CN211427639U - Data distribution presentation device for statistics - Google Patents
Data distribution presentation device for statistics Download PDFInfo
- Publication number
- CN211427639U CN211427639U CN202020266978.3U CN202020266978U CN211427639U CN 211427639 U CN211427639 U CN 211427639U CN 202020266978 U CN202020266978 U CN 202020266978U CN 211427639 U CN211427639 U CN 211427639U
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- demonstration
- connecting rod
- fixedly connected
- data distribution
- groove
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Abstract
The utility model discloses a statistics is with data distribution presentation device relates to the presentation device field, and demonstration effect is directly perceived inadequately to current mathematics statistical chart, and needs the teacher to draw when demonstrating, occupies the problem of classroom time, proposes following scheme now, and it includes the bottom plate, two flexible posts that are the symmetric distribution of top fixedly connected with of bottom plate, just the top fixedly connected with demonstration board of flexible post, the front of demonstration board is provided with the demonstration groove, just the bottom inner wall in demonstration groove evenly rotates along its length direction and installs the carousel, and the top fixedly connected with threaded sleeve of carousel. The utility model discloses novel structure, and the device can realize the histogram height change through the regulation to the screw thread post height, has replaced traditional hand to draw the histogram to can be more audio-visual carry out the demonstration of data distribution, save classroom time, the device also has broken line data diagram demonstration effect simultaneously, has improved the device's practicality, suitable popularization.
Description
Technical Field
The utility model relates to a presentation device field especially relates to a statistics is with data distribution presentation device.
Background
In the course of carrying out mathematical education, when needs carry out the data demonstration, generally need the teacher to draw statistical distribution diagram on the blackboard, and draw and can occupy the classroom a large amount of time to probably produce the error, lead to the data demonstration effect directly perceived inadequately, influence the teaching quality, consequently, in order to solve this type of problem, we have proposed a statistics and have used data distribution presentation device.
SUMMERY OF THE UTILITY MODEL
The utility model provides a pair of data distribution presentation device for statistics has solved current mathematics statistical chart demonstration effect directly perceived inadequately, and needs the teacher to draw when demonstrating, occupies the problem of classroom time.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a statistics is with data distribution presentation device, includes the bottom plate, two flexible posts that are the symmetric distribution of top fixedly connected with of bottom plate, just the top fixedly connected with demonstration board of flexible post, the front of demonstration board is provided with the demonstration groove, just the bottom inner wall in demonstration groove is evenly rotated along its length direction and is installed the carousel, and the top fixedly connected with threaded sleeve of carousel, threaded sleeve's internal thread installs the screw thread post, just the top of screw thread post extends to threaded sleeve's top, one side fixedly connected with dead lever that the screw thread post is close to demonstration inslot portion, just one side fixedly connected with stopper that the screw thread post was kept away from to the dead lever, the inner wall of demonstration board evenly is provided with along its direction of height distribution's spacing groove, and spacing groove and stopper match, and sliding connection.
Preferably, the universal wheels are installed at four corners of the bottom end of the bottom plate, and locking mechanisms are arranged on the universal wheels.
Preferably, the cross sections of the limiting blocks and the limiting grooves are both in T-shaped arrangement.
Preferably, the two sides of the limiting groove are uniformly provided with scale marks along the height direction.
Preferably, the front surface of the threaded column is provided with a first connecting rod and a second connecting rod, the first connecting rod is sleeved outside the second connecting rod, and the first connecting rod is connected with the second connecting rod in a sliding manner.
Preferably, the inserted bar is all installed to one side that first connecting rod and second connecting rod are close to demonstration inslot portion, the front of screw thread post is provided with the jack, and the inserted bar matches with the jack.
The utility model has the advantages that:
1. through the demonstration inslot portion at the demonstration board setting up the carousel, drive the screw sleeve through the carousel and rotate and the restriction of spacing groove to the stopper to make the screw thread post remove in vertical direction, both the height of histogram is adjusted, thereby make carrying out the data distribution demonstration that the device can be direct-viewing, and the regulation through flexible post can effectually make its demonstration height obtain adjusting, be applicable to different in service behavior.
2. Through the first connecting rod and the second connecting rod that the screw post front end is connected for the device can be through the more audio-visual demonstration data of the broken line angle of connecting rod, thereby makes the device not only have the histogram demonstration effect, has the broken line chart demonstration effect simultaneously.
To sum up, the device can realize the histogram height change through the regulation to the screw thread post height, has replaced traditional hand-drawn histogram to can be more audio-visual carry out data distribution demonstration, save classroom time, the device also has broken line data diagram demonstration effect simultaneously, has improved the device's practicality, suitable popularization.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the demonstration board of the present invention.
Fig. 3 is a top view of the internal structure of the demonstration board of the present invention.
Reference numbers in the figures: 1 bottom plate, 2 flexible posts, 3 carousel, 4 threaded sleeve, 5 demonstration boards, 6 demonstration grooves, 7 threaded post, 8 spacing grooves, 9 first connecting rods, 10 second connecting rods, 11 dead levers, 12 stopper.
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.
Referring to fig. 1-3, a data distribution demonstration device for statistics comprises a bottom plate 1, wherein two symmetrically distributed telescopic columns 2 are fixedly connected to the top end of the bottom plate 1, a demonstration plate 5 is fixedly connected to the top end of each telescopic column 2, a demonstration groove 6 is arranged on the front surface of the demonstration plate 5, a rotary table 3 is uniformly rotatably installed on the inner wall of the bottom end of the demonstration groove 6 along the length direction of the inner wall, a threaded sleeve 4 is fixedly connected to the top end of the rotary table 3, a threaded column 7 is installed on the inner thread of the threaded sleeve 4, the top end of the threaded column 7 extends to the upper side of the threaded sleeve 4, a fixed rod 11 is fixedly connected to one side of the threaded column 7, which is close to the inside of the demonstration groove 6, a limit block 12 is fixedly connected to one side of the fixed rod 11, which is far away from the threaded column 7, and a limit groove 8 distributed along the, and spacing groove 8 matches with stopper 12, and sliding connection, the universal wheel is all installed in the bottom four corners of bottom plate 1, and is provided with locking mechanism on the universal wheel, stopper 12 with the cross-section of spacing groove 8 all is the setting of T type, the both sides of spacing groove 8 evenly are provided with the scale mark along its direction of height, first connecting rod 9 and second connecting rod 10 are installed in the front of screw thread post 7, and first connecting rod 9 cup joints in the outside of second connecting rod 10, and first connecting rod 9 and second connecting rod 10 sliding connection, the inserted bar is all installed to one side that first connecting rod 9 and second connecting rod 10 are close to demonstration inslot 6 inside, the front of screw thread post 7 is provided with the jack, and the inserted bar matches with the jack.
The working principle is as follows: when the device is used, firstly, the device is moved to a display area, the overall display height of the device is adjusted by adjusting the height of the telescopic column, so that people in a class can basically view the bottommost end of the display board 5, then the height of the threaded column 7 is adjusted according to data, firstly, the turntable 3 is rotated, the turntable 3 drives the threaded sleeve 4 to rotate, as the threaded sleeve 4 is in threaded connection with the threaded column 7 and the threaded column 7 is limited by the limiting block 12, the threaded column 7 can move in the vertical direction and drives the limiting block 12 to slide in the limiting groove 8 until the topmost end of the threaded column 7 reaches a data value position to be adjusted, the turntable 4 stops rotating, and if a data broken line diagram of the threaded column is required to be displayed, the inserted rod on the first connecting rod 9 is inserted into the jack on the front side of the threaded column 7, then the second connecting rod 10 is adjusted to slide in the first connecting rod 9, and then the inserted rod of the second connecting rod 10 is inserted into the inserted hole on the front surface of the adjacent threaded column 7.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a statistics is with data distribution presentation device, includes bottom plate (1), its characterized in that, the top fixedly connected with of bottom plate (1) two be the flexible post (2) of symmetric distribution, just the top fixedly connected with demonstration board (5) of flexible post (2), the front of demonstration board (5) is provided with demonstration groove (6), just the bottom inner wall of demonstration groove (6) is along its length direction even rotation install carousel (3), and the top fixedly connected with screw sleeve (4) of carousel (3), the internal thread of screw sleeve (4) is installed screw thread post (7), just the top of screw thread post (7) extends to the top of screw sleeve (4), screw thread post (7) are close to demonstration groove (6) inside one side fixedly connected with dead lever (11), just one side fixedly connected with stopper (12) of screw thread post (7) are kept away from to dead lever (11), the inner wall of demonstration board (5) evenly is provided with along its direction of height distribution's spacing groove (8), and spacing groove (8) and stopper (12) match, and sliding connection.
2. The statistical data distribution demonstration device according to claim 1, wherein four corners of the bottom end of the bottom plate (1) are provided with universal wheels, and locking mechanisms are arranged on the universal wheels.
3. A statistical data distribution demonstration apparatus as claimed in claim 1, wherein the cross-sections of the limiting blocks (12) and the limiting grooves (8) are arranged in a T-shape.
4. A statistical data distribution demonstration apparatus as claimed in claim 1, wherein the two sides of the limiting groove (8) are provided with graduation marks along the height direction.
5. A statistical data distribution demonstration device according to claim 1, wherein the threaded column (7) is provided with a first connecting rod (9) and a second connecting rod (10) on the front surface, the first connecting rod (9) is sleeved on the outside of the second connecting rod (10), and the first connecting rod (9) is connected with the second connecting rod (10) in a sliding manner.
6. A statistical data distribution demonstration device according to claim 5, characterized in that the first connecting rod (9) and the second connecting rod (10) are provided with insertion rods on the sides close to the inside of the demonstration groove (6), the front surface of the threaded column (7) is provided with insertion holes, and the insertion rods are matched with the insertion holes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020266978.3U CN211427639U (en) | 2020-03-06 | 2020-03-06 | Data distribution presentation device for statistics |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020266978.3U CN211427639U (en) | 2020-03-06 | 2020-03-06 | Data distribution presentation device for statistics |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211427639U true CN211427639U (en) | 2020-09-04 |
Family
ID=72288193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020266978.3U Expired - Fee Related CN211427639U (en) | 2020-03-06 | 2020-03-06 | Data distribution presentation device for statistics |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211427639U (en) |
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2020
- 2020-03-06 CN CN202020266978.3U patent/CN211427639U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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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: 20200904 Termination date: 20210306 |