CN209305198U

CN209305198U - A kind of economics English teaching plotting unit

Info

Publication number: CN209305198U
Application number: CN201821819257.XU
Authority: CN
Inventors: 唐利芹
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-06
Filing date: 2018-11-06
Publication date: 2019-08-27
Anticipated expiration: 2028-11-06

Abstract

The utility model discloses a kind of economics English teaching plotting units, including main scale, one end of the main scale is provided with vertical plotting unit, one end of the vertical plotting unit is provided with lateral plotting unit, one end of the transverse direction plotting unit is provided with vertical bar, front end face at the top of the vertical bar is provided with No. three pointers, front/rear end at the top of the vertical bar is fixedly connected to No. three sliding blocks, the main scale is fixedly connected with hollow shaft far from one end of vertical plotting unit, the inner cavity of the hollow shaft is rotatably connected to support device, one end of the hollow shaft is fixedly connected with angle scale, the utility model relates to teaching equipment technical fields.The economics English teaching plotting unit, is easy to fixed, is convenient for operating, the graphical specification painted out, and teaching efficiency is good.

Description

A kind of economics English teaching plotting unit

Technical field

The utility model relates to teaching equipment technical field, specially a kind of economics English teaching plotting unit.

Background technique

Economic English learning be study mankind's commercial activity rule be worth creation, conversion, realization rule --- quotient The theory for the rule of development of being engaged in, is divided into political economy English learning and Sciences Economics English learning two major classes type.

Political economy English learning protrudes ground of some class in commercial activity according to the interests of representative class Position and effect are spontaneous consciously to study valence from some side researching value rule or commercial affairs rule, Sciences Economics English learning on the whole Value rule or commercial affairs rule.Symmetrical economic English learning is exactly Sciences Economics English learning.The core of economic English learning is commercial rule； In symmetrical economic English learning, distribute rationally and the optimization of resource regenerate the expansion and specific manifestation of only commercial affairs rule, warp The object of Ji English learning should be most optimum distribution of resources and the subsequent commercial affairs rule of optimization regeneration and commercial affairs essence, rather than stop In distributing rationally and optimization regeneration level for resource.Rest on resource distributes and optimizes regeneration level rationally, is political warp The economic English learning for English learning rather than the science of helping.

In the teaching of economics Curriculum Standards for English, teacher needs to use drawing with coloured chalk pie chart or histogram on blackboard, explains ratio Between corresponding relationship.The method of traditional painted cake figure and histogram except causing figure inaccurate, also has completely with picture is felt Teachers association draws round and column diagram with general drawing board, but due to the special media of blackboard, often traditional drawing board is difficult to fix, and holds Easily skid, it is not only troublesome in poeration, but also be not easy to be aligned, influence teaching efficiency.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides a kind of economics English teaching plotting unit, solves Typical graphics device is not fixed easily, the figure drawn non-type problem.

(2) technical solution

In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of economics English teaching With plotting unit, including main scale, one end of the main scale is provided with vertical plotting unit, and one end of the vertical plotting unit is set It is equipped with lateral plotting unit, one end of the transverse direction plotting unit is provided with vertical bar, and the front end face at the top of the vertical bar is set No. three pointers are equipped with, the front/rear end at the top of the vertical bar is fixedly connected to No. three sliding blocks, and the main scale is separate to be drawn vertically One end of map device is fixedly connected with hollow shaft, and the inner cavity of the hollow shaft is rotatably connected to support device, the hollow shaft One end is fixedly connected with angle scale.

The vertical plotting unit includes No.1 ruler, and the end face of No.1 ruler lower part is provided with No.1 screw hole, and described one Number screw hole is threaded with No.1 knob, and the rear end face of No.1 ruler lower part is fixedly connected with installation base, the installation base One end is fixedly connected with chalk sleeve by Limit screw, and the front end face of No.1 ruler lower part is fixedly connected to No.1 sliding block, The front end face of the No.1 sliding block is provided with No.1 pointer.

The transverse direction plotting unit includes No. two rulers, and one end of No. two rulers is threaded with No. two by No. two screw holes Knob, the upper surface of No. two rulers are fixedly connected with No. two sliding blocks, and the front end face of No. two rulers is provided with No. two pointers, institute The one end for stating No. two rulers is connected with screw rod by nut thread, and one end of the screw rod is fixedly connected with No. two knobs.

The support device includes fixed plate, and the end face of the fixed plate is fixedly connected with mounting blocks, the mounting blocks One end is fixedly connected with vertical axes, and the lower part of described vertical axes one end is provided with angle indicator.

Preferably, one end of the No.1 knob is fixedly connected with No.1 screw rod matched with No.1 screw hole, and described No. two One end of knob is fixedly connected with No. two screw rods matched with No. two screw holes.

Preferably, through slot, the upper surface setting of the main scale are provided in the middle part of the main scale, No.1 ruler and No. two rulers There is No.1 groove, the two sides of the No.1 ruler are provided with No. two grooves, and the inner wall of No. two ruler through slots is provided with No. three Groove.

Preferably, the end face of the main scale, No.1 ruler and No. two rulers is provided with graduation mark.

Preferably, the hollow shaft is rotatablely connected by bearing and vertical axes, and the fixed plate is made of magnetic material.

(3) beneficial effect

The utility model provides a kind of economics English teaching plotting unit.Have it is following the utility model has the advantages that

(1), the economics English teaching plotting unit, is rotatably connected to support device by the inner cavity of hollow shaft, branch Support arrangement includes fixed plate, and fixed plate is made of magnetic material, and due to being magnetic band, fixed plate can be good at inhaling It is attached on blackboard, achievees the purpose that keep whole device firm is fixed on blackboard.

(2), the economics English teaching plotting unit is fixedly connected with by main scale far from one end of No.1 ruler hollow Axis, the inner cavity of hollow shaft are rotatably connected to support device, and one end of hollow shaft is fixedly connected with angle scale, main scale, No.1 ruler with The end face of No. two rulers is provided with graduation mark, and under the auxiliary of graduation mark and angle scale, teacher only needs to adjust vertical bar and one The distance between number ruler, it will be able to which the histogram for accurate angular length degree of painting out, teacher rotates main scale, according to pointer institute on angle scale The angle of finger can draw sector diagram at any angle, achieve the purpose that test pattern of painting.

Detailed description of the invention

Fig. 1 is the utility model positive structure diagram；

Fig. 2 is the utility model backsight structural representation；

Fig. 3 is the utility model side structure schematic view；

Fig. 4 is the utility model a-quadrant enlarged structure schematic diagram.

In figure: 1 vertical plotting unit, 11 No.1 sliding blocks, 12 installation bases, 13 No.1 knobs, 14 No.1 screw holes, 15 chalks Set, 16 No.1 pointers, 17 No.1 rulers, 18 Limit screws, 2 lateral plotting units, 21 No. two sliding blocks, 22 No. two pointers, 23 No. two Knob, 24 nuts, 25 No. three knobs, 26 screw rods, 27 No. two screw holes, 28 No. two rulers, 3 vertical bars, 31 No. three pointers, 32 No. three cunnings Block, 4 main scales, 5 angle scales, 6 support devices, 61 angle indicators, 62 mounting blocks, 63 fixed plates, 64 vertical axes, 7 hollow shafts.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of economics English teaching plotting unit packet Main scale 4 is included, one end of the main scale 4 is provided with vertical plotting unit 1, and one end of the vertical plotting unit 1 is provided with transverse direction Plotting unit 2, one end of the transverse direction plotting unit 2 are provided with vertical bar 3, and the front end face at 3 top of vertical bar is provided with The front/rear end of No. three pointers 31,3 top of vertical bar is fixedly connected to No. three sliding blocks 32, and the main scale 4 is far from vertical One end of plotting unit 1 is fixedly connected with hollow shaft 7, and the inner cavity of the hollow shaft 7 is rotatably connected to support device 6, the sky One end of mandrel 7 is fixedly connected with angle scale 5.

The vertical plotting unit 1 includes No.1 ruler 17, and the end face of 17 lower part of No.1 ruler is provided with No.1 screw hole 14, The No.1 screw hole 14 is threaded with No.1 knob 13, and the rear end face of 17 lower part of No.1 ruler is fixedly connected with installation base 12, one end of the installation base 12 is fixedly connected with chalk sleeve 15, the front end of 17 lower part of No.1 ruler by Limit screw 18 Face is fixedly connected to No.1 sliding block 11, and the front end face of the No.1 sliding block 11 is provided with No.1 pointer 16, convenient for directly finding out Corresponding graduation mark at this time.

The transverse direction plotting unit 2 includes No. two rulers 28, and one end of No. two rulers 28 is connected by No. two 27 screw threads of screw hole No. two knobs 23 are connected to, the upper surface of No. two rulers 28 is fixedly connected with No. two sliding blocks 21, the front end face of No. two rulers 28 It is provided with No. two pointers 22, one end of No. two rulers 28 is threaded with screw rod 26 by nut 24, and the one of the screw rod 26 End is fixedly connected with No. two knobs 23, facilitates the horizontal distance for adjusting histogram.

The support device 6 includes fixed plate 63, and the end face of the fixed plate 63 is fixedly connected with mounting blocks 62, the peace One end of dress block 62 is fixedly connected with vertical axes 64, and the lower part of described 64 one end of vertical axes is provided with angle indicator 61, convenient for seeing Examine the angle of drawn sector.

When work, fixed plate 63 is adsorbed on blackboard by teacher first, and when needing picture histogram, teacher only needs to pass through No. three knobs 25 are rotated, the distance between vertical bar 3 and No.1 ruler 17 are adjusted, when pointer points to required length, stop rotation Turn No. three knobs, rectangle frame can be formed by along 17, No. two rulers 28 of No.1 ruler and vertical bar 3 at this time, required for drawing Histogram, when needing to draw sector diagram, teacher only needs that first chalk is put into chalk sleeve 15, rotates main scale 4, main scale at this time 4 rotate together with hollow shaft 7, and rotation can draw a circle in one week on blackboard, when rotating main scale 4 again, according to angle The signified degree of pointer 61 is spent, then draws line segment along the outer profile of main scale 4, the sector of not angle can be drawn out, loosens one Number knob 13, can manually adjust No. two rulers 28 at a distance from vertical axes 64, so as to draw out difference when rotating main scale 4 The circle of radius.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that There is also other identical elements in the process, method, article or apparatus that includes the element ".

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of economics English teaching plotting unit, including main scale (4), it is characterised in that: one end of the main scale (4) is set It is equipped with vertical plotting unit (1), one end of the vertical plotting unit (1) is provided with lateral plotting unit (2), and the transverse direction is drawn One end of map device (2) is provided with vertical bar (3), and the front end face at the top of the vertical bar (3) is provided with No. three pointers (31), institute It states the front/rear end at the top of vertical bar (3) and is fixedly connected to No. three sliding blocks (32), the main scale (4) is far from vertical plotting unit (1) one end is fixedly connected with hollow shaft (7), and the inner cavity of the hollow shaft (7) is rotatably connected to support device (6), the sky One end of mandrel (7) is fixedly connected with angle scale (5)；

The vertical plotting unit (1) includes No.1 ruler (17), and the end face of No.1 ruler (17) lower part is provided with No.1 screw hole (14), the No.1 screw hole (14) is threaded with No.1 knob (13), and the rear end face of No.1 ruler (17) lower part is fixed to be connected It is connected to installation base (12), one end of installation base (12) is fixedly connected with chalk sleeve (15) by Limit screw (18), described The front end face of No.1 ruler (17) lower part is fixedly connected to No.1 sliding block (11), and the front end face of the No.1 sliding block (11) is provided with No.1 pointer (16)；

The transverse direction plotting unit (2) includes No. two rulers (28), and one end of No. two rulers (28) passes through No. two screw hole (27) spiral shells Line is connected with No. two knobs (23), and the upper surface of No. two rulers (28) is fixedly connected with No. two sliding blocks (21), No. two rulers (28) front end face is provided with No. two pointers (22), and one end of No. two rulers (28) is threaded with screw rod by nut (24) (26), one end of the screw rod (26) is fixedly connected with No. two knobs (23)；

The support device (6) includes fixed plate (63), and the end face of the fixed plate (63) is fixedly connected with mounting blocks (62), institute The one end for stating mounting blocks (62) is fixedly connected with vertical axes (64), and the lower part of described vertical axes (64) one end is provided with angle indicator (61)。

2. a kind of economics English teaching plotting unit according to claim 1, it is characterised in that: the No.1 knob (13) one end is fixedly connected with the matched No.1 screw rod with No.1 screw hole (14), and one end of No. two knobs (23) is fixed to be connected It is connected to matched No. two screw rods with No. two screw holes (27).

3. a kind of economics English teaching plotting unit according to claim 1, it is characterised in that: the main scale (4), It is provided with through slot in the middle part of No.1 ruler (17) and No. two rulers (28), the upper surface of the main scale (4) is provided with No.1 groove, institute The two sides for stating No.1 ruler (17) are provided with No. two grooves, and the inner wall of No. two rulers (28) through slot is provided with No. three grooves.

4. a kind of economics English teaching plotting unit according to claim 1, it is characterised in that: the main scale (4), The end face of No.1 ruler (17) and No. two rulers (28) is provided with graduation mark.

5. a kind of economics English teaching plotting unit according to claim 1, it is characterised in that: the hollow shaft (7) it is rotatablely connected by bearing and vertical axes (64), the fixed plate (63) is made of magnetic material.