CN114794742A - Compact shelf capable of being automatically unfolded and folded - Google Patents
Compact shelf capable of being automatically unfolded and folded Download PDFInfo
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- CN114794742A CN114794742A CN202210236088.1A CN202210236088A CN114794742A CN 114794742 A CN114794742 A CN 114794742A CN 202210236088 A CN202210236088 A CN 202210236088A CN 114794742 A CN114794742 A CN 114794742A
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- sliding
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- 230000007246 mechanism Effects 0.000 claims description 67
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000013459 approach Methods 0.000 abstract description 3
- 244000309464 bull Species 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 230000009467 reduction Effects 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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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
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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
- 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
Abstract
The invention relates to a compact shelf, in particular to a compact shelf capable of being automatically unfolded and folded. The compact shelf capable of being automatically unfolded and folded can enable the main frames to be automatically unfolded or folded without manual pushing. The invention is realized by the following technical approaches: the utility model provides a compact shelf that can expand automatically and contract, is including first guide rail, main frame, layer board, baffle etc. and the even slidingtype is equipped with two at least main frames on the first guide rail, and the main frame front side all is equipped with the baffle, all is connected with two at least layer boards of accepting books data etc. between baffle rear side and the adjacent main frame. Control gear motor carries out work, alright keep away from each other between four main frames and expand, or be close to the shrink each other again, so the operation is comparatively convenient, need not the three main frame of artifical pulling and removes to reducible operating time.
Description
Technical Field
The invention relates to a compact shelf, in particular to a compact shelf capable of being automatically unfolded and folded.
Background
The compact shelf is a novel outfit suitable for books, documents, prices, financial documents and goods in offices, enterprises and institutions, book data rooms, archive rooms, sample rooms and the like.
Present intensive including first guide rail, the main frame, the layer board, baffle and runner, the even slidingtype is equipped with four main frames on the first guide rail, the main frame front side all is equipped with the baffle, all be connected with six layer boards between baffle rear side and the adjacent main frame, the equal bilateral symmetry rotary type in both sides is equipped with the runner around the main frame lower part, the runner all contacts with first guide rail, when putting into books on the layer board in the main frame need be promoted in proper order, just can make between the main frame all opened after promoting the cubic, alright afterwards put into books on the layer board, the manual work promotes that the main frame removes required time length and operates comparatively loaded down with trivial details, so influence holistic convenience.
In view of the above technical problems, there is a need to design a compact shelf capable of automatically expanding and contracting between main frames without manual pushing.
Disclosure of Invention
In order to overcome the defects that the conventional 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 is influenced, the compact shelf capable of automatically expanding and contracting can be automatically expanded or contracted between the main frames without manual pushing is provided.
The invention is realized by the following technical approaches: the utility model provides a but intensive of automatic expansion and shrink, including first guide rail, the main frame, the layer board, baffle and runner, the even slidingtype is equipped with two at least main frames on the first guide rail, the main frame front side all is equipped with the baffle, all be connected with two at least layer boards of accepting books data etc. between baffle rear side and the adjacent main frame, the equal bilateral symmetry rotary type in both sides is equipped with the runner that can be convenient for the main frame and carry out the removal around the main frame lower part, the runner all contacts with first guide rail, still including slewing mechanism and deployment mechanism, be connected with slewing mechanism between runner and the main frame, be connected with the deployment mechanism that can make automatic expansion and shrink between the main frame between slewing mechanism and the main frame.
Optionally, the rotating mechanism comprises a first rotating rod, a first fixing plate, a first rotating shaft and a bevel gear, the second pivot, first bevel gear, second bevel gear and first spur gear, the equal rotary type in main frame front side lower part is equipped with first bull stick, all be connected with first fixed plate in the main frame between front side lower part and the adjacent baffle, the equal rotary type in first fixed plate rear side is equipped with first pivot, first pivot upside all is equipped with bevel gear with first bull stick rear side, adjacent bevel gear all meshes, the equal rotary type in main frame lower part front side is equipped with the second pivot, second pivot middle part all is equipped with 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 spur gear with the runner middle part, first spur gear on the runner all meshes with the epaxial first spur gear of adjacent second.
Optionally, the unfolding mechanism comprises a speed reduction motor, a second straight gear, a second guide rail and a first sliding plate, the speed reduction motor capable of providing power for the movement of the main frame is arranged on the front side of the upper portion of the left baffle, the second straight gear is arranged on the lower side of an output shaft of the speed reduction motor and on the top of a first rotating shaft on the left side, the second straight gear is meshed with the first straight gear, the second guide rail is arranged on the upper side of the first three baffles from left to right, the first sliding plate is arranged on the second guide rail in a sliding mode, and the first sliding plate is connected with the adjacent baffles in a sliding mode.
Optionally, the fixing mechanism is further provided with a fixing mechanism capable of fixing the leftmost main frame, the fixing mechanism comprises a pedal, a first fixing rod, a second sliding plate and a first spring, the first fixing rod is arranged on the left front side of the first guide rail, the second sliding plate capable of clamping the leftmost main frame is slidably arranged on the upper side of the first fixing rod, the first spring is connected between the bottom of the second sliding plate and the first guide rail, the pedal is arranged on the left side of the top of the second sliding plate, and the pedal and the second sliding plate are both slidably connected with the first guide rail.
Optionally, still including the drive mechanism that can make and link together between two adjacent main frames, drive mechanism is including first splint, the second dead lever, the second splint, second spring and second fixed plate, from a left side to the right side before three main frame right front side lower part all be equipped with the second fixed plate, from a right side to the left side before three main frame left front side lower part all be equipped with the second dead lever, second dead lever downside all slidingtype is equipped with first splint, second dead lever upside all slidingtype is equipped with the second splint, the cooperation can make and link together between two adjacent main frames between first splint and the second fixed plate three, second splint and first splint inboard all with be connected with the second spring between the adjacent second dead lever middle part.
Optionally, still including the separating mechanism that can make second splint and first splint and second fixed plate break away from, separating mechanism is including the second bull stick, limiting plate and torsion spring, three main frame front side lower part all is equipped with the rotary type from the right side to the left side and is equipped with the second bull stick, second bull stick rear end all is equipped with the limiting plate that can make second splint and first splint and second fixed plate break away from 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, three main frame front side lower part all is equipped with the third fixed plate before from the right side to the left side, third fixed plate middle part all slidingtype is equipped with the third slide that can block the main frame after the lapse, the equal rotary type of 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 and the adjacent first splint, three main frame front side lower part all opens the L-shaped groove before from the right side to the left side, the handle all slides on adjacent L-shaped groove, the third slide all is connected with adjacent main frame slidingtype, the front side right part evenly opens the draw-in groove that has agreed with third slide lower part on the first guide rail.
Optionally, the pedal is provided with an anti-slip groove.
By combining all the technical approaches, the invention has the advantages and positive effects that: 1. control gear motor carries out work, alright keep away from each other between four main frames and expand, or be close to the shrink each other again, so the operation is comparatively convenient, need not the three main frame of artifical pulling and removes to reducible operating time.
2. The second slide can block the leftmost main frame, prevents that the staff from taking place to rock and lead to removing when depositing books, and then makes the distance between the main frame reduce and cause the extrusion to receive the injury to the staff.
3. Can make two adjacent main frames link together through the cooperation between second fixed plate, first splint and the second splint three, so make first splint and second splint loosen the second fixed plate as required, can make the main frame that corresponds opened, so can reduce the time that the main frame that makes the needs was opened, improve work efficiency.
Drawings
Fig. 1 is a schematic overall perspective structure 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 overall perspective view of the rotating mechanism of the present invention.
Fig. 4 is a partial perspective view of the rotating mechanism of the present invention.
Fig. 5 is an enlarged schematic perspective view of the invention at a.
Fig. 6 is a schematic overall perspective view of the deployment mechanism of the present invention.
Fig. 7 is a schematic perspective view of a portion of the deployment mechanism of the present invention.
Fig. 8 is a schematic perspective view of a first fixing mechanism according to the present invention.
Fig. 9 is a schematic perspective view of a second fixing mechanism according to the present invention.
Fig. 10 is a schematic overall three-dimensional structure of the driving mechanism of the present invention.
Fig. 11 is a schematic partial perspective view of the driving mechanism of the present invention.
Fig. 12 is an enlarged perspective view of the present invention at B.
Fig. 13 is an overall perspective view of the separating mechanism of the present invention.
Fig. 14 is a schematic perspective view of a portion of the separating mechanism of the present invention.
Fig. 15 is an enlarged perspective view of the present invention at C.
Fig. 16 is an overall sectional perspective view of the locking mechanism of the present invention.
Fig. 17 is 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 symbols: 1_ first guide rail, 2_ main frame, 3_ pallet, 4_ baffle, 5_ wheel, 6_ rotating mechanism, 61_ first rotating rod, 62_ first fixing plate, 63_ first rotating shaft, 64_ bevel gear, 65_ second rotating shaft, 66_ first bevel gear, 67_ second bevel gear, 68_ first straight gear, 7_ unwinding mechanism, 71_ reduction motor, 72_ second straight gear, 73_ second guide rail, 74_ first slide plate, 8_ fixing mechanism, 81_ pedal, 82_ first fixing rod, 83_ second slide plate, 84_ first spring, 9_ driving mechanism, 91_ first clamp plate, 92_ second fixing rod, 93_ second clamp plate, 94_ second spring, 95_ second fixing plate, 10_ separating mechanism, 101_ second rotating rod, 102_ stopper plate, 103_ torsion spring, 11_ locking mechanism, 111_ third fixing plate, 112_ third slide plate, 113_ handle, 114_ third spring.
Detailed Description
The invention is described in detail below with reference to the figures and the embodiments.
Example 1
The utility model provides a can expand automatically and intensive of shrink, 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, evenly slidingtype is equipped with four main frames 2 on the first guide rail 1, baffle 4 has all been welded to main frame 2 front side, six layer boards 3 have all been welded between baffle 4 rear side and the adjacent main frame 2, layer board 3 can accept books data etc. the equal bilateral symmetry rotary type in main frame 2 lower part front and back both sides is equipped with runner 5, runner 5 can be convenient for main frame 2 and 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 provided at the lower portion of the front side of the main frame 2, the first fixing plate 62 is connected between the lower portion of the front side in the main frame 2 and the adjacent baffle 4, the first rotating shaft 63 is rotatably provided at the rear side of the first fixing plate 62, the bevel gear 64 is connected at the upper side of the first rotating shaft 63 and the rear side of the first rotating rod 61 through a key, the adjacent bevel gears 64 are engaged, the second rotating shaft 65 is rotatably provided at the front side of the lower portion of the main frame 2, the second bevel gear 67 is connected at the middle portion of the second rotating shaft 65 through a key, the first bevel gear 66 is connected at the bottom of the first rotating shaft 63 through a key, the first bevel gear 66 is engaged with the adjacent second bevel gear 67, the rear side of the second rotating shaft 65 and the middle part of the rotating wheel 5 are connected with a first straight gear 68 through keys, and the first straight gear 68 on the rotating wheel 5 is meshed with the first straight gear 68 on the adjacent second rotating shaft 65.
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 lower side of the output shaft of the gear motor 71 and the top of the left first rotating shaft 63 are both connected with the second spur gear 72 through a key, the second spur gear 72 is engaged, the second guide rail 73 is welded on the upper sides of the first 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 baffle 4.
When the compact shelf is needed, the compact shelf can be used, a worker can start the gear motor 71 to work, the output shaft of the gear motor 71 rotates to drive the first left rotating shaft 63 to rotate through the second straight gear 72, the first left rotating shaft 63 rotates to drive the first left rotating rod 61 to rotate through the first left conical gear 64, the first left rotating shaft 63 also drives the second left conical gear 67 to rotate through the first left bevel gear 66, the second left rotating shaft 67 rotates to drive the second left rotating shaft 65 to rotate, the second left rotating shaft 65 rotates to drive the left rotating wheel 5 to rotate through the first left straight gear 68, the left rotating wheel 5 can move left, so as to drive the left main frame 2 to move left, the left main frame 2 moves left to drive the left supporting plate 3 and the left baffle plate 4 to move left, the left baffle plate 4 moves left to drive the left second left guide rail 73 to move left on the first left sliding plate 74, when the left second guide rail 73 cannot move leftwards continuously on the left first sliding plate 74, the left first sliding plate 74 can be driven to move leftwards, when the left first sliding plate 74 cannot move leftwards on the left second baffle plates 4 from left to right, the left second baffle plates 4 from left to right can be driven to move leftwards, so that the baffle plates 4 can be intermittently pulled leftwards through the second guide rail 73 and the first sliding plate 74, the main frames 2 and the supporting plate 3 can all move leftwards, the four main frames 2 are opened, certain gaps exist among the four main frames 2, a worker can stop the work of the speed reducing motor 71, books, data and the like which need to be stored are put on the supporting plate 3, the speed reducing motor 71 can work after the placement is finished, the output shaft of the speed reducing motor 71 is reversed, the left rotating wheel 5 can be reversed, and the left main frame 2 can be driven to rotate leftwards through the reverse rotating wheel 5, When the supporting plate 3 and the baffle plate 4 are reset to move rightwards, the left second guide rail 73 can move rightwards on the left first sliding plate 74, when the left second guide rail 73 cannot move rightwards continuously on the left first sliding plate 74, the left first sliding plate 74 can move rightwards, when the two left main frames 2 are attached, the left first sliding plate 74 cannot move rightwards continuously on the second baffle plate 4 from left to right, and therefore the main frames 2 can be folded to be close to each other.
Example 2
On the basis of embodiment 1, as shown in fig. 2, 8 and 9, the fixing device further includes a fixing mechanism 8, the fixing mechanism 8 can fix the leftmost main frame 2, the fixing mechanism 8 includes 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 front left side of the first guide rail 1, the second sliding plate 83 is slidably arranged on the upper side of the first fixing rod 82, the leftmost main frame 2 can be clamped by the second sliding plate 83, the 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-skid threads is welded on the left side of the top of the second sliding plate 83, and both 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 continues to move, 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, when 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 second sliding plate 83 moves upwards to clamp the left main frame 2 and cannot move rightwards, so that when books are stored and taken on the supporting plate 3, the left main frame 2 swings to cause the movement to narrow the distance between the two main frames, further extrusion injury to workers is avoided, when the main frame 2 needs to move to reset, the workers can step on the pedal 81 to move downwards to drive the second sliding plate 83 to move downwards, the first spring 84 is compressed, the skid can be avoided under the anti-skid effect of the pedal 81, the second sliding plate 83 moves downwards to release the left main frame 2, so that the main frame 2 can move and reset, the pedal 81 can be released after the main frame 2 moves and resets, and the second sliding plate 83 and the pedal 81 move upwards to reset under the effect of the first spring 84.
Referring to fig. 2, 10, 11 and 12, the present invention further comprises a driving mechanism 9, the driving mechanism 9 can connect two adjacent main frames 2 together, the driving mechanism 9 comprises a first clamping plate 91 and a second fixing rod 92, second splint 93, second spring 94 and second fixed plate 95, from a left side to the right side all welded with second fixed plate 95 in the preceding three main frame 2 right front side lower part of count, from a right side to the left side all welded with second dead lever 92 in the preceding three main frame 2 left front side lower part of count, second dead lever 92 downside all slidingtype is equipped with first splint 91, the equal slidingtype of second dead lever 92 upside is equipped with second splint 93, the cooperation can make between two adjacent main frames 2 link together between first splint 91 and the second fixed plate 95 three, second splint 93 and first splint 91 inboard all with adjacent second dead lever 92 between the middle part be connected with second spring 94.
Referring to fig. 2, fig. 13, fig. 14 and fig. 15 show, still including separating mechanism 10, separating mechanism 10 can make second splint 93 and first splint 91 break away from second fixed plate 95, separating mechanism 10 is including second bull stick 101, limiting plate 102 and torsion spring 103, three main frame 2 front side lower part is equipped with the rotary type and is equipped with second bull stick 101 before from the right side to the left side, second bull stick 101 rear end all welds has limiting plate 102, limiting plate 102 rotates the back and can make second splint 93 and first splint 91 break away from with second fixed plate 95, all be connected with torsion spring 103 between limiting plate 102 front side and the adjacent main frame 2, limiting plate 102 all contacts with adjacent second splint 93 and first splint 91.
When the book is stored, the main frame 2 can be moved to reset without fixing the second rotating rod 101, the second rotating rod 101 and the limiting plate 102 are rotated to reset under the action of the torsion spring 103, the limiting plate 102 is rotated to release the second rotating rod 101 and the limiting plate 102 is not abutted against the first clamping plate 91 and the second clamping plate 93, the second clamping plate 93 is moved to reset under the action of the second spring 94 on the upper side, 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, so that the two adjacent main frames 2 are fixed, when only a specific main frame 2 is required to be stored with books, for example, when the leftmost main frame 2 is required to be stored with books, the books can be directly placed on the leftmost supporting plate 3, when the second main frame 2 from left to right is required to be stored with books, the second rotating rod 101 at the leftmost side can be rotated only, so that the two main frames 2 at the left side are loosened, a worker can move the leftmost main frame 2 from left through the work of the speed reducing motor 71, the speed reducing motor 71 can be stopped after a certain gap exists between the two main frames 2 at the left side, and at the moment, the work of storing the books can be carried out in the second main frame 2 from right, similarly, when needing to deposit books in the third main frame 2 from left to right, alright only rotate middle second bull stick 101 to two left main frames 2 are fixed together, and then when the left-most main frame 2 moves left, alright through first splint 91, second dead lever 92, second splint 93 and second fixed plate 95 drive move left from left to right second main frame 2, thereby reduce the time of opening between the messenger main frame 2.
Referring to fig. 2, 16, 17 and 18, the locking mechanism 11 is further included, the locking mechanism 11 can fix the three right main frames 2 to be immovable, 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 portions of the front sides of the three main frames 2 from right to left are welded with the third fixing plate 111, the middle portions of the third fixing plates 111 are provided with the third sliding plate 112 in a sliding manner, 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 manner, the third sliding plates 112 are connected with the adjacent second fixing rods 92 in a sliding manner, the top portions of the third sliding plates 112 and the adjacent first clamping plates 91 are connected with the third spring 114 from right to left, the lower portions of the front sides of the three main frames 2 from right to left are provided with L-shaped grooves, the handles 113 slide on the adjacent L-shaped grooves, the third sliding plates 112 are connected with the adjacent main frames 2 in a sliding manner, three clamping grooves matched with the lower part of the third sliding plate 112 are uniformly formed in the right part of the front side of the first guide rail 1.
The first clamp 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 to be inserted into the slot of the first guide rail 1, so that the main frame 2 cannot move at this time, 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 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 in the L-shaped slot, the handle 113 can be rotated to be located at the short slot of the L-shaped slot, so that the third sliding plate 112 is fixed and cannot move downwards due to the third spring 114, the worker can open the main frame 2 to store books, after the main frame 2 is stored and reset, the handle 113 can be rotated 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, thereby moving the handle 113 downward to be reset.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a but intensive of automatic expansion and shrink, including first guide rail (1), main frame (2), layer board (3), baffle (4) and runner (5), the even slidingtype is equipped with two at least main frames (2) on first guide rail (1), main frame (2) front side all is equipped with baffle (4), all be connected with two at least layer boards (3) of accepting books data etc. between baffle (4) rear side and adjacent main frame (2), the equal bilateral symmetry rotary type in both sides is equipped with runner (5) that can be convenient for main frame (2) and remove around main frame (2) lower part, runner (5) all contact with first guide rail (1), characterized by, still including slewing mechanism (6) and expansion mechanism (7), be connected with slewing mechanism (6) between runner (5) and main frame (2), be connected with the expansion that can make automatic expansion and shrink between main frame (2) between slewing mechanism (6) and main frame (2) and expand An opening mechanism (7).
2. The compact shelf capable of automatically expanding and contracting as claimed in claim 1, wherein the rotating mechanism (6) comprises 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 arranged at the lower part of the front side of the main frame (2), the first fixing plate (62) is connected between the lower part of the front side in the main frame (2) and the adjacent baffle (4), the first rotating shaft (63) is rotatably arranged at the rear side of the first fixing plate (62), the bevel gear (64) is respectively arranged at the upper side of the first rotating shaft (63) and the rear side of the first rotating rod (61), the adjacent bevel gears (64) are respectively engaged, the second rotating shaft (65) is rotatably arranged at the front side of the lower part of the main frame (2), second pivot (65) middle part all is equipped with second bevel gear (67), and first pivot (63) bottom all is equipped with first bevel gear (66), and first bevel gear (66) all meshes with adjacent second bevel gear (67), and second pivot (65) rear side all is equipped with first straight gear (68) with runner (5) middle part, and first straight gear (68) on runner (5) all meshes with first straight gear (68) on adjacent second pivot (65).
3. The compact shelf capable of being automatically unfolded and contracted according to claim 2, wherein the unfolding mechanism (7) comprises a speed reducing motor (71), a second straight gear (72), a second guide rail (73) and a first sliding plate (74), the speed reducing motor (71) capable of providing power for the movement of the main frame (2) is arranged on the front side of the upper part of the left baffle plate (4), the second straight gear (72) is arranged on the lower side of an output shaft of the speed reducing motor (71) and the top of the left first rotating shaft (63), the second straight gear (72) is meshed with each other, the second guide rail (73) is arranged on the upper sides of the first three baffle plates (4) counted from left to right, the first sliding plates (74) are arranged on the second guide rails (73) in a sliding manner, and the first sliding plates (74) are connected with the adjacent baffle plates (4) in a sliding manner.
4. The compact shelf capable of automatically expanding and contracting as claimed in claim 3, further comprising a fixing mechanism (8) capable of fixing the leftmost main frame (2), 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 on the front left side of the first guide rail (1), the second sliding plate (83) capable of clamping the leftmost main frame (2) is slidably arranged on the upper side of the first fixing rod (82), 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 on the left side of the top of the second sliding plate (83), and the pedal (81) and the second sliding plate (83) are both slidably connected with the first guide rail (1).
5. The movable rack capable of automatically expanding and contracting as claimed in claim 4, further comprising a driving mechanism (9) capable of connecting two adjacent main frames (2) together, 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 second fixing plate (95) is arranged at the lower part of the right front side of the first three main frames (2) counted from left to right, the second fixing rod (92) is arranged at the lower part of the left front side of the first three main frames (2) counted from right to left, the first clamping plate (91) is arranged at the lower side of the second fixing rod (92) in a sliding manner, the second clamping plate (93) is arranged at the upper side of the second fixing rod (92), and the second clamping plate (93), the first clamping plate (91) and the second fixing plate (95) are matched to connect the two adjacent main frames (2) together, and a second spring (94) is connected between the inner sides of the second clamping plate (93) and the first clamping plate (91) and the middle part of the adjacent second fixing rod (92).
6. The compact shelf capable of being automatically unfolded and contracted according to claim 5, 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 first three main frames (2) counted from right to left are respectively provided with the second rotating rod (101) in a rotating manner, 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 spring (103) is respectively connected between the front side of the limiting plate (102) and the adjacent main frame (2), and the limiting plate (102) is respectively contacted with the adjacent second clamping plate (93) and the first clamping plate (91).
7. A compact shelving capable of automatically expanding and contracting as claimed in claim 6, further comprising a locking mechanism (11) capable of fixing the three main frames (2) on the right side against movement, 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 sides of the three main frames (2) from right to left are all provided with the third fixing plate (111), the middle part of the third fixing plate (111) is all slidably provided with the third sliding plate (112) capable of clamping the main frames (2) after moving downwards, the upper side of the third sliding plate (112) is all rotatably provided with the handle (113), the third sliding plate (112) is all slidably connected with the adjacent second fixing rod (92), the top of the third sliding plate (112) is all connected with the adjacent first clamping plate (91) by the third spring (114), the lower parts of the front sides of the three main frames (2) from right to left are all provided with L-shaped grooves, the handles (113) all slide on the adjacent L-shaped grooves, the third sliding plates (112) are all connected with the adjacent main frames (2) in a sliding manner, and three clamping grooves matched with the lower parts of the third sliding plates (112) are uniformly formed in the right parts of the front sides of the first guide rails (1).
8. Compact shelf according to claim 7, characterized in that the footplate (81) is provided with anti-slip 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 |
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| 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 |
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| Publication Number | Publication Date |
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| CN114794742A true CN114794742A (en) | 2022-07-29 |
| CN114794742B CN114794742B (en) | 2024-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210236088.1A Active CN114794742B (en) | 2022-03-11 | 2022-03-11 | Compact shelf capable of automatically expanding and contracting |
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| FR2760338A1 (en) * | 1997-03-07 | 1998-09-11 | Skid Line | System for moving individual shelf units in a row of such units. |
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| CN114794742B (en) | 2024-03-08 |
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