CN114794742B - Compact shelf capable of automatically expanding and contracting - Google Patents
Compact shelf capable of automatically expanding and contracting Download PDFInfo
- Publication number
- CN114794742B CN114794742B CN202210236088.1A CN202210236088A CN114794742B CN 114794742 B CN114794742 B CN 114794742B CN 202210236088 A CN202210236088 A CN 202210236088A CN 114794742 B CN114794742 B CN 114794742B
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- 230000002146 bilateral effect Effects 0.000 claims description 3
- 230000008602 contraction Effects 0.000 claims 1
- 238000013459 approach Methods 0.000 abstract description 3
- 244000309464 bull Species 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B63/00—Cabinets, racks or shelf units, specially adapted for storing books, documents, forms, or the like
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B53/00—Cabinets or racks having several sections one behind the other
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B87/00—Sectional furniture, i.e. combinations of complete furniture units, e.g. assemblies of furniture units of the same kind such as linkable cabinets, tables, racks or shelf units
- A47B87/007—Linkable independent elements with the same or similar cross-section
- A47B87/008—Rectangular cabinets or racks in a side-by-side arrangement
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- Warehouses Or Storage Devices (AREA)
Abstract
The invention relates to a compact shelf, in particular to a compact shelf capable of automatically expanding and contracting. The compact shelf can be automatically unfolded or contracted without manual pushing. The invention is realized by the following technical approaches: the utility model provides a compact shelf that can expand and shrink automatically, includes first guide rail, main frame, layer board, baffle etc. even slidingtype is equipped with two at least main frames on the first guide rail, and main frame front side all is equipped with the baffle, all is connected with two piece at least layer boards of accepting books data between baffle rear side and the adjacent main frame. The gear motor is controlled to work, so that the four main frames can be mutually far away from each other to be unfolded or mutually close to each other to be contracted, the operation is convenient, the three main frames are not required to be manually pulled to move, and the operation time can be reduced.
Description
Technical Field
The invention relates to a compact shelf, in particular to a compact shelf capable of automatically expanding and contracting.
Background
The compact shelf is a novel tool suitable for institutions, enterprises and institutions, libraries, archives, sample rooms and the like for storing books, archives, goods price, archives financial documents and goods.
The existing compact shelf comprises a first guide rail, a main frame, supporting plates, baffle plates and rotating wheels, wherein four main frames are uniformly and slidably arranged on the first guide rail, the front side of each main frame is provided with the baffle plates, six supporting plates are connected between the rear side of each baffle plate and the adjacent main frame, the rotating wheels are symmetrically arranged on the front side and the rear side of the lower portion of each main frame and are in contact with the first guide rail, when books need to be placed in the supporting plates in the main frames, the main frames need to be pushed to move leftwards in sequence, the main frames can be opened after being pushed for three times, then the books can be placed in the supporting plates, the time required by manual pushing of the main frames is long, the operation is complex, and the overall convenience is affected.
In view of the above-mentioned technical problems, it is desirable to design a compact shelf capable of automatically expanding or contracting between main frames without manual pushing.
Disclosure of Invention
In order to overcome the defects that the prior compact shelf needs to manually push the main frames to move, so that the required time is long, the operation is complicated, and the overall convenience can be influenced, the compact shelf which can be automatically expanded or contracted between the main frames and does not need to be manually pushed is provided.
The invention is realized by the following technical approaches: the utility model provides a compact shelf that can expand and shrink automatically, including first guide rail, the main frame, the layer board, baffle and runner, even slidingtype is equipped with two at least main frames on the first guide rail, main frame front side all is equipped with the baffle, all be connected with two piece at least layer boards that accept books data between baffle rear side and the adjacent main frame, the main frame lower part front and back both sides all bilateral symmetry rotation is equipped with the runner that can be convenient for main frame to remove, the runner all contacts with first guide rail, still including slewing mechanism and expansion mechanism, be connected with slewing mechanism between runner and the main frame, be connected with the expansion mechanism that can make automatic expansion and shrink between the main frame between slewing mechanism and the main frame.
Optionally, slewing mechanism is including first bull stick, first fixed plate, first pivot, the conical gear, the second pivot, first bevel gear, second bevel gear and first straight gear, main frame front side lower part all rotates and is equipped with first bull stick, all be connected with first fixed plate between front side lower part and the adjacent baffle in the main frame, first fixed plate rear side all rotates and is equipped with first pivot, first pivot upside all is equipped with the conical gear with first pivot rear side, adjacent conical gear all meshes, main frame lower part front side all rotates and is equipped with the second pivot, second pivot middle part all is equipped with the second bevel gear, first pivot bottom all is equipped with first bevel gear, first bevel gear all meshes with adjacent second bevel gear, second pivot rear side all is equipped with first straight gear with the runner middle part, first straight gear on the runner all meshes with adjacent second pivot on first straight gear.
Optionally, the unfolding mechanism comprises a gear motor, a second spur gear, a second guide rail and a first sliding plate, the front side of the upper part of the left baffle is provided with the gear motor which can provide power for the movement of the main frame, the lower side of the output shaft of the gear motor is provided with the second spur gear with the top of the left first rotating shaft, the second spur gear is meshed, the upper sides of the front three baffles from left to right are provided with the second guide rail, the second guide rail is provided with the first sliding plate in a sliding mode, and the first sliding plate is connected with the adjacent baffles in a sliding mode.
Optionally, still including the fixed establishment that can fix left side main frame, fixed establishment is equipped with first dead lever including footboard, first dead lever, second slide and first spring in front of the first guide rail left side, and first dead lever upside sliding is equipped with the second slide that can block left side main frame, is connected with first spring between second slide bottom and the first guide rail, and second slide top left side is equipped with the footboard, and footboard and second slide are all connected with first guide rail sliding.
Optionally, the device further comprises a driving mechanism capable of enabling two adjacent main frames to be connected together, the driving mechanism comprises a first clamping plate, a second fixing rod, a second clamping plate, a second spring and a second fixing plate, the second fixing plate is arranged at the lower parts of the right front sides of the front three main frames from left to right, the second fixing rod is arranged at the lower parts of the left front sides of the front three main frames from right to left, the first clamping plate is arranged at the lower sides of the second fixing rods in a sliding mode, the second clamping plate is arranged at the upper sides of the second fixing rods in a sliding mode, the second clamping plate, the first clamping plate and the second fixing plate are matched to enable the two adjacent main frames to be connected together, and the second spring is connected between the inner sides of the second clamping plate and the middle parts of the adjacent second fixing rods.
Optionally, still including the separating mechanism that can make second splint and first splint break away from with the second fixed plate, separating mechanism is including second bull stick, limiting plate and torsion spring, three main frame front side lower part all is equipped with the rotation from right to left front and is equipped with the second bull stick, the second bull stick rear end all is equipped with the limiting plate that can make second splint and first splint break away from with the second fixed plate after rotating, all be connected with torsion spring between limiting plate front side and the adjacent main frame, the limiting plate all contacts with adjacent second splint and first splint.
Optionally, still including the unable locking mechanical system who removes of three main frame that can fix the right side, locking mechanical system is including the third fixed plate, the third slide, handle and third spring, all be equipped with the third fixed plate from right to left front three main frame front side lower part, the third slide that all can block the main frame after the slip is equipped with down in the middle part of the third fixed plate, the equal rotation type in third slide upside is equipped with the handle, the third slide all is connected with adjacent second dead lever slidingtype, be connected with the third spring between third slide top all and the adjacent first splint, all open the L-shaped groove from right to left front three main frame front side lower part, the handle all slides on adjacent L-shaped groove, the third slide all slides with adjacent main frame slidingtype, the evenly open in front side right part has three and the draw-in groove that agrees with in with the third slide lower part on the first guide rail.
Optionally, an anti-skid slot is arranged on the pedal.
The invention combines all the technical approaches, and has the advantages and positive effects that:
1. the gear motor is controlled to work, so that the four main frames can be mutually far away from each other to be unfolded or mutually close to each other to be contracted, the operation is convenient, the three main frames are not required to be manually pulled to move, and the operation time can be reduced.
2. The second slide can block the main frame on the leftmost side, prevents that the main frame from taking place to rock when depositing books and leading to removing, and then makes the distance between the main frame reduce and causes the extrusion to the staff to receive the injury.
3. The adjacent two main frames can be connected together through the cooperation among the second fixed plate, the first clamping plate and the second clamping plate, so that the first clamping plate and the second clamping plate loosen the second fixed plate according to the needs, the corresponding main frames can be opened, the time for opening the needed main frames can be reduced, and the working efficiency is improved.
Drawings
Fig. 1 is a schematic overall perspective view of the present invention.
Fig. 2 is a schematic view of a partially cut-away perspective structure of the present invention.
Fig. 3 is a schematic perspective view of the whole structure of the rotating mechanism of the present invention.
Fig. 4 is a schematic view of a part of a rotating mechanism of the present invention.
Fig. 5 is an enlarged perspective view of the present invention at a.
Fig. 6 is a schematic overall perspective view of the deployment mechanism of the present invention.
FIG. 7 is a schematic view of a part of a deployment mechanism of the present invention.
Fig. 8 is a schematic perspective view of a first embodiment of the fixing mechanism of the present invention.
Fig. 9 is a schematic view of a second perspective structure of the fixing mechanism of the present invention.
Fig. 10 is a schematic overall perspective view of the driving mechanism of the present invention.
Fig. 11 is a schematic perspective view of a portion of the driving mechanism of the present invention.
Fig. 12 is an enlarged perspective view of the present invention at B.
Fig. 13 is a schematic perspective view of the whole structure of the separating mechanism of the present invention.
Fig. 14 is a schematic view showing a partial perspective structure of the separating mechanism of the present invention.
Fig. 15 is an enlarged perspective view of the C-position structure of the present invention.
Fig. 16 is a schematic perspective view of the locking mechanism of the present invention in an overall cross-sectional view.
Fig. 17 is a schematic view of a partial perspective view of the locking mechanism of the present invention.
Fig. 18 is an enlarged perspective view of the present invention at D.
In the reference numerals: 1_first rail, 2_main frame, 3_pallet, 4_shutter, 5_runner, 6_rotating mechanism, 61_first rotating lever, 62_first fixed plate, 63_first spring, 64_bevel gear, 65_second rotating lever, 66_first bevel gear, 67_second second straight gear, 68_first straight gear, 7_unwinding mechanism, 71_gear motor, 72_second straight gear, 73_second rail, 74_first slide, 8_fixed mechanism, 81_pedal, 82_first fixed lever, 83_second slide, 84_first spring, 9_driving mechanism, 91_first clamp plate, 92_second fixed plate, 93_second clamp plate, 94_second spring, 95_second fixed plate, 10_separating mechanism, 101_second rotating lever, 102_limit plate, 103_torsion spring, 11_locking mechanism, 111_third fixed plate, 112_third slide, 113_handle, 114_third spring.
Detailed Description
The invention is described in detail below with reference to the drawings and the specific embodiments.
Example 1
The utility model provides a compact shelf that can expand and shrink automatically, refer to fig. 1-3, including first guide rail 1, main frame 2, layer board 3, baffle 4, runner 5, slewing mechanism 6 and expansion mechanism 7, even slidingtype is equipped with four main frame 2 on the first guide rail 1, main frame 2 front side has all welded baffle 4, six layer board 3 have all been welded between baffle 4 rear side and the adjacent main frame 2, layer board 3 can accept books data, the equal bilateral symmetry rotation in main frame 2 lower part front and back is equipped with runner 5, runner 5 can be convenient for main frame 2 remove, runner 5 all contacts with first guide rail 1, be connected with slewing mechanism 6 between runner 5 and the main frame 2, be connected with expansion mechanism 7 between slewing mechanism 6 and the main frame 2, expansion mechanism 7 can make automatic expansion and shrink between the main frame 2.
Referring to fig. 4 and 5, the rotating mechanism 6 includes a first rotating rod 61, a first fixing plate 62, a first rotating shaft 63, a bevel gear 64, a second rotating shaft 65, a first bevel gear 66, a second bevel gear 67 and a first straight gear 68, the first rotating rod 61 is rotatably disposed at the lower part of the front side of the main frame 2, the first fixing plate 62 is rotatably disposed between the lower part of the front side of the main frame 2 and the adjacent baffle 4, the first rotating shaft 63 is rotatably disposed at the rear side of the first fixing plate 62, the bevel gear 64 is rotatably disposed at the upper side of the first rotating shaft 63 and the rear side of the first rotating rod 61, the second rotating shaft 65 is rotatably disposed at the front side of the lower part of the main frame 2, the second bevel gear 67 is rotatably disposed at the middle part of the second rotating shaft 65, the first bevel gear 66 is rotatably disposed at the lower part of the first rotating shaft 63, the first bevel gear 66 is rotatably disposed at the second bevel gear 67 adjacent thereto, the first straight gear 68 is rotatably disposed at the middle part of the second rotating shaft 65 through the key, and the first straight gear 68 is rotatably disposed at the middle part of the second rotating shaft 68 adjacent thereto.
Referring to fig. 6 and 7, the unfolding mechanism 7 includes a gear motor 71, a second spur gear 72, a second guide rail 73 and a first sliding plate 74, the gear motor 71 is disposed on the front side of the upper portion of the left baffle 4, the gear motor 71 can provide power for the movement of the main frame 2, the second spur gear 72 is connected to the lower side of the output shaft of the gear motor 71 and the top of the left first rotating shaft 63 through keys, the second spur gear 72 is meshed, the second guide rail 73 is welded to the upper sides of the front three baffles 4 from left to right, the first sliding plate 74 is slidably disposed on the second guide rail 73, and the first sliding plate 74 is slidably connected with the adjacent baffles 4.
When the compact shelf is needed, a worker can start the gear motor 71 to work, the output shaft of the gear motor 71 rotates to drive the left first rotating shaft 63 to rotate through the second straight gear 72, the left first rotating shaft 63 rotates to drive the left first rotating rod 61 to rotate through the left conical gear 64, the left first rotating shaft 63 rotates to drive the left second conical gear 67 to rotate through the left first conical gear 66, the left second conical gear 67 rotates to drive the left second rotating shaft 65 to rotate, the left second rotating shaft 65 rotates to drive the left rotating wheel 5 to rotate through the left first straight gear 68, the left rotating wheel 5 rotates to move leftwards, so that the left main frame 2 is driven to move leftwards, the left main frame 2 moves leftwards to drive the left supporting plate 3 and the baffle 4 to move leftwards, when the left baffle plate 4 moves leftwards to drive the left second guide rail 73 to move leftwards on the left first slide plate 74, when the left second guide rail 73 cannot continue to move leftwards on the left first slide plate 74, the left first slide plate 74 can be driven to move leftwards, when the left first slide plate 74 cannot move leftwards on the left second baffle plate 4, the left second baffle plate 4 can be driven to move leftwards, the baffle plate 4 can be intermittently pulled to move leftwards through the second guide rail 73 and the first slide plate 74, so that the main frame 2 and the supporting plate 3 are moved leftwards, the four main frames 2 are opened, a certain gap exists between the four main frames, a worker can stop the operation of the speed reducing motor 71, books, data and the like to be stored are put on the supporting plate 3, the speed reducing motor 71 can be operated after the placement is finished, the output shaft of the speed reducing motor 71 is reversed, therefore, the left rotating wheel 5 can be reversed, the left rotating wheel 5 can drive the left main frame 2, the supporting plate 3 and the baffle 4 to move rightwards for resetting, at the moment, the left second guide rail 73 can move rightwards on the left first sliding plate 74, when the left second guide rail 73 cannot continue to move rightwards on the left first sliding plate 74, the left first sliding plate 74 can move rightwards, and when the left two main frames 2 are attached, the left first sliding plate 74 cannot continue to move rightwards on the second baffle 4 from left to right, so that the main frames 2 can be retracted to be close to each other.
Example 2
On the basis of embodiment 1, referring to fig. 2, 8 and 9, the device further comprises a fixing mechanism 8, the fixing mechanism 8 can fix the leftmost main frame 2, the fixing mechanism 8 comprises a pedal 81, a first fixing rod 82, a second sliding plate 83 and a first spring 84, the first fixing rod 82 is welded on the left front side of the first guide rail 1, the second sliding plate 83 is slidably arranged on the first fixing rod 82, the second sliding plate 83 can clamp the leftmost main frame 2, a first spring 84 is connected between the bottom of the second sliding plate 83 and the first guide rail 1, the pedal 81 with anti-skidding patterns is welded on the left side of the top of the second sliding plate 83, and the pedal 81 and the second sliding plate 83 are slidably connected with the first guide rail 1.
When the left main frame 2 moves leftwards to contact with the second sliding plate 83 and then moves continuously, the second sliding plate 83 can move downwards, the first spring 84 is compressed, the second sliding plate 83 moves downwards to drive the pedal 81 to move downwards, after the left main frame 2 moves leftwards to pass over the second sliding plate 83, the second sliding plate 83 and the pedal 81 move upwards to reset under the action of the first spring 84, the left main frame 2 can not be blocked to move rightwards after the second sliding plate 83 moves upwards, so that the situation that the left main frame 2 moves to narrow the distance between the two main frames when books are stored on the supporting plate 3 can be avoided, further, the situation that the personnel are damaged due to extrusion is avoided, when the main frame 2 needs to move and reset, the personnel can pedal 81 to move downwards to drive the second sliding plate 83 to move downwards, the first spring 84 is compressed, slipping can be avoided under the action of anti-skidding of the pedal 81, the left main frame 2 can be reset after the main frame 2 moves upwards to block the right, and the pedal 84 can be released under the action of the first spring 83 and the second sliding plate 83 moves upwards to reset.
Referring to fig. 2, 10, 11 and 12, the device further comprises a driving mechanism 9, the driving mechanism 9 can enable two adjacent main frames 2 to be connected together, the driving mechanism 9 comprises a first clamping plate 91, a second fixing rod 92, a second clamping plate 93, a second spring 94 and a second fixing plate 95, the second fixing plate 95 is welded at the lower parts of the right front sides of the three main frames 2 from left to right, the second fixing rod 92 is welded at the lower parts of the left front sides of the three main frames 2 from right to left, a first clamping plate 91 is arranged at the lower side of the second fixing rod 92 in a sliding mode, a second clamping plate 93 is arranged at the upper side of the second fixing rod 92 in a sliding mode, the second clamping plate 93, the first clamping plate 91 and the second fixing plate 95 are matched to enable two adjacent main frames 2 to be connected together, and the second spring 94 is connected between the second clamping plate 93 and the inner side of the first clamping plate 91 and the middle part of the second fixing rod 92.
Referring to fig. 2, 13, 14 and 15, the separating mechanism 10 is further included, the separating mechanism 10 can separate the second clamping plate 93 and the first clamping plate 91 from the second fixing plate 95, the separating mechanism 10 includes a second rotating rod 101, a limiting plate 102 and a torsion spring 103, the lower portions of the front sides of the front three main frames 2 from right to left are respectively provided with the second rotating rod 101, the rear ends of the second rotating rods 101 are respectively welded with the limiting plate 102, the second clamping plate 93 and the first clamping plate 91 can be separated from the second fixing plate 95 after the limiting plate 102 rotates, the torsion spring 103 is connected between the front sides of the limiting plates 102 and the adjacent main frames 2, and the limiting plates 102 are respectively contacted with the adjacent second clamping plate 93 and the adjacent first clamping plate 91.
When the first clamping plate 91 and the second clamping plate 93 both clamp the second fixing plate 95 at the beginning, and the main frame 2 needs to be opened, a worker can rotate the second rotating rod 101 to drive the limiting plate 102 to rotate, the torsion spring 103 deforms, the limiting plate 102 rotates to drive the second clamping plate 93 to move upwards and the first clamping plate 91 to move downwards, the second spring 94 is compressed, the first clamping plate 91 and the second clamping plate 93 release the second fixing plate 95, the second rotating rod 101 is clamped by the appliance, so that the main frame 2 can be opened mutually, after books are stored, the main frame 2 can be moved and reset, the second rotating rod 101 is not fixed any more, the second rotating rod 101 and the limiting plate 102 rotate and reset under the action of the torsion spring 103, the limiting plate 102 does not abut against the first clamping plate 91 and the second clamping plate 93 any more, the second clamping plate 93 moves downwards and resets under the action of the upper side second spring 94, the first clamping plate 91 moves upwards to reset under the action of the second spring 94 at the lower side, the first clamping plate 91 and the second clamping plate 93 move to reset and can be clamped into the second fixing plate 95, and then two adjacent main frames 2 are fixed, when books are stored in a specific main frame 2, if books are stored in the leftmost main frame 2, the books can be directly placed on the leftmost supporting plate 3, when the books are stored in the second main frame 2 from left to right, only the leftmost second rotating rod 101 can be rotated, so that the two left main frames 2 are loosened, a worker can move leftmost main frames 2 left through the gear motor 71, and after a certain gap exists between the two left main frames 2, the gear motor 71 can be stopped, at this time, the book can be stored in the second main frame 2 from left to right, and similarly, when the book needs to be stored in the third main frame 2 from left to right, only the middle second rotating rod 101 can be rotated, so that the two left main frames 2 are fixed together, and when the leftmost main frame 2 moves leftwards, the second main frame 2 from left to right can be driven to move leftwards through the first clamping plate 91, the second fixing rod 92, the second clamping plate 93 and the second fixing plate 95, and the time for opening the main frames 2 is reduced.
Referring to fig. 2, 16, 17 and 18, the locking mechanism 11 is further included, the locking mechanism 11 can fix three main frames 2 on the right side and cannot move, the locking mechanism 11 includes a third fixing plate 111, a third sliding plate 112, a handle 113 and a third spring 114, the lower parts of the front sides of the front three main frames 2 from right to left are all welded with the third fixing plate 111, the middle part of the third fixing plate 111 is provided with the third sliding plate 112 in a sliding mode, the third sliding plate 112 can clamp the main frames 2 after moving downwards, the upper side of the third sliding plate 112 is provided with the handle 113 in a rotating mode, the third sliding plate 112 is connected with the adjacent second fixing rods 92 in a sliding mode, the top of the third sliding plate 112 is connected with the adjacent first clamping plate 91, the lower parts of the front sides of the front three main frames 2 from right to left are all provided with L-shaped grooves, the handle 113 is all connected with the adjacent main frames 2 in a sliding mode, and the right part of the front side of the upper front side of the first guide rail 1 is evenly provided with three wedge-shaped grooves 112 which are matched with the lower parts of the third sliding plate.
The first clamping plate 91 moves downwards to drive the third spring 114, the third sliding plate 112 and the handle 113 to move downwards, the third sliding plate 112 moves downwards and can be inserted into the clamping groove of the first guide rail 1, so that the main frame 2 cannot move at the moment, a worker can pull the corresponding third sliding plate 112 to move upwards on the second fixing rod 92 according to the main frame 2 which is required to be opened, the third sliding plate 112 moves upwards to drive the handle 113 to move upwards, the third spring 114 is compressed, after the handle 113 cannot move upwards continuously in the L-shaped groove, the handle 113 can be rotated to be positioned at the short groove of the L-shaped groove, the third sliding plate 112 is further fixed, the third sliding plate 112 cannot move downwards due to the third spring 114, the worker can open the main frame 2 to store books, and after the main frame 2 is reset, the handle 113 can rotate reversely to reset, so that the third sliding plate 112 moves downwards on the second fixing rod 92 to reset under the action of the third spring 114, and the handle 113 moves downwards to reset.
The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (3)
1. The utility model provides a compact shelf capable of automatically expanding and contracting, which comprises a first guide rail (1), main frame (2), layer board (3), baffle (4) and runner (5), evenly slide on first guide rail (1) and be equipped with two at least main frame (2), main frame (2) front side all is equipped with baffle (4), all be connected with two piece at least layer board (3) that accept books data between baffle (4) rear side and the adjacent main frame (2), main frame (2) lower part front and back both sides bilateral symmetry rotation is equipped with runner (5) that can be convenient for main frame (2) to carry out the removal, runner (5) all contact with first guide rail (1), characterized by, still include slewing mechanism (6) and expansion mechanism (7), be connected with slewing mechanism (6) between runner (5) and main frame (2), be connected with between slewing mechanism (6) and main frame (2) and can make between main frame (2) expansion mechanism (7) of automatic expansion and contraction;
the rotating mechanism (6) comprises a first rotating rod (61), a first fixing plate (62), a first rotating shaft (63), conical gears (64), a second rotating shaft (65), a first bevel gear (66), a second bevel gear (67) and a first straight gear (68), wherein the first rotating rod (61) is arranged at the lower part of the front side of the main frame (2) in a rotating mode, the first fixing plate (62) is connected between the lower part of the front side of the main frame (2) and the adjacent baffle plate (4), the first rotating shaft (63) is arranged at the rear side of the first fixing plate (62) in a rotating mode, the conical gears (64) are arranged at the upper side of the first rotating shaft (63) and the rear side of the first rotating rod (61), the adjacent conical gears (64) are meshed, the second rotating shaft (65) is arranged at the front side of the lower part of the main frame (2), the second bevel gear (67) is arranged at the middle part of the second rotating shaft (65), the first bevel gear (66) is meshed with the adjacent second bevel gear (67), and the first conical gears (67) are meshed with the adjacent first straight gears (68) on the middle part of the second rotating shaft (65);
the unfolding mechanism (7) comprises a gear motor (71), a second spur gear (72), a second guide rail (73) and a first sliding plate (74), the front side of the upper part of the left side baffle plate (4) is provided with the gear motor (71) capable of providing power for the movement of the main frame (2), the lower side of an output shaft of the gear motor (71) is provided with the second spur gear (72) on the top of the left side first rotating shaft (63), the second spur gear (72) is meshed, the upper sides of the front three baffle plates (4) from left to right are provided with the second guide rail (73), the second guide rail (73) is provided with the first sliding plate (74) in a sliding mode, and the first sliding plate (74) is connected with the adjacent baffle plates (4) in a sliding mode;
the device comprises a main frame (2) at the leftmost side, and is characterized by further comprising a fixing mechanism (8) capable of fixing the main frame (2) at the leftmost side, wherein the fixing mechanism (8) comprises a pedal (81), a first fixing rod (82), a second sliding plate (83) and a first spring (84), the first fixing rod (82) is arranged at the left front side of the first guide rail (1), the second sliding plate (83) capable of clamping the main frame (2) at the leftmost side is arranged on the upper side of the first fixing rod (82) in a sliding manner, the first spring (84) is connected between the bottom of the second sliding plate (83) and the first guide rail (1), the pedal (81) is arranged at the left side of the top of the second sliding plate (83), and the pedal (81) and the second sliding plate (83) are both connected with the first guide rail (1) in a sliding manner;
the device comprises a main frame (2) and a driving mechanism (9) which can be connected between the two adjacent main frames (2), wherein the driving mechanism (9) comprises a first clamping plate (91), a second fixing rod (92), a second clamping plate (93), a second spring (94) and a second fixing plate (95), the lower parts of the right front sides of the front three main frames (2) from left to right are respectively provided with the second fixing plate (95), the lower parts of the left front sides of the front three main frames (2) from right to left are respectively provided with the second fixing rod (92), the lower sides of the second fixing rods (92) are respectively provided with a first clamping plate (91), the upper sides of the second fixing rods (92) are respectively provided with the second clamping plate (93), the second clamping plates (93), the first clamping plates (91) and the second fixing plates (95) are matched, the two adjacent main frames (2) can be connected together, and the second springs (94) are respectively connected between the inner sides of the second clamping plates (93) and the middle parts of the second clamping plates (91) and the second fixing rods (92); the novel clamping device is characterized by further comprising a separating mechanism (10) capable of separating the second clamping plate (93) and the first clamping plate (91) from the second fixing plate (95), wherein the separating mechanism (10) comprises a second rotating rod (101), a limiting plate (102) and a torsion spring (103), the lower parts of the front sides of the three main frames (2) from right to left are respectively provided with the second rotating rod (101), the rear ends of the second rotating rods (101) are respectively provided with the limiting plate (102) capable of separating the second clamping plate (93) and the first clamping plate (91) from the second fixing plate (95) after rotating, the torsion springs (103) are respectively connected between the front sides of the limiting plates (102) and the adjacent main frames (2), and the limiting plates (102) are respectively contacted with the adjacent second clamping plates (93) and the first clamping plates (91).
2. The compact shelf capable of being automatically unfolded and contracted according to claim 1, further comprising a locking mechanism (11) capable of fixing three main frames (2) on the right side, wherein the locking mechanism (11) comprises a third fixing plate (111), a third sliding plate (112), a handle (113) and a third spring (114), the lower parts of the front three main frames (2) from right to left are all provided with the third fixing plate (111), the middle parts of the third fixing plate (111) are all provided with the third sliding plate (112) capable of clamping the main frames (2) after moving downwards in a sliding mode, the upper sides of the third sliding plate (112) are all rotationally provided with handles (113), the tops of the third sliding plate (112) are all connected with adjacent first clamping plates (91) in a sliding mode, L-shaped grooves are formed in the lower parts of the front three main frames (2) from right to left, the handles (113) are all connected with the upper parts of the adjacent first sliding plates (112) in a sliding mode, and the lower parts of the adjacent L-shaped main frames (2) are all connected with the lower parts of the adjacent sliding plates (1) in a sliding mode.
3. An automatically expandable and contractible compact shelving as in claim 1, wherein the pedals (81) are provided with anti-skid grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210236088.1A CN114794742B (en) | 2022-03-11 | 2022-03-11 | Compact shelf capable of automatically expanding and contracting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210236088.1A CN114794742B (en) | 2022-03-11 | 2022-03-11 | Compact shelf capable of automatically expanding and contracting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114794742A CN114794742A (en) | 2022-07-29 |
| CN114794742B true CN114794742B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210236088.1A Active CN114794742B (en) | 2022-03-11 | 2022-03-11 | Compact shelf capable of automatically expanding and contracting |
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| CN (1) | CN114794742B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2760338A1 (en) * | 1997-03-07 | 1998-09-11 | Skid Line | System for moving individual shelf units in a row of such units. |
| CN205831461U (en) * | 2016-04-28 | 2016-12-28 | 广州锦汉金属家具有限公司 | A kind of Novel movable rack |
| CN210144173U (en) * | 2019-05-30 | 2020-03-17 | 王腾 | Electronic bidding cabinet |
| CN111616520A (en) * | 2020-07-01 | 2020-09-04 | 张净 | Intensive storage equipment for file storage |
| CN112471779A (en) * | 2020-12-14 | 2021-03-12 | 广州振越钢制办公设备有限公司 | Compact shelf with anti-falling device |
| CN112754181A (en) * | 2021-01-22 | 2021-05-07 | 江西阳光安全设备集团有限公司 | Single-motor traction office book compact shelf |
| CN112914246A (en) * | 2021-01-22 | 2021-06-08 | 江西阳光安全设备集团有限公司 | Double-drive compact shelf with hidden handle |
| CN113040530A (en) * | 2021-03-31 | 2021-06-29 | 陈超 | Financial safety cabinet structure of slidable use |
| CN114027633A (en) * | 2021-10-18 | 2022-02-11 | 江西远大保险设备实业集团有限公司 | Compact shelf convenient to move |
-
2022
- 2022-03-11 CN CN202210236088.1A patent/CN114794742B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2760338A1 (en) * | 1997-03-07 | 1998-09-11 | Skid Line | System for moving individual shelf units in a row of such units. |
| CN205831461U (en) * | 2016-04-28 | 2016-12-28 | 广州锦汉金属家具有限公司 | A kind of Novel movable rack |
| CN210144173U (en) * | 2019-05-30 | 2020-03-17 | 王腾 | Electronic bidding cabinet |
| CN111616520A (en) * | 2020-07-01 | 2020-09-04 | 张净 | Intensive storage equipment for file storage |
| CN112471779A (en) * | 2020-12-14 | 2021-03-12 | 广州振越钢制办公设备有限公司 | Compact shelf with anti-falling device |
| CN112754181A (en) * | 2021-01-22 | 2021-05-07 | 江西阳光安全设备集团有限公司 | Single-motor traction office book compact shelf |
| CN112914246A (en) * | 2021-01-22 | 2021-06-08 | 江西阳光安全设备集团有限公司 | Double-drive compact shelf with hidden handle |
| CN113040530A (en) * | 2021-03-31 | 2021-06-29 | 陈超 | Financial safety cabinet structure of slidable use |
| CN114027633A (en) * | 2021-10-18 | 2022-02-11 | 江西远大保险设备实业集团有限公司 | Compact shelf convenient to move |
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| Publication number | Publication date |
|---|---|
| CN114794742A (en) | 2022-07-29 |
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