CN205072474U - But new -type height -adjusting's education and teaching blackboard - Google Patents
But new -type height -adjusting's education and teaching blackboard Download PDFInfo
- Publication number
- CN205072474U CN205072474U CN201520869993.6U CN201520869993U CN205072474U CN 205072474 U CN205072474 U CN 205072474U CN 201520869993 U CN201520869993 U CN 201520869993U CN 205072474 U CN205072474 U CN 205072474U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- screw rod
- rotary screw
- lower beam
- support
- 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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Abstract
The utility model discloses a but new -type height -adjusting's education and teaching blackboard, including support, smooth nonrust steel pole, lower beam, blackboard, rope, rotary screw rod, adjusting nut, triangle claw, card wheel piece, protective housing, walking wheel, two support tops are connected through smooth nonrust steel pole through the upper end, and the lower extreme passes through the lower beam and links to each other, two support middle parts, the below of smooth nonrust steel pole, the top of lower beam are located to the blackboard, screwed connection is crossed with the bearer bar sweetgum fruit at blackboard top middle part to rope one end. The other end is walked around from smooth nonrust steel pole, and is connected with the rotary screw rod upper end at the blackboard back, rotary screw rod lower extreme is followed the aperture at lower beam middle part and is passed, and adjusting nut fastens, support lower extreme ann has the triangle claw, the protective housing is installed to the lower extreme of triangle claw, and the walking wheel is installed to the lower extreme of protective housing, card wheel spare is installed to the upper end of protective housing, the height of blackboard can be adjusted through hand handle to this blackboard, and the mr who satisfies different heights imparts knowledge to students on the blackboard.
Description
Technical field
The utility model relates to a kind of teaching aid of teaching field, particularly relates to a kind of new-type height-adjustable education and instruction blackboard.
Background technology
Blackboard is using in teaching always, has a long history, but in field research, blackboard is all generally be fixed on metope.But along with in institution of higher learning's teaching, the teacher of different height imparts knowledge to students obviously inconvenient on sustained height blackboard, and for making up the deficiencies in the prior art, the utility model aims to provide a kind of new-type height-adjustable education and instruction blackboard.
Utility model content
For making up the deficiencies in the prior art, the utility model aims to provide a kind of new-type height-adjustable education and instruction blackboard.
For realizing this technical purpose, scheme of the present utility model is: new-type height-adjustable education and instruction blackboard, comprises support, smooth stainless steel, lower beam, blackboard, rope, rotary screw rod, adjusting nut, triangle pawl, card gear member, containment vessel, road wheel; Two cantilever tip are connected by smooth stainless steel by upper end, and lower end is connected by lower beam; Blackboard is located at two mid-stent, the below of smooth stainless steel, the top of lower beam; Rope one end is connected by screw with the bearer bar road of blackboard top middle portion.The other end is walked around from smooth stainless steel, and is connected with the rotary screw rod upper end at the blackboard back side; The aperture of rotary screw rod lower end in the middle part of lower beam is passed, and adjusting nut carries out fastening; Pedestal lower end is equipped with triangle pawl; The lower end of triangle pawl is provided with containment vessel, and the lower end of containment vessel is provided with road wheel; The upper end of containment vessel is provided with card gear member; The blackboard back side is provided with blackboard eraser cylinder and chalk barrel.
As further technical scheme of the present utility model: rotary screw rod length is less than rope; Road wheel is provided with 6 altogether; The blackboard back side is also provided with mercurial thermometer.
The utility model effect: this blackboard, can regulate the height of blackboard by adjusting nut, be especially applicable to teacher and use, the teacher meeting different height is imparting knowledge to students on blackboard; The setting of triangle pawl, can protect blackboard in use stable; The setting of road wheel, is convenient to the conversion of blackboard place to use; Structure is simple, and practical, long service life, is applicable to promoting the use of.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Wherein: support 1, smooth stainless steel 2, lower beam 3, blackboard 4, rope 5, rotary screw rod 6, adjusting nut 7, triangle pawl 8, card gear member 9, containment vessel 10, road wheel 11.
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 other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, in the utility model embodiment, new-type height-adjustable education and instruction blackboard, comprises support, smooth stainless steel, lower beam, blackboard, rope, rotary screw rod, adjusting nut, triangle pawl, card gear member, containment vessel, road wheel; Two cantilever tip are connected by smooth stainless steel by upper end, and lower end is connected by lower beam; Blackboard is located at two mid-stent, the below of smooth stainless steel, the top of lower beam; Rope one end is connected by screw with the bearer bar road of blackboard top middle portion.The other end is walked around from smooth stainless steel, and is connected with the rotary screw rod upper end at the blackboard back side; The aperture of rotary screw rod lower end in the middle part of lower beam is passed, and adjusting nut carries out fastening; Pedestal lower end is equipped with triangle pawl; The lower end of triangle pawl is provided with containment vessel, and the lower end of containment vessel is provided with road wheel; The upper end of containment vessel is provided with card gear member; The blackboard back side is provided with blackboard eraser cylinder and chalk barrel.
As further technical scheme of the present utility model: rotary screw rod length is less than rope; Road wheel is provided with 6 altogether; The blackboard back side is also provided with mercurial thermometer.
This blackboard, can regulate the height of blackboard by adjusting nut, be especially applicable to teacher and use, the teacher meeting different height is imparting knowledge to students on blackboard; The setting of triangle pawl, can protect blackboard in use stable; The setting of road wheel, is convenient to the conversion of blackboard place to use.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
The above; be only preferred embodiment of the present utility model; not in order to limit the utility model, every above embodiment is done according to technical spirit of the present utility model any trickle amendment, equivalently replace and improve, within the protection domain that all should be included in technical solutions of the utility model.
Claims (2)
1. new-type height-adjustable education and instruction blackboard, comprises support (1), smooth stainless steel (2), lower beam (3), blackboard (4), rope (5), rotary screw rod (6), adjusting nut (7), triangle pawl (8), card gear member (9), containment vessel (10), road wheel (11); It is characterized in that: two support (1) tops are connected by smooth stainless steel (2) by upper end, and lower end is connected by lower beam (3); Blackboard (4) is located at two support (1) middle parts, the below of smooth stainless steel (2), the top of lower beam (3); Rope (5) one end is connected by screw with the bearer bar road of blackboard (4) top middle portion, the other end is walked around from smooth stainless steel (2), and is connected with rotary screw rod (6) upper end at blackboard (4) back side; Rotary screw rod (6) lower end is passed from the aperture at lower beam (3) middle part, and adjusting nut (7) carries out fastening; Support (1) lower end is equipped with triangle pawl (8); The lower end of triangle pawl (8) is provided with containment vessel (10), and the lower end of containment vessel (10) is provided with road wheel (11); The upper end of containment vessel (10) is provided with card gear member (9); Blackboard (4) back side is provided with blackboard eraser cylinder and chalk barrel.
2. new-type height-adjustable education and instruction blackboard according to claim 1, is characterized in that: rotary screw rod (6) length is less than rope (5); Road wheel (11) is provided with 6 altogether; Blackboard (4) back side is also provided with mercurial thermometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520869993.6U CN205072474U (en) | 2015-10-29 | 2015-10-29 | But new -type height -adjusting's education and teaching blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520869993.6U CN205072474U (en) | 2015-10-29 | 2015-10-29 | But new -type height -adjusting's education and teaching blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205072474U true CN205072474U (en) | 2016-03-09 |
Family
ID=55424927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520869993.6U Expired - Fee Related CN205072474U (en) | 2015-10-29 | 2015-10-29 | But new -type height -adjusting's education and teaching blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205072474U (en) |
-
2015
- 2015-10-29 CN CN201520869993.6U patent/CN205072474U/en not_active Expired - Fee Related
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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: 20160309 Termination date: 20161029 |