CN208392935U - A kind of English teaching line-plotting device - Google Patents
A kind of English teaching line-plotting device Download PDFInfo
- Publication number
- CN208392935U CN208392935U CN201721748800.7U CN201721748800U CN208392935U CN 208392935 U CN208392935 U CN 208392935U CN 201721748800 U CN201721748800 U CN 201721748800U CN 208392935 U CN208392935 U CN 208392935U
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- China
- Prior art keywords
- cross plate
- connecting rod
- chalk
- plate
- lower cross
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Abstract
A kind of English teaching line-plotting device of the utility model, including upper cross plate, lower cross plate, sucker, first connecting rod, upper sliding sleeve, low sleeve, the second connecting rod, chalk through-hole and chalk fixing device, it is connected between upper cross plate and lower cross plate by first connecting rod, there are two first connecting rod settings and is fixedly installed on the left and right ends front of upper cross plate and lower cross plate respectively, there are four sucker settings and is respectively arranged at the back side of upper cross plate Yu lower cross plate left and right ends, upper sliding sleeve is set on upper cross plate, and low sleeve is set on lower cross plate.The utility model is easy to install and remove, its regulatory function can be adapted for the blackboard of a variety of sizes, it is applied widely and easy to use, it places or is shunk when carrying and folded, overall space is saved, the whole of device is facilitated and carries, while can disposably complete multirow setting-out operation, work efficiency is high, has very strong practicability.
Description
Technical field
The utility model relates to English-teaching aid technical fields, and in particular to a kind of English teaching line-plotting device.
Background technique
When taking lessons in English, for the specification writing of expression letter, teacher usually requires to draw four lines, three lattice on blackboard, and
When drawing four three lattice of line, teacher is drawing with the horizontal line of horizontal line one of ruler one.Due to being manually to operate by rule of thumb, no
The horizontal line depth of parallelism only drawn not can guarantee, and the distance between horizontal line can not be held well, make four lines drawn out
Three lattice are nonstandard, are unfavorable for specification writing, the English teaching assist device for drawing mentioned in patent No. CN201320735058.1, packet
Rectangle support frame, sucker, idler wheel, connecting rod, limit plate are included, rectangle support frame back side quadrangle is respectively fixedly connected with mutually right
The sucker of title is respectively equipped with symmetrical transverse concave groove on the horizontal frame opposite face of two of rectangle support frame, and each transverse direction is recessed
It is all respectively equipped with two idler wheels being connected by connecting rod in slot, is fixedly connected limit plate between two connecting rods, above limit plate
Evenly spaced to set there are four chalk jack, which can make teacher easily draw the spacing being parallel to each other on blackboard
Equal parallel lines, convenient for the specification writing of English letter, but still have following problems: 1, the apparatus structure is fixed, Zhi Nengyong
In the blackboard of specific model size, using there is limitation；2, the device can only draw lines once every time, can not disposably complete multirow
Three lattice, four line needs attaching/detaching apparatus whole, can carry out setting-out next time, time-consuming and laborious.
Utility model content
The utility model discloses a kind of English teaching line-plotting devices, have limitation for solving use, can not be primary
Property complete multirow three lattice, four line, when carrying out setting-out next time, need attaching/detaching apparatus, it is time-consuming and laborious, seriously affected teaching
The problem of efficiency.
A kind of English teaching line-plotting device of the utility model, including upper cross plate, lower cross plate, sucker, first connecting rod,
Upper sliding sleeve, low sleeve, the second connecting rod, chalk through-hole and chalk fixing device lead between the upper cross plate and the lower cross plate
The first connecting rod connection is crossed, there are two first connecting rod settings and is fixedly installed on the left and right of upper cross plate and lower cross plate respectively
Both ends front, there are four sucker settings and is respectively arranged at the back side of upper cross plate Yu lower cross plate left and right ends, and upper sliding sleeve is set in
On upper cross plate, low sleeve is set on lower cross plate, and the second connecting rod, the second connection are fixedly installed between upper sliding sleeve and low sleeve
Longitudinal on bar to be uniformly placed with chalk through-hole, chalk fixing device is set in the second connecting rod, and chalk fixing device is by activity
Set, fixed knob, circular hole, fixed plate, pressing plate, the first spring, knob, second spring and briquetting are constituted, and movable sleeve is set in the
In two connecting rods, fixed knob is arranged on movable sleeve right side wall, and there are four circular hole settings and longitudinal direction is uniformly arranged on movable sleeve
Front and the back side, fixed plate is fixed on movable sleeve left side wall, and pressing plate is fixedly connected on fixed plate by the first spring
Front, pressing plate right side front are provided with knob, and second spring is fixedly connected on the back side on the right side of pressing plate, and second spring top is fixed to be connected
It is connected to briquetting.
Preferably, the upper cross plate and the lower cross plate are the scalable transverse slat of length.
Preferably, the first connecting rod is telescopic rod.
Preferably, second connecting rod is telescopic rod.
Preferably, the chalk fixing device is at least provided with four, and the position of second spring and briquetting and circular hole position
Set it is corresponding, briquetting diameter be less than circular hole diameter, the diameter of circular hole is equal with chalk through-hole circular section diameter, often
What is be arranged between the distance being arranged between a circular hole and each chalk through-hole is equidistant.
The utility model the utility model has the advantages that
1, the setting of the utility model sucker, convenient for device to be fixedly mounted on blackboard, upper cross plate is with lower cross plate can
Flexible transverse slat enables the utility model to be suitable for the blackboard of different length, expands device convenient for the adjusting of device length
Use scope；
2, the utility model upper cross plate is connect with lower cross plate by first connecting rod, and first connecting rod is telescopic rod, therefore high
Degree is adjustable, so that the overall width to device is adjusted, so that the present apparatus is suitable for the blackboard of different in width, further expands
The big scope of application of device, and length and width is easy to adjust, improves the efficiency of teaching of teacher；
3, the utility model upper sliding sleeve and low sleeve are respectively sleeved on cross tube and sheer pole, upper sliding sleeve and low sleeve it
Between connected by the second connecting rod, the second connecting rod is telescopic rod, therefore in the overall width of regulating device, the second connecting rod will
As the height of first connecting rod is adjusted together, the irrationality of device width adjusting is avoided, after adjusting convenient for teacher still
It being capable of the normal use present apparatus；
4, it is provided with chalk through-hole in the second connecting rod of the utility model, chalk fixing device is set in the second connecting rod
On, in use, first pulling knob manually, pressing plate is lifted, so that briquetting removes chalk through-hole, then chalk is put into chalk through-hole
Interior, hand pine knob, under the effect of the first spring tension, pressing plate retraction, briquetting will be extended into again in chalk through-hole, in the second bullet
Under spring force effect, briquetting compresses chalk, so that chalk is contacted with blackboard, teacher pulls with hand the progress of the second connecting rod
It moves left and right, four lines, three lattice can be drawn on blackboard, since chalk fixing device is at least provided with 4, therefore can disposably carry out
The setting-out of multirow, work efficiency is high, draws lines efficient and convenient, improves teaching speed, chalk fixing device is arranged by movable sleeve
In the second connecting rod, the height and position of chalk fixing device can be adjusted by adjusting fixed knob, to meet religion
Teacher changes the demand of setting-out position, while the distance being also adjusted between each chalk fixing device at any time, to meet device width
Adjusting the distance each chalk fixing device is had an impact, to influence quality of instruction, second spring combination briquetting
It is arranged so that the chalk placed can contact always with blackboard, increases the utilization rate of the uneven chalk of length, improve setting-out
Quality.
Detailed description of the invention
Fig. 1 is English teaching line-plotting device schematic perspective view；
Fig. 2 is English teaching line-plotting device chalk fixing device enlarged drawing；
Fig. 3 is English teaching line-plotting device chalk fixing device top view.
1, upper cross plate, 2, lower cross plate, 3, sucker, 4, first connecting rod, 5, upper sliding sleeve, 6, low sleeve, the 7, second connecting rod,
8, chalk through-hole, 9, chalk fixing device, 901, movable sleeve, 902, fixed knob, 903, circular hole, 904, fixed plate, 905, pressure
Plate, the 906, first spring, 907, knob, 908, second spring, 909, briquetting.
Specific embodiment
In conjunction with Fig. 2,3, referring to Fig. 1: a kind of English teaching line-plotting device, including upper cross plate 1, upper cross plate 1 and lower cross plate 2
Between connected by first connecting rod 4, the setting of first connecting rod 4 there are two and be fixedly installed on upper cross plate 1 and lower cross plate 2 respectively
Left and right ends front, the setting of sucker 3 there are four and be respectively arranged at the back side of upper cross plate 1 Yu 2 left and right ends of lower cross plate, upper cunning
Set 5 is set on upper cross plate 1, and low sleeve 6 is set on lower cross plate 2, is fixedly installed second between upper sliding sleeve 5 and low sleeve 6
Connecting rod 7, longitudinal in the second connecting rod 7 to be uniformly placed with chalk through-hole 8, chalk fixing device 9 is set in the second connecting rod 7
On, chalk fixing device 9 is by movable sleeve 901, fixed knob 902, circular hole 903, fixed plate 904, pressing plate 905, the first spring
906, knob 907, second spring 908 and briquetting 909 are constituted, and movable sleeve 901 is set in the second connecting rod 7, fixed knob 902
It is arranged on 901 right side wall of movable sleeve, there are four the settings of circular hole 903 and longitudinal positive and back for being uniformly arranged on movable sleeve 901
Face, fixed plate 904 are fixed on 901 left side wall of movable sleeve, and pressing plate 905 is fixedly connected on fixation by the first spring 906
The front of plate 904, front is provided with knob 907 on the right side of pressing plate, and second spring 908 is fixedly connected on the 905 right side back side of pressing plate, and second
908 top of spring is fixedly connected with briquetting 909.
Specifically, upper cross plate 1 and lower cross plate 2 are the scalable transverse slat of length, first connecting rod 4 is telescopic rod, the second connection
Bar 7 is telescopic rod, and chalk fixing device 9 is at least provided with four, and the position and circular hole 903 of second spring 908 and briquetting 909
Position is corresponding, and briquetting diameter is less than the diameter of circular hole 903, and the diameter and 8 circular section diameter of chalk through-hole of circular hole 903 are big
Small equal, what is be arranged between the distance being arranged between each circular hole 903 and each chalk through-hole 8 is equidistant.
The setting of the utility model sucker 3, convenient for device to be fixedly mounted on blackboard, upper cross plate 1 is with lower cross plate 2 can
Flexible transverse slat enables the utility model to be suitable for the blackboard of different length, expands device convenient for the adjusting of device length
Use scope.Upper cross plate 1 is connect with lower cross plate 2 by first connecting rod 4, and first connecting rod 4 is telescopic rod, therefore height is adjustable
Section, so that the overall width to device is adjusted, so that the present apparatus is suitable for the blackboard of different in width, further expansion dress
The scope of application set, and length and width is easy to adjust, improves the efficiency of teaching of teacher.Upper sliding sleeve 5 and low sleeve 6 are distinguished
It is set on cross tube 1 and sheer pole 2, is connected between upper sliding sleeve 5 and low sleeve 6 by the second connecting rod 7, the second connecting rod 7
For telescopic rod, therefore in the overall width of regulating device, the second connecting rod 7 will be adjusted together with the height of first connecting rod 4,
The irrationality of device width adjusting is avoided, it still being capable of the normal use present apparatus after being adjusted convenient for teacher.Second connecting rod 7
On be provided with chalk through-hole 8, chalk fixing device 9 is set in the second connecting rod 7, in use, first manually pull knob 907,
Pressing plate 905 is lifted, so that briquetting 909 removes chalk through-hole 8, then chalk is put into chalk through-hole 8, hand pine knob 907,
Under first spring, 906 pulling force effect, pressing plate 905 bounces back, and briquetting 909 will extend into again in chalk through-hole 8, in second spring
Under the effect of 908 elastic force, briquetting 909 compresses chalk, so that chalk is contacted with blackboard, teacher pulls with hand the second connecting rod
7 are moved left and right, and four lines, three lattice can be drawn on blackboard, since chalk fixing device 9 is at least provided with 4, therefore can be primary
Property carry out multirow setting-out, work efficiency is high, draw lines it is efficient and convenient, improve teaching speed, chalk fixing device 9 passes through activity
Set 901 is set in the second connecting rod 7, can be adjusted to the height and position of chalk fixing device 9 by adjusting fixed knob 902
Section, to meet the needs of teacher changes setting-out position at any time, while the distance being also adjusted between each chalk fixing device 9,
The distance each chalk fixing device 9 is had an impact with meeting the adjusting of device width, so that quality of instruction is influenced, second
Spring 908 combine briquetting 909 setting so that place chalk can be contacted always with blackboard, increase the uneven chalk of length
Utilization rate, improve setting-out quality.
The utility model is easy to install and remove, and regulatory function can be adapted for the blackboard of a variety of sizes, the scope of application
It is wide and easy to use, it places or shrinks folding when carrying, save overall space, facilitate the overall movement and carrying of device, together
When can disposably complete multirow setting-out operation, work efficiency is high, have very strong practicability.
Claims (5)
1. a kind of English teaching line-plotting device, it is characterised in that: including upper cross plate (1), lower cross plate (2), sucker (3), first
Connecting rod (4), upper sliding sleeve (5), low sleeve (6), the second connecting rod (7), chalk through-hole (8) and chalk fixing device (9), upper cross
It is connect between plate (1) and lower cross plate (2) by first connecting rod (4), there are two first connecting rod (4) settings and fixation is set respectively
It is placed in the left and right ends front of upper cross plate (1) and lower cross plate (2), there are four sucker (3) settings and is respectively arranged at upper cross plate (1)
With the back side of lower cross plate (2) left and right ends, upper sliding sleeve (5) is set on upper cross plate (1), and low sleeve (6) is set in lower cross plate (2)
On, it is fixedly installed between upper sliding sleeve (5) and low sleeve (6) the second connecting rod (7), longitudinal uniformly row in the second connecting rod (7)
It is furnished with chalk through-hole (8), chalk fixing device (9) is set on second connecting rod (7), and chalk fixing device (9) is by living
Dynamic set (901), fixed knob (902), circular hole (903), fixed plate (904), pressing plate (905), the first spring (906), knob
(907), second spring (908) and briquetting (909) are constituted, and movable sleeve (901) is set on the second connecting rod (7), fixed knob
(902) it is arranged on movable sleeve (901) right side wall, there are four circular hole (903) settings and longitudinal direction is uniformly arranged on movable sleeve (901)
Front and the back side, fixed plate (904) is fixed on movable sleeve (901) left side wall, and pressing plate (905) passes through the first spring
(906) it is fixedly connected on fixed plate (904) front, front is provided with knob (907) on the right side of pressing plate, and second spring (908) is fixed
It is connected to the back side on the right side of pressing plate (905), second spring (908) top is fixedly connected with briquetting (909).
2. English teaching line-plotting device according to claim 1, it is characterised in that: the upper cross plate (1) and it is described under
Transverse slat (2) is the scalable transverse slat of length.
3. English teaching line-plotting device according to claim 1, it is characterised in that: the first connecting rod (4) is to stretch
Contracting bar.
4. English teaching line-plotting device according to claim 1, it is characterised in that: second connecting rod (7) is to stretch
Contracting bar.
5. English teaching line-plotting device according to claim 1, it is characterised in that: the chalk fixing device (9) is extremely
There are four few settings, and second spring (908) is corresponding with circular hole (903) position with the position of briquetting (909), and briquetting diameter is small
The diameter of diameter in circular hole (903), circular hole (903) is equal with chalk through-hole (8) circular section diameter, each circular hole
(903) what is be arranged between the distance being arranged between and each chalk through-hole (8) is equidistant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721748800.7U CN208392935U (en) | 2017-12-15 | 2017-12-15 | A kind of English teaching line-plotting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721748800.7U CN208392935U (en) | 2017-12-15 | 2017-12-15 | A kind of English teaching line-plotting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208392935U true CN208392935U (en) | 2019-01-18 |
Family
ID=65067092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721748800.7U Expired - Fee Related CN208392935U (en) | 2017-12-15 | 2017-12-15 | A kind of English teaching line-plotting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208392935U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091650A (en) * | 2019-05-15 | 2019-08-06 | 丽水学院 | A kind of English-teaching aid for being conducive to improve English Teaching Efficiency |
| CN113858862A (en) * | 2021-11-15 | 2021-12-31 | 江西师范高等专科学校 | A supplementary setting-out device of absorption formula blackboard for english word writes teaching |
-
2017
- 2017-12-15 CN CN201721748800.7U patent/CN208392935U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091650A (en) * | 2019-05-15 | 2019-08-06 | 丽水学院 | A kind of English-teaching aid for being conducive to improve English Teaching Efficiency |
| CN113858862A (en) * | 2021-11-15 | 2021-12-31 | 江西师范高等专科学校 | A supplementary setting-out device of absorption formula blackboard for english word writes teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 Termination date: 20191215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |