CN106037285A

CN106037285A - Bookcase

Info

Publication number: CN106037285A
Application number: CN201610632870.XA
Authority: CN
Inventors: 周智霖; 丁政; 张亮星; 钟权威; 朱旭阳; 张程
Original assignee: Guangdong University of Technology
Current assignee: Guangdong University of Technology
Priority date: 2016-08-03
Filing date: 2016-08-03
Publication date: 2016-10-26
Anticipated expiration: 2036-08-03
Also published as: CN106037285B

Abstract

The invention discloses a bookcase which comprises a frame and vertical partition plates. The vertical partition plates are arranged in the frame and are parallel to the two side walls of the frame, and the space between each vertical partition plate and the two side walls of the frame can be adjusted; therefore, when the bookcase is used, by adjusting the space between each vertical partition plate and the two side walls of the frame, every two adjacent vertical partition plates or the vertical partition plates and one side wall of the frame can be matched to clamp a printed product, effective support on the printed product is formed, inclining and falling or torsional deformation of the printed product is avoided, corrugations or creases or breakage is prevented from forming on the printed product, and therefore the purpose of better preserving the printed product is achieved.

Description

A kind of bookcase

Technical field

The present invention relates to technical field of furniture, particularly to a kind of bookcase.

Background technology

Bookcase is a kind of common furniture, and people can utilize bookcase deposit various types of leaflet and carry out whole to it Reason, in order to consulting, and keep the clean and tidy of surrounding, therefore, it is the heaviest that bookcase has become as one in office or family The furniture wanted.

In prior art, bookcase generally comprises a main body and the multiple diaphragm plates being arranged in main body and multiple perpendicular Dividing plate, diaphragm plate and vertical clapboard surround the grid for holding leaflet, owing to the spacing of adjacent two vertical clapboards is fixed, work as grid In books negligible amounts time, wherein the books of one end are owing to cannot obtain the support of vertical clapboard, easily topple over, torsional deflection, Causing strip of paper used for sealing or page edge fold and folding line occur, even damaged, become in making bookcase is in disorder, is unfavorable for the guarantor of books Deposit.

Therefore, a kind of bookcase how is provided so that it is its interior leaflet effectively can be supported, protection printing Product, it is to avoid cause fold, folding line, preferably preserve leaflet, the important technology becoming those skilled in the art urgently to be resolved hurrily is asked Topic.

Summary of the invention

In view of this, the invention provides a kind of bookcase, to reach can its interior leaflet be carried out effectively Support, protect leaflet, it is to avoid cause fold, folding line, preferably preserve the purpose of leaflet.

For achieving the above object, the present invention provides following technical scheme:

A kind of bookcase, including:

Framework；

Be arranged in described framework and with the two of described framework vertical clapboards that sidewall is parallel, and described vertical clapboard with The spacing of two sidewalls of described framework is adjustable.

Preferably, also include that described first drives assembly for the first driving assembly driving described vertical clapboard to move Including the first screw mandrel on the sidewall being rotatablely arranged at described framework, described vertical clapboard is provided with screwed hole, described It can be that described vertical clapboard is along described screw mandrel by the convert rotational motion of described screw mandrel that first screw mandrel coordinates with described screwed hole Axial linear motion.

Preferably, in described framework, be additionally provided with horizontal baffle, described vertical clapboard is provided be available for described level every The first groove a that plate passes, described horizontal baffle is through described groove and its two ends respectively with two sidewalls of described framework even Connect.

Preferably, described horizontal baffle includes top plate and the lower plywood be arrangeding in parallel, and described vertical clapboard is offered Having two described first groove a, described top plate and described lower plywood are each passed through two described first groove a, and described In one screw mandrel interlayer between described top plate and described lower plywood.

Preferably, also include for driving described horizontal baffle to drive along the second of described first groove a width lifting Dynamic assembly, described second drives assembly to include the second screw mandrel and the first swivel nut coordinated with described second screw mandrel, described framework Roof and described horizontal baffle on be provided with chute, the first end of described second screw mandrel is slidably disposed in described frame Fix in the chute of frame roof and axially with respect to described framework, the second end with in the chute being slideably positioned in described horizontal baffle And axial and circumferentially opposed described first swivel nut fixing in described horizontal baffle coordinates.

Preferably, described vertical clapboard includes left plate and right plate, described second screw mandrel and described first swivel nut It is respectively positioned in the interlayer between described left plate and described right plate.

Preferably, also including that casing, described framework are arranged at the top of described casing, the sidewall bottom of described casing is offered Having the first tank, be provided with chair lift in described first tank, described chair lift includes:

First bracket, one end is rotatablely arranged in described first tank, and the other end is free end and can be from described First tank produces；

First elevating mechanism, bottom is arranged on described first bracket；

Seating pad, is fixed on the top of described first elevating mechanism.

Preferably, the bottom of the free end of described first bracket is provided with groove, is provided with folding in described groove Leg, the bottom surface after described leg launches is in the same plane in the bottom surface of described casing.

Preferably, described first elevating mechanism includes that the upper articulated jib that two middle parts are hinged, two middle parts are mutually cut with scissors The upper end of the lower articulated jib connect and screw rod, the lower end of two described upper articulated jibs and two described lower articulated jibs is correspondingly Hinged by jointed shaft, described screw rod coordinates with the tapped through hole on two described jointed shafts respectively, two described upper articulated jibs In the upper end of hinged with described seating pad, another upper end is slidably connected with described seating pad, two described lower hinges The lower end connecing in arm one is hinged with described first bracket, and another lower end is slidably connected with described first bracket.

Preferably, the sidewall bottom of described casing is further opened with the second tank, is provided with same table in described second tank, Described same table includes:

Second bracket, one end is rotatablely arranged in described second tank, and the other end is free end and can be from described Second tank produces；

Second elevating mechanism, bottom is arranged on described second bracket；

Desktop, is fixed on the top of described second elevating mechanism.

Preferably, being provided with block assembly in described casing, described block assembly includes baffle plate and drives described baffle plate 3rd driving assembly of lifting, the described 3rd drives assembly can drive described baffle plate from second groove at described casing top Stretch out and described framework is carried out block.

Preferably, the described 3rd assembly is driven to include the 3rd screw mandrel being vertically arranged in described casing and be fixed on institute Stating the second swivel nut on the side of baffle plate, described 3rd screw mandrel coordinates driving described baffle plate lifting with described second swivel nut.

Preferably, the described 3rd assembly is driven also to include the first bevel gear being arranged at described 3rd screw mandrel end and can Upper second bevel gear being rotatably arranged on described wall box, described first bevel gear engages with described second bevel gear, And connected by power transmission shaft on described second bevel gear and have handle.

From technique scheme it can be seen that the bookcase of present invention offer, including framework and vertical clapboard, wherein, perpendicular It is interior and parallel with the two of framework sidewalls that straight baffle is arranged at framework, and the spacing of two sidewalls of vertical clapboard and framework can Adjust；

As can be seen here, the bookcase that the present invention provides, in use, can be by adjusting vertical clapboard and two sidewalls of framework Spacing, make adjacent two vertical clapboards or one of them sidewall of vertical clapboard and framework coordinate by leaflet clamp, to its shape Become effective to support, it is to avoid it is toppled over or torsional deflection, thus avoid being formed fold, folding line or breakage on leaflet, Reach preferably to preserve the purpose of leaflet.

Accompanying drawing explanation

In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to Other accompanying drawing is obtained according to these accompanying drawings.

The perspective view of the bookcase that Fig. 1 provides for the embodiment of the present invention；

The front view of the bookcase that Fig. 2 provides for the embodiment of the present invention；

In the bookcase that Fig. 3 provides for the embodiment of the present invention, vertical clapboard and first drives the structure chart that assembly coordinates；

The structural representation of the chair lift in the bookcase that Fig. 4 provides for the embodiment of the present invention；

The structural representation of the same table in the bookcase that Fig. 5 provides for the embodiment of the present invention；

The structural representation of the block assembly in the bookcase that Fig. 6 provides for the embodiment of the present invention.

Detailed description of the invention

The invention provides a kind of bookcase, to reach can its interior leaflet effectively be supported, protection Leaflet, it is to avoid cause fold, folding line, preferably preserves the purpose of leaflet.

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, broadly falls into the scope of protection of the invention.

Referring to the perspective view of the bookcase that Fig. 1 and Fig. 2, Fig. 1 provide for the embodiment of the present invention, Fig. 2 is this The front view of the bookcase that bright embodiment provides.

A kind of bookcase that the embodiment of the present invention provides, including framework 1 and vertical clapboard 2.

Wherein, framework 1 is used for surrounding a cavity, and vertical clapboard 2 is for being separated out for holding printing in the cavities The grid of product, it is interior and parallel with the two of framework 1 sidewalls that vertical clapboard 2 is arranged at framework 1, and vertical clapboard 2 and the two of framework 1 The spacing of individual sidewall is adjustable.

Compared with prior art, the bookcase that the embodiment of the present invention provides, in use, can be by adjusting vertical clapboard 2 With the spacing of 1 two sidewalls of framework, making adjacent two vertical clapboards 2 or vertical clapboard 2 coordinate with one of them sidewall of framework 1 will Leaflet clamps, and it is formed effective support, it is to avoid it is toppled over or torsional deflection, thus avoids being formed pleat on leaflet Wrinkle, folding line or breakage, reached preferably to preserve the purpose of leaflet.

Framework 1 can use various structures, in embodiments of the present invention, as it is shown in figure 1, framework 1 by two side plates, one Top board and a base plate surround circumferentially closed a, structure for both sides opening.

In order to promote vertical clapboard 2 to move and can be fixed in precalculated position, in embodiments of the present invention, Refer to the structure chart that in the bookcase that Fig. 3, Fig. 3 provide for the embodiment of the present invention, vertical clapboard and first drives assembly to coordinate, book Cabinet also includes that first drives assembly to include being rotatablely arranged at frame for the first driving assembly driving vertical clapboard 2 to move The first screw mandrel 8 on the sidewall of frame 1, vertical clapboard 2 is provided with screwed hole, and the first screw mandrel 8 coordinates with screwed hole can be by silk The convert rotational motion of bar is vertical clapboard 2 along the axial linear motion of screw mandrel, so, when the first screw mandrel 8 rotates, by with Screwed hole on vertical clapboard 2 coordinates promotion vertical clapboard 2 to move, and vertical clapboard 2 is when being extruded by leaflet, will not The most mobile, cause the phenomenon that cannot clamp leaflet to occur.

For the ease of operation, the drive end of the first screw mandrel 8 is additionally provided with hexagonal knob 9.

Generally also can arrange horizontal baffle 3 in common bookcase the cavity in framework 1 to be layered, therefore, at this In bright embodiment, in framework 1, it is additionally provided with horizontal baffle 3, and in order to not make horizontal baffle 3 affect the movement of vertical clapboard 2, perpendicular Be provided with on straight baffle 2 and be available for the first groove 8a that horizontal baffle 3 passes, horizontal baffle 3 through groove and its two ends respectively with Two sidewalls of framework 1 connect.

No matter the first screw mandrel 8 is positioned at above horizontal baffle 3, also it is disposed on the lower section of horizontal baffle 3, all may affecting The placement of leaflet, easily damages leaflet when rotating, unfavorable preservation, and unsightly, therefore, in the embodiment of the present invention In, horizontal baffle 3 includes top plate 31 and the lower plywood 32 be arrangeding in parallel, and vertical clapboard 2 offers two the first grooves 8a, top plate 31 and lower plywood 32 are each passed through two the first groove 8a, and the first screw mandrel 8 is positioned at top plate 31 and lower plywood In interlayer between 32, by the first screw mandrel 8 is arranged in the interlayer of horizontal baffle 3, can either aesthetic appeal, additionally it is possible to keep away Exempt from the first screw mandrel 8 damage leaflet when rotating, play the effect of protection leaflet.

Owing to the aperture size difference of leaflet, the distance between adjacent level dividing plate 3, or horizontal baffle 3 push up with framework 1 Distance between wall or diapire may meet the requirement of larger-size leaflet, and if to be used for holding size less Leaflet, the waste in space can be caused again, therefore, in embodiments of the present invention, bookcase also includes for driving horizontal baffle 3 Along first groove 8a width lifting second driving assembly, second drive assembly include the second screw mandrel and with the second screw mandrel The first swivel nut coordinated, the roof of framework 1 and horizontal baffle 3 are provided with chute, and the first end of the second screw mandrel is slidably Be arranged in the chute of framework 1 roof and fix axially with respect to framework 1, the second end be slideably positioned in horizontal baffle 3 Chute is interior and axial and circumferentially opposed first swivel nut fixing in horizontal baffle 3 coordinates.In the fabrication process, first can be made to lead to The width of groove 8a, more than the thickness of horizontal baffle 3, reserves the space of movement to horizontal baffle 3, and at horizontal baffle 3 and frame Be respectively provided with chute on the roof of frame 1, so when vertical clapboard 2 moves, the second screw mandrel and the first swivel nut will not with vertically every Plate 2 interferes, by rotating the second screw mandrel, it is possible to mentioned by horizontal baffle 3 or put down, thus to adjacent level dividing plate 3 Between distance or horizontal baffle 3 and framework 1 roof or diapire between distance be finely adjusted, make full use of the sky in bookcase Between, deposit more leaflet.

Optimizing technique scheme further, in embodiments of the present invention, vertical clapboard 2 includes left plate and right side Plate, the second screw mandrel and the first swivel nut are respectively positioned in the interlayer between left plate and right plate, so can be by the second screw mandrel And first swivel nut stash, both beautified outward appearance, again it can be avoided that the second screw mandrel damages leaflet.

In actual use, especially in home environment, space is the narrowest and small, book to be placed in addition to bookcase The office furniture such as table, chair, can take bigger space, make this become the most crowded with regard to the little interior space, therefore, at this In inventive embodiments, in order to solve the problems referred to above, as depicted in figs. 1 and 2, bookcase also includes that casing 4, framework 1 are arranged at casing 4 Top, the sidewall bottom of casing 4 offers the first tank, is provided with chair lift 6 in the first tank, refers to Fig. 4, Fig. 4 and is The structural representation of the chair lift in the bookcase that the embodiment of the present invention provides, chair lift 6 includes first bracket the 62, first elevator Structure 61 and seating pad 63, wherein, one end of the first bracket 62 is rotatablely arranged in the first tank, and the other end is free end And can produce in the first tank；The bottom of the first elevating mechanism 61 is arranged on the first bracket 62；Seating pad 63 is fixed on The top of the first elevating mechanism 61.

Can also arrange same table 5 in the first tank, same table 5 can be respectively arranged at described first with chair lift 6 and hold The two ends of groove, but in this case, the distance between being easily caused after same table 5 and chair lift 6 launch is relatively big, and When bookcase length is less, the upper surface length that can cause same table 5 and chair lift 6 is less, is not convenient to use.

In order to solve the problems referred to above, in embodiments of the present invention, the sidewall bottom of casing 4 is further opened with the second tank, the Two tanks can be opened in the top of the first tank, it is also possible to is opened in the lower section of the first tank, reality as depicted in figs. 1 and 2 Executing in example, the second tank is opened in the top of the first tank, is provided with same table 5 in the second tank, and referring to Fig. 5, Fig. 5 is this The structural representation of the same table in the bookcase that inventive embodiments provides, same table 5 includes second bracket the 51, second elevating mechanism 52 and desktop 53, wherein, one end of the second bracket 51 is rotatablely arranged in the second tank, the other end be free end and Can produce in the second tank；The bottom of the second elevating mechanism 52 is arranged on the second bracket 51；Desktop 53 is fixed on The top of two elevating mechanisms 52.

Owing to the width of bookcase is the least, if the degree of depth of the width of desktop 53 and the second tank is consistent, can cause Desktop 53 is narrow, limited use, and therefore, in the embodiment of the present invention, desktop 53 has foldable structure, including mainboard 531 with And two two folded sheets 532 being hingedly connected to mainboard 531 both sides, and two folded sheet 532 width sums are not more than mainboard Two folded sheets 532 so, in the not used time, can be flipped up so that it is be fastened on mainboard 531 upper surface by the width of 531, So that the packing up of same table 5, in use, if width can not meet use demand, then can be by two folded sheets 532 dozens Open so that it is be spliced into a complete desktop with mainboard 531.

Owing to chair lift 6 is arranged in the first tank, after expansion, between bottom and the ground of the first bracket 62, can have one Fixed gap, after user is taken, is easily caused bookcase, is easily caused leaflet landing, therefore, real in the present invention Executing in example, the bottom of the free end of the first bracket 62 is provided with groove, is provided with folding leg in groove, after leg launches Bottom surface in the same plane in the bottom surface of casing 4.Leg can arrange one, it is also possible to arranges multiple, so, works as lifting After chair 6 launches, leg can be launched, chair lift 6 is supported, it is to avoid bookcase tilts, when chair lift 6 packed up by needs, Leg can also fold and pack up, so that chair lift 6 can enter in the first tank smoothly, further, and the second bracket 51 Bottom can also arrange folding leg.

First elevating mechanism 61 is used for seating pad 63 being raised up to the height of needs and can keeping it in this height, In embodiments of the present invention, the first elevating mechanism 61 includes that 611, two middle parts of upper articulated jib that two middle parts are hinged are mutual Hinged lower articulated jib 612 and screw rod 614, the lower end of two upper articulated jibs 611 is with the upper end of two lower articulated jibs 612 one by one Hinged by jointed shaft 613 accordingly, screw rod 614 coordinates with the tapped through hole on two jointed shafts 613 respectively, and two upper hinged The upper end of in arm 611 is hinged with seating pad 63, and another upper end is slidably connected with seating pad 63, two lower articulated jibs The lower end of in 612 is hinged with the first bracket 62, and another lower end is slidably connected with the first bracket 62, by rotating spiral shell The bar 614 i.e. height of scalable seating pad 63, and when the lead angle between screw rod 614 and two tapped through holes is less than screw pair Equivalent friction angle time, it is possible to realize self-locking, so that the first elevating mechanism 61 can bear bigger weight.

The side being slidably connected between upper articulated jib 611 and seating pad 63 and between lower articulated jib 612 and the first bracket 62 Formula has multiple, such as can offer slideway, upper articulated jib 611 on seating pad 63 lower surface and on the upper surface of the first bracket 62 Upper end and the most hinged slide block in lower end of lower articulated jib 612, upper articulated jib 611 by slide block with on seating pad 63 lower surface Slideway is slidably matched, and lower articulated jib 612 is slidably matched by the slideway on slide block and the first bracket 62 upper surface, real in the present invention Executing in example, as shown in Figure 4, the both sides of the lower surface of seating pad 63 and the both sides of the first bracket 62 upper surface are provided with and have The locating part 615 of chute, the upper end of upper articulated jib 611 and the lower end of lower articulated jib 612 are all hinged with square slider 616, side Coordinate with the slide on locating part 615 to slide block.

In embodiments of the present invention, the second elevating mechanism 52 is basically identical with the first elevating mechanism 61.

Bookcase is generally placed by wall, easily bumps to body of wall, at body of wall when so placing leaflet in above-mentioned framework 1 On leave a trace, and when for a long time not using bookcase, the leaflet on bookcase and in bookcase easily falls ash, for understanding Certainly the problems referred to above, in embodiments of the present invention, are provided with block assembly 10 in casing 4, and referring to Fig. 6, Fig. 6 is that the present invention implements The structural representation of the block assembly in the bookcase that example provides, block assembly 10 includes baffle plate 101 and drives baffle plate 101 to lift The 3rd driving assembly 102, the 3rd drives assembly 102, and that baffle plate 101 can be driven to stretch out from second groove at casing 4 top is right Framework 1 carries out block.Above-mentioned block assembly 10 can arrange two or more, in embodiment as shown in Figure 1, and block assembly 10 are provided with two, and the two sides that framework 1 is open are carried out block, when commonly used bookcase, and can be by the gear by wall side Plate 101 rises, thus avoids leaflet to lean on the wall, leaves a trace on body of wall, when not using bookcase for a long time, and can be by remote Baffle plate 101 from body of wall side rises, and whole for framework 1 envelope is got up, and prevents dust from falling on framework 1 inside and leaflet.

In embodiments of the present invention, as it can be seen, the 3rd driving assembly 102 includes be vertically arranged in casing 4 the 3rd Screw mandrel 1021 and the second swivel nut 1022 being fixed on the side of baffle plate 101, the 3rd screw mandrel 1021 is joined with the second swivel nut 1022 Close and drive baffle plate 101 to lift.

Owing to the 3rd screw mandrel 1021 is vertically arranged, its drive end can not be arranged at the bottom of casing 4, and is arranged at casing The top of 4 can take up room, and affects the arrangement of framework 1, and therefore, in embodiments of the present invention, the 3rd drives assembly 102 also to include The first bevel gear 1023 being arranged at the 3rd screw mandrel 1021 end and upper second cone being rotatablely arranged on casing 4 sidewall Gear 1024, the first bevel gear 1023 engages with the second bevel gear 1024, and on the second bevel gear 1024 by power transmission shaft 11 even It is connected to handle 7, by two bevel gears, it is possible to the rotation of horizontal direction is converted into the rotation of vertical direction, the most convenient to operate, Do not interfere with again the arrangement of framework 1.

In this specification, each embodiment uses the mode gone forward one by one to describe, and what each embodiment stressed is and other The difference of embodiment, between each embodiment, identical similar portion sees mutually.

Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention. Multiple amendment to these embodiments will be apparent from for those skilled in the art, as defined herein General Principle can realize without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and features of novelty phase one The widest scope caused.

Claims

1. a bookcase, it is characterised in that including:

Framework (1)；

Be arranged in described framework (1) and the vertical clapboard (2) parallel with two sidewalls of described framework (1), and described vertically Dividing plate (2) is adjustable with the spacing of two sidewalls of described framework (1).

Bookcase the most according to claim 1, it is characterised in that also include for driving described vertical clapboard (2) movement First drives assembly, and described first drives assembly to include the first screw mandrel being rotatablely arranged on the sidewall of described framework (1) (8), described vertical clapboard (2) being provided with screwed hole, described first screw mandrel (8) coordinates with described screwed hole can be by described silk The convert rotational motion of bar is described vertical clapboard (2) along the axial linear motion of described screw mandrel.

Bookcase the most according to claim 2, it is characterised in that be additionally provided with horizontal baffle (3), institute in described framework (1) Stating to be provided with on vertical clapboard (2) and be available for the first groove (8a) that described horizontal baffle (3) passes, described horizontal baffle (3) is worn Cross described groove and its two ends are connected with two sidewalls of described framework (1) respectively.

Bookcase the most according to claim 3, it is characterised in that described horizontal baffle (3) includes the top plate be arrangeding in parallel (31) and lower plywood (32), described vertical clapboard (2) offers two described first grooves (8a), described top plate (31) And described lower plywood (32) is each passed through two described first grooves (8a), described first screw mandrel (8) is positioned at described top plate (31) in the interlayer and between described lower plywood (32).

Bookcase the most according to claim 2, it is characterised in that also include for driving described horizontal baffle (3) along described Second driving assembly of the first groove (8a) width lifting, described second drives assembly to include the second screw mandrel and with described The first swivel nut that second screw mandrel coordinates, the roof of described framework (1) and described horizontal baffle (3) is provided with chute, institute The first end stating the second screw mandrel is slidably disposed in the chute of described framework (1) roof and axially with respect to described framework (1) fixing, the second end interior with the chute being slideably positioned in described horizontal baffle (3) and axial and circumferentially opposed in described level every The described first swivel nut cooperation that plate (3) is fixing.

Bookcase the most according to claim 5, it is characterised in that described vertical clapboard (2) includes left plate and right plate, Described second screw mandrel and described first swivel nut are respectively positioned in the interlayer between described left plate and described right plate.

Bookcase the most according to claim 1, it is characterised in that also include that casing (4), described framework (1) are arranged at described The top of casing (4), the sidewall bottom of described casing (4) offers the first tank, is provided with chair lift in described first tank (6), described chair lift (6) including:

First bracket (62), one end is rotatablely arranged in described first tank, and the other end is free end and can be from described First tank produces；

First elevating mechanism (61), bottom is arranged on described first bracket (62)；

Seating pad (63), is fixed on the top of described first elevating mechanism (61).

Bookcase the most according to claim 7, it is characterised in that the bottom of the free end of described first bracket (62) is provided with Groove, is provided with folding leg in described groove, the bottom surface after described leg launches is in the bottom surface of described casing (4) On same plane.

Bookcase the most according to claim 7, it is characterised in that described first elevating mechanism (61) includes that two middle parts are mutual Lower articulated jib (612) that hinged upper articulated jib (611), two middle parts are hinged and screw rod (614), two described upper hinges The upper end of the lower end lower articulated jib (612) described with two connecing arm (611) is hinged by jointed shaft (613) correspondingly, institute State screw rod (614) to coordinate with the tapped through hole on two described jointed shafts (613) respectively, in two described upper articulated jibs (611) The upper end of hinged with described seating pad (63), another upper end is slidably connected with described seating pad (63), two institutes The lower end stating in lower articulated jib (612) one is hinged with described first bracket (62), another lower end and described first torr Frame (62) is slidably connected.

Bookcase the most according to claim 7, it is characterised in that the sidewall bottom of described casing (4) is further opened with the second appearance Groove, is provided with same table (5) in described second tank, described same table (5) including:

Second bracket (51), one end is rotatablely arranged in described second tank, and the other end is free end and can be from described Second tank produces；

Second elevating mechanism (52), bottom is arranged on described second bracket (51)；

Desktop (53), is fixed on the top of described second elevating mechanism (52).

11. bookcases according to claim 7, it is characterised in that be provided with block assembly (10), institute in described casing (4) State block assembly (10) and include baffle plate (101) and the 3rd driving assembly (102) driving described baffle plate (101) to lift, described 3rd drives assembly (102) that described baffle plate (101) can be driven to stretch out described from second groove at described casing (4) top Framework (1) carries out block.

12. bookcases according to claim 11, it is characterised in that the described 3rd drives assembly (102) to include being vertically arranged The 3rd screw mandrel (1021) in described casing (4) and the second swivel nut being fixed on the side of described baffle plate (101) (1022), described 3rd screw mandrel (1021) coordinates the described baffle plate of driving (101) lifting with described second swivel nut (1022).

13. bookcases according to claim 12, it is characterised in that the described 3rd drives assembly (102) also to include being arranged at First bevel gear (1023) of described 3rd screw mandrel (1021) end and being rotatablely arranged on described casing (4) sidewall Upper second bevel gear (1024), described first bevel gear (1023) engages with described second bevel gear (1024), and described second Connected by power transmission shaft (11) on bevel gear (1024) and have handle (7).