CN202071578U - Portable teaching board - Google Patents
Portable teaching board Download PDFInfo
- Publication number
- CN202071578U CN202071578U CN2011201583983U CN201120158398U CN202071578U CN 202071578 U CN202071578 U CN 202071578U CN 2011201583983 U CN2011201583983 U CN 2011201583983U CN 201120158398 U CN201120158398 U CN 201120158398U CN 202071578 U CN202071578 U CN 202071578U
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- China
- Prior art keywords
- folding stand
- longitudinal bracing
- board
- education
- latch
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Abstract
The utility model provides a portable teaching board. The portable teaching board comprises a folding frame and teaching panels, wherein the folding frame comprises two transverse telescopic frames, two longitudinal supporting edge strips and a fixing device; each transverse telescopic frame consists of layers of nested telescopic sleeves; two ends of each transverse telescopic frame are connected with two ends of each longitudinal supporting edge strips respectively to form a rectangular frame and form the frame of the teaching board; the transverse telescopic frames stretch and retract to transversely stretch and retract the folding frame; the fixing device is arranged on the folding frame; the number of the teaching panels is at least two; and the teaching panels are flatly paved on the stretched folding frame in parallel and fixedly connected to the folding frame through the fixing device. The portable teaching board of the utility model combines the portability and practicability of the teaching board. The portable teaching board of the utility model has a simple structure, is low in cost and is convenient to mount and use.
Description
Technical field
The utility model relates to a kind of portable board of education, especially relates to a kind of portable board of education that is used for the extensible contraction of detachable combination of indoor and outdoor teaching, science popularization, advertisement.
Background technology
Board of education is a kind of the most frequently used educational aid.At present, Chang Yong board of education mainly contains following several: fixed, portable and large-scale mobile.That portable board of education has is in light weight, volume is relative to advantage less, that be easy to carry about with one and move, but present portable board of education in use is subjected to the restriction less than normal of board of education area, usually can not satisfy user's requirement.For example, in teaching, the teacher all to lecture all contents of courses within a certain period of time in order making the best use of time and to finish, before continuing teaching, must wipe and say content on the plate face, the personnel that listen to the teacher often are difficult in time write down the content of courses of writing on the plate face, but the write area of portable board of education is less than normal, makes problem more outstanding, have a strong impact on the continuity of teaching, reduced quality of instruction.In order to address this problem, often need to be with several boards of education in the practice more, use by turns, bring many inconvenience to the user.Therefore, how when keeping the good portability of portable board of education, but increasing the write area of board of education, make it to become and take into account the portable board of education that two aspect performances are suitable for actual use, is the problem that the utility model need solve.
The utility model content
At above-mentioned deficiency, technical problem to be solved in the utility model is, but a kind of write area and portable portable board of education that can effectively increase board of education is provided.Especially to provide a kind of simple in structure, easy to use, be used for the portable board of education of indoor and outdoor teaching, science popularization, advertisement.
In order to address the above problem, technical thought that the utility model adopts is: the panel of will imparting knowledge to students is decomposed into polylith, and movable flexible folding stand is set, and the panel sets of will imparting knowledge to students during use is contained on the folding stand and can uses; Carrying case is set, after board of education is finished using,, shrinks, impart knowledge to students panel and folding stand can be packed in the carrying case, be beneficial to carry through splitting.
It specifically comprises: folding stand, teaching panel; Described folding stand comprises two transversal stretching frames, two longitudinal bracing edge strips, fixture, described transversal stretching frame is that nested multilayer telescopic sleeve pipe constitutes, its two ends are interconnected to rectangle frame with longitudinal bracing edge strip two ends respectively, constitute the framework of board of education; Described transversal stretching frame is by flexible extending transversely and the contraction that realizes folding stand; Described fixture is provided with on the folding stand; Described teaching panel is at least two, and described teaching panel is tiled in side by side on the folding stand after the stretching, extension and by fixture and is fastened on the folding stand.
Described folding stand further comprises active support, attachment screw and sliding pin, and described active support makes up in twos, and the center is connected by described attachment screw, the foldable structure that formation can counterrotating " X " shape, and described active support two ends are provided with sliding pin; In the rectangle frame that described transversal stretching frame and longitudinal bracing edge strip are connected to form be arranged with the longitudinal bracing bar in parallel at described longitudinal bracing edge strip; Described longitudinal bracing edge strip two ends are U or annular shape structure, with the manner clamping or be socketed on the transversal stretching frame; Be provided with chute on described longitudinal bracing edge strip, the longitudinal bracing bar, described sliding pin embeds in the chute, and can be free to slide.
Described folding stand further comprises front supporting bracket, rear supporting bracket and supports whippletree, described supporting bracket is a foldable structure, described front and back supporting bracket is connected on the longitudinal bracing edge strip, described support whippletree be connected with front supporting bracket, the rear supporting bracket of homonymy respectively common constitute " A " shape fixedly the back and front supporting support set up angle.
Further, described teaching panel is congruent rectangular flat, all has writing surface on two plane.
Further, described fixture is latch and latch, and described latch, latch down fixedly install longitudinal bracing bar two ends respectively, accordingly, be provided with shrinkage pool in the both sides, two ends up and down at described teaching panel, described latch down and latch insert the fixing described teaching panel of described shrinkage pool respectively.
Comprise that further one is used to place the carrying case of the folding stand after folding and the panel of imparting knowledge to students, described carrying case comprises folding stand dividing plate, teaching panel dividing plate, and described folding stand, the teaching panel of placing positioned.
The utlity model has following beneficial effect: resolve into polylith by the panel of will imparting knowledge to students, can dismantle easily and carry; Folding stand is set, and collapsible being beneficial to carried, and teaching panel and folding stand effectively can be combined into practical board of education during use.The utility model has been taken into account portability and practicality, and the occasion that is particluarly suitable for outdoor occasion and the frequent Movable teaching board of other needs is used.
Description of drawings
Fig. 1 is the combining structure schematic diagram after a kind of embodiment assembling of the utility model;
Fig. 2 is the folding stand structured flowchart of a kind of embodiment of the utility model;
Fig. 3 is the folding stand lateral plan of a kind of embodiment of the utility model;
Fig. 4 is the elevation cross-sectional view of the carrying case of a kind of embodiment of the utility model;
Fig. 5 is the side cutaway view of the carrying case of a kind of embodiment of the utility model;
Fig. 6 is the top plan view of the carrying case of a kind of embodiment of the utility model.
The specific embodiment
For the ease of to further understanding of the present utility model, the specific embodiment of the present utility model is illustrated below in conjunction with accompanying drawing:
Combining structure after a kind of embodiment of the utility model assembling as shown in Figure 1 and Figure 2, the utility model comprises folding stand 1 and teaching panel 2, during use, folding stand 1 launches, teaching panel 2 is layed on folding stand 1 relevant position.Be provided with fixture 3 on the folding stand 1, so that folding stand 1 and 2 combinations of teaching panel is fixing.Folding stand 1 telescopic action is punctured into less developed area when carrying, be beneficial to and carry; Expand into bigger developed area during use, be beneficial to practicality.Teaching panel 2 is at least two (among Fig. 1 being 6), and for ease of combination, teaching panel 2 is preferable with congruent rectangular flat, is equipped with writing surface on its positive and negative two planes.At the gross area one that can write regularly, if the piece number is beneficial to more at most and carries, the less Rapid Combination that is beneficial to of piece number, for taking into account practicality with portable, teaching panel 2 is advisable with 3 to 9.Fixture 3 is used for fixing after folding stand 1 and 2 combinations of teaching panel, fixture 3 is arranged at the upper and lower outer rim of framework of folding stand 1, wherein, the latch that is arranged at down outer rim is fixed, be arranged at the movable dismounting of latch of outer rim, be stabilized on the folding stand 1 by the latch panel 2 of will imparting knowledge to students during use, when carrying, the latch of outer rim can take out teaching panel 2 easily in the dismounting.In the present embodiment, fixture 3 is the latch structures of giving prominence to, the structure that can certainly adopt combination button, latch, screw, hook, draw-in groove etc. effectively to connect.For example can also adopt at the latch 31 down of being that is provided with down, edge setting on top be latch 30, accordingly, be provided with shrinkage pool in the both sides, two ends 2 about at described teaching panel, described latch 31 down and latch 30 insert described shrinkage pool respectively and fix described teaching panel.Described down latch 31 and latch 30 are separately positioned on longitudinal bracing bar 7 two ends, by plugging and unplugging latch 30 can realize the imparting knowledge to students loading and unloading of panel.In order to simplify accompanying drawing, following latch 31 and latch 30 on the longitudinal bracing bar 7 in Fig. 2, have only been drawn.
As Fig. 2, shown in Figure 3, folding stand comprises transversal stretching frame 4, active support 5, attachment screw 6, longitudinal bracing bar 7, longitudinal bracing edge strip 70, sliding pin 72, front supporting bracket 80, rear supporting bracket 8; Transversal stretching frame 4, be mutually permanently connected into rectangular frame, constitute the framework of board of education with longitudinal bracing edge strip 70 two ends.Described transversal stretching frame 4 adopts known multilayer sleeve structure, and the telescopic variation scope is big, is more conducive to carry.Active support 5 makes up in twos, and the center is connected by attachment screw 6, form the supporting construction of " X " shape, and described active support makes up the movable variation of the angle that is become in twos; Longitudinal bracing bar 7, longitudinal bracing edge strip 70 are provided with chute 71, active support 5 two ends are provided with sliding pin 72, sliding pin 72 embeds in the chute 71, and can be free to slide, angle between the active support 5 is along with the stretching, extension of transversal stretching frame 4 changes the corresponding adjustment variation of do, both can better strengthen the support performance of 1 pair of teaching of folding stand panel 2, not influence the shrinkage of folding stand 1 again.Described longitudinal bracing bar 7 two ends are U or annular shape structure, with the manner clamping or be socketed on the transversal stretching frame 4; Be provided with chute 71 on described longitudinal bracing edge strip 70, the longitudinal bracing bar 7, described sliding pin 72 embeds in the chute, and can be free to slide.Can be clear that in conjunction with Fig. 3 front supporting bracket 80, rear support stand 8 are firm parts of support of board of education, play the effect of integrated support when board of education is used, prevent from that board of education is in use crooked to topple over.Be the stability that keeps supporting, be provided with support whippletree 81 in the bottom with fixing, support the also scalable variation length of whippletree 81, be any known foldable structure, described back and front supporting support 80,8 is connected on the longitudinal bracing edge strip 70, described support whippletree 81 be connected with front supporting bracket 80, the rear supporting bracket 8 of homonymy respectively common constitute " A " shape fixedly the back and front supporting support set up angle.Certainly, aforesaid transversal stretching frame 4, supporting bracket 8, support whippletree 81 and all be provided with fixture such as trip bolt etc., where necessary can be further fix in order to avoid become flexible when using aforesaid transversal stretching frame 4, supporting bracket 8, the length that supports whippletree 81.Preferably, described fixture 3 is arranged on the two ends of longitudinal bracing bar, can fixes the teaching panel easily.
Carry for further facilitating, a kind of embodiment of the utility model also is provided with carrying case 9, is used to place folding stand 1, teaching panel 2 and fixture 3.Can be clear that from Fig. 4, Fig. 5, Fig. 6 carrying case 9 comprises folding stand dividing plate 91, teaching panel dividing plate 92, incrustation 93 and handle 94.93 inboard connections of folding stand dividing plate 91 and incrustation are divided into two the package space of carrying case 9, and one is used to deposit folding stand 1 and fixture 3, and it two is used to deposit the panel 2 of imparting knowledge to students.In the space of depositing teaching panel 2, teaching panel dividing plate 92 is connected with incrustation 93 inwalls, further forms the separate slot that adapts with teaching panel 2 quantity, and separate slot is evenly distributed, be used for placing teaching panel 2, and make teaching panel 2 avoid the contact-impact damage each other.Handle 94 is installed on incrustation 93 outer walls, is beneficial to carry.Certainly, carrying case 9 also should have corresponding case mouth and switch, places and takes out for folding stand 1, teaching panel 2.For simplicity's sake, do not draw in the drawings.
Multilayer sleeve structure and stretching structure adopt known structure to realize, can adopt shape of cross section to realize with rectangle, circular standard sections.
Certainly; the utility model also can have other various embodiments, under the situation that does not deviate from the utility model spirit and essence thereof, to the simple adjustment of each part of system; as long as realize, all belong to protection domain of the present utility model according to the described technological thought of the utility model.Those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (6)
1. a portable board of education is characterized in that: comprise folding stand, teaching panel; Described folding stand comprises two transversal stretching frames, two longitudinal bracing edge strips, fixture, described transversal stretching frame is that nested multilayer telescopic sleeve pipe constitutes, its two ends are interconnected to rectangle frame with longitudinal bracing edge strip two ends respectively, constitute the framework of board of education; Described transversal stretching frame is by flexible extending transversely and the contraction that realizes folding stand; Described fixture is provided with on the folding stand; Described teaching panel is at least two, and described teaching panel is tiled in side by side on the folding stand after the stretching, extension and by fixture and is fastened on the folding stand.
2. board of education as claimed in claim 1, it is characterized in that: described folding stand further comprises active support, attachment screw and sliding pin, described active support makes up in twos, the center is connected by described attachment screw, formation can counterrotating " X " shape foldable structure, described active support two ends are provided with sliding pin; In the rectangle frame that described transversal stretching frame and longitudinal bracing edge strip are connected to form be arranged with the longitudinal bracing bar in parallel at described longitudinal bracing edge strip; Described longitudinal bracing bar two ends are U or annular shape structure, with the manner clamping or be socketed on the transversal stretching frame; Be provided with chute on described longitudinal bracing edge strip, the longitudinal bracing bar, described sliding pin embeds in the chute, and can be free to slide.
3. board of education as claimed in claim 1, it is characterized in that: described folding stand further comprises front supporting bracket, rear supporting bracket and supports whippletree, described supporting bracket is a foldable structure, described front and back supporting bracket is connected on the longitudinal bracing edge strip, described support whippletree be connected with front supporting bracket, the rear supporting bracket of homonymy respectively common constitute " A " shape fixedly the back and front supporting support set up angle.
4. board of education as claimed in claim 1 is characterized in that: described teaching panel is congruent rectangular flat, all has writing surface on two plane.
5. board of education as claimed in claim 1, it is characterized in that: described fixture is following latch and latch, described latch, latch down are fixedly installed on longitudinal bracing bar two ends respectively, accordingly, be provided with shrinkage pool in the both sides, two ends up and down at described teaching panel, described latch down and latch insert the fixing described teaching panel of described shrinkage pool respectively.
6. board of education as claimed in claim 1, it is characterized in that: comprise that further one is used to place the carrying case of the folding stand after folding and the panel of imparting knowledge to students, described carrying case comprises folding stand dividing plate, teaching panel dividing plate, and described folding stand, the teaching panel of placing positioned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201583983U CN202071578U (en) | 2011-05-18 | 2011-05-18 | Portable teaching board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201583983U CN202071578U (en) | 2011-05-18 | 2011-05-18 | Portable teaching board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202071578U true CN202071578U (en) | 2011-12-14 |
Family
ID=45109688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201583983U Expired - Fee Related CN202071578U (en) | 2011-05-18 | 2011-05-18 | Portable teaching board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202071578U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023849A (en) * | 2016-06-25 | 2016-10-12 | 潘治平 | Portable billboard |
-
2011
- 2011-05-18 CN CN2011201583983U patent/CN202071578U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106023849A (en) * | 2016-06-25 | 2016-10-12 | 潘治平 | Portable billboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Zeng Shuping Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111214 Termination date: 20130518 |