desk body; the upper end of the placing box is horizontally provided with a sliding chute; a sliding block is arranged inside the sliding groove; the upper end of the sliding block is fixedly connected with a connecting rod in a horizontal and fixed mode; the upper end of the connecting rod is vertically and fixedly connected with a limiting rod, and the lower end of the limiting rod penetrates through the connecting rod; a through hole is formed in the right upper part of the desk body and right below the limiting rod; the lower end of the right side of the connecting rod is fixedly connected with a partition plate; a cover plate is arranged at the center of the front end of the desk body; a rotating block is fixedly connected above the right end of the cover plate, and the left end of the rotating block horizontally penetrates through the cover plate; supporting legs are vertically arranged on two sides of the lower end of the desk body; the left side in the supporting leg is provided with a movable rod, and the upper end of the movable rod is fixedly connected to the desk body; a rotating shaft is horizontally arranged at the left upper end of the left supporting leg; a gear is fixedly connected to the right end of the rotating shaft; the left side of the gear and the right end of the movable rod are meshed with each other; a rotary disc is arranged at the left end of the rotating shaft; grooves are formed in the supporting legs at the right end of the turntable; a handle is horizontally and fixedly connected to the upper left of the turntable; and a transverse plate is connected between the two supporting legs.

As a further improvement of the invention: and a spring is connected between the lower surface of the upper end of the limiting rod and the upper surface of the connecting rod.

as a still further improvement of the invention: and a clamping block is fixedly connected to the left side of the rotating block.

As a still further improvement of the invention: a plurality of latch teeth are evenly arranged on the right side of the movable rod.

As a still further improvement of the invention: the outer side of the rotary disc is provided with a plurality of bulges.

Compared with the prior art, the invention has the beneficial effects that:

The baffle plate prevents articles at the upper end of the desk body from falling off; the placing box is used for placing books; the sliding block slides in the sliding groove; placing books in a placing box, enabling the spines of the books to face upwards, then pulling up a limiting rod, linking an extension spring to enable the lower ends of the limiting rods to be far away from through holes, then sliding a separation plate through a sliding connection rod to clamp the books, preventing the books from falling sideways, loosening the limiting rods after the separation plate moves to a proper position, resetting the spring to drive the limiting rods to move downwards, enabling the lower ends of the limiting rods to be clamped in the corresponding through holes, and fixing the separation plate; the cover plate rotates around the lower edge; articles are put into the desk body, the rotating block is rotated, so that the upper end of the clamping block is clamped on the desk body, the closing of the desk body is completed, and the articles in the desk body are prevented from falling out; the rotating disc drives the rotating shaft to rotate, and the rotating disc slides left and right on the rotating shaft; the groove and the protrusion on the outer side of the turntable are matched with each other; a user holds the handle to rotate the rotary table clockwise, the rotary shaft is linked to drive the gear to rotate, then the movable rod is moved upwards through the clamping teeth on the movable rod, so that the desk body is lifted, the rotary table is moved rightwards after the desk body is adjusted to a proper height, the bulge on the outer side of the rotary table is clamped in the groove to fix the rotary table, the desk body is stable, and when the desk body needs to be adjusted again, the rotary table is moved leftwards, so that the bulge is far away from the groove, and then the desk; the transverse plate prevents the user from kicking to the front to learn; the multifunctional tool has the advantages of simple design structure, good working performance, multiple functions and strong practicability, fully shows the characteristics of modern tools and has very good development prospect.

Drawings

FIG. 1 is a schematic structural view of a multifunctional desk with height adjustable for teaching;

FIG. 2 is a top view of a box placed in a multifunctional desk for teaching purpose, which is convenient for height adjustment;

FIG. 3 is a schematic view of a structure of a clamping block in a multifunctional desk with height adjustment for teaching;

FIG. 4 is a schematic view of a movable rod of a multifunctional desk with height adjustable for teaching;

FIG. 5 is a schematic view of a structure of a rotating shaft of a multifunctional desk for teaching purpose, which facilitates height adjustment;

FIG. 6 is a schematic view of a structure of a turntable of a multifunctional desk for teaching purpose, which is convenient for height adjustment;

in the figure: 1-desk body, 2-supporting legs, 3-transverse plates, 4-cover plates, 5-baffle plates, 6-connecting rods, 7-sliding blocks, 8-limiting rods, 9-springs, 10-through holes, 11-placing boxes, 12-partition plates, 13-sliding grooves, 14-rotating blocks, 15-clamping blocks, 16-movable rods, 17-clamping teeth, 18-rotating discs, 19-handles, 20-rotating shafts, 21-gears and 22-grooves.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

in the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The meaning of the above terms in this patent may be specifically understood by those of ordinary skill in the art.

referring to fig. 1-6, the present embodiment provides a multifunctional desk with height adjustable for teaching, which comprises a desk body 1; the upper end of the desk body 1 is provided with a baffle 5, and the baffle 5 prevents articles at the upper end of the desk body 1 from falling off; a placing box 11 is fixedly connected to the right side of the desk body 1, and the placing box 11 is used for placing books; the upper end of the placing box 11 is horizontally provided with a sliding chute 13; a sliding block 7 is arranged inside the sliding groove 13, and the sliding block 7 slides inside the sliding groove 13; the upper end of the sliding block 7 is fixedly connected with a connecting rod 6 horizontally; the upper end of the connecting rod 6 is vertically and fixedly connected with a limiting rod 8, and the lower end of the limiting rod 8 penetrates through the connecting rod 6; a spring 9 is connected between the lower surface of the upper end of the limiting rod 8 and the upper surface of the connecting rod 6; a through hole 10 is formed in the upper right part of the desk body 1 and right below the limiting rod 8; a partition plate 12 is fixedly connected to the lower end of the right side of the connecting rod 6, books are placed in the placing box 11, the spines of the books are upward, the limiting rod 8 is pulled upwards, the extension spring 9 is linked, the lower end of the limiting rod 8 is far away from the through hole 10, then the partition plate 12 is slid through the sliding connecting rod 6 to clamp the books, the books are prevented from falling sideways, after the partition plate 12 is moved to a proper position, the limiting rod 8 is released, the spring 9 is reset to drive the limiting rod 8 to move downwards, the lower end of the limiting rod 8 is clamped in the corresponding through hole 10, and the partition plate 12 is fixed; a cover plate 4 is arranged at the center of the front end of the desk body 1, and the cover plate 4 rotates around the lower edge; a rotating block 14 is fixedly connected above the right end of the cover plate 4, and the left end of the rotating block 14 horizontally penetrates through the cover plate 4; a clamping block 15 is fixedly connected to the left side of the rotating block 14, articles are placed in the desk body 1, the rotating block 14 is rotated, the upper end of the clamping block 15 is clamped on the desk body 1, the desk body 1 is sealed, and the articles in the desk body 1 are prevented from falling out; support legs 2 are vertically arranged on two sides of the lower end of the desk body 1; the left side in the supporting leg 2 is provided with a movable rod 16, and the upper end of the movable rod 16 is fixedly connected to the desk body 1; a plurality of latch teeth 17 are uniformly arranged on the right side of the movable rod 16; a rotating shaft 20 is horizontally arranged at the left upper end of the left supporting leg 2; a gear 21 is fixedly connected to the right end of the rotating shaft 20; the left side of the gear 21 and the right end of the movable rod 16 are meshed with each other; the left end of the rotating shaft 20 is provided with a turntable 18, the turntable 18 drives the rotating shaft 20 to rotate, and the turntable 18 slides left and right on the rotating shaft 20; a plurality of bulges are arranged on the outer side of the turntable 18; a groove 22 is formed in the supporting leg 2 at the right end of the turntable 18, and the groove 22 is matched with the protrusion on the outer side of the turntable 18; a handle 19 is horizontally and fixedly connected to the upper left of the rotary disc 18, a user holds the handle 19 to clockwise rotate the rotary disc 18, the rotary shaft 20 is linked to rotate to drive the gear 21 to rotate, then the movable rod 16 is moved upwards through the clamping teeth on the movable rod 16 to lift the desk body 1, the rotary disc 18 is moved rightwards after being adjusted to a proper height, a protrusion on the outer side of the rotary disc 18 is clamped in the groove 22 to fix the rotary disc 18, the desk body 1 is stabilized, and when the adjustment is needed again, the rotary disc 18 is moved leftwards to enable the protrusion to be far away from the groove 22 and then the adjustment is carried; be provided with diaphragm 3 between two supporting legs 2 in the connection, diaphragm 3 prevents that the user from kicking the place ahead classmate.

The specific use mode is as follows: a user holds a handle 19 to rotate a rotary table 18 clockwise, a linkage rotating shaft 20 drives a gear 21 to rotate, then the movable rod 16 is moved upwards through a clamping tooth on the movable rod 16, so as to lift the desk body 1, the rotary table 18 is moved rightwards after the height is adjusted to be a proper height, the outer side of the rotary table 18 is clamped in a groove 22 to fix the rotary table 18, so that the desk body 1 is stable, when the adjustment is needed again, the rotary table 18 is moved leftwards to enable the protrusion to be away from the groove 22, then the adjustment is carried out, books are placed in a placing box 11, the back of the books faces upwards, then a limiting rod 8 is pulled upwards, a tension spring 9 is linked to enable the lower end of the limiting rod 8 to be away from a through hole 10, then a separating plate 12 is slid through a sliding connecting rod 6 to clamp the books, the books are prevented from falling over, after the separating plate 12 is moved to a proper position, the limiting rod 8 is released, the, the partition plate 12 is fixed.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. A multifunctional desk with height convenient to adjust for teaching comprises a desk body (1); the desk is characterized in that a baffle (5) is arranged at the upper end of the desk body (1); a placing box (11) is fixedly connected to the right side of the desk body (1); the upper end of the placing box (11) is horizontally provided with a sliding chute (13); a sliding block (7) is arranged in the sliding groove (13); the upper end of the sliding block (7) is fixedly connected with a connecting rod (6) in a horizontal and fixed mode; a limiting rod (8) is vertically and fixedly connected to the upper end of the connecting rod (6), the lower end of the limiting rod (8) penetrates through the connecting rod (6), and a spring (9) is connected between the lower surface of the upper end of the limiting rod (8) and the upper surface of the connecting rod (6); a through hole (10) is formed in the upper right part of the desk body (1) and right below the limiting rod (8); the lower end of the right side of the connecting rod (6) is fixedly connected with a partition plate (12); a cover plate (4) is arranged at the center of the front end of the desk body (1); a rotating block (14) is fixedly connected above the right end of the cover plate (4), and the left end of the rotating block (14) horizontally penetrates through the cover plate (4); supporting legs (2) are vertically arranged on two sides of the lower end of the desk body (1); a movable rod (16) is arranged at the left side inside the supporting leg (2), and the upper end of the movable rod (16) is fixedly connected to the desk body (1); a rotating shaft (20) is horizontally arranged at the upper left end of the left supporting leg (2); a gear (21) is fixedly connected to the right end of the rotating shaft (20); the left side of the gear (21) is meshed with the latch (17) at the right end of the movable rod (16); a rotary disc (18) is arranged at the left end of the rotating shaft (20); a groove (22) is formed in the right end of the turntable (18) and on the supporting leg (2); a handle (19) is horizontally and fixedly connected to the upper left of the turntable (18); a transverse plate (3) is connected between the two supporting legs (2).

2. The multifunctional desk convenient for height adjustment for teaching as claimed in claim 1, wherein a block (15) is fixedly connected to the left side of the rotary block (14).

3. The multifunctional desk convenient for height adjustment for teaching as claimed in claim 1, wherein a plurality of latch teeth (17) are uniformly arranged on the right side of the movable rod (16).

4. The multifunctional desk convenient for height adjustment for teaching as claimed in claim 1, wherein a plurality of protrusions are provided on the outer side of the turntable (18).