CN205318683U - English teaching device - Google Patents
English teaching device Download PDFInfo
- Publication number
- CN205318683U CN205318683U CN201620052152.0U CN201620052152U CN205318683U CN 205318683 U CN205318683 U CN 205318683U CN 201620052152 U CN201620052152 U CN 201620052152U CN 205318683 U CN205318683 U CN 205318683U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- block
- teaching device
- english teaching
- hydraulic stem
- 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 provides an english teaching device, includes the base, base surface both sides are equipped with the pneumatic cylinder, be equipped with on the pneumatic cylinder hydraulic stem be equipped with manual valve on the pneumatic cylinder, the hydraulic stem top is equipped with the fixed block, fixed block one side is equipped with the round pin axle, still includes the blackboard, blackboard both sides upper end is equipped with the blind hole, the round pin axle is established in the blind hole, the vertical spout that is equipped with of blackboard rear surface, be equipped with the slider in the spout, the board is connected to the slider, be equipped with the limited slip piece in the spout. Base surface central point puts and is equipped with the carousel, be equipped with the telescopic link on the carousel, the telescopic link end is equipped with square block, the block upper surface is equipped with the cross opening, vertical opening width is in horizontal opening. The utility model discloses have easy and simple to handle, labour saving and time saving, alleviateed teacher's work load.
Description
Technical field
The utility model relates to a kind of English teaching device.
Background technology
All section object teachers, when students give lessons, use one piece of blackboard, and particularly when by the English class, teacher needs to draw four line lattice on blackboard, wastes time, wastes time and energy.
Summary of the invention
The purpose of this utility model is for above-mentioned deficiency, it is provided that a kind of English teaching device.
Described object is achieved by the following scheme:
A kind of English teaching device, comprises base, and described susceptor surface both sides are provided with hydro-cylinder, described hydro-cylinder is provided with hydraulic stem, described hydro-cylinder is provided with manual valve, described hydraulic stem top is provided with fixed block, and described fixed block side is provided with bearing pin, also comprises blackboard, upper end, described blackboard both sides is provided with blind hole, described bearing pin is located in blind hole, and described blackboard rear surface is erected to being provided with chute, is provided with slide block in described chute, described slide block connects board, is provided with limited slip block in described chute.
Described susceptor surface central position is provided with rotating disk, and described rotating disk is provided with expansion link, and described expansion link termination is provided with square block, and described block upper surface is provided with cruciform gap, described erects to gap wider than horizontal gap.
Described board is provided with four line lattice.
The utility model has easy and simple to handle, time saving and energy saving, alleviates the workload of teacher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the connection structural representation of blackboard, slide block and board.
Wherein, 1-base, 2-hydro-cylinder, 3-hydraulic stem, 4-manual valve, 5-fixed block, 6-bearing pin, 7-blackboard, 8-chute, 9-slide block, 10-board, 11-rotating disk, 12-expansion link, 13-block, 14-erects to gap.
Embodiment
The utility model is elaborated preferred embodiment below in conjunction with accompanying drawing.
A kind of English teaching device, comprising base, both sides, described base 1 surface are provided with hydro-cylinder 2, and described hydro-cylinder 2 is provided with hydraulic stem 3, described hydro-cylinder 2 is provided with manual valve 4, described hydraulic stem 2 top is provided with fixed block 5, described fixed block 5 side is provided with bearing pin 6, also comprises blackboard 7, and upper end, described blackboard 7 both sides is provided with blind hole, described bearing pin 6 is located in blind hole, described blackboard 7 rear surface is erected to being provided with chute 8, is provided with slide block 9 in described chute 8, and described slide block 9 connects board 10.It is provided with limited slip block in described chute 8. Central position, described base 1 surface is provided with rotating disk 11, and described rotating disk 11 is provided with expansion link 12, and described expansion link 12 termination is provided with square block 13, and described block 13 upper surface is provided with cruciform gap, described erects to gap 14 wider than horizontal gap. Described board is provided with four line lattice.
During the upper the English class of teacher, when needing to write English alphabet in four line lattice on board, by the board at the blackboard back side by slide block and chute slide downward, with limited slip block, slide block is fixed, rotate rotating disk, expansion link is upwards stretched, horizontal gap on square block on expansion link connects the lower rim of board, expansion link is fixed by fixing button, plays the effect supporting board and fixing board, when preventing teacher from writing, swing before and after clipboard, when using board, it is possible to the height of adjustment hydraulic stem, so that teacher's writes. When not using board, board is upwards slided by slide block and chute, fixes with limited slip block, erect, with square block, the lower rim connecting blackboard to gap, prevent the swing of blackboard.
The exemplary illustrated of this patent is not just limited its protection domain by present embodiment; it can also be carried out local and change by those skilled in the art; as long as not exceeding the spirit of this patent, all it is considered as the equivalent replacement to this patent, all at the protection domain of this patent.
Claims (4)
1. an English teaching device, comprise base, it is characterised in that: described susceptor surface both sides are provided with hydro-cylinder, and described hydro-cylinder is provided with hydraulic stem, described hydro-cylinder is provided with manual valve, described hydraulic stem top is provided with fixed block, described fixed block side is provided with bearing pin, also comprises blackboard, and upper end, described blackboard both sides is provided with blind hole, described bearing pin is located in blind hole, described blackboard rear surface is erected to being provided with chute, is provided with slide block in described chute, and described slide block connects board.
2. a kind of English teaching device according to claim 1, it is characterised in that: it is provided with limited slip block in described chute.
3. a kind of English teaching device according to claim 1, it is characterized in that: described susceptor surface central position is provided with rotating disk, described rotating disk is provided with expansion link, described expansion link termination is provided with square block, described block upper surface is provided with cruciform gap, described erects to gap wider than horizontal gap.
4. a kind of English teaching device according to claim 1, it is characterised in that: described board is provided with four line lattice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620052152.0U CN205318683U (en) | 2016-01-20 | 2016-01-20 | English teaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620052152.0U CN205318683U (en) | 2016-01-20 | 2016-01-20 | English teaching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205318683U true CN205318683U (en) | 2016-06-15 |
Family
ID=56205121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620052152.0U Expired - Fee Related CN205318683U (en) | 2016-01-20 | 2016-01-20 | English teaching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205318683U (en) |
-
2016
- 2016-01-20 CN CN201620052152.0U patent/CN205318683U/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: 20160615 Termination date: 20170120 |