CN209807609U

CN209807609U - Rotary bookshelf

Info

Publication number: CN209807609U
Application number: CN201920378097.8U
Authority: CN
Inventors: 周承锐
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-25
Filing date: 2019-03-25
Publication date: 2019-12-20
Anticipated expiration: 2029-03-25

Abstract

The utility model discloses a rotary bookshelf, which comprises a base, a pillar, a first chain wheel, a second chain wheel, a chain and a book placing frame, wherein the pillar is arranged on the base, the pillar is vertically arranged, the side surface of the pillar is rotationally provided with the first chain wheel and the second chain wheel, the axes of the first chain wheel and the second chain wheel are horizontal, the first chain wheel and the second chain wheel are connected by chain transmission, the chain is in a waist circular shape, and the side surface of the chain is hinged with a plurality of book placing frames; the first chain wheel is axially provided with a rotary drive, the rotary drive comprises a worm wheel and a worm, the worm wheel is axially and fixedly connected to the first chain wheel, the worm is rotatably supported and mounted on the pillar, and the worm is meshed with the worm wheel. The utility model uses a rotary chain to drive a plurality of book placing frames to rotate in a vertical plane, which can increase the book storing capacity of the bookshelf when occupying a small amount in the transverse direction; the rotation driving of the worm gear can not only have the self-locking effect, but also be used as a layer of transmission to be convenient for labor-saving design above the design.

Description

Rotary bookshelf

Technical Field

The utility model relates to a bookshelf field specifically is a rotary-type bookshelf.

Background

The bookshelf is a common article for storing and placing books, is often an ornament, and is very beautiful in libraries, offices of companies and families of residents.

The existing bookshelf is basically vertically fixed, the outward side is provided with a plurality of layers of book placing groove frames, a user needs to manually place books into the book frames one by one, the height of an adult is limited, people cannot reach the overhigh book frame positions, people cannot conveniently take the books from the book frames or place the books inwards by people with the height exceeding 2 meters, the book placing capacity of the bookshelf is increased, the number of the book frames can be increased transversely, the occupied area of the bookshelf is increased, meanwhile, the space above the bookshelf is not effectively utilized, the height of a general floor is 2.7-3 meters, and for large occasions such as a library, the floor can be higher, and the space where the bookshelf is located is wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rotary-type bookshelf to solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme:

a rotary bookshelf comprises a base, a pillar, a first chain wheel, a second chain wheel, a chain and book placing frames, wherein the pillar is arranged on the base and is vertically arranged, the side face of the pillar is rotatably provided with the first chain wheel and the second chain wheel, the axes of the first chain wheel and the second chain wheel are horizontal, the first chain wheel and the second chain wheel are positioned in the same vertical plane, the first chain wheel is positioned below the second chain wheel, the first chain wheel and the second chain wheel are connected through chain transmission, the chain is in a waist circle shape, the side faces of the chain are hinged with a plurality of book placing frames, the book placing frames are positioned on the same side face of the chain, the book placing frames are box bodies, and the side faces, away from the chain, of the book; the first chain wheel is axially provided with a rotary drive, the rotary drive comprises a worm wheel and a worm, the worm wheel is axially and fixedly connected to the first chain wheel, the worm is rotatably supported and installed on the pillar in a bearing mode or a pin shaft mode, and the worm is meshed with the worm wheel.

The support is a connecting and supporting part for connecting the base with other parts of the bookshelf, when the bookshelf is actually used, the base is placed on the ground or fixed on the ground by using a fastener, the book placing frame is a place where a user places books, the book placing frame is arranged on the side surface of the chain in a hinged mode, the chain is arranged between two chain wheels, namely a first chain wheel and a second chain wheel and serves as a conveying belt, the chain can be driven by the first chain wheel to rotate so as to drive the book placing frame to move by taking the position of the chain as a track, during the movement, the book placing frame is arranged on the side surface of the chain in a hinged mode, so that the book placing frame can always keep a vertical posture due to gravity, books placed in the book placing frame cannot overturn and fall down, the book placing frame is prevented from falling out from the book placing frame, the book placing frame moves by taking the track of the chain, and is similar to an ancient skip car, the second, therefore, a part of book placing frames can occupy the upper part of the other part of book placing frames to obtain more book placing frame setting quantity in a smaller transverse space, the number of books which can be placed on the bookshelf can be increased by increasing the number of the book placing frames, so that more books can be placed on one position, the book storing quantity can be greatly improved by using the bookshelf under the environment with enough height space, the books are stored and taken by moving the book placing frames, the free book placing frames are moved to the lower position, the books are placed in the bookshelf, the subsequent books are placed in the other idle book placing frame, the opposite operation is carried out when the books are taken, the vertical rotary type bookshelf not only stores more books, but also is convenient to place and take out, the bookshelf is decorated in the manufacturing process, so that the bookshelf body and the structure thereof can have certain ornamental value, and are more suitable for being used as the bookshelf under the conditions of a library hall, a personal library and the like, the book placing frames can be put with different numbers of books, so the quality of the books is different, if only the first chain wheel and the second chain wheel are provided, the chain can spontaneously rotate due to the loaded book placing frames, finally the book placing frame with the largest quality can stop at the bottommost end on the path of the chain, when a user moves the book placing frames, the gravity difference generated by the difference of the left and right book placing frame qualities at a target rotating position can be directly overcome, when people with small strength or the weight difference of each book placing frame is large, the user needs to do more labor, the first chain wheel is driven to rotate by the rotary drive, the rotary drive is the worm gear and worm drive, the worm has self-locking performance, after losing the external force action, the first chain wheel can be locked, the rotation cannot be generated, each book placing frame is also positioned, the user can conveniently vacate hands to sort books after transposing the book placing frames, in addition, the worm gear is also used as one-layer transmission here, when the bookshelf is designed, the effect of saving labor can be completely achieved through the transmission ratio smaller than 1, if the worm is driven by the speed reducing motor, the bookshelf can be rotated continuously, and the practicability is good when the bookshelf is used for decoration.

Further, the rotary driving and the book placing frame are positioned on the same side of the first chain wheel. When the worm is operated by a user, the user can directly observe the condition in the book placing frame, and what books are placed in the book placing frame in front of the worm, so that the user can conveniently identify which book placing frame reaches the position convenient to take or place when manually rotating the worm.

Preferably, one end of the worm is provided with a handle. The handle is convenient for an operator to apply force to the worm, the handle is also a layer of lever, and the longer the handle is, the more labor is saved in rotation.

Preferably, the worm axis is horizontal, and the worm axis is parallel to the plane where the first chain wheel and the second chain wheel are located. The design can make the worm be approximately at the height of adult's chest, so the worm axis is horizontal, and the user is more comfortable in posture when operating the worm.

Preferably, the chain is an aluminum alloy chain. The aluminum alloy chain has high gloss, is portable and durable.

Preferably, the worm is a spherical worm. The spherical worm is also called a circular arc worm, and compared with a traditional straight worm, the spherical worm is stable in transmission, high in efficiency, compact in structure and high in bearing capacity.

Preferably, the support is provided with a bearing seat, and the rotating shafts of the first chain wheel and the second chain wheel are rotatably supported and installed on the support through the bearing seat. The bearing has small support friction and stable support.

Preferably, the support of the first chain wheel and the second chain wheel by the support column is a double-end support. If the first chain wheel and the second chain wheel are arranged on one side of one support in a cantilever mode, the whole bookshelf can be unstable in support, and the bookshelf is easy to topple; the first chain wheel and the second chain wheel are supported by the support columns through double ends, namely, at least two or more support columns are required to be arranged on the base, and the first chain wheel is rotatably supported in the front and back directions in the axial direction.

As optimization, the projection positions of the support, the first chain wheel, the second chain wheel, the chain and the book placing frame on the plane of the base are all located within the area range of the base. The gravity center of the whole bookshelf is ensured to fall in the contact range of the base and the ground, and the bookshelf is prevented from toppling over due to incomplete consideration during size design.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model uses a rotary chain to drive a plurality of book placing frames to rotate in a vertical plane, which can increase the book storing capacity of the bookshelf when occupying a small amount in the transverse direction; the rotation driving of the worm gear can not only have the self-locking effect, but also be used as a layer of transmission to be convenient for labor-saving design above the design.

Drawings

In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings.

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a left side view structure diagram of the present invention;

FIG. 3 is a schematic view of the three-dimensional installation positions of the chain and the book holding frame of the present invention;

FIG. 4 is a schematic view of the connection structure of the first sprocket and the rotary drive of the present invention;

fig. 5 is a left side view structural diagram of the first chain wheel after the book frame is removed.

In the figure: 1-base, 2-pillar, 21-bearing seat, 31-first chain wheel, 311-rotary drive, 3111-worm wheel, 3112-worm, 3113-handle, 32-second chain wheel, 4-chain, 5-book placing frame.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, 2 and 3, a rotary bookshelf comprises a base 1, a pillar 2, a first chain wheel 31, a second chain wheel 32, a chain 4 and book placing frames 5, wherein the pillar 2 is arranged on the base 1, the pillar 2 is vertically arranged, the side surface of the pillar 2 is rotatably provided with the first chain wheel 31 and the second chain wheel 32, the axes of the first chain wheel 31 and the second chain wheel 32 are horizontal, the first chain wheel 31 and the second chain wheel 32 are positioned in the same vertical plane, the first chain wheel 31 is positioned below the second chain wheel 32, the first chain wheel 31 and the second chain wheel 32 are in transmission connection by using the chain 4, the chain 4 is in a waist circle shape, the side surface of the chain 4 is hinged with a plurality of book placing frames 5, the book placing frames 5 are positioned on the same side surface of the chain 4, the book placing frames 5 are box bodies, and the side surface of the book placing frames 5; as shown in fig. 4, the first sprocket 31 is axially provided with a rotary drive 311, the rotary drive 311 includes a worm wheel 3111 and a worm 3112, the worm wheel 3111 is axially fixedly connected to the first sprocket 31, the worm 3112 is rotatably supported and mounted on the pillar 2 in a bearing manner or a pin manner, and the worm 3112 is engaged with the worm wheel 3111. In fig. 1, 2, and 3, the base 1 and the pillar 2 are illustrated only by lines, and the chain 4 is illustrated by broken lines.

The support column 2 is a connecting and supporting part for connecting the base 1 with other parts of the bookshelf, when the bookshelf is actually used, the base 1 is placed on the ground or fixed on the ground by using a fastening piece, the book placing frame 5 is a place for placing books by a user, the book placing frame 5 is installed on the side surface of the chain 4 in a hinged mode, the chain 4 is arranged between two chain wheels, namely a first chain wheel 31 and a second chain wheel 32 and has the function of a conveyor belt, the chain 4 can be driven by the first chain wheel 31 to rotate, and then the book placing frame 5 is driven to move by taking the position of the chain 4 as a track, when the bookshelf moves, the book placing frame 5 is installed on the side surface of the chain 4 in a hinged mode, so that the book placing frame can always keep a vertical posture due to gravity, the books placed in the book placing frame cannot overturn and fall out of the books in the book placing frame 5, the book placing frame 5 moves by taking the track of the chain 4, the second chain wheel 32 is arranged above the first chain wheel 31, so that a part of book placing frames 5 can be arranged above the other part of book placing frames 5, more book placing frames 5 are arranged in a smaller horizontal space, the number of books placed on the book shelf can be increased by increasing the number of the book placing frames 5, and more books can be placed on one position, under the environment with enough height space, the book shelf can greatly improve the book storing amount, the books can be stored and taken by moving the book placing frames 5 to the lower position, the books can be placed in the book shelf, the subsequent books can be placed in the other idle book placing frame 5, the book taking is performed in the opposite operation, the vertical rotating type book shelf not only stores more books, but also is convenient to place and take out, the book shelf is decorated during the manufacturing, and the book shelf body and the structure thereof can have certain ornamental value, the bookshelf is suitable for being used as a bookshelf in a library hall, a personal library and the like, the book placing frame 5 can be placed with different numbers of books, so that the quality of the book placing frame 5 is different, if only the first chain wheel 31 and the second chain wheel 32 are needed, the chain 4 can spontaneously rotate due to the loaded book placing frame 5, the book placing frame 5 with the largest quality can be stopped at the lowest end of the path of the chain 4, when a user moves the book placing frame 5, the gravity difference generated by the difference of the qualities of the left book placing frame 5 and the right book placing frame 5 at a target rotating position can be directly overcome, when the weight difference of people with small strength or the book placing frames 5 is large, the user needs to take more labor, the first chain wheel 31 is driven to rotate by the rotating drive 311, the rotating drive 311 is driven by a worm wheel and a worm, and has self-locking performance, after the worm 3112 loses external force, the first chain wheel 31 can be locked, so that the, each book placing frame 5 is also positioned, a user can conveniently vacate hands to arrange books after rotating the book placing frames 5, in addition, the worm 3111 and the worm 3112 are also used as one layer of transmission at the position, in the design process, the labor-saving effect can be completely achieved through the transmission ratio smaller than 1, if the worm 3112 is driven by a speed reducing motor, the book placing frames 5 can also be continuously rotated, and the practicability is good when the bookshelf is used for decoration.

The rotary drive 311 and the book placement frame 5 are located on the same side of the first sprocket 31. When the user operates the worm 3112, the user can directly observe the situation inside the book placing frame 5, and what books are placed in the book placing frame 5 in front of the worm 3112, so that when the user manually rotates the worm 3112, the user can conveniently identify which book placing frame 5 reaches the position where the user can conveniently take or place.

A handle 3113 is provided at one end of the worm 3112. The handle 3113 facilitates the operator to apply force to the worm 3112, the handle 3113 is also a lever, and the longer the handle 3113, the more labor-saving the rotation.

As shown in fig. 4, the axis of the worm 3112 is horizontal, and the axis of the worm 3112 is parallel to the plane of the first sprocket 31 and the second sprocket 32. The design is such that the worm 3112 is located at approximately the height of the adult's chest, so that the axis of the worm 3112 is horizontal, which is more comfortable in position for the user to manipulate the worm 3112.

The chain 4 is an aluminum alloy chain 4. The aluminum alloy chain 4 has high gloss, is portable and durable.

As shown in fig. 4, the worm 3112 is a spherical worm 3112. Spherical worm 3112 is also called arc worm 3112, and it compares in traditional straight worm 3112, and spherical worm 3112 transmission is stable, and is efficient, compact structure, and bearing capacity is big.

As shown in fig. 5, the support column 2 is provided with a bearing seat 21, and the rotating shafts of the first sprocket 31 and the second sprocket 32 are rotatably supported and mounted on the support column 2 through the bearing seat 21. The bearing has small support friction and stable support.

As shown in fig. 5, the support of the first sprocket 31 and the second sprocket 32 by the stay 2 is double-ended support. If the first and second sprockets 31 and 32 are cantilever-mounted on one side of one of the pillars 2, the entire bookshelf may not be stably supported and the bookshelf may easily fall down; the support of the first sprocket 31 and the second sprocket 32 by the support column 2 is supported at both ends, that is, at least two or more support columns 2 are required to be provided on the base 1 and rotatably supported in the front and rear directions of the first sprocket 31 in the axial direction.

The projection positions of the support column 2, the first chain wheel 31, the second chain wheel 32, the chain 4 and the book placing frame 5 on the plane of the base 1 are all located within the area range of the base 1. The gravity center of the whole bookshelf is ensured to fall in the contact range of the base 1 and the ground, and the bookshelf is prevented from toppling over due to incomplete consideration in size design.

The use process of the bookshelf comprises the following steps: the handle 3113 is used for rotating the worm 3112, the worm 3112 drives the worm 3111 to rotate, the worm 3111 is fixedly connected with a chain wheel disc of the first chain wheel 31, the first chain wheel 31 further rotates to drive the chain 4 to rotate, the chain 4 drives the book placing frame 5 to move along the track of the chain 4, and the book placing frame 5 is hinged to the side face of the chain 4, so that the book placing frame 5 can be kept vertical due to self gravity, when a book is placed in the bookshelf, an idle book placing frame 5 is moved to a proper height, a user manually places the book in the book placing frame 5, and when the book needs to be taken from the bookshelf, the handle 3113 is also rotated to move the book placing frame 5 where the book is located to a proper height, and the book is taken out from the book placing frame.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A rotary bookshelf is characterized in that: the rotary bookshelf comprises a base (1), a support column (2), a first chain wheel (31), a second chain wheel (32), a chain (4) and a book placing frame (5), wherein the support column (2) is arranged on the base (1), the support column (2) is vertically arranged, the first chain wheel (31) and the second chain wheel (32) are arranged on the side face of the support column (2) in a rotating mode, the axes of the first chain wheel (31) and the second chain wheel (32) are horizontal, the first chain wheel (31) and the second chain wheel (32) are located in the same vertical plane, the first chain wheel (31) is located below the second chain wheel (32), the first chain wheel (31) and the second chain wheel (32) are connected through the chain (4) in a transmission mode, the chain (4) is in a waist circular shape, the book placing frame (5) is hinged to the side face of the chain (4), the book placing frame (5) is located on the same side face of the chain (4), and the book placing frame (5, the side of the book placing frame (5) departing from the chain (4) is open; first sprocket (31) axial is equipped with rotation drive (311), rotation drive (311) includes worm wheel (3111), worm (3112), worm wheel (3111) axial fixed connection is on first sprocket (31), worm (3112) rotate the support with bearing form or round pin axle form and install on pillar (2), worm (3112) are connected with worm wheel (3111) meshing.

2. A rotary-type bookshelf according to claim 1, wherein: the rotary drive (311) and the book placing frame (5) are positioned on the same side of the first chain wheel (31).

3. A rotary-type bookshelf according to claim 1, wherein: and one end of the worm (3112) is provided with a handle (3113).

4. A rotary-type bookshelf according to claim 1, wherein: the axis of the worm (3112) is horizontal, and the axis of the worm (3112) is parallel to the plane where the first chain wheel (31) and the second chain wheel (32) are located.

5. A rotary-type bookshelf according to claim 1, wherein: the chain (4) is an aluminum alloy chain.

6. A rotary-type bookshelf according to claim 1, wherein: the worm (3112) is a spherical worm.

7. A rotary-type bookshelf according to claim 1, wherein: and a bearing seat (21) is arranged on the support column (2), and rotating shafts of the first chain wheel (31) and the second chain wheel (32) are rotatably supported and installed on the support column (2) through the bearing seat (21).

8. A rotary-type bookshelf according to claim 7, wherein: the support of the strut (2) for the first chain wheel (31) and the second chain wheel (32) is a double-end support.

9. A rotary-type bookshelf according to claim 1, wherein: the projection positions of the support column (2), the first chain wheel (31), the second chain wheel (32), the chain (4) and the book placing frame (5) on the plane of the base (1) are all located within the area range of the base (1).