CN203799523U - English four-line grid projector - Google Patents
English four-line grid projector Download PDFInfo
- Publication number
- CN203799523U CN203799523U CN201420096635.1U CN201420096635U CN203799523U CN 203799523 U CN203799523 U CN 203799523U CN 201420096635 U CN201420096635 U CN 201420096635U CN 203799523 U CN203799523 U CN 203799523U
- Authority
- CN
- China
- Prior art keywords
- english
- lamp
- line grid
- blackboard
- article
- 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
Landscapes
- Projection Apparatus (AREA)
Abstract
The utility model provides an English four-line grid projector, which belongs to the technical field of four-line grid projector. The English four-line grid projector comprises a transverse plate, wherein one end of the transverse plate is fixedly connected with a vertical plate, the other end of the transverse plate is hinged with the upper end of a hanging frame, and a projection lamp is connected with the lower end of the hanging frame; and the projection lamp comprises an outer shell, LED lamps, diaphragm plates and lamp plates, the front panel of the outer shell is provided with four transverse through holes, the diaphragm plates are arranged between every two adjacent through holes in the outer shell to form four spaces, one lamp plate is arranged in each space, and the lamp plates are evenly provided with the LED lamps transversely. Holes are drilled in the vertical plate of the English four-line grid projector, the vertical plate is fixed on the wall above the blackboard by using expansion bolts before usage, the projection lamp faces to the blackboard, and the English four-line grid projector can be used after being powered on. The English four-line grid projector is installed above the blackboard, does not affect the walking of people nor the sight of students, does not change the structure of the blackboard, does not need to be carried by teachers, is convenient to use, and is easily accepted by teachers and students.
Description
Technical field
The utility model relates to a kind of English stave projector, belongs to four line lattice projector technology fields.
Background technology
While taking lessons in English, teacher will draw four line lattice conventionally on blackboard, and the apparatus of drawing at present four rulings is a lot, and heavy or light, teacher attends class with inconvenience.So there is human hair to understand the blackboard with four line lattice, many LED lamps are installed exactly on the blackboard base material of printing opacity, make it to be formed for four line lattice of used in English writing, such blackboard strength decreased, cost is high again, is not easy to form commodity.
Summary of the invention
The purpose of this utility model is the problem existing in order to solve above-mentioned prior art, there is human hair to understand the blackboard with four line lattice, many LED lamps are installed exactly on the blackboard base material of printing opacity, make it to be formed for four line lattice of used in English writing, such blackboard strength decreased, cost is high again, is not easy to form commodity.And then provide a kind of English stave projector.
The purpose of this utility model is achieved through the following technical solutions:
A kind of English stave projector, comprising: riser, cross bar, projection lamp and hanger, and one end of described cross bar is fixedly connected with riser, and the other end of cross bar and the upper end of hanger are hinged, and projection lamp is connected with the lower end of hanger; Described projection lamp comprises shell, LED lamp, diaphragm plate and lamp plate, on the front panel of shell, have four horizontal through holes, between two adjacent through holes, be provided with a diaphragm plate in shell and form four spaces, in each space, be provided with a lamp plate, the horizontal LED lamp that is evenly equipped with on lamp plate.
The utility model is arranged on the top of blackboard, can on blackboard, project uniform four horizontal linears in interval after energising, and the utility model does not affect people's walking, do not affect student's sight line, do not change the structure of blackboard, without teacher with, easy to use, easily accepted by academics and students.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model English stave projector;
Fig. 2 is that the A of Fig. 1 is to view;
Fig. 3 is the B-B cut-open view of Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail: the present embodiment is implemented under taking technical solutions of the utility model as prerequisite, has provided detailed embodiment, but protection domain of the present utility model is not limited to following embodiment.
As shown in FIG. 1 to 3, a kind of English stave projector that the present embodiment is related, comprising: riser 1, cross bar 2, projection lamp 3 and hanger 4, and one end of described cross bar 2 is fixedly connected with riser 1, the upper end of the other end of cross bar 2 and hanger 4 is hinged, and projection lamp 3 is connected with the lower end of hanger 4; Described projection lamp 3 comprises shell 5, LED lamp 6, diaphragm plate 7 and lamp plate 8, on the front panel of shell 5, have four horizontal through holes 9, between interior two the adjacent through holes 9 of shell 5, be provided with a diaphragm plate 7 and form four spaces 10, in each space 10, be provided with a lamp plate 8, the horizontal LED lamp 6 that is evenly equipped with on lamp plate 8.
Four horizontal through holes 9 on described shell 5 front panels, top-down, the spacing of Article 2 through hole 9 and Article 3 through hole 9 is less than the spacing of Article 1 through hole 9 and Article 2 through hole 9, and the spacing of Article 3 through hole 9 and Article 4 through hole 9 is less than the spacing of Article 2 through hole 9 and Article 3 through hole 9.(see figure 1) in the time that shell 5 is downward-sloping, four distance between centers of tracks that are irradiated on blackboard approach equal.
On riser 1, be drilled with hole, before using, with expansion bolt, riser 1 be fixed on the wall of blackboard top, make projection lamp 3 towards blackboard, energising can be used.
The above; it is only preferably embodiment of the utility model; these embodiments are all the different implementations based under the utility model general idea; and protection domain of the present utility model is not limited to this; any be familiar with those skilled in the art the utility model disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (2)
1. an English stave projector, comprise: riser (1), cross bar (2), projection lamp (3) and hanger (4), one end of described cross bar (2) is fixedly connected with riser (1), the upper end of the other end of cross bar (2) and hanger (4) is hinged, it is characterized in that, projection lamp (3) is connected with the lower end of hanger (4); Described projection lamp (3) comprises shell (5), LED lamp (6), diaphragm plate (7) and lamp plate (8), on the front panel of shell (5), have four horizontal through holes (9), between interior two the adjacent through holes of shell (5) (9), be provided with a diaphragm plate (7) and form four spaces (10), in each space (10), be provided with a lamp plate (8), the upper horizontal LED lamp (6) that is evenly equipped with of lamp plate (8).
2. English stave projector according to claim 1, it is characterized in that, four horizontal through holes (9) on described shell (5) front panel, top-down, the spacing of Article 2 through hole (9) and Article 3 through hole (9) is less than the spacing of Article 1 through hole (9) and Article 2 through hole (9), and the spacing of Article 3 through hole (9) and Article 4 through hole (9) is less than the spacing of Article 2 through hole (9) and Article 3 through hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096635.1U CN203799523U (en) | 2014-03-05 | 2014-03-05 | English four-line grid projector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420096635.1U CN203799523U (en) | 2014-03-05 | 2014-03-05 | English four-line grid projector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203799523U true CN203799523U (en) | 2014-08-27 |
Family
ID=51381720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420096635.1U Expired - Fee Related CN203799523U (en) | 2014-03-05 | 2014-03-05 | English four-line grid projector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203799523U (en) |
-
2014
- 2014-03-05 CN CN201420096635.1U patent/CN203799523U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206672389U (en) | A kind of industrial and commercial administration logistics teaching exhibiting device | |
| CN204808657U (en) | Ideology and politics show shelf | |
| CN206058542U (en) | A kind of English teaching bar layout | |
| CN206975843U (en) | A kind of financial specialty Multifunction teaching board | |
| CN203799523U (en) | English four-line grid projector | |
| CN204870199U (en) | Chinese language and literature board of imparting knowledge to students | |
| CN204641184U (en) | A kind of course teaching servicing unit | |
| CN204632173U (en) | A kind of Financial Teaching demonstration board | |
| CN205202532U (en) | Chinese teaching board | |
| CN205493069U (en) | Artistic design professional art designing desk | |
| CN203520649U (en) | English teaching aid making teaching conveniently | |
| CN204557938U (en) | A kind of Political Education of College Students Map-hanging set | |
| CN204970327U (en) | But height -adjusting's novel mathematics blackboard | |
| CN203760036U (en) | Display board | |
| CN203870852U (en) | Student teaching frame for history major | |
| CN202764526U (en) | Advanced mathematics education plate | |
| CN112419828A (en) | Accounting simulation device for teaching | |
| CN107799028A (en) | A kind of ideological education propaganda board | |
| CN204926598U (en) | Support is used in music teaching | |
| CN206003337U (en) | A kind of teaching and training system being applied to cartoon design | |
| CN205845351U (en) | A kind of ideology and politics teaching aid | |
| CN206475631U (en) | A kind of mathematical education hanging plate | |
| CN206067310U (en) | A kind of calligraphy plate for being easy to impart knowledge to students | |
| CN204990808U (en) | Teaching board suitable for english classroom is last | |
| CN203982669U (en) | Sand table teaching aid in a kind of management teaching |
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: 20140827 Termination date: 20150305 |
|
| EXPY | Termination of patent right or utility model |