CN108454276A - A kind of removable explanation plate of teaching - Google Patents
A kind of removable explanation plate of teaching Download PDFInfo
- Publication number
- CN108454276A CN108454276A CN201810305169.6A CN201810305169A CN108454276A CN 108454276 A CN108454276 A CN 108454276A CN 201810305169 A CN201810305169 A CN 201810305169A CN 108454276 A CN108454276 A CN 108454276A
- Authority
- CN
- China
- Prior art keywords
- mainboard
- fixedly connected
- expansion board
- removable
- teaching
- 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.)
- Withdrawn
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
- A47B97/00—Furniture or accessories for furniture, not provided for in other groups of this subclass
- A47B97/04—Easels or stands for blackboards or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
- B43L1/04—Blackboards
Landscapes
- Electrically Operated Instructional Devices (AREA)
Abstract
The invention discloses a kind of removable explanation plates of teaching, including mainboard, hydraulic cylinder and pedestal, the middle part on pedestal top is fixedly connected with the bottom end of hydraulic cylinder, the piston rod of hydraulic cylinder is fixedly connected with one end of hydraulic stem, it is fixedly connected in the middle part of the other end of hydraulic stem and rotation slot bottom end, the top of rotation slot and the lower rotation of Rotational Cylindrical connect, it is fixedly connected in the middle part of the top of Rotational Cylindrical and support bottom end, the top of support item is fixedly connected with the bottom of mainboard, top and bottom in mainboard are arranged with sliding slot, expansion board is symmetrically cased in mainboard, the top and bottom of two expansion board are slidably connected with two sliding slots respectively.The present invention in mainboard by being symmetrically cased with expansion board, it can be when the write area of mainboard be not enough, pull out expansion board, writing panel is widened, it prevents from influencing teaching process because plate face write area is too small, it is equipped with pedal by one end of adjusting rod, more easily the height of mainboard can be adjusted, it is time saving and energy saving.
Description
Technical field
The present invention relates to teaching equipment technical field, more particularly to the removable explanation plate of a kind of teaching.
Background technology
Blackboard is almost that most equipment is used in teaching process, and before multimedia teaching generalization, blackboard is even more to teach
Necessity, blackboard can allow the more convenient teaching of teacher, teacher that can write out knowledge point in the enterprising andante book of blackboard,
Student is set more intuitively to learn.
But traditional blackboard is mostly fixed plate, written contents are limited, and in lyceum, and heel row student cannot be clear
The clear content seen on blackboard more seems difficult for the open teaching of not blackboard.Therefore we make this improvement, carry
Go out a kind of removable explanation plate of teaching.
Invention content
The main purpose of the present invention is to provide a kind of removable explanation plates of teaching, can effectively solve in background technology
The inconvenient problem of traditional blackboard teaching.
To achieve the above object, the technical solution that the present invention takes is：
A kind of teaching is equal with removable explanation plate, including mainboard, hydraulic cylinder and pedestal, four corners of the base bottom
Equipped with universal wheel, the middle part on the pedestal top is fixedly connected with the bottom end of hydraulic cylinder, and the side of the hydraulic cylinder, which is equipped with, to be adjusted
One end of bar, the adjusting rod is equipped with pedal, and the piston rod of the hydraulic cylinder is fixedly connected with one end of hydraulic stem, the hydraulic pressure
It being fixedly connected in the middle part of the other end of bar and rotation slot bottom end, the top of the rotation slot and the lower rotation of Rotational Cylindrical connect,
The side of the rotation slot is threaded with trip bolt, and the inner wall and the one of brake piece of rotation slot is worn in one end of the trip bolt
Side is fixedly connected, and the other side of the brake block and the side for rotating column bottom are slidably connected, the top of the Rotational Cylindrical with hold
Supporting bar is fixedly connected in the middle part of bottom end, and the top of the support item is fixedly connected with the bottom of mainboard, and two at the top of the mainboard
The both ends of end and bottom are equipped with fixing screws, and the top and bottom in the mainboard are arranged with sliding slot, right in the mainboard
Title is cased with expansion board, and the top and bottom of two expansion board are slidably connected with two sliding slots respectively, two expansion board
The one end at top and one end of bottom are equipped with interior fixing threaded hole, the other end and bottom at the top of two expansion board it is another
End is equipped with outer fixing threaded hole, and four interior fixing threaded holes and four outer fixing threaded holes with four mutual of fixing screws
Match.
Further, one end end point of the avris and trip bolt of the fixing screws is equipped with slip-resistant texture.
Further, the surface of the pedal is equipped with non-slip mat.
Further, the both ends of the sliding slot are equipped with block.
Further, the both sides of the mainboard and the both sides of expansion board are coated with blackboard paint.
Compared with prior art, the present invention has the advantages that：The removable explanation plate of this kind teaching, passes through pedestal
Four corners of bottom are equipped with universal wheel, can carry out the explanation plate to be moved to suitable position, for opening for not blackboard
The teaching of putting property is more convenient, is fixedly connected with one end of hydraulic stem by the piston rod of hydraulic cylinder, the other end of hydraulic stem with turn
It is fixedly connected in the middle part of dynamic slot bottom end, the top of rotation slot and the lower rotation of Rotational Cylindrical, up and down adjustment can be carried out to mainboard
And angular adjustment, it is suitable for different actual conditions and imparts knowledge to students, human oriented design keeps teaching process more convenient, passes through mainboard
It is interior to be symmetrically cased with expansion board, it can pull out expansion board when the write area of mainboard is not enough, writing panel widened,
It prevents from influencing teaching process because plate face write area is too small, pedal is equipped with by one end of adjusting rod, it can be more easily right
The height of mainboard is adjusted, time saving and energy saving.
Description of the drawings
Fig. 1 is a kind of overall structure diagram of the teaching of the present invention with removable explanation plate；
Fig. 2 is a kind of tumbler structural schematic diagram of the teaching of the present invention with removable explanation plate；
Fig. 3 is a kind of mainboard cross section structure schematic diagram of the teaching of the present invention with removable explanation plate；
Fig. 4 is a kind of mainboard side structure schematic diagram of the teaching of the present invention with removable explanation plate.
In figure：1, fixing screws；2, mainboard；3, support item；4, rotation slot；5, hydraulic stem；6, hydraulic cylinder；7, adjusting rod；
8, pedal；9, pedestal；10, universal wheel；11, trip bolt；12, brake piece；13, Rotational Cylindrical；14, outer fixing threaded hole 15, sliding slot；
16, interior fixing threaded hole；17, expansion board.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
As shown in Figs 1-4, a kind of teaching removable explanation plate, including mainboard 2, hydraulic cylinder 6 and pedestal 9,9 bottom of pedestal
Four corners be equipped with universal wheel 10, the middle part on 9 top of pedestal is fixedly connected with the bottom end of hydraulic cylinder 6, the side of hydraulic cylinder 6
Equipped with adjusting rod 7, one end of adjusting rod 7 is equipped with pedal 8, and the piston rod of hydraulic cylinder 6 is fixedly connected with one end of hydraulic stem 5, liquid
It is fixedly connected in the middle part of the other end of compression bar 5 and 4 bottom end of rotation slot, the top of rotation slot 4 connects with the lower rotation of Rotational Cylindrical 13
It connects, the side of rotation slot 4 is threaded with trip bolt 11, and the inner wall and brake piece 12 of rotation slot 4 are worn in one end of trip bolt 11
Side be fixedly connected, the side of the other side and 13 bottom of Rotational Cylindrical of brake block 12 is slidably connected, the top of Rotational Cylindrical 13 with
Support item is fixedly connected in the middle part of 3 bottom end, and the top of support item 3 is fixedly connected with the bottom of mainboard 2, the both ends at 2 top of mainboard
Fixing screws 1 are equipped with the both ends of bottom, the top and bottom in mainboard 2 are arranged with sliding slot 15, are symmetrically cased in mainboard 2
The top and bottom of expansion board 17, two expansion board 17 are slidably connected with two sliding slots 15 respectively, at the top of two expansion board 17
One end of one end and bottom is equipped with interior fixing threaded hole 16, and the other end of the other end and bottom at the top of two expansion board 17 is all provided with
There is outer fixing threaded hole 14, and four interior fixing threaded holes 16 and four outer fixing threaded holes 14 are mutually matched with four fixing screws 1.
Wherein, one end end point of the avris and trip bolt 11 of fixing screws 1 is equipped with slip-resistant texture, increases friction
Power, it is easier to fixing screws 1 and trip bolt 11 are turned, it is convenient and strength-saving.
Wherein, the surface of pedal 8 is equipped with non-slip mat, can prevent from skidding when pushes pedals 8, it is easier to operate.
Wherein, the both ends of sliding slot 15 are equipped with block, can prevent expansion board 17 from being slipped off out of mainboard 2.
Wherein, the both sides of mainboard 2 and the both sides of expansion board 17 are coated with blackboard paint, make mainboard 2 and 17 two sides of expansion board all
It can use, increase write area, facilitate teaching.
It should be noted that the present invention is a kind of teaching explains plate with removable, when work, it is first turned on universal wheel 10
Wheel is stopped, and then shifts explanation plate onto designated position, and the wheel for turning off universal wheel 10 is stopped, then pushes pedals 8, adjusts hydraulic cylinder 6,
So that hydraulic stem 5 is driven the designated position of 2 height up and down of mainboard, secondly rotates mainboard 2 and arrive suitable position, then and tighten fastening
Screw 11 makes brake piece 12 be close to Rotational Cylindrical 13, to prevent Rotational Cylindrical 13 from rotating, when mainboard 2 is not enough, first from outer fixation
Back-out fixing screws 1 in screw hole 14, secondly expansion board 17 is pulled out, then fixing screws 1 are screwed into interior fixing threaded hole 16, make extension
Plate 17 is fixed, and when not in use, the chalk marking on the surface of mainboard 2 and the surface of expansion board 17 is wiped first, then from interior solid
Determine to back-out fixing screws 1 in screw hole 16, secondly expansion board 17 is pushed into mainboard 2, then fixing screws 1 are screwed into outer fixing threaded hole
14, subsequently unscrew trip bolt 11, and mainboard 2 is gone to initial position, then tighten trip bolt 11, then opens universal wheel
10 wheel is stopped, and explanation plate is shifted onto deposit position, and the wheel for finally turning off universal wheel 10 is stopped.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (5)
1. a kind of teaching removable explanation plate, including mainboard (2), hydraulic cylinder (6) and pedestal (9), it is characterised in that：The bottom
Four corners of seat (9) bottom are equipped with universal wheel (10), and the middle part on pedestal (9) top is solid with the bottom end of hydraulic cylinder (6)
The side of fixed connection, the hydraulic cylinder (6) is equipped with adjusting rod (7), and one end of the adjusting rod (7) is equipped with pedal (8), the liquid
The piston rod of cylinder pressure (6) is fixedly connected with one end of hydraulic stem (5), the other end and rotation slot (4) bottom end of the hydraulic stem (5)
Middle part be fixedly connected, the top of the rotation slot (4) is connect with the lower rotation of Rotational Cylindrical (13), the rotation slot (4)
Side is threaded with trip bolt (11), and the inner wall and brake piece (12) of rotation slot (4) are worn in one end of the trip bolt (11)
Side be fixedly connected, the side of the other side and Rotational Cylindrical (13) bottom of the brake block (12) is slidably connected, the rotation
It is fixedly connected in the middle part of the top of column (13) and support item (3) bottom end, the bottom at the top and mainboard (2) of the support item (3)
It is fixedly connected, the both ends at both ends and bottom at the top of the mainboard (2) are equipped with fixing screws (1), the top in the mainboard (2)
Portion and bottom symmetrical are equipped with sliding slot (15), are symmetrically cased with expansion board (17) in the mainboard (2), two expansion board (17)
Top and bottom are slidably connected with two sliding slots (15) respectively, one end of one end and bottom at the top of two expansion board (17)
It is equipped with interior fixing threaded hole (16), the other end of the other end and bottom at the top of two expansion board (17) is equipped with outer fixation
Screw hole (14), and four interior fixing threaded holes (16) and four outer fixing threaded holes (14) are mutual with four fixing screws (1)
Matching.
2. a kind of removable explanation plate of teaching according to claim 1, it is characterised in that：The fixing screws (1)
One end end point of avris and trip bolt (11) is equipped with slip-resistant texture.
3. a kind of removable explanation plate of teaching according to claim 1, it is characterised in that：The surface of the pedal (8)
Equipped with non-slip mat.
4. a kind of removable explanation plate of teaching according to claim 1, it is characterised in that：The both ends of the sliding slot (15)
It is equipped with block.
5. a kind of removable explanation plate of teaching according to claim 1, it is characterised in that：The both sides of the mainboard (2)
It is coated with blackboard paint with the both sides of expansion board (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810305169.6A CN108454276A (en) | 2018-04-08 | 2018-04-08 | A kind of removable explanation plate of teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810305169.6A CN108454276A (en) | 2018-04-08 | 2018-04-08 | A kind of removable explanation plate of teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108454276A true CN108454276A (en) | 2018-08-28 |
Family
ID=63235472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810305169.6A Withdrawn CN108454276A (en) | 2018-04-08 | 2018-04-08 | A kind of removable explanation plate of teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108454276A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109493690A (en) * | 2018-12-29 | 2019-03-19 | 贵州大学 | A kind of architectural engineering drawing teaching display board |
| CN110027347A (en) * | 2019-03-27 | 2019-07-19 | 济宁职业技术学院 | Deformable blackboard |
-
2018
- 2018-04-08 CN CN201810305169.6A patent/CN108454276A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109493690A (en) * | 2018-12-29 | 2019-03-19 | 贵州大学 | A kind of architectural engineering drawing teaching display board |
| CN110027347A (en) * | 2019-03-27 | 2019-07-19 | 济宁职业技术学院 | Deformable blackboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180828 |
|
| WW01 | Invention patent application withdrawn after publication |