CN204526526U - A kind of multi-functional blackboard - Google Patents
A kind of multi-functional blackboard Download PDFInfo
- Publication number
- CN204526526U CN204526526U CN201520044450.0U CN201520044450U CN204526526U CN 204526526 U CN204526526 U CN 204526526U CN 201520044450 U CN201520044450 U CN 201520044450U CN 204526526 U CN204526526 U CN 204526526U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- expansion link
- support bar
- framework
- slide block
- 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
- 239000000428 dust Substances 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a kind of multi-functional blackboard, described slide block two ends are interted in slideway, and slide block can press certain orbital motion in slideway, the intracavity bottom of described framework leaves ash collection slot, and one end of ash collection slot is provided with ash collecting box, described bracing or strutting arrangement comprises base for supporting, support bar, expansion link and alignment pin, described base for supporting top middle portion is installed with the support bar of hollow structure, described support bar inside is interspersed with expansion link, and support bar top is provided with the alignment pin for locating expansion link height, described expansion link top is fixedly connected with base of frame.This multi-functional blackboard, blackboard eraser and blackboard are set to integrative-structure, eliminate the quantity that teacher carries teaching aid, this multi-functional blackboard is also provided with ash collection slot and ash collecting box structure, for collecting the dust that blackboard surface is scattered, prevent dust from falling to the ground, this multi-functional blackboard, being provided with can the bracing or strutting arrangement of free adjustment height, can meet the teaching request of teacher.
Description
Technical field
The utility model relates to teaching aid technical field, is specially a kind of multi-functional blackboard.
Background technology
Blackboard is the teaching of indispensable teaching aid, traditional blackboard in use, the dust that blackboard surface is scattered can fall on the ground, needs labor cleaning, and traditional blackboard can not freely debug height according to the teaching request of teacher, inadequate hommization, in addition, use during blackboard and all can carry blackboard eraser, traditional blackboard eraser small volume, can increase the workload of teacher, we propose a kind of multi-functional blackboard and solve these problems for this reason.
Utility model content
The purpose of this utility model is to provide a kind of multi-functional blackboard, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of multi-functional blackboard, comprise the framework of front opening and be arranged on the bracing or strutting arrangement of base of frame, the inner chamber of described framework is provided with blackboard, and the rear plate of framework is close to by blackboard, the inner surface of described framework left and right sidewall leaves slideway, described slideway top is provided with fixture, described fixture is wound with elastic component, described elastic component one end is connected with slide block, and slider surface is closely pasted with bristle to the side of blackboard, described slide block two ends are interted in slideway, and slide block can press certain orbital motion in slideway, the intracavity bottom of described framework leaves ash collection slot, and one end of ash collection slot is provided with ash collecting box, described bracing or strutting arrangement comprises base for supporting, support bar, expansion link and alignment pin, described base for supporting top middle portion is installed with the support bar of hollow structure, described support bar inside is interspersed with expansion link, and support bar top is provided with the alignment pin for locating expansion link height, described expansion link top is fixedly connected with base of frame.
Preferably, described expansion link is provided with groove towards the side of alignment pin, and groove inner wall is evenly distributed with locating hole from top to bottom.
Preferably, described elastic component is spring or bungee.
Preferably, described ash collection slot and ash collecting box junction are equipped with opening, and ash collecting box can freely take off.
Preferably, described slip front Middle face is provided with handle.
Compared with prior art, the beneficial effects of the utility model are: this multi-functional blackboard, blackboard eraser and blackboard are set to integrative-structure, eliminate the quantity that teacher carries teaching aid, this multi-functional blackboard is also provided with ash collection slot and ash collecting box structure, for collecting the dust that blackboard surface is scattered, prevent dust from falling to the ground, this multi-functional blackboard, is provided with the bracing or strutting arrangement of free adjustment height, can meet the teaching request of teacher.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is side cutaway view of the present utility model;
Fig. 3 is Telescopic rod structure schematic diagram of the present utility model.
In figure: 1 framework, 2 bracing or strutting arrangements, 21 base for supporting, 22 support bars, 23 alignment pins, 24 expansion links, 241 grooves, 242 locating holes, 3 blackboards, 4 slideways, 5 slide blocks, 51 handles, 6 ash collection slots, 7 ash collecting box, 8 elastic components, 9 fixtures, 10 bristles.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1-3, the utility model provides a kind of technical scheme: a kind of multi-functional blackboard, the framework 1 comprising front opening and the bracing or strutting arrangement 2 be arranged on bottom framework 1, the inner chamber of framework 1 is provided with blackboard 3, and the rear plate of framework 1 is close to by blackboard 3, the inner surface of framework about 1 sidewall leaves slideway 4, slideway 4 top is provided with fixture 9, fixture 9 is wound with elastic component 8, elastic component 8 is spring or bungee, elastic component 8 one end is connected with slide block 5, and slide block 5 is closely pasted with bristle 10 towards the side of blackboard, slide block 5 two ends are interted in slideway 4, and slide block 5 can press certain orbital motion in slideway 4, handle 51 is provided with in the middle part of slide block 5 front end face, the intracavity bottom of framework 1 leaves ash collection slot 6, and one end of ash collection slot 6 is provided with ash collecting box 7, ash collection slot 6 and ash collecting box 7 junction are equipped with opening, and ash collecting box 7 can freely take off, bracing or strutting arrangement 2 comprises base for supporting 21, support bar 22, expansion link 24 and alignment pin 23, base for supporting 21 top middle portion is installed with the support bar 22 of hollow structure, support bar 22 inside is interspersed with expansion link 24, and support bar 22 top is provided with the alignment pin 23 for locating expansion link 24 height, expansion link 24 can in support bar 22 free-extension, and located by alignment pin 23, expansion link 24 is provided with groove 241 towards the side of alignment pin 23, and groove 241 inwall is evenly distributed with locating hole 242 from top to bottom, expansion link 24 top is fixedly connected with bottom framework 1.
Operation principle: according to teaching environment, then located by alignment pin 23 by the expansion link 24 in pull support bar 22, when blackboard wiping, only need to pull down the handle on movable slider 5, dust on bristle 51 meeting Automatic clearance blackboard 3 on slide block 5, the dust be scattered can fall in ash collection slot 6 automatically, then catches up with in ash collecting box 7 by hairbrush 51 by dust, after wiping, slide block 5 can be withdrawn into original position by elastic component 8 automatically.
Although illustrate and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments when not departing from principle of the present utility model and spirit, scope of the present utility model is by claims and equivalents thereof.
Claims (5)
1. a multi-functional blackboard, comprise the framework (1) of front opening and be arranged on the bracing or strutting arrangement (2) of framework (1) bottom, it is characterized in that: the inner chamber of described framework (1) is provided with blackboard (3), and the rear plate of framework (1) is close to by blackboard (3), the inner surface of described framework (1) left and right sidewall leaves slideway (4), described slideway (4) top is provided with fixture (9), described fixture (9) is wound with elastic component (8), described elastic component (8) one end is connected with slide block (5), and slide block (5) is closely pasted with bristle (10) towards the side of blackboard, described slide block (5) two ends are interted in slideway (4), and slide block (5) can press certain orbital motion in slideway (4), the intracavity bottom of described framework (1) leaves ash collection slot (6), and one end of ash collection slot (6) is provided with ash collecting box (7), described bracing or strutting arrangement (2) comprises base for supporting (21), support bar (22), expansion link (24) and alignment pin (23), described base for supporting (21) top middle portion is installed with the support bar (22) of hollow structure, described support bar (22) inside is interspersed with expansion link (24), and support bar (22) top is provided with the alignment pin (23) for locating expansion link (24) height, described expansion link (24) top is fixedly connected with framework (1) bottom.
2. a kind of multi-functional blackboard according to claim 1, it is characterized in that: described expansion link (24) is provided with groove (241) towards the side of alignment pin (23), and groove (241) inwall is evenly distributed with locating hole (242) from top to bottom.
3. a kind of multi-functional blackboard according to claim 1, is characterized in that: described elastic component (8) is spring or bungee.
4. a kind of multi-functional blackboard according to claim 1, is characterized in that: described ash collection slot (6) and ash collecting box (7) junction are equipped with opening, and ash collecting box 7 can freely take off.
5. a kind of multi-functional blackboard according to claim 1, is characterized in that: be provided with handle (51) in the middle part of described slide block (5) front end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044450.0U CN204526526U (en) | 2015-01-22 | 2015-01-22 | A kind of multi-functional blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520044450.0U CN204526526U (en) | 2015-01-22 | 2015-01-22 | A kind of multi-functional blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204526526U true CN204526526U (en) | 2015-08-05 |
Family
ID=53740571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520044450.0U Expired - Fee Related CN204526526U (en) | 2015-01-22 | 2015-01-22 | A kind of multi-functional blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204526526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589859A (en) * | 2015-01-22 | 2015-05-06 | 张运 | Multifunctional blackboard |
-
2015
- 2015-01-22 CN CN201520044450.0U patent/CN204526526U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104589859A (en) * | 2015-01-22 | 2015-05-06 | 张运 | Multifunctional blackboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20180122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |