CN117356840A - Multifunctional novel student bookcase - Google Patents

Abstract

The invention discloses a multifunctional novel student bookcase, which is provided with a bookcase body arranged on the ground; comprising the following steps: the movable rod is in threaded connection with the upper side of the inner surface of the bookcase body, the outer surface of the movable rod is rotationally connected with a connecting rod, the connecting rod is nested on the inner wall of the bookcase body, and the inner surface of the bookcase body is connected with a base; the screw rod is rotatably connected to the inner surface of the base. This multi-functional novel student book case is provided with movable shrink rotatory upset lid, cooperates the cooperation of movable rod and connecting rod, and effectual control upset lid forms the location rotation under the nestification of spacing axle to and when the upset lid rotates, because the extrusion of connecting rod and book case body, and the spacing flexible of movable rod, stability when improving the upset lid and using, and through the base that can fix a position the use, and the rotation between base and the cabinet door, and the rotation of cabinet door and locating component, can effectually control cabinet door upset formation desktop use.

Description

Multifunctional novel student bookcase

Technical Field

The invention relates to the technical field of student bookcases, in particular to a multifunctional novel student bookcase.

Background

The student book cabinet can be used for places such as schools, families, study rooms and the like for placing study books with students, carrying study materials and the like, can store books and student articles by arranging independent student book cabinets and is used by being matched with an assembled foldable cabinet plate to form a tabletop, but the existing student book cabinet has some problems when in use.

In the prior art, the grant publication (bulletin) number: in CN107028380A, a multifunctional novel student bookcase comprises universal wheels, a lower-layer bookcase, a coded lock, a handle, a cabinet door, a hinge, a first partition plate, a clamping groove, an upper-layer bookcase, a second partition plate, a third partition plate, a cabinet body, a table plate, a support rod, a hook and a vent hole, wherein the first partition plate divides the cabinet body into the upper-layer bookcase and the lower-layer bookcase, one side of the lower-layer bookcase is provided with the cabinet door, the cabinet door is connected to the first partition plate through the hinge, the upper-layer bookcase is divided into an upper-layer bookshelf and a lower-layer bookshelf through the second partition plate, the lower ends of the upper-layer bookshelf and the lower-layer bookshelf are respectively provided with a plurality of clamping grooves, the clamping grooves are sleeved with the third partition plate, and the third partition plate divides the upper-layer bookshelf and the lower-layer bookshelf into a plurality of bookshelf spaces;

in the working process of the device, one side of the cabinet body is connected with the desk plate through the hinge, the bottom of the desk plate is connected with the supporting rod through the hinge, the cabinet body is divided into an upper-layer bookcase and a lower-layer bookcase through the first partition plate, the upper-layer bookcase can be used for placing books which are frequently used, and the lower-layer bookcase can be used for placing books which are not frequently used, but when the device is used, the turnover structure is arranged, the turned desk top is inclined easily, so that the stability is insufficient when the device is used, and when the device is stored beside the bookcase, the space occupation is extremely easy to cause and the whole use effect is influenced;

in the prior art, the grant publication (bulletin) number: the multifunctional student cabinet in CN204192014U comprises a cabinet body, wherein two drawers are arranged at the lower part of the cabinet body, a cabinet door is arranged at the upper part of the cabinet body, a bookshelf part is arranged at the inner bottom of the cabinet door, clothes hanging rods are arranged at the upper part of the cabinet door, two parallel support rods are respectively arranged at two sides of the cabinet body, sleeves capable of sliding up and down are arranged on the support rods, one end of a plate body is hinged in each sleeve, and telescopic support legs are hinged at the other end of the plate body, so that the multifunctional student cabinet has multiple functions of a bookcase, a dining table and the like, is convenient to use, and occupies a small space;

in the prior art, the grant publication (bulletin) number: the multifunctional assembled bookcase for students in CN211795120U comprises a main body, a fixed plate and an adjusting device, wherein the main body is of a box structure with an opening at the front end and first square holes symmetrically arranged in the middle of the left end and the right end, the fixed plate is fixedly connected to the middle of the inner wall of the left side of the main body, second square holes which are communicated with the first square holes and are adaptive to the first square holes are arranged in the fixed plate, two sliding grooves are formed in the upper part of the left end of the main body, an opening groove is formed in the left end of a bottom plate of the main body, and the adjusting device consists of the first adjusting plate, an L-shaped supporting plate, a groove, a rotating shaft, the second adjusting plate and a sliding block;

in the working process of the device, the structure design is reasonable, the dual-purpose combined structure of the reading support and the bookcase is realized by changing the length and the position relationship among the first adjusting plate, the second adjusting plate and the fixing plate, the reading angle can be adjusted, the storage space can be increased, the device has good popularization prospect, and the storage position is shorter when the set reading structure is not used, and the use space in the bookcase is influenced.

Disclosure of Invention

The invention aims to provide a multifunctional novel student bookcase, which aims to solve the problems that the turnover structure provided in the background technology is easy to incline a turned tabletop, so that the stability is insufficient in use, the whole use effect is easily influenced due to overlarge space occupation when the novel student bookcase is stored beside the bookcase, and the storage position is shorter when the provided reading structure is not used, and the use space in the bookcase is influenced.

In order to achieve the above purpose, the present invention provides the following technical solutions: a multifunctional novel student bookcase is provided with a bookcase body which is placed on the ground;

comprising the following steps: the movable rod is in threaded connection with the upper side of the inner surface of the bookcase body, the outer surface of the movable rod is rotationally connected with a connecting rod, the connecting rod is nested on the inner wall of the bookcase body, and the inner surface of the bookcase body is connected with a base;

the screw rod is rotationally connected to the inner surface of the base, the outer surface of the screw rod is in threaded connection with the moving block, the upper surface of the base is rotationally connected with the cabinet door, the outer surface of the cabinet door is rotationally connected with the positioning assembly, the lower side of the inner surface of the positioning assembly is rotationally connected with the positioning shaft, and the positioning shaft is nested and installed on the inner surface of the bookcase body;

the nested block is arranged on the upper side of the inner surface of the positioning assembly, the inner surface of the nested block is connected with a clamping block in a clamping way, the lower surface of the clamping block is connected with a reset spring in a fitting way, and the clamping block is connected to the inner surface of the bookcase body in a telescopic way;

the rack is arranged at the rear side of the outer surface of the positioning assembly, a limit bar is arranged on the side edge of the outer surface of the rack, the limit bar is limited and slides on the inner wall of the bookcase body, the lower surface of the rack is connected with a roller, the front side of the upper surface of the rack is connected with a turbine in a meshed manner, the rear side of the outer surface of the turbine is connected with a worm in a meshed manner, the rear lower side of the outer surface of the positioning assembly is connected with a supporting block, and the supporting block is arranged at the lower side of the inner surface of the bookcase body;

the supporting leg rotates and connects in the internal surface of cabinet door, and the internal surface rotation of cabinet door is connected with flexible subassembly to the internal surface nest of flexible subassembly is connected with extrusion spring, and the opposite side of extrusion spring is connected with the telescopic link simultaneously to with the telescopic link flexible equipment in the inside of flexible subassembly, the surface axle rotation of telescopic link is connected at the internal surface of supporting leg, and then the flexible equipment of drawer is at the internal surface of book case body.

Preferably, the movable rod and the bookcase body form a limit movable structure with screw thread adjustment, the movable rod and the connecting rod form a rotary structure, the connecting rod and the bookcase body form a built-in extrusion structure, meanwhile, the connecting rod is symmetrically arranged on the middle section of the inner surface of the bookcase body, the other end of the outer surface of the connecting rod is rotationally connected with a turnover cover, the outer surface of the turnover cover is connected with an extrusion plate, an extension spring is assembled between the turnover cover and the extrusion plate in a nested manner, and a limit shaft is connected between the turnover cover and the extrusion plate in a nested manner.

Through the structure, the position of the movable rod is controlled conveniently and stably when the bookcase is used, and the angle of the overturning cover is adjusted by matching with the connecting rod, so that the dustproof performance above the bookcase body is controlled.

Preferably, the overturning cover and the connecting rod are connected and rotated by matching with the eccentric shaft, the overturning cover and the extruding plate form a rotating structure through the tension spring, the overturning cover and the extruding plate form a nested rotating structure with the limiting shaft, and meanwhile, the shape between the overturning cover and the extruding plate is of an R-shaped structure.

Through the structure, the stability of the turnover cover can be effectively controlled in use, movement, positioning and rotation are formed, and the stability of the turnover cover is improved.

Preferably, the base forms a rotating structure with the moving block through the screw rod, the outer surface shape of the screw rod is of a bidirectional spiral structure, the base forms a rotating structure with the cabinet door, and the cabinet door and the positioning assembly form a rotating structure.

Through above-mentioned structure, the angle of the base on the effectual control cabinet door of being convenient for when using to when the base needs the location, steerable movable block horizontal migration, effectual adjusting device stability.

Preferably, the outer surface of the moving block is provided with a moving shaft, the outer surface of the moving shaft is connected with a clamping piece in a nested mode, the inner surface of the clamping piece is provided with a moving groove, the moving shaft is limited to slide in the moving groove, and meanwhile the lower surface of the clamping piece is connected with a clamping groove formed in the bookcase body in a clamping mode.

Through the structure, the book cabinet is convenient for stable limiting installation during use, prevents to fall off, and is matched with the assembled clamping groove to form limiting and positioning assembly between the base and the book cabinet body.

Preferably, the clamping piece forms a sliding rotation structure with the moving block through the moving shaft and the moving groove, the clamping piece forms positioning rotation with the base through the shaft, the outer surface of the clamping piece is of an L-shaped structure, and meanwhile the clamping piece forms a limiting clamping structure with the bookcase body through the clamping groove.

Through above-mentioned structure, the angle of effectual control fastener when using to control the stability of being connected between fastener and the book case body, and prevent that the fastener from appearing the slope damage when the upset removes.

Preferably, the positioning assembly and the bookcase body form a positioning rotating structure through the positioning shaft, the positioning assembly and the nesting block form an integrated structure, the nesting block and the bookcase body form a built-in nesting structure, and meanwhile, the bookcase body and the nesting block form a limiting clamping structure through the reset spring and the clamping block.

Through above-mentioned structure, the rotation between control locating component and the cabinet door when using to the base of cabinet door equipment can be cooperateed to locating component, and the use of accessible locating shaft controls the angle of cabinet door, locating component and book cabinet body, and when not needing to adjust the angle of cabinet door and locating component, cooperation fixture block forms effectual block.

Preferably, the rack and the rear side of the outer surface of the positioning assembly are embedded, the positioning assembly forms a linked rotating structure with the turbine and the worm through the rack, the rack forms a limiting moving structure with the bookcase body through the limiting bar and the roller, and meanwhile, the positioning assembly forms a limiting extrusion structure with the bookcase body through the supporting block.

Through the structure, stable positioning and installation are effectively carried out when the support block is used, the support block is matched with linkage rotation between the rack, the turbine and the worm, so that the rotating stability of the positioning assembly is controlled, and the support block is matched with the support block to increase the supporting force after rotation.

Preferably, the supporting leg and the cabinet door form a nested rotating structure, the cabinet door and the telescopic assembly form a positioning rotating structure, the telescopic assembly and the telescopic rod form an elastic telescopic structure through the extrusion spring, and meanwhile, the supporting leg and the cabinet door form a linkage rotating structure through the telescopic assembly and the telescopic rod, and a stably supported triangle structure can be formed.

Through above-mentioned structure, be convenient for cooperate the rotation of cabinet door and locating component when using to the control supporting leg breaks away from the nestification of cabinet door, and cooperates elastic adjustment between telescopic assembly and the telescopic link, and the control cabinet door changes the stability when being the desktop and use.

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

1. the multifunctional novel student bookcase is provided with the movable contractive rotary turnover cover, is matched with the movable rod and the connecting rod, effectively controls the turnover cover to form positioning rotation under the nesting of the limiting shaft, and can effectively control the cabinet door to turn over to form a tabletop for use due to the extrusion of the connecting rod and the bookcase body and the limiting expansion of the movable rod when the turnover cover rotates, so that the stability of the turnover cover in use is improved, and the cabinet door can be effectively controlled to turn over to form the tabletop for use through the base capable of being used in positioning and the rotation between the base and the cabinet door and the rotation of the positioning assembly;

2. according to the multifunctional novel student bookcase, the arranged turnover cover can be matched with the extrusion plate connected with the assembled extension spring and the rotation between the extrusion plate and the turnover cover, so that the turnover cover can be effectively nested and unlocked on the limiting shaft to carry out limiting movement on the turnover cover, the novel student bookcase is matched with limiting assembly between the bookcase body and the base, the novel student bookcase can be connected with the cabinet door in a non-limiting state, the rotatable cabinet door is used for taking a book, in a limiting state, the cabinet door can be controlled to rotate with the base, the positioning assembly for controlling the cabinet door to be assembled synchronously rotates, the regulation of the supporting legs is matched, the cabinet door is effectively controlled to form a tabletop to be used, and the working stability of the cabinet door is improved;

3. this multi-functional novel student book case is provided with the locating component that can overturn to the use of cooperation locating shaft, the effectual bottom of formation location control cabinet door form the upset, and can be through the meshing between rack and the turbine of equipment when the cabinet door overturns, the stability when effectual control cabinet door overturns, and the upper end cooperation fixture block of locating component and reset spring and the use of nested piece, the location at effectual control cabinet door top.

Drawings

FIG. 1 is a schematic perspective view of a bookcase body according to the present invention;

FIG. 2 is a schematic diagram of a semi-sectional perspective structure of the bookcase body of the present invention;

FIG. 3 is a schematic view of a partially cut-away perspective structure of the flip cover of the present invention;

FIG. 4 is a schematic view of a partially cut-away perspective structure of a cabinet door according to the present invention;

FIG. 5 is an enlarged perspective view of the structure of FIG. 4A according to the present invention;

FIG. 6 is an enlarged perspective view of the structure of FIG. 4B according to the present invention;

FIG. 7 is a schematic view of a partial cross-sectional perspective view of a rack of the present invention;

fig. 8 is a schematic view of a partial cutaway perspective view of a support leg of the present invention.

In the figure: 1. a book cabinet body; 2. a moving rod; 3. a connecting rod; 301. a flip cover; 302. an extrusion plate; 303. a tension spring; 304. a limiting shaft; 4. a base; 5. a screw rod; 6. a moving block; 601. a movable shaft; 602. a clamping piece; 603. a moving groove; 604. a clamping groove; 7. a cabinet door; 8. a positioning assembly; 9. positioning a shaft; 10. nesting blocks; 11. a clamping block; 12. a return spring; 13. a rack; 14. a limit bar; 15. a roller; 16. a turbine; 17. a worm; 18. a support block; 19. support legs; 20. a telescoping assembly; 21. extruding a spring; 22. a telescopic rod; 23. and a drawer.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: a multifunctional novel student bookcase is provided with a bookcase body 1 which is placed on the ground;

comprising the following steps: the movable rod 2 is in threaded connection with the upper side of the inner surface of the bookcase body 1, the outer surface of the movable rod 2 is rotationally connected with the connecting rod 3, the connecting rod 3 is nested on the inner wall of the bookcase body 1, and the inner surface of the bookcase body 1 is connected with the base 4;

the movable rod 2 and the bookcase body 1 form a limit movable structure with screw thread adjustment, the movable rod 2 and the connecting rod 3 form a rotary structure, the connecting rod 3 and the bookcase body 1 form a built-in extrusion structure, meanwhile, the connecting rod 3 is symmetrically arranged on the middle section of the inner surface of the bookcase body 1, the other end of the outer surface of the connecting rod 3 is rotationally connected with the overturning cover 301, the outer surface of the overturning cover 301 is connected with the extrusion plate 302, an extension spring 303 is assembled between the overturning cover 301 and the extrusion plate 302 in a nested mode, and a limit shaft 304 is connected between the overturning cover 301 and the extrusion plate 302 in a nested mode in the inner surface.

The overturning cover 301 and the connecting rod 3 are connected and rotated in a matched and eccentric way, the overturning cover 301 and the extruding plate 302 form a rotating structure through the extension spring 303, the overturning cover 301 and the extruding plate 302 form a nested rotating structure with the limiting shaft 304, and meanwhile, the shape between the overturning cover 301 and the extruding plate 302 is in an R-shaped structure.

The book cabinet is characterized in that the book cabinet body 1 is fixed at a using position, when books or data on the upper side of the book cabinet body 1 are required to be taken out, a motor assembled on the upper side of the inner surface of the book cabinet body 1 can be controlled, an output shaft connected threaded rod is controlled, the moving rod 2 is effectively controlled to move horizontally in the book cabinet body 1 in a limiting mode, the connecting rod 3 is driven to move towards the rear side of the inner surface of the book cabinet body 1 through rotation of the moving rod 2, an inclined groove body in the book cabinet body 1 is matched with the connecting rod 3 to form extrusion, the overturning cover 301 is driven to form positioning rotation through the positioning of the limiting shaft 304 through the eccentric shaft assembled at the front end of the connecting rod 3, the extrusion plate 302 connected with the stretching spring 303 is effectively controlled under continuous movement of the connecting rod 3, extrusion of the limiting shaft 304 is broken away, the overturning cover 301 is driven to move towards the rear side of the inner surface of the book cabinet body 1, nesting of the limiting shaft 304 is matched with the overturning cover 301 is improved.

The screw rod 5 is rotationally connected to the inner surface of the base 4, the outer surface of the screw rod 5 is in threaded connection with the moving block 6, the upper surface of the base 4 is rotationally connected with the cabinet door 7, the outer surface of the cabinet door 7 is rotationally connected with the positioning assembly 8, the lower side of the inner surface of the positioning assembly 8 is rotationally connected with the positioning shaft 9, and the positioning shaft 9 is nested and installed on the inner surface of the bookcase body 1;

the nested block 10 is arranged on the upper side of the inner surface of the positioning assembly 8, a clamping block 11 is clamped and connected on the inner surface of the nested block 10, a reset spring 12 is attached and connected on the lower surface of the clamping block 11, and the clamping block 11 is telescopically connected on the inner surface of the bookcase body 1;

the rack 13 is arranged on the rear side of the outer surface of the positioning assembly 8, a limit bar 14 is arranged on the side edge of the outer surface of the rack 13, the limit bar 14 is limited and slides on the inner wall of the bookcase body 1, the lower surface of the rack 13 is connected with a roller 15, meanwhile, the front side of the upper surface of the rack 13 is connected with a turbine 16 in a meshed manner, the rear side of the outer surface of the turbine 16 is connected with a worm 17 in a meshed manner, the rear lower side of the outer surface of the positioning assembly 8 is connected with a supporting block 18, and the supporting block 18 is arranged on the lower side of the inner surface of the bookcase body 1;

the base 4 forms a rotating structure with the moving block 6 through the lead screw 5, the shape of the outer surface of the lead screw 5 is of a bidirectional spiral structure, the base 4 forms a rotating structure with the cabinet door 7, and the cabinet door 7 and the positioning assembly 8 form a rotating structure.

The outer surface of the moving block 6 is provided with a moving shaft 601, the outer surface of the moving shaft 601 is connected with a clamping piece 602 in a nested mode, the inner surface of the clamping piece 602 is provided with a moving groove 603, the moving shaft 601 is limited to slide in the moving groove 603, and meanwhile the lower surface of the clamping piece 602 is connected with a clamping groove 604 formed in the bookcase body 1 in a clamping mode.

The clamping piece 602 forms a sliding rotation structure with the moving block 6 through the moving shaft 601 and the moving groove 603, the clamping piece 602 forms positioning rotation with the base 4 through the shaft, the outer surface of the clamping piece 602 is of an L-shaped structure, and meanwhile the clamping piece 602 forms a limiting clamping structure with the bookcase body 1 through the clamping groove 604.

The positioning assembly 8 and the bookcase body 1 form a positioning rotating structure through the positioning shaft 9, the positioning assembly 8 and the nesting block 10 form an integrated structure, the nesting block 10 and the bookcase body 1 form a built-in nesting structure, and meanwhile, the bookcase body 1 and the nesting block 10 form a limiting clamping structure through the reset spring 12 and the clamping block 11.

The rack 13 and the rear side of the outer surface of the positioning component 8 are embedded, the positioning component 8 forms a linked rotating structure with the turbine 16 and the worm 17 through the rack 13, the rack 13 forms a limiting moving structure with the bookcase body 1 through the limiting bar 14 and the roller 15, and the positioning component 8 forms a limiting extrusion structure with the bookcase body 1 through the supporting block 18.

When the book data in the middle section of the bookcase body 1 needs to be taken out, the base 4 and the positioning component 8 can be driven to rotate through the control cabinet door 7, the angles of the cabinet door 7 and the base 4 can be controlled, the book data can be synchronously rotated and used, the book data can be in a normal opening state, the positioning component 8 is in a positioning state at the moment, the inclination of the cabinet door 7 is prevented, when the control cabinet door 7 needs to be rotated, the cabinet door 7 in a closed state can be controlled, the motor in the base 4 rotationally connected with the cabinet door 7 is started, the effective adjusting screw 5 is rotated, the moving shaft 601 assembled by the moving block 6 is driven to rotate in the moving groove 603 formed in the clamping piece 602, the clamping piece 602 is controlled to rotate in a clamping groove 604, the positioning state between the base 4 and the bookcase body 1 is controlled, the motor in the book data can be driven, the worm 17 is controlled to rotate, the positioning component 13 is driven to be in a positioning state, the positioning component 8 is driven to rotate, the positioning component 8 is prevented from forming rotation under the positioning of the positioning shaft 9, the positioning component 10 assembled by the positioning component 8 is driven by the parallel moving adjusting rack 13, the nested block 10 assembled by the positioning component 8 is started, the moving block 12 is separated from the book data, the reset spring 12 assembled by the bookcase body 1 is separated from the positioning component 11, the positioning component is driven to rotate under the positioning component 8, the positioning component is contacted with the positioning component 8, the positioning component is prevented from the side surface 8 is contacted with the positioning component 8, and the positioning component is contacted with the positioning component 8, and is positioned on the side surface is contacted with the positioning component 8, and is rotated, and is contacted with the positioning component is positioned on the side surface side frame, and is positioned by the positioning component is rotated, and is rotated, effectively controlling the position of the support blocks 18 and improving the stability of the positioning assembly 8.

The supporting leg 19 rotates to be connected in the internal surface of cabinet door 7, and the internal surface of cabinet door 7 rotates to be connected with flexible subassembly 20 to the internal surface nest of flexible subassembly 20 is connected with extrusion spring 21, and the opposite side of extrusion spring 21 is connected with telescopic link 22 simultaneously, and with the inside of flexible subassembly 20 of telescopic link 22 flexible equipment, the surface axle of telescopic link 22 rotates to be connected at the internal surface of supporting leg 19, and then the flexible equipment of drawer 23 is at the internal surface of book case body 1.

The supporting leg 19 and the cabinet door 7 form a nested rotating structure, the cabinet door 7 and the telescopic assembly 20 form a positioning rotating structure, the telescopic assembly 20 and the telescopic rod 22 form an elastic telescopic structure through the extrusion spring 21, and meanwhile, the supporting leg 19 and the cabinet door 7 form a linkage rotating structure through the telescopic assembly 20 and the telescopic rod 22, and a stably supported triangle structure can be formed.

When the cabinet door 7 and the positioning assembly 8 are synchronously turned over and are in a flat state, the supporting legs 19 can be separated from nesting of the cabinet door 7 and are positioned and rotated, so that the telescopic assembly 20 on the cabinet door 7 is controlled to be matched with the extrusion spring 21 and the telescopic rod 22 to form elastic telescopic action, the angle between the telescopic assembly 20 and the telescopic rod 22 is controlled by being matched with the rotation of the supporting legs 19, the stability of the supporting legs 19 is controlled, and the use of the space at the lower side of the bookcase body 1 is controlled by the assembled drawer 23.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. A multifunctional novel student bookcase is provided with a bookcase body (1) which is placed on the ground;

characterized by comprising the following steps:

the movable rod (2) is in threaded connection with the upper side of the inner surface of the bookcase body (1), the connecting rod (3) is rotationally connected with the outer surface of the movable rod (2), the connecting rod (3) is nested on the inner wall of the bookcase body (1), and the inner surface of the bookcase body (1) is connected with the base (4);

the screw rod (5) is rotationally connected to the inner surface of the base (4), the outer surface of the screw rod (5) is in threaded connection with the moving block (6), the upper surface of the base (4) is rotationally connected with the cabinet door (7), the outer surface of the cabinet door (7) is rotationally connected with the positioning assembly (8), the lower side of the inner surface of the positioning assembly (8) is rotationally connected with the positioning shaft (9), and the positioning shaft (9) is nested and installed on the inner surface of the bookcase body (1);

the nested block (10) is arranged on the upper side of the inner surface of the positioning assembly (8), a clamping block (11) is clamped and connected on the inner surface of the nested block (10), a reset spring (12) is attached and connected on the lower surface of the clamping block (11), and the clamping block (11) is telescopically connected on the inner surface of the bookcase body (1);

the rack (13) is arranged on the rear side of the outer surface of the positioning assembly (8), a limit bar (14) is arranged on the side edge of the outer surface of the rack (13), the limit bar (14) is limited and slides on the inner wall of the bookcase body (1), the lower surface of the rack (13) is connected with a roller (15), meanwhile, the front side of the upper surface of the rack (13) is connected with a turbine (16) in a meshed manner, the rear side of the outer surface of the turbine (16) is connected with a worm (17), the rear lower side of the outer surface of the positioning assembly (8) is connected with a supporting block (18), and the supporting block (18) is arranged on the lower side of the inner surface of the bookcase body (1);

supporting leg (19), rotate connect in the internal surface of cabinet door (7), and the internal surface rotation of cabinet door (7) is connected with flexible subassembly (20) to the internal surface nest of flexible subassembly (20) is connected with extrusion spring (21), and the opposite side of extrusion spring (21) is connected with telescopic link (22) simultaneously, and with telescopic link (22) flexible assembly in the inside of flexible subassembly (20), the surface axle rotation of telescopic link (22) is connected at the internal surface of supporting leg (19), and then the flexible assembly of drawer (23) is at the internal surface of book cabinet body (1).

2. A multifunctional novel student bookcase according to claim 1, characterized in that: the movable rod (2) and the bookcase body (1) form a limit movable structure with screw thread adjustment, the movable rod (2) and the connecting rod (3) form a rotary structure, the connecting rod (3) and the bookcase body (1) form a built-in extrusion structure, meanwhile, the connecting rod (3) is symmetrically arranged on the middle section of the inner surface of the bookcase body (1), the other end of the outer surface of the connecting rod (3) is rotationally connected with the overturning cover (301), the outer surface of the overturning cover (301) is connected with the extrusion plate (302), an extension spring (303) is assembled between the overturning cover (301) and the extrusion plate (302) in a nested mode, and a limit shaft (304) is connected with the inner surface between the overturning cover (301) and the extrusion plate (302) in a nested mode.

3. A multifunctional novel student bookcase according to claim 2, characterized in that: the overturning cover (301) is connected with the connecting rod (3) in a matched and eccentric mode to rotate, the overturning cover (301) and the extruding plate (302) form a rotating structure through the stretching spring (303), the overturning cover (301) and the extruding plate (302) form a nested rotating structure with the limiting shaft (304), and meanwhile the shape between the overturning cover (301) and the extruding plate (302) is of an R-shaped structure.

4. A multifunctional novel student bookcase according to claim 1, characterized in that: the base (4) forms a rotating structure with the moving block (6) through the screw rod (5), the outer surface of the screw rod (5) is of a bidirectional spiral structure, the base (4) forms a rotating structure with the cabinet door (7), and the cabinet door (7) and the positioning assembly (8) form a rotating structure.

5. A multifunctional novel student bookcase according to claim 1, characterized in that: the outer surface of the moving block (6) is provided with a moving shaft (601), the outer surface of the moving shaft (601) is connected with a clamping piece (602) in a nested mode, the inner surface of the clamping piece (602) is provided with a moving groove (603), the moving shaft (601) is limited to slide in the moving groove (603), and meanwhile the lower surface of the clamping piece (602) is connected with a clamping groove (604) formed in the bookcase body (1) in a clamping mode.

6. The multifunctional novel student bookcase according to claim 5, wherein: the clamping piece (602) forms a sliding rotation structure with the moving block (6) through the moving shaft (601) and the moving groove (603), the clamping piece (602) forms positioning rotation with the base (4) through the shaft, the outer surface of the clamping piece (602) is of an L-shaped structure, and meanwhile the clamping piece (602) forms a limiting clamping structure with the bookcase body (1) through the clamping groove (604).

7. A multifunctional novel student bookcase according to claim 1, characterized in that: the positioning assembly (8) and the bookcase body (1) form a positioning rotating structure through the positioning shaft (9), the positioning assembly (8) and the nesting block (10) form an integrated structure, the nesting block (10) and the bookcase body (1) form a built-in nesting structure, and meanwhile, the bookcase body (1) and the nesting block (10) form a limiting clamping structure through the reset spring (12) and the clamping block (11).

8. A multifunctional novel student bookcase according to claim 1, characterized in that: the rack (13) and the positioning assembly (8) are arranged in an embedded mode on the rear side of the outer surface of the positioning assembly, the positioning assembly (8) forms a linked rotating structure with the turbine (16) and the worm (17) through the rack (13), the rack (13) forms a limiting moving structure with the bookcase body (1) through the limiting bar (14) and the roller (15), and meanwhile the positioning assembly (8) forms a limiting extrusion structure with the bookcase body (1) through the supporting block (18).

9. A multifunctional novel student bookcase according to claim 1, characterized in that: the supporting leg (19) and the cabinet door (7) form a nested rotating structure, the cabinet door (7) and the telescopic assembly (20) form a positioning rotating structure, the telescopic assembly (20) and the telescopic rod (22) form an elastic telescopic structure through the extrusion spring (21), and meanwhile the supporting leg (19) and the cabinet door (7) form a linkage rotating structure through the telescopic assembly (20) and the telescopic rod (22) and can form a stably supported triangle structure.