CN110393372A - A kind of desk of the library with automatic lifting bookshelf - Google Patents
A kind of desk of the library with automatic lifting bookshelf Download PDFInfo
- Publication number
- CN110393372A CN110393372A CN201910782256.5A CN201910782256A CN110393372A CN 110393372 A CN110393372 A CN 110393372A CN 201910782256 A CN201910782256 A CN 201910782256A CN 110393372 A CN110393372 A CN 110393372A
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- China
- Prior art keywords
- bookshelf
- hole
- case
- library
- fixedly connected
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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
- A47B13/00—Details of tables or desks
- A47B13/08—Table tops; Rims therefor
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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
- A47B19/00—Reading-desks; Lecterns; Pulpits, i.e. free-standing
- A47B19/10—Reading-desks; Lecterns; Pulpits, i.e. free-standing characterised by association with auxiliary devices, e.g. paper clamps, line indicators
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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
- A47B51/00—Cabinets with means for moving compartments up and down
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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
- A47B63/04—Cabinets, racks or shelf units, specially adapted for storing books, documents, forms, or the like with a writing surface
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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
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0016—Book stands
-
- 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
- A47B2220/00—General furniture construction, e.g. fittings
- A47B2220/0091—Electronic or electric devices
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- Warehouses Or Storage Devices (AREA)
Abstract
The invention discloses a kind of desk of library with automatic lifting bookshelf, including desktop, the bottom four corners of the desktop are fixedly installed with table leg, the same riding boogie board is fixedly connected between four table legs, the top two sides of the desktop offer rectangular opening, and fixing sleeve is equipped with the containing box that top is opening setting in rectangular opening, it is fixedly connected at the top of the bottom of containing box and riding boogie board, it is provided with drop friction accommodating mechanism on the containing box, the synchronization lifting driving mechanism matched with drop friction accommodating mechanism is provided on riding boogie board.The present invention has rational design, it is easy to use, convenient for the lifting book shelf case of smooth low friction, it avoids generating sharp fricative because frictional force is big in lifting book shelf case, the quiet viewing atmosphere in library is improved, convenient for the support stable to the bookshelf case after rise, prevent shaking roll-off, and convenient for storing to bookshelf case, save use space, be conducive to using.
Description
Technical field
The book with automatic lifting bookshelf the present invention relates to library's appliance technology more particularly to a kind of library
Table.
Background technique
Desk in library is the desk that books are watched for personnel, and is taken books for convenience of personnel, and big city is in book
Small bookrack is placed on table, such mode bookshelf occupies the too many space of desk, is inconvenient when in use, although on the market
There is such a desk with automatic lifting bookshelf, is opened up on rear side of desk ontology there are two desk body recess, two
The inside of desk body recess passes through screw and is equipped with the first sliding-rail groove, the second sliding-rail groove, the first bookshelf and the second bookshelf
The left and right sides is equipped with the sliding rail to match with the first sliding-rail groove, the second sliding-rail groove, in the second sliding-rail groove upper end of two bookshelves
It is welded with support rod, support rod and pulley axis connection, wirerope one end is fixed with the first bookshelf, the second bookshelf top respectively to be connected
It connects, the wirerope other end is connect by respective pulley with the shaft of first motor, the second motor respectively, and desk is complete with bookshelf
Beauty combines, and can place more books；When needing the bigger usable floor area of desktop, after motor can be started declining bookshelf on bookshelf
Surface and desk dignity maintain an equal level, that is, become a big desk surface.
But the existing desk with automatic lifting bookshelf its there are when bookshelf lifting rub greatly and rise after it is unstable
The shortcomings that, be mainly reflected in the self-locking weaker of motor itself, be easy break down when or bookshelf it is heavier when there is roll-off,
And the excessive extremely easy biggish shrillness sound of generation that rubs when going up and down, the quiet viewing atmosphere in library is influenced, gives and uses band
It is greatly inconvenient to come, and cannot satisfy the use demand, therefore we have proposed a kind of book of library with automatic lifting bookshelf
Table is for solving the above problems.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of libraries with automatic lifting bookshelf
Desk.
Desk of a kind of library with automatic lifting bookshelf proposed by the present invention, including desktop, the bottom of the desktop
Portion quadrangle is fixedly installed with table leg, and the same riding boogie board is fixedly connected between four table legs, and the top two sides of the desktop are equal
Rectangular opening is offered, and it be the containing box that opening is arranged that fixing sleeve, which is equipped with top, in rectangular opening, the bottom of containing box and riding boogie board
Top is fixedly connected, and drop friction accommodating mechanism is provided on the containing box, is provided on riding boogie board and drop friction accommodating mechanism phase
The synchronization lifting driving mechanism of cooperation, the drop friction accommodating mechanism includes the bookshelf case being placed in containing box bottom interior wall,
And be set as being open on front side of bookshelf case, the top of bookshelf case and the top of desktop are concordant, the top inner wall of bookshelf case and bottom
It is fixedly connected with the same vertical clapboard on inner wall, is fixed respectively with the two sides of corresponding vertical clapboard between the two sides inner wall of bookshelf case
Multiple placement plates are connected with, sliding slot and slot are offered on the two sides inner wall of containing box, the slot is located at corresponding sliding slot
Top, be set as being open at the top of slot, two side bottoms of bookshelf case are fixedly connected to sliding block, and the front side of sliding block, after
Side and the side of separate corresponding bookshelf case are nested with the first ball, the first ball of three on the same sliding block difference
It is in rolling contact with the front inner wall of corresponding sliding slot, rear side inner wall and far from its side inner wall being open, the top of the sliding block
It is fixedly connected with locating rod, and the top of locating rod extends in corresponding slot and is fixedly connected with attachment base, attachment base leans on
The side of nearly corresponding bookshelf case is fixedly connected with bookshelf case.
Preferably, the synchronization lifting driving mechanism includes being provided with the first through hole of riding boogie board side, the bottom of vertical clapboard
Offer the second through-hole, and be equipped with screw rod in the second through-hole, the bottom end of screw rod extend in first through hole and with first through hole
Bottom interior wall rotational installation, bookshelf case screw thread are set on corresponding screw rod, and fixing sleeve, which is equipped with, on screw rod is located in first through hole
The first sprocket wheel, be sequentially connected with same first chain, the front side of a table leg in four table legs on two the first sprocket wheels
Being screwed has driving motor, and the second sprocket wheel is fixedly connected on the output shaft of driving motor, a spiral shell in two screw rods
Fixing sleeve is equipped with third sprocket wheel on bar, and same second chain is sequentially connected on third sprocket wheel and the second sprocket wheel, a table
Be fixedly installed with battery on front side of leg, be fixedly connected with motor switch on front side of desktop, battery by conducting wire respectively with electricity
Machine switch and driving motor are electrically connected, and driving motor is electrically connected by conducting wire and motor switch.
Preferably, the square hole being connected with corresponding sliding slot, and the four of square hole are offered in the bottom interior wall of the slot
The second ball is nested on the inner wall of side, locating rod between corresponding four the second balls, the second ball with it is corresponding fixed
It is in rolling contact on the outside of the bar of position.
Preferably, the outside of the bookshelf case is not contacted with the side wall of containing box.
Preferably, threaded hole is offered in the bottom interior wall of the bookshelf case, and threaded hole connects with corresponding screw flight
It connects.
Preferably, the first circular hole there are two being opened up in the top inner wall of the first through hole, and fixing sleeve in the first circular hole
Equipped with first bearing, the inner ring of first bearing is fixed with the outside of corresponding screw rod and is set with.
Preferably, second bearing there are two being fixedly connected in the bottom interior wall of the first through hole, the inner ring of second bearing
With the fixed suit in the outside of corresponding screw rod.
Preferably, the second circular hole is offered at the top of first sprocket wheel, and the side wall of the second circular hole and corresponding screw rod
Outside be welded and fixed.
Preferably, third circular hole is offered at the top of the third sprocket wheel, and in the side wall of third circular hole and two screw rods
A screw rod on the outside of be welded and fixed.
Compared with prior art, the beneficial effects of the present invention are:
Pass through driving motor, the second sprocket wheel, the second chain, third sprocket wheel, screw rod, the first sprocket wheel, the first chain, screw thread
Hole, bookshelf case, sliding block, attachment base, locating rod, the second ball, the first ball are matched with sliding slot, forward direction starting driving motor band
Dynamic second sprocket wheel rotation, the second sprocket wheel drive a screw rod rotation by the second chain and the cooperation of third sprocket wheel, and a screw rod is logical
It crosses two the first sprocket wheels and the first chain interoperation drives another screw rod to rotate, under the action of threaded hole, screw rod rotation is driven
Corresponding bookshelf case moves up, and bookshelf case drives locating rod between four the second balls by corresponding sliding block and attachment base
Sliding, sliding block drive corresponding first ball to roll on the side wall of sliding slot, and the setting of the second ball and the first ball can have
Effect reduces bookshelf case frictional force on the move；
It is matched by driving motor, screw rod, threaded hole, bookshelf case, containing box with desktop, is stopped after rising to suitable position
Driving motor, screw rod stable can carry out bookshelf case when not turning with the locking force of corresponding threaded hole itself screw thread at this time
Support, when storage, reverse starting driving motor, similarly with the motion process of forward driving driving motor on the contrary, being changed into bookshelf
Case is moved down and is stored to corresponding containing box, and the bookshelf box top after storage is concordant with the top of desktop, is reached and is not take up table
The space of plate.
The present invention has rational design, easy to use, convenient for the lifting book shelf case of smooth low friction, avoid in lifting book shelf case because
Frictional force is big to generate sharp fricative, the quiet viewing atmosphere in library is improved, convenient for stable to the bookshelf case after rise
Support, prevents shaking roll-off, and convenient for storing to bookshelf case, saves use space, be conducive to using.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of desk of the library with automatic lifting bookshelf proposed by the present invention；
Fig. 2 is a kind of schematic cross-sectional view of desk of the library with automatic lifting bookshelf proposed by the present invention；
Fig. 3 is that a kind of part A sectional structure of desk of the library with automatic lifting bookshelf proposed by the present invention shows
It is intended to；
Fig. 4 is that a kind of part B sectional structure of desk of the library with automatic lifting bookshelf proposed by the present invention shows
It is intended to；
Fig. 5 is that a kind of C portion sectional structure of desk of the library with automatic lifting bookshelf proposed by the present invention shows
It is intended to.
In figure: 1 desktop, 2 table legs, 3 riding boogie boards, 4 rectangular openings, 5 containing boxs, 6 bookshelf casees, 7 vertical clapboards, 8 placement plates, 9 slots,
10 sliding slots, 11 sliding blocks, 12 first balls, 13 attachment bases, 14 locating rods, 15 first through hole, 16 second through-holes, 17 screw rods, 18
One sprocket wheel, 19 first chains, 20 driving motors, 21 third sprocket wheels, 22 second chains, 23 second sprocket wheels, 24 batteries, 25 motors
Switch, 26 threaded holes, 27 square holes, 28 second balls.
Specific embodiment
Combined with specific embodiments below the present invention is made further to explain.
Embodiment
Referring to Fig.1-5, the present embodiment proposes a kind of desk of the library with automatic lifting bookshelf, including desktop 1,
The bottom four corners of desktop 1 are fixedly installed with table leg 2, and the same riding boogie board 3, the top of desktop 1 are fixedly connected between four table legs 2
Portion two sides offer rectangular opening 4, and fixing sleeve is equipped with the containing box 5 that top is opening setting in rectangular opening 4, containing box 5
Bottom is fixedly connected with the top of riding boogie board 3, and drop friction accommodating mechanism is provided on containing box 5, is provided on riding boogie board 3 and rubs with drop
The synchronization lifting driving mechanism that accommodating mechanism matches, drop friction accommodating mechanism includes being placed in 5 bottom interior wall of containing box
Bookshelf case 6, and the front side of bookshelf case 6 is set as being open, the top of bookshelf case 6 is concordant with the top of desktop 1, the top of bookshelf case 6
It is fixedly connected with the same vertical clapboard 7 on portion's inner wall and bottom interior wall, is erected respectively with corresponding between the two sides inner wall of bookshelf case 6
The two sides of partition 7 are fixedly connected with multiple placement plates 8, offer sliding slot 10 and slot 9 on the two sides inner wall of containing box 5, insert
Slot 9 is located at the top of corresponding sliding slot 10, and the top of slot 9 is set as being open, and two side bottoms of bookshelf case 6 are fixedly connected to
Sliding block 11, and the front side of sliding block 11, rear side and the side far from corresponding bookshelf case 6 are nested with the first ball 12, are located at same
Three the first balls 12 on one sliding block 11 are respectively with the front inner wall of corresponding sliding slot 10, rear side inner wall and far from its opening
Side inner wall be in rolling contact, the top of sliding block 11 is fixedly connected with locating rod 14, and the top of locating rod 14 extends to correspondence
Slot 9 in and be fixedly connected with attachment base 13, attachment base 13 connects close to the side of corresponding bookshelf case 6 and bookshelf case 6 are fixed
It connects, the present invention has rational design, and it is easy to use, convenient for the lifting book shelf case 6 of smooth low friction, avoid in lifting book shelf case 6 because rubbing
The sharp fricative of the big generation of power is wiped, the quiet viewing atmosphere in library is improved, convenient for the branch stable to the bookshelf case 6 after rise
Support, prevents shaking roll-off, and convenient for storing to bookshelf case 6, saves use space, be conducive to using.
In the present embodiment, synchronization lifting driving mechanism includes being provided with the first through hole 15 of 3 side of riding boogie board, vertical clapboard 7
Bottom offers the second through-hole 16, and is equipped with screw rod 17 in the second through-hole 16, and the bottom end of screw rod 17 extends in first through hole 15
And be rotatablely installed with the bottom interior wall of first through hole 15,6 screw thread of bookshelf case is set on corresponding screw rod 17, fixed on screw rod 17
It is arranged with the first sprocket wheel 18 being located in first through hole 15, is sequentially connected with same first chain on two the first sprocket wheels 18
19, the front side of a table leg 2 in four table legs 2 is screwed and has driving motor 20, and solid on the output shaft of driving motor 20
Surely it is connected with the second sprocket wheel 23, fixing sleeve is equipped with third sprocket wheel 21, and third sprocket wheel on a screw rod 17 in two screw rods 17
21 and second are sequentially connected with same second chain 22 on sprocket wheel 23, and the front side of a table leg 2 is fixedly installed with battery 24,
The front side of desktop 1 is fixedly connected with motor switch 25, battery 24 by conducting wire respectively with motor switch 25 and driving motor 20
Be electrically connected, driving motor 20 is electrically connected by conducting wire and motor switch 25, offered in the bottom interior wall of slot 9 with it is corresponding
The square hole 27 that is connected of sliding slot 10, and the second ball 28 is nested on four side inner walls of square hole 27, locating rod 14 is located at pair
Between four the second balls 28 answered, the second ball 28 is in rolling contact with the outside of corresponding locating rod 14, the outside of bookshelf case 6
It is not contacted with the side wall of containing box 5, offers threaded hole 26 in the bottom interior wall of bookshelf case 6, and threaded hole 26 and corresponding spiral shell
Bar 17 is threadedly coupled, and opens up that there are two the first circular holes in the top inner wall of first through hole 15, and fixing sleeve is equipped in the first circular hole
First bearing, the inner ring of first bearing are fixed with the outside of corresponding screw rod 17 and are set with, solid in the bottom interior wall of first through hole 15
There are two second bearing, the inner rings of second bearing to fix and be set with the outside of corresponding screw rod 17 for fixed connection, the first sprocket wheel 18
Top offers the second circular hole, and the side wall of the second circular hole is welded and fixed with the outside of corresponding screw rod 17, third sprocket wheel 21
Top offers third circular hole, and the side wall of third circular hole and the outside of a screw rod 17 in two screw rods 17 are welded and fixed,
The present invention has rational design, easy to use, convenient for the lifting book shelf case 6 of smooth low friction, avoids in lifting book shelf case 6 because of frictional force
Sharp fricative is generated greatly, improves the quiet viewing atmosphere in library, convenient for the support stable to the bookshelf case 6 after rise,
Prevent shaking roll-off, and convenient for storing to bookshelf case 6, save use space, be conducive to using.
In the present embodiment, in use, positive starting driving motor 20 drives the rotation of the second sprocket wheel 23, the second sprocket wheel 23 passes through
Second chain 22 drives third sprocket wheel 21 to rotate, and third sprocket wheel 21 drives a screw rod 17 to rotate, and a screw rod 17 drives one
The rotation of first sprocket wheel 18, first sprocket wheel 18 drive the rotation of another first sprocket wheel 18 by the first chain 19, another the
One sprocket wheel 18 drives the rotation of another screw rod 17, and two screw rods 17 rotate synchronously at this time, under the action of threaded hole 26, screw rod 17
Rotation drives corresponding bookshelf case 6 to move up, and bookshelf case 6 drives corresponding two sliding blocks 11 and attachment base 13 to move up,
Sliding block 11 drives corresponding first ball 12 to roll on the side wall of sliding slot 10, while sliding block 11 and corresponding attachment base 13 drive
Locating rod 14 moves up, and locating rod 14 is slided between corresponding four the second balls 28, the second ball 28 and the first ball
14 setting can effectively reduce the frictional force generated in mobile while positioning to corresponding locating rod 14, then cooperate book
The outside of frame case 6 is not contacted with the side wall of corresponding containing box 5, so that reaching reduces the frictional force on the move of bookshelf case 6, works as book
Frame case 6, which rises to, stops driving motor 20 after suitable position, at this time screw rod 17 when not turning with corresponding itself screw thread of threaded hole 26
Locking force, by the principle of regular screw threads homeostasis bite force, reaching stable can be supported bookshelf case 6, this
When can take in the placement plate 8 that books are placed in bookshelf case 6, to bookshelf case 6 store when, reverse starting driving motor 20,
Similarly moves down and store to corresponding containing box 5 on the contrary, being changed into bookshelf case 6 with the motion process of forward driving driving motor 20
Interior, 6 top of bookshelf case after storage is concordant with the top of desktop 1, the use space of desktop 1 is not take up, so that convenient for smooth low
The lifting book shelf case 6 of friction, convenient for the support stable to the bookshelf case 6 after rise, and convenient for being stored to bookshelf case 6.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (9)
1. the bottom four corners of a kind of desk of library with automatic lifting bookshelf, including desktop (1), the desktop (1) are equal
It is fixedly installed with table leg (2), is fixedly connected with the same riding boogie board (3) between four table legs (2), which is characterized in that the desktop
(1) top two sides offer rectangular opening (4), and rectangular opening (4) interior fixing sleeve is equipped with the containing box that top is opening setting
(5), it is fixedly connected at the top of the bottom of containing box (5) and riding boogie board (3), drop friction storage machine is provided on the containing box (5)
Structure is provided with the synchronization lifting driving mechanism matched with drop friction accommodating mechanism, the drop friction accommodating mechanism on riding boogie board (3)
It is set as being open including the bookshelf case (6) being placed in containing box (5) bottom interior wall, and on front side of bookshelf case (6), bookshelf case
(6) top is concordant with the top of desktop (1), is fixedly connected in the top inner wall and bottom interior wall of bookshelf case (6) same
Vertical clapboard (7) is fixedly connected with multiple put with the two sides of corresponding vertical clapboard (7) respectively between the two sides inner wall of bookshelf case (6)
It sets plate (8), sliding slot (10) and slot (9) is offered on the two sides inner wall of containing box (5), the slot (9) is located at corresponding
The top of sliding slot (10), slot are set as being open at the top of (9), and two side bottoms of bookshelf case (6) are fixedly connected to sliding block
(11), and the front side of sliding block (11), rear side and the side far from corresponding bookshelf case (6) are nested with the first ball (12), position
In three the first balls (12) on the same sliding block (11) respectively with the front inner wall of corresponding sliding slot (10), rear side inner wall and
Side inner wall far from its opening is in rolling contact, and is fixedly connected with locating rod (14) at the top of the sliding block (11), and locating rod
(14) top extends in corresponding slot (9) and is fixedly connected with attachment base (13), and attachment base (13) is close to corresponding book
The side of frame case (6) is fixedly connected with bookshelf case (6).
2. desk of a kind of library with automatic lifting bookshelf according to claim 1, which is characterized in that described same
Step lift drive mechanism includes the first through hole (15) for being provided with riding boogie board (3) side, and it is logical that the bottom of vertical clapboard (7) offers second
Hole (16), and be equipped with screw rod (17) in the second through-hole (16), the bottom end of screw rod (17) extend in first through hole (15) and with the
The bottom interior wall of one through-hole (15) is rotatablely installed, and bookshelf case (6) screw thread is set on corresponding screw rod (17), solid on screw rod (17)
Surely it is arranged with the first sprocket wheel (18) in first through hole (15), same is sequentially connected on two the first sprocket wheels (18)
One chain (19), being screwed on front side of a table leg (2) in four table legs (2) has driving motor (20), and driving motor
(20) it is fixedly connected on output shaft the second sprocket wheel (23), fixing sleeve is equipped on a screw rod (17) in two screw rods (17)
Third sprocket wheel (21), and same second chain (22) is sequentially connected on third sprocket wheel (21) and the second sprocket wheel (23), one
It is fixedly installed on front side of table leg (2) battery (24), motor switch (25), battery is fixedly connected on front side of desktop (1)
(24) it is electrically connected respectively with motor switch (25) and driving motor (20) by conducting wire, driving motor (20) passes through conducting wire and electricity
Machine switchs (25) and is electrically connected.
3. desk of a kind of library with automatic lifting bookshelf according to claim 1, which is characterized in that described to insert
The square hole (27) being connected with corresponding sliding slot (10), and four side inner walls of square hole (27) are offered in the bottom interior wall of slot (9)
On be nested with the second ball (28), locating rod (14) is between corresponding four the second balls (28), the second ball (28)
It is in rolling contact on the outside of corresponding locating rod (14).
4. desk of a kind of library with automatic lifting bookshelf according to claim 1, which is characterized in that the book
The outside of frame case (6) is not contacted with the side wall of containing box (5).
5. desk of a kind of library with automatic lifting bookshelf according to claim 2, which is characterized in that the book
It is offered in the bottom interior wall of frame case (6) threaded hole (26), and threaded hole (26) is threadedly coupled with corresponding screw rod (17).
6. desk of a kind of library with automatic lifting bookshelf according to claim 2, which is characterized in that described
It is opened up in the top inner wall of one through-hole (15) there are two the first circular hole, and fixing sleeve is equipped with first bearing in the first circular hole, first
The inner ring of bearing is fixed with the outside of corresponding screw rod (17) and is set with.
7. desk of a kind of library with automatic lifting bookshelf according to claim 2, which is characterized in that described
It is fixedly connected in the bottom interior wall of one through-hole (15) there are two second bearing, the inner ring of second bearing and corresponding screw rod (17)
The fixed suit in outside.
8. desk of a kind of library with automatic lifting bookshelf according to claim 2, which is characterized in that described
The second circular hole is offered at the top of one sprocket wheel (18), and the side wall of the second circular hole and the welding of the outside of corresponding screw rod (17) are solid
It is fixed.
9. desk of a kind of library with automatic lifting bookshelf according to claim 2, which is characterized in that described
Third circular hole is offered at the top of three sprocket wheels (21), and a screw rod (17) in the side wall of third circular hole and two screw rods (17)
Outside be welded and fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910782256.5A CN110393372A (en) | 2019-08-18 | 2019-08-18 | A kind of desk of the library with automatic lifting bookshelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910782256.5A CN110393372A (en) | 2019-08-18 | 2019-08-18 | A kind of desk of the library with automatic lifting bookshelf |
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| CN110393372A true CN110393372A (en) | 2019-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910782256.5A Pending CN110393372A (en) | 2019-08-18 | 2019-08-18 | A kind of desk of the library with automatic lifting bookshelf |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112273889A (en) * | 2020-09-26 | 2021-01-29 | 桃源县教师进修学校(常德广播电视大学桃源县分校) | Exercise book classification discernment is with preventing mixing device |
| CN112673822A (en) * | 2020-12-15 | 2021-04-20 | 重庆畅耘农业发展有限公司 | Fruit vegetables storage device for agricultural production |
| CN112998400A (en) * | 2021-03-01 | 2021-06-22 | 杨万云 | Lifting academic propaganda table |
| CN113317622A (en) * | 2021-06-18 | 2021-08-31 | 江西万橡家具集团有限公司 | Library is with collapsible reading table of convenient storage |
| CN114304899A (en) * | 2021-12-31 | 2022-04-12 | 刘若涵 | Student uses adjustable intelligence desk |
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| CN112273889A (en) * | 2020-09-26 | 2021-01-29 | 桃源县教师进修学校(常德广播电视大学桃源县分校) | Exercise book classification discernment is with preventing mixing device |
| CN112273889B (en) * | 2020-09-26 | 2022-01-28 | 桃源县教师进修学校(常德广播电视大学桃源县分校) | Exercise book classification discernment is with preventing mixing device |
| CN112673822A (en) * | 2020-12-15 | 2021-04-20 | 重庆畅耘农业发展有限公司 | Fruit vegetables storage device for agricultural production |
| CN112998400A (en) * | 2021-03-01 | 2021-06-22 | 杨万云 | Lifting academic propaganda table |
| CN113317622A (en) * | 2021-06-18 | 2021-08-31 | 江西万橡家具集团有限公司 | Library is with collapsible reading table of convenient storage |
| CN113317622B (en) * | 2021-06-18 | 2022-07-15 | 江西万橡家具集团有限公司 | Library is with collapsible reading table of convenient storage |
| CN114304899A (en) * | 2021-12-31 | 2022-04-12 | 刘若涵 | Student uses adjustable intelligence desk |
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