CN2062974U - Detachable lift school desk and chair - Google Patents

Abstract

The utility model relates to a detachable lift school desk and chair, which is characterized in that a desk supporting rod 2 is provided with a through groove 3 which is connected with a through hole 5 on a frame straight rod through bolts. The drawer bucket frame 6 of the lift school desk is fixed, the frame is installed a drawer bucket plate 9, a chair supporting rod 13 is provided with a through groove 14 which is connected with a through hole 16 on an upper bracket straight rod 15 through bolt, the upper bracket of the lift chair is fixed, and the middle and upper part of the lift chair is installed a seat plate and a backup plate. The utility model has the advantages of simple structure, convenient installation and convenient transportation, and the lift height can be regulated optionally. The utility model is in particular suitable for primary and secondary school students in development stage to study.

Description

Detachable lift school desk and chair

The detachable lifting desk chair that the utility model relates to a kind of primary and secondary students of being particularly suitable for to be used when learning.

There is following defective in the lifting desk chair that uses when students in middle and primary schools learn at present: the lifting of (1) desk and chair is to regulate by the adjustment hole that is located on desk bearing support and the drawer bucket support, owing between the adjustment hole certain distance is arranged, so impossible arbitrary adjusting lifting, the normal study of this student, should not be satisfied with concerning the suitable height desk and chair of needs; (2) because the desk bearing support, drawer bucket support, seat support etc. be when being to make with the sheet iron punching press, in process of production need be with more diel, so, this production technology more complicated, production equipment is more; In addition, the sheet iron intensity that punching press is come out is limited, so after normally using a period of time, the damage ratio of desk and chair is bigger, has influenced primary and secondary students' normal study greatly.

The purpose of this utility model is to overcome above-mentioned defective, provides a kind of simple in structure, easy for installation, can arbitrary adjusting adjustable height, be convenient to transportation, the detachable lifting desk chair of storage.

The purpose of this utility model is achieved in that on the pole of desk bearing support and is provided with groove, groove is connected with through hole on being located at the framework straight-bar by bolt, lifting desk drawer bucket frame is fixed on the desk bearing support, on the lifting desk drawer bucket frame drawer strickle is housed.The pole of seat bearing support is provided with groove, and groove is connected with through hole on the straight-bar of putting on the shelf by bolt, and chair lift is put on the shelf to be fixed on the seat bearing support, chair lift put on the shelf in, top is equipped with seat board and backup plate.

Advantage of the present utility model is as follows: (1) is because the drawer bucket adopts frame structure, the desk bearing support is put on the shelf with chair lift with lifting desk drawer bucket frame and seat bearing support and is adopted bolt to be connected, dismantle very conveniently, institute is so that transportation, store; (2) owing on desk bearing support and seat bearing support, be provided with groove, the framework straight-bar and the straight-bar of putting on the shelf are provided with the through hole with the groove adapted, and connect by bolt, so the lifting of this desk and chair is convenient, can be adjusted to arbitrary height, be particularly suitable for being in the primary and secondary students of stage of development and use; In addition because the pole section of desk bearing support and the pole section of framework straight-bar section and seat bearing support become concave arc shape with the straight-bar Section Design of putting on the shelf, and make,, install and cooperate easily, be convenient to production so the production required precision is not high by casting.

Accompanying drawing 1 is an overall structure schematic diagram of the present utility model, Fig. 2 is that A-A is to cross-section cutaway view, Fig. 3 is that B-B is to cross-section cutaway view, Fig. 4 is the front view of lifting desk drawer bucket frame, and Fig. 5 is the left view of Fig. 4, and Fig. 6 is the vertical view of Fig. 4, the front view that Fig. 7 puts on the shelf for chair lift, Fig. 8 is the left view of Fig. 7, and Fig. 9 is the vertical view of Fig. 7, and Figure 10 is the front view of desk bearing support, seat bearing support.

Below in conjunction with accompanying drawing most preferred embodiment of the present utility model is described: hold at desk on the pole (2) of support (1) and be provided with groove (3), groove is connected with through hole (5) on being located at framework straight-bar (4) by bolt, lifting desk drawer bucket frame (6) is fixed on the desk bearing support, can be in the groove scope arbitrary adjusting height of lifting desk drawer bucket frame as required, lifting desk drawer bucket frame top is provided with fixedly ear (7) and screw hole (8), drawer strickle (9) is housed on it, install for ease of desk pole (2) and framework straight-bar and to cooperate and have a certain intensity, then pole is become concave arc shape with the Section Design of framework straight-bar, the concave arc of desk pole (2) is provided with boss (10), for increasing stability, between the desk bearing support, connecting plate is housed.On the pole (13) of seat bearing support (12), be provided with groove (14), groove is connected with through hole (16) on the straight-bar of putting on the shelf (15) by bolt, chair lift is put on the shelf (23) be fixed on the seat bearing support, chair lift can be in the groove scope arbitrary adjusting height of putting on the shelf as required, chair lift put on the shelf in, top is provided with fixedly ear (17), (18), seat board (19) and backup plate (20) are housed respectively on it, cooperate for ease of the installation of seat pole (13) with the straight-bar of putting on the shelf (15), and has a certain intensity, then seat pole is become concave arc shape with the Section Design of the straight-bar of putting on the shelf, the concave arc of seat pole is provided with boss (21), for increasing stability, between the seat bearing support, connecting plate is housed.

Claims (3)

1, a kind of detachable lifting desk chair, comprise drawer strickle (9), seat board (19), desk bearing support (1) and seat bearing support (12), the pole (2) that it is characterized in that the desk bearing support is provided with groove (3), groove connects with through hole (5) on being located at framework straight-bar (4) by bolt, lifting desk drawer bucket frame (6) is fixed on the desk bearing support, drawer strickle (9) is housed on the lifting desk drawer bucket frame, the pole (13) of seat bearing support (12) is provided with groove (14), groove is connected with through hole (16) on being located at the straight-bar of putting on the shelf (15) by bolt, chair lift is put on the shelf (23) be fixed on the seat bearing support (12), chair lift put on the shelf in, seat board (19) and backup plate (20) are equipped with in top.

2, lifting desk chair according to claim 1 is characterized in that pole (2) section of desk bearing support (1) and pole (13) section of framework straight-bar (4) section and seat bearing support (12) become concave arc shape with the straight-bar of putting on the shelf (15) Section Design.

3, lifting desk chair according to claim 2 is characterized in that being arranged with boss (10), (21) on the concave arc of desk pole (2) and on the concave arc of seat pole (13).

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