CN114766834A

CN114766834A - Book compact shelf easy to draw

Info

Publication number: CN114766834A
Application number: CN202210476671.XA
Authority: CN
Inventors: 丁海新
Original assignee: Jiangxi Yangguang Safety Equipment Group Co ltd
Current assignee: Jiangxi Yangguang Safety Equipment Group Co ltd
Priority date: 2022-04-30
Filing date: 2022-04-30
Publication date: 2022-07-22
Anticipated expiration: 2042-04-30
Also published as: CN114766834B; ZA202210404B; WO2023206827A1

Abstract

The invention relates to a compact shelf, in particular to an easy-to-draw book compact shelf. The invention provides an easily-extracted book shelf which is convenient for people to accurately take out desired books. The utility model provides an books intensive of easy extraction, has placed five first slide rails including shell, first slide rail, first slider, first spring and extraction mechanism etc. in the inboard even interval in shell upper portion, all slidingtype are equipped with the first slider that is used for placing books on the first slide rail, all are connected with first spring between the first slide rail of first slider rear side lower part and homonymy, and the lower part is equipped with extraction mechanism in the shell. According to the invention, the pedal corresponding to the book is stepped on, the pedal drives the second rack to move downwards, the first rack and the upper part thereof are driven to move upwards through the gear, the screw rod is driven to rotate through the output shaft of the motor, and the first sliding block and the corresponding book are driven to move forwards through the push-out block, so that people can accurately take out the desired book.

Description

Book compact shelf easy to draw

Technical Field

The invention relates to a compact shelf, in particular to an easy-to-draw book compact shelf.

Background

Books are generally stored in the compact book shelf, and after books are filled in an area in the existing compact book shelf, the books are pressed by each other and are clamped tightly, so that the books are difficult to take out.

Patent publication No. CN204351374U discloses an easy-to-draw books compact shelf, including a plurality of compact shelves, supersound appearance and slide rail, a plurality of compact shelf lower extremes are slidable mounting side by side on the parallel slide rail of symmetry, install the control hand that controls compact shelf removal on the compact shelf lateral wall, evenly be provided with a plurality of intensive casees in the compact shelf, supersound appearance fixed mounting is in the intensive incasement of lower floor on the compact shelf, the activity of intensive incasement bottom has a plurality of bottom plates densely covered, bottom plate one end sets firmly the board of taking out that is located the intensive incasement outside. The movable rack can quickly and effectively take out books through the action of the drawing plate and the bottom plate, is simple and convenient, and does not cause disorder among the books. However, when the books are full, the drawing plate draws the books outwards to draw the books out, so that adjacent books are easily taken out together, the books are tightly attached to one another, and the books are easily taken by mistake when taken.

How to design an easy-to-draw book compact shelf which is convenient for people to accurately take out a desired book is a technical problem to be solved by the patent.

Disclosure of Invention

In order to overcome prior art and take out books through taking out the outside extraction of board, take out adjacent book together easily, and the book hugs closely together with the book, the easy shortcoming of taking by mistake when getting the book, the technical problem that solves: the easy-to-draw book shelf is convenient for people to accurately take out desired books.

The technical scheme is as follows: the utility model provides a books intensive of easy extraction, which comprises an outer shell, first slide rail, first slider, first spring, extraction mechanism and push mechanism, five first slide rails have been placed to the inboard even interval in shell upper portion, all the slidingtype is equipped with the first slider that is used for placing books on the first slide rail, first slider rear side lower part all with be connected with first spring between the first slide rail of homonymy, the lower part is equipped with the extraction mechanism that people accurately take out the books of wanting in the shell, upper portion is equipped with the push mechanism that is used for releasing books in the shell.

Further, the extraction mechanism is including first rack, the second spring, first mounting, the gear, the second mounting, the third mounting, second rack and third spring, five first slide rail bottoms all are equipped with first rack, the even interval in rear side middle part is equipped with five first mountings in the shell, first mounting all is connected with the second spring with between the first slide rail of homonymy, the even interval in lower part is equipped with five third mountings in the shell, third mounting top rear side all is equipped with the second mounting, second mounting upper portion equal rotary type is equipped with the gear, the gear all with the first rack toothing of homonymy, the equal slidingtype in third mounting upper portion front side is equipped with the second rack, the second rack all with the gear toothing of homonymy, be connected with the third spring between the second rack all and the third mounting of homonymy.

Furthermore, the pushing mechanism comprises a motor, a screw, a pushing block, a second slide rail and a fourth fixing piece, the motor is arranged on the left rear side of the upper portion in the shell, the screw is connected to an output shaft of the motor through a coupler, the second slide rail is arranged on the left side and the right side of the upper portion in the shell, the pushing block used for pushing out books is arranged between the second slide rails in a sliding mode, the pushing block is connected with the screw in a threaded mode, the fourth fixing piece is arranged on the right rear side of the upper portion in the shell, and the fourth fixing piece is connected with the pushing block in a sliding mode.

Furthermore, the book clamping device comprises a clamping mechanism for fixing books, the clamping mechanism comprises clamping plates, a fifth fixing piece and a fourth spring, the fifth fixing piece is arranged on the right side of each first sliding block in a sliding mode, the clamping plates matched with the first sliding blocks to clamp the books are arranged on the left side of the fifth fixing piece, and the fourth spring is connected between the right side of each first sliding block and the fifth fixing piece on the same side.

Further, still including the tilting mechanism that is convenient for people to take out books, tilting mechanism is including the sixth mounting, first torsional spring, fly leaf and seventh mounting, five first slider front side lower parts are equipped with the sixth mounting, the equal rotary type in sixth mounting middle part is equipped with the fly leaf that is used for bearing books, the fly leaf all contacts with the splint of homonymy, all be connected with two first torsional springs between the sixth mounting of fly leaf and homonymy, the even interval in upper portion front side is equipped with the seventh mounting in the shell, the fly leaf all contacts with the seventh mounting after moving.

Further, still including the sealing mechanism who plays dustproof effect, sealing mechanism is including the eighth mounting, the second torsional spring, the lid, the handle, ninth mounting, third torsional spring and tenth mounting, the left and right sides of shell top front side all is equipped with the eighth mounting, the rotation type is equipped with the lid that is used for closed shell upper portion on the eighth mounting, the eighth mounting all with be connected with the second torsional spring between the lid, lower part is equipped with the handle that is used for opening the lid in the lid front side, the left and right sides of shell upper portion front side all is equipped with the ninth mounting, all the rotary type is equipped with the tenth mounting on the ninth mounting, the tenth mounting all contacts with the lid, be connected with the third torsional spring between the ninth mounting of tenth mounting all with the homonymy.

Furtherly, still including letting people more striking know books parking position select the mechanism, select the mechanism including the third slide rail, the fifth spring, the second slider, stay cord and eleventh mounting, the even interval in upper portion is equipped with five third slide rails in the shell, all the slidingtype second slider that is used for pasting the notice label of corresponding books that is equipped with on the third slide rail, second slider rear side all with be connected with the fifth spring between the third slide rail, the even interval in lid rear side is equipped with five eleventh mounting, be connected with the stay cord between the eleventh mounting all and the second slider of homonymy.

Furthermore, the bottoms of the five second racks are provided with pedals.

The invention has the advantages that:

1. according to the invention, the pedal corresponding to a book is stepped on, the pedal drives the second rack to move downwards, the first rack and the upper part thereof are further driven to move upwards through the gear, the screw rod is driven to rotate through the output shaft of the motor, and the first sliding block and the corresponding book are further driven to move forwards through the push-out block, so that people can accurately take out the desired book;

2. according to the book clamping device, the clamping plate is matched with the first sliding block to clamp a book under the action of the fourth spring, so that the book is prevented from sliding off the first sliding block due to external factors;

3. the movable plate is contacted with the seventh fixing piece, so that the movable plate is driven to rotate to incline, and meanwhile, the movable plate presses the clamping plate rightwards to be separated from the books, so that the books slide out forwards, and people can take out the books conveniently;

4. the upper part of the shell is closed through the cover, so that the dustproof effect is achieved on the books;

5. according to the invention, the prompt labels of the books are pasted on the corresponding second sliding blocks, so that people can know the storage positions of the corresponding books more remarkably.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

Fig. 3 is a schematic sectional perspective view of the present invention.

Fig. 4 is a schematic perspective view of the drawing mechanism of the present invention.

Fig. 5 is a schematic sectional perspective view of the extraction mechanism of the present invention.

Fig. 6 is a schematic perspective view of a first pushing mechanism according to the present invention.

Fig. 7 is a schematic perspective view of a second pushing mechanism of the present invention.

Fig. 8 is a schematic perspective view of a first clamping mechanism according to the present invention.

Fig. 9 is a schematic perspective view of a second clamping mechanism according to the present invention.

Fig. 10 is a schematic perspective view of a first tilting mechanism according to the present invention.

Fig. 11 is a schematic perspective view of a second tilting mechanism according to the present invention.

Fig. 12 is a schematic perspective view of a first sealing mechanism according to the present invention.

Fig. 13 is a schematic perspective view of a second sealing mechanism according to the present invention.

Fig. 14 is a third perspective view of the sealing mechanism of the present invention.

Fig. 15 is a schematic cross-sectional perspective view of the selection mechanism of the present invention.

Fig. 16 is a schematic perspective view of the selection mechanism of the present invention.

Reference numerals: 1_ housing, 2_ first slide rail, 3_ first slider, 4_ first spring, 5_ drawer mechanism, 51_ first rack, 52_ second spring, 53_ first fastener, 54_ gear, 55_ second fastener, 56_ third fastener, 57_ second rack, 58_ third spring, 6_ pusher mechanism, 61_ motor, 62_ screw, 63_ ejector block, 64_ second slide rail, 65_ fourth fastener, 7_ clamping mechanism, 71_ clamp plate, 72_ fifth fastener, 73_ fourth spring, 8_ tilt mechanism, 81_ sixth fastener, 82_ first torsion spring, 83_ movable plate, 84_ seventh fastener, 9_ seal mechanism, 91_ eighth fastener, 92_ second torsion spring, 93_ cover, 94_ handle, 95_ ninth fastener, 96_ third torsion spring, 97_ tenth fastener, 10_ selector mechanism, 101_ third slide rail, 102_ fifth spring, 103_ second slider, 104_ pull rope, and 105_ eleventh fixing piece.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

The utility model provides an easy books intensive of extraction, refer to fig. 1-7, including shell 1, first slide rail 2, first slider 3, first spring 4, extraction mechanism 5 and push mechanism 6, five first slide rails 2 have been placed to the inboard even interval in shell 1 upper portion, all slidingtype is equipped with first slider 3 on the first slide rail 2, first slider 3 is used for placing books, be connected with first spring 4 between the first slide rail 2 of 3 rear side lower parts of first slider and homonymy, the lower part is equipped with extraction mechanism 5 in the shell 1, extraction mechanism 5 is convenient for people's accuracy and takes out the books that want, upper portion is equipped with push mechanism 6 in the shell 1, push mechanism 6 is used for releasing books.

Referring to fig. 4-5, the drawing mechanism 5 includes a first rack 51, a second spring 52, a first fixing member 53, a gear 54, a second fixing member 55, a third fixing member 56, a second rack 57 and a third spring 58, the bottoms of the five first slide rails 2 are all provided with the first rack 51, the middle part of the rear side in the housing 1 is fixedly connected with the five first fixing members 53 at uniform intervals through bolts, the first fixing members 53 are all connected with the second spring 52 between the first slide rails 2 at the same side, the lower part in the housing 1 is fixedly connected with the five third fixing members 56 at uniform intervals through bolts, the rear side of the top of the third fixing member 56 is provided with the second fixing member 55, the upper parts of the second fixing members 55 are all rotatably provided with the gear 54, the gear 54 is all engaged with the first rack 51 at the same side, the front side of the upper part of the third fixing member 56 is all slidably provided with the second rack 57, the second rack 57 is all engaged with the gear 54 at the same side, a third spring 58 is connected between each second rack 57 and the third fixing piece 56 on the same side, and pedals are arranged at the bottoms of the five second racks 57.

Referring to fig. 6-7, the pushing mechanism 6 includes a motor 61, a screw 62, a pushing block 63, a second slide rail 64 and a fourth fixing member 65, the motor 61 is disposed on the left rear side of the upper portion in the housing 1, the screw 62 is connected to the output shaft of the motor 61 through a coupling, the second slide rails 64 are disposed on the left and right sides of the upper portion in the housing 1, the pushing block 63 is slidably disposed between the second slide rails 64, the pushing block 63 is used for pushing out a book, the pushing block 63 is in threaded connection with the screw 62, the fourth fixing member 65 is disposed on the right rear side of the upper portion in the housing 1, and the fourth fixing member 65 is slidably connected with the pushing block 63.

When the equipment is used, firstly, books are respectively put into the first sliding blocks 3, when people take the books, the pedals corresponding to the books are stepped down, the pedals drive the second rack 57 to move downwards, the third spring 58 is stretched, the second rack 57 drives the gear 54 to rotate, and further drives the first rack 51 to move upwards, the second spring 52 is stretched, the first rack 51 drives the first slide rail 2, the first sliding blocks 3 and the first spring 4 to move upwards, then the motor 61 is started, the output shaft of the motor 61 rotates to drive the screw rod 62 to rotate, and further drives the pushing block 63 to move forwards, when the pushing block 63 is contacted with the first sliding blocks 3, the first sliding blocks 3 and the corresponding books are further moved forwards, the first spring 4 is stretched, the first sliding blocks 3 and the books are moved forwards to proper positions, the motor 61 is closed, so that people can accurately take out the wanted books, and then the motor 61 is started, the output shaft of the control motor 61 rotates reversely to drive the screw 62 to rotate reversely, so as to drive the pushing block 63 to move backwards and reset, the pushing block 63 is separated from the first sliding block 3, so as to drive the first sliding block 3 to move backwards and reset under the reset action of the first spring 4, the motor 61 is closed again, the pedal is loosened at the same time, so as to drive the pedal and the second rack 57 to move downwards and reset under the reset action of the third spring 58, the second rack 57 drives the first rack 51, the first sliding rail 2, the first sliding block 3 and the first spring 4 to move downwards and reset through the gear 54, and the second spring 52 resets accordingly.

Example 2

On the basis of embodiment 1, referring to fig. 2, 8 and 9, the book clamping device further includes a clamping mechanism 7, the clamping mechanism 7 includes a clamping plate 71, a fifth fixing member 72 and a fourth spring 73, the fifth fixing members 72 are slidably disposed on the right sides of the five first sliding blocks 3, the clamping plate 71 is disposed on the left side of each fifth fixing member 72, the clamping plate 71 cooperates with the first sliding blocks 3 to clamp a book, and the fourth spring 73 is connected between the right side of the first sliding block 3 and the fifth fixing member 72 on the same side.

The fifth fixing piece 72 is moved rightwards, the fifth fixing piece 72 drives the clamping plate 71 to move rightwards, the fourth spring 73 is stretched, then a book is placed in the first sliding block 3, the fifth fixing piece 72 is loosened, and the fifth fixing piece 72 and the clamping plate 71 are driven to move leftwards under the action of the fourth spring 73, so that the clamping plate 71 is matched with the first sliding block 3 to clamp the book, and the book is prevented from sliding out of the first sliding block 3 due to external factors.

Referring to fig. 2, 10 and 11, the tilting mechanism 8 further includes a tilting mechanism 8, the tilting mechanism 8 includes a sixth fixing member 81, a first torsion spring 82, a movable plate 83 and a seventh fixing member 84, the sixth fixing member 81 is disposed at the lower portion of the front side of the five first sliding blocks 3, the movable plates 83 are rotatably disposed at the middle portions of the sixth fixing members 81, the movable plates 83 are used for carrying books, the movable plates 83 are all in contact with the clamping plates 71 on the same side, two first torsion springs 82 are connected between the movable plates 83 and the sixth fixing members 81 on the same side, the seventh fixing members 84 are fixedly connected to the front side of the upper portion in the housing 1 at regular intervals through bolts, and the movable plates 83 are all in contact with the seventh fixing members 84 after moving.

The book is placed in the first slider 3 and is located on the movable plate 83, when the first slider 3 moves upward, the sixth fixing member 81, the first torsion spring 82 and the movable plate 83 are further driven to move upward, then when the first slider 3 moves forward, the sixth fixing member 81, the first torsion spring 82 and the movable plate 83 are further driven to move forward, when the movable plate 83 contacts with the seventh fixing member 84, the movable plate 83 is further driven to rotate, the first torsion spring 82 is deformed, the movable plate 83 tilts, and further the clamp plate 71 and the fifth fixing member 72 are pressed rightward, the fourth spring 73 is stretched, so that the clamp plate 71 is separated from the book, the book slides forward, and further the book is convenient for people to take out the book, when the first slider 3 moves backward, the sixth fixing member 81, the first torsion spring 82 and the movable plate 83 are further driven to move backward, the movable plate 83 is separated from the seventh fixing member 84, and further the movable plate 83 is driven to rotate reversely under the restoring action of the first torsion spring 82, meanwhile, the clamping plate 71 and the fifth fixing member 72 are driven to move leftwards to be restored by the restoring action of the fourth spring 73, and then the sixth fixing member 81, the first torsion spring 82 and the movable plate 83 are driven to move downwards to be restored when the first sliding block 3 moves downwards.

Referring to fig. 1, 12, 13 and 14, the sealing mechanism 9 further includes a sealing mechanism 9, the sealing mechanism 9 includes an eighth fixing member 91, a second torsion spring 92, a cover 93, a handle 94, a ninth fixing member 95, a third torsion spring 96 and a tenth fixing member 97, the eighth fixing member 91 is disposed on each of the left and right sides of the front side of the top of the housing 1, the cover 93 is rotatably disposed on the eighth fixing member 91, the cover 93 is used for closing the upper portion of the housing 1, the second torsion spring 92 is connected between each of the eighth fixing members 91 and the cover 93, the handle 94 is disposed on the middle lower portion of the front side of the cover 93, the handle 94 is used for opening the cover 93, the ninth fixing members 95 are disposed on each of the left and right sides of the front side of the upper portion of the housing 1, the tenth fixing members 97 are rotatably disposed on each of the ninth fixing members 95, the tenth fixing members 97 are all in contact with the cover 93, and the third torsion spring 96 is connected between each of the tenth fixing members 97 and the ninth fixing members 95 on the same side.

Rotate tenth mounting 97, third torsional spring 96 deformation, make tenth mounting 97 and lid 93 separate, open lid 93 through handle 94 after that, lid 93 rotates, second torsional spring 92 deformation, people just can be in the interior upper portion access books of shell 1, the back of access finishing, loosen handle 94, and then drive lid 93 and handle 94 reversal under the effect that second torsional spring 92 resets and reset, loosen tenth mounting 97 again, and then drive tenth mounting 97 reversal under the effect that third torsional spring 96 resets and reset, and then spacing lid 93, so, lid 93 closes 1 upper portion of shell, thereby play dirt-proof effect to books.

Referring to fig. 2, 15 and 16, the book selecting device further includes a selecting mechanism 10, the selecting mechanism 10 includes a third slide rail 101, a fifth spring 102, a second slide block 103, a pull rope 104 and an eleventh fixing member 105, five third slide rails 101 are uniformly arranged at intervals on the upper portion in the casing 1, the third slide rails 101 are respectively and slidably provided with a second slide block 103, the second slide blocks 103 are used for attaching prompt tags corresponding to books, the fifth springs 102 are connected between the rear sides of the second slide blocks 103 and the third slide rails 101, the fifth fixing members 105 are uniformly arranged at intervals on the rear sides of the covers 93, and the pull ropes 104 are connected between the eleventh fixing members 105 and the second slide blocks 103 on the same side.

When the lid 93 is opened, the lid 93 passes through eleventh mounting 105 pulling stay cord 104, and then moves out forward through stay cord 104 drive second slider 103, and fifth spring 102 is stretched, treats that books deposit the back, pastes the suggestion label of books on corresponding second slider 103, so, can let people's more striking know the parking position that corresponds books, when the lid 93 closes, stay cord 104 is relaxed, and then drives second slider 103 and move backward and reset under the effect that fifth spring 102 resets.

The above embodiments are only for illustrating the technical idea and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the content of the present invention and implement the present invention, and not to limit the protection scope of the present invention by this means. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a books intensive of easy extraction, including shell (1), first slide rail (2), first slider (3) and first spring (4), five first slide rail (2) have been placed to the inboard even interval in shell (1) upper portion, all slidingtype is equipped with first slider (3) that are used for placing books on first slide rail (2), first slider (3) rear side lower part all is connected with first spring (4) with between first slide rail (2) of homonymy, a serial communication port, still including extraction mechanism (5) and push mechanism (6), the lower part is equipped with extraction mechanism (5) that people of being convenient for accurately take out the books that want in shell (1), upper portion is equipped with push mechanism (6) that are used for releasing books in shell (1).

2. The book shelf easy to extract according to claim 1, wherein the extracting mechanism (5) comprises a first rack (51), a second spring (52), a first fixing member (53), a gear (54), a second fixing member (55), a third fixing member (56), a second rack (57) and a third spring (58), the first rack (51) is arranged at the bottom of each of five first sliding rails (2), the five first fixing members (53) are uniformly arranged at intervals at the middle part of the inner rear side of the housing (1), the second spring (52) is connected between each of the first fixing members (53) and the first sliding rail (2) on the same side, the five third fixing members (56) are uniformly arranged at intervals at the inner lower part of the housing (1), the second fixing member (55) is arranged at the rear side of the top of each of the third fixing members (56), and the gear (54) is rotatably arranged at the upper part of each of the second fixing members (55), the gears (54) are all meshed with the first racks (51) on the same side, the front sides of the upper portions of the third fixing pieces (56) are all provided with second racks (57) in a sliding mode, the second racks (57) are all meshed with the gears (54) on the same side, and third springs (58) are connected between the second racks (57) and the third fixing pieces (56) on the same side.

3. The book shelf capable of being extracted easily as claimed in claim 2, wherein the pushing mechanism (6) comprises a motor (61), a screw (62), a pushing block (63), a second slide rail (64) and a fourth fixing member (65), the motor (61) is arranged on the left rear side of the upper portion in the housing (1), the screw (62) is connected to an output shaft of the motor (61) through a coupler, the second slide rails (64) are arranged on the left and right sides of the upper portion in the housing (1), the pushing block (63) for pushing out books is slidably arranged between the second slide rails (64), the pushing block (63) is in threaded connection with the screw (62), the fourth fixing member (65) is arranged on the right rear side of the upper portion in the housing (1), and the fourth fixing member (65) is in slidable connection with the pushing block (63).

4. The easy-to-draw book compact shelf according to claim 3, further comprising a clamping mechanism (7) for fixing books, wherein the clamping mechanism (7) comprises a clamping plate (71), a fifth fixing member (72) and a fourth spring (73), the fifth fixing member (72) is slidably arranged on the right sides of the five first sliding blocks (3), the clamping plate (71) matched with the first sliding block (3) to clamp the books is arranged on the left side of the fifth fixing member (72), and the fourth spring (73) is connected between the right side of the first sliding block (3) and the fifth fixing member (72) on the same side.

5. The book shelf easy to draw out as claimed in claim 4, further comprising a tilting mechanism (8) facilitating people to take out the books, wherein the tilting mechanism (8) comprises a sixth fixing member (81), a first torsion spring (82), a movable plate (83) and a seventh fixing member (84), the sixth fixing member (81) is arranged at the lower part of the front side of the five first sliding blocks (3), the movable plates (83) used for bearing the books are rotatably arranged at the middle parts of the sixth fixing members (81), the movable plates (83) are in contact with the clamping plates (71) at the same side, two first torsion springs (82) are connected between the movable plates (83) and the sixth fixing members (81) at the same side, the seventh fixing members (84) are uniformly arranged at intervals at the front side of the upper part in the housing (1), and the movable plates (83) are in contact with the seventh fixing members (84) after moving.

6. The book compact shelf easy to draw out as claimed in claim 5, further comprising a sealing mechanism (9) with a dustproof function, wherein the sealing mechanism (9) comprises eighth fixing members (91), second torsion springs (92), a cover (93), a handle (94), ninth fixing members (95), third torsion springs (96) and tenth fixing members (97), the eighth fixing members (91) are respectively arranged on the left and right sides of the front side of the top of the housing (1), the cover (93) for closing the upper portion of the housing (1) is rotatably arranged on the eighth fixing members (91), the second torsion springs (92) are respectively connected between the eighth fixing members (91) and the cover (93), the handle (94) for opening the cover (93) is arranged on the middle lower portion of the front side of the cover (93), the ninth fixing members (95) are respectively arranged on the left and right sides of the front side of the upper portion of the housing (1), the tenth fixing members (97) are rotatably arranged on the ninth fixing members (95), the tenth fixing pieces (97) are all contacted with the cover (93), and third torsion springs (96) are connected between the tenth fixing pieces (97) and the ninth fixing pieces (95) on the same side.

7. The book shelf of claim 6, further comprising a selection mechanism (10) for making people to know the storage position of the books more clearly, wherein the selection mechanism (10) comprises a third slide rail (101) and a fifth spring (102), second slider (103), stay cord (104) and eleventh mounting (105), upper portion evenly spaced is equipped with five third slide rails (101) in shell (1), all slidingly be equipped with second slider (103) that are used for pasting the notice label of corresponding books on third slide rail (101), be connected with fifth spring (102) between second slider (103) rear side and third slide rail (101), lid (93) rear side evenly spaced is equipped with five eleventh mounting (105), be connected with stay cord (104) between eleventh mounting (105) and second slider (103) of homonymy.

8. An easy-to-draw compact book shelf according to claim 7, characterized in that the bottom of each of the five second racks (57) is provided with a pedal.