CN208160431U - The dedicated classification bookshelf lifting platform of middle school student - Google Patents
The dedicated classification bookshelf lifting platform of middle school student Download PDFInfo
- Publication number
- CN208160431U CN208160431U CN201721768279.3U CN201721768279U CN208160431U CN 208160431 U CN208160431 U CN 208160431U CN 201721768279 U CN201721768279 U CN 201721768279U CN 208160431 U CN208160431 U CN 208160431U
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- Prior art keywords
- shell
- roller bearing
- gear
- disk
- shaft
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Abstract
The utility model relates to the dedicated classification bookshelf lifting platforms of teaching aid technical field more particularly to middle school student, drive roller bearing using ratchet, roller bearing upper shaft connects multiple bookcases, classifies on bookcase, ensure that bookcase can rotate, will not be too high, solve the problems, such as that part classmate does not get book；Shell front side is provided with desk, ensure that books will not leave about, and taking out books can sit on desk, and it is not difficult to find to solve the problems, such as that books leave about；Pedal band moving cam, makes connecting rod drive disc rotary certain angle, and fixture block blocks square groove, ensure that bookcase can be stepped in pedal, and bookcase rotates by a certain angle, and solves and removes rotary book cabinet manually, or rotation is too much without difficult to find；Whole device is placed in library, realizes student and conveniently looks for book.
Description
Technical field
The utility model relates to the dedicated classification bookshelf lifting platforms of teaching aid technical field more particularly to middle school student.
Background technique
The range of student's study at present is more and more wider, and the thing of understanding is also more and more, and most of parents seldom allow student
It goes to play computer, so the information source of student is learnt from the book in library, library is one and specially collects, is whole
Reason, save, ship document and provide using science, culture, education and scientific research mechanism；So library needs to store a large amount of book
Nationality, but traditional bookshelf is very high, some classmate is possible to not get these books, and the student having goes to library
A large amount of different classes of book can be found later, caused books to leave about, be difficult to find.
Utility model content
Technical problem to be solved in the utility model is that it is special to provide middle school student for above-mentioned technical deficiency
With bookshelf lifting platform is sorted out, roller bearing is driven using ratchet, roller bearing upper shaft connects multiple bookcases, classifies on bookcase, guarantees
Bookcase can rotate, will not be too high, solve the problems, such as that part classmate does not get book；Shell front side is provided with desk, guarantees
Books will not leave about, and taking out books can sit on desk, solve the problems, such as that books leave about not difficult to find；Pedal drives convex
Wheel makes connecting rod drive disc rotary certain angle, and fixture block blocks square groove, ensure that bookcase can be stepped in pedal, bookcase rotation
Turn certain angle, solve and remove rotary book cabinet manually, or rotation is too much without difficult to find；Whole device is placed in library, real
Show student and conveniently looks for book.
In order to solve the above technical problems, technical solution used by the utility model is：Including shell and pedal, shell
Shaft is connected with roller bearing on rear side of middle part, and the equal shaft in roller bearing outer ring is connected with multiple bookcases, is provided with gear-box at left and right sides of shell；
Shell front side top is provided with desk；Circular trough is provided at left and right sides of shell；Shaft connects in gear-box at left and right sides of shell
It is connected to pawl；Shell front side lower part is provided with pedestal；Pedestal upper surface is provided with sleeve on the shell；Two in the middle part of pedestal upper surface
There are two the first springs for side setting；Pedal one end is provided with first rotating shaft, and first rotating shaft is connect with sleeve rotating；First spring with
Connection among pedestal；Circular trough is internally provided with corner-kick；Corner-kick center, which is run through, connecting rod；It is arranged inside gear-box at roller bearing both ends
There is ratchet；Ratchet and pawl engaged transmission；Ratchet side circumference is provided with multiple square grooves；Side is parallel to roller bearing weldering in gear-box
It is connected to sleeve；Second spring is provided on the outside of sleeve；Roller bearing is applied in sleeve inner；Second spring one end is connected to gear box side
On wall；The second spring other end is provided with disk on sleeve；One end of connecting rod penetrates through gear-box shaft and is connected to outside disk
Circle；The shaft junction of pawl and gear-box is provided with torsional spring.
The technical program is advanced optimized, the length of the first rotating shaft is greater than the length of shell；First rotating shaft both ends
Key connection has cam；The cooperation of the other end of cam and connecting rod.
The technical program is advanced optimized, the disk side shaft is connected with fixture block；It is arranged between fixture block and disk
There is the 4th spring；Fixture block and square groove cooperate；The direction of square groove and ratchet it is contrary.
The technical program is advanced optimized, the rotation angle of the pedal is equal to the rotation angle of cam；The rotation of cam
Gyration is equal to the rotation angle of disk；The angle of disc rotary is equal to the angle between adjacent square groove.
Compared with prior art, the utility model has the following advantages that：1, on roller bearing, roller bearing outer ring turns ratchet key connection
Axis connection has multiple bookcases, and shell two sides shaft is connected with pawl, realizes the setting of bookcase circle inside the shell, makes bookcase can be with
Rotation, allows student's books easy to find；2, housing front is provided with desk, and desk lower part can be arranged on pedal with pushes pedals
There is a spring, pedal band moving cam, camming arrangements rotation realizes bookcase and can be driven by pedal and realizes rotation, allows student
Take book convenient；3, connecting rod drive disk on fixture block block the square groove on ratchet, realize device can by pedal band moving cam,
Device is set to complete to rotate by a certain angle.
Detailed description of the invention
Fig. 1 is the dedicated classification bookshelf lifting platform general assembly schematic diagram of middle school student.
Fig. 2 is the dedicated classification bookshelf lifting platform bookshelf schematic diagram of middle school student.
Fig. 3 is that the dedicated classification bookshelf lifting platform of middle school student rotates schematic diagram.
Fig. 4 is the dedicated classification bookshelf lifting platform pedal schematic diagram of middle school student.
Fig. 5 is the dedicated classification bookshelf lifting platform disk schematic diagram of middle school student.
In figure：1, shell；2, pedal；3, roller bearing；4, bookcase；5, gear-box；6, circular trough；7, pawl；8, pedestal；9, it covers
Cylinder；10, the first spring；11, first rotating shaft；12, corner-kick；13, connecting rod；14, ratchet；15, square groove；16, second spring；17, circle
Disk；18, torsional spring；19, cam；20, fixture block；21, the 4th spring；22, desk.
Specific embodiment
To make the objectives, technical solutions and advantages of the present invention clearer, With reference to embodiment
And referring to attached drawing, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want
Limit the scope of the utility model.In addition, in the following description, descriptions of well-known structures and technologies are omitted, to avoid not
Necessarily obscure the concept of the utility model.
Specific embodiment one：In conjunction with shown in Fig. 1-3, including shell 1 and pedal 2,1 middle part rear side shaft of shell are connected with
Roller bearing 3, the equal shaft in 3 outer ring of roller bearing are connected with multiple bookcases 4, are provided with gear-box 5 at left and right sides of shell 1；On 1 front side of shell
Portion is provided with desk 22；Circular trough 6 is provided at left and right sides of shell 1；1 left and right sides shaft in gear-box 5 of shell is connected with
Pawl 7；1 lower front of shell is provided with pedestal 8；8 upper surface of pedestal is provided with sleeve 9 on shell 1；In 8 upper surface of pedestal
There are two the first springs 10 for the setting of portion two sides；2 one end of pedal is provided with first rotating shaft 11, and first rotating shaft 11 and the rotation of sleeve 9 connect
It connects；It is connected among first spring 10 and pedestal 8；Circular trough 6 is internally provided with corner-kick 12；12 center of corner-kick, which is run through, connecting rod 13；
3 both ends of roller bearing are provided with ratchet 14 inside gear-box 5；7 engaged transmission of ratchet 14 and pawl；14 side circumference of ratchet is provided with
Multiple square grooves 15；Side is parallel to roller bearing 3 and is welded with sleeve 9 in gear-box 5；Second spring 16 is provided on the outside of sleeve 9；Roller bearing
3 are applied in inside sleeve 9；16 one end of second spring is connected on 5 side wall of gear-box；16 other end of second spring is on sleeve 9
It is provided with disk 17；One end of connecting rod 13 penetrates through 5 shaft of gear-box and is connected to 17 outer ring of disk；Turn of pawl 7 and gear-box 5
Shaft connection place is provided with torsional spring 18；The length of first rotating shaft 11 is greater than the length of shell 1；11 both ends of first rotating shaft key connection has convex
Wheel 19；The other end of cam 19 and connecting rod 13 cooperates；17 side shaft of disk is connected with fixture block 20；Between fixture block 20 and disk 17
It is provided with the 4th spring 21；Fixture block 20 and square groove 15 cooperate；The direction of square groove 15 is contrary with ratchet 14；The rotation of pedal 2
Gyration is equal to the rotation angle of cam 19；The rotation angle of cam 19 is equal to the rotation angle of disk 17；What disk 17 rotated
Angle is equal to the angle between adjacent square groove 15.
In use, step 1, according to Fig. 1 and Fig. 2, foot steps on pedal 2 first, is provided between pedal 2 and pedestal 8
First spring 10, spring is exerted oneself after stepping on pedal 2, and 2 one end of pedal is provided with first rotating shaft 11,11 both ends of first rotating shaft key connection
There is cam 19, cam 19 and connecting rod 13 cooperate, and connecting rod 13 penetrates through corner-kick 12, and corner-kick 12 and circular trough 6 cooperate, and circular trough 6 is set
It sets in 1 left and right sides of shell, corner-kick 12 can be slided in 6 internal rotating of circular trough, connecting rod 13 at 12 center of corner-kick, and cam 19 revolves
Turn certain angle, stir connecting rod 13 and move up, the rotation angle of pedal 2 is equal to the rotation angle of cam 19, and cam 19 is just
Parallel with connecting rod 13, foot leaves pedal 2, and rotation, connecting rod 13 move downward 2 resetting cam 19 of pedal counterclockwise；
Step 2, according to FIG. 1 and FIG. 3,13 other end of connecting rod penetrate through 5 shaft of gear-box and are connected on disk 17,
17 one side shaft of disk connects fixture block 20, and the 4th spring 21, fixture block 20 and ratchet 14 are provided between fixture block 20 and disk 17
The square groove 15 of one side cooperates, and connecting rod 13 moves upwards the fixture block 20 driven on disk 17, and fixture block 20 drives inside square groove 15
Ratchet 14 rotates, and connecting rod 13 moves downward, and drives disk 17 to rotate clockwise, fixture block 20 oneself moves back other on ratchet 14
Square groove 15, square groove 15 is contrary with ratchet 14, and so that ratchet 14 is rotated by a certain angle can block, and disk 17 is on sleeve 9
Shaft connection, the setting of sleeve 9 is parallel with roller bearing 3 in the inside of gear-box 5, and running through in sleeve 9 has roller bearing 3, and sleeve 9 is provided with the outside
Two springs 16, spring one end are connected to 5 inner wall of gear-box, and the other end withstands disk 17, make the side of blocking of 20 peak power of fixture block
Slot 15；
Fixture block 20 drives square groove 15 to rotate by a certain angle, and square groove 15 is arranged on ratchet 14, and ratchet 14 rotates together, ratchet
14 are keyed with roller bearing 3, and roller bearing 3 is driven to rotate, and ratchet 14 cooperates after rotating by a certain angle with pawl 7, and pawl 7 blocks ratchet
14, pawl 7 and the shaft junction of shell 1 are provided with torsional spring 18；Roller bearing 3 rotates angle and is equal to the rotation angle of cam 19, in this way
Just bookcase 4 can be made to spin out, 3 upper shaft of roller bearing connects multiple bookcases 4, and bookcase 4 is rotated around roller bearing 3, rotates to desk
Before 22, books are taken out, is placed on desk 22 and learns, put back to again after being finished, unrest will not be put, student does not put back to administrator
Will appreciate that be on this bookshelf, facilitate arrangement and meanwhile it is also easy-to-look-up, device can make student's books easy to find, while can also
Books are not got to prevent books to be placed on top layer's influence partial students, the books of which type is needed, steps on 2 bookcase of pedal several times
4 spin out automatically.
It should be understood that the above-mentioned specific embodiment of the utility model is used only for exemplary illustration or explains this reality
With novel principle, without constituting limitations of the present invention.Therefore, in the spirit and scope without departing from the utility model
In the case of any modification, equivalent substitution, improvement and etc. done, should be included within the scope of protection of this utility model.In addition,
The appended claims for the utility model are intended to cover to fall into attached claim scope and boundary or this range and boundary
Whole change and modification in equivalent form.
Claims (4)
1. the dedicated classification bookshelf lifting platform of middle school student, it is characterised in that：Including shell (1) and pedal (2), in the middle part of shell (1) after
Side shaft is connected with roller bearing (3), and the equal shaft in roller bearing (3) outer ring is connected with multiple bookcases (4), is provided at left and right sides of shell (1)
Gear-box (5)；Shell (1) forward upper is provided with desk (22)；Circular trough (6) are provided at left and right sides of shell (1)；Shell
(1) left and right sides is connected with pawl (7) in gear-box (5) interior shaft；Shell (1) lower front is provided with pedestal (8)；Pedestal
(8) upper surface is provided with sleeve (9) on shell (1)；There are two the first springs for the setting of pedestal (8) upper surface on both sides of the middle
(10)；Pedal (2) one end is provided with first rotating shaft (11), and first rotating shaft (11) and sleeve (9) rotation connect；First spring (10)
It is connect with pedestal (8) centre；Circular trough (6) is internally provided with corner-kick (12)；Corner-kick (12) center, which is run through, connecting rod (13)；Gear
Case (5) is internal to be provided with ratchet (14) at roller bearing (3) both ends；Ratchet (14) and pawl (7) engaged transmission；Ratchet (14) side circle
It is provided with multiple square grooves (15) week；Gear-box (5) interior side is parallel to roller bearing (3) and is welded with sleeve (9)；It is set on the outside of sleeve (9)
It is equipped with second spring (16)；It is internal that roller bearing (3) is applied in sleeve (9)；Second spring (16) one end is connected to gear-box (5) side wall
On；Second spring (16) other end is provided with disk (17) on sleeve (9)；One end of connecting rod (13) penetrates through gear-box (5)
Shaft is connected to disk (17) outer ring；The shaft junction of pawl (7) and gear-box (5) is provided with torsional spring (18).
2. the dedicated classification bookshelf lifting platform of middle school student according to claim 1, it is characterised in that：The length of first rotating shaft (11)
Degree is greater than the length of shell (1)；First rotating shaft (11) both ends key connection has cam (19)；Cam (19) is another with connecting rod (13)
End cooperation.
3. the dedicated classification bookshelf lifting platform of middle school student according to claim 1, it is characterised in that：Disk (17) side shaft
It is connected with fixture block (20)；The 4th spring (21) is provided between fixture block (20) and disk (17)；Fixture block (20) is matched with square groove (15)
It closes；The direction of square groove (15) is contrary with ratchet (14).
4. the dedicated classification bookshelf lifting platform of middle school student according to claim 1, it is characterised in that：The rotation angle of pedal (2)
Degree is equal to the rotation angle of cam (19)；The rotation angle of cam (19) is equal to the rotation angle of disk (17)；Disk (17) rotation
The angle turned is equal to the angle between adjacent square groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768279.3U CN208160431U (en) | 2017-12-18 | 2017-12-18 | The dedicated classification bookshelf lifting platform of middle school student |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721768279.3U CN208160431U (en) | 2017-12-18 | 2017-12-18 | The dedicated classification bookshelf lifting platform of middle school student |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208160431U true CN208160431U (en) | 2018-11-30 |
Family
ID=64386277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721768279.3U Expired - Fee Related CN208160431U (en) | 2017-12-18 | 2017-12-18 | The dedicated classification bookshelf lifting platform of middle school student |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208160431U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112616329A (en) * | 2020-12-09 | 2021-04-09 | 上海电机学院 | Automatic weeder of angularly adjustable |
| CN113349605A (en) * | 2021-07-22 | 2021-09-07 | 浙江世贸装饰股份有限公司 | Telescopic exhibition stand with intelligently-controlled lamplight |
| CN115849237A (en) * | 2022-11-09 | 2023-03-28 | 侯长斌 | Goods lift of mill |
-
2017
- 2017-12-18 CN CN201721768279.3U patent/CN208160431U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112616329A (en) * | 2020-12-09 | 2021-04-09 | 上海电机学院 | Automatic weeder of angularly adjustable |
| CN113349605A (en) * | 2021-07-22 | 2021-09-07 | 浙江世贸装饰股份有限公司 | Telescopic exhibition stand with intelligently-controlled lamplight |
| CN115849237A (en) * | 2022-11-09 | 2023-03-28 | 侯长斌 | Goods lift of mill |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20191218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |