CN210515710U

CN210515710U - Projector for dance teaching

Info

Publication number: CN210515710U
Application number: CN201921768052.8U
Authority: CN
Inventors: 王元翠
Original assignee: Jiangsu Normal University
Current assignee: Jiangsu Normal University
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-05-12
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses a projecting apparatus for dance teaching, comprising a base plate, the last fixed surface of bottom plate is connected with one-level branch, the inner wall swing joint of one-level branch has second grade branch, the through-hole has been seted up to one side of one-level branch, the surperficial threaded connection of through-hole has the fixer, the ball groove has been seted up to the upper surface of one-level branch, the surface swing joint in ball groove has universal ball, the last fixed surface of universal ball is connected with the projecting apparatus. This projecting apparatus for dance teaching sets up the projecting apparatus through the box of portable and the box can expand, has solved the condition of current projecting apparatus inconvenient dismantlement in the ceiling, can constitute a elevating gear through one-level branch, second grade branch and fixer, and setting up of universal ball can the angle of two kinds of modes adjustment projecting apparatus in addition, can carry on spacingly to four boards through the kicking block, and twelve bolts of this device can be connected, assembles into a case.

Description

Projector for dance teaching

Technical Field

The utility model relates to a dance teaching technical field specifically is a projecting apparatus for dance teaching.

Background

With the improvement of living standard, dance gradually enters the visual field of people, and dance teaching is behaviors and processes of enabling educated people to master dance knowledge, learn dance skills and improve dance ability through various methods. The mainstream dance teaching has three forms, which are: traditional on-site teaching, distance teaching and dance teaching video teaching.

The calculator TV watches the video that the video can not make many people watch, needs the projecting apparatus just can provide many people and watches, because dance teaching meeting is at indoor or outdoor teaching, so fix the projecting apparatus on the ceiling and can not satisfy the condition, need a dance teaching projecting apparatus who conveniently carries, this projecting apparatus has that the heat dissipation function is strong, conveniently carries and has outdoor projected advantage.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a projector for dance teaching has solved the problem of proposing in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a projector for dance teaching, includes the bottom plate, the last fixed surface of bottom plate is connected with one-level branch, the inner wall swing joint of one-level branch has second grade branch, the through-hole has been seted up to one side of one-level branch, the surperficial threaded connection of through-hole has the fixer, the ball groove has been seted up to the upper surface of one-level branch, the surperficial swing joint in ball groove has universal ball, the last fixed surface of universal ball is connected with the projector, the inner wall fixedly connected with motor of projector, the output of motor rotates and is connected with the fan blade, the thermovent has been seted up to one side of projector, the fixed surface of thermovent is connected with the.

Optionally, the equal pivot swing joint in both sides of bottom plate has the riser, the last fixed surface of riser is connected with the stopper, the last fixed surface of bottom plate is connected with the kicking block.

Optionally, screw holes are formed in the upper surface of the vertical plate, the number of the screw holes is six, and the six screw holes are arranged on the upper surface of the vertical plate in a rectangular array mode.

Optionally, the front rotating shaft of the bottom plate is movably connected with a front plate, screw holes are formed in two sides of the front plate, and a top plate is movably connected in front of the front plate through the rotating shaft.

Optionally, the place ahead of roof has the back plate through pivot swing joint, the screw has all been seted up to the both sides of back plate, the last fixed surface of roof is connected with the handle, the equal threaded connection in both sides of front bezel has the riser, the equal threaded connection in both sides of roof has the riser, the equal threaded connection in both sides of back plate has the riser.

Optionally, the number of the top blocks is four, and the four top blocks are arranged on the upper surface of the bottom plate in a rectangular array.

(III) advantageous effects

The utility model provides a projecting apparatus for dance teaching possesses following beneficial effect:

1. this projecting apparatus for dance teaching sets up the projecting apparatus through the box of portable and the box can expand, can make the projecting apparatus work in different places, has solved the inconvenient condition of dismantling at the ceiling of current projecting apparatus, can constitute a elevating gear through one-level branch, second grade branch and fixer, and the angle that can two kinds of modes adjustment projecting apparatus in setting up of universal ball in addition can be spacing to four boards through the kicking block, and twelve bolts of this device can connect, assembles into a case.

2. This projecting apparatus for dance teaching drives the fan blade through the motor and can airs exhaust to projecting apparatus inside and has solved the slow condition of current projecting apparatus heat dissipation, can prevent through the active carbon filter screen that the dust from getting into inside the projecting apparatus, can evenly dispel the heat through the even setting of thermovent, through coincide between the screw can pass through the hex bolts hexagonal and consolidate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the projection box of the present invention;

fig. 3 is a schematic view of the cross-sectional structure of the projector of the present invention.

In the figure: 1. a base plate; 2. a primary strut; 3. a secondary strut; 4. a holder; 5. a ball groove; 6. a universal ball; 7. a projector; 8. a motor; 9. a fan blade; 10. a heat dissipation port; 11. an active carbon filter screen; 12. a vertical plate; 13. a limiting block; 14. a top block; 15. a screw hole; 16. a front plate; 17. a top plate; 18. a back plate; 19. a handle.

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 to 3, the present invention provides a technical solution: a projector for dance teaching comprises a bottom plate 1, a first-level supporting rod 2 is fixedly connected to the upper surface of the bottom plate 1, a second-level supporting rod 3 is movably connected to the inner wall of the first-level supporting rod 2, a through hole is formed in one side of the first-level supporting rod 2, a fixer 4 is connected to the surface of the through hole in a threaded manner, a ball groove 5 is formed in the upper surface of the first-level supporting rod 2, a universal ball 6 is movably connected to the surface of the ball groove 5, a projector 7 is fixedly connected to the upper surface of the universal ball 6, a motor 8 is fixedly connected to the inner wall of the projector 7, a fan blade 9 is rotatably connected to the output end of the motor 8, a heat dissipation port 10 is formed in one side of the projector 7, an active carbon filter screen 11 is fixedly connected to the surface of the heat dissipation port 10, vertical plates 12 are movably connected to rotating shafts on two sides of the, the number of the screw holes 15 is six, and the six screw holes 15 are arranged on the upper surface of the riser 12 in a rectangular array.

The place ahead pivot swing joint of bottom plate 1 has front bezel 16, screw 15 has all been seted up to front bezel 16's both sides, there is roof 17 front bezel 16's place ahead through pivot swing joint, there is back plate 18 in roof 17's place ahead through pivot swing joint, screw 15 has all been seted up to back plate 18's both sides, roof 17's last fixed surface is connected with handle 19, the equal threaded connection in both sides of front bezel 16 has riser 12, the equal threaded connection in both sides of roof 17 has riser 12, the equal threaded connection in both sides of back plate 18 has riser 12, the quantity of kicking block 14 is four, four kicking blocks 14 are rectangular array's form and arrange the upper surface at bottom plate 1.

As an optimal technical solution of the utility model: the pivot department is even scribbles lubricating oil and makes the expansion convenient, and one-level branch can set up to electric telescopic handle, sets up the sealing washer and prevents that the dust from getting into.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Use the description, this projector for dance teaching, in the use, use suitable spanner to pull the hex bolts of riser 12 both sides and make the case expand completely, at this moment projector 7 just demonstrates, rethread second grade branch 3 risees projector 7, the angle that can adjust projector 7 through universal ball 6 makes the image that projector 7 throws adjust suitable position, motor 8 drives fan blade 9 and can dispel the heat to projector 7 inside, activated carbon filter screen 11 can prevent that the dust from getting into in projector 7, it moves fixer 4 and makes projector 7 reduce the position to the back plate after the work is accomplished, tighten fixer 4, six boards of reuse spanner handle are assembled, mention can.

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

1. The utility model provides a projector for dance teaching, includes bottom plate (1), its characterized in that: the utility model discloses a fan, including bottom plate (1), upper surface fixedly connected with one-level branch (2), the inner wall swing joint of one-level branch (2) has second grade branch (3), the through-hole has been seted up to one side of one-level branch (2), the surperficial threaded connection of through-hole has fixer (4), ball groove (5) have been seted up to the upper surface of one-level branch (2), the surface swing joint of ball groove (5) has universal ball (6), the last fixed surface of universal ball (6) is connected with projecting apparatus (7), the inner wall fixedly connected with motor (8) of projecting apparatus (7), the output of motor (8) is rotated and is connected with fan blade (9), thermovent (10) have been seted up to one side of projecting apparatus (7), the fixed surface of thermovent (10) is connected with active carbon filter screen (11).

2. A dance teaching projector according to claim 1, wherein: the equal pivot swing joint in both sides of bottom plate (1) has riser (12), the last fixed surface of riser (12) is connected with stopper (13), the last fixed surface of bottom plate (1) is connected with kicking block (14).

3. A dance teaching projector according to claim 2, wherein: screw holes (15) are formed in the upper surface of the vertical plate (12), the number of the screw holes (15) is six, and the six screw holes (15) are arranged on the upper surface of the vertical plate (12) in a rectangular array mode.

4. A dance teaching projector according to claim 1, wherein: the front rotating shaft of the bottom plate (1) is movably connected with a front plate (16), screw holes (15) are formed in two sides of the front plate (16), and a top plate (17) is movably connected in front of the front plate (16) through the rotating shaft.

5. A projector for dance teaching according to claim 4, wherein: the place ahead of roof (17) has back plate (18) through pivot swing joint, screw (15) have all been seted up to the both sides of back plate (18), the last fixed surface of roof (17) is connected with handle (19), the equal threaded connection in both sides of front bezel (16) has riser (12), the equal threaded connection in both sides of roof (17) has riser (12), the equal threaded connection in both sides of back plate (18) has riser (12).

6. A dance teaching projector according to claim 2, wherein: the number of the top blocks (14) is four, and the four top blocks (14) are arranged on the upper surface of the bottom plate (1) in a rectangular array mode.