CN220236379U

CN220236379U - Library is with removing bookshelf

Info

Publication number: CN220236379U
Application number: CN202321403633.8U
Authority: CN
Inventors: 史朝霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-06-05
Filing date: 2023-06-05
Publication date: 2023-12-26
Anticipated expiration: 2033-06-05

Abstract

The utility model discloses a movable bookshelf for a library, which relates to the field of library matched equipment and comprises a bookshelf body and a plurality of bookshelf clapboards, wherein a containing groove is formed in the bottom of the bookshelf body, four guide rods are uniformly arranged on the inner wall of the top of the containing groove, movable sleeves are sleeved on the four guide rods in a sliding manner, and universal wheels are fixedly arranged at the bottoms of the four movable sleeves. The bookshelf has reasonable structure, can drive the universal wheel to move up and down when the control knob is rotated, can directly push the bookshelf to move when the universal wheel moves down to be contacted with the ground, can directly contact the ground when the universal wheel moves up to be separated from the ground, effectively increases friction force, further realizes the aim of stably placing the bookshelf on the ground, effectively reduces the condition that the bookshelf is greatly displaced due to careless pushing and touching of the bookshelf, and is stable and reliable in use.

Description

Library is with removing bookshelf

Technical Field

The utility model relates to the field of library matched equipment, in particular to a movable bookshelf for a library.

Background

The library is a mechanism for collecting, sorting and collecting book materials for people to read and reference, and has the functions of saving cultural heritage of human beings, developing information resources, participating in social education and the like; with the rapid development of social economy, library resources are more abundant, the types and the numbers of books are huge, and books are generally placed on a bookshelf for people to take the required books in order to save space as much as possible and increase space practical efficiency.

At present, most of the existing bookshelf for a library is generally fixed, when the patterns and the sizes among the bookshelf are to be changed, the bookshelf needs to be carried by manpower, the labor intensity is high, the patent with publication number CN209359975U discloses a movable bookshelf for a library, although the bookshelf can be conveniently and directly pushed to move by arranging four universal wheels with self-locking devices, when in actual use, the bookshelf is easy to displace due to the fact that the curved surfaces of the universal wheels are smooth and the friction force between the universal wheels and the ground is small, and the bookshelf is easy to displace due to the fact that the bookshelf is carelessly pushed against the bookshelf, so that the bookshelf is poor in stability when in use, and the movable bookshelf for the library is provided for solving the problems.

Disclosure of Invention

The utility model provides a library uses removal bookshelf to propose among the above-mentioned background art because the curved surface of universal wheel is comparatively smooth, frictional force is less with ground, can lead to appearing very easily because of carelessly pushing away the bookshelf and making the bookshelf take place the condition of great displacement, the problem that stability is relatively poor when using.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a library is with removing bookshelf, includes bookshelf body and a plurality of bookshelf baffle, accomodate the groove has been seted up to the bottom of bookshelf body, evenly install four guide bars on accomodating the top inner wall in groove, four all slide on the guide bar and cup joint the removal sleeve, four the universal wheel has all been set firmly to the bottom of removal sleeve, every two the lateral part that the removal sleeve is close to each other all installs the connection diaphragm, accomodate and all seted up the installation on the both sides inner wall that the groove kept away from each other and change the hole, two install two the rotation jointly and install two-way lead screw, two have been cup jointed to the screw thread on the two-way lead screw the slope bull stick is all rotated to the bottom of shifting block, two the rotation sleeve is rotated respectively and is cup jointed two on the connection diaphragm, control knob is installed to the one end of two-way lead screw, install on the bookshelf body and be used for adjusting the adaptation adjusting part of bookshelf baffle position.

Preferably, a plurality of ball grooves are uniformly formed in the top of the moving block, a plurality of rolling balls are rotatably mounted in the ball grooves, and the tops of the rolling balls are attached to the inner wall of the top of the storage groove.

Preferably, an avoidance groove communicated with the mounting rotating hole is formed in the side portion of the bookshelf body, and the control knob is located in the avoidance groove.

Preferably, the adaptation adjusting part comprises four adjusting sliding sleeves symmetrically arranged on two sides of the bookshelf partition board, vertical through holes are formed in two sides of the bookshelf body, two vertical supporting rods are arranged on the inner walls of the bottoms of the vertical through holes, the four adjusting sliding sleeves are respectively and slidably sleeved on the four vertical supporting rods, and fixing units used for fixing or loosening the adjusting sliding sleeves are arranged on the vertical supporting rods.

Preferably, the top of the bookshelf body is detachably provided with a shielding top plate.

Preferably, the fixing unit comprises a fixing lug arranged on the side part of the bookshelf partition board, a horizontal hole is formed in the side part of the fixing lug, a horizontal sliding rod is slidably arranged in the horizontal sliding hole, a plurality of fixing insertion holes are uniformly formed in the side part of the vertical supporting rod, an insertion rod sliding hole is formed in the side part of the adjusting sliding sleeve, the end part of the fixing insertion rod penetrates through the insertion rod sliding hole and extends into one of the fixing insertion holes, and an elastic reset element is arranged on the fixing insertion rod.

Preferably, the elastic reset element comprises a reset spring sleeved on the horizontal sliding rod, and two ends of the reset spring are respectively attached to the side part of the fixing lug and the end part of the fixing inserting rod.

In summary, the utility model has the technical effects and advantages that:

1. the bookshelf has reasonable structure, when the control knob is rotated, the universal wheel is driven to move up and down through the bidirectional screw rod, the moving block, the inclined rotating rod, the rotating sleeve, the connecting cross column and the moving sleeve, when the universal wheel moves downwards to be in contact with the ground, the bookshelf can be directly pushed to move, when the universal wheel moves upwards to be separated from the ground, the bottom of the bookshelf body can be directly in contact with the ground, the friction force is effectively increased, the purpose of stably placing the bookshelf body on the ground is realized, the condition that the bookshelf is greatly displaced due to careless pushing to the bookshelf is effectively reduced, and the bookshelf is stable and reliable in use;

2. according to the bookshelf, when the control pull block is pulled, the fixed inserting rod is driven by the horizontal sliding rod to move out of the fixed inserting hole, the adjusting sliding sleeve is loosened, and when the control pull block is loosened, the fixed inserting rod is extruded and pushed to automatically move into the fixed inserting hole under the elastic action of the reset spring, so that the adjusting sliding sleeve is always fixed, the distance between the bookshelf clapboards can be adjusted in an adaptive mode according to the size of a book, and therefore the bookshelf space can be reasonably utilized, and the bookshelf is good in practicability.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a movable bookshelf for a library according to an embodiment of the present application;

fig. 2 is a schematic diagram of a mated enlarged perspective structure of a universal wheel and a bidirectional screw in an embodiment of the present application;

FIG. 3 is a schematic side view of an embodiment of the present application;

fig. 4 is a schematic view of a part of an enlarged structure of an adapting unit according to an embodiment of the present application.

In the figure: 1. a bookshelf body; 2. a guide rod; 3. moving the sleeve; 4. a universal wheel; 5. connecting a transverse column; 6. a two-way screw rod; 7. a moving block; 8. a tilting rotating rod; 9. rotating the sleeve; 10. a control knob; 11. rotating the ball; 12. a vertical brace; 13. adjusting the sliding sleeve; 14. a bookshelf clapboard; 15. a shielding top plate; 16. a fixing bump; 17. a horizontal slide bar; 18. fixing the inserted link; 19. controlling the pulling block; 20. and a return spring.

Detailed Description

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

Examples: referring to the movable bookshelf for a library shown in fig. 1-4, the movable bookshelf comprises a bookshelf body 1 and a plurality of bookshelf partition plates 14, wherein a storage groove is formed in the bottom of the bookshelf body 1, four guide rods 2 are uniformly arranged on the inner wall of the top of the storage groove, movable sleeves 3 are sleeved on the four guide rods 2 in a sliding manner, universal wheels 4 are fixedly arranged at the bottom ends of the four movable sleeves 3, connecting transverse posts 5 are respectively arranged on the side parts, close to each other, of each two movable sleeves 3, mounting rotary holes are respectively formed in the inner walls of two sides, far away from each other, of the storage groove, a bidirectional screw rod 6 is jointly rotatably arranged in each mounting rotary hole, two movable blocks 7 are sleeved on each bidirectional screw rod 6 in a threaded manner, inclined rotary rods 8 are rotatably arranged at the bottoms of the two movable blocks 7, rotary sleeves 9 are respectively sleeved on the two connecting transverse posts 5 in a rotating manner, a control knob 10 is arranged at one end of each bidirectional screw rod 6, and an adaptive adjusting component for adjusting the position of the bookshelf partition plates 14 is arranged on the bookshelf body 1.

By means of the structure, when the control knob 10 is rotated, the bidirectional screw rod 6 is driven to rotate, the bidirectional screw rod 6 rotates to drive the moving block 7 to move, at the moment, under the common cooperation of the guide rods 2, the moving block 7 moves to drive the universal wheel 4 to move up and down through the inclined rotating rod 8, the rotating sleeve 9, the connecting transverse column 5 and the moving sleeve 3, when the universal wheel 4 moves downwards to be in contact with the ground, the bookshelf can be directly pushed to move, when the universal wheel 4 moves upwards to be separated from the ground, the bottom of the bookshelf body 1 can be directly in contact with the ground, friction force is effectively increased, the purpose of stably placing the bookshelf body 1 on the ground is achieved, the situation that the bookshelf is greatly displaced due to careless pushing to the bookshelf is effectively reduced, and the bookshelf is stable and reliable in use.

As a preferred embodiment of this embodiment, a plurality of ball rotating grooves are uniformly formed in the top of the moving block 7, the rotating balls 11 are rotatably mounted in the ball rotating grooves, and the tops of the rotating balls 11 are attached to the top inner wall of the accommodating groove. The advantage of setting like this is, can play the roll supporting role, effectively reduces to appear because of bookshelf weight is too big and the curved condition that can't use of two-way lead screw 6 takes place, and stability is good.

As a preferred implementation manner of this embodiment, the side portion of the bookshelf body 1 is provided with an avoidance groove communicated with the mounting rotation hole, and the control knob 10 is located in the avoidance groove. The advantage of this arrangement is that it effectively reduces the risk of inadvertent touching of the control knob 10 by a reader.

As a preferred implementation manner of this embodiment, the adapting adjusting assembly includes four adjusting sliding sleeves 13 symmetrically installed on two sides of the bookshelf partition 14 far away from each other, two vertical through holes are all provided on two sides of the bookshelf body 1 far away from each other, two vertical supporting rods 12 are all installed on the bottom inner walls of the two vertical through holes, the four adjusting sliding sleeves 13 are respectively and slidably sleeved on the four vertical supporting rods 12, and fixing units for fixing or loosening the adjusting sliding sleeves 13 are installed on the vertical supporting rods 12. The advantage of setting like this is, through the setting of fixed unit, can fix or loosen adjustment sliding sleeve 13, when adjustment sliding sleeve 13 is in the state of loosening, can slide adjustment sliding sleeve 13 from top to bottom and adjust the position of bookshelf baffle 14, and then realized can be according to the size of the books of putting the adaptation and adjust the interval between a plurality of bookshelf baffles 14 to can carry out rational utilization to the space of bookshelf, the practicality is better.

In this embodiment, the top of the bookshelf body 1 is detachably mounted with a shielding top plate 15. This has the advantage of facilitating an increase or decrease in the number of shelf dividers 14 depending on the actual requirements.

In this embodiment, the fixing unit includes a fixing protrusion 16 installed on the side of the bookshelf partition 14, a horizontal hole is formed on the side of the fixing protrusion 16, a horizontal slide rod 17 is slidably installed in the horizontal slide hole, two ends of the horizontal slide rod 17 are respectively provided with a fixing insert rod 18 and a control pull block 19, a plurality of fixing insertion holes are uniformly formed on the side of the vertical support rod 12, an insert rod sliding hole is formed on the side of the adjusting slide sleeve 13, the end of the fixing insert rod 18 penetrates through the insert rod sliding hole and extends into one of the fixing insertion holes, and an elastic reset element is installed on the fixing insert rod 18. The advantage of this arrangement is that when the control pull block 19 is moved, the horizontal slide rod 17 drives the fixed insert rod 18 to move into or out of the fixed insertion hole, so that the purpose of fixing or loosening the adjusting slide sleeve 13 can be achieved.

In this embodiment, the elastic restoring element includes a restoring spring 20 sleeved on the horizontal sliding rod 17, and two ends of the restoring spring 20 are respectively attached to the side portion of the fixing bump 16 and the end portion of the fixing inserting rod 18. The advantage of this arrangement is that when the control pull block 19 is released, the fixed insert rod 18 is pushed and pushed to automatically move into the fixed insertion hole under the elastic action of the return spring 20, and the adjusting sliding sleeve 13 is always fixed, so that the device is stable and firm.

The working principle of the utility model is as follows:

when the control knob 10 is rotated, the moving block 7 is driven to move through the bidirectional screw rod 6, the moving block 7 moves to drive the inclined rotating rod 8 to rotate, under the common cooperation of the guide rods 2, the inclined rotating rod 8 rotates to drive the universal wheels 4 to move up and down through the rotating sleeve 9, the connecting transverse column 5 and the moving sleeve 3, when the universal wheels 4 move downwards to be in contact with the ground, the bookshelf can be directly pushed to move, when the universal wheels 4 move upwards to be separated from the ground, the bottom of the bookshelf body 1 can be directly in contact with the ground, the friction force is effectively increased, the purpose of stably placing the bookshelf body 1 on the ground is achieved, the condition that the bookshelf is greatly displaced due to carelessly pushing the bookshelf is effectively reduced, and the bookshelf is stable and reliable in use.

When pulling to control the pull block 19, can drive fixed inserted bar 18 through horizontal slide bar 17 and shift out fixed jack, loosen adjusting slide sleeve 13, at this moment, can slide up and down adjusting slide sleeve 13 and adjust the position of bookshelf baffle 14, after adjusting to suitable position, can directly loosen to control the pull block 19, under reset spring 20's elasticity effect, can extrude the fixed inserted bar 18 of promotion and move into fixed jack voluntarily, will adjust sliding sleeve 13 and fix always, and then realized can be according to the size of books put and adapt to the interval between a plurality of bookshelf baffles 14, thereby can carry out rational utilization to the space of bookshelf, the practicality is better.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a library uses removal bookshelf, includes bookshelf body (1) and a plurality of bookshelf baffle (14), its characterized in that: the bookshelf comprises a bookshelf body (1), and is characterized in that a containing groove is formed in the bottom of the bookshelf body (1), four guide rods (2) are uniformly arranged on the inner wall of the top of the containing groove, a moving sleeve (3) is sleeved on the guide rods (2) in a sliding mode, universal wheels (4) are fixedly arranged at the bottom ends of the moving sleeve (3), every two side parts, close to each other, of the moving sleeve (3) are respectively provided with a connecting transverse column (5), mounting rotating holes are formed in the inner walls of two sides, far away from each other, of the containing groove, a bidirectional screw rod (6) is jointly rotated in the mounting rotating holes, two moving blocks (7) are sleeved on the bidirectional screw rod (6) in a threaded mode, inclined rotating rods (8) are respectively and rotatably arranged at the bottoms of the moving blocks (7), rotating sleeves (9) are respectively arranged at the bottom ends of the inclined rotating rods (8), one ends of the bidirectional screw rods (6) are respectively rotatably sleeved on two connecting transverse columns (5), control knobs (10) are respectively arranged at one ends of the bidirectional screw rods (6), and the bidirectional screw rod (1) is provided with a partition plate for adjusting the position of the bookshelf assembly.

2. A mobile bookshelf for a library according to claim 1, wherein: a plurality of ball rotating grooves are uniformly formed in the top of the moving block (7), a plurality of rotating balls (11) are rotatably installed in the ball rotating grooves, and the tops of the rotating balls (11) are attached to the inner wall of the top of the storage groove.

3. A mobile bookshelf for a library according to claim 1, wherein: the lateral part of bookshelf body (1) offered with the dodge the groove that the installation changes the hole and be linked together, control knob (10) are located dodge the inslot.

4. A mobile bookshelf for a library according to claim 1, wherein: the adaptation adjusting assembly comprises four adjusting sliding sleeves (13) symmetrically arranged on two sides of the bookshelf partition plate (14) which are far away from each other, vertical through holes are formed in two sides of the bookshelf body (1) which are far away from each other, two vertical supporting rods (12) are arranged on the inner walls of the bottoms of the vertical through holes, the four adjusting sliding sleeves (13) are respectively and slidably sleeved on the four vertical supporting rods (12), and fixing units used for fixing or loosening the adjusting sliding sleeves (13) are arranged on the vertical supporting rods (12).

5. A mobile bookshelf for a library according to claim 4, wherein: the top of the bookshelf body (1) is detachably provided with a shielding top plate (15).

6. A mobile bookshelf for a library according to claim 4, wherein: the fixing unit comprises fixing convex blocks (16) arranged on the side parts of the bookshelf partition plates (14), horizontal holes are formed in the side parts of the fixing convex blocks (16), horizontal sliding rods (17) are slidably arranged in the horizontal sliding holes, fixed inserting rods (18) and control pulling blocks (19) are respectively arranged at two ends of each horizontal sliding rod (17), a plurality of fixing inserting holes are uniformly formed in the side parts of the vertical supporting rods (12), inserting rod sliding holes are formed in the side parts of the adjusting sliding sleeves (13), and the end parts of the fixing inserting rods (18) penetrate through the inserting rod sliding holes and extend into one of the fixing inserting holes, and elastic reset elements are arranged on the fixing inserting rods (18).

7. A mobile bookshelf for a library according to claim 6, wherein: the elastic reset element comprises a reset spring (20) sleeved on the horizontal sliding rod (17), and two ends of the reset spring (20) are respectively attached to the side part of the fixing lug (16) and the end part of the fixing inserting rod (18).