CN210091490U - Demonstration teaching aid with adjustable economic management teaching - Google Patents
Demonstration teaching aid with adjustable economic management teaching Download PDFInfo
- Publication number
- CN210091490U CN210091490U CN201821845590.8U CN201821845590U CN210091490U CN 210091490 U CN210091490 U CN 210091490U CN 201821845590 U CN201821845590 U CN 201821845590U CN 210091490 U CN210091490 U CN 210091490U
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- economic management
- fixedly connected
- teaching aid
- adjustable
- teaching
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Abstract
The utility model discloses an adjustable demonstration teaching aid for economic management teaching, which comprises a base, wherein the center of the upper end surface of the base is fixedly connected with a support rod, the upper end of the supporting rod is connected with a debugging device, the upper end of the debugging device is connected with an installation platform, the upper end of the installation platform is fixedly connected with a display board, the mounting platform is provided with a mounting cavity, the top wall of the mounting cavity is inserted with a press rod in a sliding way, the lower end of the press rod is abutted with a rotating rod, the adjustable demonstration teaching aid for economic management teaching, by adding the structures such as the ratchet wheel, the rotating rod, the rotating shaft and the like, the stability of the whole device during the height adjustment is ensured, and by adding the structures such as the pull rope, the sleeve, the fixed plate and the like, demonstration teaching aid with adjustable this economic management teaching height is adjusted to satisfy the observation demand of the classmate far away, and this structure has ensured can not damage the teaching aid because of vibrations in handling.
Description
Technical Field
The utility model relates to a demonstration teaching aid field with adjustable economic management teaching specifically is a demonstration teaching aid with adjustable economic management teaching.
Background
The teaching aid is a material object for propagating science and technology and educating people, is a complete scientific and technological medium, and is an indispensable device in teenager scientific and technological activities. Teaching aids used in scientific and technological activities include real object teaching aids and replica teaching aids. In particular, specimens or samples from nature: such as biological samples, mineral samples, fossil, rock and rare animal samples, etc. used in scientific and technical education activities. Also copies and models of specimens: some specimens are precious and not suitable for being spread everywhere, so people make various imitations and models for spreading scientific and technical information. Also, the model can be used for human anatomy models, aeronautical, maritime and vehicular models, and the like. The teaching aid can also be divided into two types for demonstration and practice operation.
In economic management teaching, also often will use the teaching aid, but most teaching aids are the goods of furniture for display rather than for use of stably putting, have some teaching aids shorter, lead to sitting behind the classroom can not see with the student, also have some teaching aids because great volume and difficult transport, in order to solve this problem, provide an economic management teaching adjustable demonstration teaching aid.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a demonstration teaching aid with adjustable economic management teaching to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a demonstration teaching aid with adjustable economic management teaching, includes the base, the up end center fixedly connected with bracing piece of base, the upper end of bracing piece is connected with the debugging device, the upper end of debugging device is connected with mounting platform, mounting platform's upper end fixedly connected with show board, the installation cavity has been seted up on the mounting platform, and the roof of installation cavity slides and pegs graft and have a press lever, the lower extreme of press lever is contradicted and is had the dwang, and the lateral wall of dwang passes through branch and is connected with the lateral wall rotation of installation cavity, the roof of dwang passes through tension spring and is connected with the roof of installation cavity, two fixture blocks of lower terminal surface fixedly connected with of dwang, the fixture block joint have the ratchet, and.
Preferably, the debugging device includes the sleeve, the sleeve cup joints on the bracing piece, and the fixed plate of trompil in the middle of the telescopic inside wall fixedly connected with, the fixed plate passes through supporting spring and is connected with the lateral wall of bracing piece, the one end of the upper end fixed connection stay cord of bracing piece, and the other end winding of stay cord is connected with the pivot, the fixed center that runs through the ratchet of pivot, mounting platform's lower terminal surface fixedly connected with installation piece, the pivot is rotated and is pegged graft in the installation piece.
Preferably, the lower end of the pressing rod is hemispherical.
Preferably, the side wall of the wheel disc is rotatably connected with a rocker.
Preferably, the lower end face of the base is fixedly connected with four universal wheels.
Compared with the prior art, the beneficial effects of the utility model are that:
the adjustable demonstration teaching aid for the economic management teaching,
1. through adding structures such as ratchet, dwang and pivot, ensured the stability of whole device when height-adjusting.
2. Through adding stay cord, sleeve and fixed plate isotructure, can adjust the height of this demonstration teaching aid with adjustable economic management teaching to satisfy the observation demand of student far away, and this structure has ensured can not damage the teaching aid because of vibrations in handling.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram of a debugging apparatus;
fig. 3 is a sectional view a-a.
In the figure: the device comprises a base 1, a support rod 2, a debugging device 3, a mounting platform 4, a display board 5, a ratchet 6, a rotating rod 7, a tension spring 8, a support rod 9, a pressing rod 10, a pull rope 31, a sleeve 32, a fixing plate 33, a support spring 34, a rotating shaft 35, a wheel disc 36, a mounting block 37 and a rocker 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an adjustable demonstration teaching aid for economic management teaching comprises a base 1, wherein a supporting rod 2 is fixedly connected to the center of the upper end face of the base 1, a debugging device 3 is connected to the upper end of the supporting rod 2, an installation platform 4 is connected to the upper end of the debugging device 3, a display board 5 is fixedly connected to the upper end of the installation platform 4, an installation cavity is formed in the installation platform 4, a pressing rod 10 is inserted into the top wall of the installation cavity in a sliding manner, a rotating rod 7 is abutted to the lower end of the pressing rod 10, the side wall of the rotating rod 7 is rotatably connected with the side wall of the installation cavity through a supporting rod 9, the top wall of the rotating rod 7 is connected with the top wall of the installation cavity through a tension spring 8, two clamping blocks are fixedly connected to the lower, this structure has ensured the stability of whole device when height-adjusting through having added structures such as ratchet 6, dwang 7 and pivot 35.
To this demonstration teaching aid with adjustable economic management teaching, the lower extreme of pressing rod 10 is the hemisphere, and the lateral wall of rim plate 36 rotates and is connected with rocker 38, four universal wheels of the lower terminal surface fixedly connected with of base 1.
In the present case: when using this demonstration teaching aid with adjustable economic management teaching, can adjust the height of this demonstration teaching aid with adjustable economic management teaching, in order to satisfy the observation demand of motionless position classmate, the concrete mode is, towards rim plate 36, rotate rim plate 36 clockwise through rocker 38, then rim plate 36 can drive pivot 35 and rotate this moment, pivot 35 drives ratchet 6 clockwise rotation on the one hand, on the other hand can also roll up stay cord 31, thereby draw close the distance between bracing piece 2 and fixed plate 33, thereby reduce the height of whole device, if need improve this demonstration teaching aid with adjustable economic management teaching's height, only need press down press lever 10, press lever 10 can make dwang 7 rotate, thereby make fixture block and ratchet 6 on the dwang 7 break away from, under the effect of supporting spring 34, part 31 of winding on pivot 35 is pulled out, supporting spring 34 extends, thereby improving the height of the whole device and facilitating the remote student watching.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a demonstration teaching aid with adjustable economic management teaching, includes base (1), its characterized in that: the up end center fixedly connected with bracing piece (2) of base (1), the upper end of bracing piece (2) is connected with debugging device (3), the upper end of debugging device (3) is connected with mounting platform (4), and the upper end fixedly connected with show board (5) of mounting platform (4), the installation cavity has been seted up on mounting platform (4), and the roof of installation cavity slides to be pegged graft and has press ram (10), the lower extreme of pressing ram (10) is contradicted and is had dwang (7), and the lateral wall of dwang (7) passes through branch (9) and is connected with the lateral wall rotation of installation cavity, the roof of dwang (7) passes through tension spring (8) and is connected with the roof of installation cavity, two fixture blocks of lower terminal surface fixedly connected with of dwang (7), the fixture block joint has ratchet (6), and ratchet (6) are connected with debugging device (3).
2. The adjustable demonstration teaching aid for economic management teaching of claim 1, wherein: debugging device (3) include sleeve (32), sleeve (32) cup joint on bracing piece (2), and fixed plate (33) of trompil in the middle of the inside wall fixedly connected with of sleeve (32), fixed plate (33) are connected with the lateral wall of bracing piece (2) through supporting spring (34), and the one end of the upper end fixed connection stay cord (31) of bracing piece (2), the other end winding of stay cord (31) are connected with pivot (35), the fixed center that runs through ratchet (6) of pivot (35), the lower terminal surface fixedly connected with installation piece (37) of mounting platform (4), pivot (35) rotate and peg graft in installation piece (37).
3. The adjustable demonstration teaching aid for economic management teaching of claim 1, wherein: the lower end of the pressing rod (10) is hemispherical.
4. The adjustable demonstration teaching aid for economic management teaching of claim 1, wherein: the lower end face of the base (1) is fixedly connected with four universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821845590.8U CN210091490U (en) | 2018-11-09 | 2018-11-09 | Demonstration teaching aid with adjustable economic management teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821845590.8U CN210091490U (en) | 2018-11-09 | 2018-11-09 | Demonstration teaching aid with adjustable economic management teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210091490U true CN210091490U (en) | 2020-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821845590.8U Expired - Fee Related CN210091490U (en) | 2018-11-09 | 2018-11-09 | Demonstration teaching aid with adjustable economic management teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210091490U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289233A (en) * | 2020-09-08 | 2021-01-29 | 浙江财经大学 | Data characteristic analysis device convenient to contrast based on macro economy |
-
2018
- 2018-11-09 CN CN201821845590.8U patent/CN210091490U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112289233A (en) * | 2020-09-08 | 2021-01-29 | 浙江财经大学 | Data characteristic analysis device convenient to contrast based on macro economy |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200218 Termination date: 20201109 |