CN206946769U - Tourism Economy demonstration teaching aid - Google Patents
Tourism Economy demonstration teaching aid Download PDFInfo
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- CN206946769U CN206946769U CN201720055214.8U CN201720055214U CN206946769U CN 206946769 U CN206946769 U CN 206946769U CN 201720055214 U CN201720055214 U CN 201720055214U CN 206946769 U CN206946769 U CN 206946769U
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- stem
- cavity
- cover body
- groove
- teaching aid
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Abstract
The utility model provides Tourism Economy demonstration teaching aid,Solve in traditional block diagram teaching process,Drawing block diagram needs more time,It is unfavorable for efficient the problem of grasping and demonstrating,Including a displaying wall placed vertically,Show the groove that an indent is provided with the middle part of wall,Multiple display columns for being spaced and uniformly arranging uniformly are placed with groove,Display column includes a stem and the transparent cover body being socketed in outside stem respectively,Cavity is provided between each cover body and stem,Filling silver tetraiodomercurate in the cavity,The silver tetraiodomercurate of filling covers stem and forms photochromic layer from the Zone Full of lower end to upper end,Capillary channel in each stem provided with a cross section for annular,Each stem connects a cavity by capillary channel,An electrical heating wire is provided with cavity,Hydraulically full shape thermal medium in cavity,The utility model can replace the column diagram that content is fixed,Its display content can be changed freely,And the column diagram formation time is rapid,And Reusability can be carried out.
Description
Technical field
Tourism Economy demonstration teaching aid is the utility model is related to, is used to show column in economics more particularly to one kind
Figure change and the teaching aid associated.
Background technology
Need to be related to a large amount of charts in economy class teaching process, wherein block diagram is a kind of the most commonly used graph representation
Method, it is very necessary to allow students ' understanding to understand the expression way of various block diagrams and meaning in teaching.
But in the teaching process of block diagram, existing teaching aid all shows for static display mode, such as PPT
Or textbook illustration etc., the various coordinate representations of block diagram be all it is fixed, when need scene citing or draw explanation when, it is necessary to
The more time carries out crime scene sketch on blackboard, and its time depends entirely on the drawing qualification of teacher, many times needs
To draw in advance or even more instructional blocks of time can be delayed, while block diagram is being drawn by student to investigate its grasp situation
When, similarly need to spend the more time.
The content of the invention
For the above situation, to overcome the defect of prior art, the purpose of the utility model is just to provide Tourism Economy religion
Learn demonstration teaching aid, it is therefore intended that solve in traditional block diagram teaching process, drawing block diagram needs more time, is unfavorable for height
The problem of grasp and demonstration of effect.
Its technical scheme is Tourism Economy demonstration teaching aid, including a displaying wall placed vertically, in the displaying wall
Portion is provided with the groove of an indent, and multiple display columns for being spaced and uniformly arranging uniformly are placed with the groove, and the display column is
The column structure placed vertically, the facade corresponding with display column of groove are provided with scale layer, and scale layer is set including multiple levels
The groove put, one end of each groove extend horizontally to one end of displaying wall；Each display column respectively include a stem and
The transparent cover body being socketed in outside stem, cavity is provided between each cover body and stem, the filling tetraiodo closes mercury in the cavity
Sour silver, the silver tetraiodomercurate of filling cover stem and form photochromic layer from the Zone Full of lower end to upper end, in each stem
Capillary channel provided with a cross section for annular, the capillary channel and photochromic layer are corresponding in length；Each stem leads to
Cross capillary channel and connect a cavity, be provided with an electrical heating wire in the cavity, hydraulically full shape thermal medium in cavity, the capillary
Passage is vacuum structure；The electrical heating wire connects control circuit, and the control circuit includes a control handle, the control rotation
Button controls the electric current by electrical heating wire, and the control circuit is also connected with power supply.
In one embodiment, the lower end of the displaying wall is provided with an installation cavity, and the cavity is that a spherical shell is formed, respectively
Spherical shell corresponding to display column is respectively in installation cavity, and control handle corresponding to each spherical shell is respectively arranged in displaying
The lower end of wall is corresponding with each display column to install.
In one embodiment, each stem is made by clear glass, and the stem is cylindrical structural, the hair
Thin passage is the structure that cross section is annular.
In one embodiment, the cover body is cylindrical barrel structure, and the both ends sealing of cover body both ends and stem is fixed to be connected
Connect.
In one embodiment, wall and groove joint are inclined structure, and the cover body is prismatic rod structure, cover body two
End and stem both ends fixing seal.
In one embodiment, the scale layer also includes coat of colo(u)r, and the groove is portrayed on coat of colo(u)r.
Compared with prior art, the utility model can replace the column diagram that content is fixed, and its display content can be free
Change, and the column diagram formation time is rapid, is drawn without taking a significant amount of time, and Reusability can be carried out, show
Show aobvious easy to use.
Brief description of the drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is the displaying principle figure of display column in the utility model.
Fig. 3 is the enlarged diagram of part A in Fig. 2.
Embodiment
Specific embodiment of the present utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment one：As shown in Figure 1 to Figure 3, including a displaying wall 100 placed vertically, the middle part of displaying wall 100 are provided with one
The groove 101 of indent, groove 101 are used to put the display column 200 demonstrated, at the same show wall 100 side and
Bottom corresponding to groove 101, which will be stayed, sets marked area 102, for showing the coordinate relation of display column 200, is uniformly arranged in groove 101
It can be cylindric to be furnished with multiple display columns 200 uniformly to arrange that are spaced, or in order to strengthen its stereoeffect, column can select
Select the prismatic rod structure with stereoeffect, such as rhombus column, display column 200 is the column structure placed vertically, groove 101 with
Facade corresponding to display column 200 is provided with scale layer 300, and scale layer 300 includes multiple horizontally disposed grooves 301, scale layer
300 will have clear contrast effect with the color of display column 200, and one end of each groove 301 extends horizontally to displaying wall 100
One end, can so be thought of as the writing region of the vertical coordinate of block diagram, the sight of people is guided by groove 301, can
Observer is allowed to observe specific horizontal line, when specifically used, each display column 200 includes a stem 201 and set respectively
The transparent cover body 202 being connected on outside stem 201, cavity 205, the cavity are provided between each cover body 202 and stem 201
Filling silver tetraiodomercurate in 205, the silver tetraiodomercurate covering stem 201 of filling are formed from the Zone Full of lower end to upper end
Photochromic layer 203, the thickness of photochromic layer 203 should be relatively thin, leads in each stem 201 provided with capillary of the cross section for annular
Road 204, the capillary channel 204 and photochromic layer 203 are corresponding in length, when being formed by capillary channel circulation heating medium
Photochromic layer 203 can be heated；Each stem 201 connects a cavity 205 by capillary channel 204, in the cavity 205
Provided with an electrical heating wire 206, hydraulically full shape thermal medium in cavity 205, the capillary channel 204 is vacuum structure；The electricity
Heater strip 206 connects control circuit, and silver tetraiodomercurate is powdered substance, is bright yellow under normal temperature, when heated 40~50 DEG C,
Its color change is Chinese red, and color change is more obvious, and can be recovered automatically after room temperature is recovered, can Reusability, profit
Changed with its temperature-sensitive come the accounting of the shape figure of display column 200, it is lively and vivid；The control circuit includes a control handle 207, institute
Electric current of the control of control handle 207 by electrical heating wire 206 is stated, the control circuit is also connected with power supply, and heating wire is to thermal medium
When being heated, its volumetric expansion is simultaneously risen by capillary channel 204, and uphill process completes heating to the photochromic layer 203 of process,
And in order to further quantify the temperature of heating wire, the graduation mark of mark can be provided for around knob, knob is turned, flows through
The electric current of heating wire changes and then changes the expanded size of liquid in cavity 205, and then changes liquid in capillary channel 204
The distance of middle rising, namely the heated height to photochromic layer 203, thermal medium here can select conduction oil.
In the above-described embodiment, as depicted in figs. 1 and 2, in order to install control device to each display column 200,
The lower end of the displaying wall 100 is provided with an installation cavity, is formed for containing the cavity 205 of thermal medium for a spherical shell 208, institute
It can be made of glass marble or other materials to state spherical shell 208, and spherical shell corresponding to each display column 200 is respectively positioned at peace
It is fixed in behaveing affectedly and by support body in installation cavity, and control handle 207 is respectively arranged in displaying wall corresponding to each spherical shell
100 lower end is corresponding with each display column 200 to install.
In the above-described embodiments, as shown in Figures 2 and 3, each stem 201 is made by clear glass, the hair
Thin passage 204 is integrally formed with stem 201, and stem 201 described here can be cylindrical structural, and certain stem 201 can be with
For other shapes, this point can carry out the regulation of adaptability, the capillary channel 204 according to the concrete shape of cover body 202
For the structure that cross section is annular.
In one embodiment, as shown in Figure 1 to Figure 3, cover body 202 is cylindrical barrel structure, corresponding to different column diagrams
The form of expression, the both ends of cover body 202 and the both ends of stem 201 are sealedly and fixedly connected, and the both ends of cover body 202 can be solid by bonding
Sealing is fixed in fixed mode.
In the above-described embodiment, as shown in Figure 1 to Figure 3, it is described in order to highlight the stereo display effect of post 200
Wall and the joint of groove 101 be inclined structure, and its angle of inclination can be four ten five degree conventional in stereo representation, institute
It is prismatic rod structure, the both ends of cover body 202 and the both ends fixing seal of stem 201 to state cover body 202, and the inclined-plane of prismatic column can be with its front end
Face forms aberration by angle, can so strengthen the stereoeffect of display column 200, more vividly.
In the above-described embodiment, as shown in Figure 1 to Figure 3, coat of colo(u)r 302, the quarter are also included in the scale layer 300
Line 301 is portrayed on coat of colo(u)r 302, and coat of colo(u)r 302 selects dark system, it is desirable to the face with the photochromic layer 203 of display column 200
Color new city striking contrast, such as black, green.
Compared with prior art, the utility model can replace the column diagram that content is fixed, and its display content can be free
Change, and the column diagram formation time is rapid, is drawn without taking a significant amount of time, and Reusability can be carried out, show
Show aobvious easy to use.
Claims (6)
1. Tourism Economy demonstration teaching aid, including a displaying wall placed vertically, the displaying wall middle part is provided with an indent
Groove, multiple display columns for being spaced and uniformly arranging uniformly are placed with the groove, and the display column is the column placed vertically
Structure, the facade corresponding with display column of groove are provided with scale layer, and scale layer includes multiple horizontally disposed grooves, each described
One end of groove extends horizontally to one end of displaying wall；Each display column includes a stem and be socketed in outside stem one respectively
Transparent cover body, cavity is provided between each cover body and stem, silver tetraiodomercurate is filled in the cavity, the tetraiodo of filling is closed
Mercury acid silver covering stem forms photochromic layer from the Zone Full of lower end to upper end, and a cross section is provided with each stem as annular
Capillary channel, the capillary channel and photochromic layer are corresponding in length；Each stem is connected by capillary channel
Chamber, is provided with an electrical heating wire in the cavity, and hydraulically full shape thermal medium in cavity, the capillary channel is vacuum structure；Institute
Electrical heating wire connection control circuit is stated, the control circuit includes a control handle, and the control handle control passes through electrical heating
The electric current of silk, the control circuit are also connected with power supply.
2. Tourism Economy demonstration teaching aid according to claim 1, it is characterised in that the lower end of the displaying wall is provided with
One installation cavity, the cavity are that a spherical shell is formed, and spherical shell corresponding to each display column is respectively in installation cavity, and respectively
Corresponding with each display column install the lower end that control handle corresponding to spherical shell is respectively arranged in displaying wall.
3. Tourism Economy demonstration teaching aid according to claim 1 or 2, it is characterised in that each stem is by transparent
Glass is made, and the stem is cylindrical structural, and the capillary channel is the structure that cross section is annular.
4. Tourism Economy demonstration teaching aid according to claim 3, it is characterised in that the cover body is cylindrical barrel
The both ends of structure, cover body both ends and stem are sealedly and fixedly connected.
5. Tourism Economy demonstration teaching aid according to claim 3, it is characterised in that wall is to incline with groove joint
Oblique structure, the cover body are prismatic rod structure, cover body both ends and stem both ends fixing seal.
6. according to the Tourism Economy demonstration teaching aid of claim 4 or 5, it is characterised in that the scale layer also includes face
The bed of material, the groove are portrayed on coat of colo(u)r.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055214.8U CN206946769U (en) | 2017-01-18 | 2017-01-18 | Tourism Economy demonstration teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720055214.8U CN206946769U (en) | 2017-01-18 | 2017-01-18 | Tourism Economy demonstration teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206946769U true CN206946769U (en) | 2018-01-30 |
Family
ID=61356608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720055214.8U Expired - Fee Related CN206946769U (en) | 2017-01-18 | 2017-01-18 | Tourism Economy demonstration teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206946769U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615453A (en) * | 2018-07-18 | 2018-10-02 | 刘凝 | One kind is for financial management case discussion portable entity statistical chart |
-
2017
- 2017-01-18 CN CN201720055214.8U patent/CN206946769U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108615453A (en) * | 2018-07-18 | 2018-10-02 | 刘凝 | One kind is for financial management case discussion portable entity statistical chart |
| CN108615453B (en) * | 2018-07-18 | 2024-04-12 | 刘凝 | Portable entity statistical chart for financial management case study |
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| 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: 20180130 Termination date: 20210118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |