CN112802376B - Big data interactive teaching practical training platform convenient for adjusting viewing angle - Google Patents
Big data interactive teaching practical training platform convenient for adjusting viewing angle Download PDFInfo
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- 238000013461 design Methods 0.000 abstract description 16
- 230000000007 visual effect Effects 0.000 abstract description 8
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- G09B9/00—Simulators for teaching or training purposes
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Abstract
The invention discloses a big data interactive teaching and practical training platform convenient for adjusting a viewing angle, which comprises a main body, wherein a first sliding groove is formed in the outer wall of the top of the main body, a sliding block is connected to the inner wall of the first sliding groove in a sliding manner, a first rotating wheel disc is fixedly connected to the outer wall of the top of the sliding block, a second rotating wheel disc is rotatably connected to the outer wall of the top of the first rotating wheel disc, and a groove is formed in the outer wall of the top of the first rotating wheel disc. According to the design, the X-axis axial movement is completed through the first sliding groove and the sliding block to adjust the observation visual angle, the horizontal circumferential rotation is completed through the first rotating wheel disc and the second rotating wheel disc to change the observation visual angle, and the big data interactive practical teaching platform convenient for adjusting the observation angle is embodied.
Description
Technical Field
The invention belongs to the technical field of teaching platforms, and particularly relates to a big data interactive teaching practical training platform convenient for adjusting a viewing angle.
Background
With the development of network science and technology, network teaching develops faster and faster, and network individual users can watch teaching videos by using mobile phones or other terminal devices, but the watching is inconvenient, for example, the users can watch videos by using mobile phones, the mobile phones are not convenient to put, and the mobile phones are not only stiff in body and inconvenient to operate due to long-term holding of the mobile phones. In addition, the existing teaching platform cannot be moved, self-adjustment cannot be carried out according to different heights of teachers and students in schools, and the use function is not high. Therefore, technical personnel in the field are dedicated to developing a big data interactive teaching training platform which is comfortable and convenient to use for learning terminals and suitable for teachers and students in various grades.
For example, the big data interactive teaching training platform disclosed in chinese patent CN111449417A, the utility model comprises a base, sleeves are arranged at the left and right ends of the top surface of the base, the sleeves are hollow, the bottom of the inner wall of the sleeve is fixedly connected with a compressed elastic spring, the other end of the elastic spring is fixedly connected with a connecting rod, the lower end of the connecting rod penetrates into the sleeve, the inner wall of the sleeve is provided with a conductive hole, the side surface of the connecting rod close to the bottom end is elastically connected with a conductive block, the top end of the connecting rod is provided with a mounting plate, the mounting plate is internally provided with an unlocking assembly, the left side and the right side of the top end of the mounting plate are fixedly connected with a fixed seat, the surface of the fixed seat at the left end is hinged with a telescopic rod, the installation angle of other terminal equipment such as a mobile phone can be adjusted, and the practicability is improved, however, the following problems still exist when the mobile phone is used:
1. because terminal equipment such as a mobile phone can only be rotated and adjusted in the vertical direction, the adjustment in the horizontal direction cannot be carried out, and the limitation on the use angle is large.
2. Due to the fact that the springs and the motor are combined to adjust the lifting of the platform, the elasticity of the springs is not easy to control when the height is adjusted to be proper, and then the corresponding height is locked, and when the height is adjusted, the operation difficulty is large.
3. Because the terminal equipment is placed on the fixing plate and is adjusted in a rotating mode in the vertical direction, the structure is complex, the manufacturing cost is high, and the overall weight is increased.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a big data interactive teaching practical training platform convenient for adjusting the viewing angle, and the platform has the advantages of self-locking of rotation adjustment belts in the horizontal and vertical directions.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a real platform of instructing of interactive teaching of big data of convenient regulation viewing angle, includes the main part, first spout has been seted up to the top outer wall of main part, the inner wall sliding connection of first spout has the slider, the first carousel dish of top outer wall fixedly connected with of slider, the top outer wall of first carousel dish rotates and is connected with second carousel dish, the top outer wall of first carousel dish has seted up flutedly, the inner wall bottom fixedly connected with spring of recess, the one end sliding connection that the recess was kept away from to the spring has spacing ball, the spacing groove has been seted up to the bottom outer wall of second carousel dish.
Preferably, the top outer wall of the second rotary table is fixedly connected with a low rod, a second sliding groove is formed in the top outer wall of the low rod, an ejector rod is connected to the inner wall of the second sliding groove in a sliding mode, a rack groove is formed in the inner wall of the second sliding groove, a second rack is fixedly connected to the outer wall of the ejector rod, the outer wall of the second rack is connected with the inner wall of the rack groove in a sliding mode, and the second sliding groove is close to a first rack fixedly connected to the inner wall of the rack groove.
Preferably, the top outer wall fixedly connected with first limiting plate of ejector pin, one side outer wall of first limiting plate rotates and is connected with the pulley, one side outer wall that first limiting plate was kept away from to the pulley rotates and is connected with the second limiting plate, first hexagonal screw has all been seted up to the outer wall of first limiting plate and second limiting plate, the inner wall of first hexagonal screw is pegged graft and is had the connecting rod, the pulley is close to one side outer wall of second limiting plate and has been seted up the second hexagonal screw.
Preferably, the outer wall of the bottom of the main body is fixedly connected with a sliding rod, one end of the sliding rod is fixedly connected with a second clamping block, and the outer wall of the sliding rod is slidably connected with a supporting leg.
Preferably, the outer wall of the top of the supporting leg is provided with a clamping groove, and the outer wall of the second clamping block is connected with the inner wall of the clamping groove in a sliding mode.
Preferably, the outer wall of the limiting ball is in sliding connection with the inner wall of the limiting groove, and the outer wall of the limiting ball is in sliding connection with the inner wall of the groove.
Preferably, the teeth of the first rack are meshed with the teeth of the second rack, a third sliding groove is formed in the outer wall of one side of the second rack, and a first clamping block is connected to the inner wall of the third sliding groove in a sliding mode.
Preferably, the pulley is close to the outer wall of one side of first limiting plate and has seted up circular screw, the outer wall of connecting rod and the inner wall joint of second hexagonal screw.
Preferably, the outer wall of the connecting rod is connected with the inner wall of the circular screw in a sliding mode, and the outer wall of one side of each of the first limiting plate and the second limiting plate is provided with a screw cap.
Preferably, the outer wall of the connecting rod is fixedly connected with the outer wall of the screw cap, and the outer wall of the pulley is fixedly connected with a mounting plate.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the design, the X-axis axial movement is completed through the first sliding groove and the sliding block to adjust the observation visual angle, the horizontal circumferential rotation is completed through the first rotating wheel disc and the second rotating wheel disc to change the observation visual angle, and the big data interactive teaching platform convenient for adjusting the observation angle is embodied.
2. According to the design, the installation and the operation are convenient, the lifting rod with the locking and fixing function is used for adjusting the height of the terminal of the teaching and training platform, the height of the Z-axis is convenient to adjust, and the height adjusting effect of convenient operation is achieved.
3. Through the arrangement of the pulley, the pulley is in sliding connection with the first limiting plate and the second limiting plate, when the hexagonal bolt section on the connecting rod is located inside the pulley, the pulley is clamped with the first limiting plate and the second limiting plate and is fixed and does not rotate, the pulley can be controlled to rotate by pulling the screw cap outside the second limiting plate, and according to the design, the connecting rod and the pulley which are designed to be of the special structure can achieve the fixing effect through simple pulling, and meanwhile, the beneficial effect that the vertical rotating angle can be conveniently adjusted through a remote terminal placed on the mounting plate is achieved.
4. Inside the draw-in groove that the top of landing leg was seted up through setting up to be inserted through the second fixture block conjunction, adjust suitable high back, through rotatory landing leg, make the second fixture block card on the slide bar advance other positions of draw-in groove, accomplish the altitude mixture control of adjusting the real platform of instructing of teaching, easy operation, simple structure, low in manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention in a low-level configuration;
FIG. 3 is a schematic view of the structure of the groove of the present invention;
FIG. 4 is a schematic view of a structure of a limiting groove according to the present invention;
FIG. 5 is a schematic view of the present invention in a low-profile configuration;
FIG. 6 is an enlarged view of the structure at A of the present invention;
FIG. 7 is a schematic view of the second hexagon hole structure of the present invention;
FIG. 8 is a schematic view of the structure of the round screw hole of the present invention;
FIG. 9 is a schematic view of the structure at the slide bar of the present invention.
In the figure: 1. a main body; 101. a first chute; 2. a slider; 3. a first rotating disk; 301. a groove; 302. a spring; 303. a limiting ball; 4. a second rotating disk; 401. a limiting groove; 5. a low pole; 501. a second chute; 502. a rack slot; 503. a first rack; 6. a top rod; 601. a second rack; 6011. a third chute; 602. a first clamping block; 7. a first limit plate; 701. a first hexagonal screw hole; 702. a connecting rod; 703. a pulley; 7031. a second hexagonal screw hole; 7032. a circular screw hole; 8. a second limiting plate; 801. a screw cap; 9. mounting a plate; 10. a slide bar; 1001. a second fixture block; 11. a support leg; 1101. a clamping groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
The first embodiment is as follows:
referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a real platform of instructing of interactive teaching of big data of convenient regulation viewing angle, including main part 1, first spout 101 has been seted up to main part 1's top outer wall, the inner wall sliding connection of first spout 101 has slider 2, the first runner plate 3 of top outer wall fixedly connected with of slider 2, the top outer wall of first runner plate 3 rotates and is connected with second runner plate 4, recess 301 has been seted up to first runner plate 3's top outer wall, the inner wall bottom fixedly connected with spring 302 of recess 301, the one end sliding connection that recess 301 was kept away from to spring 302 has spacing ball 303, spacing groove 401 has been seted up to the bottom outer wall of second runner plate 4, the outer wall of spacing ball 303 and the inner wall sliding connection of spacing groove 401, the outer wall of spacing ball 303 and the inner wall sliding connection of recess 301.
In the embodiment, through the first sliding groove 101 arranged on the main body 1, the sliding block 2 sliding on the inner wall of the first sliding groove 101, the sliding block 2 is matched with the first sliding groove 101, the sliding block 2 is in a convex shape, the sliding block is not easy to loosen in the clamping process of the first sliding groove 101, the stability is increased, the sliding block 2 slides on the inner wall of the first sliding groove 101, all components designed on the sliding block 2 can be driven to move in an X axis manner, the X axis movement adjusting function is increased, the observation visual angle can be conveniently adjusted, the first rotating wheel disc 3 is fixedly connected to the sliding block 2, the first rotating wheel disc 3 is rotatably connected with the second rotating wheel disc 4, the spring 302 is arranged inside the groove 301 formed in the first rotating wheel disc 3, when the sliding block rotates, the second rotating wheel disc 4 extrudes the limit ball 303, the limit ball 303 extrudes the spring 302, after the limit ball 303 is extruded by the second rotating wheel disc 4 and enters the inside of the groove 301, the second rotating wheel disc 4 can rotate horizontally and circumferentially, the observation angle can be conveniently adjusted, after the angle adjustment is completed, the spring 302 returns to elasticity, the limiting ball 303 is clamped into the limiting groove 401 formed in the second rotating wheel disc 4 under the action force of elastic return to complete limitation, and through the design, the X-axis movement adjustment of the observation visual angle is completed through the first sliding groove 101 and the sliding block 2, the horizontal circular rotation is completed through the first rotating wheel disc 3 and the second rotating wheel disc 4, the observation visual angle is changed, and the big data interactive teaching practical training platform convenient for adjusting the observation angle is embodied.
Example two:
referring to fig. 1-6, on the basis of the first embodiment, the present invention provides a technical solution: the top outer wall fixedly connected with of second carousel dish 4 hangs down pole 5, second spout 501 has been seted up to the top outer wall of low pole 5, the inner wall sliding connection of second spout 501 has ejector pin 6, rack groove 502 has been seted up to the inner wall of second spout 501, the outer wall fixedly connected with second rack 601 of ejector pin 6, the outer wall of second rack 601 and the inner wall sliding connection of rack groove 502, the inner wall fixedly connected with first rack 503 that second spout 501 is close to rack groove 502, the tooth meshing of first rack 503 and second rack 601, third spout 6011 has been seted up to one side outer wall of second rack 601, the inner wall sliding connection of third spout 6011 has first fixture block 602.
In the embodiment, by designing the lower rod 5 on the second rotary table 4, the second sliding groove 501 is formed inside the lower rod 5, when a teaching training platform is installed or a required height needs to be adjusted, the second rack 601 arranged on the outer wall of the ejector rod 6 can be aligned to the second sliding groove 501 on the lower rod 5 for inserting, so as to adjust a proper height in a sliding manner, after the proper height is found, the second rack 601 arranged on the outer wall of the ejector rod 6 can be rotated by rotating the ejector rod 6 to be clamped and connected into the teeth of the first rack 503 communicated by the second sliding groove 501, the ejector rod 6 and the lower rod 5 can be clamped and fixed by meshing the teeth of the first rack 503 and the teeth of the second rack 601, and compared with a bolt, the fixing effect is firmer, the operation is more convenient and simple, after the teeth are meshed, in order to prevent the first rack 503 and the second rack 601 from sliding, the third sliding groove 6011 is specially formed on one side of the second rack 601, according to the design, the lifting rod with the locking and fixing functions is convenient to install and operate, the lifting rod with the locking and fixing functions is used for adjusting the height of the terminal of the teaching practical training platform, the height of the Z axis is convenient to adjust, and the height adjusting effect of convenient operation is achieved.
Example three:
referring to fig. 1-8, on the basis of the first embodiment and the second embodiment, the present invention provides a technical solution: the first limiting plate 7 of top outer wall fixedly connected with of ejector pin 6, one side outer wall of first limiting plate 7 rotates and is connected with pulley 703, one side outer wall that first limiting plate 7 was kept away from to pulley 703 rotates and is connected with second limiting plate 8, first hexagonal screw 701 has all been seted up to the outer wall of first limiting plate 7 and second limiting plate 8, the inner wall of first hexagonal screw 701 is pegged graft and is had connecting rod 702, pulley 703 is close to one side outer wall of second limiting plate 8 and has been seted up second hexagonal screw 7031, pulley 703 is close to one side outer wall of first limiting plate 7 and has been seted up circular screw 7032, the outer wall of connecting rod 702 and the inner wall joint of second hexagonal screw 7031, the outer wall of connecting rod 702 and the inner wall sliding connection of circular screw 7032, one side outer wall of first limiting plate 7 and second limiting plate 8 all is provided with spiral shell 801, the outer wall fixed connection of connecting rod 702 and spiral shell 801, the outer wall fixedly connected with mounting panel 9 of pulley 703.
In the embodiment, through the first limit plate 7 and the second limit plate 8 fixedly connected to the top of the top rod 6, the first limit plate 7 and the second limit plate 8 have the same structure and are also provided with the first hexagonal screw hole 701 which is penetrative, the pulley 703 is designed to rotate between the first limit plate 7 and the second limit plate 8, one side of the pulley 703 is provided with the second hexagonal screw hole 7031 and the circular screw hole 7032, the appearance of the special design connecting rod 702 is that the two ends are hexagonal bolts which are respectively tangent with the first hexagonal screw hole 701 and the second hexagonal screw hole 7031, the middle position of the two sections of hexagonal bolts presents a cylinder which is tangent with the circular screw hole 7032, and the diameter of the circular screw hole 7032 is smaller than the shortest diagonal line of the hexagonal bolts, even if the first hexagonal screw hole of the connecting rod 702 which penetrates through the first limit plate 7 and the second limit plate 8 and the second hexagonal screw hole 7031 and the circular screw hole 7032 of the pulley 703 are used, when the cylinder section on the connecting rod 702 is inside the pulley 703, the pulley 703 is slidably connected with the first limiting plate 7 and the second limiting plate 8, when the hexagonal bolt segment on the connecting rod 702 is inside the pulley 703, the pulley 703 is clamped and fixed with the first limiting plate 7 and the second limiting plate 8 and does not rotate, the rotation of the pulley 703 is controlled by pulling the screw cap 801 outside the second limiting plate 8, and as can be seen from the above design, the connecting rod 702 and the pulley 703 with special structures designed by the invention can complete the fixing effect by simply pulling and pulling, and meanwhile, the beneficial effect of conveniently adjusting the vertical rotation angle by a remote terminal placed on the mounting plate 9 is realized.
Example four:
referring to fig. 1-9, on the basis of the first embodiment, the second embodiment and the third embodiment, the present invention provides a technical solution: the bottom outer wall of main part 1 is fixedly connected with slide bar 10, the one end fixedly connected with second fixture block 1001 of slide bar 10, the outer wall sliding connection of slide bar 10 has landing leg 11, draw-in groove 1101 has been seted up to the top outer wall of landing leg 11, the outer wall of second fixture block 1001 and the inner wall sliding connection of draw-in groove 1101.
In this embodiment, the real standard platform of teaching is in the use, in order to increase user's comfort level, need adjust the real standard platform height of user's ideal, in current altitude mixture control design, the cost of manufacture is higher, the operation is comparatively complicated, the special design is at the slide bar 10 of main part 1 bottom, the bottom of slide bar 10 is fixed with second fixture block 1001, cut and close inside the draw-in groove 1101 of seting up at the top of landing leg 11 through second fixture block 1001, adjust suitable high back, through rotatory landing leg 11, make the second fixture block card on the slide bar 10 advance other positions 1001 of draw-in groove 1101, accomplish the altitude mixture control of adjusting the real standard platform of teaching, and is simple in operation, moreover, the steam generator is simple in structure, low in manufacturing cost.
The working principle and the using process of the invention are as follows: through the first chute 101 arranged on the main body 1, the sliding block 2 sliding on the inner wall of the first chute 101, the sliding block 2 is matched with the first chute 101, the sliding block 2 presents a convex shape, the sliding block is not easy to loose in the clamping process of the first chute 101, the stability is increased, the sliding block 2 slides on the inner wall of the first chute 101, all components designed on the sliding block 2 can be driven to move in an X axis direction, the X axial movement adjusting function is added, the observation visual angle is convenient to adjust, the first rotary wheel disc 3 is fixedly connected onto the sliding block 2, the first rotary wheel disc 3 is rotatably connected with the second rotary wheel disc 4, the spring 302 is arranged inside the groove 301 formed in the first rotary wheel disc 3, when the sliding block rotates, the second rotary wheel disc 4 extrudes the limit ball, the limit ball 303 extrudes the spring 302, the limit ball 303 is extruded by the second rotary wheel disc 4 and enters the groove 301, the second rotary wheel disc 4 can rotate horizontally and circularly, the observation angle can be conveniently adjusted, after the angle is adjusted, the spring 302 returns to elasticity, the limiting ball 303 is clamped into the limiting groove 401 formed in the second rotating wheel disc 4 under the action of elastic return to complete limitation, and through the design, the X-axis movement adjustment of the observation angle is completed through the first sliding groove 101 and the sliding block 2, the horizontal circular rotation is completed through the first rotating wheel disc 3 and the second rotating wheel disc 4, the observation angle is changed, and the big data interactive teaching practical training platform convenient for adjusting the observation angle is embodied; through the low rod 5 designed on the second rotary wheel disc 4, the second sliding groove 501 is arranged inside the low rod 5, when a teaching training platform is installed or the required height needs to be adjusted, the second rack 601 arranged on the outer wall of the ejector rod 6 can be aligned to the second sliding groove 501 on the low rod 5 for insertion, the proper height is adjusted in a sliding manner, after the proper height is found, the second rack 601 positioned on the outer wall of the ejector rod 6 can be rotated to be clamped into the second sliding groove 501 through the second sliding groove 501 for insertion, the teeth of the first rack 503 are communicated with the teeth of the second rack 601 through the clamping of the teeth of the first rack 503 and the teeth of the second rack 601, the ejector rod 6 and the low rod 5 can be clamped and fixed, compared with a bolt, the fixing effect is firmer, the operation is more convenient and simpler, after the teeth are meshed, in order to prevent the first rack 503 and the second rack 601 from sliding and falling down, the third sliding groove 6011 is specially arranged on one side of the second rack 601, according to the design, the installation and the operation are convenient, the lifting rod with the locking and fixing function is used for adjusting the terminal height of the teaching practical training platform, the Z-axis height is convenient to adjust, and the height adjusting effect of convenient operation is realized; through the first limit plate 7 and the second limit plate 8 which are fixedly connected to the top of the mandril 6, the structures of the first limit plate 7 and the second limit plate 8 are consistent, a penetrating first hexagonal screw hole 701 is also arranged, the pulley 703 is designed to rotate between the first limit plate 7 and the second limit plate 8, one side of the pulley 703 is provided with a second hexagonal screw hole 7031 and a circular screw hole 7032, the appearance of the special design connecting rod 702 is a hexagonal bolt with two ends being matched with the first hexagonal screw hole 701 and the second hexagonal screw hole 7031, the middle position of the two sections of hexagonal bolts presents a cylinder matched with the circular screw hole 7032, the diameter of the circular screw hole 7032 is smaller than the shortest diagonal line of the hexagonal bolt, even if the first hexagonal screw hole 701 of the connecting rod 702, which penetrates through the first limit plate 7 and the second limit plate 8, the second hexagonal screw hole 7031 and the circular screw hole 7032 of the pulley 703 are used, when the cylinder section on the connecting rod 702 is in the pulley 703, the pulley 703 is connected with the first limit plate 7 and the second limit plate 8 in a sliding manner, when the hexagonal bolt section on the connecting rod 702 is in the pulley 703, the pulley 703 is clamped with the first limit plate 7 and the second limit plate 8 and is fixed without rotating, and the rotation control effect of the pulley 703 is realized by pulling the screw cap 801 outside the second limit plate 8, as can be seen from the above design, the connecting rod 702 and the pulley 703 with special structures designed by the invention can complete the fixing effect by simply pulling and pulling, and meanwhile, the beneficial effect that the vertical direction rotation angle can be conveniently adjusted by a remote terminal placed on the mounting plate 9 is realized; teaching is real to be instructed platform in the use, in order to increase user's comfort level, need adjust the real platform height of instructing of user's ideal, in current altitude mixture control design, the cost of manufacture is higher, the operation is comparatively complicated, the slide bar 10 of special design in main part 1 bottom, the bottom of slide bar 10 is fixed with second fixture block 1001, cut and insert inside the draw-in groove 1101 that the top of landing leg 11 was seted up through second fixture block 1001, adjust suitable high back, through rotatory landing leg 11, make second fixture block 1001 card on the slide bar 10 advance other positions of draw-in groove 1101, accomplish and adjust the altitude mixture control of the real platform of instructing of teaching, and is simple in operation, moreover, the steam generator is simple in structure, low in manufacturing cost.
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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a conveniently adjust real platform of instructing of big data interaction teaching of viewing angle, includes main part (1), its characterized in that: a first sliding groove (101) is formed in the outer wall of the top of the main body (1), a sliding block (2) is connected to the inner wall of the first sliding groove (101) in a sliding mode, a first rotary disc (3) is fixedly connected to the outer wall of the top of the sliding block (2), a second rotary disc (4) is rotatably connected to the outer wall of the top of the first rotary disc (3), a groove (301) is formed in the outer wall of the top of the first rotary disc (3), a spring (302) is fixedly connected to the bottom of the inner wall of the groove (301), a limiting ball (303) is connected to one end, far away from the groove (301), of the spring (302) in a sliding mode, and a limiting groove (401) is formed in the outer wall of the bottom of the second rotary disc (4);
the outer wall of the top of the second rotary table (4) is fixedly connected with a low rod (5), the outer wall of the top of the low rod (5) is provided with a second sliding groove (501), the inner wall of the second sliding groove (501) is connected with a push rod (6) in a sliding manner, the inner wall of the second sliding groove (501) is provided with a rack groove (502), the outer wall of the push rod (6) is fixedly connected with a second rack (601), the outer wall of the second rack (601) is connected with the inner wall of the rack groove (502) in a sliding manner, and the inner wall of the second sliding groove (501), which is close to the rack groove (502), is fixedly connected with a first rack (503);
the top outer wall fixedly connected with first limiting plate (7) of ejector pin (6), one side outer wall of first limiting plate (7) rotates and is connected with pulley (703), one side outer wall that first limiting plate (7) were kept away from in pulley (703) rotates and is connected with second limiting plate (8), first hexagonal screw (701) have all been seted up to the outer wall of first limiting plate (7) and second limiting plate (8), the inner wall of first hexagonal screw (701) is pegged graft and is had connecting rod (702), second hexagonal screw (7031) have been seted up to one side outer wall that pulley (703) are close to second limiting plate (8).
2. The big data interactive teaching practical training platform convenient for adjusting the viewing angle as claimed in claim 1, characterized in that: the bottom outer wall fixedly connected with slide bar (10) of main part (1), the one end fixedly connected with second fixture block (1001) of slide bar (10), the outer wall sliding connection of slide bar (10) has landing leg (11).
3. The big data interactive teaching practical training platform convenient for adjusting the viewing angle according to claim 2, characterized in that: the top outer wall of the supporting leg (11) is provided with a clamping groove (1101), and the outer wall of the second clamping block (1001) is connected with the inner wall of the clamping groove (1101) in a sliding mode.
4. The big data interactive teaching practical training platform convenient for adjusting the viewing angle according to claim 1, characterized in that: the outer wall of spacing ball (303) and the inner wall sliding connection of spacing groove (401), the outer wall of spacing ball (303) and the inner wall sliding connection of recess (301).
5. The big data interactive teaching practical training platform convenient for adjusting the viewing angle according to claim 2, characterized in that: the teeth of the first rack (503) are meshed with the teeth of the second rack (601), a third sliding groove (6011) is formed in the outer wall of one side of the second rack (601), and a first clamping block (602) is connected to the inner wall of the third sliding groove (6011) in a sliding mode.
6. The big data interactive teaching practical training platform convenient for adjusting the viewing angle according to claim 3, characterized in that: the outer wall of one side, close to the first limiting plate (7), of the pulley (703) is provided with a circular screw hole (7032), and the outer wall of the connecting rod (702) is clamped with the inner wall of a second hexagonal screw hole (7031).
7. The big data interactive teaching practical training platform convenient for adjusting the viewing angle as claimed in claim 6, characterized in that: the outer wall of connecting rod (702) and the inner wall sliding connection of circular screw (7032), one side outer wall of first limiting plate (7) and second limiting plate (8) all is provided with spiral shell lid (801).
8. The big data interactive teaching practical training platform convenient for adjusting the viewing angle according to claim 7, characterized in that: the outer wall of the connecting rod (702) is fixedly connected with the outer wall of the screw cover (801), and the outer wall of the pulley (703) is fixedly connected with the mounting plate (9).
Priority Applications (1)
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| JP2806605B2 (en) * | 1990-06-29 | 1998-09-30 | 株式会社モリタ製作所 | Dental training desk |
| CN108771842A (en) * | 2018-08-10 | 2018-11-09 | 盐城市艾斯特体育器材有限公司 | A kind of table tennis bat with function of regulating center of gravity |
| CN108812048A (en) * | 2018-09-11 | 2018-11-16 | 山西惠友泉农业科技有限公司 | A kind of Nursery Stock bracket |
| CN210244718U (en) * | 2019-04-17 | 2020-04-03 | 游瑞虹 | Adjustable display device is used in education |
| CN210202377U (en) * | 2019-06-28 | 2020-03-31 | 扬州大学 | Mechanical weeding device |
| CN110435335A (en) * | 2019-08-02 | 2019-11-12 | 广州科技贸易职业学院 | A kind of interest English teaching remittance explanation displaying teaching aid |
| CN211349717U (en) * | 2020-03-03 | 2020-08-25 | 郑州幼儿师范高等专科学校 | Multifunctional teaching rod for Chinese teaching |
| CN211349770U (en) * | 2020-04-07 | 2020-08-25 | 湖南文理学院 | Teaching aid for ideological and political theory teaching |
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Application publication date: 20210514 Assignee: Fujian Zero One Byte Technology Co.,Ltd. Assignor: FUJIAN POLYTECHNIC OF INFORMATION TECHNOLOGY Contract record no.: X2024980000578 Denomination of invention: A convenient big data interactive teaching and training platform for adjusting viewing angles Granted publication date: 20220823 License type: Common License Record date: 20240313 |
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