CN204774240U - Blackboard is used in english teaching - Google Patents

Blackboard is used in english teaching Download PDF

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Publication number
CN204774240U
CN204774240U CN201520375478.2U CN201520375478U CN204774240U CN 204774240 U CN204774240 U CN 204774240U CN 201520375478 U CN201520375478 U CN 201520375478U CN 204774240 U CN204774240 U CN 204774240U
Authority
CN
China
Prior art keywords
blackboard
longitudinal rail
scriber
frame
slide
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
Application number
CN201520375478.2U
Other languages
Chinese (zh)
Inventor
王莉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Maritime Institute
Original Assignee
Jiangsu Maritime Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Maritime Institute filed Critical Jiangsu Maritime Institute
Priority to CN201520375478.2U priority Critical patent/CN204774240U/en
Application granted granted Critical
Publication of CN204774240U publication Critical patent/CN204774240U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a blackboard is used in english teaching, includes frame, the blackboard body and transverse guide, and inside the blackboard body was fixed in the frame, the frame both ends are fixed connection longitudinal rail an and longitudinal rail b respectively, is equipped with on the longitudinal rail an and follows its gliding slider a, was equipped with on the longitudinal rail b and followed its gliding slider b, and slider an and slider b pass through transverse guide and connect, and its gliding scriber can be followed to last being equipped with of transverse guide, and powder pen card mouth is connected to scriber one side, is equipped with the push and pull bar on the scriber. The beneficial effects of the utility model are that: simple structure, the preparation is convenient, and the cost of manufacture is lower, can once complete required lines in the use, and the fault rate is low, and long service life easily promotes.

Description

A kind of blackboard for English teaching
Technical field
The utility model designs a kind of blackboard for English teaching.
Background technology
Before word invention, it is found that charcoal can be drawn a picture, at some mural paintings that can find ancient times some ancient times in grotto in Europe, the crag drawing these mural paintings can be called blackboard from traditional sense.
The multiplex a kind of article being referred to as sand table of ancient Chinese teaching, with hardwood repeated writing on sandy soil, but because sandy soil are softness, a kind of blackboard when it can not be interpreted as.
Middle Ages; it is found that lime and water are mixed and made into block; write at the article surface that dark color is hard by the method being similar to charcoal pencil; to 19th century; people are coated in board surface with pitch-dark; to protect plank not to be etched, the Main Function of blackboard is not teaching at that time certainly, until mid-term in 19th century, just all over the world, school came into vogue.
Over more than 200 year, blackboard from the earliest spread upon plank with blacking, the hard objects surfaces such as cement, to the water mill glass of the nineties, present color coated steel sheet, composite panel .... the witness development step by step of world's educational undertaking, for the mankind convey knowledge, universal education, has made distinctions won on the battlefield.Now, the complexity that the kind of blackboard also starts to become is various, has blackboard from color point, green plate, blank .... there is surface plate, cambered plate from surface configuration point, support portable plate is had, draw back plate, lifter plate from structure composition point, magnet board, has blackboard for education from purposes point, office blank, billboard, Graphic Panel .. and blackboard for education has electronic blackboard, Multifunctional combined board, combination push-and-pull blackboard, interactive electric whiteboard, band curtain projection plate etc.
Current, English is as universal language, the study of various countries people to English is more and more paid attention to, in the teaching process of English, can be designed into writing of English alphabet, writing process needs lines to carry out specification, teacher's hand drawn lines on blackboard are comparatively lost time, and the lines drawn out can not meet standard completely, bring larger trouble to numerous English Instructors, the technology being therefore badly in need of a kind of improvement solves above-mentioned technological deficiency.
Utility model content
The utility model provides a kind of blackboard for English teaching.
The technical scheme that the utility model proposes for above-mentioned technological deficiency is:
A kind of blackboard for English teaching, comprise frame, blackboard body and cross slide way, described blackboard body is fixed on frame inside, described frame two ends are fixedly connected with longitudinal rail a and longitudinal rail b respectively, described longitudinal rail a is provided with the slide block a that can slide along it, described longitudinal rail b is provided with the slide block b that can slide along it, described slide block a is connected by cross slide way with slide block b, described cross slide way is provided with the scriber that can slide along it, described scriber side connects chalk bayonet socket, and described scriber is provided with push and pull bar.
Described cross slide way keeps level.
The beneficial effects of the utility model are: structure is simple, and easy to make, cost of manufacture is lower, in use can once be completed by required lines, failure rate is low, long service life, are easy to promote.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein: 1, frame, 2, blackboard body, 3, longitudinal rail a, 4, longitudinal rail b, 5, slide block a, 6, slide block b, 7, cross slide way, 8, scriber, 9, chalk bayonet socket, 10, push and pull bar.
Detailed description of the invention
A kind of blackboard for English teaching, comprise frame 1, blackboard body 2 and cross slide way 7, it is inner that blackboard body 2 is fixed on frame 1, frame 1 two ends are fixedly connected with longitudinal rail a3 and longitudinal rail b4 respectively, longitudinal rail a3 is provided with the slide block a5 that can slide along it, longitudinal rail b4 is provided with the slide block b6 that can slide along it, slide block a5 is connected by cross slide way 7 with slide block b6, cross slide way 7 is provided with the scriber 8 that can slide along it, scriber 8 side connects chalk bayonet socket 9, and scriber 8 is provided with push and pull bar 10.Cross slide way 7 keeps level.Structure is simple, and easy to make, cost of manufacture is lower, in use can once be completed by required lines, failure rate is low, long service life, is easy to promote.

Claims (2)

1. a blackboard for English teaching, comprise frame, blackboard body and cross slide way, described blackboard body is fixed on frame inside, it is characterized in that: described frame two ends are fixedly connected with longitudinal rail a and longitudinal rail b respectively, described longitudinal rail a is provided with the slide block a that can slide along it, described longitudinal rail b is provided with the slide block b that can slide along it, described slide block a is connected by cross slide way with slide block b, described cross slide way is provided with the scriber that can slide along it, described scriber side connects chalk bayonet socket, and described scriber is provided with push and pull bar.
2. a kind of blackboard for English teaching according to claim 1, is characterized in that: described cross slide way keeps level.
CN201520375478.2U 2015-06-03 2015-06-03 Blackboard is used in english teaching Expired - Fee Related CN204774240U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520375478.2U CN204774240U (en) 2015-06-03 2015-06-03 Blackboard is used in english teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520375478.2U CN204774240U (en) 2015-06-03 2015-06-03 Blackboard is used in english teaching

Publications (1)

Publication Number Publication Date
CN204774240U true CN204774240U (en) 2015-11-18

Family

ID=54514357

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201520375478.2U Expired - Fee Related CN204774240U (en) 2015-06-03 2015-06-03 Blackboard is used in english teaching

Country Status (1)

Country Link
CN (1) CN204774240U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107443965A (en) * 2017-06-22 2017-12-08 湖南城市学院 A kind of English teaching board

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107443965A (en) * 2017-06-22 2017-12-08 湖南城市学院 A kind of English teaching board

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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: 20151118

Termination date: 20180603