CN211827726U - A show board for state trade customs teaching - Google Patents
A show board for state trade customs teaching Download PDFInfo
- Publication number
- CN211827726U CN211827726U CN202020375935.9U CN202020375935U CN211827726U CN 211827726 U CN211827726 U CN 211827726U CN 202020375935 U CN202020375935 U CN 202020375935U CN 211827726 U CN211827726 U CN 211827726U
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- side wall
- fixedly connected
- clamping
- groove
- display board
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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 13
- 239000011435 rock Substances 0.000 abstract 1
- 230000008569 process Effects 0.000 description 9
- 239000011521 glass Substances 0.000 description 7
- 241000531116 Blitum bonus-henricus Species 0.000 description 2
- 235000008645 Chenopodium bonus henricus Nutrition 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a display board for state trade customs declaration teaching, which relates to the technical field of teaching display and comprises a base and a display board body, wherein the upper end of the base is fixedly connected with a support rod, the upper end of the support rod is fixedly connected with a first thread groove, the upper end of the first thread groove is fixedly connected with a transverse plate, the side wall of the first thread groove is fixedly connected with a placing board, the side wall of the upper end of the placing board is fixedly connected with a first clamping board, the side wall of the first clamping board is tightly propped against the side wall of the display board body, the side wall of the first thread groove is fixedly connected with a positioning block, a clamping groove is arranged in the positioning block, a clamping mechanism is slidably connected in the clamping groove, and the fixed clamping of the display board is realized through the matched use among the first clamping board, the placing board, the first spring, the moving block, the positioning block, the pull, and then avoided the show in-process, the condition that the show board body takes place to rock.
Description
Technical Field
The utility model relates to a teaching show technical field especially relates to a show board for state trade customs teaching.
Background
The declaration means the procedure of declaring customs before shipping the goods at import and export. According to the customs law of China, all goods entering and exiting a national boundary need to pass through a port, a station and an international airport station provided with customs, all goods are declared to the customs, and the goods can be extracted or shipped to an outlet after passing through the customs;
at the in-process to the state trade customs teaching, carry out the course of imparting knowledge to students with the help of the show board usually, the in-process of show board teaching because the show content is less, and the student who leans on behind a little watches not clearly to the show content, and then leads to the condition that the teaching quality descends, for this reason we have designed a show board for the teaching of state trade customs, solve above problem of proposing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the show board that is used for state trade customs teaching of proposing that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a display board for state trade customs declaration teaching comprises a base and a display board body, wherein a supporting rod is fixedly connected to the upper end of the base, a first threaded groove is fixedly connected to the upper end of the supporting rod, a transverse plate is fixedly connected to the upper end of the first threaded groove, a placing plate is fixedly connected to the side wall of the first threaded groove, a first clamping plate is fixedly connected to the side wall of the upper end of the placing plate, the side wall of the first clamping plate is abutted against the side wall of the display board body, a positioning block is fixedly connected to the side wall of the first threaded groove, a clamping groove is formed in the positioning block, a clamping mechanism is slidably connected in the clamping groove, a second clamping plate is fixedly connected to the side wall of the clamping mechanism, the side wall of the second clamping plate is abutted against the side wall of the display board body, a second threaded groove is formed in the side wall of the transverse plate, and a moving mechanism is rotationally connected in, the end part of the moving mechanism is fixedly connected with a magnifying glass.
Preferably, the clamping mechanism comprises a moving block which is slidably connected to the inner side wall of the clamping groove, the moving block is connected with the clamping groove through a first spring, the side wall of the moving block is fixedly connected with the side wall of the second clamping plate, and one end, far away from the first spring, of the moving block is fixedly connected with a pull rod.
Preferably, the moving mechanism is including rotating the threaded rod of connection on the diaphragm lateral wall, the tip fixedly connected with of threaded rod rotates the hand (hold), the lateral wall threaded connection of threaded rod has the thread block, two catch bars of the lateral wall fixedly connected with of thread block, two the common fixedly connected with magnifying glass of tip of catch bar.
Preferably, the inner diameter of the thread block is larger than the outer diameter of the threaded rod, and the inner thread of the thread block is matched with the outer thread of the threaded rod.
Preferably, the bottom of the base is provided with anti-skid lines.
Preferably, the first spring is a tension spring and is made of stainless steel.
The utility model has the advantages that: in the utility model, the first clamping plate, the placing plate, the first spring, the moving block, the positioning block, the pull rod and the second clamping plate are used in a matching way, so that the display board is fixedly clamped, and the shaking of the display board body in the display process is avoided;
through the cooperation use between rotation hand (hold), threaded rod, thread block, catch bar, the magnifying glass, realized the removal to the magnifying glass, and then realized the show process to the show board, and then avoided sitting at the student of back row to watch the inconvenient condition emergence of show board body content.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of the cross plate of the present invention.
Fig. 3 is a front view of the magnifying glass of the present invention.
Reference numbers in the figures: the display board comprises a base 1, a supporting rod 2, a display board body 3, a placing board 4, a first thread groove 5, a first clamping board 6, a second clamping board 7, a pull rod 8, a moving block 9, a first spring 10, a clamping groove 11, a transverse board 12, a push rod 13, a thread block 14, a second thread groove 15, a threaded rod 16, a rotating handle 17, a magnifying lens 18 and a positioning block 19.
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 display board for state trade customs declaration teaching comprises a base 1 and a display board body 3, wherein a support rod 2 is fixedly connected to the upper end of the base 1, a first thread groove 5 is fixedly connected to the upper end of the support rod 2, a transverse plate 12 is fixedly connected to the upper end of the first thread groove 5, a placing plate 4 is fixedly connected to the side wall of the first thread groove 5, a first clamping plate 6 is fixedly connected to the side wall of the upper end of the placing plate 4, the side wall of the first clamping plate 6 is abutted against the side wall of the display board body 3, a positioning block 19 is fixedly connected to the side wall of the first thread groove 5, a clamping groove 11 is formed in the positioning block, and a clamping mechanism is slidably connected to the clamping groove;
the clamping mechanism comprises a moving block 9 which is connected to the inner side wall of a clamping groove 11 in a sliding mode, the moving block 9 is connected with the clamping groove 11 through a first spring 10, the first spring 10 is a tension spring and is made of stainless steel, the side wall of the moving block 9 is fixedly connected with the side wall of a second clamping plate 7, one end, far away from the first spring 10, of the moving block 9 is fixedly connected with a pull rod 8, the side wall of the clamping mechanism is fixedly connected with the second clamping plate 7, the side wall of the second clamping plate 7 is abutted against the side wall of the display plate body 3, a second threaded groove 15 is formed in the side wall of the transverse plate 12, and the moving mechanism is rotationally connected in the second threaded groove 15;
the moving mechanism is including rotating the threaded rod 16 of connection on diaphragm 12 lateral wall, the tip fixedly connected with of threaded rod 16 rotates hand (hold) 17, the lateral wall threaded connection of threaded rod 16 has screw block 14, the internal diameter of screw block 14 is greater than the external diameter of threaded rod 16, the internal thread of screw block 14 and the external screw thread looks adaptation of threaded rod 16, two catch bars 13 of the lateral wall fixedly connected with of screw block 14, the common fixedly connected with magnifying glass 18 of tip of two catch bars 13, moving mechanism's tip fixedly connected with magnifying glass 18, the bottom of base 1 is provided with anti-skidding line.
The working principle is as follows: when the display board is used, the pull rod 8 is pulled manually to move, the moving block 9 is moved synchronously in the moving process of the pull rod 8, the second clamping plate 7 is moved synchronously in the moving process of the moving block 9, the display board body 3 is placed on the placing plate 4 in the moving process of the second clamping plate 7, the pull rod 8 is loosened, the second clamping plate 7 is further enabled to clamp the display board body 3 under the action of the tensile force of the first spring 10, then the display board body 3 needs to be adjusted according to actual requirements, and the adjusting process is as follows;
firstly, the rotating handle 17 is rotated, the thread block 14 is in threaded connection with the rotating handle 17, and meanwhile, the second thread groove 15 has a limiting effect on the thread block 14, so that the thread block 14 is moved, in the process of moving the thread block 14, synchronous movement of the push rod 13 and the movement of the push rod 13 are realized, so that the magnifying lens 18 is driven to synchronously move, in the process of moving the magnifying lens 18, the contents on the display board body 3 are magnified and reduced, and a user can freely adjust the contents according to actual requirements;
foretell operation process not only can realize pressing from both sides tightly fixedly to show board body 3 effectively, and the convenience is dismantled the quick replacement of show board body 3, can realize the regulation to show 3 contents of board body simultaneously, avoids the student to watch.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
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. A display board for state trade customs declaration teaching comprises a base (1) and a display board body (3) and is characterized in that a support rod (2) is fixedly connected to the upper end of the base (1), a first threaded groove (5) is fixedly connected to the upper end of the support rod (2), a transverse plate (12) is fixedly connected to the upper end of the first threaded groove (5), a placing plate (4) is fixedly connected to the side wall of the first threaded groove (5), a first clamping plate (6) is fixedly connected to the upper end side wall of the placing plate (4), the side wall of the first clamping plate (6) is abutted against the side wall of the display board body (3), a positioning block (19) is fixedly connected to the side wall of the first threaded groove (5), a clamping groove (11) is formed in the positioning block, a clamping mechanism is slidably connected to the clamping groove (11), and a second clamping plate (7) is fixedly connected to the side wall of the clamping mechanism, the side wall of the second clamping plate (7) is abutted against the side wall of the display plate body (3), a second thread groove (15) is formed in the side wall of the transverse plate (12), a moving mechanism is rotationally connected in the second thread groove (15), and a magnifying lens (18) is fixedly connected to the end of the moving mechanism.
2. The display board for state trade declaration teaching of claim 1, wherein the clamping mechanism comprises a moving block (9) slidably connected to an inner side wall of a clamping groove (11), the moving block (9) is connected with the clamping groove (11) through a first spring (10), a side wall of the moving block (9) is fixedly connected with a side wall of the second clamping plate (7), and a pull rod (8) is fixedly connected to one end, far away from the first spring (10), of the moving block (9).
3. The display board for state trade declaration teaching of claim 1, wherein the moving mechanism comprises a threaded rod (16) rotatably connected to the side wall of the transverse board (12), the end portion of the threaded rod (16) is fixedly connected with a rotary handle (17), the outer side wall of the threaded rod (16) is in threaded connection with a threaded block (14), the side wall of the threaded block (14) is fixedly connected with two push rods (13), and the end portions of the two push rods (13) are fixedly connected with a magnifying lens (18) together.
4. A display board for state trade declaration teaching according to claim 3, wherein the inner diameter of the thread block (14) is larger than the outer diameter of the threaded rod (16), and the inner thread of the thread block (14) is adapted to the outer thread of the threaded rod (16).
5. The display board for state trade declaration teaching of claim 1, wherein the bottom of the base (1) is provided with anti-slip lines.
6. A display board for state trade customs education as claimed in claim 2, wherein the first spring (10) is a tension spring and is made of stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020375935.9U CN211827726U (en) | 2020-03-23 | 2020-03-23 | A show board for state trade customs teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020375935.9U CN211827726U (en) | 2020-03-23 | 2020-03-23 | A show board for state trade customs teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211827726U true CN211827726U (en) | 2020-10-30 |
Family
ID=73010466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020375935.9U Expired - Fee Related CN211827726U (en) | 2020-03-23 | 2020-03-23 | A show board for state trade customs teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211827726U (en) |
-
2020
- 2020-03-23 CN CN202020375935.9U patent/CN211827726U/en not_active Expired - Fee Related
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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: 20201030 |
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| CF01 | Termination of patent right due to non-payment of annual fee |