CN208351760U - Marketing teaching contrast learning device - Google Patents
Marketing teaching contrast learning device Download PDFInfo
- Publication number
- CN208351760U CN208351760U CN201721646363.8U CN201721646363U CN208351760U CN 208351760 U CN208351760 U CN 208351760U CN 201721646363 U CN201721646363 U CN 201721646363U CN 208351760 U CN208351760 U CN 208351760U
- Authority
- CN
- China
- Prior art keywords
- cabinet body
- cover
- paper roll
- beaming roller
- sleeve
- 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
Links
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- Electrically Operated Instructional Devices (AREA)
Abstract
The utility model discloses marketing teaching contrast learning devices, including cabinet body and support leg, the lower end of cabinet body is connected with multiple support legs, this marketing teaching contrast learning apparatus structure is simple, by the way that cover is added, rocking bar and LED light, one coil paper circumvolution is wound on a beaming roller, then one end of paper roll is connected on another beaming roller, when rotate clockwise crank, rocking bar, which starts turning, starts turning the shaft on rotating cylinder and L shape bar, rotating cylinder rotates in the groove on cover, it is slided in the sliding slot that shaft opens up on cover simultaneously, start turning cover, cover drives beaming roller rotation, wind paper roll, paper roll is slowly wound on the beaming roller on the right from the beaming roller on the left side at this time, the content on paper roll can be preferably checked by glass screen and LED light at this time, when needing to play back, it rotates counterclockwise Crank can realize the function of playback, have very strong practicability.
Description
Technical field
The utility model relates to teaching fields, specially marketing teaching contrast learning device.
Background technique
The marketing teaching contrast learning device as the term suggests be exactly study marketing class hour, enable student intuitively,
The general name of the apparatus used when visually understanding each appliances used in the content of courses and teachers' instruction.
However in daily study, is imparted knowledge to students by computer and have become universal phenomenon, however when we encounter power failure
When, some electronic equipments cannot be used continuously, cannot better exhibiting pictures, thus propose the marketing teaching control learn
Practise device.
Utility model content
The purpose of this utility model is to provide marketing teaching contrast learning devices, to solve in above-mentioned background technique
The problem of proposition.
To achieve the above object, the utility model provides the following technical solutions:
Marketing teaching contrast learning device, including cabinet body and support leg, the lower end of cabinet body are connected with multiple support legs,
The front end of the cabinet body offers first through hole, and glass screen is connected in through-hole, in the middle part of the rear inside wall of the cabinet body
It is connected with LED light, the LED light forms series circuit by conducting wire and battery, after the battery connects the inner cavity of cabinet body
Wall, the side lower end of the cabinet body offers the second through-hole, and first sleeve is connected in the second through-hole, in the first sleeve
It is rotatably connected to rocking bar, one end of the rocking bar is connected with crank, and the other end of the rocking bar connects connecting rod, and connecting rod position
In in cabinet body, the middle part movable sleeve of the connecting rod is connected to second sleeve, and the lower end of the second sleeve is connected by support rod
The inner bottom wall of cabinet body, the upper end two sides of the connecting rod are connected with rotating cylinder, one end of the upper end connection L shape bar of the rotating cylinder, institute
The other end for stating L shape bar is connected with shaft, and the shaft is equipped with cover far from one end of rocking bar, and the side wall of the cover is equipped with
Multiple sliding slots being slidably connected with shaft, the lower end of the cover open up multiple grooves corresponding with rotating cylinder, the cover it is upper
The lower end of end connection beaming roller, the inner roof wall of the upper end rotation connection cabinet body of the beaming roller, the middle part of two beaming rollers is wound
There is paper roll, two beaming rollers are connected by paper roll.
Preferably, two beaming rollers are arranged in parallel.
Preferably, the position that the beaming roller is located at paper roll lower end is connected with limited block.
Preferably, the connecting rod is arranged in parallel with second sleeve.
The contrast learning apparatus structure compared with prior art, the utility model has the beneficial effects that this marketing is imparted knowledge to students
Simply, by the way that cover, rocking bar and LED light is added, a coil paper circumvolution is wound on a beaming roller, is then connected to one end of paper roll
On another beaming roller, when rotate clockwise crank, rocking bar, which starts turning, starts turning the shaft on rotating cylinder and L shape bar, turn
Cylinder rotates in groove on cover, while sliding in the sliding slot that opens up on cover of shaft, starts turning cover, cover band
The rotation of moving axis roller, winds paper roll, paper roll is slowly wound on the beaming roller on the right from the beaming roller on the left side at this time, can be passed through at this time
Glass screen and LED light preferably check the content on paper roll, and when needing to play back, rotating counterclockwise crank can be real
The function of now playing back has very strong practicability.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is A structure enlargement diagram;
Fig. 3 is the utility model structure top view.
In figure: cabinet body 1, support leg 2, glass screen 3, first sleeve 4, rocking bar 5, rotating cylinder 6, L shape bar 7, shaft 8, cover
9, connecting rod 10, support rod 11, second sleeve 12, beaming roller 13, limited block 14, LED light 15, battery 16.
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. 1-3 is please referred to, the utility model provides a kind of technical solution:
Marketing teaching contrast learning device, including cabinet body 1 and support leg 2, the lower end of cabinet body 1 are connected with multiple supports
Foot 2, the front end of cabinet body 1 offer first through hole, and glass screen 3 is connected in through-hole, connect in the middle part of the rear inside wall of cabinet body 1
It is connected to LED light 15, LED light 15 forms series circuit by conducting wire and battery 16, after battery 16 connects the inner cavity of cabinet body 1
Wall, the side lower end of cabinet body 1 offers the second through-hole, and first sleeve 4 is connected in the second through-hole, rotation in first sleeve 4
It is connected with rocking bar 5, one end of rocking bar 5 is connected with crank, and the other end of rocking bar 5 connects connecting rod 10, and connecting rod 10 is located at cabinet
In body 1, the middle part movable sleeve of connecting rod 10 is connected to second sleeve 12, and connecting rod 10 is arranged in parallel with second sleeve 12, and second set
The lower end of cylinder 12 connects the inner bottom wall of cabinet body 1 by support rod 11, and the upper end two sides of connecting rod 10 are connected with rotating cylinder 6, rotating cylinder 6
Upper end connects one end of L shape bar 7, and the other end of L shape bar 7 is connected with shaft 8, and shaft 8 is equipped with cover 9 far from one end of rocking bar 5,
The side wall of cover 9 is equipped with multiple sliding slots being slidably connected with shaft 8, and the lower end of cover 9 opens up multiple corresponding with rotating cylinder 6 recessed
Slot, the lower end of the upper end connection beaming roller 13 of cover 9, two beaming rollers 13 are arranged in parallel, the upper end rotation connection cabinet body 1 of beaming roller 13
Inner roof wall, the middle part of two beaming rollers 13 are wound with paper roll, and two beaming rollers 13 are connected by paper roll, and beaming roller 13 is located at paper roll lower end
Position be connected with limited block 14.
Working principle: a coil paper circumvolution is wound on a beaming roller 13, one end of paper roll is then connected to another beaming roller
On 13, crank is rotated clockwise at this time, rocking bar 5, which starts turning, starts turning the shaft 8 on rotating cylinder 6 and L shape bar 7, rotating cylinder 6
It rotates in the groove on cover 9, while being slided in the sliding slot that is opened up on cover 9 of shaft 8, start turning cover 9, cover
9 drive beaming roller 13 to rotate, and wind paper roll, paper roll is slowly wound on the beaming roller 13 on the right from the beaming roller 13 on the left side at this time, at this time
The content on paper roll can be preferably checked by glass screen 3 and LED light 15, when needing to play back, turn counterclockwise
Shake the function that can realize playback.
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 (4)
- The contrast learning device 1. the marketing is imparted knowledge to students, including cabinet body (1) and support leg (2), the lower end of cabinet body (1) are connected with multiple Support leg (2), it is characterised in that: the front end of the cabinet body (1) offers first through hole, and glass screen is connected in through-hole (3), it is connected with LED light (15) in the middle part of the rear inside wall of the cabinet body (1), the LED light (15) passes through conducting wire and battery (16) series circuit is formed, the inner cavity rear wall of battery (16) connection cabinet body (1), the side lower end of the cabinet body (1) is opened It is connected with equipped with the second through-hole, and in the second through-hole first sleeve (4), is rotatably connected to rocking bar in the first sleeve (4) (5), one end of the rocking bar (5) is connected with crank, and the other end of the rocking bar (5) connects connecting rod (10), and connecting rod (10) it is located in cabinet body (1), the middle part movable sleeve of the connecting rod (10) is connected to second sleeve (12), the second sleeve (12) Lower end by support rod (11) connection cabinet body (1) inner bottom wall, the upper end two sides of the connecting rod (10) are connected with rotating cylinder (6), one end of upper end connection L shape bar (7) of the rotating cylinder (6), the other end of the L shape bar (7) are connected with shaft (8), institute It states shaft (8) and is equipped with cover (9) far from the one end of rocking bar (5), the side wall of the cover (9) is equipped with multiple sliding with shaft (8) The sliding slot of dynamic connection, the lower end of the cover (9) open up multiple grooves corresponding with rotating cylinder (6), and the upper end of the cover (9) connects The lower end of spindle roller (13), the inner roof wall of upper end rotation connection cabinet body (1) of the beaming roller (13), two beaming rollers (13) Middle part is wound with paper roll, and two beaming rollers (13) are connected by paper roll.
- The contrast learning device 2. the marketing according to claim 1 is imparted knowledge to students, it is characterised in that: two beaming rollers (13) It is arranged in parallel.
- The contrast learning device 3. the marketing according to claim 1 is imparted knowledge to students, it is characterised in that: the beaming roller (13) is located at The position of paper roll lower end is connected with limited block (14).
- The contrast learning device 4. the marketing according to claim 1 is imparted knowledge to students, it is characterised in that: the connecting rod (10) with Second sleeve (12) is arranged in parallel.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721646363.8U CN208351760U (en) | 2017-12-01 | 2017-12-01 | Marketing teaching contrast learning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721646363.8U CN208351760U (en) | 2017-12-01 | 2017-12-01 | Marketing teaching contrast learning device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208351760U true CN208351760U (en) | 2019-01-08 |
Family
ID=64873222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201721646363.8U Expired - Fee Related CN208351760U (en) | 2017-12-01 | 2017-12-01 | Marketing teaching contrast learning device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208351760U (en) |
-
2017
- 2017-12-01 CN CN201721646363.8U patent/CN208351760U/en not_active Expired - Fee Related
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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: 20190108 Termination date: 20191201 |
|
CF01 | Termination of patent right due to non-payment of annual fee |