CN108968419A - A kind of multi-purpose Library Activities bookshelf - Google Patents
A kind of multi-purpose Library Activities bookshelf Download PDFInfo
- Publication number
- CN108968419A CN108968419A CN201810845500.3A CN201810845500A CN108968419A CN 108968419 A CN108968419 A CN 108968419A CN 201810845500 A CN201810845500 A CN 201810845500A CN 108968419 A CN108968419 A CN 108968419A
- Authority
- CN
- China
- Prior art keywords
- connector
- bookshelf
- parcel shelf
- extension sleeve
- baffle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- A47B63/06—Cabinets, racks or shelf units, specially adapted for storing books, documents, forms, or the like with parts, e.g. trays, card containers, movable on pivots or on chains or belts
- A47B63/062—Cabinets, racks or shelf units, specially adapted for storing books, documents, forms, or the like with parts, e.g. trays, card containers, movable on pivots or on chains or belts with trays revolving on a vertical axis
-
- 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
- A47B45/00—Cabinets, racks or shelf units, characterised by features enabling enlarging in height, length, or depth
-
- 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
- A47B47/00—Cabinets, racks or shelf units, characterised by features related to dismountability or building-up from elements
- A47B47/0091—Modular arrangements of similar assemblies of elements
-
- 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
- A47B57/00—Cabinets, racks or shelf units, characterised by features for adjusting shelves or partitions
- A47B57/30—Cabinets, racks or shelf units, characterised by features for adjusting shelves or partitions with means for adjusting the height of detachable shelf supports
-
- 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
- A47B65/00—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends
- A47B65/10—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends adjustable
-
- 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
- A47B65/00—Book-troughs; Accessories specially adapted for book-storing, e.g. book-ends
- A47B65/20—Book-ends
-
- 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
- A47B91/00—Feet for furniture in general
- A47B91/06—Gliders or the like
- A47B91/066—Swivel gliders
-
- 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
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
Landscapes
- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a kind of multi-purpose Library Activities bookshelves, including pedestal and bookshelf monomer;Pedestal is cylindrical structure and top is equipped with the first connector, is arranged with multi-layer bookshelf monomer on the first connector;Bookshelf monomer includes the second connector, extension sleeve, parcel shelf and third connector, second connector is set on the first connector, extension sleeve is connected on second connector, bottom is equipped with electric pushrod in extension sleeve, it is connect at the top of electric pushrod with the inner top of extension sleeve, the outer lower side rotation of extension sleeve is provided with cricoid parcel shelf, be evenly distributed in parcel shelf it is multiple being capable of pull, rotation and upright baffle, the edge of parcel shelf is additionally provided with the switch for controlling electric pushrod, third connector identical with the first connecting-piece structure is connected at the top of extension sleeve.The configuration of the present invention is simple, it is easy to use, books not only can be stored but also can be shown, and can be adjusted according to books, space utilization rate is high, functional.
Description
Technical field
The present invention relates to a kind of library bookshelf, specially a kind of multi-purpose Library Activities bookshelf.
Background technique
Library is to collect, arrange, collecting books and reference materials for the mechanism of people's reading, reference, is one for people's book borrowing
Nationality and the place read, therefore classical collection has a large amount of books in library, and these books need a large amount of bookshelf to be divided
It puts and sets, and order recording, not only the books in library can be cleared up and be protected, but also is easy-to-look-up.
Existing library bookshelf is common Multilayer three-dimensional bookshelf, is arranged in parallel, mobile inconvenient, and is needed on every layer of bookshelf
Additional book end is wanted to carry out the books of fixed placement, it is inconvenient for use, while the height of every layer of bookshelf is fixed, it cannot be according to the book of placement
The difference of nationality is adjusted correspondingly, and can only set bookshelf according to the highest books height of height in the books to be placed
The distance between upper spacer, for a lower height of books, wasting space.
Summary of the invention
In order to solve the deficiencies in the prior art, the present invention provides a kind of multi-purpose Library Activities bookshelf, operation letter
It is single, height, strong flexibility can be adjusted according to the quantity for placing books, and access can be rotated, it is easy to use.
A kind of multi-purpose Library Activities bookshelf provided by the invention, including pedestal and bookshelf monomer;
Pedestal is cylindrical structure, and the first connector is provided among base top, is arranged with multilayer on the first connector
Bookshelf monomer;
Bookshelf monomer includes the second connector, extension sleeve, parcel shelf and third connector, and the second connector is set in the
On a connection piece, extension sleeve is connected at the top of the second connector, extension sleeve is hollow structure and interior bottom is provided with electricity
Dynamic push rod, the top of electric pushrod and the inner top of extension sleeve connect, and the outer lower side rotation of extension sleeve is provided with glove
Plate, parcel shelf are cyclic structure, be evenly distributed in parcel shelf it is multiple can pull, rotation and upright baffle, parcel shelf
Edge be additionally provided with the switch for controlling electric pushrod, be connected with third connector at the top of extension sleeve, third connection
The structure of part is identical as the structure of the first connector;
Second connector of bookshelf monomer is set on the first connector of pedestal, or is set under bookshelf monomer
On the third connector of another bookshelf monomer of side, multi-layer movable bracket is constituted.
Preferably, the height of the second connector is less than or equal to the height of the first connector and third connector, the first connection
The outside of part and third connector is evenly arranged with the protrusion of multiple vertical directions, and protrusion is rectangular parallelepiped structure, the second connector
On be provided with it is multiple can be with the groove of male cooperation.
Preferably, the outer lower part of extension sleeve is provided with slideway, sliding is provided with multiple sliding blocks, multiple cunnings on slideway
Block be fixedly connected on the inside of parcel shelf, it is real by the slideway that is slidably connected and multiple sliding blocks between extension sleeve and parcel shelf
Now it is rotatablely connected.
Preferably, parcel shelf is the doubling plate being made of two ring plates, and baffle is located between two ring plates, and
Inside doubling plate, the inner wall that any side wall of baffle passes sequentially through connecting rod, telescopic rod and parcel shelf is connected, on telescopic rod
End far from parcel shelf inner wall is hinged with connecting rod, and connecting rod is fixedly connected with the side wall of baffle, is arranged on the side wall of baffle
There are multiple suckers that can be attracted each other with parcel shelf side by side.
Preferably, telescopic rod includes the interior bar being fixedly connected with parcel shelf inner wall and the outer tube that is set in interior bar, outer tube
The upper end far from parcel shelf inner wall is hinged with connecting rod.
Preferably, base bottom is provided with universal wheel, is provided with arrestment mechanism on universal wheel.
Compared with prior art, the invention has the following advantages:
1, the present invention passes through the setting of bookshelf monomer, can adjust the number of plies of bookshelf as needed, increase when books are more
Highly, height, easy to use, strong flexibility are reduced when less;2, the present invention setting by the electric pushrod inside extension sleeve
It sets, it can be according to the height of the height adjustment bookshelf monomer of books, effectively saving space;3, the present invention by parcel shelf and stretches
Rotation setting between sleeve, can make reader consult the books on entire bookshelf while not needing replacement position, make
With convenient, and the setting can displaying device by the present invention as books, make functional diversities of the invention;4, of the invention
By the way that baffle is arranged in parcel shelf, baffle can be pulled out when needed and keeps it upright, baffle is passed through into sucker and parcel shelf
Fixed, baffle may act as book end use, can be as this layer or the book of lower layer by the baffle hinged with connecting rod
It is vertical, it can be adjusted according to the actual situation, and place it in parcel shelf when not in use, it is easy to use, it is not take up volume
The external space;5, design of the present invention by universal wheel, conveniently moving.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of multi-purpose Library Activities bookshelf of the present invention;
Fig. 2 is the structural schematic diagram of parcel shelf and baffle on a kind of multi-purpose Library Activities bookshelf of the present invention.
In figure: 1, pedestal;2, bookshelf monomer;3, the first connector;4, the second connector;5, extension sleeve;6, parcel shelf;
7, third connector;8, electric pushrod;9, baffle;10, universal wheel.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
But the present invention is not limited to these Examples.
As depicted in figs. 1 and 2, a kind of multi-purpose Library Activities bookshelf, including pedestal 1 and bookshelf monomer 2, pedestal 1 are whole
A bookslide provides support, and bookshelf monomer 2 is that the basis of bookslide is constituted, and can adjust bookslide according to actual needs
The number of plies;
Pedestal 1 is cylindrical structure, and 1 top center of pedestal is provided with the first connector 3, is arranged on the first connector 3
Multi-layer bookshelf monomer 2, pedestal 1 are used to provide support for entire bookslide, and the first connector 3 is for connecting pedestal 1 and bookshelf
Monomer 2, bookshelf monomer 2 for adjusting the number of plies and height of bookshelf according to actual needs;
Bookshelf monomer 2 includes the second connector 4, extension sleeve 5, parcel shelf 6 and third connector 7, the second 4 sets of connector
It being located on the first connector 3, the second connector 4 is used to be used cooperatively with the first connector 3 to connect bookshelf monomer 2 and pedestal 1,
The top of second connector 4 is connected with extension sleeve 5, and extension sleeve 5 is hollow structure and interior bottom is provided with electric pushrod 8,
The top of electric pushrod 8 is connect with the inner top of extension sleeve 5, and extension sleeve 5 is kept away for being adjusted according to the height of books
Exempt from the phenomenon that height of the books height higher than bookshelf occur and can not placing, while space can also be saved, when the books of placement
When highly lower, the height of extension sleeve 5 is turned down, when needed, starts electric pushrod 8, the output end of electric pushrod 8
It is moved up and down with the top of extension sleeve 5, the height of extension sleeve 5 is made to meet the optimum height for placing books;Extension sleeve 5
Outer lower side rotation be provided with parcel shelf 6, parcel shelf 6 is cyclic structure, and parcel shelf 6 is for placing books, in parcel shelf 6
It is even be distributed with it is multiple can pull, rotation and upright baffle 9, baffle 9 be used for be used as book end, baffle 9 is taken out when in use
It is upright out and by sucker that baffle 9 and parcel shelf 6 is fixed, it is easy to use, baffle 9 is recovered in parcel shelf 6 when not in use
Portion, saves space, the setting of multiple baffles 9, can according to various books number carry out selection use, increase practicability;It sets
The edge of object plate 6 is additionally provided with the switch for controlling electric pushrod 8, and the top of extension sleeve 5 is connected with third connector 7,
The structure of third connector 7 is identical as the structure of the first connector 3, and third connector 7 and the second connector 4 are used cooperatively, and uses
In two bookshelf monomers 2 of connection;
Second connector 4 of bookshelf monomer 2 is set on the first connector 3 of pedestal 1, or is set in positioned at bookshelf list
On the third connector 7 of another bookshelf monomer 2 of the lower section of body 2, multi-layer movable bracket is constituted, that is, by the bookshelf of first layer
The second connector 4 on monomer 2 is set on the first connector 3 of pedestal 1, then by the bookshelf of the second layer and two layers or more
Second connector 4 of monomer 2 is set on the third connector 7 of the adjacent bookshelf monomer 2 of next layer, according to the quantity of books according to
Secondary connection is assembled into multi-layer movable bookshelf.
Preferably, the height of the second connector 4 is less than or equal to the height of the first connector 3 and third connector 7, and first connects
The outside of fitting 3 and third connector 7 is evenly arranged with the protrusion of multiple vertical directions, and protrusion is rectangular parallelepiped structure, and second connects
Be provided on fitting 4 it is multiple can with the groove of male cooperation, protrusion and groove be used for connect the first connector 3 with third
Part 7 connect more stable with the second connector 4, ensure that the safety of bookshelf and books.
Preferably, the outer lower part of extension sleeve 5 is provided with slideway, sliding is provided with multiple sliding blocks on slideway, multiple
Sliding block is fixedly connected with the inside of parcel shelf 6, by the slideway that is slidably connected and multiple between extension sleeve 5 and parcel shelf 6
Sliding block realizes rotation connection.
Preferably, parcel shelf 6 is the double-layer structure being made of two ring plates, and the medial end of two ring plates is logical
It crosses columnar connecting plate to be fixedly connected, baffle 9 is located between two ring plates, and is located inside doubling plate, and baffle 9 is appointed
One side wall passes sequentially through the inner wall connection of connecting rod, telescopic rod and parcel shelf 6, the end far from 6 inner wall of parcel shelf on telescopic rod
Be hinged with connecting rod, connecting rod is fixedly connected with the side wall of baffle 9, be provided on the side wall of baffle 9 it is multiple side by side can with set
The sucker that object plate 6 attracts each other can also back into and set it is, baffle 9 can be pulled out by telescopic rod from parcel shelf 6
In object plate 6, then baffle 9 can be rotated by the connecting rod hinged with telescopic rod by axis of telescopic rod, with parcel shelf 6
In plumbness, the side wall of baffle 9 is provided with sucker, can be used baffle 9 according to lower layer or the number of this layer of each reference book
Make the book end of this layer or the book end of lower layer, it is flexible and convenient to use.
Preferably, telescopic rod includes the interior bar being fixedly connected with 6 inner wall of parcel shelf and the outer tube being set in interior bar, outer tube
The upper end far from 6 inner wall of parcel shelf is hinged with connecting rod.
Preferably, 1 bottom of pedestal is provided with universal wheel 10, is provided with brake block on universal wheel 10.
When it is implemented, the second connector 4 of bookshelf monomer 2 is set on the first connector 3 of pedestal 1 first, so
The second connector 4 of other bookshelf monomers 2 is set on the third connector 7 of adjacent bookshelf monomer as needed afterwards, group
Dress up bookslide;Then according to the height of each layer of books to be placed, extension sleeve 5 is adjusted by electric pushrod 8
Highly, finally according to books of all sorts number, baffle 9 is extracted out uprightly, and by sucker that baffle 9 and parcel shelf 6 is fixed, is made
For book end use.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the principle of the present invention, it can also make several improvements and retouch, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (6)
1. a kind of multi-purpose Library Activities bookshelf, which is characterized in that including pedestal (1) and bookshelf monomer (2);
The pedestal (1) is cylindrical structure, and pedestal (1) top center is provided with the first connector (3), and described first connects
Multi-layer bookshelf monomer (2) are arranged on fitting (3);
The bookshelf monomer (2) includes the second connector (4), extension sleeve (5), parcel shelf (6) and third connector (7), institute
It states the second connector (4) to be set on first connector (3), described stretch is connected at the top of second connector (4)
Contracting sleeve (5), the extension sleeve (5) is hollow structure and interior bottom is provided with electric pushrod (8), the electric pushrod (8)
Top connect with the inner top of the extension sleeve (5), the rotation of the outer lower side of the extension sleeve (5) is provided with parcel shelf
(6), the parcel shelf (6) is cyclic structure, be evenly distributed in the parcel shelf (6) it is multiple being capable of pull, rotation and straight
Vertical baffle (9), the edge of the parcel shelf (6) is additionally provided with the switch for controlling the electric pushrod (8), described flexible
The third connector (7), the structure of the third connector (7) and first connector are connected at the top of sleeve (5)
(3) structure is identical;
The second connector (4) of the bookshelf monomer (2) is set on the first connector (3) of the pedestal (1), or is arranged
On the third connector (7) for another bookshelf monomer (2) being located at below the bookshelf monomer (2), it is living to constitute multilayer
Dynamic bracket.
2. a kind of multi-purpose Library Activities bookshelf as described in claim 1, which is characterized in that second connector (4)
Height is less than or equal to the height of first connector (3) and the third connector (7), first connector (3) and institute
The outside for stating third connector (7) is evenly arranged with the protrusion of multiple vertical directions, and the protrusion is rectangular parallelepiped structure, and described the
Be provided on two connectors (4) it is multiple can be with the groove of the male cooperation.
3. a kind of multi-purpose Library Activities bookshelf as described in claim 1, which is characterized in that around the extension sleeve (5)
Outer lower part be provided with slideway, sliding is provided with multiple sliding blocks on the slideway, multiple sliding blocks with the parcel shelf (6)
Inside be fixedly connected, by the slideway that is slidably connected and multiple between the extension sleeve (5) and the parcel shelf (6)
The sliding block realizes rotation connection.
4. a kind of multi-purpose Library Activities bookshelf as described in claim 1, which is characterized in that the parcel shelf (6) is by two
The doubling plate that a ring plate is constituted, the baffle (9) are located between two ring plates, and are located inside doubling plate, described
Any side wall of baffle (9) passes sequentially through connecting rod, telescopic rod is connect with the inner wall of the parcel shelf (6), on the telescopic rod
End far from the parcel shelf (6) inner wall is hinged with connecting rod, the fixed company of the side wall of the connecting rod and the baffle (9)
It connects;Multiple suckers that can be attracted each other with the parcel shelf (6) side by side are provided on the side wall of the baffle (9).
5. a kind of multi-purpose Library Activities bookshelf as claimed in claim 4, which is characterized in that the telescopic rod include with it is described
Interior bar that parcel shelf (6) inner wall is fixedly connected and the outer tube being set in the interior bar, far from the parcel shelf on the outer tube
(6) end of inner wall is hinged with connecting rod.
6. a kind of multi-purpose Library Activities bookshelf as described in claim 1, which is characterized in that pedestal (1) the bottom setting
Have universal wheel (10), is provided with arrestment mechanism on the universal wheel (10).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810845500.3A CN108968419A (en) | 2018-07-27 | 2018-07-27 | A kind of multi-purpose Library Activities bookshelf |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201810845500.3A CN108968419A (en) | 2018-07-27 | 2018-07-27 | A kind of multi-purpose Library Activities bookshelf |
Publications (1)
Publication Number | Publication Date |
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CN108968419A true CN108968419A (en) | 2018-12-11 |
Family
ID=64551900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810845500.3A Pending CN108968419A (en) | 2018-07-27 | 2018-07-27 | A kind of multi-purpose Library Activities bookshelf |
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CN (1) | CN108968419A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109805659A (en) * | 2019-01-25 | 2019-05-28 | 赣南师范大学 | A kind of furniture seat reducing space |
CN111839099A (en) * | 2020-06-06 | 2020-10-30 | 王乾 | Display cabinet with refrigeration function and use method thereof |
WO2021185170A1 (en) * | 2020-03-14 | 2021-09-23 | 宁波余通电器有限公司 | Storage shelf and refrigerator provided with storage shelf |
CN114271614A (en) * | 2022-01-06 | 2022-04-05 | 陕芳 | Archives intelligent arrangement system based on archives element is leading |
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CN2114338U (en) * | 1992-01-16 | 1992-09-02 | 贺明旭 | Composite multi-layer rotary dining table |
CN2390471Y (en) * | 1999-10-28 | 2000-08-09 | 田宪进 | Rotary book shelf |
CN2468357Y (en) * | 2001-03-02 | 2002-01-02 | 林兴锦 | Multiple direction moveable and lowering/lifting type tea table with stone top |
CN2542131Y (en) * | 2001-09-17 | 2003-04-02 | 林兴锦 | Spliced tea table with stone top |
CN201139219Y (en) * | 2007-06-23 | 2008-10-29 | 任立新 | Hydraulically lifting multi-layer rotating round table |
CN202800673U (en) * | 2012-09-26 | 2013-03-20 | 陈文� | Detachable cylindrical multilayer rotary shoe rack |
CN203789412U (en) * | 2013-12-30 | 2014-08-27 | 钟清 | Multi-layer rotary disk |
CN204169356U (en) * | 2014-11-12 | 2015-02-25 | 安然 | A kind of Novel book rack |
CN205885166U (en) * | 2016-06-06 | 2017-01-18 | 无锡职业技术学院 | Rotatory show shelf of multilayer that can make up |
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CN2074122U (en) * | 1990-07-05 | 1991-04-03 | 王洪健 | Revolvable multi-deck dining rack |
CN2114338U (en) * | 1992-01-16 | 1992-09-02 | 贺明旭 | Composite multi-layer rotary dining table |
CN2390471Y (en) * | 1999-10-28 | 2000-08-09 | 田宪进 | Rotary book shelf |
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CN2542131Y (en) * | 2001-09-17 | 2003-04-02 | 林兴锦 | Spliced tea table with stone top |
CN201139219Y (en) * | 2007-06-23 | 2008-10-29 | 任立新 | Hydraulically lifting multi-layer rotating round table |
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CN204169356U (en) * | 2014-11-12 | 2015-02-25 | 安然 | A kind of Novel book rack |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109805659A (en) * | 2019-01-25 | 2019-05-28 | 赣南师范大学 | A kind of furniture seat reducing space |
WO2021185170A1 (en) * | 2020-03-14 | 2021-09-23 | 宁波余通电器有限公司 | Storage shelf and refrigerator provided with storage shelf |
CN111839099A (en) * | 2020-06-06 | 2020-10-30 | 王乾 | Display cabinet with refrigeration function and use method thereof |
CN111839099B (en) * | 2020-06-06 | 2021-12-07 | 江西光正金属设备集团有限公司 | Display cabinet with refrigeration function and use method thereof |
CN114271614A (en) * | 2022-01-06 | 2022-04-05 | 陕芳 | Archives intelligent arrangement system based on archives element is leading |
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PB01 | Publication | ||
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Application publication date: 20181211 |