CN220937214U - Portable reading bookshelf - Google Patents

Abstract

The utility model relates to the technical field of reading bookshelves and provides a portable reading bookshelf, which comprises a bearing plate, wherein the top of the bearing plate is fixedly connected with a hollow rod, the inner surfaces of the hollow rod are fixedly connected with four connecting plates, the inner sides of the four connecting plates are fixedly connected with an internal thread sleeve, the inner surface of the internal thread sleeve is in threaded connection with a threaded rod, the top of the threaded rod is fixedly connected with a driven bevel gear, the outer surface of the hollow rod is movably sleeved with a lifting shell, the inner surface of the lifting shell is fixedly connected with a fixed plate, the inner part of the fixed plate is rotatably connected with the outer surface of the threaded rod, and the inner part of the lifting shell is rotatably connected with an output rod and extends out of one end. The device is provided with the book shelf height adjusting structure, can randomly adjust the book placing height, is suitable for people with different heights, prevents sitting postures of the people from being influenced, is beneficial to healthy reading postures, and is suitable for long-term use.

Description

Portable reading bookshelf

Technical Field

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

Background

At present, many people keep the habit of reading books, a proper book is selected for reading and learning after leisure, and when the books are read, in order to support the books conveniently, the hands of people are liberated, and a special reading bookshelf is usually adopted for supporting the books.

But in the prior art, for example, chinese bulletin numbers: CN210227323U, "a portable reading bookshelf", a portable reading bookshelf, including book supporting plate and support frame, the book supporting plate back is provided with the bearing, book supporting plate passes through bearing and support frame hinged joint, support frame bottom hinged joint has rotatory backup pad, be provided with the skid resistant course on the lower surface of rotatory backup pad. According to the utility model, through the arrangement of the rotary supporting plate and the anti-slip layer, the contact area of the supporting frame and the tabletop is obviously increased in the use state, the stability of the supporting structure is improved, meanwhile, the friction coefficient of the bottom of the rotary supporting plate is increased by the anti-slip layer, the friction force of the bottom of the rotary supporting plate and the placing surface is increased in the use state, the supporting frame is prevented from moving relative to the tabletop, the stress born by the hinged end of the supporting frame and the book supporting plate is further reduced, the angle between the supporting frame and the book supporting plate is convenient for a user to adjust, the abrasion generated by the hinged end after long-time use is greatly reduced, and the service life of the bookshelf is prolonged.

But this device does not set up book rest height-adjusting structure, can not adjust books at will and place the height, is not applicable to the crowd of different heights and uses, leads to using crowd's position of sitting to receive the influence, is unfavorable for healthy reading gesture, and the device is not applicable to long-term use, and the device does not set up books centering adduction structure, can not be fixed with the books of equidimension centering, leads to books to place unstable, and viewing angle is restricted, influences the reader and reads experience.

Disclosure of utility model

The utility model aims to solve the problems that in the prior art, a device is not provided with a book shelf height adjusting structure, the book placement height cannot be adjusted randomly, the device is not suitable for people with different heights, the sitting postures of the people are affected, the healthy reading posture is not benefited, the device is not suitable for long-term use, the device is not provided with a book centering adduction structure, books with different sizes cannot be centered and fixed, the book placement is unstable, the viewing angle is limited, and the reading experience of readers is affected.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a portable reading bookshelf, includes the bearing plate, the top fixedly connected with hollow pole of bearing plate, the equal fixedly connected with four connecting plates of internal surface of hollow pole, four the inboard fixedly connected with internal thread cover of connecting plate, the internal surface threaded connection of internal thread cover has the threaded rod, the top fixedly connected with driven bevel gear of threaded rod, the surface activity of hollow pole has cup jointed the lift shell, the internal surface fixedly connected with fixed plate of lift shell, the inside rotation of fixed plate is connected at the surface of threaded rod, the inside rotation of lift shell is connected with the output pole and extends one end, the external surface fixed sleeve of output pole has been connected with drive bevel gear, drive bevel gear's surface meshing is connected at driven bevel gear's surface, the one end fixedly connected with knob that the output pole extends.

As a preferred implementation mode, the top of lift shell fixedly connected with first axle piece, the surface of first axle piece rotates and is connected with the second axle piece, one side fixedly connected with of second axle piece places the board.

As a preferred implementation mode, two limiting rods are movably embedded in the placing plate, and one ends of the two limiting rods are fixedly connected with a clamping plate.

As a preferred implementation mode, one end of the limiting rod, which is far away from the clamping plate, is fixedly connected with a stress plate, and the outer surface of the limiting rod is movably sleeved with a spring.

As a preferred embodiment, the end of the spring away from the force-bearing plate is arranged on the side of the placing plate, and the end of the spring away from the placing plate is arranged on the side of the force-bearing plate.

As a preferable implementation mode, one side of the placing plate, which is close to the second shaft block, is rotationally connected with a synchronizing rod, and two ends of the synchronizing rod are rotationally connected with two connecting rods.

As a preferred embodiment, an adduction plate is rotatably connected to one end of the connecting rod away from the synchronizing rod.

As a preferred implementation mode, the outer surface of the adduction plate is movably sleeved with a limiting shell, and one side of the limiting shell is fixedly connected with the outer surface of the placing plate.

Compared with the prior art, the utility model has the advantages and positive effects that:

1. The device is provided with the book shelf height adjusting structure, can randomly adjust the book placing height, is suitable for people with different heights, prevents sitting postures of the people from being influenced, is beneficial to healthy reading postures, and is suitable for long-term use.

2. According to the device, the book centering adduction structure is arranged, books with different sizes can be centered and fixed, so that the books are placed more stably, the viewing angle is not limited, and the reading experience of readers is not affected.

Drawings

Fig. 1 is a schematic perspective view of a portable reading bookshelf according to the present utility model;

FIG. 2 is a schematic view of the back structure of a portable reading bookshelf according to the present utility model;

FIG. 3 is a schematic side view of a portable reading stand according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a hollow rod and lifting case of a portable reading bookshelf according to the present utility model;

fig. 5 is an enlarged schematic view of structure of a portable reading bookshelf shown in fig. 4.

Legend description:

1. A pressure bearing plate; 2. a hollow rod; 3. a connecting plate; 4. an internal thread sleeve; 5. a threaded rod; 6. a driven bevel gear; 7. lifting the shell; 8. a fixing plate; 9. an output lever; 10. a drive bevel gear; 11. a knob; 12. a first shaft block; 13. a second shaft block; 14. placing a plate; 15. a limit rod; 16. a clamping plate; 17. a force-bearing plate; 18. a spring; 19. a synchronizing lever; 20. a connecting rod; 21. an adduction plate; 22. and a limiting shell.

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.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a portable reading bookshelf, including bearing plate 1, the top fixedly connected with hollow pole 2 of bearing plate 1, the equal fixedly connected with four connecting plates 3 of internal surface of hollow pole 2, the inboard fixedly connected with internal thread cover 4 of four connecting plates 3, the internal surface threaded connection of internal thread cover 4 has threaded rod 5, the top fixedly connected with driven bevel gear 6 of threaded rod 5, the surface activity of hollow pole 2 has cup jointed lifting shell 7, lifting shell 7's internal surface fixedly connected with fixed plate 8, the inside rotation of fixed plate 8 is connected at threaded rod 5's surface, lifting shell 7's inside rotation is connected with output rod 9 and extends one end, output rod 9's external surface fixed cup joint drive bevel gear 10, drive bevel gear 10's surface meshing is connected at driven bevel gear 6's surface, output rod 9's one end fixedly connected with knob 11 extends, under the effect of rotatory screw thread to internal thread cover 4 and fixed plate 8 under the fixed action to threaded rod 5, lifting shell 7 can follow hollow pole 2 orientation height adjustment.

As shown in fig. 1-5, the top of the lifting shell 7 is fixedly connected with a first shaft block 12, the outer surface of the first shaft block 12 is rotationally connected with a second shaft block 13, one side of the second shaft block 13 is fixedly connected with a placing plate 14, and the placing plate 14 is connected with the lifting shell 7 through the first shaft block 12 and the second shaft block 13, so that the placing angle of a book can be adjusted at will, and readers can read more conveniently.

As shown in fig. 1-5, two limiting rods 15 are movably embedded in the placing plate 14, one ends of the two limiting rods 15 are fixedly connected with a clamping plate 16, and the clamping plate 16 can move along with the limiting rods 15 to generate pressure on books in the placing plate.

As shown in fig. 1-5, a stress plate 17 is fixedly connected to one end of the limiting rod 15 away from the clamping plate 16, a spring 18 is movably sleeved on the outer surface of the limiting rod 15, and the spring 18 can exert elastic force between the stress plate 17 and the placing plate 14.

As shown in fig. 1-5, one end of the spring 18 away from the force-bearing plate 17 is disposed on one side of the placement plate 14, one end of the spring 18 away from the placement plate 14 is disposed on one side of the force-bearing plate 17, the limit rod 15 and the force-bearing plate 17 can be pulled outwards under the elastic action of the spring 18, and the book in the holding plate 16 can be held and flattened under the force of the holding plate 16.

As shown in fig. 1-5, one side of the placing plate 14, which is close to the second shaft block 13, is rotatably connected with a synchronizing rod 19, two ends of the synchronizing rod 19 are rotatably connected with two connecting rods 20, and the synchronizing rod 19 drives the two connecting rods 20 to move simultaneously.

As shown in fig. 1 to 5, an inner folding plate 21 is rotatably connected to one end of the connecting rod 20 away from the synchronizing rod 19, and the inner folding plate 21 fixes the outer side of the spread book.

As shown in fig. 1-5, the outer surface of the adduction plate 21 is movably sleeved with a limiting shell 22, one side of the limiting shell 22 is fixedly connected to the outer surface of the placing plate 14, and the limiting shell 22 sleeved on the outer surface of the adduction plate 21 enables the adduction plate 21 to move more stably.

Working principle: firstly, place bearing plate 1 and top structure in suitable position, then rotatory knob 11, let output rod 9 rotate in lifting shell 7 inside, synchronous rotation's initiative bevel gear 10 can drive driven bevel gear 6 and threaded rod 5 under the effect of meshing and rotate, under the effect of rotatory screw thread to internal thread cover 4 and fixed plate 8 to threaded rod 5's fixed action, lifting shell 7 can be along hollow rod 2 direction high regulation from top to bottom, wherein internal thread cover 4 is fixed in hollow rod 2 inside through four connecting plates 3, can adjust books at will and place the height, be applicable to the crowd of different heights and use, make user's crowd position of sitting can not receive the influence, be favorable to healthy reading gesture, be applicable to long-term use, pull out grip block 16 and place books between grip block 16 and place board 14 after the altitude mixture control is accomplished, can outwards draw stop lever 15 and atress board 17 under the elastic action of spring 18, grip block 16 atress can carry out the centre gripping with inside books, then the book 21 of pulling one side is fixed to the outside of opening books, because two receipts board 21 are connected at the inner book 21 and can not receive the influence the side of the fixed plate 21 in the same size of the hollow rod 2, the inside diameter of the hollow rod 2, can not receive the side 21 can not receive the side of the fixed plate to make the inside the book 21, the reader can be more stable in the size of the two side of the fixed plate is received at the same time of the fixed plate, and can not receive the side of the fixed plate is more stable, the reader can be more stable, and can be placed at the outside can be realized, and can be more stable and can be used by the fixed, and can be used to the reader, the reader can be realized, and can be more stand and can be moved, the outside and can be realized, the reader and can be more can be moved and can be the side and can be the position and can be moved and 13.

The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.

Claims (8)

1. The utility model provides a portable reading bookshelf, its characterized in that, includes bearing plate (1), the top fixedly connected with hollow pole (2) of bearing plate (1), the inside surface of hollow pole (2) is four connecting plates (3) all fixedly connected with, four the inboard fixedly connected with internal thread cover (4) of connecting plate (3), the inside surface threaded connection of internal thread cover (4) has threaded rod (5), the top fixedly connected with driven bevel gear (6) of threaded rod (5), the surface activity of hollow pole (2) has cup jointed lifting shell (7), the inside surface fixedly connected with fixed plate (8) of lifting shell (7), the inside rotation of fixed plate (8) is connected at the surface of threaded rod (5), the inside rotation of lifting shell (7) is connected with output pole (9) and extends one end, the surface fixed connection of output pole (9) has cup jointed driving bevel gear (10), the surface meshing of driving bevel gear (10) is connected at the surface of driven bevel gear (6), the one end fixedly connected with knob (11) that output pole (9) extends.

2. A portable reading stand according to claim 1, wherein: the top fixedly connected with first axle piece (12) of lift shell (7), the surface of first axle piece (12) rotates and is connected with second axle piece (13), one side fixedly connected with of second axle piece (13) places board (14).

3. A portable reading stand according to claim 2, wherein: two limiting rods (15) are movably embedded in the placing plate (14), and one ends of the two limiting rods (15) are fixedly connected with a clamping plate (16).

4. A portable reading stand according to claim 3, wherein: one end of the limiting rod (15) far away from the clamping plate (16) is fixedly connected with a stress plate (17), and a spring (18) is movably sleeved on the outer surface of the limiting rod (15).

5. A portable reading stand according to claim 4, wherein: one end of the spring (18) far away from the stress plate (17) is arranged on one side of the placing plate (14), and one end of the spring (18) far away from the placing plate (14) is arranged on one side of the stress plate (17).

6. A portable reading stand according to claim 5, wherein: one side of the placing plate (14) close to the second shaft block (13) is rotationally connected with a synchronizing rod (19), and two ends of the synchronizing rod (19) are rotationally connected with two connecting rods (20).

7. A portable reading stand according to claim 6, wherein: one end of the connecting rod (20) far away from the synchronizing rod (19) is rotatably connected with an adduction plate (21).

8. A portable reading stand according to claim 7, wherein: the outer surface of the adduction plate (21) is movably sleeved with a limiting shell (22), and one side of the limiting shell (22) is fixedly connected with the outer surface of the placing plate (14).