CN114886236B

CN114886236B - Compact shelf with adjustable height

Info

Publication number: CN114886236B
Application number: CN202210344288.9A
Authority: CN
Inventors: 丁海新
Original assignee: Jiangxi Yangguang Safety Equipment Group Co ltd
Current assignee: Jiangxi Yangguang Safety Equipment Group Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-03-24
Anticipated expiration: 2042-03-31
Also published as: WO2023184792A1; ZA202210402B; CN114886236A

Abstract

The invention relates to a compact shelf, in particular to a compact shelf with adjustable height. The technical problem to be solved is as follows: the height-adjustable compact shelf can adjust the height of the compact shelf and can place higher data. A compact shelf with adjustable height comprises a compact shelf, material placing frames, fixing rods, handles and the like, wherein six material placing frames are uniformly arranged in the compact shelf in a sliding mode, and the handles are arranged on the lower portions of the left side and the right side of the compact shelf in a sliding mode. According to the invention, the materials are placed on the material placing frame, then the handle is pulled upwards, so that the material placing frame moves upwards, then the compact shelf moves upwards, then the movable plate rotates downwards, the height of the compact shelf can be adjusted, then the handle is released, and the fixed rod can be clamped by the clamping block.

Description

Compact shelf with adjustable height

Technical Field

The invention relates to a compact shelf, in particular to a compact shelf with adjustable height.

Background

The compact shelf, also called as a compact cabinet, is one of compact file containers, and with the development of modern life, the storage and placement of various document data become problems facing the real life of people, so that the use rate of the compact shelf is higher and higher, and the stored data are affected by dampness when the compact shelf is placed on the ground, and the data are damaged.

The application publication No. CN210960945U compact shelf and the compact shelf top plate thereof comprise a plurality of compact shelves and a guide rail, wherein the plurality of compact shelves are movably arranged on the guide rail; each compact shelving comprises a top plate arranged at the top of the compact shelving, wherein the top plate comprises a top plate main body arched upwards to form a guide slope along the top plate main body and a turning-up part formed at the edge of the top plate main body and bent upwards, wherein an accommodating groove communicated with the guide slope is formed at the transition part of the top plate main body and the turning-up part, so that pollutants can slide downwards along the guide slope and be accommodated in the accommodating groove under the action of gravity when falling on the top plate, and data is placed in the compact shelving for storage when in use.

Therefore, a height-adjustable compact shelf capable of adjusting the height of the compact shelf and placing higher data is developed.

Disclosure of Invention

In order to overcome the defects that the height of the compact shelf can not be adjusted and higher data can not be placed, the technical problem to be solved is as follows: the height-adjustable compact shelf can adjust the height of the compact shelf and can place higher data.

The utility model provides a compact shelving with adjustable height, is including compact shelving, blowing frame, dead lever, handle, elevating system and adjustment mechanism, and compact shelving inside even slidingtype is provided with six blowing frames, and compact shelving left and right sides lower part all slidingtype is provided with the handle, and the handle inboard all is provided with the dead lever, and the dead lever all is connected with the blowing frame left and right sides, and compact shelving downside is provided with elevating system, and compact shelving left and right sides upper portion all is provided with adjustment mechanism.

Further, elevating system is including first slide rail, the fly leaf, the slider, the screens board, first U type pole, first spring and torsional spring, the intensive bottom left and right sides all is provided with two first U type poles, equal rotary type is provided with the fly leaf on the first U type pole, equal rotary type is provided with the screens board between two adjacent fly leaf middle parts, all be provided with the torsional spring between both sides and the fly leaf inboard around the screens board, the equal rotary type in the fly leaf outside is provided with the slider, equal slidingtype is provided with first slide rail between two sliders of horizontal homonymy, all be provided with first spring between the slider inboard and the slide rail middle part.

Furthermore, the adjusting mechanism comprises clamping blocks, first sliding rods and second springs, the two first sliding rods are arranged on the upper portions of the left side and the right side of the compact shelf in a sliding mode, the clamping blocks are arranged between the inner sides of the adjacent first sliding rods, and the two second springs are arranged between the outer sides of the clamping blocks and the inner wall of the compact shelf.

The movable rack is characterized by further comprising a pushing mechanism, the pushing mechanism comprises a push plate, a sliding plate, a second sliding rail, a second sliding rod and a third spring, the second sliding rail is arranged on the lower portion of the front side of the movable rack, the two push plates are arranged on the second sliding rail in a sliding mode, the sliding plate is arranged on the upper side of the push plate and connected with the movable rack in a sliding mode, the second sliding rod is arranged on the outer side of the sliding plate, and the third spring is arranged between the inner side of the rear portion of the second sliding rod and the inner walls of the left side and the right side of the movable rack.

Further, the movable rack comprises a descending mechanism, the descending mechanism comprises a baffle, a third sliding rod, sliding sleeves, a fourth spring and an inclined plane plate, the two sliding sleeves are arranged on the lower portions of the left side and the right side of the movable rack, the third sliding rod is arranged between the two sliding sleeves on the same side in a sliding mode, the fourth spring is arranged between the upper side of the lower sliding sleeve and the lower portion of the third sliding rod, the inclined plane plate is arranged between the front side and the rear side of the upper portion of the third sliding rod, and the baffle is arranged on the lower portion of the outer side of the push plate.

Furthermore, the compact shelving comprises a stabilizing mechanism, wherein the stabilizing mechanism comprises a fixed plate, a fourth slide bar and a fifth spring, two groups of fourth slide bars are arranged on the lower portion of the compact shelving in a sliding mode, each group comprises four fourth slide bars, the fifth spring is arranged between the upper side of each fourth slide bar and the inner bottom wall of the compact shelving, and the fixed plate is arranged between the lower sides of the fourth slide bars of each group.

Further, the movable rack comprises an auxiliary mechanism, the auxiliary mechanism comprises a fixed wheel, a pull rope, a second U-shaped rod and a guide wheel, the fixed wheel is arranged at the middle of the handle, the second U-shaped rod is arranged on the lower portion of the left side and the lower portion of the left side of the movable rack, the second U-shaped rod is located above the handle, the guide wheel is arranged in the middle of the second U-shaped rod in an equal rotating mode, the pull rope is wound between the fixed wheel and the guide wheel, and people can pull the handle to the upper side conveniently through the pull rope.

Furthermore, two clamping grooves are arranged between the two first sliding rails.

Compared with the prior art, the invention has the following advantages: 1. according to the invention, the materials are placed on the material placing frame, then the handle is pulled upwards, so that the material placing frame moves upwards, then the compact shelf moves upwards, then the movable plate rotates downwards, the height of the compact shelf can be adjusted, then the handle is released, and the fixed rod can be clamped by the clamping block.

2. According to the invention, the second sliding rod is pulled outwards to enable the push plate to slide outwards, then the data can be placed conveniently for people, and then the second sliding rod is released to enable the push plate to slide inwards, so that the data can be covered and protected; through the push pedal that moves to the outside for the third slide bar moves to the downside, then the inclined plane board can promote first slide bar to the outside, so can make the blowing frame move to the downside, the data of being convenient for people to take.

3. According to the movable rack, the movable rack is placed on the ground, and then the fixed plate moves downwards under the action of the fifth spring and is attached to the ground, so that the fixed plate can improve the stability of the movable rack; through the outside pulling stay cord for the handle moves to the upside, makes people can be more laborsaving with the side-up movement of blowing frame.

Drawings

Fig. 1 is a schematic perspective view of a first perspective structure according to the present invention.

Fig. 2 is a perspective view of a second perspective structure according to the present invention.

Fig. 3 is a schematic view of a first partially separated body structure of the lifting mechanism of the present invention.

Fig. 4 is a schematic diagram of a second partially-separated body structure of the lifting mechanism of the present invention.

Fig. 5 is a perspective view of a third part of the lifting mechanism of the present invention.

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

Fig. 7 is a perspective view of a first part of the push-out mechanism of the present invention.

Fig. 8 is a schematic view of a second partial structure of the push-out mechanism of the present invention.

Fig. 9 is a perspective view of the descending mechanism of the present invention.

Fig. 10 is a perspective view of the stabilizing mechanism of the present invention.

Fig. 11 is a schematic perspective view of the auxiliary mechanism of the present invention.

The parts are labeled as follows: 1-compact shelf, 2-discharge shelf, 3-fixed bar, 31-handle, 4-lifting mechanism, 41-first slide rail, 42-movable plate, 43-slider, 44-detent plate, 45-first U-shaped bar, 46-first spring, 47-torsion spring, 5-adjusting mechanism, 51-detent block, 52-first slide bar, 53-second spring, 6-pushing mechanism, 61-push plate, 62-slide plate, 63-second slide rail, 64-second slide bar, 65-third spring, 7-lowering mechanism, 71-detent plate, 72-third slide bar, 73-slide sleeve, 74-fourth spring, 75-inclined plate, 8-stabilizing mechanism, 81-fixed plate, 82-fourth slide bar, 83-fifth spring, 9-auxiliary mechanism, 91-fixed wheel, 92-pull rope, 93-second U-shaped bar, 94-guide wheel.

Detailed Description

The preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Example 1

The utility model provides a compact shelving with adjustable height, as shown in fig. 1-6, including compact shelving 1, blowing frame 2, dead lever 3, handle 31, elevating system 4 and adjustment mechanism 5, compact shelving 1 is inside evenly to be slidingly connected with six blowing frames 2, blowing frame 2 can be used for placing the data, compact shelving 1 left and right sides lower part is all slidingly connected with handle 31, handle 31 inboard all is equipped with dead lever 3, handle 31 is convenient for people to remove dead lever 3, dead lever 3 all is connected with the blowing frame 2 left and right sides, dead lever 3 removes and can make blowing frame 2 remove, compact shelving 1 downside is equipped with elevating system 4, elevating system 4 can adjust compact shelving 1 height, compact shelving 1 left and right sides upper portion all is equipped with adjustment mechanism 5, adjustment mechanism 5 can carry out the screens with dead lever 3.

As shown in fig. 1, 2, 3, 4 and 5, the lifting mechanism 4 includes a first slide rail 41, a movable plate 42, a slider 43, a blocking plate 44, a first U-shaped rod 45, a first spring 46 and a torsion spring 47, two first U-shaped rods 45 are respectively disposed on the left and right sides of the bottom of the compact shelving 1, the movable plate 42 is rotatably connected to each first U-shaped rod 45, the blocking plate 44 is rotatably connected between the middle portions of two adjacent movable plates 42, the blocking plate 44 can block the movable plate 42, the torsion springs 47 are respectively disposed between the front and rear sides of the blocking plate 44 and the inner side of the movable plate 42, the blocking plate 44 can be rotatably reset by the torsion spring 47, the slider 43 is rotatably connected to the outer side of the movable plate 42, the first slide rail 41 is slidably connected between the two sliders 43 on the same lateral side, the first slide rail 41 can guide the slider 43, two blocking grooves are disposed between the two first slide rails 41, the blocking grooves can block the blocking plate 44, the first spring 46 is disposed between the inner side of the slider 43 and the middle portion of the first slide rail 41, and the first spring 46 can reset the slider 43.

As shown in fig. 2 and 6, the adjusting mechanism 5 includes a fixture block 51, first slide rods 52 and second springs 53, the two first slide rods 52 are slidably connected to the upper portions of the left and right sides of the compact shelf 1, the fixture block 51 is disposed between the inner sides of the adjacent first slide rods 52, the fixture block 51 can clamp the fixing rod 3, the two second springs 53 are disposed between the outer sides of the fixture block 51 and the inner wall of the compact shelf 1, and the fixture block 51 can be moved and reset by the second springs 53.

When people need to store a large amount of data, firstly, people fix two first sliding rails 41 on the ground, then people place the data on a material placing frame 2 with a higher layer number, slide a handle 31 upwards, so that a fixed rod 3 and the material placing frame 2 move upwards, the fixed rod 3 slides upwards to push a clamping block 51 outwards, the clamping block 51 moves outwards to drive a first sliding rod 52 to slide outwards, at the moment, a second spring 53 is compressed, when the upper side of the fixed rod 3 is separated from the clamping block 51, the clamping block 51 moves inwards to reset under the action of the second spring 53, so that the first sliding rod 52 slides inwards to reset, the clamping block 51 can clamp the fixed rod 3 for limiting, the handle 31 continues to move upwards to enable a compact shelving 1 to move upwards, the compact shelving 1 moves upwards to drive a first U-shaped rod 45 to move upwards, then a movable plate 42 rotates upwards, the movable plate 42 rotates upwards to rotate upwards to enable the sliding block 43 to slide inwards, the first sliding rail 41 can play a role in guiding role for the sliding block 43, at the first spring 46 is compressed, then the clamping plate 44 rotates downwards manually, at the moment, the torsion spring 47 is twisted, the two clamping grooves are arranged between the two first sliding rails 41, so that the clamping plates 41 can be placed on the compact shelving 1, and then the compact shelving can be placed on the lower layer, so that the other compact shelving 1 can be placed on the compact shelving with a higher height, and then, so that the compact shelving can be placed on the compact shelving 1, and the compact shelving, and then the compact shelving can be placed on the other compact shelving, so that the compact shelving is placed on the lower layer, and the compact shelving 1, and the compact shelving is placed on the lower layer, so that the compact shelving is higher layer; after the use is finished, firstly, people take out the high data placed at the lowest layer of the compact shelf 1, then people lift the compact shelf 1 upwards to pull out the clamping plate 44, then the clamping plate 44 rotates upwards to reset under the action of the torsion spring 47, then the slide block 43 slides outwards to reset under the action of the first spring 46, the slide block 43 slides outwards to drive the movable plate 42 to rotate upwards to reset, so that the compact shelf 1 moves downwards to reset, then people pull the first slide bar 52 outwards, the first slide bar 52 slides outwards to drive the clamping block 51 to move outwards, at the moment, the second spring 53 is compressed, then when the clamping block 51 is separated from the fixed bar 3, the discharging frame 2 moves downwards to reset under the action of the gravity of the data, then the fixed bar 3 and the handle 31 move downwards to reset, then people release the first slide bar 52, then the clamping block 51 moves inwards to reset under the action of the second spring 53, the clamping block 51 moves inwards to drive the first slide bar 52 to reset, then people can take out the stored data, the stored data can be stored by repeating the above operations, the height of the compact shelf 1 can be adjusted, and the damage to the ground can be prevented.

Example 2

On the basis of the embodiment 1, as shown in fig. 1, fig. 2, fig. 7 and fig. 8, the compact shelving further comprises an ejecting mechanism 6 capable of covering and protecting data, the ejecting mechanism 6 comprises a push plate 61, a sliding plate 62, a second sliding rail 63, a second sliding rod 64 and a third spring 65, the second sliding rail 63 is arranged at the lower part of the front side of the compact shelving 1, two push plates 61 are connected to the second sliding rail 63 in a sliding manner, the push plate 61 can cover and protect the data, the second sliding rail 63 can guide the push plate 61, the sliding plate 62 is arranged on the upper side of the push plate 61, the sliding plate 62 is connected to the compact shelving 1 in a sliding manner, the second sliding rod 64 is arranged on the outer side of the sliding plate 62, the second sliding rod 64 is connected to the compact shelving 1 in a sliding manner, the second sliding rod 64 is convenient for people to pull the sliding plate 62, the third spring 65 is arranged between the inner side of the rear part of the second sliding rod 64 and the inner walls of the left and right sides of the compact shelving 1, and the third spring 65 can enable the second sliding rod 64 to reset the second sliding rod 64.

When people need store the data, at first people outwards stimulate second slide bar 64, third spring 65 is compressed this moment, second slide bar 64 outwards slides and drives slide 62 and push pedal 61 outwards to remove, second slide rail 63 can play the guide effect to push pedal 61, then people can store the data in compact shelf 1, store good back people and release second slide bar 64, then second slide bar 64 slides to the inboard and resets under third spring 65 effect, second slide bar 64 inwards moves and drives slide 62 and push pedal 61 inwards to move and reset, push pedal 61 can play the protection effect of covering to the data, the operation can cover the protection to the data of storing more than repeating.

As shown in fig. 1 and 9, the movable rack further comprises a descending mechanism 7 capable of making the material placing rack 2 descend, the descending mechanism 7 comprises a baffle 71, a third sliding rod 72, sliding sleeves 73, a fourth spring 74 and a slope plate 75, two sliding sleeves 73 are arranged on the lower portions of the left side and the right side of the movable rack 1, the third sliding rod 72 is connected between the two sliding sleeves 73 on the same side in a sliding manner, the sliding sleeves 73 can guide the third sliding rod 72, the fourth spring 74 is arranged between the upper side of the lower sliding sleeve 73 and the lower portion of the third sliding rod 72, the fourth spring 74 can make the third sliding rod 72 slide and reset, the slope plate 75 is arranged between the front side and the rear side of the upper portion of the third sliding rod 72, the slope plate 75 can make the first sliding rod 52 slide to the outer side by moving to the lower side, the baffle 71 is arranged on the lower portion of the outer side of the push plate 61, and the baffle 71 can limit the third sliding rod 72.

When people need to take out stored data, at this time, the fixing rod 3 is located above the first sliding rod 52, the inclined plate 75 is located at the uppermost position, firstly, people pull the second sliding rod 64 to the outside, at this time, the third spring 65 is compressed, so that the push plate 61 slides to the outside, the push plate 61 slides to the outside to drive the baffle 71 to move to the outside, when the baffle 71 is separated from the third sliding rod 72, the third sliding rod 72 slides to the outside under the action of the fourth spring 74, the sliding sleeve 73 can guide the third sliding rod 72, the third sliding rod 72 slides to the downside to drive the inclined plate 75 to move to the downside, the inclined plate 75 moves to the downside to push the first sliding rod 52 to the outside, at this time, the second spring 53 is compressed, then the discharging frame 2 can move to the downside to facilitate people to take out data, after taking out, people push the inclined plate 72 to the upside to reset, the third sliding rod 72 moves to drive the inclined plate 75 to move to the upside to move to reset, then, when the first sliding plate 75 is separated from the first sliding plate 52, the second spring 53 moves to the inside, people stretch the inclined plate 53 to move to drive the third sliding rod 72 to move to the baffle 71 to release the third sliding to the baffle 71, and then slide to the inside, people can release the third sliding to release the baffle 71, and then the third sliding plate 71 to release the pushing plate 71 to the pushing plate 71 repeatedly.

As shown in fig. 1, fig. 2 and fig. 10, the compact shelving further comprises a stabilizing mechanism 8 capable of improving the stability of the compact shelving 1, wherein the stabilizing mechanism 8 comprises a fixing plate 81, a fourth sliding rod 82 and a fifth spring 83, two groups of fourth sliding rods 82 are slidably connected to the lower portion of the compact shelving 1, each group comprises four fourth sliding rods 82, a fifth spring 83 is arranged between the upper side of each fourth sliding rod 82 and the inner bottom wall of the compact shelving 1, the fifth springs 83 can enable the fourth sliding rods 82 to move and reset, a fixing plate 81 is arranged between the lower sides of each group of fourth sliding rods 82, and the fixing plate 81 can improve the stability of the compact shelving 1.

When people need to adjust the height of the compact shelf 1, initially, the fifth spring 83 is in a stretched state, firstly, people place the compact shelf 1 on the ground, then people can adjust the height of the compact shelf 1, the compact shelf 1 moves upwards to enable the fixing plate 81 to move downwards under the action of the fifth spring 83, then the fixing plate 81 is attached to the ground, the fixing plate 81 can improve the stability of the compact shelf 1, the fourth sliding rod 82 can play a guiding role in the compact shelf 1, after the use is completed, people move the compact shelf 1 downwards to reset, then the fixing plate 81 moves upwards to reset, the fifth spring 83 is stretched to reset, the operation is repeated to improve the stability of the compact shelf 1 when the height of the compact shelf 1 is adjusted, and data are prevented from falling off when the height of the compact shelf 1 is adjusted.

As shown in fig. 1 and 11, the portable compact shelving further comprises an auxiliary mechanism 9 which can facilitate people to pull the handle 31, the auxiliary mechanism 9 comprises a fixed wheel 91, a pull rope 92, a second U-shaped rod 93 and a guide wheel 94, the fixed wheel 91 is arranged in the middle of the handle 31, the second U-shaped rods 93 are arranged on the lower portions of the left side and the right side of the compact shelving 1, the second U-shaped rods 93 are located above the handle 31, the guide wheel 94 is rotatably connected to the middle of the second U-shaped rods 93, the pull rope 92 is wound between the fixed wheel 91 and the guide wheel 94, the pull rope 92 is convenient for people to pull the handle 31 to the upper side, and the guide wheel 94 can guide the pull rope 92.

When people need to lift the discharging frame 2, firstly, people pull the pull rope 92 to the outer side, then the guide wheel 94 is enabled to rotate, the guide wheel 94 can play a guiding role for the pull rope 92, the pull rope 92 is pulled to enable the fixed wheel 91 to move to the upper side, the fixed wheel 91 moves to the upper side to enable the handle 31 to move to the upper side, then the discharging frame 2 moves to the upper side, after the use is completed, people release the pull rope 92, the discharging frame 2 moves to the lower side under the action of gravity of data to reset, then the handle 31 moves to the lower side to reset, the handle 31 moves to the lower side to drive the fixed wheel 91 to move to the lower side, the fixed wheel 91 moves to the lower side to enable the lower end of the pull rope 92 to move to the lower side, then the guide wheel 94 rotates reversely to reset, and the operation above repeatedly enables people to move the discharging frame 2 to the upper side in a labor-saving mode.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A height-adjustable compact shelf comprises a compact shelf (1), material placing frames (2), fixing rods (3) and handles (31), wherein six material placing frames (2) are uniformly arranged in the compact shelf (1) in a sliding manner, the handles (31) are arranged on the lower portions of the left side and the right side of the compact shelf (1) in a sliding manner, the fixing rods (3) are arranged on the inner sides of the handles (31), the fixing rods (3) are connected with the left side and the right side of the material placing frames (2), the height-adjustable compact shelf is characterized by further comprising a lifting mechanism (4) and an adjusting mechanism (5), the lifting mechanism (4) is arranged on the lower side of the compact shelf (1), and the adjusting mechanism (5) is arranged on the upper portions of the left side and the right side of the compact shelf (1); the lifting mechanism (4) comprises a first slide rail (41), movable plates (42), sliding blocks (43), clamping plates (44), first U-shaped rods (45), first springs (46) and torsion springs (47), the left side and the right side of the bottom of the compact shelving (1) are respectively provided with the two first U-shaped rods (45), the movable plates (42) are rotatably arranged on the first U-shaped rods (45), the clamping plates (44) are rotatably arranged between the middle parts of the two adjacent movable plates (42), the torsion springs (47) are respectively arranged between the front side and the rear side of each clamping plate (44) and the inner sides of the corresponding movable plate (42), the sliding blocks (43) are rotatably arranged on the outer sides of the movable plates (42), the first slide rail (41) is slidably arranged between the two sliding blocks (43) on the same transverse side, and the first springs (46) are respectively arranged between the inner sides of the sliding blocks (43) and the middle parts of the slide rails; the adjusting mechanism (5) comprises a clamping block (51), first sliding rods (52) and second springs (53), the upper parts of the left side and the right side of the compact shelving (1) are both provided with the two first sliding rods (52) in a sliding manner, the clamping block (51) is arranged between the inner sides of the adjacent first sliding rods (52), and the two second springs (53) are arranged between the outer side of the clamping block (51) and the inner wall of the compact shelving (1); upwards sliding handle (31), make dead lever (3) and blowing frame (2) to the upside removal, dead lever (3) upwards slides and can promote fixture block (51) to the outside, fixture block (51) move to the outside and drive first slide bar (52) to the outside and slide, second spring (53) are compressed this moment, when dead lever (3) upside and fixture block (51) separation, fixture block (51) move to the inside under second spring (53) effect and reset, make first slide bar (52) slide to the inside and reset, fixture block (51) can block dead lever (3) spacing, handle (31) continue to move to the upside and can make compact shelving (1) move to the upside, compact shelving (1) move to the upside to the side and drive first U type pole (45) to move, then make movable plate (42) rotate to the upside, movable plate (42) upwards side move and make slider (43) slide, first slide rail (41) can play the guide effect to slider (43), first spring (46) are compressed this moment, then people rotate clamping plate (44) to the downside to the inboard side and make two clamping grooves (47) to be equipped with the torsion spring (47), so two clamping groove (41) are twisted to the compact shelving this moment.

2. The compact shelving with the adjustable height as claimed in claim 1, further comprising an ejecting mechanism (6), wherein the ejecting mechanism (6) comprises a push plate (61), a sliding plate (62), a second sliding rail (63), a second sliding rod (64) and a third spring (65), the second sliding rail (63) is arranged at the lower part of the front side of the compact shelving (1), two push plates (61) are arranged on the second sliding rail (63) in a sliding manner, the sliding plates (62) are arranged on the upper sides of the push plates (61), the sliding plates (62) are connected with the compact shelving (1) in a sliding manner, the second sliding rod (64) is arranged on the outer sides of the sliding plates (62), and the third spring (65) is arranged between the inner side of the rear part of the second sliding rod (64) and the inner walls of the left and right sides of the compact shelving (1).

3. The compact shelf with the adjustable height as claimed in claim 2, further comprising a descending mechanism (7), wherein the descending mechanism (7) comprises a baffle (71), a third slide bar (72), a slide sleeve (73), a fourth spring (74) and an inclined plane plate (75), two slide sleeves (73) are respectively arranged at the lower parts of the left side and the right side of the compact shelf (1), the third slide bar (72) is arranged between the two slide sleeves (73) at the same side in a sliding manner, the fourth spring (74) is arranged between the upper side of the lower slide sleeve (73) and the lower part of the third slide bar (72), the inclined plane plate (75) is arranged between the front side and the rear side of the upper part of the third slide bar (72), and the baffle (71) is arranged at the lower part of the outer side of the push plate (61).

4. Compact shelf with adjustable height according to claim 3, characterized in that it further comprises a stabilizing mechanism (8), the stabilizing mechanism (8) comprises a fixed plate (81), a fourth slide bar (82) and a fifth spring (83), the lower part of the compact shelf (1) is slidably provided with two groups of fourth slide bars (82), each group has four fourth slide bars (82), the fifth spring (83) is arranged between the upper side of the fourth slide bar (82) and the inner bottom wall of the compact shelf (1), and the fixed plate (81) is arranged between the lower sides of the fourth slide bars (82).

5. The compact shelf with the adjustable height as claimed in claim 4, further comprising an auxiliary mechanism (9), wherein the auxiliary mechanism (9) comprises a fixed wheel (91), a pull rope (92), a second U-shaped rod (93) and a guide wheel (94), the fixed wheel (91) is arranged in the middle of the handle (31), the second U-shaped rod (93) is arranged on the lower portion of the left side and the lower portion of the right side of the compact shelf (1), the second U-shaped rod (93) is positioned above the handle (31), the guide wheel (94) is rotatably arranged in the middle of the second U-shaped rod (93), the pull rope (92) is wound between the fixed wheel (91) and the guide wheel (94), and the pull rope (92) is convenient for people to pull the handle (31) upwards.

6. Compact shelf with adjustable height according to claim 1, characterised in that two blocking grooves are provided between the two first sliding rails (41).