CN219438518U - Adjustable lifting type tablet chair - Google Patents

Abstract

The utility model relates to a tablet chair, in particular to an adjustable lifting tablet chair. The utility model provides an adjustable lifting type tablet chair which is simple to operate, convenient to use and capable of quickly adjusting a chair surface and a backrest. The utility model provides an adjustable lifting type tablet chair which comprises a base, a first fixed block, an anti-slip strip, a first connecting plate, a fixed plate and the like; the base quantity is two, is equipped with first fixed block between the lower part in two bases, and both sides all are equipped with the antislip strip around the base lower part, and two base upper portion outsides all are equipped with first connecting plate in a sliding manner, are equipped with the fixed plate between two first connecting plate tops. According to the utility model, the first screw rod is driven to rotate by manually rotating the first rotating block, so that the first screw rod rotates out to unscrew the first nut, and then the first connecting plate can be moved up and down, so that the fixing plate is driven to move up and down, and the effect of adjusting the height of the fixing plate is achieved.

Description

Adjustable lifting type tablet chair

Technical Field

The utility model relates to a tablet chair, in particular to an adjustable lifting tablet chair.

Background

The chair is a necessary tool for students to learn, most chairs in the market at present can also adjust the chair back height, but basically the chair back is a device which slides and lifts on a main pipe to be positioned by a clamping pin, and the operation is inconvenient. When students use the study chair, the students are difficult to independently finish accurate adjustment of the study chair, the height and the position of the desk and the chair are not matched, the adjustment height is inaccurate, the adjustment position is not convenient and fast, the fixation is unstable, the operation is inconvenient, the healthy sitting postures of the children are not convenient to standardize, and the problems of humpback, myopia and the like are easy to occur. In addition, most stool boards are generally fixedly connected, cannot be disassembled in the transportation process, occupy large space, and are easy to damage when a plurality of lifting type chairs are integrally stacked together for carrying.

Therefore, the adjustable lifting type tablet chair which is simple to operate and convenient to use and can quickly adjust the chair surface and the backrest is needed to be designed.

Disclosure of Invention

In order to overcome the defects that the prior tablet chairs are easy to have unmatched heights and positions of tables and chairs, inaccurate in adjustment height, inconvenient in adjustment position, unstable in fixation and inconvenient in operation, and are not beneficial to standardizing the healthy sitting postures of children, and the problems of humpback, myopia and the like are easy to occur, the technical problem of the utility model is as follows: the adjustable lifting type tablet chair is simple to operate, convenient to use and capable of quickly adjusting the chair surface and the backrest.

The technical scheme is as follows: the utility model provides an adjustable over-and-under type tablet chair, which comprises a base, first fixed block, the antislip strip, first connecting plate, the fixed plate, first lead screw, first nut, first rotatory piece, the second fixed block, the connecting block, the third fixed block, the movable block, the fourth fixed block, the second connecting plate, the second lead screw, second rotatory piece and second nut, base quantity is two, be equipped with first fixed block between the lower part in two bases, both sides all are equipped with the antislip strip around the base lower part, two base upper portion outside all are equipped with first connecting plate, be equipped with the fixed plate between two first connecting plate tops, sliding type is equipped with first lead screw between two base upper portions and the first connecting plate, first lead screw left end screw thread is equipped with first nut, first lead screw right-hand member is equipped with first rotatory piece, first rotatory piece and first nut respectively with the first connecting plate contact cooperation of homonymy, fixed plate bottom rear side bilateral symmetry is equipped with the second fixed block, two second fixed block rear sides all are connected with the first connecting plate through the third fixed block, two upper portion inside all are equipped with the first connecting plate, both sides and all are equipped with the second connecting plate contact with the second connecting plate, all are equipped with the second connecting plate with the equal sliding type between the second connecting plate, both sides and the second connecting plate is equipped with the equal sliding type.

Further, the shape of the fixing plate is rectangular.

Further, the first screw rod is made of alloy steel.

Further, the antiskid strip is made of rubber.

Further, the first connecting plate is trapezoidal in shape.

Further, the fourth fixed block is symmetrically provided with screws in a rotating mode left and right, and is firmly connected with the second connecting plate.

The utility model has the following advantages: 1. according to the utility model, the first screw rod is driven to rotate by manually rotating the first rotating block, so that the first screw rod rotates out to unscrew the first nut, and then the first connecting plate can be moved up and down, so that the fixing plate is driven to move up and down, and the effect of adjusting the height of the fixing plate is achieved;

2. the second screw rod is driven to rotate by manually rotating the second rotating block, so that the second screw rod rotates out to unscrew the second nut, and then the second connecting plate can be moved up and down, and the effect of adjusting the height of the second connecting plate is achieved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic partial perspective view of the first embodiment of the present utility model.

Fig. 3 is a schematic view of a second partial perspective structure of the present utility model.

Fig. 4 is a schematic view of a third partial perspective structure of the present utility model.

Fig. 5 is a schematic view of a fourth partial perspective view of the present utility model.

In the reference numerals: 1: base, 2: first fixed block, 3: antislip strip, 4: first connection plate, 5: fixing plate, 6: first lead screw, 7: first nut, 8: first rotating block, 9: second fixed block, 10: connecting block, 11: third fixed block, 12: moving block, 13: fourth fixed block, 14: second connecting plate, 15: second screw, 16: second rotating block, 17: and a second nut.

Detailed Description

The following description is of the preferred embodiments of the utility model, and is not intended to limit the scope of the utility model.

Example 1

The utility model provides an adjustable over-and-under type tablet chair, as shown in fig. 1-5, including base 1, first fixed block 2, antislip strip 3, first connecting plate 4, fixed plate 5, first lead screw 6, first nut 7, first rotatory piece 8, second fixed block 9, connecting block 10, third fixed block 11, movable block 12, fourth fixed block 13, second connecting plate 14, second lead screw 15, second rotatory piece 16 and second nut 17, base 1 quantity is two, be equipped with first fixed block 2 between the lower part in two bases 1, base 1 lower part front and back both sides all sliding type is equipped with antislip strip 3, two base 1 upper portion outside all sliding type is equipped with first connecting plate 4, be equipped with fixed plate 5 between two first connecting plate 4 tops, sliding type is equipped with first lead screw 6 between two base 1 upper portions and the first connecting plate 4, first lead screw 6 left end screw thread is equipped with first nut 7, first lead screw 6 right-hand member is equipped with first rotatory piece 8, first rotatory piece 8 and first nut 7 respectively with first side nut 4, be equipped with second connecting plate 15 and second side fixed block 15, both sides are equipped with two equal sliding type 15 and have two fixed block 15 to be equipped with two equal sliding type between the first connecting plate 10 and second connecting plate 15, two equal sliding type is equipped with two connecting plate 15, two side top connection pieces 15 are equipped with two side top connection 15, two sliding type 15 are equipped with two connecting plate 15.

When students need to use the tablet chair, the students can use the adjustable lifting tablet chair, when the height of the fixed plate 5 needs to be adjusted, the students clamp the first nut 7 by clamps, then manually rotate the first rotating block 8, so as to drive the first screw rod 6 to rotate, so that the first screw rod 6 rotates to unscrew the first nut 7, then the students can move the first connecting plate 4 up and down, so as to drive the fixed plate 5 to move up and down, further drive the first screw rod 6, the first nut 7, the first rotating block 8, the second fixed block 9, the connecting block 10, the third fixed block 11, the moving block 12, the fourth fixed block 13, the second connecting plate 14, the second screw rod 15, the second rotating block 16 and the second nut 17 to move up and down, when the required proper position is reached, the clamps can be used again to clamp the first nut 7, the first rotating block 8 is manually reversed, so that the first screw rod 6 is reversely rotated, the first screw rod 6 is screwed into the first nut 7, the first rotating block 8 and the first nut 7 are respectively contacted, clamped and fixed with the first connecting plate 4 at the same side, the effect of adjusting the height of the fixed plate 5 is achieved, when the height of the second connecting plate 14 needs to be adjusted, students can clamp the second nut 17 by clamps, then manually rotate the second rotating block 16, so as to drive the second screw rod 15 to rotate, the second screw rod 15 is enabled to unscrew the second nut 17, then the students can move the second connecting plate 14 up and down, so as to drive the moving block 12, the fourth fixed block 13, the second screw rod 15, the second rotating block 16 and the second nut 17 to move up and down, when the required proper position is reached, the clamps can be used for clamping the second nut 17 again, the second rotating block 16 is manually reversed, so that the second screw rod 15 is reversed, and the second screw rod 15 is enabled to be screwed into the second nut 17, the second rotating block 16 and the second nut 17 are respectively contacted, clamped and fixed with the connecting block 10 at the same side, so that the effect of adjusting the height of the second connecting plate 14 is achieved.

While the disclosure has been described with respect to only a limited number of embodiments, those skilled in the art, having benefit of this disclosure, will appreciate that various other embodiments can be devised which do not depart from the scope of the utility model as disclosed herein. Accordingly, the scope of the utility model should be limited only by the attached claims.

Claims (6)

1. An adjustable lifting type tablet chair is characterized in that: including base (1), first fixed block (2), antislip strip (3), first connecting plate (4), fixed plate (5), first lead screw (6), first nut (7), first rotatory piece (8), second fixed block (9), connecting block (10), third fixed block (11), movable block (12), fourth fixed block (13), second connecting plate (14), second lead screw (15), second rotatory piece (16) and second nut (17), base (1) quantity is two, be equipped with first fixed block (2) between the lower part in two base (1), both sides all slidingtype are equipped with antislip strip (3) around base (1) lower part, two base (1) upper portion outside all are sliding type be equipped with first connecting plate (4), be equipped with fixed plate (5) between two first connecting plate (4) tops, sliding be equipped with first lead screw (6) between two base (1) upper portions and first connecting plate (4), first lead screw (6) left end screw thread be equipped with first nut (7), first base (6) are equipped with first rotatory piece (8) and first connecting plate (8) and first rotatory side of connecting plate (4) contact respectively, the left-right symmetry of fixed plate (5) bottom rear side is equipped with second fixed block (9), two second fixed block (9) rear sides all are connected with connecting block (10) through third fixed block (11), all slidingtype has movable block (12) in two connecting block (10) upper portions, four fixed block (13) are all passed to two movable block (12) upside are connected with second connecting plate (14), all slidingtype be equipped with second lead screw (15) between connecting block (10) upper portion and the movable block (12) of homonymy, second lead screw (15) front end all is equipped with second rotatory piece (16), second lead screw (15) rear end all screw thread is equipped with second nut (17), second nut (17) and second rotatory piece (16) all contact cooperation with connecting block (10) of homonymy.

2. The adjustable lift tablet chair of claim 1 wherein: the shape of the fixing plate (5) is rectangle.

3. The adjustable lift tablet chair of claim 1 wherein: the first screw rod (6) is made of alloy steel.

4. The adjustable lift tablet chair of claim 1 wherein: the antiskid strip (3) is made of rubber.

5. The adjustable lift tablet chair of claim 1 wherein: the first connecting plate (4) is trapezoid in shape.

6. The adjustable lift tablet chair of claim 1 wherein: the fourth fixing block (13) is symmetrically provided with screws in a rotating mode left and right, and is firmly connected with the second connecting plate (14).