CN212787919U

CN212787919U - Folding desktop bookshelf with adjusting mechanism

Info

Publication number: CN212787919U
Application number: CN202021127610.5U
Authority: CN
Inventors: 苏晓霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-03-26
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to the technical field of folding bookshelves, in particular to a folding desktop bookshelf with an adjusting mechanism, which comprises a first placing plate and a second placing plate, wherein the inner side of the rear side of the first placing plate is rotationally connected with a first connecting shaft, the outer sides of the left and right ends of the first connecting shaft are fixedly connected with a stand column, the inner side of the first placing plate is slidably connected with a slide seat, the slide seat is fixedly connected with a spring towards one end of the stand column, the outer side of the first connecting pin is rotationally connected with a clamping plate, the outer side of the left side of the first connecting shaft is fixedly connected with a ratchet wheel, the outer side of the second connecting pin is rotationally connected with a clamping strip, the left and right ends of the front side of the first placing plate are hinged with a connecting rod, the top end of the connecting rod is hinged with the second placing plate, the utility model is unfolded when in use, and is folded when needing to be, preventing the book from toppling over.

Description

Folding desktop bookshelf with adjusting mechanism

Technical Field

The utility model relates to a folding bookshelf technical field specifically is a folding desktop bookshelf with adjustment mechanism.

Background

The bookshelf is a special book placing appliance for people, more and more people like reading to enrich themselves along with pursuit of people to the spirit world, and as the books are purchased, the bookshelf is required to be used for storage and arrangement of the books, but the bookshelf is limited by the size of the home environment, a floor type bookshelf like a library is not required, people need to have a desktop bookshelf, the application of the desktop bookshelf is wider, and therefore the demand for a folding desktop bookshelf with an adjusting mechanism is increasing.

Current desktop bookshelf can not fold, and is inconvenient accomodate the bookshelf when idle, occupies home space, and current desktop bookshelf does not have books clamping device simultaneously, when books are not enough, takes place the phenomenon that books topple over easily, makes the bookshelf look mixed and disorderly, does not have the orderliness, consequently, provides a foldable desktop bookshelf with adjustment mechanism to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a foldable desktop bookshelf with adjustment mechanism to solve the problem of proposing among the above-mentioned background art.

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

a folding desktop bookshelf with an adjusting mechanism comprises a first placing plate and a second placing plate, wherein a supporting leg is fixedly connected to the bottom end of the first placing plate, a first connecting shaft is rotatably connected to the inner side of the rear side of the first placing plate, stand columns are fixedly connected to the outer sides of the left end and the right end of the first connecting shaft, a sliding seat is slidably connected to the inner side of the first placing plate, a sliding rail is slidably connected to the inner side of the sliding seat and is fixedly connected with the first placing plate, a spring is fixedly connected to the sliding seat towards one end of the stand column, the other end of the spring is fixedly connected with the first placing plate, a first connecting pin is fixedly connected to the inner side of the upper side of the sliding seat, a clamping plate is rotatably connected to the outer side of the first connecting pin, a ratchet wheel is fixedly connected to the outer side of the left side of the first connecting shaft, a hinged support is fixedly connected, the utility model discloses a board, including second connecting pin, card strip, first board front side, connecting rod top hinged joint, second connecting pin outside is rotated and is connected with the card strip, card strip lower extreme fixedly connected with extension spring to the extension spring other end and the first board fixed connection of placing, both ends all are provided with the dog about the first board of placing, the first board front side of placing is controlled both ends and is had the connecting rod, connecting rod top hinged joint has the second to place the board, the second is placed board rear side inboard and is rotated and be connected with the second connecting axle to second connecting axle and stand fixed.

Preferably, the inner side of the bottom end of the supporting foot is in threaded connection with an adjusting bolt.

Preferably, the first placing plate and the second placing plate are parallel to each other, and the connecting rod and the upright are parallel to each other.

Preferably, the rear end of the upright post is fixedly connected with a baffle.

Preferably, when the connecting rod is in a vertical state, the rear end of the connecting rod is in contact with the front end of the stop block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through ratchet, card strip, extension spring, dog and the splint that set up, during the use, through card strip and spring to the block of ratchet, make the stand can only upwards lift to being blocked by the dog and keeping vertical state, being convenient for place books, folding earlier four splint to middle folding, through pressing card strip front side top, removing the locking of card strip to the ratchet, down closed with the stand, folding, it is little to occupy the home space after folding.

2. The utility model discloses in, through spring, slide rail, slide and the splint that set up, elasticity through the spring promotes splint, and the shape of splint lower part makes splint can only follow vertical state and rotates to the centre, when guaranteeing to fold, can carry out the effective centre gripping to books, avoids books to take place to empty.

Drawings

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

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a left side view of the structure of the present invention;

fig. 4 is a schematic structural diagram of the point B in fig. 3 according to the present invention.

In the figure: the device comprises 1-supporting feet, 2-first placing plates, 3-sliding rails, 4-hinged supports, 5-clamping strips, 6-baffle plates, 7-clamping plates, 8-second connecting shafts, 9-second placing plates, 10-upright columns, 11-first connecting shafts, 12-sliding seats, 13-springs, 14-stop blocks, 15-connecting rods, 16-ratchet wheels, 17-first connecting pins, 18-second connecting pins, 19-tension springs and 20-adjusting bolts.

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.

Referring to fig. 1-4, the present invention provides a technical solution:

a folding desktop bookshelf with an adjusting mechanism comprises a first placing plate 2 and a second placing plate 9, wherein the bottom end of the first placing plate 2 is fixedly connected with a supporting leg 1, the inner side of the rear side of the first placing plate 2 is rotatably connected with a first connecting shaft 11, the outer sides of the left and right ends of the first connecting shaft 11 are fixedly connected with upright posts 10, the inner side of the first placing plate 2 is slidably connected with a slide seat 12, the inner side of the slide seat 12 is slidably connected with a slide rail 3, the slide rail 3 is fixedly connected with the first placing plate 2, one end of the slide seat 12, which faces to the upright posts 10, is fixedly connected with a spring 13, the other end of the spring 13 is fixedly connected with the first placing plate 2, the inner side of the upper side of the slide seat 12 is fixedly connected with a first connecting pin 17, the outer side of the first connecting pin 17 is rotatably connected with a clamping plate 7, the outer side of, the inboard fixedly connected with second connecting pin 18 of hinged-support 4, the 18 outsides of second connecting pin are rotated and are connected with card strip 5, card strip 5 lower extreme fixedly connected with extension spring 19, and the extension spring 19 other end and the first 2 fixed connections of placing the board, first place board 2 about both ends all be provided with dog 14, first place board 2 front side about both ends equal hinged joint have connecting rod 15, connecting rod 15 top hinged joint has the second to place board 9, the second is placed board 9 rear side inboard and is rotated and be connected with second connecting axle 8, and second connecting axle 8 and stand 10 fixed connection.

The bottom end inner side of the supporting leg 1 is in threaded connection with an adjusting bolt 20, the first level of placing the plate 2 and the second level of placing the plate 9 can be adjusted by adjusting the adjusting bolt 20, the first plate 2 and the second plate 9 are placed in parallel, the connecting rod 15 and the upright post 10 are parallel, a parallelogram structure is formed, when the upright post 15 is lifted, the second plate 9 is placed in horizontal lifting, the rear end of the upright post 10 is fixedly connected with a baffle 6, books are prevented from falling off from a bookshelf, when the connecting rod 15 is in a vertical state, the rear end of the connecting rod 15 is in contact with the front end of the stop block 14, the connecting rod 15 is positioned, and the connecting rod 15 is ensured to be.

The working process is as follows: when the utility model is placed on a desk and used for the first time, the utility model is in a folding state, the upright post 10 is in a horizontal state, the upright post 10 is lifted upwards until the connecting rod 15 is blocked by the block 14, meanwhile, the second placing plate 9 is also lifted upwards under the pushing of the connecting rod 15, the rear end of the clamping strip 5 is clamped with the ratchet wheel 16 under the pulling force of the tension spring 19, the upright post 10 is kept in a vertical state, the clamping plate 7 is pulled upwards, the two clamping plates 7 are attached together under the elastic force of the spring 13, the adjusting bolts 20 under the four supporting legs 1 are respectively adjusted, the first placing plate 2 is adjusted to a stable horizontal state, books are placed between the two clamping plates 7 of the first placing plate 2 or the second placing plate 9, the books are clamped towards the middle under the elastic force of the spring 13, the upright books are kept, when the bookshelf is folded and stored, the clamping plates 7 are firstly rotated towards the middle to ensure that the clamping plates 7 are in a horizontal, the top end of the front side of the clamping strip 5 is pressed, the clamping of the clamping strip 5 on the ratchet wheel 16 is released, the upright post 10 is rotated downwards to be in a horizontal state, the bookshelf is folded, and the bookshelf only occupies a small space after being folded, so that the bookshelf is convenient to store and transport.

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

Claims

1. A folding desktop bookshelf with an adjusting mechanism comprises a first placing plate (2) and a second placing plate (9), and is characterized in that: the bottom end of the first placing plate (2) is fixedly connected with a supporting leg (1), the inner side of the rear side of the first placing plate (2) is rotatably connected with a first connecting shaft (11), the outer sides of the left end and the right end of the first connecting shaft (11) are fixedly connected with a stand column (10), the inner side of the first placing plate (2) is slidably connected with a sliding seat (12), the inner side of the sliding seat (12) is slidably connected with a sliding rail (3), the sliding rail (3) is fixedly connected with the first placing plate (2), one end of the sliding seat (12) facing the stand column (10) is fixedly connected with a spring (13), the other end of the spring (13) is fixedly connected with the first placing plate (2), the inner side of the sliding seat (12) is fixedly connected with a first connecting pin (17), the outer side of the first connecting pin (17) is rotatably connected with a clamping plate (7), and the outer side of the first, first place board (2) rear side top fixedly connected with hinged-support (4), hinged-support (4) inboard fixedly connected with second connecting pin (18), second connecting pin (18) outside is rotated and is connected with card strip (5), card strip (5) lower extreme fixedly connected with extension spring (19) to extension spring (19) other end and first place board (2) fixed connection, first place board (2) about both ends all be provided with dog (14), first place board (2) front side about both ends equal hinged joint have connecting rod (15), connecting rod (15) top hinged joint has the second to place board (9), the second is placed board (9) rear side inboard and is rotated and be connected with second connecting axle (8) to second connecting axle (8) and stand (10) fixed connection.

2. A folding desktop bookshelf according to claim 1 and further comprising: the inner side of the bottom end of the supporting leg (1) is in threaded connection with an adjusting bolt (20).

3. A folding desktop bookshelf according to claim 1 and further comprising: the first placing plate (2) and the second placing plate (9) are parallel to each other, and the connecting rod (15) and the upright post (10) are parallel to each other.

4. A folding desktop bookshelf according to claim 1 and further comprising: the rear end of the upright post (10) is fixedly connected with a baffle (6).

5. A folding desktop bookshelf according to claim 1 and further comprising: when the connecting rod (15) is in a vertical state, the rear end of the connecting rod (15) is in contact with the front end of the stop block (14).