阅读说明：本技术 一种折叠式可调高度的书架 (Folding height-adjustable bookshelf ) 是由 罗贤辉 于 2019-12-19 设计创作，主要内容包括：本发明公开了一种折叠式可调高度的书架,包括数量为三个的放置架且相邻两个所述放置架之间通过合页铰接,放置架由底板、伸缩架、置物板和顶板组成,置物板的数量为三个,所述伸缩架的数量为四个,置物板固定在相邻两个所述伸缩架之间,底部所述伸缩架与底板固定连接,顶部所述伸缩架与顶板固定连接。该折叠式可调高度的书架,通过设置合页,三个放置架之间的底部通过合页实现活动连接,三个放置架之间的顶部通过转动连接块在安装轴杆的外部转动实现活动连接,使得放置架两两之间可以向前或向后翻折,或右边两个放置架依次向后翻折,使得书架形成一个三面体的书架,方便根据书架的放置空间调节书架自身形状,使用起来非常方便。(The invention discloses a foldable height-adjustable bookshelf which comprises three placing frames, wherein two adjacent placing frames are hinged through hinges, each placing frame comprises a bottom plate, three telescopic frames, four telescopic frames and a top plate, the three placing plates are fixed between the two adjacent telescopic frames, the bottom telescopic frames are fixedly connected with the bottom plate, and the top telescopic frames are fixedly connected with the top plate. This foldable bookshelf of adjustable height, through setting up the hinge, swing joint is realized through the hinge in the bottom between the three rack, and swing joint is realized in the outside rotation of installation axostylus axostyle at the top between the three rack through rotating the connecting block for the rack can be turned over forward or backward between two liang, or two racks on the right turn over backward in proper order, makes the bookshelf form the bookshelf of a trihedral, and the convenience is adjusted bookshelf self shape according to the space of placing of bookshelf, and it is very convenient to use.)

1. The utility model provides a foldable bookshelf of adjustable height, includes that quantity is three rack and adjacent two it is articulated through hinge (5) between the rack, its characterized in that: the storage rack is composed of a bottom plate (1), four telescopic frames (2), two object placing plates (3) and a top plate (4), the number of the object placing plates (3) is three, the number of the telescopic frames (2) is four, the object placing plates (3) are fixed between two adjacent telescopic frames (2), the telescopic frames (2) are fixedly connected with the bottom plate (1), the top parts of the telescopic frames (2) are fixedly connected with the top plate (4), hinges (2) are fixed between two adjacent bottom plates (5), each telescopic frame (2) is composed of an installation sleeve rod (21), a movable support rod (22) and an installation transverse rod (23), the number of the installation sleeve rods (21) and the number of the movable support rods (22) are two, the movable support rods (22) with one ends extending to the tops of the installation sleeve rods (21) are movably installed inside the installation sleeve rods (21), the two installation transverse rods (23) with the number of two are fixedly installed between the installation sleeve rods (21), one mounting cross rod (23) is fixedly mounted between the two moving support rods (22), a bottom frame (6) is fixedly mounted at the bottom of the bottom plate (1), a limiting through hole (7) is formed in the front side of the inner wall of the mounting sleeve rod (21), a guide sliding block (8) movably connected with the left side and the right side of the inner wall of the mounting sleeve rod (21) is fixedly mounted on one side of the moving support rods (22) extending into the mounting sleeve rod (21), a mounting cavity (9) is formed in one side of the moving support rods (22) extending into the mounting sleeve rod (21), a reset spring (10) is fixedly mounted on the inner rear side wall of the cavity of the mounting cavity (9), a limiting shaft rod (11) is fixedly mounted on the front side of the reset spring (10), one end of the limiting shaft rod (11) penetrates through the limiting through hole (7) and extends to the front side of the mounting sleeve rod (21), two top plates (4, the inside movable mounting of spout (12) has slider (13), and mounting groove (14) have been seted up on the left side of slider (13), and fixed mounting has installation axostylus axostyle (15) between the inslot roof of mounting groove (14) and the diapire, two on the left side the equal fixed mounting in right side of roof (4) has one end to extend to in mounting groove (14) and overlaps rotation connecting block (16) at installation axostylus axostyle (15).

2. The foldable adjustable height bookshelf of claim 1, wherein: the bottom of the mounting loop bar (21) on the top three telescopic frames (2) is fixedly connected with the object placing plate (3), and the bottom of the mounting loop bar (21) on the telescopic frames (2) is fixedly connected with the bottom plate (1).

3. The foldable adjustable height bookshelf of claim 1, wherein: the bottom is three the top of removal vaulting pole (22) on expansion bracket (2) all with put thing board (3) fixed connection, the top and roof (4) fixed connection of removal vaulting pole (22) on expansion bracket (2).

4. The foldable adjustable height bookshelf of claim 1, wherein: the inside of installation loop bar (21) is cavity, and the opening of installing the inner wall top of loop bar (21) and having seted up with removal vaulting pole (22) looks adaptation, and the diameter of direction slider (8) is greater than the diameter of opening.

5. The foldable adjustable height bookshelf of claim 1, wherein: the number of the limiting through holes (7) in each mounting loop bar (21) is three, and the limiting through holes (7) in each mounting loop bar (21) are distributed equidistantly.

6. The foldable adjustable height bookshelf of claim 1, wherein: the sliding groove (12) and the sliding block (13) are both T-shaped, and the sliding groove (12) and the sliding block (13) are both larger than the left side in diameter.

Technical Field

The invention relates to the technical field of bookshelves, in particular to a folding type height-adjustable bookshelf.

Background

The bookshelf is a special appliance for placing books, and due to different shapes and structures of the bookshelf, the bookshelf has different names such as a bookcase, a bookcase and a book partition. The bookshelf is a common tool in our life, the bookshelves in a library can be divided into metal bookshelves and wood bookshelves according to materials, and the metal bookshelves can be subdivided into single-column type, multi-column type, laminated bookshelves, dense bookstores and sliding bookshelves.

The bookshelf is mostly unable folding as an organic whole in the use, needs certain space of placing just can put down the bookshelf pendulum when placing, and the bookshelf can not adjust its self shape according to placing the space, has very big restriction when using, so proposes a foldable bookshelf of adjustable height and solves the above-mentioned problem of proposing.

Disclosure of Invention

The invention aims to provide a folding bookshelf with adjustable height, and aims to solve the problems that most of bookshelves in the background art are integrated and cannot be folded in the using process, the bookshelves can be placed down only by a certain placing space, the shapes of the bookshelves cannot be adjusted according to the placing space, and the bookshelves are greatly limited in use.

In order to achieve the purpose, the invention provides the following technical scheme: a foldable bookshelf with adjustable height comprises three placing racks, two adjacent placing racks are hinged through hinges, each placing rack comprises a bottom plate, three telescopic frames, four object placing plates and a top plate, the object placing plates are fixed between the two adjacent telescopic frames, the telescopic frames at the bottoms are fixedly connected with the bottom plates, the telescopic frames at the tops are fixedly connected with the top plates, the hinges are fixed between the two adjacent bottom plates, each telescopic frame comprises two mounting sleeve rods, two movable support rods and two mounting cross rods, the mounting sleeve rods and the two movable support rods are movably mounted inside the mounting sleeve rods, one end of each movable support rod extends to the tops of the mounting sleeve rods, two mounting cross rods are fixedly mounted between the two mounting sleeve rods, and one mounting cross rod is fixedly mounted between the two movable support rods, the bottom fixed mounting of bottom plate has the chassis, has seted up spacing perforation on the inner wall front side of installation loop bar, and the removal vaulting pole extends to the inside one side fixed mounting of installation loop bar have with installation loop bar inner wall left and right sides swing joint's direction slider, and the removal vaulting pole extends to the inside one side of installation loop bar and has seted up the installation cavity, and fixed mounting has reset spring on the lateral wall behind the intracavity of installation cavity, and reset spring's front side fixed mounting has one end to run through spacing perforation and extend to the spacing axostylus axostyle of installation loop bar front side, two on the right side the spout has all been seted up in the left side of roof, and the inside movable mounting of spout has the slider, and the mounting groove has been seted up in the left side of slider, and fixed mounting has the installation axostylus axostyle, two on the left.

Preferably, the bottoms of the mounting loop bars on the three telescopic frames at the top are fixedly connected with the object placing plate, and the bottoms of the mounting loop bars on the telescopic frames at the bottom are fixedly connected with the bottom plate.

Preferably, the top of the movable support rod on the telescopic frame is three at the bottom and is fixedly connected with the object placing plate, and the top of the movable support rod on the telescopic frame is fixedly connected with the top plate.

Preferably, the inside of installation loop bar is cavity, and the opening of installation loop bar's inner wall top seted up with removal vaulting pole looks adaptation, and the diameter of direction slider is greater than the open-ended diameter.

Preferably, the number of the limiting through holes in each mounting loop bar is three, and the limiting through holes in each mounting loop bar are distributed equidistantly.

Preferably, the sliding groove and the sliding block are both T-shaped, and the diameter of the right side of the sliding groove and the diameter of the left side of the sliding block are both larger than that of the right side of the sliding groove.

Compared with the prior art, the invention has the beneficial effects that: the foldable bookshelf with the adjustable height is provided with the hinges, the bottoms of the three placing frames are movably connected through the hinges, the tops of the three placing frames are movably connected outside the mounting shaft rods through the rotating connecting blocks, the placing frames can be turned forwards or backwards, or the two placing frames on the right are turned backwards in sequence, so that the bookshelf forms a trihedral bookshelf, the shape of the bookshelf can be conveniently adjusted according to the placing space of the bookshelf, the bookshelf is very convenient to use, the limiting shaft rods are extruded backwards from the front through the telescopic frames and are compressed by the reset springs, then the limiting shaft rods are stored in the mounting cavities and are separated from the limiting through holes, the movable support rods move up and down in the mounting sleeve rods, then the limiting shaft rods are clamped with the limiting through holes in other positions, the telescopic frames can be stretched up and down, and the distance between two adjacent placing plates can be conveniently changed, books with different heights can be conveniently classified and stored, the bookshelf is further convenient to use, and the application range of the bookshelf is widened.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the height adjustable folding bookshelf with the movable support rods;

fig. 3 is an enlarged view of the position a of the folding bookshelf of the present invention with adjustable height in fig. 1.

In the figure: 1-a bottom plate; 2-a telescopic frame; 21-installing a loop bar; 22-moving the stay bar; 23-mounting a cross bar; 3-a storage plate; 4-a top plate; 5-a hinge; 6-a chassis; 7-limiting and perforating; 8-a guide slide block; 9-mounting a cavity; 10-a return spring; 11-a limiting shaft lever; 12-a chute; 13-a slide block; 14-mounting grooves; 15-mounting the shaft rod; 16-rotating the connecting block.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, an embodiment of the present invention: a folding bookshelf with adjustable height comprises three placing frames, wherein two adjacent placing frames are hinged through hinges 5, the bottoms of the three placing frames are movably connected through the hinges 5, the tops of the three placing frames are movably connected through a rotary connecting block 16 outside a mounting shaft rod 15 in a rotating mode, the placing frames can be turned forwards or backwards, or the two right placing frames are turned backwards in sequence, so that the bookshelf forms a trihedral bookshelf, the shape of the bookshelf can be conveniently adjusted according to the placing space of the bookshelf, the folding bookshelf is very convenient to use, the placing frames comprise a bottom plate 1, telescopic frames 2, object placing plates 3 and a top plate 4, the number of the object placing plates 3 is three, the number of the telescopic frames 2 is four, the object placing plates 3 are fixed between the two adjacent telescopic frames 2, and the bottom telescopic frames 2 are fixedly connected with the bottom plate 1, the top telescopic frame 2 is fixedly connected with the top plate 4, the hinge 2 is fixed between two adjacent bottom plates 5, the telescopic frame 2 consists of two mounting sleeve rods 21, two moving support rods 22 and two mounting cross rods 23, the mounting sleeve rods 21 and the moving support rods 22 are respectively arranged in two, the moving support rods 22 with one end extending to the top of the mounting sleeve rods 21 are movably arranged in the mounting sleeve rods 21, the two mounting cross rods 23 are fixedly arranged between the two mounting sleeve rods 21, the mounting cross rods 23 with one number are fixedly arranged between the two moving support rods 22, the bottoms of the mounting sleeve rods 21 on the top three telescopic frames 2 are respectively fixedly connected with the object placing plate 3, the bottoms of the mounting sleeve rods 21 on the bottom telescopic frame 2 are respectively fixedly connected with the bottom plate 1, the tops of the moving support rods 22 on the bottom three telescopic frames 2 are respectively fixedly connected with the object placing plate 3, and the tops of the moving support rods 22 on the top telescopic frame 2 are respectively fixedly connected with the top, the bottom of the bottom plate 1 is fixedly provided with an underframe 6, the front side of the inner wall of each mounting loop bar 21 is provided with three limiting through holes 7, the number of the limiting through holes 7 on each mounting loop bar 21 is three, the limiting through holes 7 on each mounting loop bar 21 are distributed equidistantly, one side of each movable stay bar 22 extending to the inside of the mounting loop bar 21 is fixedly provided with a guide slide block 8 movably connected with the left side and the right side of the inner wall of the mounting loop bar 21, the inside of the mounting loop bar 21 is hollow, the top of the inner wall of the mounting loop bar 21 is provided with an opening matched with the movable stay bar 22, the diameter of the guide slide block 8 is larger than that of the opening, one side of the movable stay bar 22 extending to the inside of the mounting loop bar 21 is provided with a mounting cavity 9, the rear side wall in the cavity of the mounting cavity 9 is fixedly provided with a return spring 10, the front side of the return spring 10 is fixedly provided, the limiting shaft lever 11 is extruded backwards from the front, the reset spring 10 is compressed, then the limiting shaft lever 11 is stored in the installation cavity 9 to be separated from the limiting through hole 7, the movable support rod 22 is made to move up and down in the installation loop bar 21, then the limiting shaft lever 11 is tightly clamped with the limiting through hole 7 at other positions, up-and-down stretching of the telescopic frame 2 is realized, the distance between two adjacent upper and lower object placing plates 3 is convenient to change, books with different heights are convenient to store in a classified mode, the use of the bookshelf is further facilitated, the application range of the bookshelf is improved, the left sides of two top plates 4 on the right side and the left side are respectively provided with the sliding groove 12, the sliding block 13 is movably arranged inside the sliding groove 12, the sliding groove 12 and the sliding block 13 are both in a T shape, the right side diameter of each of the sliding groove 12 and the sliding block 13 is larger than the left side diameter, the slider 13 drives the height of the rotary connecting block 16 in the chute 12 and can also be changed, the top between two adjacent placing frames can be movably connected, the mounting groove 14 is formed in the left side of the slider 13, the mounting shaft rod 15 is fixedly mounted between the top wall and the bottom wall of the mounting groove 14, one end of the right side of the two top plates 4 on the left side is fixedly mounted in the mounting groove 14, and the rotary connecting block 16 is sleeved on the mounting shaft rod 15.

In summary, the following steps: the foldable bookshelf with the adjustable height is characterized in that hinges 5 are arranged, the bottoms of three placing racks are movably connected through the hinges 5, the tops of the three placing racks are movably connected through rotating connecting blocks 16 outside the mounting shaft rods 15, the placing racks can be turned forwards or backwards, or two placing racks on the right are turned backwards in sequence, so that the bookshelf forms a trihedral bookshelf, the shape of the bookshelf can be conveniently adjusted according to the placing space of the bookshelf, the bookshelf is very convenient to use, the telescopic frame 2 is arranged, the limiting shaft rods 11 are extruded from front to back to compress the reset springs 10, the limiting shaft rods 11 are accommodated into the mounting cavity 9 and separated from the limiting through holes 7, the movable support rods 22 move up and down in the mounting sleeve rods 21, and then the limiting shaft rods 11 are clamped with the limiting through holes 7 at other positions, so that the telescopic frame 2 can stretch up and down, two adjacent distances of putting between the thing board 3 about convenient changing, the books of co-altitude not are conveniently categorised and are deposited, further made things convenient for the use of bookshelf, improve its application scope, the bookshelf of proposing in solving above-mentioned background is in the use, mostly be unable folding as an organic whole, need certain space of placing when placing just can put down the bookshelf pendulum, the bookshelf can not adjust its self shape according to the space of placing, the problem of very big restriction occasionally when using.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.