阅读说明：本技术 一种可调节式活动书立架 (Adjustable movable book end frame ) 是由 刘剑南 于 2020-08-31 设计创作，主要内容包括：本发明公开一种可调节式活动书立架,由固定基座、滑动书立架、连接杆件构成,所述固定基座的顶部开设有矩形腔,所述矩形腔的前后侧壁上开设有导轨槽,所述固定基座上设置有两个滑动书立架,所述滑动书立架由固定底板、两个垂直于固定底板且固定在固定底板顶部左右两端侧的支撑挡板、与支撑挡板相平行设置的活动挡板构成；所述连接杆件由八个相转动连接的连接板、连接轴头以及固定轴头构成。应用在实际时,支撑挡板、活动挡板之间的空间均为放置书籍的空间,根据放置书籍数量的需求,通过连接杆件调节滑动书立架之间的相对位置,两个滑动书立架上的活动挡板均可通过连接杆件的相对滑动改变位置,能够随时平稳地调节放置空间。(The invention discloses an adjustable movable book stand, which consists of a fixed base, a sliding book stand and a connecting rod piece, wherein the top of the fixed base is provided with a rectangular cavity, the front side wall and the rear side wall of the rectangular cavity are provided with guide rail grooves, the fixed base is provided with two sliding book stands, and the sliding book stand consists of a fixed bottom plate, two supporting baffles which are vertical to the fixed bottom plate and fixed at the left end side and the right end side of the top of the fixed bottom plate and movable baffles which are arranged in parallel with the supporting baffles; the connecting rod piece consists of eight connecting plates which are rotationally connected with each other, a connecting shaft head and a fixed shaft head. The space between the supporting baffle and the movable baffle is the space for placing books, the relative position between the sliding book stands is adjusted through the connecting rod pieces according to the requirement for placing the number of books, and the movable baffles on the two sliding book stands can change the position through the relative sliding of the connecting rod pieces, so that the placing space can be stably adjusted at any time.)

1. The utility model provides an adjustable activity book grudging post which characterized in that: the book shelf is characterized by comprising a fixed base (1), sliding book shelves (2) and connecting rods (3), wherein the fixed base (1) is integrally rectangular, a rectangular cavity (4) is formed in the top of the fixed base (1), guide rail grooves (5) are formed in the front side wall and the rear side wall of the rectangular cavity (4), two sliding book shelves (2) are arranged on the fixed base (1), the sliding book shelves (2) on the two sides of the fixed base (1) are symmetrically arranged relatively, each sliding book shelf (2) comprises a fixed bottom plate (6), two supporting baffles (7) which are perpendicular to the fixed bottom plate (6) and fixed on the left end side and the right end side of the top of the fixed bottom plate (6) and movable baffles (8) which are parallel to the supporting baffles (7), and vertical connecting baffles (9) are fixed on the rear end sides of the inner side walls of the supporting baffles (7) and the movable baffles (8), the front end and the rear end of the fixed bottom plate (6) are provided with bulges (10) which are embedded with the guide rail grooves (5), the fixed bottom plate (6) is embedded into the guide rail grooves (5) through the bulges (10) and is connected to the rectangular cavity (4) in a sliding manner, the bottom wall of the fixed bottom plate (6) is connected with the bottom wall of the rectangular cavity (4), the connecting baffle plate (9) is provided with a movable cavity (11) which is communicated from front to back, and the connecting rod piece (3) is arranged between the two sliding book stand frames (2); the connecting rod piece (3) is composed of eight connecting plates (12) which are rotationally connected with each other, connecting shaft heads (13) and fixing shaft heads (14), two annular grooves (15) which are symmetrically distributed are formed in the connecting shaft heads (13), annular grooves (15) are formed in the middle of the fixing shaft heads (14), through holes are formed in the upper end, the lower end and the middle of each connecting plate (12), concave portions (16) which are matched with the annular grooves (15) in an embedded mode are formed in the peripheries of the through holes of the connecting plates (12), embedded cavities (17) are formed in the middle of each connecting plate (12) in the peripheries of the through holes, the upper end between every two adjacent connecting plates (12) is embedded into the annular groove (15) in the outer side of the same connecting shaft head (13) through the through holes to be connected, the lower end between every two adjacent connecting plates (12) is embedded into the annular groove (15) in the outer side of the same connecting shaft, middle part between per two adjacent connecting plates (12) is connected through ring channel (15) of the same fixed spindle nose (14) of through-hole embedding, connecting rod piece (3) are gone up the connecting plate of both ends distolateral (12) upper and lower extreme through-hole and are equallyd divide and do not be connected with one through ring channel (15) that imbeds in the connection spindle nose (13) outside and connect spindle nose (13), connect connecting rod piece (3) both ends two connecting plates (12) in the outside ring channel (15) through its inboard counterpoint embedding activity chamber (11) and link baffle (9) looks sliding connection respectively.

2. The adjustable movable book stand of claim 1, wherein: the thickness of the annular groove (15) is twice the depth of the through hole.

3. The adjustable movable book stand of claim 1, wherein: the thickness of the annular groove (15) is equal to that of the connecting baffle plate (9).

4. The adjustable movable book stand of claim 1, wherein: the sliding book stand (2) is a molded body made of a polymer resin material.

Technical Field

The invention belongs to the technical field of plastic furniture, and particularly relates to an adjustable movable book stand.

Background

Book end frame is the article that is used for supporting books and steadily stands, and book end frame can avoid the book slope of standing in a row to incline and fall to prevent book dog-ear, crooked or damage, current book end frame majority comprises two support splint, and the relative distance that only can pass through two support splint of regulation when the books of different quantity are placed, books slope or drop when still easy in the accommodation process, it is comparatively inconvenient.

Disclosure of Invention

The invention aims to provide an adjustable movable book stand to solve the problems in the background technology.

The technical scheme adopted by the invention to achieve the purpose is as follows:

an adjustable movable book stand comprises a fixed base, a sliding book stand and connecting rod pieces, wherein the fixed base is integrally rectangular, a rectangular cavity is formed in the top of the fixed base, guide rail grooves are formed in the front side wall and the rear side wall of the rectangular cavity, two sliding book stands are arranged on the fixed base, the sliding book stands on the two sides of the fixed base are oppositely and symmetrically arranged, each sliding book stand comprises a fixed base plate, two supporting baffles which are perpendicular to the fixed base plate and fixed on the left side and the right side of the top of the fixed base plate and movable baffles which are parallel to the supporting baffles, the rear end sides of the inner side walls of the supporting baffles and the movable baffles are fixed with perpendicular connecting baffles, bulges which are embedded with the guide rail grooves are formed in the front end and the rear end of the fixed base plate, and the fixed base plate is slidably connected to the rectangular cavity through the bulges embedded into the guide rail grooves, the bottom wall of the fixed bottom plate is connected with the bottom wall of the rectangular cavity, the connecting baffle plate is provided with a movable cavity which is communicated from front to back, and the connecting rod piece is arranged between the two sliding book stands; the connecting rod piece is composed of eight connecting plates, connecting shaft heads and fixed shaft heads which are connected in a rotating mode, two annular grooves which are distributed symmetrically are formed in each connecting shaft head, an annular groove is formed in the middle of each fixed shaft head, through holes are formed in the upper end, the lower end and the middle of each connecting plate, recessed portions matched with the annular grooves in an embedded mode are formed in the peripheries of the through holes of the connecting plates, embedded cavities are formed in the peripheries of the through holes of the connecting plates, the upper ends of every two adjacent connecting plates are connected with the annular grooves in the outer sides of the same connecting shaft heads in an embedded mode through the through holes, the lower ends of every two adjacent connecting plates are connected with the annular grooves in the outer sides of the same connecting shaft heads in an embedded mode through the through holes, the middle portions of every two adjacent connecting plates are connected with the annular grooves in the, The lower end through holes are connected with a connecting shaft head through annular grooves embedded in the outer sides of the connecting shaft heads respectively, and the connecting shaft heads of the two outermost connecting plates at the two ends of the connecting rod piece are respectively embedded into the movable cavity in an aligned and embedded mode through the annular grooves in the inner sides of the connecting rod piece and are in sliding connection with the connecting baffle plate.

It is further noted that the thickness of the annular groove is twice the depth of the through hole.

It is further noted that the thickness of the annular groove is equal to the thickness of the connecting baffle.

Further, the slide book stand is a molded body made of a polymer resin material.

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

the space between the supporting baffle and the movable baffle is the space for placing books, the relative position between the sliding book stands is adjusted through the connecting rods according to the requirement for placing the number of books, the movable baffles on the two sliding book stands can change the position through the relative sliding of the connecting rods, and the bulges of the whole accessible fixing bottom plate of the sliding book stand slide on the fixing base, so that the placing space can be stably adjusted at any time.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a perspective view of the slide book stand of the present invention;

FIG. 3 is a schematic front view of the structure of the sliding book stand of the present invention;

FIG. 4 is a schematic view of the construction of the connecting stub shaft of the present invention;

FIG. 5 is a schematic view of the construction of the fixed stub shaft of the present invention;

FIG. 6 is a schematic view of the construction of the connection plate of the present invention;

wherein: 1. a fixed base; 2. a sliding book stand; 3. connecting rod pieces; 4. a rectangular cavity; 5. a guide rail groove; 6. fixing the bottom plate; 7. a support baffle; 8. a movable baffle; 9. connecting a baffle plate; 10. a protrusion; 11. a movable cavity; 12. a connecting plate; 13. connecting a shaft head; 14. fixing a shaft head; 15. an annular groove; 16. a recessed portion; 17. a chimeric lumen.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides the following technical solutions:

an adjustable movable book stand comprises a fixed base 1, a sliding book stand 2 and connecting rod pieces 3, wherein the whole fixed base 1 is in a rectangular body shape, a rectangular cavity 4 is formed in the top of the fixed base 1, guide rail grooves 5 are formed in the front side wall and the rear side wall of the rectangular cavity 4, two sliding book stands 2 are arranged on the fixed base 1, the sliding book stands 2 on the two sides of the fixed base 1 are oppositely and symmetrically arranged, each sliding book stand 2 comprises a fixed base plate 6, two supporting baffle plates 7 which are perpendicular to the fixed base plate 6 and fixed on the left side and the right side of the top of the fixed base plate 6 and movable baffle plates 8 which are parallel to the supporting baffle plates 7, the supporting baffle plates 7 and the rear end sides of the inner side walls of the movable baffle plates 8 are both fixed with vertical connecting baffle plates 9, bulges 10 which are embedded with the guide rail grooves 5 are formed at the front end and the rear end of the fixed base plate 6, the fixed base plate 6 is embedded, the bottom wall of the fixed bottom plate 6 is connected with the bottom wall of the rectangular cavity 4, the connecting baffle 9 is provided with a movable cavity 11 which is through from front to back, and the connecting rod piece 3 is arranged between the two sliding book stands 2; the connecting rod piece 3 is composed of eight connecting plates 12 which are rotationally connected with each other, a connecting shaft head 13 and a fixed shaft head 14, two annular grooves 15 which are symmetrically distributed are formed on the connecting shaft head 13, an annular groove 15 is formed in the middle of the fixed shaft head 14, through holes are formed in the upper end, the lower end and the middle of each connecting plate 12, a concave part 16 which is matched with the annular groove 15 in an embedded mode is formed in the periphery of each through hole of each connecting plate 12, an embedded cavity 17 is formed in the periphery of each through hole of each connecting plate 12, the upper end between every two adjacent connecting plates 12 is embedded into the annular groove 15 on the outer side of the same connecting shaft head 13 through the through holes and connected, the lower end between every two adjacent connecting plates 12 is embedded into the annular groove 15 on the outer side of the same connecting shaft head 13 through the through holes and connected, the upper end through holes and the lower end through holes of the connecting plates 12 on the two end sides of the connecting rod piece 3 are respectively connected with a connecting shaft head 13 through annular grooves 15 embedded into the outer sides of the connecting shaft heads 13, the connecting shaft heads 13 of the two connecting plates 12 on the outermost sides of the two ends of the connecting rod piece 3 are respectively embedded into the movable cavities 11 and the connecting baffle 9 in a contraposition mode through the annular grooves 15 on the inner sides of the connecting shaft heads 13 in a sliding connection mode, the embedded cavities 17 provide rotating spaces for mutual rotation between the two adjacent connecting plates 12, and the rotating spaces are provided for mutual rotation between the two. Wherein the thickness of the annular groove 15 is twice the depth of the through hole; the thickness of the annular groove 15 is equal to the thickness of the connecting baffle 9; the slide book stand 2 is a molded body made of a polymer resin material, and polycarbonate having a heavy molecular weight or a nylon resin having a high hardness can be used as a molding material to increase the weight of the slide book stand 2 itself and increase the supporting ability thereof.

Use in the actual time, the space between support baffle 7, the adjustable fender 8 is the space of placing books, according to the demand of placing books quantity, through connecting the relative position between 3 regulation slip book end frames 2 of member, adjustable fender 8 on two slip book end frames 2 all can change the position through the relative slip of connecting member 3, and the whole accessible PMKD 6 of slip book end frame 2 slides in guide rail groove 5 on unable adjustment base 1, can steadily adjust at any time and place the space.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.