CN109124089B

CN109124089B - Desk capable of lifting books

Info

Publication number: CN109124089B
Application number: CN201811204784.4A
Authority: CN
Inventors: 陈硕
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-10-16
Filing date: 2018-10-16
Publication date: 2020-09-01
Anticipated expiration: 2038-10-16
Also published as: CN109124089A

Abstract

The invention relates to the field of learning tools, in particular to a desk capable of lifting books, which comprises a desk body and a bookshelf fixed on the desk body, wherein a plurality of horizontal transverse partition plates are arranged on the bookshelf, a second book supporting assembly is arranged in the middle of the upper surface of each partition plate, a first book supporting assembly and a third book supporting assembly are symmetrically arranged on two sides of the second book supporting assembly, each second book supporting assembly comprises a second supporting plate, the bottom of each second supporting plate is connected with the corresponding partition plate through a lifting mechanism, the first book supporting assembly and the third book supporting assembly are symmetrical in structure, the first book supporting assembly comprises a first supporting plate, and the bottom of each first supporting plate is connected with the corresponding partition plate through the lifting mechanism. This kind of desk that can go up and down to books avoids books top to amass the dust that falls, is convenient for clean the baffle, and the books of the equal height of being convenient for carry out the capacity modulation, improve the availability factor of bookshelf, and easy operation is convenient.

Description

Desk capable of lifting books

Technical Field

The invention relates to the field of learning tools, in particular to a desk capable of lifting books.

Background

The desk is divided into a single desk and a desk with a bookshelf, wherein the desk with the bookshelf can be used for placing books on the bookshelf, so that people can conveniently obtain the commonly used books on the desk according to the needs. Because the dust is difficult for the outer lane to detach in the indoor environment, consequently easily pile up the dust on desk, bookshelf and books, and the top of books is cleared up comparatively trouble, and the height diverse of books generally can only be taken off one by one and clear up the dust one by one, and the bottom of books also is so, and the clearance one by one is not enough. If the desk is not cleaned in time after being used for a long time, a user can often inhale dust, chronic respiratory diseases are easily induced, and the incidence rate of allergy is increased.

Disclosure of Invention

The invention aims to provide a desk capable of lifting books so as to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can go up and down desk to books, includes the table body and fixes the bookshelf on the table body, has the horizontal baffle of a plurality of levels on the bookshelf, and there is the second in the middle part of the baffle upper surface to hold in the palm the book subassembly, and the bilateral symmetry that the book subassembly was held in the palm to the second is provided with first book subassembly and the third and holds in the palm the book subassembly, and the second holds in the palm the book subassembly and includes layer board two, and layer board two bottoms are passed through hoist mechanism and are connected the baffle, still are connected through the direction subassembly between layer board two bottoms and the baffle.

The lifting mechanism comprises a lifting box fixed on the partition plate and wedge blocks fixed at the bottoms of the two supporting plates and in a splayed symmetrical structure, the lifting box is connected with a rotating shaft in a rotating mode through a support fixed shaft, the lower end of the rotating shaft is connected with a worm and worm assembly, the two sides of the rotating shaft are respectively connected with sliding blocks through connecting rods, and the upper ends of the sliding blocks are connected with the corresponding wedge blocks through idler wheels in a rolling mode.

The first book supporting assembly and the third book supporting assembly are symmetrical in structure, the first book supporting assembly is taken as an example and comprises a first supporting plate, the bottom of the first supporting plate is connected with the partition plate through a lifting mechanism, the first supporting plate is an L-shaped plate, and two wedge-shaped blocks in the lifting mechanism are respectively fixed at two ends of the bottom surface of the horizontal section of the first supporting plate.

Preferably, the rotating shaft is connected with the two connecting rods in a Z-shaped central symmetry mode through a pin shaft, the end portions of the connecting rods are connected with the sliding blocks in a hinged mode through the pin shaft, and the sliding blocks are connected in sliding grooves in the lifting box in a sliding mode.

Preferably, the two ends of the second supporting plate are provided with expansion mechanisms, each expansion mechanism comprises an extension plate inserted into the corresponding second supporting plate, the end parts of the extension plates, which are located on the outer sides of the corresponding second supporting plates, are fixedly provided with vertical upward baffles, and telescopic loop bars are connected between the baffles on the two sides of the corresponding second supporting plate.

Preferably, the sliding groove is formed in the upper surface of the second supporting plate, the upper surface of the extension plate is provided with a raised platform corresponding to the sliding groove, and the upper surface of the raised platform is flush with the upper surface of the second supporting plate.

Preferably, one end of the horizontal section of the first supporting plate pointing to the second supporting plate assembly is also provided with an extension mechanism, and a telescopic loop bar is connected between a baffle on the extension mechanism and the vertical section of the first supporting plate.

Compared with the prior art, the invention has the beneficial effects that: books with the same height are placed in the same book supporting assembly, the top of each book is attached to the bottom surface of the previous partition plate through the lifting mechanism, dust at the top of each book is prevented from being accumulated, and the supporting plate is lifted to form a gap between the supporting plate and the partition plate, so that the partition plate is convenient to clean; the supporting plate is provided with the expanding mechanism, so that the capacity of books with equal height can be conveniently adjusted, and the use efficiency of the bookshelf is improved; the worm in the worm gear and worm assembly is rotated to enable the rotating shaft to rotate, the rotating shaft pushes the sliding block to exert force on the wedge-shaped block on the supporting plate through the connecting rod, and therefore the height of the supporting plate is controlled and adjusted to adapt to books with different heights, and the operation is simple and convenient.

Drawings

FIG. 1 is a schematic view of the final assembly of the present invention;

FIG. 2 is a schematic view of the lifting mechanism of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 2;

FIG. 4 is a top view of a second structure of the pallet of the present invention;

FIG. 5 is a top view of a pallet structure according to the present invention;

fig. 6 is a schematic view of a cross-sectional structure B-B of fig. 4.

In the figure: 1-a table body; 2-a wedge-shaped block; 3-a bookshelf; 4-a lifting mechanism; 41-lifting box; 42-a chute; 43-a slide block; 44-a roller; 45-a rotating shaft; 46-a connecting rod; 47-a worm gear assembly; 48-a scaffold; 5-a first book supporting component; 51-a first supporting plate; 6-a second book support assembly; 61-a second supporting plate; 62-a chute; 63-an extension plate; 631-a raised platform; 64-a baffle plate; 7-a third book support assembly; 8-a separator; 9-telescopic loop bar.

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 obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a desk capable of lifting books comprises a desk body 1 and a bookshelf 3 fixed on the desk body 1, wherein a plurality of horizontal transverse partition plates 8 are arranged on the bookshelf 3, a second book supporting component 6 is arranged in the middle of the upper surface of each partition plate 8, a first book supporting component 5 and a third book supporting component 7 are symmetrically arranged on two sides of each second book supporting component 6, each second book supporting component 6 comprises a second supporting plate 61, the bottom of each second supporting plate 61 is connected with the corresponding partition plate 8 through a lifting mechanism 4, the bottom of each second supporting plate 61 is connected with the corresponding partition plate 8 through a guide component 2, each lifting mechanism 4 comprises a lifting box 41 fixed on each partition plate 8 and wedge blocks 2 fixed at the bottom of each second supporting plate 61 and in an eight-shaped symmetrical structure, a rotating shaft 45 is fixedly and rotatably connected to the inside of each lifting box 41 through a support 48, the lower end of the rotating shaft 45 is connected with a turbine worm 47, the rotating shaft 45 is symmetrically connected with two connecting rods, the end of the connecting rod 46 is hinged with a sliding block 43 through a pin shaft, the sliding block 43 is connected in a sliding groove 42 on the lifting box 41 in a sliding manner, the upper end of the sliding block 43 is connected with the corresponding wedge-shaped block 2 in a rolling manner through a roller 44, and the two wedge-shaped blocks 2 which are in the symmetrical structure in the shape of the Chinese character 'ba' are beneficial to keeping good stability in the process of lifting the supporting plate.

The first book supporting assembly 5 and the third book supporting assembly 7 are symmetrical in structure, taking the first book supporting assembly 5 as an example, the first book supporting assembly 5 comprises a first supporting plate 51, the bottom of the first supporting plate 51 is connected with a partition plate 8 through a lifting mechanism 4, the first supporting plate 51 is an L-shaped plate, and two wedge blocks 2 in the lifting mechanism 4 are respectively fixed at two ends of the bottom surface of the horizontal section of the first supporting plate 51.

Two ends of two 61 bearing plates all are provided with extension mechanism, extension mechanism is including pegging graft at the inside extension board 63 of two 61 bearing plates, and the end fixing that extension board 63 is located two 61 outsides of bearing plate has perpendicular overhead gage 64, and be connected with flexible loop bar 9 between the baffle 64 of two 61 both sides of bearing plate, spout 62 has been seted up to two 61 upper surfaces of bearing plate, and the upper surface of extension board 63 has the protruding platform 631 that corresponds with spout 62, and protruding platform 631 upper surface and two 61 upper surface parallel and level of bearing plate, the surface parallel and level of protruding platform 631 and bearing plate, be convenient for keep the highly uniform of books of same height on same bearing plate, avoid appearing the dislocation, lead to partial books and 8 bottom surfaces of baffle laminating inseparables.

The one end of the directional second layer board subassembly 6 of the horizontal segment of layer board 51 also is provided with extension mechanism, and should draw together and be connected with flexible loop bar 9 between the baffle 64 on the extension mechanism and the vertical section of layer board 51, flexible loop bar 9 is on the one hand lengthened along with extension mechanism and is shortened, and on the other hand plays the guard action to books, avoids books to drop from bookshelf 3.

The working principle of the invention is as follows: in the process of accommodating books, the books with the same height are classified and placed on the supporting plate in the same book supporting assembly, and the extending length of the extending plate 63 is correspondingly adjusted according to the number of the books, so that the capacity of the books with the same height can be conveniently adjusted, and the use efficiency of the bookshelf is improved;

as shown in fig. 2 and 3, when the supporting plate needs to be lifted, the worm screw in the worm gear assembly 47 is rotated forward or reversely, the rotating shaft 45 is rotated forward or reversely through the transmission of the worm gear, the rotating shaft 45 applies thrust to the sliding blocks 43 through the connecting rod 46, so that the two sliding blocks 43 move away from each other along the sliding groove 42, the sliding blocks 43 move through the roller 44 to apply force to the corresponding wedge blocks 2, the resultant force applied to the two wedge blocks 2 lifts the supporting plate, the top of a book is attached to the bottom surface of the previous partition plate 8, thus dust accumulation at the top of the book is avoided, the lifting of the supporting plate also enables a gap to be formed between the supporting plate and the upper surface of the partition plate 8 below, and the surface of the partition plate 8 is convenient to clean;

when books need to be taken down, the worm in the worm gear assembly 47 is rotated in the forward direction or the reverse direction, the rotating shaft 45 is rotated in the forward direction or the reverse direction through the worm gear transmission, the rotating shaft 45 rotates to apply tension to the sliding blocks 43 through the connecting rod 46, so that the two sliding blocks 43 move close to each other along the sliding groove 42, the two sliding blocks 43 are close to each other, under the self-weight action of the supporting plate and the books, the supporting plate descends, the books are taken down from the book supporting assembly, and the operation is simple and convenient.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can go up and down desk to books, includes the table body (1) and fixes bookshelf (3) on the table body (1), its characterized in that: a plurality of horizontal transverse partition plates (8) are arranged on the bookshelf (3), a second book supporting assembly (6) is arranged in the middle of the upper surface of each partition plate (8), and a first book supporting assembly (5) and a third book supporting assembly (7) are symmetrically arranged on two sides of each second book supporting assembly (6);

the second book supporting assembly (6) comprises a second supporting plate (61), the bottom of the second supporting plate (61) is connected with the partition plate (8) through the lifting mechanism (4), and the bottom of the second supporting plate (61) is connected with the partition plate (8) through the guide assembly;

the lifting mechanism (4) comprises a lifting box (41) fixed on the partition plate (8) and wedge blocks (2) which are fixed at the bottom of the second supporting plate (61) and are in a splayed symmetrical structure, the lifting box (41) is internally and fixedly connected with a rotating shaft (45) in a shaft-fixing and rotating mode through a support (48), the lower end of the rotating shaft (45) is connected with a turbine and worm assembly (47), two sides of the rotating shaft (45) are respectively connected with a sliding block (43) through connecting rods (46), and the upper end of the sliding block (43) is connected with the corresponding wedge block (2) in a rolling mode through a roller (44);

the first book supporting assembly (5) and the third book supporting assembly (7) are symmetrical in structure, taking the first book supporting assembly (5) as an example, the first book supporting assembly (5) comprises a first supporting plate (51), and the bottom of the first supporting plate (51) is connected with the partition plate (8) through the lifting mechanism (4);

the first supporting plate (51) is an L-shaped plate, and the two wedge-shaped blocks (2) in the lifting mechanism (4) are respectively fixed at two ends of the bottom surface of the horizontal section of the first supporting plate (51);

the two end parts of the second supporting plate (61) are provided with expansion mechanisms, each expansion mechanism comprises an extension plate (63) inserted into the second supporting plate (61), the end part of each extension plate (63) positioned on the outer side of the second supporting plate (61) is fixedly provided with a vertical upward baffle (64), and a telescopic loop bar (9) is connected between the baffles (64) on the two sides of the second supporting plate (61);

the telescopic loop bar becomes longer and shorter along with the lengthening mechanism;

books with the same height are classified and placed on a supporting plate in the same book supporting assembly, and the supporting plate is lifted by the resultant force of the two wedge-shaped blocks;

books with the same height are placed in the same book supporting assembly, the tops of the books are attached to the bottom surface of the last partition plate through the lifting mechanism, dust at the tops of the books is prevented from being accumulated, and the supporting plate is lifted to enable a gap to be formed between the supporting plate and the partition plate, so that the partition plate is convenient to clean.

2. A desk as claimed in claim 1, wherein the desk is capable of lifting and lowering a book, and comprises: the rotating shaft (45) is connected with the two connecting rods (46) in a Z-shaped central symmetrical mode through pin shafts, the end portions of the connecting rods (46) are connected with the sliding blocks (43) in a hinged mode through the pin shafts, and the sliding blocks (43) are connected in sliding grooves (42) in the lifting box (41) in a sliding mode.

3. A desk as claimed in claim 1, wherein the desk is capable of lifting and lowering a book, and comprises: the spout (62) have been seted up to layer board two (61) upper surface, and the upper surface of extending board (63) has protruding platform (631) that corresponds with spout (62), and protruding platform (631) upper surface and layer board two (61) upper surface parallel and level.

4. A desk as claimed in claim 3, wherein the desk is capable of lifting and lowering a book, and comprises: an expansion mechanism is also arranged at one end, pointing to the second supporting plate assembly (6), of the horizontal section of the first supporting plate (51), and a telescopic loop bar (9) is connected between a baffle (64) on the expansion mechanism and the vertical section of the first supporting plate (51).