CN210667362U - Economic management science presentation instrument - Google Patents
Economic management science presentation instrument Download PDFInfo
- Publication number
- CN210667362U CN210667362U CN201921612731.6U CN201921612731U CN210667362U CN 210667362 U CN210667362 U CN 210667362U CN 201921612731 U CN201921612731 U CN 201921612731U CN 210667362 U CN210667362 U CN 210667362U
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- CN
- China
- Prior art keywords
- fixedly connected
- connecting cylinder
- economic management
- drawing board
- removal cover
- 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
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Abstract
The utility model belongs to the technical field of economic management science technique and specifically relates to an economic management science presentation instrument, comprising a base plate, adjust the pole upper end through bolt fixedly connected with drawing board, be provided with the scale mark on the drawing board, the equal fixedly connected with U-shaped pole in drawing board both ends, it is provided with first removal cover, two to slide on the U-shaped pole fixedly connected with carriage release lever between the first removal cover, slide on the carriage release lever and set up and the second removes the cover, the equal fixedly connected with connecting block in both sides of second removal cover, run through connection has according to the clamping ring on the connecting block, according to fixedly connected with connecting cylinder on the clamping ring, connecting cylinder female connection has the thread bush, it has the chalk to peg graft in the thread bush, fixedly connected with spring is sheathe in to the second removal, the spring other end and pressing ring fixed connection. The utility model discloses have and be convenient for look for the point to economic curve, be favorable to saving economic curve's drawing time.
Description
Technical Field
The utility model relates to an economic management learns technical field, especially relates to an economic management learns presentation instrument.
Background
Economic management refers to the abstract recognition of the basic tendency of a behavioral entity to form a human hypothesis in economics and management. There are different groups between economics and management, and the recognition of the human hypothesis between the different groups in economics and management is also inconsistent, but the discordance is only large and small, and the two disciplines are very different. When the economic management is demonstrated, an economic curve needs to be drawn, but in the prior art, coordinate points are drawn by measuring through a ruler, then the economic curve is drawn by connecting the coordinate points, and time is easily delayed in the point finding process.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that the time is delayed in the searching for coordinate point that exists among the prior art, and the economic management science presentation tool who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an economic management science presentation tool, comprises a base plate, the bottom plate upper end is adjusted the pole through bolt fixedly connected with, adjust the pole upper end through bolt fixedly connected with drawing board, be provided with the scale mark on the drawing board, the equal fixedly connected with U-shaped pole in drawing board both ends, it is provided with first removal cover, two to slide on the U-shaped pole fixedly connected with carriage release lever between the first removal cover, slide on the carriage release lever and set up and the second removes the cover, the equal fixedly connected with connecting block in both sides that the second removed the cover, through connection has according to the clamping ring on the connecting block, according to fixedly connected with connecting cylinder on the clamping ring, connecting cylinder female connection has the thread bush, it has the chalk to peg graft in the thread bush, fixedly connected with spring on the second removal cover, the spring other end and clamping ring fixed connection.
Preferably, the adjusting rod comprises a connecting cylinder fixedly connected with the bottom plate, a fixing rod is inserted in the connecting cylinder, the upper end of the fixing rod is fixedly connected with the drawing board, a fastening bolt is in threaded connection with the upper end of the connecting cylinder, and the fastening bolt is in threaded penetration through the connecting cylinder and abuts against the fixing rod.
Preferably, the thread sleeve is provided with anti-skid threads.
Preferably, the periphery of the lower end of the bottom plate is fixedly connected with rollers.
Preferably, the roller is a universal wheel.
The utility model provides a pair of economic management science presentation instrument, beneficial effect lies in: through the design of U-shaped pole, carriage release lever, first removal cover, second removal cover, be convenient for look for the alignment to the coordinate point of drawing, the design of chalk, clamping ring, spring is convenient for press the chalk simultaneously, makes the chalk draw the coordinate point, easy operation draws the convenience, has saved the time of drawing.
Drawings
Fig. 1 is a schematic structural view of an economic management demonstration tool provided by the present invention;
fig. 2 is a side view of an economic management demonstration tool provided by the present invention;
fig. 3 is an enlarged schematic view of a portion a in fig. 2.
In the figure: the device comprises a bottom plate 1, a connecting cylinder 2, a fastening bolt 3, a fixing rod 4, a moving rod 5, a drawing board 6, a U-shaped rod 7, a first moving sleeve 8, a spring 9, a pressing ring 10, chalk 11, scale marks 12, a connecting block 13, a second moving sleeve 14, a connecting cylinder 15, a threaded sleeve 16, an adjusting rod 17 and a roller 18.
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.
Example 1
Referring to fig. 1-3, an economic management learns presentation instrument includes bottom plate 1, and equal fixedly connected with gyro wheel 18 all around of bottom plate 1 lower extreme, gyro wheel 18 are the universal wheel, and the design of gyro wheel 18 is convenient for remove the presentation instrument.
Adjusting pole 17 through bolt fixedly connected with in the 1 upper end of bottom plate, adjust pole 17 upper end through bolt fixedly connected with drawing board 6, be provided with scale mark 12 on the drawing board 6, the equal fixedly connected with U-shaped pole 7 in drawing board 6 both ends, it is provided with first removal cover 8 to slide on the U-shaped pole 7, fixedly connected with carriage release lever 5 between two first removal covers 8, slide setting and second removal cover 14 on carriage release lever 5, the equal fixedly connected with connecting block 13 in both sides of second removal cover 14, through longitudinal movement carriage release lever 5, make carriage release lever 5 align with the ordinate of coordinate point, remove cover 14 through the lateral shifting second, make the centre of second removal cover 14 align with the abscissa of coordinate point, compare and adopt the ruler to look for a little and saved the time.
Run through connection has pressing ring 10 on connecting block 13, fixedly connected with connecting cylinder 15 on the pressing ring 10, connecting cylinder 15 internal thread connection has thread bush 16, be provided with anti-skidding line on the thread bush 16, it has chalk 11 to peg graft in the thread bush 16, fixedly connected with spring 9 on the second removes the cover 14, the spring 9 other end and pressing ring 10 fixed connection, after finding the coordinate point, press pressing ring 10, spring 9 can be compressed, make chalk 11 contact with drawing board 6, draw the coordinate point, then loosen pressing ring 10, can reset chalk 11, then connect each point again, draw into economic curve, be favorable to saving the time of drawing, through wrench movement thread bush 16, dismantle thread bush 16, thereby change chalk 11.
Example 2
Referring to fig. 1-2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the adjusting lever 17 includes a connecting cylinder 2 fixedly connected with the bottom plate 1, a fixing rod 4 is inserted in the connecting cylinder 2, the upper end of the fixing rod 4 is fixedly connected with the drawing board 6, the upper end of the connecting cylinder 2 is connected with a fastening bolt 3 by screw threads, the fastening bolt 3 is connected with the fixing rod 4 by screw threads through the connecting cylinder 2, the position of the fixing rod 4 in the connecting cylinder 2 is adjusted, and then the fixing is performed by screwing the fastening bolt 3, so as to adjust the height of the adjusting lever 17, and adjust the height of the drawing board 6.
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 (5)
1. The utility model provides an economic management science presentation tool, includes bottom plate (1), its characterized in that, bottom plate (1) upper end is through bolt fixedly connected with regulation pole (17), adjust pole (17) upper end through bolt fixedly connected with drawing board (6), be provided with scale mark (12) on drawing board (6), the equal fixedly connected with U-shaped pole (7) in drawing board (6) both ends, it has first removal cover (8) to slide on U-shaped pole (7), two fixedly connected with carriage release lever (5) between first removal cover (8), slide on carriage release lever (5) and second removal cover (14), the both sides of second removal cover (14) all fixedly connected with connecting block (13), run through on connecting block (13) and be connected with according to ring (10), fixedly connected with connecting cylinder (15) on according to ring (10), connecting cylinder (15) internal thread connection has thread bush (16), it has chalk (11) to peg graft in thread bush (16), fixedly connected with spring (9) on second movable sleeve (14), spring (9) other end and clamping ring (10) fixed connection.
2. The economic management science demonstration tool according to claim 1, wherein the adjusting rod (17) comprises a connecting cylinder (2) fixedly connected with the bottom plate (1), a fixing rod (4) is inserted in the connecting cylinder (2), the upper end of the fixing rod (4) is fixedly connected with the drawing board (6), a fastening bolt (3) is connected with the upper end of the connecting cylinder (2) in a threaded mode, and the fastening bolt (3) penetrates through the connecting cylinder (2) in a threaded mode and abuts against the fixing rod (4).
3. Economic management demonstration tool according to claim 1 characterized in that said threaded sleeve (16) is provided with anti-slip threads.
4. The economic management demonstration tool according to claim 1, wherein the lower end of the bottom plate (1) is fixedly connected with rollers (18) all around.
5. The economic management demonstration tool according to claim 4 wherein said rollers (18) are universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921612731.6U CN210667362U (en) | 2019-09-21 | 2019-09-21 | Economic management science presentation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921612731.6U CN210667362U (en) | 2019-09-21 | 2019-09-21 | Economic management science presentation instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210667362U true CN210667362U (en) | 2020-06-02 |
Family
ID=70814410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921612731.6U Expired - Fee Related CN210667362U (en) | 2019-09-21 | 2019-09-21 | Economic management science presentation instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210667362U (en) |
-
2019
- 2019-09-21 CN CN201921612731.6U patent/CN210667362U/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: 20200602 Termination date: 20210921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |