CN208538353U - A kind of teaching display board of easy of rise and adjustment direction - Google Patents
A kind of teaching display board of easy of rise and adjustment direction Download PDFInfo
- Publication number
- CN208538353U CN208538353U CN201820156205.2U CN201820156205U CN208538353U CN 208538353 U CN208538353 U CN 208538353U CN 201820156205 U CN201820156205 U CN 201820156205U CN 208538353 U CN208538353 U CN 208538353U
- Authority
- CN
- China
- Prior art keywords
- support
- display board
- pull rod
- elastic piece
- positioning ring
- 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
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model relates to the teaching display boards of a kind of easy of rise and adjustment direction, it include: pedestal, first support, second support, display board, clipboard, universal wheel, handle and set lever, pedestal lower part is equipped with multiple universal wheels, pedestal central upper portion position is equipped with first support, first support top is equipped with second support, first support and second support are hollow structure, second support is embedded in inside first support and matches each other, second support top is equipped with display board, display board top is equipped with handle, display board plate face is equipped with several clipboards, display board intermediate vertical is equipped with multiple fixed frames, one end of clipboard is flexibly connected by fixed frame with display board, it is described to be fixed as U-shaped, locking device is equipped with inside second support lower end.The locking device being located inside second support is driven by set lever, can easily change height and the direction of display board, design is succinct, cheap.
Description
Technical field
The utility model relates to the teaching exhibitions of education and instruction apparatus field more particularly to a kind of easy of rise and adjustment direction
Show plate.
Background technique
Display board is engaged in utensil used in education sector writing demonstration, and usual board of education is located in classroom or meeting
Plate face in room plays the role of explanation demonstration with chalk or free ink pen written contents.Traditional display board is fixedly installed in
Same place and flexibly it cannot turn to and go up and down, teaching efficiency is bad.
Utility model content
The purpose of the utility model is to provide the teaching display board of a kind of easy of rise and adjustment direction, realize flexible
The purpose for turning to and going up and down.
Utility model technical solution:
A kind of teaching display board of easy of rise and adjustment direction, comprising: pedestal, first support, second support, displaying
Plate, clipboard, universal wheel, handle and set lever；
The pedestal lower part is equipped with multiple universal wheels, and pedestal central upper portion position is equipped with first support, first support top
Equipped with second support, first support and second support are hollow structure, and second support is embedded in inside first support and mutual
Matching, second support top are equipped with display board；
The display board top is equipped with handle, and display board plate face is equipped with several clipboards, and display board intermediate vertical is equipped with
One end of multiple fixed frames, clipboard is flexibly connected by fixed frame with display board, described to be fixed as U-shaped；
Be equipped with locking device inside the second support lower end, locking device include: elastic piece, friction plate, wedge block,
Lock pull rod, spring, lock ball and positioning ring；
Multiple elastic pieces, elastic piece upper end and the fixed company of second support lower end inner wall are uniformly provided in the second support
It connects, second support is extended in elastic piece lower part, and elastic piece lower outside is fixed with friction plate, and elastic piece lower inside is fixed with wedge
Shape sliding block, second support lower part are equipped with positioning ring, and positioning ring is located above elastic piece and is provided with through-hole in its center；
Locking pull rod is equipped in the positioning ring through-hole, the lower end for locking pull rod passes through positioning ring and is provided with lock ball,
Locking pull rod between positioning ring and lock ball is equipped with spring；
The upper end of the locking pull rod extends to display board top, locking pull rod upper end be equipped with set lever and with handle
Position is corresponding.
Further, the universal wheel quantity is four and has self-locking function.
Further, the display board lower part is equipped with supporter.
Further, the elastic piece quantity is three.
The utility model, which has the advantages that the prior art to drive by set lever, to be located in second support
The locking device in portion can easily change height and the direction of display board, and design is succinct, cheap.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view of A-A in Fig. 1.
Specific embodiment
The utility model is described in detail below with reference to attached drawing.
A kind of teaching display board of easy of rise and adjustment direction, comprising: pedestal 1, first support 2, second support 3, exhibition
Show plate 4, clipboard 5, universal wheel 6, handle 8 and set lever 9；
1 lower part of pedestal is equipped with multiple universal wheels 6, and 1 central upper portion position of pedestal is equipped with first support 2, first support 2
Top is equipped with second support 3, and first support 2 and second support 3 are hollow structure, and second support 3 is embedded in first support 2
Portion simultaneously matches each other, and 3 top of second support is equipped with display board 4；
4 top of display board is equipped with handle 8, and 4 plate face of display board is equipped with several clipboards 5,4 intermediate vertical of display board
Equipped with multiple fixed frames 17, one end of clipboard 5 is flexibly connected by fixed frame 17 with display board 4, and the fixed frame 17 is U-shaped
Shape；
Locking device is equipped with inside 3 lower end of second support, locking device includes: elastic piece 10, friction plate 11, wedge shape
Sliding block 12, locking pull rod 13, spring 14, lock ball 15 and positioning ring 16；
Multiple elastic pieces 10 are uniformly provided in the second support 3,10 upper end of elastic piece and 3 lower end inner wall of second support are solid
Second support 3 is extended in fixed connection, 10 lower part of elastic piece, and 10 lower outside of elastic piece is fixed with friction plate 11, under elastic piece 10
Be fixed with wedge block 12 on the inside of portion, 3 lower part of second support is equipped with positioning ring 16, positioning ring 16 be located above elastic piece 10 and
Its center is provided with through-hole；
Locking pull rod 13 is equipped in 16 through-hole of positioning ring, the lower end of locking pull rod 13 passes through positioning ring 16 and is provided with
Lock ball 15, the locking pull rod 13 between positioning ring 16 and lock ball 15 are equipped with spring 14；
The upper end of the locking pull rod 13 extends to 4 top of display board, locking 13 upper end of pull rod be equipped with set lever 9 and with
The position of handle 8 is corresponding.
6 quantity of universal wheel is four and has self-locking function.
4 lower part of display board is equipped with supporter 7.
10 quantity of elastic piece is 3.
In display board normal use, lock ball 15 is in close contact with wedge block 12 under action from the spring 14, wedge shape
Sliding block 12 drives elastic piece 10 and friction plate 11 to contact with 2 inner tight of first support, due to the effect first support 2 of frictional force
It is locked in together with second support 3.When needing to adjust height or direction of rotation, handle 8 and locking hand are held simultaneously with hand
Handle 9 moves up set lever 9 and locking pull rod 13, and then overcomes the elastic force of spring 14 that lock ball 15 is driven to move up, lock ball 15
It is detached from and recoils to reset condition, the locking state quilt of friction plate 11 and first support 2 with the contact of wedge block 12, elastic piece 10
It releases, is provided with and move freely between first support 2 and second support 3, and then the lifting and steering of plate can be shown.It shows
It is provided with multiple clipboards 5 on plate 4, can easily fold and page turning, avoids frequent erasable operation, improves work effect
Rate.
Claims (4)
1. the teaching display board of a kind of easy of rise and adjustment direction, comprising: pedestal (1), first support (2), second support
(3), display board (4), clipboard (5), universal wheel (6), handle (8) and set lever (9), it is characterised in that:
Pedestal (1) lower part is equipped with multiple universal wheels (6), and pedestal (1) central upper portion position is equipped with first support (2), and first
Bracket (2) top is equipped with second support (3), and first support (2) and second support (3) are hollow structure, second support (3) edge
It embedded in first support (2) inside and matches each other, second support (3) top is equipped with display board (4)；
Display board (4) top is equipped with handle (8), and display board (4) plate face is equipped with several clipboards (5), in display board (4)
Between be vertically equipped with multiple fixed frames (17), one end of clipboard (5) is flexibly connected by fixed frame (17) with display board (4), institute
Stating fixed frame (17) is U-shaped；
Locking device is equipped with inside second support (3) lower end, locking device includes: elastic piece (10), friction plate (11), wedge
Shape sliding block (12), locking pull rod (13), spring (14), lock ball (15) and positioning ring (16)；
It is uniformly provided with multiple elastic pieces (10) in the second support (3), in elastic piece (10) upper end and second support (3) lower end
Wall is fixedly connected, and elastic piece (10) lower part is extended second support (3), and elastic piece (10) lower outside is fixed with friction plate
(11), elastic piece (10) lower inside is fixed with wedge block (12), and second support (3) lower part is equipped with positioning ring (16), positioning
Ring (16) is located above elastic piece (10) and is provided with through-hole in its center；
Locking pull rod (13) is equipped in positioning ring (16) through-hole, the lower end of locking pull rod (13) passes through positioning ring (16) and sets
It is equipped with lock ball (15), the locking pull rod (13) between positioning ring (16) and lock ball (15) is equipped with spring (14)；
The upper end of locking pull rod (13) extends to display board (4) top, and locking pull rod (13) upper end is equipped with set lever (9)
And it is corresponding with the position of handle (8).
2. the teaching display board of a kind of easy of rise and adjustment direction according to claim 1, which is characterized in that described universal
Wheel (6) quantity is four and has self-locking function.
3. the teaching display board of a kind of easy of rise and adjustment direction according to claim 1, which is characterized in that the displaying
Plate (4) lower part is equipped with supporter (7).
4. the teaching display board of a kind of easy of rise and adjustment direction according to claim 1, which is characterized in that the elasticity
Piece (10) quantity is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820156205.2U CN208538353U (en) | 2018-01-30 | 2018-01-30 | A kind of teaching display board of easy of rise and adjustment direction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820156205.2U CN208538353U (en) | 2018-01-30 | 2018-01-30 | A kind of teaching display board of easy of rise and adjustment direction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208538353U true CN208538353U (en) | 2019-02-22 |
Family
ID=65399017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820156205.2U Expired - Fee Related CN208538353U (en) | 2018-01-30 | 2018-01-30 | A kind of teaching display board of easy of rise and adjustment direction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208538353U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517560A (en) * | 2019-09-26 | 2019-11-29 | 重庆市开州区桑梦科技有限公司 | A kind of foreign language teaching device |
-
2018
- 2018-01-30 CN CN201820156205.2U patent/CN208538353U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110517560A (en) * | 2019-09-26 | 2019-11-29 | 重庆市开州区桑梦科技有限公司 | A kind of foreign language teaching device |
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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: 20190222 Termination date: 20200130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |