CN208941211U - A kind of mathematics lectern - Google Patents
A kind of mathematics lectern Download PDFInfo
- Publication number
- CN208941211U CN208941211U CN201820902815.2U CN201820902815U CN208941211U CN 208941211 U CN208941211 U CN 208941211U CN 201820902815 U CN201820902815 U CN 201820902815U CN 208941211 U CN208941211 U CN 208941211U
- Authority
- CN
- China
- Prior art keywords
- baffle
- inner cavity
- groove
- spring
- sliding
- 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.)
- Expired - Fee Related
Links
Landscapes
- Tables And Desks Characterized By Structural Shape (AREA)
Abstract
The utility model discloses a kind of mathematics lecterns, including table body, the top dead center position of the table body opens up fluted, and the inner cavity top of the groove is embedded with connecting plate, the inner cavity front and rear sides surface of the groove offers second sliding slot, and the left and right ends closing of second sliding slot.The mathematics lectern, by moving support rod to the right, make support rod that the first sliding block be driven to move to the right in first sliding groove, the thrust reversed to fixture block is tightened in third spring stress deformation, more convenient user's teaching, make inserted block in jack the second sliding block that side is moved to first baffle two sides from inside to outside, make first baffle that the second sliding block be driven to move to the right in second sliding slot, according to the spacing of the size de-regulation first baffle of teaching aid and groove inner left wall, when needing teaching of use apparatus more, more convenient user's induction-arrangement teaching aid, save space, it avoids teaching aid from being deposited in and says table surface, meet the teaching use demand of user.
Description
Technical field
The utility model relates to mathematical technique field, specially a kind of mathematics lectern.
Background technique
It is equipped with lectern on dais in classroom, upper class hour placed realia and books for teacher, this lectern
Desktop is a tabular, and books and resources material can only be lain on desktop, in teaching process, since teacher is saying
It needs textbook and some related datas to carry out aided education during class, so needing lectern to mitigate the burden of teacher, passes
Drawer is not all arranged simply for the most construction of the lectern of system, and function is relatively simple, when carrying out mathematical education due to needing
Teaching aid special often occupies the space of table top, so that textbook and resources material are nowhere put, when the teaching aid that needs are shown
When more, desk-top space is largely occupied, is not able to satisfy the use demand of user.
Utility model content
The purpose of this utility model is to provide a kind of mathematics lecterns, to solve mentioned above in the background art ask
Topic.
To achieve the above object, the utility model provides the following technical solutions: a kind of mathematics lectern, including table body, institute
The top dead center position for stating table body opens up fluted, and the inner cavity top of the groove is embedded with connecting plate, the inner cavity of the groove
Front and rear sides surface offers second sliding slot, and the left and right ends closing of second sliding slot, the front and rear sides of the second sliding slot
Surface offers jack from left to right, is embedded with first baffle, the left and right of the first baffle on the left of the inner cavity of the groove
Two sides are connected with the second sliding block to match with second sliding slot, are plugged with and insert at left and right sides of the inner cavity of the first baffle
The inserted block that hole matches mutually is clamped between the inserted block by the first spring, is plugged with second gear on the right side of the inner cavity of the groove
Plate, and the left side of second baffle and the right center position of first baffle are mutually clamped, socket on the right side of the outer wall of the second baffle
There is third baffle, be connected with second spring on the right side of the inner cavity of the third baffle, be connected with top plate on the left of the second spring,
The left side of the top plate and the right side of second baffle are mutually clamped, and the top rear side surface of the table body offers first sliding groove, institute
The inner cavity for stating first sliding groove is embedded with the first sliding block, and the top of first sliding block is connected with support rod, the top of the support rod
End is connected with support plate, and the inner cavity of the support plate is plugged with connecting rod, and the outer wall of the connecting rod is socketed with third spring, and
It is mutually clamped on the left of the left side of third spring and the inner cavity of support plate, extends support plate on the left of the connecting rod and be connected with card
Block.
Preferably, the top left hand center of the connecting plate is connected with handle.
Preferably, the quantity of the fixture block is two, and is located at left and right sides of the front end of support plate.
Preferably, the inserted block is in " L " font.
Preferably, the socket gap is arranged in the surface of internal cavity of second sliding slot, and the spacing between jack is 2cm.
Compared with prior art, the utility model has the beneficial effects that the mathematics lectern, 1, pass through mobile branch to the right
Strut makes support rod that the first sliding block be driven to move to the right in first sliding groove, mathematics book is placed on to the front side of support plate, to
Front side pulls fixture block, and making fixture block drive connecting rod in support plate, side is mobile from inside to outside, and third spring stress deformation is tightened to fixture block
The two sides of mathematics book are put into the gap between fixture block and support plate by reversed thrust, remove the external force for being applied to fixture block,
Make third spring that fixture block be driven to reset, realize the fixation to mathematics book, is more convenient user's teaching, makes to say that table surface is more whole
It is clean；
2, by pulling connecting plate to the right, user pulls inserted block with hand inwardly, makes inserted block in jack to outside
It being moved in the second sliding block of first baffle two sides, inserted block, which moves inward, squeezes the first spring, first baffle is pulled to the right,
Make first baffle that the second sliding block be driven to move to the right in second sliding slot, while first baffle drives second baffle sidesway to the right
It moves into third baffle, second baffle drives top plate is mobile to the right in third baffle to squeeze second spring, according to teaching aid
The spacing of size de-regulation first baffle and groove inner left wall, the first spring keep inserted block reeve corresponding to the thrust of inserted block
In jack, when needing teaching of use apparatus more, it is more convenient user's induction-arrangement teaching aid, space is saved, avoids teaching aid heap
It is placed on and says table surface, keep desktop untidy, meet the teaching use demand of user.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is structural schematic diagram at the A of the utility model；
Fig. 3 is the first baffle structural schematic diagram of the utility model；
Fig. 4 is the third baffle structural schematic diagram of the utility model；
Fig. 5 is the supporting plate structure schematic diagram of the utility model.
In figure: 1, table body, 2, support rod, 3, fixture block, 4, support plate, the 5, first sliding block, 6, first sliding groove, 7, connecting plate,
8, handle, 9, first baffle, 10, jack, 11, second sliding slot, 12, inserted block, 13, second baffle, the 14, second sliding block, 15, first
Spring, 16, top plate, 17, second spring, 18, third baffle, 19, third spring, 20, connecting rod, 21, groove.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of mathematics lectern, including table body 1, table body 1
Top dead center position open up fluted 21, the inner cavity top of groove 21 is embedded with connecting plate 7, by when needing induction-arrangement not
With size teaching aid when, to the right pull connecting plate 7, so that connecting plate 7 is moved to the right side of groove 21 to the right in groove 21
Edge, user pull inserted block 12 with hand inwardly, and making inserted block 12 in jack 10, side is moved to 9 two sides of first baffle from inside to outside
In second sliding block 14, inserted block 12, which moves inward, squeezes the first spring 15, and 15 stress and deformation of the first spring is tightened anti-to inserted block 12
To thrust, to the right pull first baffle 9, make first baffle 9 drive the second sliding block 14 moved to the right in second sliding slot 11
It is dynamic, while first baffle 9 drives second baffle 13 to move to the right into third baffle 18, second baffle 13 drives top plate 16 to exist
Mobile to the right in third baffle 18 to squeeze second spring 17,17 stress and deformation of second spring is tightened reversed to second baffle 13
Thrust, according to the spacing of the size de-regulation first baffle 9 of teaching aid and 21 inner left wall of groove, the first spring 15 is to inserted block 12
Thrust injects inserted block 12 in corresponding jack 10, and when needing teaching of use apparatus more, it is whole to be more convenient user's conclusion
Teaching aid is managed, space is saved, avoids teaching aid from being deposited in and say table surface, keep desktop untidy, meet the teaching use demand of user,
The top left hand center of connecting plate 7 is connected with handle 8, is more convenient user and pulls connecting plate 7, the inner cavity front and back of groove 21
Both side surface offers second sliding slot 11, and the left and right ends closing of second sliding slot 11, the front and rear sides table of second sliding slot 11
Face offers jack 10 from left to right, 10 gap arrangement of jack second sliding slot 11 surface of internal cavity, and between jack 10
Spacing is 2cm, and first baffle 9 is embedded on the left of the inner cavity of groove 21, and the left and right sides of first baffle 9 is connected with to be slided with second
The inner cavity left and right sides of the second sliding block 14 that slot 11 matches, first baffle 9 is plugged with the inserted block 12 to match with jack 10,
Inserted block 12 is in " L " font, is clamped between inserted block 12 by 15 phase of the first spring, and the first spring 15 is helical spring, coefficient of elasticity
For 21N/CM, the first spring 15 is stretched or generates after squeezing elastic deformation, restores after removing external force to original state, groove
It is plugged with second baffle 13 on the right side of 21 inner cavity, and the left side of second baffle 13 and the right center position of first baffle 9 are mutually blocked
It connects, third baffle 18 is socketed on the right side of the outer wall of second baffle 13, is connected with second spring 17 on the right side of the inner cavity of third baffle 18,
Second spring 17 is helical spring, and coefficient of elasticity 21N/CM, second spring 17 is stretched or generates elastic deformation after squeezing,
Restore after removing external force to original state, the left side of second spring 17 is connected with top plate 16, the left side of top plate 16 and second baffle
13 right side is mutually clamped, and the top rear side surface of table body 1 offers first sliding groove 6, and it is sliding that the inner cavity of first sliding groove 6 is embedded with first
The top of block 5, the first sliding block 5 is connected with support rod 2, by moving support rod 2 to the right, support rod 2 is made to drive the first sliding block 5
It is moved to the right in first sliding groove 6, mathematics book is placed on to the front side of support plate 4, layback moves fixture block 3 forward, makes 3 band of fixture block
Side is mobile from inside to outside in support plate 4 for dynamic connecting rod 20, while the mobile extruding third spring 19 of connecting rod 20,19 stress of third spring
The thrust reversed to fixture block 3 is tightened in deformation, and the two sides of mathematics book are put into the gap between fixture block 3 and support plate 4, are removed
It is applied to the external force of fixture block 3, makes third spring 19 that fixture block 3 be driven to reset, realizes the fixation to mathematics book, is more convenient user's religion
It learns, makes to say that table surface is cleaner and tidier, the top of support rod 2 is connected with support plate 4, and the inner cavity of support plate 4 is plugged with connecting rod 20,
The outer wall of connecting rod 20 is socketed with third spring 19, and third spring 19 is helical spring, coefficient of elasticity 21N/CM, third spring
It is stretched or is generated after squeezing elastic deformation, is restored after removing external force to original state, and the left side of third spring 19 and branch
It is mutually clamped on the left of the inner cavity of fagging 4, the left side of connecting rod 20 extends support plate 4 and is connected with fixture block 3, and the quantity of fixture block 3 is two
It is a, and be located at left and right sides of the front end of support plate 4, it is more convenient that mathematics book is fixed.
By moving support rod 2 to the right, make support rod 2 that the first sliding block 5 be driven to move to the right in first sliding groove 6,
Mathematics book is placed on to the front side of support plate 4, forward layback move fixture block 3, make fixture block 3 drive connecting rod 20 in support plate 4 to
Outside is mobile, while the mobile extruding third spring 19 of connecting rod 20, and 19 stress and deformation of third spring is tightened to be pushed away to fixture block 3 is reversed
The two sides of mathematics book are put into the gap between fixture block 3 and support plate 4, remove the external force for being applied to fixture block 3 by power, make
Three springs 19 drive fixture block 3 to reset, and realize the fixation to mathematics book, are more convenient user's teaching, make to say that table surface is cleaner and tidier,
By pulling connecting plate 7 to the right when needing the different size of teaching aid of induction-arrangement, make connecting plate 7 in groove 21 to the right
Side is moved to the right side edge of groove 21, and user pulls inserted block 12 with hand inwardly, makes inserted block 12 in jack 10 to outside
Be moved in the second sliding block 14 of 9 two sides of first baffle, inserted block 12 move inward squeeze the first spring 15, the first spring 15 by
The thrust reversed to inserted block 12 is tightened in power deformation, pulls first baffle 9 to the right, makes first baffle 9 that the second sliding block 14 be driven to exist
It is moved to the right in second sliding slot 11, while first baffle 9 drives second baffle 13 to move to the right into third baffle 18, the
Two baffles 13 drive top plate 16 is mobile to the right in third baffle 18 to squeeze second spring 17, and 17 stress and deformation of second spring is received
The tight thrust reversed to second baffle 13, according to the spacing of the size de-regulation first baffle 9 of teaching aid and 21 inner left wall of groove,
First spring 15 injects inserted block 12 in corresponding jack 10 to the thrust of inserted block 12, when needing teaching of use apparatus more
When, it is more convenient user's induction-arrangement teaching aid, space is saved, avoids teaching aid from being deposited in and say table surface, keep desktop untidy, is met
The teaching use demand of user.
Claims (5)
1. a kind of mathematics lectern, including table body (1), it is characterised in that: the top dead center position of the table body (1) offers recessed
The inner cavity top of slot (21), the groove (21) is embedded with connecting plate (7), and the inner cavity front and rear sides surface of the groove (21) is equal
It offers second sliding slot (11), and the left and right ends closing of second sliding slot (11), the front and rear sides table of the second sliding slot (11)
Face offers jack (10) from left to right, is embedded with first baffle (9), the first gear on the left of the inner cavity of the groove (21)
The left and right sides of plate (9) is connected with the second sliding block (14) to match with second sliding slot (11), the first baffle (9) it is interior
It is plugged with the inserted block (12) to match with jack (10) at left and right sides of chamber, passes through the first spring (15) between the inserted block (12)
It is mutually clamped, is plugged with second baffle (13) on the right side of the inner cavity of the groove (21), and the left side of second baffle (13) and first gear
The right center position of plate (9) is mutually clamped, and is socketed with third baffle (18) on the right side of the outer wall of the second baffle (13), and described the
It is connected with second spring (17) on the right side of the inner cavity of three baffles (18), is connected with top plate (16) on the left of the second spring (17),
The left side of the top plate (16) and the right side of second baffle (13) are mutually clamped, and the top rear side surface of the table body (1) offers
The inner cavity of first sliding groove (6), the first sliding groove (6) is embedded with the first sliding block (5), the top clamping of first sliding block (5)
Have support rod (2), the top of the support rod (2) is connected with support plate (4), and the inner cavity of the support plate (4) is plugged with connection
The outer wall of bar (20), the connecting rod (20) is socketed with third spring (19), and the left side of third spring (19) and support plate (4)
Inner cavity on the left of be mutually clamped, extend support plate (4) on the left of the connecting rod (20) and be connected with fixture block (3).
2. a kind of mathematics lectern according to claim 1, it is characterised in that: in the top left hand of the connecting plate (7)
Heart position is connected with handle (8).
3. a kind of mathematics lectern according to claim 1, it is characterised in that: the quantity of the fixture block (3) is two, and
At left and right sides of the front end of support plate (4).
4. a kind of mathematics lectern according to claim 1, it is characterised in that: the inserted block (12) is in " L " font.
5. a kind of mathematics lectern according to claim 1, it is characterised in that: jack (10) gap arrangement is second
The surface of internal cavity of sliding slot (11), and the spacing between jack (10) is 2cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902815.2U CN208941211U (en) | 2018-06-12 | 2018-06-12 | A kind of mathematics lectern |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902815.2U CN208941211U (en) | 2018-06-12 | 2018-06-12 | A kind of mathematics lectern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208941211U true CN208941211U (en) | 2019-06-07 |
Family
ID=66731069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820902815.2U Expired - Fee Related CN208941211U (en) | 2018-06-12 | 2018-06-12 | A kind of mathematics lectern |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208941211U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111772346A (en) * | 2020-08-13 | 2020-10-16 | 徐海涛 | Desk capable of preventing myopia |
| CN111870043A (en) * | 2020-08-13 | 2020-11-03 | 徐海涛 | Desk with prevent myopia function of eyes |
-
2018
- 2018-06-12 CN CN201820902815.2U patent/CN208941211U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111772346A (en) * | 2020-08-13 | 2020-10-16 | 徐海涛 | Desk capable of preventing myopia |
| CN111870043A (en) * | 2020-08-13 | 2020-11-03 | 徐海涛 | Desk with prevent myopia function of eyes |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208941211U (en) | A kind of mathematics lectern | |
| CN206284581U (en) | A kind of Political Teaching lectern for changing height | |
| CN111789399A (en) | Adjustable art student desk | |
| CN209365708U (en) | A kind of English teaching demonstration board | |
| CN207532105U (en) | Desk for teaching | |
| CN208549648U (en) | A kind of dedicated chicken coop of breeding layer chicken | |
| CN209047556U (en) | A kind of children mathmatics desk for teaching | |
| CN208798853U (en) | A kind of human resources file management cabinet | |
| CN208581969U (en) | A kind of adjustable partition room away from archival storage cabinet | |
| CN209769581U (en) | a hang bookshelf for taking in books usefulness | |
| CN208891921U (en) | A kind of taking care of books cabinet convenient for putting in order books | |
| CN208941307U (en) | A kind of Novel book fixed frame | |
| CN207666254U (en) | A kind of combination sideboard of more combining forms | |
| CN208640007U (en) | Cabinet drawing frame stabilization clamp | |
| CN208003994U (en) | A kind of adjustable medical rack for test tube | |
| CN201019271Y (en) | Multifunctional bookshelf | |
| CN219680054U (en) | Office table with intelligent storage screen | |
| CN213429112U (en) | Movable wood bedside cupboard | |
| CN109373131A (en) | A kind of digital product stand | |
| CN213962515U (en) | Chair for library | |
| CN209450248U (en) | A kind of unlocking device for quilt fixator | |
| CN218073982U (en) | Music book support is folded to portable accordion | |
| CN209044941U (en) | A kind of assembly type mathematical teaching apparatus | |
| CN209454410U (en) | A kind of pupil's study books laying rack | |
| CN208461856U (en) | A kind of storage device for cell phone mainboard |
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: 20190607 Termination date: 20200612 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |