CN205311157U - Outdoor blackboard - Google Patents
Outdoor blackboard Download PDFInfo
- Publication number
- CN205311157U CN205311157U CN201521044544.4U CN201521044544U CN205311157U CN 205311157 U CN205311157 U CN 205311157U CN 201521044544 U CN201521044544 U CN 201521044544U CN 205311157 U CN205311157 U CN 205311157U
- Authority
- CN
- China
- Prior art keywords
- pillar stand
- blackboard
- upper pillar
- plate
- blackboard body
- 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 discloses an outdoor blackboard, including blackboard body and support, blackboard body and support can be folded, and portable removes in a flexible way, can adapt to different teaching environment, can satisfy outdoor teaching demand, is favorable to the social practice activity to be gone on. Additionally, the utility model discloses height -adjustable, it is more humanized, tow sides all can use, have increased the volume of writing, reduce teacher's teaching intensity, improved student's learning efficiency.
Description
Technical field
The utility model belongs to realia technical field, is specially a kind of outdoor blackboard.
Background technology
In order to implement and implement party's policy for education comprehensively, cultivate the comprehensive talent adapting to modernized society's needs; In order to strengthen further and improve student's moral cultivation, allow students come into society, get close to society, understand society, pay close attention to society; In order to open student's outlook, it is to increase the overall qualities of student self, the manipulative ability of training student and team collaboration's spirit, the schools of various levels and categories have carried out various informative various social practice. Carry out social practice, it is the important behave of comprehensive training student initiative spirit, the ability of practice and overall qualities, be also overcome " exam-oriented education " tendency, push forward the important content of quality-oriented education comprehensively. Carry out social practice, student is allowed to move towards society, contact society, it is socially reintegrated, knowledge is used to remove know the society, for the initiative spirit of student and the cultivation of spirit of exploration and the ability of practice provide chance, facilitating school's education and combine with education outside school, education combines with productive labor and social practice. By extensively carrying out colourful social practice, the physique of student is allowed to obtain exercise, esthetic sentiment obtains moulding, work idea and labour skill obtain enhancing, and the exercise that progress in the thought that student obtains in practice and will and character are subject to, move to again scientific and cultural knowledge in study, advantageously facilitate the development of student's physical and mental health.
Social practice is different from classroom instruction, but is not do not explain, and social practice needs explanation equally, often being used blackboard during explanation, existing blackboard is all fixing, is inconvenient to carry, also it is not specifically designed to outdoor blackboard for education at present, social practice needs cannot be met.
Summary of the invention
In order to solve the deficiencies in the prior art, the utility model provides a kind of outdoor blackboard.
The technical scheme that the utility model adopts is: a kind of outdoor blackboard, comprise blackboard body and support, it is characterized in that: described blackboard body is made up of some identical rectangle plates, together with plate is picked out and be hinge on long for plate limit by hinge between plate, wide limit alignment between plate, hinge is hidden between plate, and plate tow sides all scribble chalkboard paint; Described support is made up of two symmetrical columns, and each column is made up of upper pillar stand and lower pillar stand, and upper pillar stand is hollow, and lower pillar stand can be inserted in the hollow formation expansion link form of upper pillar stand, is provided with the fixing silk that can fix lower pillar stand on upper pillar stand; Described upper pillar stand length is slightly larger than the narrow limit of blackboard body, and each upper pillar stand top and bottom is respectively provided with a rotating horizontal pole, and cross bar length is slightly larger than the width 1/2nd of blackboard body, and cross bar end points is provided with fixed orifices, and fixed orifices is provided with tumbler pin; Described lower pillar stand bottom is provided with two and universal takes turns, two universal take turns before and after arrange and at a certain distance, universal wheel is provided with stop dog; Described blackboard body two narrow limits by gemel connection on two upper pillar stands.
As preferably, described upper pillar stand and lower pillar stand are square cylinder.
The utility model using method is: when using blackboard, be first pulled outwardly by lower pillar stand, determines pull-out length according to height, fix with fixing silk, then pull two columns to both sides, the blackboard body folded is launched, then to cross bar docking and fixes two with tumbler pin; After blackboard one side has been write, utilize universal Rotary Blackboard of taking turns can use blackboard another side; When not using blackboard, first unclamp tumbler pin, promote two columns to draw close to centre, blackboard body is folded, then unclamps fixing silk, lower pillar stand is retracted within upper pillar stand, whole folding device is become smaller size smaller.
The useful effect of the utility model is: compared with the blackboard used at present, the utility model can fold, and is convenient to carry, flexibly mobile, it is possible to adapt to different teaching environments, can meet field teaching demand, be conducive to social practice to carry out. In addition, the utility model height is adjustable, more hommization; Tow sides all can use, and increases the amount of writing; Reduce the teaching intensity of teacher, it is to increase the learning efficiency of student, facilitate mathematics education management.
Accompanying drawing explanation
If Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
A kind of outdoor blackboard, comprise blackboard body and support, it is characterized in that: described blackboard body is made up of some identical rectangle plates 4, together with plate is picked out and be hinge on long for plate 4 limit by hinge between 4 with plate 4, wide limit alignment between plate 4, hinge is hidden between plate 4, and plate 4 tow sides all scribble chalkboard paint; Described support is made up of two symmetrical columns, each column is made up of upper pillar stand 3 and lower pillar stand 6, upper pillar stand 3 is hollow, and lower pillar stand 6 can be inserted in the hollow formation expansion link form of upper pillar stand 3, is provided with the fixing silk 5 that can fix lower pillar stand 6 on upper pillar stand 3; Described upper pillar stand 3 length is slightly larger than the narrow limit of blackboard body, and each upper pillar stand 3 top and bottom is respectively provided with a rotating horizontal pole 1, and cross bar 1 length is provided with fixed orifices slightly larger than the width 1/2nd of blackboard body, cross bar 1 end points, and fixed orifices is provided with tumbler pin 2; Described lower pillar stand 6 bottom is provided with two and universal takes turns 7, and two universal takes turns and arrange before and after 7 and at a certain distance, universal wheel is provided with stop dog 8; Described blackboard body two narrow limits by gemel connection on two upper pillar stands 3.
As preferably, described upper pillar stand 3 and lower pillar stand 6 are square cylinder.
The utility model using method is: when using blackboard, be first pulled outwardly by lower pillar stand 6, determines pull-out length according to height, fix with fixing silk 5, then pull two columns to both sides, the blackboard body that folds is launched, then by two, cross bar 1 is docked and fix with tumbler pin 2; After blackboard one side has been write, utilize universal 7 Rotary Blackboards of taking turns can use blackboard another side; When not using blackboard, first unclamp tumbler pin 2, promote two columns to draw close to centre, blackboard body is folded, then unclamps fixing silk 5, lower pillar stand 6 is retracted within upper pillar stand 3, whole folding device is become smaller size smaller.
Claims (2)
1. an outdoor blackboard, comprise blackboard body and support, it is characterized in that: described blackboard body is made up of some identical rectangle plates, together with plate is picked out and be hinge on long for plate limit by hinge between plate, wide limit alignment between plate, hinge is hidden between plate, and plate tow sides all scribble chalkboard paint; Described support is made up of two symmetrical columns, and each column is made up of upper pillar stand and lower pillar stand, and upper pillar stand is hollow, and lower pillar stand can be inserted in the hollow formation expansion link form of upper pillar stand, is provided with the fixing silk that can fix lower pillar stand on upper pillar stand; Described upper pillar stand length is slightly larger than the narrow limit of blackboard body, and each upper pillar stand top and bottom is respectively provided with a rotating horizontal pole, and cross bar length is slightly larger than the width 1/2nd of blackboard body, and cross bar end points is provided with fixed orifices, and fixed orifices is provided with tumbler pin; Described lower pillar stand bottom is provided with two and universal takes turns, two universal take turns before and after arrange and at a certain distance, universal wheel is provided with stop dog; Described blackboard body two narrow limits by gemel connection on two upper pillar stands.
2. a kind of outdoor blackboard according to claim 1, is characterized in that: described upper pillar stand and lower pillar stand are square cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521044544.4U CN205311157U (en) | 2015-12-15 | 2015-12-15 | Outdoor blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521044544.4U CN205311157U (en) | 2015-12-15 | 2015-12-15 | Outdoor blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205311157U true CN205311157U (en) | 2016-06-15 |
Family
ID=56186360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521044544.4U Expired - Fee Related CN205311157U (en) | 2015-12-15 | 2015-12-15 | Outdoor blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205311157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228742A (en) * | 2018-09-29 | 2019-01-18 | 浙江省嘉善县第中学 | A kind of Multifunctional household external application blackboard |
-
2015
- 2015-12-15 CN CN201521044544.4U patent/CN205311157U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109228742A (en) * | 2018-09-29 | 2019-01-18 | 浙江省嘉善县第中学 | A kind of Multifunctional household external application 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160615 Termination date: 20161215 |