CN221059918U

CN221059918U - A bookshelf

Info

Publication number: CN221059918U
Application number: CN202322705135.5U
Authority: CN
Inventors: 易海玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-10-09
Filing date: 2023-10-09
Publication date: 2024-06-04
Anticipated expiration: 2033-10-09

Abstract

The utility model relates to the technical field of bookshelves and discloses a bookshelf, which comprises a sleeve rod, wherein a connecting column is fixedly connected to the surface of the sleeve rod, a fixed box for accommodating and placing is arranged at one end of the connecting column, movable rods are connected to two sides of the fixed box in a sliding manner, springs for stretching under stress are arranged at one end of the movable rods, rubber columns are sleeved in the springs, extension rods are inserted in the sleeve rod, protruding sheets are fixedly connected to the tops of the extension rods, rotating shaft blocks are inserted in the protruding sheets, and supporting blocks are fixedly connected to one sides of the rotating shaft blocks. According to the bookshelf, through the arrangement of the sleeve rod, the connecting column, the fixed box, the movable rod, the springs, the rubber columns and the extension rods, the movable rods on two sides of the sleeve rod are pulled outwards, the springs are stretched, the movable rods are separated from the through holes on two sides of the extension rods, the extension rods are pulled upwards to a proper height, and finally the through holes on two sides of the extension rods are clamped by the movable rods to be fixed.

Description

Bookshelf

Technical Field

The utility model relates to the technical field of bookshelves, in particular to a bookshelf.

Background

At present, in the junior middle school Chinese teaching process, the mr in most areas still adopts traditional blackboard writing to carry out teaching, and in writing process, the mr needs left hand to lift the book, and right hand writes, when needs modification, still need take the blackboard eraser again, inconvenient operation, long-time holding books, mr can increase cervical spondylosis, scapulohumeral periarthritis's sick risk, influences the teaching quality.

At present, the bookshelf on the market has the following defects:

(1) The bookshelf generally adopts a folding type heightening structure, so that the heightening degree is difficult to reach the head-up angle of a user during use, and the use field Jing Shouxian of the bookshelf is caused;

(2) The bookshelf often lacks the structure of centre gripping books for books textbook material is difficult to keep fixed state on the bookshelf, causes books textbook material to receive the environment easily and turn over the page, consequently, has proposed a bookshelf.

Disclosure of utility model

(One) solving the technical problems

The utility model solves the technical problems of providing the bookshelf which has higher practicability and simpler structure through simple operation, and solves the problems that the use field Jing Shouxian of the bookshelf and book teaching materials are not easy to keep a fixed state on the bookshelf and the book teaching materials are easy to be influenced by environment to turn pages because the heightening degree is difficult to reach the head-up angle of a user in the prior art.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a bookshelf, includes the sleeve pole, the fixed surface connection of sleeve pole has the spliced pole, the one end of spliced pole is provided with the fixed box that is used for accomodating the arrangement, the both sides sliding connection of fixed box has the movable rod, the one end of movable rod is provided with the spring that is used for the atress to stretch out and draw back, the rubber column has been cup jointed to the inside of spring, peg graft in the inside of sleeve pole has the extension rod, the top fixedly connected with protruding piece of extension rod, peg graft in the inside of protruding piece has the pivot piece, one side fixedly connected with supporting shoe of pivot piece, the one end of supporting shoe has the bearing plate through bolt fixed mounting, one side of bearing plate has the two-way threaded rod through threaded connection.

Optionally, the anti-skidding sleeve has been cup jointed to the one end of two-way threaded rod, the surface threaded connection of two-way threaded rod has the gangbar, and the gangbar can spacing post stable sliding motion.

Optionally, the surface of gangbar is provided with the spacing post that is used for spacing gliding, the top fixedly connected with splint of spacing post, splint can make books teaching material obtain the centre gripping fixed.

Optionally, peg graft in the bottom of sleeve pole has the go-between, one side fixedly connected with base platform of go-between, the bottom of base platform is provided with the gasket that is used for skid-proof, and the gasket can make base platform increase area of contact skid-proof.

Optionally, the through holes matched with the movable rod are formed in two sides of the extension rod, the number of the through holes is eight, and the movable rod can be inserted into the through holes to fix the position.

Optionally, the screw hole with bolt looks adaptation has been seted up on the surface of bearing plate, the quantity of screw hole is four, and the screw hole can make the bolt fix bearing plate and supporting shoe.

(III) beneficial effects

The utility model provides a bookshelf, which has the following beneficial effects:

1. This bookshelf, through sleeve pole, spliced pole, fixed box, movable rod, spring, rubber post and extension pole's setting, when needs height-adjusting, outwards stimulate the movable rod of sleeve pole both sides, the spring receives the extension simultaneously to the movable rod breaks away from the through-hole of extension pole both sides, upwards pulls the extension pole again to suitable height, unclamping the movable rod at last blocks the through-hole of extension pole both sides fixed can, has played the effect that can convenient height-adjusting, has strengthened bookshelf's flexibility.

2. According to the bookshelf, through the arrangement of the bearing plate, the bidirectional threaded rod, the anti-slip sleeve, the linkage rod, the limiting column and the clamping plate, the anti-slip sleeve on one side of the bearing plate is rotated at first to drive the bidirectional threaded rod to rotate, so that the linkage rod is linked with the limiting column to slide on the surface of the bearing plate, and finally the clamping plate is contracted until the book teaching material is thoroughly clamped, the bidirectional threaded rod can be stopped rotating, the effect of convenient adjustment and fixation is achieved, and the adjustability of the bookshelf is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a rotating shaft block structure according to the present utility model;

FIG. 3 is a schematic view of a movable rod structure according to the present utility model;

Fig. 4 is a schematic view of the structure of the clamping plate of the present utility model.

In the figure: 1. a sleeve rod; 2. a connecting column; 3. a fixed box; 4. a movable rod; 5. a spring; 6. a rubber column; 7. an extension rod; 8. a protruding piece; 9. a rotating shaft block; 10. a support block; 11. a bearing plate; 12. a two-way threaded rod; 13. an anti-slip sleeve; 14. a linkage rod; 15. a limit column; 16. a clamping plate; 17. a connecting ring; 18. a base table; 19. a gasket.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. 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.

Referring to fig. 1 to 4, the present utility model provides a technical solution: a bookshelf comprises a sleeve rod 1, through the arrangement of the sleeve rod 1, a connecting column 2, a fixed box 3, a movable rod 4, a spring 5, a rubber column 6 and an extension rod 7, when the height is required to be adjusted, the movable rod 4 at two sides of the sleeve rod 1 is pulled outwards, the spring 5 is stretched at the same time, the movable rod 4 is separated from through holes at two sides of the extension rod 7, the extension rod 7 is pulled upwards to a proper height, finally the through holes at two sides of the extension rod 7 are clamped by the movable rod 4 to be fixed, the effect of conveniently adjusting the height is achieved, the flexibility of the bookshelf is enhanced, the surface of the sleeve rod 1 is fixedly connected with the connecting column 2, one end of the connecting column 2 is provided with a fixed box 3 for accommodating and arranging, two sides of the fixed box 3 are connected with the movable rod 4 in a sliding manner, one end of the movable rod 4 is provided with the spring 5 for stretching under stress, the rubber column 6 is sleeved inside the spring 5, the inside of the sleeve rod 1 is inserted with an extension rod 7, the top of the extension rod 7 is fixedly connected with a bulge sheet 8, the inside of the bulge sheet 8 is inserted with a rotating shaft block 9, one side of the rotating shaft block 9 is fixedly connected with a supporting block 10, one end of the supporting block 10 is fixedly provided with a bearing plate 11 through a bolt, one side of the bearing plate 11 is connected with a bidirectional threaded rod 12 through a thread, the anti-slip sleeve 13 on one side of the bearing plate 11 is firstly rotated to drive the bidirectional threaded rod 12 to rotate through the arrangement of the bearing plate 11, the bidirectional threaded rod 12, a limit post 15 and a clamping plate 16, the linkage rod 14 is linked to slide on the surface of the bearing plate 11, finally the clamping plate 16 is contracted until the book teaching material is thoroughly clamped, the bidirectional threaded rod 12 can be stopped rotating, the effect of conveniently adjusting and fixing is achieved, the adjustability of the bookshelf is improved;

One end of the bidirectional threaded rod 12 is sleeved with an anti-slip sleeve 13, the surface of the bidirectional threaded rod 12 is in threaded connection with a linkage rod 14, and the linkage rod 14 can limit the stable sliding movement of the column 15;

The surface of the linkage rod 14 is provided with a limiting column 15 for limiting sliding, the top of the limiting column 15 is fixedly connected with a clamping plate 16, and the clamping plate 16 can clamp and fix book teaching materials;

The bottom of the sleeve rod 1 is inserted with a connecting ring 17, one side of the connecting ring 17 is fixedly connected with a base table 18, the bottom of the base table 18 is provided with a gasket 19 for skid resistance, and the gasket 19 can enable the base table 18 to enlarge the contact area and skid resistance;

Two sides of the extension rod 7 are provided with eight through holes matched with the movable rod 4, and the movable rod 4 can be inserted into the fixed positions through the eight through holes;

The surface of bearing plate 11 has offered the screw hole with bolt looks adaptation, and the quantity of screw hole is four, and the screw hole can make the bolt fix bearing plate 11 and supporting shoe 10.

In the utility model, the working steps of the device are as follows:

A first step of: firstly, the movable rods 4 at the two sides of the sleeve rod 1 are pulled outwards, meanwhile, the springs 5 are stretched, so that the movable rods 4 are separated from through holes at the two sides of the extension rod 7, the extension rod 7 is pulled upwards to a proper height, and finally, the through holes at the two sides of the extension rod 7 are clamped by loosening the movable rods 4 to be fixed;

And a second step of: firstly, the anti-slip sleeve 13 on one side of the bearing plate 11 rotates to drive the bidirectional threaded rod 12 to rotate, so that the linkage rod 14 is linked with the limit post 15 to slide on the surface of the bearing plate 11, and finally the clamping plate 16 is contracted until the book teaching material is thoroughly clamped, and the bidirectional threaded rod 12 can be stopped rotating.

It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;

The standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Bookshelf, comprising a sleeve rod (1), characterized in that: the utility model discloses a sleeve rod, including sleeve rod (1), fixed box (3), fixed box (7), sleeve rod (1), rubber post (6) have been cup jointed in the inside of spring (5), the inside grafting of sleeve rod (1) has extension rod (7), the top fixedly connected with protruding piece (8), the inside grafting of protruding piece (8) has pivot piece (9), one side fixedly connected with supporting shoe (10) of pivot piece (9), one end of supporting shoe (10) has bearing plate (11) through bolt fixed mounting, one side of bearing plate (11) has bidirectional threaded rod (12) through threaded connection.

2. A bookshelf as claimed in claim 1, wherein: one end of the bidirectional threaded rod (12) is sleeved with an anti-slip sleeve (13), and the surface of the bidirectional threaded rod (12) is in threaded connection with a linkage rod (14).

3. A bookshelf as claimed in claim 2, wherein: the surface of gangbar (14) is provided with spacing post (15) that are used for spacing slip, the top fixedly connected with splint (16) of spacing post (15).

4. A bookshelf as claimed in claim 1, wherein: the anti-skid sleeve is characterized in that a connecting ring (17) is inserted into the bottom of the sleeve rod (1), a base table (18) is fixedly connected to one side of the connecting ring (17), and a gasket (19) for skid prevention is arranged at the bottom of the base table (18).

5. A bookshelf as claimed in claim 1, wherein: through holes matched with the movable rods (4) are formed in two sides of the extension rods (7), and the number of the through holes is eight.

6. A bookshelf as claimed in claim 1, wherein: screw holes matched with the bolts are formed in the surface of the bearing plate (11), and the number of the screw holes is four.