Height-adjustable bookshelf for students

Abstract

The utility model relates to the technical field of stationery, and discloses a height-adjustable bookshelf for students, which comprises two support plates, the two support plates are symmetrically arranged up and down, a through hole is arranged between the central positions of the upper and lower side walls, and a telescopic rod is fixedly connected between the side walls of the opposite sides of the four corners of the two support plates respectively. The two ends of the top wall of the upper support plate are each fixedly connected with a sliding rail, a book placing mechanism is slidably installed on the tops of the sliding rails, and lifting adjusting mechanisms are arranged in the two through holes. The book placing mechanism capable of being adjusted in a lifting mode is arranged, namely the two sets of support plates are arranged, the book placing mechanism is arranged at the top of the upper end support plate, meanwhile, the upper end support plate can be adjusted in a lifting mode relative to the lower end support plate, and students with different heights can place books on the book placing mechanism. The height of the book placing mechanism can be flexibly adjusted.

Description

Technical Field

[0001] The utility model relates to the technical field of cultural and educational supplies, in particular to a height-adjustable student bookshelf. Background Art

[0002] Bookshelf is a kind of furniture and a common tool in people's lives. It is composed of some shelves that can be placed on things. It is generally vertical or horizontal and can be used to store books. Due to its different shapes and structures, it has other names such as bookcases, bookcases, and bookcases. At present, bookshelves are widely used, including student bookshelves.

[0003] The utility model with prior art publication number CN213344855U relates to an auxiliary bookshelf for students, including a bookshelf body, which has multifunctional use, not only saving time, but also saving financial resources, killing two birds with one stone. The utility model has a simple and reasonable structure, is easy and convenient to use, can help students improve their learning efficiency, and can also help students organize and store their school supplies. It has diverse uses and is suitable for popularization and use.

[0004] However, the above device still has the following problems when in use: when the existing student bookshelf is used, the book placing mechanism thereof is mostly of fixed structure design, and students of different heights cannot flexibly adjust the height of the book placing mechanism when storing and taking books on the book placing mechanism; in addition, the book placing mechanism of the existing student bookshelf mostly adopts a single front opening structure design, and when the books are embedded and placed in the book placing mechanism, it is inconvenient to take out the books. Utility Model Content

[0005] In view of the deficiencies of the prior art, the utility model provides a height-adjustable student bookshelf, which is provided with a lifting and lowering adjustable book placing mechanism, and the book placing mechanism adopts a book auxiliary taking-out structure design, thereby solving the problems raised by the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a height-adjustable student bookshelf comprises two bracket plates, the two bracket plates are arranged in an upper and lower symmetrical shape and a through hole is opened between the center positions of the upper and lower side walls, a telescopic rod is fixedly connected between the side walls facing each other at the four corners of the two bracket plates, a slide rail is fixedly connected at each end of the top wall of the upper bracket plate, a book placing mechanism is slidably installed on the top of the slide rail, a lifting and adjusting mechanism is arranged in the two through holes, and a lifting and adjusting book placing mechanism is arranged as a whole, that is, two groups of bracket plates are arranged, the book placing mechanism is arranged on the top of the upper bracket plate, and the upper bracket plate can be lifted and lowered relative to the lower bracket plate. Students of different heights can flexibly adjust the height of the book placing mechanism when storing and taking books on the book placing mechanism.

[0007] As a further solution of the utility model: the book placement mechanism includes a placement bin arranged above the slide rail, the front end of the placement bin is open and the rear end of the inner wall is provided with two through grooves from top to bottom, the middle part of the bottom wall of the placement bin is fixedly connected with a sliding sleeve, the sliding sleeve is slidably connected to the outside of the slide rail, the middle part of the inner wall of the placement bin is fixedly connected with a partition, the two through grooves on the same side are symmetrically arranged about the partition, and a handle is fixedly connected to the middle part of the outer wall of the two placement bins away from one end, and the book placement mechanism adopts a book auxiliary taking-out structure design, that is, the book placement mechanism includes a book placement bin, and its book placement bin is a front open structure design, and at the same time, a partition is provided in the middle part of the book placement bin, and the rear end of the inner wall of the book placement bin is located at the upper and lower ends of the partition with through grooves, after the book is embedded and placed in the book placement bin, when taking it out, the book can be pushed by the hand through the rear through groove to cooperate with the front end of the book to take out the book, and the book is more convenient to take out.

[0008] As a further solution of the utility model: the lifting and adjusting mechanism includes a threaded sleeve fixedly connected to the upper through hole and a limit rotating block rotatably connected to the lower through hole, the top of the limit rotating block is fixedly connected to a screw, the upper end of the screw is threadedly connected to a threaded sleeve, the top of the screw and located above the two bracket plates are fixedly connected to a block, the center position of the bottom wall of the limit rotating block is fixedly connected to a rocker, the upper bracket plate can be lifted and lowered relative to the lower bracket plate, the rocker can be held to rotate the screw at the top of the limit rotating block, the upper end of the screw is threadedly connected to a threaded sleeve fixedly installed in the through hole of the upper bracket plate, and the rotating screw can drive the upper bracket plate to lift and adjust.

[0009] As a further solution of the utility model: two groups of support frames are symmetrically fixedly connected at both ends of the bottom wall of the bracket plate below, and each group of support frames is fixedly connected to the bottom wall with a fixed base. There are two support frames in each group and they are symmetrically arranged front to back. Two mounting holes are symmetrically provided between the upper and lower side walls of the fixed base. The overall student bookshelf can be fixedly installed on the corresponding installation position through the mounting holes on the two fixed bases and the mounting bolts.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] 1. In the utility model, a lifting and adjusting book placing mechanism is provided, that is, two sets of bracket plates are provided, the book placing mechanism is provided on the top of the upper bracket plate, and the upper bracket plate can be lifted and adjusted relative to the lower bracket plate. When students of different heights store or take books on the book placing mechanism, the height of the book placing mechanism can be flexibly adjusted.

[0012] 2. In the utility model, a book placement mechanism is provided with a book-assisted taking-out structure design, that is, the book placement mechanism includes a book placement bin, and the book placement bin is a front-opening structure design, and a partition is provided in the middle of the book placement bin, and a through groove is provided at the upper and lower ends of the partition at the rear end of the inner side wall of the book placement bin. After the book is placed in the book placement bin, when taking it out, the book can be pushed by the hand through the rear through groove to cooperate with the front end of the book to take out the book, and the book is more convenient to take out. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is an overall three-dimensional diagram of the utility model;

[0014] Figure 2 This is a three-dimensional diagram of the main structure of the bracket plate of the utility model;

[0015] Figure 3 It is a three-dimensional diagram of the book placing mechanism of the utility model;

[0016] Figure 4 It is a three-dimensional diagram of the lifting and lowering adjustment mechanism of the utility model.

[0017] In the figure: 1. bracket plate; 2. through hole; 3. telescopic rod; 4. lifting adjustment mechanism; 5. slide rail; 6. book placement mechanism; 7. support frame; 8. fixed base; 9. mounting hole; 41. limit rotation block; 42. threaded sleeve; 43. screw; 44. stopper; 45. rocker; 61. placement compartment; 62. slide sleeve; 63. partition; 64. through groove; 65. handle. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] It should be noted that the limiting rotation block 41 is a prior art and common knowledge to those skilled in the art, and will not be described in detail herein.

[0020] See also Figures 1 to 4In the embodiment of the utility model, a height-adjustable student bookshelf includes two bracket plates 1, which are symmetrically arranged in an upper and lower shape and have a through hole 2 between the center positions of the upper and lower side walls. A telescopic rod 3 is fixedly connected between the side walls facing each other at the four corners of the two bracket plates 1, and a slide rail 5 is fixedly connected to each of the two ends of the top wall of the upper bracket plate 1. A book placing mechanism 6 is slidably installed on the top of the slide rail 5. A lifting adjustment mechanism 4 is arranged in the two through holes 2, and a lifting and adjusting book placing mechanism 6 is arranged as a whole, that is, two groups of bracket plates 1 are arranged, and the book placing mechanism 6 is arranged on the top of the upper bracket plate 1. At the same time, the upper bracket plate 1 can be lifted and lowered relative to the lower bracket plate 1. Students of different heights can flexibly adjust the height of the book placing mechanism 6 when storing and taking books on the book placing mechanism 6.

[0021] The book placing mechanism 6 includes a placing bin 61 arranged above the slide rail 5, the front end of the placing bin 61 is open and two through slots 64 are arranged from top to bottom at the rear end of the inner wall, a sliding sleeve 62 is fixedly connected to the middle of the bottom wall of the placing bin 61, the sliding sleeve 62 is slidably connected to the outside of the slide rail 5, a partition 63 is fixedly connected to the middle of the inner wall of the placing bin 61, and the two through slots 64 on the same side are symmetrically arranged about the partition 63, and a handle 65 is fixedly connected to the middle of the outer wall of each of the two placing bins 61 at one end. The mechanism 6 adopts a book-assisted taking-out structure design, that is, the book placing mechanism 6 includes a book placing bin 61, and the book placing bin 61 is a front-opening structure design. At the same time, a partition 63 is arranged in the middle of the book placing bin 61, and a through groove 64 is opened at the upper and lower ends of the partition 63 at the rear end of the inner wall of the book placing bin 61. After the book is embedded and placed in the book placing bin 61, when taking it out, the book can be pushed by the front hand through the rear through groove 64 to cooperate with the front end of the book to take out the book, and the book is more convenient to take out.

[0022] The lifting and adjusting mechanism 4 includes a threaded sleeve 42 fixedly connected to the upper through hole 2 and a limit rotating block 41 rotatably connected to the lower through hole 2. A screw 43 is fixedly connected to the top of the limit rotating block 41. The upper end of the screw 43 is threadedly connected to the threaded sleeve 42. A stopper 44 is fixedly connected to the top of the screw 43 and located above the two bracket plates 1. A rocker 45 is fixedly connected to the center position of the bottom wall of the limit rotating block 41. The upper bracket plate 1 can be lifted and lowered relative to the lower bracket plate 1. The rocker 45 can be held to rotate the screw 43 at the top of the limit rotating block 41. The upper end of the screw 43 is threadedly connected to the threaded sleeve 42 fixedly installed in the through hole 2 of the upper bracket plate 1. The rotating screw 43 can drive the upper bracket plate 1 to lift and lower.

[0023] Two groups of support frames 7 are symmetrically fixedly connected to the two ends of the bottom wall of the lower bracket plate 1. A fixed base 8 is fixedly connected to the bottom wall of each group of support frames 7. There are two groups of support frames 7 and they are symmetrically arranged front to back. Two mounting holes 9 are symmetrically provided between the upper and lower side walls of the fixed base 8. The overall student bookshelf can be fixedly installed on the corresponding installation position through the mounting holes 9 on the two fixed bases 8 and the mounting bolts.

[0024] The working principle of the utility model is as follows: the overall student bookshelf can be fixedly installed on the corresponding installation position through the installation holes 9 on the two fixed bases 8 and the installation bolts. The overall book placement mechanism 6 that can be raised and lowered is provided, that is, two groups of bracket plates 1 are provided. The book placement mechanism 6 is provided on the top of the upper bracket plate 1. At the same time, the upper bracket plate 1 can be raised and lowered relative to the lower bracket plate 1. The rocker 45 can be held to rotate the top screw 43 of the limit rotating block 41. The upper end of the screw 43 is threadedly connected with a threaded sleeve 42 fixedly installed in the through hole 2 of the upper bracket plate 1. The rotating screw 43 can drive the upper bracket plate 1 to be raised and lowered. When students of different heights store and take books on the book placement mechanism 6, the height of the book placement mechanism 6 can be flexibly adjusted.

[0025] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A height-adjustable student bookshelf, comprising two bracket plates (1); Features: The two support plates (1) are arranged symmetrically in an upper and lower manner and a through hole (2) is opened between the center positions of the upper and lower side walls; a telescopic rod (3) is fixedly connected between the side walls facing each other at the four corners of the two support plates (1); and a slide rail (5) is fixedly connected to each of the two ends of the top wall of the upper support plate (1); A book placement mechanism (6) is slidably mounted on the top of the slide rail (5), the book placement mechanism (6) comprising a placement bin (61) arranged above the slide rail (5), the front end of the placement bin (61) being open and the rear end of the inner side wall being provided with two through slots (64) from top to bottom; A lifting and lowering adjustment mechanism (4) is provided in the two through holes (2), and the lifting and lowering adjustment mechanism (4) comprises an internal threaded sleeve (42) fixedly connected to the upper through hole (2) and a limit rotation block (41) rotatably connected to the lower through hole (2), a screw rod (43) being fixedly connected to the top end of the limit rotation block (41), and a threaded sleeve (42) being threadedly connected to the upper end of the screw rod (43).

2. The height-adjustable student bookshelf according to claim 1, characterized in that: A sliding sleeve (62) is fixedly connected to the middle of the bottom wall of the placement bin (61), and the sliding sleeve (62) is slidably connected to the outer side of the slide rail (5).

3. The height-adjustable student bookshelf according to claim 1, characterized in that: A partition plate (63) is fixedly connected to the middle of the inner side wall of the placement bin (61), and the two through grooves (64) on the same side are arranged in a vertically symmetrical shape with respect to the partition plate (63).

4. The height-adjustable student bookshelf according to claim 1, characterized in that: A handle (65) is fixedly connected to the middle of the outer side walls of the two storage bins (61) at one end away from each other.

5. The height-adjustable student bookshelf according to claim 1, characterized in that: A stopper (44) is fixedly connected to the top of the screw rod (43) and located above the two bracket plates (1), and a rocker (45) is fixedly connected to the center of the bottom wall of the position-limiting rotating block (41).

6. The height-adjustable student bookshelf according to claim 1, characterized in that: Two groups of support frames (7) are symmetrically fixedly connected at both ends of the bottom wall of the support plate (1) below, and a fixed base (8) is fixedly connected to the bottom wall of each group of support frames (7).

7. The height-adjustable student bookshelf according to claim 6, characterized in that: Each group of support frames (7) comprises two support frames (7) which are arranged in a front-to-back symmetrical shape. Two mounting holes (9) are arranged between the upper and lower side walls of the fixed base (8) in a front-to-back symmetrical shape.

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