CN114869063B

CN114869063B - Compact shelf capable of being automatically adjusted

Info

Publication number: CN114869063B
Application number: CN202210570273.4A
Authority: CN
Inventors: 彭顺平
Original assignee: Jiangxi Yangguang Safety Equipment Group Co ltd
Current assignee: Jiangxi Yangguang Safety Equipment Group Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2023-07-04
Anticipated expiration: 2042-05-24
Also published as: CN114869063A

Abstract

The invention relates to a compact shelf, in particular to a compact shelf capable of being automatically adjusted. The automatically adjustable compact shelf can limit the moving distance of the compact shelf and avoid the compact shelf from collision. An automatically adjustable compact shelf comprises a guide rail, a compact shelf body, an outer U-shaped plate, an inner U-shaped plate and the like; two guide rails are connected between the bottoms of the left compact shelving body and the right compact shelving body in a sliding mode, the guide rails are arranged in a front-back symmetrical mode, the front part and the rear part of the upper side of the left compact shelving body are provided with outer U-shaped plates, and the front part and the rear part of the upper side of the right compact shelving body are provided with inner U-shaped plates. The compact shelving body on the right side slides rightwards and opens, and convenience is brought to staff to take the archive files in the compact shelving body, meanwhile, the inner U-shaped plate can be clamped by the outer U-shaped plate after moving rightwards for a certain distance, so that the right-side compact shelving body is limited to move rightwards, manual adjustment is not needed any more, and derailment of the compact shelving body or collision with other compact shelving bodies can be effectively avoided.

Description

Compact shelf capable of being automatically adjusted

Technical Field

The invention relates to a compact shelf, in particular to a compact shelf capable of being automatically adjusted.

Background

The compact shelf is also called a compact cabinet, is a shelf capable of linearly moving along small guide rails paved on the ground and is used for storing various file files, and compared with a traditional file cabinet, the compact shelf has the advantages of saving occupied area and being more in storage space.

Patent grant bulletin number CN210809881U discloses a compact shelf matching mechanism of file storage compact shelf, and this compact shelf matching mechanism includes the slide rail, the top fixed mounting of slide rail has the chassis, the front and the back fixed mounting on chassis have first backplate, and the right-hand fixed mounting of first backplate has the second backplate, the top of chassis is located fixed mounting has the stand between the first backplate, fixed mounting has the shelf between the stand. According to the compact shelf matching mechanism for storing the compact shelf, two strong magnets which repel each other are arranged in two adjacent guard plates, when one compact shelf is about to topple over, the compact shelf can be enabled to be in an upright state through the repulsive force of the strong magnets in the other compact shelf, so that a invisible supporting force is arranged between the compact shelves, the phenomenon that topples over can not happen between the compact shelves is guaranteed, damage to the compact shelves can be prevented, accidental injury to workers nearby can be guaranteed, but the compact shelf matching mechanism is moved by means of manual operation, the function of limiting and adjusting the moving distance of the single compact shelf is not achieved, in the moving process, the adjacent two compact shelves are easy to collide together directly, articles stored in the compact shelf are toppled over, and even the compact shelf is damaged.

Therefore, we propose an automatically adjustable compact shelf capable of limiting the moving distance of the compact shelf and avoiding the compact shelf from collision.

Disclosure of Invention

In order to overcome the defect that the existing compact shelving does not have the function of limiting and adjusting the moving distance of a single compact shelving, two adjacent compact shelving are easy to collide, the technical problem of the invention is as follows: the automatically adjustable compact shelf can limit the moving distance of the compact shelf and avoid the compact shelf from collision.

The utility model provides an automatically regulated's compact shelf, including guide rail, compact shelf body, outer U template, interior U template, fixed establishment and pushing mechanism, sliding connection has two guide rails between two compact shelf body bottoms about, the guide rail is the front and back symmetry setting, and outer U template is installed to two parts around the compact shelf body upside on left side, and U template is installed to two parts around the compact shelf body upside on right side, is equipped with fixed establishment between two interior U templates, and fixed establishment is used for fixed outer U template and interior U template's position, is equipped with pushing mechanism between fixed establishment and the compact shelf body.

In addition, it is particularly preferred that the fixing mechanism comprises a guide rod, a lifting plate, a first spring and a fixing block, wherein the left-side position of one side of the two inner U-shaped plates opposite to each other is connected with the guide rod, the lifting plate is connected between the front guide rod and the rear guide rod in a sliding mode, the first spring is connected between the lifting plate and the guide rod, the fixing block is arranged at the front part and the rear part of the lifting plate, and the fixing block is clamped between the adjacent outer U-shaped plates and the adjacent inner U-shaped plates.

In addition, it is particularly preferred that the pushing mechanism comprises a first mounting block, a rotating shaft, a gear, a pushing block, a second mounting block, an L-shaped rod, a rack, a guide plate and a sliding plate, wherein the right part of the upper side of the compact shelving on the left side is connected with the first mounting block, the rotating shaft is connected with the rotating shaft in a rotating manner, the right part of the rotating shaft is connected with the gear, the left part of the rotating shaft is connected with the pushing block, the upper part of the right side of the compact shelving body on the left side is connected with the second mounting block, the sliding type of the second mounting block is connected with the L-shaped rod, the upper part of the L-shaped rod is connected with the rack, the rack is meshed with the gear, the left part of the upper side of the compact shelving body on the left side is connected with the guide plate in a sliding manner, and the right side of the sliding plate is connected with the lifting plate.

In addition, particularly preferred is, still including the chucking mechanism that is used for chucking interior U template, chucking mechanism is including fixture block and second spring, and interior U template left portion is opened there is the draw-in groove, and outer U template right part sliding connection has the fixture block, and interior U template moves the in-process and contacts with adjacent fixture block right, is connected with the second spring between fixture block and the adjacent outer U template.

In addition, the device is particularly preferred, the device further comprises a loosening mechanism for loosening the clamping blocks, the loosening mechanism comprises a strip-shaped rail, a sliding block, a third spring, a fixed rod, a pushing block, a contact block and a pushing rod, the left part of the inner U-shaped plate is connected with the strip-shaped rail, the sliding block is connected in the strip-shaped rail, the third spring is connected between the sliding block and the adjacent strip-shaped rail, the fixed rod is connected on the upper part of the sliding block, the pushing block is connected on the left part of the fixed rod, the pushing block is contacted with the adjacent clamping blocks in the outward moving process, the contact block is connected on the right part of the fixed rod, the pushing rod is connected on the front part and the rear part of the left side of the lifting plate, and the pushing rod is contacted with the adjacent contact block.

In addition, particularly preferred is, still include the buffer gear who is used for resetting compact shelving body and buffering, buffer gear is including mounting panel, slide bar, fourth spring, buffer block and contact plate, and both sides are connected with the mounting panel around the compact shelving body upper portion of left side, and sliding connection has the slide bar in the mounting panel, is connected with the fourth spring between slide bar and the adjacent mounting panel, and the fourth spring is in tensile state, and the slide bar right part is connected with the buffer block, and both sides are connected with the contact plate around the compact shelving body upper portion of right side, and the contact plate contacts with adjacent buffer block.

In addition, particularly preferred is, still including being used for the slewing mechanism that the personnel had a rest, slewing mechanism is including dwang, backup pad, dwang and torsion spring, and compact shelf body right side lower part rotation is connected with the dwang, and compact shelf body right side lower part is connected with the backup pad, and the backup pad is located the dwang below, and the backup pad middle part rotation is connected with the dwang, and the dwang contacts with adjacent dwang, is connected with torsion spring between dwang and the adjacent backup pad.

In addition, it is particularly preferable that the device further comprises a pushing handle, and the pushing handle is connected to the lower part of the L-shaped rod.

The invention has the following advantages: 1. the compact shelving body on the right side slides rightwards and opens, and convenience is brought to staff to take the archive files in the compact shelving body, meanwhile, the inner U-shaped plate can be clamped by the outer U-shaped plate after moving rightwards for a certain distance, so that the right-side compact shelving body is limited to move rightwards, manual adjustment is not needed any more, and derailment of the compact shelving body or collision with other compact shelving bodies can be effectively avoided.

2. After the inner U-shaped plate moves rightwards, the clamping block can be clamped into the clamping groove, and then the inner U-shaped plate is fixed, so that when workers are prevented from sliding leftwards in a gap between the two compact shelving bodies, the compact shelving bodies on the right side are prevented from being injured.

3. The lifting plate slides upwards to enable the pushing block to move outwards, so that the clamping block can be automatically moved outwards to prevent the inner U-shaped plate from being clamped when a worker controls the fixing block to move upwards.

4. The compact shelving body resets and makes buffer block and contact plate contact, under the effect of fourth spring and slide bar, can cushion the power that the contact plate moved left, and then cushion the compact shelving body that resets on the right side, avoids striking to lead to compact shelving body to store article empting.

5. The rotating plate can be used for a worker to sit to look up the archive file after rotating downwards.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic perspective view of the fixing mechanism of the present invention.

Fig. 3 is a schematic perspective view of the pushing mechanism of the present invention.

Fig. 4 is a schematic view of a part of a pushing mechanism according to the present invention.

Fig. 5 is a schematic perspective view of the clamping mechanism of the present invention.

Fig. 6 is a schematic perspective view of the release mechanism of the present invention.

Fig. 7 is a schematic view of a partial perspective view of the release mechanism of the present invention.

Fig. 8 is a schematic perspective view of a buffer mechanism according to the present invention.

Fig. 9 is a schematic partial perspective view of a buffer mechanism according to the present invention.

Fig. 10 is a schematic perspective view of a rotating mechanism according to the present invention.

Fig. 11 is a schematic perspective view of the support plate, the rotating block and the torsion spring according to the present invention.

In the figure: 1. guide rail, 3, compact shelf body, 4, outer U-shaped plate, 5, inner U-shaped plate, 6, fixing mechanism, 61, guide bar, 62, lifting plate, 63, first spring, 64, fixing block, 7, pushing mechanism, 71, first mounting block, 72, rotating shaft, 73, gear, 74, pushing block, 75, second mounting block, 76, L-shaped rod, 77, rack, 78, guide plate, 79, sliding plate, 8, chucking mechanism, 81, clamping groove, 82, clamping block, 83, second spring, 9, releasing mechanism, 91, bar-shaped rail, 92, sliding block, 93, third spring, 94, fixing rod, 95, pushing block, 96, contact block, 97, pushing rod, 10, buffer mechanism, 101, mounting plate, 102, sliding bar, 103, fourth spring, 104, buffer block, 105, contact plate, 11, rotating mechanism, 111, rotating plate, 112, support plate, 113, rotating block, 114, torsion spring, 12, pushing handle.

Detailed Description

The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the invention. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present invention.

Example 1

1-4, but automatic adjustment's compact shelf, including guide rail 1, compact shelf body 3, outer U template 4, interior U template 5, fixed establishment 6 and pushing mechanism 7, sliding connection has two guide rails 1 between two compact shelf body 3 bottoms about, guide rail 1 is the front and back symmetry setting, outer U template 4 is installed through the bolt to two parts around the compact shelf body 3 upside on left side, U template 5 is installed through the bolt in two parts around the compact shelf body 3 upside on right side, be equipped with fixed establishment 6 between two interior U templates 5, fixed establishment 6 can fix the position of outer U template 4 and interior U template 5, be equipped with pushing mechanism 7 between fixed establishment 6 and the compact shelf body 3.

As shown in fig. 1 and 2, the fixing mechanism 6 includes a guide rod 61, a lifting plate 62, a first spring 63 and a fixing block 64, the guide rod 61 is welded at the left position of one side of the two inner U-shaped plates 5, the lifting plate 62 is slidably connected between the front and rear guide rods 61, the first spring 63 is connected between the lifting plate 62 and the guide rod 61, the fixing block 64 is mounted at the front and rear parts of the lifting plate 62 through bolts, the fixing block 64 is clamped between the adjacent outer U-shaped plates 4 and inner U-shaped plates 5, and the fixing block 64 is used for fixing the positions of the outer U-shaped plates 4 and the inner U-shaped plates 5.

As shown in fig. 1, 3 and 4, the pushing mechanism 7 comprises a first mounting block 71, a rotating shaft 72, a gear 73, a pushing block 74, a second mounting block 75, an L-shaped rod 76, a rack 77, a guide plate 78 and a sliding plate 79, wherein the first mounting block 71 is welded on the right part of the upper side of the compact shelving on the left side, the rotating shaft 72 is connected with the rotating shaft 72 in a rotating manner, the gear 73 is connected with the pushing block 74 in a key manner on the left part of the rotating shaft 72, the second mounting block 75 is welded on the upper part of the right side of the compact shelving body 3 on the left side, the L-shaped rod 76 is welded on the upper part of the second mounting block 75, the rack 77 is meshed with the gear 73, the guide plate 78 is connected on the left part of the upper side of the compact shelving body 3 on the left side in a sliding manner, the pushing block 74 rotates to be contacted with the guide plate 78, the sliding plate 79 is connected with the lifting plate 62 on the right side of the sliding plate 79.

As shown in fig. 1 and 4, the device further comprises a pushing handle 12, and the pushing handle 12 is connected to the lower part of the l-shaped rod 76.

When the device is used, staff installs the guide rail 1 on the ground, a large amount of files can be stored through the compact shelving body 3, simultaneously, because the compact shelving body 3 is arranged on the guide rail 1 side by side, the occupied area can be effectively saved, when the files in the compact shelving body 3 need to be taken, the staff holds the pushing handle 12, the L-shaped rod 76 is pushed by the pushing handle 12 to slide backwards on the second mounting block 75, the L-shaped rod 76 slides backwards to drive the rack 77 to move backwards, the rack 77 moves backwards to drive the gear 73 to rotate, the gear 73 rotates to drive the pushing block 74 to rotate through the rotating shaft 72, the pushing block 74 rotates to extrude the guide plate 78 to slide upwards, the guide plate 78 slides upwards to drive the lifting plate 62 to slide upwards through the sliding plate 79, the first spring 63 deforms, the lifting plate 62 slides upwards to drive the fixed block 64 to not clamp the outer U-shaped plate 4 and the inner U-shaped plate 5 any more, at the moment, after the compact shelving body 3 on the guide rail 1 slides rightwards by the pushing handle 12, the staff can enter the compact shelving body 3 on the right side, the compact shelving body 3 between the two compact shelving bodies 3 moves rightwards, the whole space 3 can be prevented from being collided with the inner U-shaped plate 3 to the right 5 through the inner U-shaped plate 3, and the right-shaped plate 5 can be prevented from being collided with the inner U-shaped plate 5, and the left side 3 can be prevented from colliding with the inner U-shaped plate 5, and moving rightwards 3 to the inner side 5, and the space 5 can be prevented from colliding with the inner U-shaped plate 3 through the inner side 3, and the space 5, and the space is prevented from being left side, and the space is prevented from being left, and the space is limited. The lifter plate 62 moves to the right and drives the sliding plate 79 to slide to the right in the guide plate 78, after the right compact shelving body 3 moves to the right, the staff can push the L-shaped rod 76 to slide backwards through the pushing handle 12, the L-shaped rod 76 slides forwards to drive the rack 77 to move forwards, the rack 77 moves forwards to drive the gear 73 to rotate reversely, the gear 73 rotates reversely to drive the pushing block 74 through the rotating shaft 72 to rotate reversely and not squeeze the guide plate 78 any more, at this time, under the action of the reset of the first spring 63, the lifter plate 62 drives the fixing block 64 to move downwards to reset, the lifter plate 62 moves downwards and drives the guide plate 78 to slide downwards to reset through the sliding plate 79, when the right compact shelving body 3 needs to slide leftwards to reset, the staff pushes the L-shaped rod 76 to slide backwards again, and then the fixing block 64 moves upwards to be misplaced with the outer U-shaped plate 4, at this time, the staff can push the right compact shelving body 3 to slide leftwards, at this time, the fixing block 64 and the outer U4 are in a misplaced state, the outer U4 can not clamp the fixing block 64, after the right compact shelving body 3 slides leftwards to reset, the staff pulls the L-shaped rod 76 again, the L-shaped rod 76 slides downwards, the distance between the two U-shaped plates 4 is fixed between the two U-shaped plates 5 and the two U-shaped plates are fixed, and the position between the two U-shaped plates 5 is fixed.

Example 2

On the basis of embodiment 1, as shown in fig. 1 and 5, the clamping mechanism 8 is further included, the clamping mechanism 8 can clamp the inner U-shaped plate 5, the clamping mechanism 8 comprises a clamping block 82 and a second spring 83, the left part of the inner U-shaped plate 5 is provided with a clamping groove 81, the right part of the outer U-shaped plate 4 is slidably connected with the clamping block 82, the inner U-shaped plate 5 contacts with the adjacent clamping block 82 in the rightward moving process, and the second spring 83 is connected between the clamping block 82 and the adjacent outer U-shaped plate 4.

When the device is used, the right-side compact shelf body 3 slides rightwards to drive the inner U-shaped plate 5 to move rightwards, when the left part of the inner U-shaped plate 5 moves rightwards to be in contact with the clamping block 82, the inner U-shaped plate 5 continues to move rightwards to press the clamping block 82 to slide outwards, the second spring 83 deforms, when the clamping block 82 slides outwards to the clamping groove 81, under the reset action of the second spring 83, the clamping block 82 slides inwards along with the clamping block to be clamped into the clamping groove 81, the position of the inner U-shaped plate 5 is fixed, and therefore the position of the right-side compact shelf body 3 is fixed, the phenomenon that workers slide leftwards when the workers in a gap between the two compact shelf bodies 3 is avoided, the workers are injured, when the right-side compact shelf body 3 needs to slide leftwards, the workers push the clamping block 82 to slide outwards to not clamp the inner U-shaped plate 5 any more, and at the moment, the workers can push the right-side compact shelf body 3 to slide leftwards to reset, and the inner U-shaped plate 5 moves leftwards to reset.

As shown in fig. 1, 6 and 7, the device further comprises a loosening mechanism 9, the loosening mechanism 9 can loosen the clamping blocks 82, the loosening mechanism 9 comprises a strip-shaped rail 91, a sliding block 92, a third spring 93, a fixed rod 94, a pushing block 95, a contact block 96 and a pushing rod 97, the left part of the inner U-shaped plate 5 is connected with the strip-shaped rail 91, the sliding block 92 is connected with the sliding block 92 in a sliding manner in the strip-shaped rail 91, the third spring 93 is connected between the sliding block 92 and the adjacent strip-shaped rail 91, the fixed rod 94 is connected with the upper part of the sliding block 92, the pushing block 95 is welded on the left part of the fixed rod 94, the pushing block 95 is in contact with the adjacent clamping blocks 82 in the outward moving process, the contact block 96 is welded on the right part of the fixed rod 94, the pushing rod 97 is welded on the front and the rear parts on the left side of the lifting plate 62, and the pushing rod 97 is in contact with the adjacent contact blocks 96.

When the device is used, the whole loosening mechanism 9 can be enabled to move rightwards by moving the inner U-shaped plate 5 and the lifting plate 62 rightwards, after the clamping block 82 is clamped into the clamping groove 81, the push block 95 is just positioned on the inner side of the clamping block 82, when the compact shelf body 3 on the right side is required to slide leftwards, the L-shaped rod 76 is pushed by a worker to slide backwards, the lifting plate 62 is enabled to slide upwards, the push rod 97 is driven to move upwards by the upward sliding of the lifting plate 62, the push rod 97 is driven to move upwards to press the contact block 96 outwards, the contact block 96 is driven to move outwards by the outward sliding of the contact block 96, the fixing rod 94 is driven to move outwards by the fixing rod 94, the sliding block 92 is driven to slide outwards in the strip-shaped rail 91, the deformation is generated by the third spring 93, the fixing rod 94 is driven to move outwards, the push block 95 is driven to move outwards, the clamping block 82 is extruded to move outwards, the inner U-shaped plate 5 is not clamped by the outward sliding block 95, at this time, the worker can push the compact shelf body 3 on the right side to slide leftwards, when the lifting plate 62 slides downwards, the push rod 97 is not extruded downwards, the contact block 96 is enabled to slide downwards, and under the action of the third spring 93, the reset block 92 is driven to move inwards, and the reset block 92 is driven to move inwards by the sliding block 92 to move inwards, and the fixing block 92 is enabled to move inwards by the sliding block to slide downwards and the fixing block 92.

As shown in fig. 1, 8 and 9, the movable compact shelf further comprises a buffer mechanism 10, the buffer mechanism 10 can reset the compact shelf body 3 to buffer, the buffer mechanism 10 comprises a mounting plate 101, a sliding rod 102, a fourth spring 103, buffer blocks 104 and contact plates 105, the front side and the rear side of the upper portion of the compact shelf body 3 on the left side are welded with the mounting plate 101, the sliding rod 102 is connected in the mounting plate 101 in a sliding manner, the fourth spring 103 is connected between the sliding rod 102 and the adjacent mounting plate 101, the fourth spring 103 is in a stretching state, the right portion of the sliding rod 102 is connected with the buffer blocks 104, the front side and the rear side of the upper portion of the compact shelf body 3 on the right side are welded with the contact plates 105, and the contact plates 105 are contacted with the adjacent buffer blocks 104.

When the device is used, the compact shelf body 3 on the right side slides rightwards to drive the contact plate 105 to move rightwards, the buffer block 104 is not extruded after the contact plate 105 moves rightwards, at this time, under the action of the reset of the fourth spring 103, the slide bar 102 drives the buffer block 104 to move rightwards, when the compact shelf body 3 on the right side slides leftwards, the contact plate 105 moves leftwards along with the buffer block 104, when the contact plate 105 moves leftwards until contacting with the buffer block 104, the buffer block 104 moves leftwards to drive the slide bar 102 to slide leftwards, the fourth spring 103 deforms, the force of the leftwards movement of the contact plate 105 can be buffered under the action of the fourth spring 103 and the slide bar 102, and then the compact shelf body 3 on the right side is reset to buffer, so that objects stored in the compact shelf body 3 are prevented from being toppled over due to collision.

As shown in fig. 1, 10 and 11, the portable compact shelf also comprises a rotating mechanism 11, the rotating mechanism 11 can provide a rest for a person, the rotating mechanism 11 comprises a rotating plate 111, a supporting plate 112, a rotating block 113 and a torsion spring 114, the rotating plate 111 is rotationally connected to the lower right side of the compact shelf body 3, the rotating plate 111 is used for a worker to sit down, the supporting plate 112 is welded to the lower right side of the compact shelf body 3, the supporting plate 112 is used for supporting the rotating plate 111, the supporting plate 112 is positioned below the rotating plate 111, the rotating block 113 is rotationally connected to the middle part of the supporting plate 112, the rotating block 113 is in contact with the adjacent rotating plate 111, and the torsion spring 114 is connected between the rotating block 113 and the adjacent supporting plate 112.

When the device is used, a worker controls the rotating block 113 to rotate 90 degrees, the torsion spring 114 deforms, the rotating block 113 does not clamp the rotating plate 111 after rotating, at this time, the worker can push the rotating plate 111 to rotate downwards by 90 degrees, the rotating plate 111 is supported by the supporting plate 112, after the rotating plate 111 rotates downwards to open, the worker can sit on the rotating plate 111 to look up an archive file, after the rotating plate 111 is used, the worker pushes the rotating plate 111 to rotate upwards by 90 degrees, at this time, the rotating block 113 is reset by 90 degrees along with the rotating block 111 to clamp the rotating plate 111 again under the reset action of the torsion spring 114.

The foregoing is merely exemplary of the present invention and is not intended to limit the present invention. All equivalents and alternatives falling within the spirit of the invention are intended to be included within the scope of the invention. What is not elaborated on the invention belongs to the prior art which is known to the person skilled in the art.

Claims

1. The utility model provides an automatically regulated's compact shelf, including guide rail (1) and compact shelf body (3), sliding connection has two guide rails (1) between two compact shelf body (3) bottoms about, guide rail (1) are the front and back symmetry setting, characterized by, still including outer U template (4), interior U template (5), fixed establishment (6) and pushing mechanism (7), outer U template (4) are installed to two front and back portions of left compact shelf body (3) upside, interior U template (5) are installed to two front and back portions of right compact shelf body (3) upside, be equipped with fixed establishment (6) between two interior U templates (5), fixed establishment (6) are used for fixed the position of outer U template (4) and interior U template (5), be equipped with pushing mechanism (7) between fixed establishment (6) and compact shelf body (3);

the fixing mechanism (6) comprises guide rods (61), lifting plates (62), first springs (63) and fixing blocks (64), wherein the left-hand part of one side of each of the two inner U-shaped plates (5) opposite to each other is connected with the guide rods (61), the lifting plates (62) are connected between the front guide rods and the rear guide rods (61) in a sliding manner, the first springs (63) are connected between the lifting plates (62) and the guide rods (61), the fixing blocks (64) are arranged at the front part and the rear part of each lifting plate (62), and the fixing blocks (64) are clamped between the adjacent outer U-shaped plates (4) and the adjacent inner U-shaped plates (5);

the pushing mechanism (7) comprises a first mounting block (71), a rotating shaft (72), a gear (73), a pushing block (74), a second mounting block (75), an L-shaped rod (76), a rack (77), a guide plate (78) and a sliding plate (79), wherein the first mounting block (71) is connected to the right part of the upper side of the left compact shelf, the rotating shaft (72) is rotatably connected to the first mounting block (71), the gear (73) is connected to the right part of the rotating shaft (72), the pushing block (74) is connected to the left part of the rotating shaft (72), the second mounting block (75) is connected to the upper part of the right side of the left compact shelf body (3), the L-shaped rod (76) is connected to the upper part of the L-shaped rod (76), the rack (77) is meshed with the gear (73), the guide plate (78) is connected to the left part of the upper side of the left compact shelf body (3), the pushing block (74) is rotatably contacted with the guide plate (78), the sliding plate (79) is connected to the right side of the left compact shelf body (78), and the lifting plate (62) is connected to the lifting plate (79);

the clamping mechanism (8) is used for clamping the inner U-shaped plate (5), the clamping mechanism (8) comprises a clamping block (82) and a second spring (83), the left part of the inner U-shaped plate (5) is provided with a clamping groove (81), the right part of the outer U-shaped plate (4) is connected with the clamping block (82) in a sliding manner, the inner U-shaped plate (5) is contacted with the adjacent clamping block (82) in the rightward moving process, and the second spring (83) is connected between the clamping block (82) and the adjacent outer U-shaped plate (4);

the novel lifting device is characterized by further comprising a loosening mechanism (9) for loosening the clamping blocks (82), wherein the loosening mechanism (9) comprises a strip-shaped rail (91), a sliding block (92), a third spring (93), a fixing rod (94), a pushing block (95), a contact block (96) and a pushing rod (97), the left part of the inner U-shaped plate (5) is connected with the strip-shaped rail (91), the sliding block (92) is connected with the sliding block (92) in a sliding manner, the third spring (93) is connected between the sliding block (92) and the adjacent strip-shaped rail (91), the fixing rod (94) is connected with the pushing block (95) on the upper part of the sliding block (92), the pushing block (95) is contacted with the adjacent clamping blocks (82) in the outward moving process, the right part of the fixing rod (94) is connected with the contact block (96), and the front part and the rear part on the left side of the lifting plate (62) are connected with the pushing rod (97) in contact with the adjacent contact block (96).

2. The automatic adjustable compact shelf according to claim 1, further comprising a buffer mechanism (10) for buffering the reset of the compact shelf body (3), wherein the buffer mechanism (10) comprises a mounting plate (101), sliding rods (102), fourth springs (103), buffer blocks (104) and contact plates (105), the front side and the rear side of the upper portion of the compact shelf body (3) on the left side are connected with the mounting plate (101), the sliding rods (102) are connected in the mounting plate (101) in a sliding mode, the fourth springs (103) are connected between the sliding rods (102) and the adjacent mounting plate (101), the fourth springs (103) are in a stretching state, the right portion of each sliding rod (102) is connected with the corresponding buffer block (104), the front side and the rear side of the upper portion of the compact shelf body (3) on the right side are connected with the corresponding contact plates (105), and the contact plates (105) are in contact with the adjacent buffer blocks (104).

3. The automatic adjustable compact shelf according to claim 2, further comprising a rotating mechanism (11) for people to rest, wherein the rotating mechanism (11) comprises a rotating plate (111), a supporting plate (112), a rotating block (113) and a torsion spring (114), the rotating plate (111) is rotatably connected to the lower right side of the compact shelf body (3), the supporting plate (112) is located below the rotating plate (111), the rotating block (113) is rotatably connected to the middle of the supporting plate (112), the rotating block (113) is in contact with the adjacent rotating plate (111), and the torsion spring (114) is connected between the rotating block (113) and the adjacent supporting plate (112).

4. An automatically adjustable compact shelving as claimed in claim 3, further comprising a push handle (12), the lower portion of the L-shaped bar (76) being connected to the push handle (12).