CN216602094U

CN216602094U - Foldable bookshelf

Info

Publication number: CN216602094U
Application number: CN202122479217.3U
Authority: CN
Inventors: 代鲁宁
Original assignee: Qingdao Wanma Archives Equipment Co ltd
Current assignee: Qingdao Wanma Archives Equipment Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2022-05-27
Anticipated expiration: 2031-10-14

Abstract

The utility model discloses a foldable bookshelf and relates to the technical field of bookshelves. Including braced frame, the articulated board of placing on the braced frame, braced frame goes up fixed mounting has the baffle, braced frame is last to be provided with drive assembly, braced frame is last to be provided with the screens subassembly, be provided with spacing subassembly on the screens subassembly, drive assembly includes fixed frame, fixed frame fixed mounting is on braced frame, fixed frame goes up slidable mounting has the movable block. This folded cascade bookshelf is provided with drive assembly and screens subassembly on braced frame, can promote the movable block rebound when braced frame takes place to empty for the catch bar can be relieved the dop and to the spacing of lagging, makes the lagging can drive the backup pad and rotate, and spacing subassembly can carry out one-way spacing to the backup pad, makes the backup pad can play the effect of support to braced frame, prevents that braced frame focus from further taking place to empty by high side.

Description

Foldable bookshelf

Technical Field

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

Background

A bookshelf is a special appliance for placing books. Due to different shapes and structures, the bookshelf has different names such as bookcase, book partition and the like. The bookshelf is a common tool in our life.

The conventional bookshelf is not provided with an auxiliary support device, so that when a large number of books are stored at the top of the bookshelf, the bookshelf can have a high gravity center and easily topple over, and the bookshelf can have certain dangers in daily use. In view of this, we propose a foldable bookshelf.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides a foldable bookshelf, which solves the problems in the background technology.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a folded cascade bookshelf, includes braced frame, the articulated board of placing on the braced frame, the last fixed mounting of braced frame has the baffle, the last transmission assembly that is provided with of braced frame, the last screens subassembly that is provided with of braced frame, be provided with spacing subassembly on the screens subassembly, transmission assembly includes fixed frame, fixed frame fixed mounting is on braced frame, sliding mounting has the movable block on the fixed frame, fixed mounting has the dead lever on the movable block, fixed mounting has a spring on the dead lever, the top fixed mounting of a spring is on fixed frame, fixed mounting has the slurcam on the dead lever.

Preferably, the screens subassembly includes the fixed block, fixed block fixed mounting is on braced frame, articulated lagging on the fixed block, fixed mounting has the arc on the lagging, braced frame goes up fixed mounting has No. two springs, fixed mounting has the dop on No. two springs, fixed mounting has No. three springs on the lagging, fixed mounting has the backup pad on No. three springs, be provided with the torsional spring on the lagging.

Preferably, the limiting assembly comprises a movable plate, the movable plate is slidably mounted on the inner wall of the sleeve plate, a spring is fixedly mounted on the movable plate, a limiting block is fixedly mounted on the spring, a clamping block is fixedly mounted on the supporting plate, a threaded rod is arranged on the sleeve plate, and the threaded rod is rotatably mounted on the movable plate.

Preferably, the fixing rod penetrates through the fixing frame and is slidably mounted on the fixing frame.

Preferably, the threaded rod penetrates through the sleeve plate and is in threaded connection with the sleeve plate.

Preferably, the arc-shaped plate is provided with a through hole matched with the clamping head.

Preferably, the right side of the limiting block and the left side of the clamping block are both provided with inclined planes.

Preferably, two ends of the torsion spring are fixedly mounted on the fixing block and the sleeve plate respectively.

(III) advantageous effects

The utility model provides a foldable bookshelf. The method has the following beneficial effects:

(1) this folded cascade bookshelf is provided with drive assembly and screens subassembly on braced frame, can promote the movable block rebound when braced frame takes place to empty for the pushing plate can remove the dop spacing to the lagging, makes the lagging can drive the backup pad and rotates, and spacing subassembly can carry out one-way spacing to the backup pad, makes the backup pad can play the effect of support to braced frame, prevents that braced frame focus further from taking place to empty by high side.

(2) This folded cascade bookshelf is provided with fixed frame in braced frame's bottom, can improve the area of contact of braced frame and ground through fixed frame to can improve braced frame's stability, it is articulated with braced frame through placing the board, make can fold placing board and braced frame, make the bookshelf use more convenient.

Drawings

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

FIG. 2 is a schematic view of the overall internal structure of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of the portion B of FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure of the portion C in FIG. 4 according to the present invention.

In the figure: 1. a support frame; 2. placing the plate; 3. a baffle plate; 41. a fixed frame; 42. a movable block; 43. fixing the rod; 44. a first spring; 45. a push plate; 51. a fixed block; 52. sheathing; 53. an arc-shaped plate; 54. a second spring; 55. clamping a head; 56. a third spring; 57. a support plate; 58. a torsion spring; 61. a movable plate; 62. a fourth spring; 63. a limiting block; 64. a clamping block; 65. a threaded rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a foldable bookshelf comprises a supporting frame 1, a placing plate 2 is hinged on the supporting frame 1, a baffle 3 is fixedly arranged on the supporting frame 1, the baffle 3 can perform one-way limiting on the placing plate 2, the two placing plates 2 are hinged, a transmission assembly is arranged on the supporting frame 1, a clamping assembly is arranged on the supporting frame 1, a limiting assembly is arranged on the clamping assembly, the transmission assembly comprises a fixed frame 41, a movable block 42, a fixed rod 43, a first spring 44 and a pushing plate 45, the fixed frame 41 is fixedly arranged on the supporting frame 1, the movable block 42 is slidably arranged on the fixed frame 41, the fixed rod 43 is fixedly arranged on the movable block 42, the fixed rod 43 penetrates through the fixed frame 41, the fixed rod 43 is slidably arranged on the fixed frame 41, the first spring 44 is fixedly arranged on the fixed rod 43, the top of the first spring 44 is fixedly arranged on the fixed frame 41, the fixed rod 43 is fixedly provided with a pushing plate 45, when the supporting frame 1 inclines, the ground can push the movable block 42 to push upwards, and the movable block 42 can push the pushing plate 45 to move upwards through the transmission of the fixed rod 43.

In this embodiment, the clamping assembly includes a fixing block 51, a sleeve plate 52, an arc plate 53, a second spring 54, a chuck 55, a third spring 56, a support plate 57 and a torsion spring 58, the fixing block 51 is fixedly mounted on the support frame 1, the sleeve plate 52 is hinged on the fixing block 51, the arc plate 53 is fixedly mounted on the sleeve plate 52, the arc plate 53 penetrates through the support frame 1, the arc plate 53 is slidably mounted on the support frame 1, the second spring 54 is fixedly mounted on the support frame 1, the chuck 55 is fixedly mounted on the second spring 54, a first telescopic rod is disposed inside the second spring 54, two ends of the first telescopic rod are respectively fixedly mounted on the chuck 55 and the support frame 1, the second spring 54 can only drive the chuck 55 to move left and right through the restriction of the first telescopic rod, a through hole matched with the chuck 55 is formed in the arc plate 53, the third spring 56 is fixedly mounted on the sleeve plate 52, fixed mounting has a backup pad 57 on No. three spring 56, be provided with torsional spring 58 on the lagging 52, the both ends of torsional spring 58 are fixed mounting respectively on fixed block 51 and lagging 52, can promote dop 55 and through-hole to break away from when pushing plate 45 rebound, make dop 55 can't carry on spacingly to arc-shaped plate 53 and lagging 52, can promote the upward rotation of lagging 52 clockwise under torsional spring 58's effect, backup pad 57 breaks away from the back with fixed frame 41, No. three spring 56 promotes backup pad 57 and removes to the outside of lagging 52, make backup pad 57 can play the effect of auxiliary stay to braced frame 1.

In this embodiment, the limiting assembly includes a movable plate 61, a fourth spring 62, a limiting block 63, a clamping block 64 and a threaded rod 65, the movable plate 61 is slidably mounted on the inner wall of the sleeve plate 52, the fourth spring 62 is fixedly mounted on the movable plate 61, the limiting block 63 is fixedly mounted on the fourth spring 62, a second telescopic rod is disposed inside the fourth spring 62, two ends of the second telescopic rod are respectively fixedly mounted on the movable plate 61 and the limiting block 63, the fourth spring 62 can only drive the limiting block 63 to move left and right under the restriction of the second telescopic rod, the clamping block 64 is fixedly mounted on the support plate 57, the right side of the limiting block 63 and the left side of the clamping block 64 are both provided with inclined surfaces, the sleeve plate 52 is provided with the threaded rod 65, the threaded rod 65 is rotatably mounted on the movable plate 61, the threaded rod 65 penetrates through the sleeve plate 52 and the threaded rod 65 is in threaded connection with the sleeve plate 52, the clamping block 64 can be unidirectionally limited by the limiting block 63, make fixture block 64 can only move down unable upward movement for backup pad 57 can't move to the inside of lagging 52, can prevent that braced frame 1 focus from further taking place to topple over by high, can improve braced frame 1 and the area of contact on ground through fixed frame 41, thereby can improve braced frame 1's stability, and articulated with braced frame 1 through placing board 2, make and to placing board 2 and braced frame 1 fold, make the bookshelf use more convenient.

When the support frame is in operation (or in use), when the support frame 1 is inclined towards the left side, the ground pushes the movable block 42 to move upwards, the movable block 42 moves upwards to drive the fixed rod 43 and the pushing plate 45 to move upwards, the pushing plate 45 moves upwards to push the chuck 55 to be separated from the through hole, so that the chuck 55 cannot limit the arc-shaped plate 53, the sleeve plate 52 can be pushed to rotate clockwise under the action of the elastic force of the torsion spring 58, the sleeve plate 52 rotates clockwise to drive the supporting plate 57 to rotate clockwise, so that the supporting plate 57 is separated from the fixed frame 41, the supporting plate 57 is pushed to move towards the outer side of the sleeve plate 52 under the action of the third spring 56, so that the supporting plate 57 can support the supporting frame 1, prevent the supporting frame 1 from further toppling, the stop block 63 is used for one-way limiting of the stop block 64, so that the support plate 57 cannot move towards the inner part of the sleeve plate 52.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments 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. A foldable bookshelf comprises a supporting frame (1), and is characterized in that: articulated place board (2) on braced frame (1), fixed mounting has baffle (3) on braced frame (1), be provided with drive assembly on braced frame (1), be provided with the screens subassembly on braced frame (1), be provided with spacing subassembly on the screens subassembly, drive assembly includes fixed frame (41), fixed frame (41) fixed mounting is on braced frame (1), slidable mounting has movable block (42) on fixed frame (41), fixed mounting has dead lever (43) on movable block (42), fixed mounting has spring (44) on dead lever (43), the top fixed mounting of spring (44) is on fixed frame (41), fixed mounting has slurcam (45) on dead lever (43).

2. Foldable bookshelf according to claim 1, characterized in that: the screens subassembly includes fixed block (51), fixed block (51) fixed mounting is on braced frame (1), articulated lagging (52) are gone up in fixed block (51), fixed mounting has arc (53) on lagging (52), fixed mounting has No. two spring (54) on braced frame (1), fixed mounting has dop (55) on No. two spring (54), fixed mounting has No. three spring (56) on lagging (52), fixed mounting has backup pad (57) on No. three spring (56), be provided with torsional spring (58) on lagging (52).

3. Foldable bookshelf according to claim 2, characterized in that: the limiting assembly comprises a movable plate (61), the movable plate (61) is slidably mounted on the inner wall of the sleeve plate (52), a spring (62) is fixedly mounted on the movable plate (61), a limiting block (63) is fixedly mounted on the spring (62), a clamping block (64) is fixedly mounted on the supporting plate (57), a threaded rod (65) is arranged on the sleeve plate (52), and the threaded rod (65) is rotatably mounted on the movable plate (61).

4. Foldable bookshelf according to claim 1, characterized in that: the fixing rod (43) penetrates through the fixing frame (41) and the fixing rod (43) is installed on the fixing frame (41) in a sliding mode.

5. Foldable bookshelf according to claim 3, characterized in that: the threaded rod (65) penetrates through the sleeve plate (52) and the threaded rod (65) is in threaded connection with the sleeve plate (52).

6. A foldable bookstand according to claim 2, characterised in that: the arc-shaped plate (53) is provided with a through hole matched with the clamping head (55).

7. Foldable bookshelf according to claim 3, characterized in that: the right side of the limiting block (63) and the left side of the clamping block (64) are both provided with inclined planes.

8. Foldable bookshelf according to claim 2, characterized in that: and two ends of the torsion spring (58) are respectively and fixedly arranged on the fixed block (51) and the sleeve plate (52).