CN111990788A

CN111990788A - Multilayer detachable arch book storage rack for library

Info

Publication number: CN111990788A
Application number: CN202010934970.4A
Authority: CN
Inventors: 刘界
Original assignee: Binzhou University
Current assignee: Binzhou University
Priority date: 2020-09-08
Filing date: 2020-09-08
Publication date: 2020-11-27

Abstract

The invention provides a multilayer detachable arched bookshelf for a library, belongs to the technical field of bookshelves, and aims to solve the problems that although universal wheels with brake devices are installed at the bottom of the existing bookshelf, when the bookshelf is used in a fixed state, the bookshelf cannot be integrally stabilized only by stepping on the brakes, and further the stability of the bookshelf in use is reduced. According to the invention, the bookshelf is moved to a proper position through the universal wheels at the bottom of the bookshelf body, then the lifting screw rod is rotated, the threaded cylinder drives the lifting plate to move downwards under the action of the threads, so that the four support columns move downwards, and when the bottom end surfaces of the four support columns are contacted with the ground, the universal wheels at the bottom of the bookshelf body are separated from the ground, so that the bookshelf is stably supported, and the stability of the bookshelf during use is further improved.

Description

Multilayer detachable arch book storage rack for library

Technical Field

The invention belongs to the technical field of book storage shelves, and particularly relates to a multilayer detachable arched book storage shelf for a library.

Background

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

For example, application No.: CN201810607795.0 the invention discloses a bookshelf for a library, comprising a left vertical plate and a right vertical plate which are oppositely arranged, a plurality of book placing plates are sequentially arranged between the left vertical plate and the right vertical plate from top to bottom, a pushing mechanism is arranged in each book placing plate, the upper part of the book placing plate is provided with a pushing plate which is matched and connected with the pushing mechanism, the lower part of the book placing plate is provided with a rotating mechanism, the invention drives the pushing screw rod to rotate by using the pushing knob in the pushing mechanism, so that the pushing plate moves towards the direction of the fixed plate, the books placed in the pushing plate can be kept orderly, the rotary knob in the rotating mechanism is used for driving the rotating shaft to rotate, so that the book placing plate is inclined by a certain angle, the book is convenient to take and place, the structure of the device is simplified, the use is convenient, the book placing in the bookshelf can be guaranteed to be neat, and great convenience is brought to a librarian.

Based on the search of the above patent and the discovery of the devices in the prior art, the bookshelves used in the library are generally multilayer bookshelves, and the existing bookshelves have the following disadvantages in the actual use process, such as: 1. when the existing book storage rack is used in a library, when a reader wants to read a book at a higher position on the book storage rack, due to the fact that workers need to finish the reading by means of tools such as a ladder stand and the like, potential safety hazards exist, the book taking process is time-consuming and labor-consuming, and convenience in use of the book storage rack is further reduced; 2. although universal wheels with brake devices are installed at the bottom of the existing bookshelf, when the bookshelf is used in a fixed state, the whole bookshelf cannot be stabilized only by stepping on the brakes, and the stability of the bookshelf in use is further reduced; 3. due to the lack of an effective dustproof structure on the existing book storage shelf, after a library is closed at the evening, dust in the library easily falls on books and supporting plates in the book storage shelf, and further the cleaning frequency of workers and the labor force during cleaning are increased.

Disclosure of Invention

In order to solve the technical problems, the invention provides a multilayer detachable arched bookshelf for a library, which aims to solve the following defects of the existing bookshelf in the actual use process, such as: 1. when the existing book storage rack is used in a library, when a reader wants to read a book at a higher position on the book storage rack, due to the fact that workers need to finish the reading by means of tools such as a ladder stand and the like, potential safety hazards exist, the book taking process is time-consuming and labor-consuming, and convenience in use of the book storage rack is further reduced; 2. although universal wheels with brake devices are installed at the bottom of the existing bookshelf, when the bookshelf is used in a fixed state, the whole bookshelf cannot be stabilized only by stepping on the brakes, and the stability of the bookshelf in use is further reduced; 3. due to the lack of an effective dustproof structure on the existing book storage shelf, after a library is closed at the evening, dust in the library is very easy to fall on books and supporting plates in the book storage shelf, and further the problems of cleaning frequency of workers and labor force during cleaning are increased.

The invention relates to a purpose and an effect of a multilayer detachable arched bookshelf for a library, which are achieved by the following specific technical means:

a multilayer detachable arched bookshelf for a library comprises a shelf body, wherein two first arched support plates and two second arched support plates are respectively arranged in the shelf body, and the two second arched support plates are positioned at the upper parts of the two first arched support plates; the front sides of the two second arched support plates are distributed on the upper part of the frame body in a downward twenty-five-thirty-degree inclined manner; the bottom of each first arched support plate and the bottom of each second arched support plate are symmetrically provided with two limiting mechanisms; the support frame comprises a frame body and is characterized in that universal wheels are mounted at four included angles of the bottom of the frame body, a support mechanism is arranged at the bottom of the frame body, the support mechanism comprises a lifting plate, support columns, lifting screw rods, a screw thread cylinder and a support frame, the center of the upper end face of the lifting plate is provided with the screw thread cylinder, the interior of the screw thread cylinder is connected with the lifting screw rods penetrating through the middle of the lifting plate through screw threads, the upper end of each lifting screw rod is provided with a rotating hand wheel, the upper end and the lower end of each lifting screw rod are rotatably connected with an axle sleeve, a support frame fixed inside the frame body is arranged outside one axle sleeve on the upper portion of each lifting screw rod, one axle sleeve on the lower; a dustproof mechanism is arranged on the front side of the frame body, and a driving mechanism is arranged on the upper part of the dustproof mechanism; the left side and the right side of the inside of the frame body are both provided with illuminating lamps; the controller is installed on the right end face of the dustproof mechanism, and the dustproof mechanism is of a shell structure; the lower part of the right end face of the dustproof mechanism is respectively provided with an illuminating lamp opening switch, a motor forward rotation switch, an illuminating lamp closing switch and a motor reverse rotation switch, and the right sides of the illuminating lamp opening switch and the motor forward rotation switch are provided with synchronous pressing pieces; the number of the synchronous pressing pieces is two, and the other synchronous pressing piece is arranged on the right side of the lighting lamp closing switch and the motor reversing switch; the right part of the inner side of the dustproof mechanism is rotatably connected with an auxiliary mechanism; the light is through light on switch and light off switch and external power source for ordinary electric connection.

Furthermore, the first arched support plate comprises a first T-shaped slide rail, a first transparent baffle and limiting insertion holes, limiting plates are arranged on the left side and the right side of the upper portion of the first arched support plate, two first transparent baffles are symmetrically arranged between the two limiting plates in a front-back manner, T-shaped slide blocks are arranged on the left side and the right side of the first arched support plate, the first T-shaped slide rail fixed inside the frame body is connected to the outside of the first arched support plate in a sliding manner through the two T-shaped slide blocks, T-shaped slide grooves connected with the T-shaped slide blocks in a sliding manner are formed in the left side and the right side of the first T-shaped slide rail, and the limiting insertion holes communicated with the T-shaped slide grooves are formed in the front portions of the left end face and;

further, the second arched support plate comprises a second T-shaped slide rail, a second transparent baffle, a sliding part and a rack, the left side and the right side of the upper part of the second arched support plate are respectively provided with a limiting plate, two second transparent baffles are symmetrically arranged between the two limiting plates in a front-back manner, the left side and the right side of the second arched support plate are respectively provided with a dovetail slide bar, the outer part of the second arched support plate is connected with the second T-shaped slide rail fixed in the frame body through the two dovetail slide bars in a sliding manner, the left side and the right side of the inner part of the second T-shaped slide rail are respectively provided with a dovetail slide groove in a sliding manner with the dovetail slide bars, the left side and the right side of the bottom end face of the second T-shaped slide rail are respectively provided with a sliding part, the opposite faces of the two sliding parts are respectively provided with a bar-shaped sliding opening, the upper part, the strip-shaped sliding opening on the sliding piece is connected with the head end of the inserting column in a sliding way;

furthermore, the limiting mechanism comprises a sliding barrel, an inserting column and a square sliding block, the limiting mechanism is of a square shell structure, the square sliding block is connected inside the limiting mechanism in a sliding mode, the inserting column is fixedly connected to the middle of the square sliding block, the head end of the inserting column is a spherical surface, a pulling block is arranged at the tail of the inserting column, the sliding barrel which is connected with the outside of the inserting column in a sliding mode is arranged on the end face of the tail of the limiting mechanism, a spring is sleeved on one side, located on the square sliding block, of the outside of the inserting column, and when the limiting mechanism and the first arched supporting plate are in an installation state, the inserting column penetrates through the T-shaped sliding block on the first arched supporting plate and is;

furthermore, the dustproof mechanism comprises a limiting slide rod, a dustproof curtain and a hanging ring, the limiting slide rod is arranged at the upper part of the inner side of the dustproof mechanism, the hanging ring is uniformly arranged at the upper part of the dustproof curtain and is connected with the limiting slide rod in a sliding manner, the upper part of the right side of the dustproof curtain is fixedly connected with the left end face of the driving plate, and when the dustproof curtain is in an unfolded state, the width of the dustproof curtain is consistent with the width of the inner side of the dustproof mechanism;

furthermore, the driving mechanism comprises a driving motor, a driving screw, a nut and a driving plate, the driving motor is installed on the upper portion of the right end face of the dustproof mechanism, the dustproof mechanism is rotatably connected with the driving screw located inside the dustproof mechanism through a rotating shaft, the nut is connected to the outside of the driving screw through threads, the driving plate in sliding connection with the limiting slide rod is arranged on the left side of the nut, and the driving motor is in common electrical connection with the controller through a motor forward rotation switch and a motor reverse rotation switch;

furthermore, the synchronous pressing piece comprises a limiting sliding column, two arched sliding blocks are symmetrically arranged on the left side and the right side of the synchronous pressing piece from top to bottom, a limiting sliding column fixed on the right end face of the dustproof mechanism is connected to the inside of each arched sliding block in a sliding mode, a spring is sleeved on the outside of each limiting sliding column, a circular pressing block is arranged in the middle of the right end face of the synchronous pressing piece, and when the synchronous pressing piece on the right sides of the illuminating lamp closing switch and the motor reversing switch is in a pressing state, buttons on the illuminating lamp closing switch and the motor reversing switch are in close contact with the left end face of the synchronous pressing piece;

further, the auxiliary mechanism comprises a worm, a first bevel gear, a rotating shaft, a second bevel gear, a worm wheel and a gear, the auxiliary mechanism is of a cylindrical structure, two worms are arranged at the upper end of the auxiliary mechanism, a first bevel gear is arranged at the lower end of the auxiliary mechanism, the rotating shaft is rotatably connected with the front part of the right side of the frame body through a shaft sleeve, a rotating hand wheel and a second bevel gear are respectively arranged at the front end and the rear end of the rotating shaft, the second bevel gear is meshed with the first bevel gear, the number of the worm gears and the number of the gears are two, and a rotating shaft is fixedly connected between each left and right adjacent worm wheel and gear, the rotating shaft between each left and right adjacent worm wheel and gear is rotatably connected with the front part of the right side of the frame body through a shaft sleeve, and the worm wheel is meshed with the worm, when the auxiliary mechanism and the second arched support plate are in an installation state, the gear is meshed with the rack.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, the bookshelf is moved to a proper position through the universal wheels at the bottom of the bookshelf body, then the lifting screw rod is rotated, the threaded cylinder drives the lifting plate to move downwards under the action of the threads, so that the four support columns move downwards, and when the bottom end surfaces of the four support columns are contacted with the ground, the universal wheels at the bottom of the bookshelf body are separated from the ground, so that the bookshelf is stably supported, and the stability of the bookshelf during use is further improved.

According to the book storage rack, the rotating shaft is rotated clockwise manually, the second bevel gear drives the first bevel gear to rotate anticlockwise, the auxiliary mechanism drives the two worms to rotate simultaneously, then the two worm gears are driven to rotate clockwise, the two gears respectively drive the racks on the two second arched supporting plates to move forwards in the clockwise rotation process, and therefore the second arched supporting plates move forwards.

According to the invention, through the arrangement of the dustproof mechanism, when a library is closed at the evening, firstly, a worker needs to close the illuminating lamp, when the library is closed, the illuminating lamp is closed by pressing the synchronous pressing piece at the lower part, the buttons on the illuminating lamp closing switch and the motor reversing switch are simultaneously pressed, so that the illuminating lamp is closed, the controller controls the rotating shaft of the driving motor to reversely rotate, so that the driving screw rod starts to reversely rotate, then the nut drives the right end of the dustproof curtain to move rightwards through the driving plate under the action of the threads, so that the dustproof curtain is unfolded at the front side of the dustproof mechanism, the dustproof curtain is not forgotten to be unfolded when a sample is made, so that dust in the library is not easy to fall on books in the book storage shelf, the first arched support plate and the two second arched support plates, and further the cleaning frequency and the labor force of the worker during.

Drawings

Fig. 1 is a schematic axial view of the present invention.

Fig. 2 is a schematic structural diagram in a split state of the present invention.

Fig. 3 is a schematic structural view of the first arched support plate and the limiting mechanism after being disassembled.

Fig. 4 is a disassembled structural schematic view of a second arched support plate of the present invention.

Fig. 5 is a schematic structural view of the limiting mechanism of the present invention in a disassembled state.

Fig. 6 is a schematic structural view of the support mechanism of the present invention in a disassembled state.

Fig. 7 is a schematic view of the present invention at a part enlarged in fig. 1.

Fig. 8 is a schematic view of the present invention at a part B enlarged in fig. 2.

Fig. 9 is a schematic structural view of the frame body and the auxiliary mechanism of the present invention.

Fig. 10 is a partially enlarged view of the structure of fig. 9 at C according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a frame body; 2. a first arched support plate; 201. a first T-shaped slide rail; 202. a first transparent barrier; 203. limiting the jacks; 3. a second arched support panel; 301. a second T-shaped slide rail; 302. a second transparent barrier; 303. a slider; 304. a rack; 4. a limiting mechanism; 401. a slide cylinder; 402. inserting the column; 403. a square slider; 5. a support mechanism; 501. a lifting plate; 502. a support pillar; 503. a lifting screw; 504. a threaded barrel; 505. a support frame; 6. a dust-proof mechanism; 601. a limiting slide bar; 602. a dust curtain; 603. a hoisting ring; 7. a drive mechanism; 701. a drive motor; 702. a drive screw; 703. a nut; 704. a drive plate; 8. an illuminating lamp; 9. a controller; 10. a synchronous pressing member; 1001. a limiting sliding column; 11. an illuminating lamp turn-on switch; 12. a motor forward rotation switch; 13. a lighting lamp closing switch; 14. a motor reverse rotation switch; 15. an auxiliary mechanism; 1501. a worm; 1502. a first bevel gear; 1503. a rotating shaft; 1504. a second bevel gear; 1505. a worm gear; 1506. a gear.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 10:

the invention provides a multilayer detachable arch bookshelf for a library, which comprises: the rack comprises a rack body 1, wherein two first arched support plates 2 and two second arched support plates 3 are respectively arranged inside the rack body 1, each first arched support plate 2 comprises a first T-shaped slide rail 201, a first transparent baffle 202 and a limiting jack 203, the left side and the right side of the upper part of each first arched support plate 2 are respectively provided with a limiting plate, two first transparent baffles 202 are symmetrically arranged between the two limiting plates in a front-back manner, the left side and the right side of each first arched support plate 2 are respectively provided with a T-shaped slide block, the outer part of each first arched support plate 2 is connected with the first T-shaped slide rail 201 fixed inside the rack body 1 in a sliding manner through the two T-shaped slide blocks, the left side and the right side of each first T-shaped slide rail 201 are respectively provided with a T-shaped slide groove connected with the T-shaped slide block in a sliding manner, and the front parts of the left; the two second arched support plates 3 are positioned above the two first arched support plates 2; the front sides of the two second arched supporting plates 3 are distributed in an inclined manner from twenty-five degrees to thirty degrees downwards on the upper part of the frame body 1; two limiting mechanisms 4 are symmetrically arranged at the bottom of each first arched supporting plate 2 and each second arched supporting plate 3, each limiting mechanism 4 comprises a sliding barrel 401, an inserting column 402 and a square sliding block 403, each limiting mechanism 4 is of a square shell structure, a square sliding block 403 is connected inside the limiting mechanism 4 in a sliding manner, an inserting column 402 is fixedly connected in the middle of the square sliding block 403, the head end of the inserting column 402 is a spherical surface, the tail part of the inserting column 402 is provided with a pulling block, the tail end surface of the limiting mechanism 4 is provided with a sliding cylinder 401 which is connected with the outside of the inserting column 402 in a sliding way, one side of the outside of the inserting column 402, which is positioned on the square sliding block 403, is sleeved with a spring, when the limiting mechanism 4 and the first arched support plate 2 are in an installation state, the insertion column 402 penetrates through the T-shaped sliding block on the first arched support plate 2 and is inserted into the limiting insertion hole 203, so that the first arched support plate 2 is effectively limited; the universal wheels are mounted at four included angles of the bottom of the frame body 1, the supporting mechanism 5 is arranged at the bottom of the frame body 1, the supporting mechanism 5 comprises a lifting plate 501, supporting columns 502, lifting screws 503, a threaded cylinder 504 and a supporting frame 505, the threaded cylinder 504 is arranged at the center of the upper end face of the lifting plate 501, the interior of the threaded cylinder 504 is connected with the lifting screws 503 penetrating through the middle of the lifting plate 501 through threads, rotating hand wheels are arranged at the upper ends of the lifting screws 503, shaft sleeves are rotatably connected to the upper ends and the lower ends of the lifting screws 503, the supporting frame 505 fixed inside the frame body 1 is arranged outside one shaft sleeve at the upper portion of the lifting screws 503, one shaft sleeve at the lower portion of the supporting frame 505 is fixed on the bottom end face inside the frame body 1, and the; the front side of the frame body 1 is provided with a dustproof mechanism 6, the dustproof mechanism 6 comprises a limiting slide rod 601, a dustproof curtain 602 and a hanging ring 603, the limiting slide rod 601 is arranged at the upper part of the inner side of the dustproof mechanism 6, the hanging ring 603 is uniformly arranged at the upper part of the dustproof curtain 602, the hanging ring 603 is connected with the limiting slide rod 601 in a sliding manner, the upper part of the right side of the dustproof curtain 602 is fixedly connected with the left end face of the driving plate 704, and when the dustproof curtain 602 is in an unfolded state, the width of the dustproof curtain 602 is consistent with the; the upper part of the dustproof mechanism 6 is provided with a driving mechanism 7, the driving mechanism 7 comprises a driving motor 701, a driving screw 702, a nut 703 and a driving plate 704, the driving motor 701 is installed on the upper part of the right end face of the dustproof mechanism 6, the dustproof mechanism 6 is rotatably connected with the driving screw 702 positioned in the dustproof mechanism 6 through a rotating shaft, the nut 703 is connected outside the driving screw 702 through threads, the left side of the nut 703 is provided with the driving plate 704 in sliding connection with the limiting slide rod 601, and the driving motor 701 is in common electrical connection with the controller 9 through a motor forward rotation switch 12 and a motor reverse rotation switch 14; the left side and the right side of the inside of the frame body 1 are both provided with illuminating lamps 8; the controller 9 is installed on the right end face of the dustproof mechanism 6, and the dustproof mechanism 6 is of a shell structure; the lower part of the right end face of the dustproof mechanism 6 is respectively provided with an illuminating lamp opening switch 11, a motor forward rotation switch 12, an illuminating lamp closing switch 13 and a motor reverse rotation switch 14, and the right sides of the illuminating lamp opening switch 11 and the motor forward rotation switch 12 are provided with synchronous pressing pieces 10; the number of the synchronous pressing pieces 10 is two, and the other synchronous pressing piece 10 is arranged on the right side of the illuminating lamp closing switch 13 and the motor reversing switch 14; the right part of the inner side of the dustproof mechanism 6 is rotatably connected with an auxiliary mechanism 15, the auxiliary mechanism 15 comprises a worm 1501, a first bevel gear 1502, a rotating shaft 1503, a second bevel gear 1504, a worm wheel 1505 and a gear 1506, the auxiliary mechanism 15 is of a cylindrical structure, two worms 1501 are arranged at the upper end of the auxiliary mechanism 15, the first bevel gear 1502 is arranged at the lower end of the auxiliary mechanism 15, the rotating shaft 1503 is rotatably connected with the front part of the right side of the frame body 1 through a shaft sleeve, a rotating hand wheel and a second bevel gear 1504 are respectively arranged at the front end and the rear end of the rotating shaft 1503, the second bevel gear 1504 is meshed with the first bevel gear 1502, the number of the worm wheels 1505 and the gear 1506 is two, a rotating shaft is fixedly connected between each left and right adjacent worm wheel 1505 and gear 1506, the rotating shaft between each left and right adjacent worm wheel 1505 and gear 1506 is rotatably connected with the front part of the right side, the gear 1506 is meshed with the rack 304; the illumination lamp 8 is electrically connected with an external power supply through an illumination lamp on switch 11 and an illumination lamp off switch 13.

Wherein, the second arched supporting plate 3 comprises a second T-shaped slide rail 301, a second transparent baffle 302, a sliding part 303 and a rack 304, the left and right sides of the upper part of the second arched supporting plate 3 are respectively provided with a limiting plate, two second transparent baffles 302 are symmetrically arranged in the front and back direction between the two limiting plates, the left and right sides of the second arched supporting plate 3 are respectively provided with a dovetail slide bar, the outside of the second arched supporting plate 3 is connected with the second T-shaped slide rail 301 fixed in the frame body 1 in a sliding way through the two dovetail slide bars, the left and right sides of the inside of the second T-shaped slide rail 301 are respectively provided with a dovetail slide groove connected with the dovetail slide bars in a sliding way, the left and right sides of the bottom end surface of the second T-shaped slide rail 301 are respectively provided with a sliding part 303, the opposite surfaces of the two sliding parts 303 are respectively provided with a strip-shaped sliding opening, the upper part of the right side, the shape sliding opening on slider 303 slides with grafting post 402 head end and is connected, setting through stop gear 4, when needs dismantle second arch support plate 3, the second arch supports plate 3 forward-motion to the front end after, through manual nipping two relative grafting post 402 tails, thereby make two grafting post 402 head ends all with slider 303 last shape sliding opening separation, thereby make second arch support plate 3 lose limiting displacement, then with second arch support plate 3 take off can, and then effectively improved the convenience when second arch support plate 3 dismantles.

Wherein, synchronous pressing piece 10 includes spacing traveller 1001, synchronous pressing piece 10 left and right both sides all are about the symmetry form be equipped with two arch sliders, and every inside equal sliding connection of arch slider has a spacing traveller 1001 of fixing at 6 right-hand members of dustproof mechanism, every spacing traveller 1001 outside all has cup jointed the spring, synchronous pressing piece 10 right-hand members face middle part is equipped with circular pressing piece, when synchronous pressing piece 10 on light closing switch 13 and motor reversing switch 14 right side is in when pressing the state, button and the synchronous pressing piece 10 left end face of synchronous pressing piece 10 in the last button of light closing switch 13 and motor reversing switch 14 closely contact, through the setting of synchronous pressing piece 10, make and press light closing switch 13 and can press motor reversing switch 14 simultaneously.

When in use: the bookshelf is moved to a proper position through universal wheels at the bottom of the shelf body 1, books are respectively placed on the first arched support plates 2 and the two second arched support plates 3, then the lifting screw 503 is rotated, the threaded cylinder 504 drives the lifting plate 501 to move downwards under the action of threads, so that the four support columns 502 move downwards, when the bottom end faces of the four support columns 502 are in contact with the ground, the universal wheels at the bottom of the shelf body 1 are separated from the ground, so that the bookshelf is stably supported, and the stability of the bookshelf in use is improved;

when a reader wants to read a book at a higher position on the book storage rack, the rotation shaft 1503 is rotated clockwise manually, the second bevel gear 1504 drives the first bevel gear 1502 to rotate counterclockwise, so that the auxiliary mechanism 15 drives the two worms 1501 to rotate simultaneously, and then drives the two worm gears 1505 to rotate clockwise, so that the two gears 1506 respectively drive the racks 304 on the two second arched support plates 3 to move forward in the clockwise rotation process, so that the second arched support plates 3 move forward, and because the front sides of the second arched support plates 3 are distributed in an inclined manner from twenty-five degrees to thirty degrees downwards on the upper portion of the rack body 1, the book in the second arched support plates 3 moving forward can be taken without the aid of tools such as a ladder and the like, thereby effectively avoiding potential safety hazards when workers ascend, and the book taking process is more time-saving and labor-saving, the convenience of the bookshelf is further improved when the bookshelf is used;

when the library is closed in the evening, firstly, the staff needs to turn off the illuminating lamp 8, by pressing the lower one of the synchronized pressing members 10, the lighting lamp turn-off switch 13 and the button of the motor reverse rotation switch 14 are simultaneously pressed, thereby turning off the illumination lamp 8, and the controller 9 controls the rotation shaft of the driving motor 701 to rotate in the reverse direction, thereby starting the reverse rotation of the driving screw 702, the nut 703 then drives the right end of the dust curtain 602 to move to the right through the driving plate 704 under the action of the screw thread, so that the dust curtain 602 is unfolded at the front side of the dust-proof mechanism 6, so that the dust curtain 602 is not unfolded when proofing is forgotten, therefore, dust in a library is not prone to falling on books in the bookshelf, the first arched support plates 2 and the two second arched support plates 3, and accordingly the cleaning frequency of workers and labor force during cleaning are reduced.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a library stores up bookshelf with detachable arch of multilayer which characterized in that: the support comprises a support body (1), wherein two first arched support plates (2) and two second arched support plates (3) are respectively arranged in the support body (1), and the two second arched support plates (3) are positioned at the upper parts of the two first arched support plates (2); the front sides of the two second arched supporting plates (3) are distributed in an inclined manner from twenty-five degrees to thirty degrees downwards on the upper part of the frame body (1); the bottoms of each first arched support plate (2) and each second arched support plate (3) are provided with two limiting mechanisms (4) in a bilateral symmetry manner; four contained angle departments in support body (1) bottom all install an universal wheel, and support body (1) bottom is equipped with supporting mechanism (5), supporting mechanism (5) include lifter plate (501), support column (502), lifting screw (503), a screw thread section of thick bamboo (504) and support frame (505), lifter plate (501) up end central point is equipped with a screw thread section of thick bamboo (504), and screw thread section of thick bamboo (504) are inside to have lifting screw (503) that run through lifter plate (501) middle part through threaded connection, lifting screw (503) upper end is equipped with the rotation hand wheel, and both ends all rotate about lifting screw (503) and are connected with an axle sleeve, an axle sleeve outside in lifting screw (503) upper portion is equipped with and fixes support frame (505) inside in support body (1), and an axle sleeve in support frame (505) lower part fixes the inside bottom face in support body (1), four contained angle departments of lifter plate (501) bottom face all are equipped with a support that is connected with support body (1 A column (502); a dustproof mechanism (6) is arranged on the front side of the frame body (1), and a driving mechanism (7) is arranged on the upper part of the dustproof mechanism (6); the left side and the right side of the inside of the frame body (1) are provided with illuminating lamps (8); the controller (9) is installed on the right end face of the dustproof mechanism (6), and the dustproof mechanism (6) is of a shell structure; the lower part of the right end face of the dustproof mechanism (6) is respectively provided with an illuminating lamp opening switch (11), a motor forward rotation switch (12), an illuminating lamp closing switch (13) and a motor reverse rotation switch (14), and the right sides of the illuminating lamp opening switch (11) and the motor forward rotation switch (12) are provided with synchronous pressing pieces (10); the number of the synchronous pressing pieces (10) is two, and the other synchronous pressing piece (10) is arranged on the right side of the lighting lamp closing switch (13) and the motor reversing switch (14); the right part of the inner side of the dustproof mechanism (6) is rotatably connected with an auxiliary mechanism (15); the illuminating lamp (8) is in common electric connection with an external power supply through an illuminating lamp opening switch (11) and an illuminating lamp closing switch (13).

2. The multi-layered detachable arched bookshelf according to claim 1, wherein: first arch supports plate (2) including first T font slide rail (201), first transparency baffle (202) and spacing jack (203), first arch supports plate (2) upper portion left and right sides and all is equipped with the limiting plate, and is between two limiting plates around the symmetry form be equipped with two first transparency baffle (202), first arch supports plate (2) left and right sides and all is equipped with T type slider, and just first arch supports plate (2) outside and has fixed first T font slide rail (201) inside support body (1) through two T type slider sliding connection, left and right sides face all sets up the T type spout with T type slider sliding connection in first T font slide rail (201), and the both ends face front portion all sets up a spacing jack (203) communicating with T type spout about first T font slide rail (201).

3. The multi-layered detachable arched bookshelf according to claim 1, wherein: the second arched supporting plate (3) comprises a second T-shaped sliding rail (301), second transparent baffle plates (302), sliding pieces (303) and racks (304), the left side and the right side of the upper part of the second arched supporting plate (3) are respectively provided with a limiting plate, two second transparent baffle plates (302) are symmetrically arranged between the two limiting plates in a front-back manner, the left side and the right side of the second arched supporting plate (3) are respectively provided with a dovetail sliding strip, the outside of the second arched supporting plate (3) is connected with the second T-shaped sliding rail (301) fixed in the frame body (1) through the two dovetail sliding strips in a sliding manner, the left side and the right side of the inside of the second T-shaped sliding rail (301) are respectively provided with a dovetail sliding groove in a sliding manner with the dovetail sliding strip, the left side and the right side of the bottom end surface of the second T-shaped sliding rail (301) are respectively provided with one sliding piece (303, the upper part of the right side of the second T-shaped sliding rail (301) is provided with a rack (304), and when the second arched supporting plate (3) and the limiting mechanism (4) are in an installation state, the strip-shaped sliding opening on the sliding part (303) is connected with the head end of the inserting column (402) in a sliding mode.

4. The multi-layered detachable arched bookshelf according to claim 1, wherein: stop gear (4) are including slide cartridge (401), grafting post (402) and square slider (403), stop gear (4) are square shell structure, and stop gear (4) inside sliding connection has square slider (403), square slider (403) middle part fixedly connected with grafting post (402), and grafting post (402) head end is spherical, grafting post (402) afterbody is equipped with the pulling piece, stop gear (4) afterbody terminal surface be equipped with grafting post (402) outside sliding connection's slide cartridge (401), grafting post (402) outside is located square slider (403) one side and has cup jointed the spring, works as when stop gear (4) are in the mounted state with first arch support plate (2), grafting post (402) run through on first arch support plate (2) T type slider and spacing jack (203) are pegged graft mutually.

5. The multi-layered detachable arched bookshelf according to claim 1, wherein: dustproof mechanism (6) are including spacing slide bar (601), dustproof curtain (602) and rings (603), the inboard upper portion of dustproof mechanism (6) is equipped with spacing slide bar (601), dustproof curtain (602) upper portion is even form and is equipped with rings (603), and rings (603) slide with spacing slide bar (601) and be connected, dustproof curtain (602) right side upper portion is connected with drive plate (704) left end face is fixed, works as when dustproof curtain (602) is in the expansion state, dustproof curtain (602) width is unanimous with the inboard width of dustproof mechanism (6).

6. The multi-layered detachable arched bookshelf according to claim 1, wherein: the driving mechanism (7) comprises a driving motor (701), a driving screw rod (702), a nut (703) and a driving plate (704), the driving motor (701) is installed on the upper portion of the right end face of the dustproof mechanism (6), the dustproof mechanism (6) is connected with the driving screw rod (702) located inside the dustproof mechanism (6) in a rotating mode through a rotating shaft, the nut (703) is connected to the outside of the driving screw rod (702) through threads, the driving plate (704) in sliding connection with the limiting sliding rod (601) is arranged on the left side of the nut (703), and the driving motor (701) is connected with the controller (9) through a motor forward rotation switch (12) and a motor reverse rotation switch (14) in a common electric mode.

7. The multi-layered detachable arched bookshelf according to claim 1, wherein: synchronous pressing piece (10) are including spacing traveller (1001), the symmetry form all is from top to bottom in synchronous pressing piece (10) the left and right sides and is equipped with two arch sliders, and every arch slider inside equal sliding connection has a spacing traveller (1001) of fixing at dustproof mechanism (6) right-hand member face, every spacing traveller (1001) outside has all cup jointed the spring, synchronous pressing piece (10) right-hand member face middle part is equipped with circular pressing block, and when synchronous pressing piece (10) on light closing switch (13) and motor reversal switch (14) right side were in the state of pressing, light closing switch (13) and motor reversal switch (14) go up button and synchronous pressing piece (10) left end face and closely contact.

8. The multi-layered detachable arched bookshelf according to claim 1, wherein: the auxiliary mechanism (15) comprises a worm (1501), a first bevel gear (1502), a rotating shaft (1503), a second bevel gear (1504), worm gears (1505) and gears (1506), the auxiliary mechanism (15) is of a cylindrical structure, the upper end of the auxiliary mechanism (15) is provided with the two worms (1501), the lower end of the auxiliary mechanism (15) is provided with the first bevel gear (1502), the rotating shaft (1503) is rotatably connected to the front part of the right side of the frame body (1) through a shaft sleeve, the front end and the rear end of the rotating shaft (1503) are respectively provided with a rotating hand wheel and the second bevel gear (1504), the second bevel gear (1504) is meshed with the first bevel gear (1502), the number of the worm gears (1505) and the gears (1506) is two, a rotating shaft is fixedly connected between each left and right adjacent worm gear (1505) and each gear (1505), and the rotating shaft between each left and right adjacent gear (1506) are rotatably connected to the front part of the right, and the worm wheel (1505) is meshed with the worm (1501), and the gear (1506) is meshed with the rack (304) when the auxiliary mechanism (15) and the second arched support plate (3) are in the installation state.