CN215679764U - Communication engineering is with study presentation device - Google Patents
Communication engineering is with study presentation device Download PDFInfo
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- CN215679764U CN215679764U CN202122196173.3U CN202122196173U CN215679764U CN 215679764 U CN215679764 U CN 215679764U CN 202122196173 U CN202122196173 U CN 202122196173U CN 215679764 U CN215679764 U CN 215679764U
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- 238000004891 communication Methods 0.000 title claims abstract description 23
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
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- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a learning demonstration device for communication engineering, which comprises a first base, wherein the upper surface of the first base is fixedly connected with a second base, the upper surface of the second base is fixedly connected with a placing groove, the front surface and the back surface of the second base are both fixedly connected with a height adjusting device, the front surface of the height adjusting device is rotatably connected with a fixed plate through a rotating shaft, a stud penetrates through the inside of the fixed plate, and the bottom of the surface of the stud is in threaded connection with a rotating valve. This communication engineering is with study presentation device, through the fixed plate, the double-screw bolt, the rotary valve, the setting of high adjusting device isotructure, rotate the rotary valve, the fixed plate drives cross rolling bearing and upwards rotates, cross rolling bearing overlap joint is on the overlap joint piece, teaching demonstration board height adjustment thereupon, make the teacher adjust the height as required at will, make things convenient for teacher's use, fixed trip is fixed cross rolling bearing and is prevented that teaching demonstration board from producing the offset when rising.
Description
Technical Field
The utility model relates to the technical field, in particular to a learning demonstration device for communication engineering.
Background
The communication engineering has the characteristic of integration of physical and technical engineering, mainly relates to basic theories, engineering design and system implementation technologies in the fields of electronic science and technology, information and communication engineering and optical engineering subjects, is based on mathematics, physics and information theory, takes electronics, photons, information and components, electronic systems and information networks related to the electronics, photons and information as research objects, has wide application fields and rapid development, and is a major specialty for promoting the development of information industry and promoting the traditional industry.
The teacher need use the demonstration board of teaching usefulness in the relevant course for the student explains the communication engineering specialty, and most demonstration boards do not have height-adjusting and rotation angle's function, and the teacher can be very inconvenient in the teaching, therefore we need a communication engineering with study presentation device urgently.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Aiming at the defects of the prior art, the utility model provides a learning demonstration device for communication engineering, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a communication engineering is with study presentation device, includes first base, the last fixed surface of first base is connected with the second base, the last fixed surface of second base is connected with the standing groove, the front and the equal fixedly connected with height adjustment device in the back of second base, height adjustment device's front is rotated through the pivot and is connected with the fixed plate, the double-screw bolt is worn to be equipped with in the inside of fixed plate, the bottom threaded connection on double-screw bolt surface has the rotary valve, the equal fixedly connected with bracing piece in both sides of fixed plate upper surface, angle adjustment device is worn to be equipped with in the inside of bracing piece, angle adjustment device's one end fixedly connected with dwang, the surface of dwang passes through connecting block fixedly connected with teaching demonstration board.
Optionally, the equal fixedly connected with support column in four corners department of first base lower surface, the lower fixed surface of support column is connected with universal pulley.
Optionally, the lower surface of the first base is fixedly connected with a supporting frame, one side of the bottom wall in the supporting frame is fixedly connected with a storage drawer, and the other side of the bottom wall in the supporting frame is fixedly connected with a partition plate.
Optionally, the height adjusting device comprises a sliding groove, one side of the inner side wall of the sliding groove is fixedly connected with a lapping block, and a cross-shaped rotating bearing is lapped on the lower surface of the lapping block.
Optionally, the lower fixed surface of sliding tray is connected with the dead lever, the lower fixed surface of dead lever is connected with the backup pad, the lower fixed surface of backup pad is connected with the connecting rod, logical groove has been seted up at the back of sliding tray, the both sides groove sliding connection who leads to the inslot wall has the fixing clamping tenon, the recess with the looks adaptation of fixing clamping tenon is seted up at cross rolling bearing's the back, the inside joint of the one end of fixing clamping tenon and recess.
Optionally, the angle adjusting device comprises a connecting plate, a connecting column is fixedly connected to the back of the connecting plate, a circular groove is formed in one side of the surface of the connecting column, an expansion spring is fixedly connected to the inner bottom wall of the circular groove, and a clamping block is fixedly connected to one end of the expansion spring.
(III) advantageous effects
The utility model provides a learning demonstration device for communication engineering, which has the following beneficial effects:
1. this communication engineering is with study presentation device, through the fixed plate, the double-screw bolt, the rotary valve, the setting of high adjusting device isotructure, rotate the rotary valve, the fixed plate drives cross rolling bearing and upwards rotates, cross rolling bearing overlap joint is on the overlap joint piece, teaching demonstration board height adjustment thereupon, make the teacher adjust the height as required at will, make things convenient for teacher's use, fixed trip is fixed cross rolling bearing and is prevented that teaching demonstration board from producing the offset when rising.
2. This communication engineering is with study presentation device, through the setting of angle adjustment device, spliced pole, expanding spring isotructure, at the inside circular recess that a plurality of corresponds that is provided with of bracing piece, turned angle adjusting device, the fixture block receives the extrusion, and expanding spring receives the effort compression simultaneously, pushes up next circular recess when the fixture block, and the effort that gives expanding spring reduces, angle of adjustment at will, and convenient to use is swift.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the split structure of the present invention;
FIG. 3 is a schematic view of a height adjustment device according to the present invention;
FIG. 4 is a schematic structural diagram of an angle adjustment apparatus according to the present invention.
In the figure: 1. a first base; 2. a second base; 3. a placement groove; 4. a height adjustment device; 401. a sliding groove; 402. a lapping block; 403. a cross rotary bearing; 404. a support plate; 405. a connecting rod; 406. fixing the clamping tenon; 5. a fixing plate; 6. a stud; 7. a rotary valve; 8. a support bar; 9. an angle adjusting device; 901. a connecting plate; 902. connecting columns; 903. a tension spring; 904. a clamping block; 10. rotating the rod; 11. connecting blocks; 12. a teaching demonstration board; 13. a support pillar; 14. a universal pulley; 15. a support frame; 16. a storage drawer; 17. a partition plate.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a technical solution: a study demonstration device for communication engineering comprises a first base 1, wherein the upper surface of the first base 1 is fixedly connected with a second base 2, the upper surface of the second base 2 is fixedly connected with a placing groove 3, the placing groove 3 is arranged to prevent an oily pen from falling when a teacher does not use the oily pen, the front surface and the back surface of the second base 2 are both fixedly connected with a height adjusting device 4, the height adjusting device 4 comprises a sliding groove 401, one side of the inner side wall of the sliding groove 401 is fixedly connected with a lapping block 402, the lower surface of the lapping block 402 is lapped with a cross rotating bearing 403, the lower surface of the sliding groove 401 is fixedly connected with a support plate 404, the lower surface of the support plate 404 is fixedly connected with a connecting rod 405, the back surface of the sliding groove 401 is provided with a through groove, two side grooves of the inner side wall of the through groove are slidably connected with fixing tenons 406, sliding strips are arranged on the fixing tenons 406 to facilitate sliding of clamping columns on the fixing tenons 406, the back of the cross-shaped rotating bearing 403 is provided with a groove matched with the fixed tenon 406, one end of the fixed tenon 406 is clamped with the inner part of the groove, the front of the height adjusting device 4 is rotatably connected with a fixed plate 5 through a rotating shaft, a stud 6 is penetrated through the inner part of the fixed plate 5, the bottom of the surface of the stud 6 is in threaded connection with a rotating valve 7, two sides of the upper surface of the fixed plate 5 are both fixedly connected with supporting rods 8, an angle adjusting device 9 is penetrated through the inner part of the supporting rod 8, the angle adjusting device 9 comprises a connecting plate 901, the back of the connecting plate 901 is fixedly connected with a connecting column 902, one side of the surface of the connecting column 902 is provided with a circular groove, an expansion spring 903 is fixedly connected with the inner bottom wall of the circular groove, one end of the expansion spring 903 is fixedly connected with a clamping block 904, one end of the angle adjusting device 9 is fixedly connected with a rotating rod 10, the surface of the rotating rod 10 is fixedly connected with a teaching demonstration plate 12 through a connecting block 11, equal fixedly connected with support column 13 in four corners department of first base 1 lower surface, the lower fixed surface of support column 13 is connected with universal pulley 14, universal pulley 14 makes things convenient for the teacher to pull the removal when lecturing, the lower fixed surface of first base 1 is connected with carriage 15, one side fixedly connected with storage drawer 16 of diapire in carriage 15, storage drawer 16 conveniently places putting and using of teaching aid, the opposite side fixedly connected with division board 17 of diapire in carriage 15, can place file and teaching textbook in the division board 17.
In the utility model, the working steps of the device are as follows:
1. by using the learning demonstration device for the communication engineering, a teacher adjusts the height according to the self requirement in the teaching, the rotary valve 7 is rotated, the fixing plate 5 drives the cross rotary bearing 403 to ascend, the cross rotary bearing 403 can be propped against by the corresponding lapping block 402, the cross rotary bearing 403 is clamped by the fixing clamping tenon 406, and the height adjusting process is completed.
2. Use this communication engineering is with study presentation device, the teacher according to self needs angle regulation in the teaching, rotates connecting plate 901, drives spliced pole 902 thereupon and rotates, and fixture block 904 receives the extrusion and makes expanding spring 903 deformation, and when rotating corresponding angle, expanding spring 903 extension, the fixture block withstands corresponding circular recess, accomplishes angle adjustment's process.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a communication engineering is with study presentation device, includes first base (1), its characterized in that: the upper surface of the first base (1) is fixedly connected with a second base (2), the upper surface of the second base (2) is fixedly connected with a placing groove (3), the front surface and the back surface of the second base (2) are both fixedly connected with a height adjusting device (4), the front surface of the height adjusting device (4) is rotationally connected with a fixed plate (5) through a rotating shaft, a stud (6) penetrates through the fixing plate (5), a rotary valve (7) is connected with the bottom of the surface of the stud (6) in a threaded manner, two sides of the upper surface of the fixed plate (5) are fixedly connected with supporting rods (8), an angle adjusting device (9) penetrates through the inside of the supporting rod (8), one end of the angle adjusting device (9) is fixedly connected with a rotating rod (10), the surface of dwang (10) is through connecting block (11) fixedly connected with teaching demonstration board (12).
2. The learning demonstration device for communication engineering according to claim 1, wherein: equal fixedly connected with support column (13) in four corners department of first base (1) lower surface, the lower fixed surface of support column (13) is connected with universal pulley (14).
3. The learning demonstration device for communication engineering according to claim 1, wherein: the lower surface fixedly connected with carriage (15) of first base (1), one side fixedly connected with locker drawer (16) of diapire in carriage (15), the opposite side fixedly connected with division board (17) of diapire in carriage (15).
4. The learning demonstration device for communication engineering according to claim 1, wherein: the height adjusting device (4) comprises a sliding groove (401), one side of the inner side wall of the sliding groove (401) is fixedly connected with a lapping block (402), and a cross-shaped rotating bearing (403) is lapped on the lower surface of the lapping block (402).
5. The communication engineering demonstration device according to claim 4, wherein: the lower fixed surface of sliding tray (401) is connected with backup pad (404), the lower fixed surface of backup pad (404) is connected with connecting rod (405), logical groove has been seted up at the back of sliding tray (401), the both sides groove sliding connection who leads to the inslot wall has fixed tenon (406), the recess with the looks adaptation of fixed tenon (406) is seted up at the back of cross rolling bearing (403), the inside joint of the one end and the recess of fixed tenon (406).
6. The learning demonstration device for communication engineering according to claim 1, wherein: the angle adjusting device (9) comprises a connecting plate (901), a connecting column (902) is fixedly connected to the back of the connecting plate (901), a circular groove is formed in one side of the surface of the connecting column (902), an extension spring (903) is fixedly connected to the inner bottom wall of the circular groove, and a clamping block (904) is fixedly connected to one end of the extension spring (903).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122196173.3U CN215679764U (en) | 2021-09-12 | 2021-09-12 | Communication engineering is with study presentation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122196173.3U CN215679764U (en) | 2021-09-12 | 2021-09-12 | Communication engineering is with study presentation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215679764U true CN215679764U (en) | 2022-01-28 |
Family
ID=79962439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122196173.3U Expired - Fee Related CN215679764U (en) | 2021-09-12 | 2021-09-12 | Communication engineering is with study presentation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215679764U (en) |
-
2021
- 2021-09-12 CN CN202122196173.3U patent/CN215679764U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |