CN214467643U

CN214467643U - Projecting apparatus is used in business administration teaching

Info

Publication number: CN214467643U
Application number: CN202021427235.6U
Authority: CN
Inventors: 雷媛
Original assignee: Chongqing Vocational Institute of Engineering
Current assignee: Chongqing Vocational Institute of Engineering
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-10-22
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses an industrial and commercial management is given lessons and is used projecting apparatus, including ceiling, first mounting panel and projecting apparatus body, first screw hole has all been seted up to the both sides of ceiling bottom, first through-hole has all been seted up to the both sides of first mounting panel bottom, the inner wall swing joint of first through-hole has first bolt, first bolt run through to the top of mounting panel and with the inner wall threaded connection of first screw hole. The utility model discloses an adjustment box, first spout, slider, diaphragm, carriage release lever, electric telescopic handle, fixed plate, quick-witted case, motor, second spout, thread bush, threaded rod and second connecting rod's cooperation makes the purpose that the projecting apparatus body realization can carry out diversified regulation, when projecting image of projecting apparatus or video can not be with be thrown the large screen and match, can adjust the projecting apparatus body through the adjustability of height, make the projection effect better, improved the projection efficiency of projecting apparatus.

Description

Projecting apparatus is used in business administration teaching

Technical Field

The utility model relates to a projection technology field specifically is a business administration is given lessons and is used projecting apparatus.

Background

Along with the rapid development of scientific technology, the application of electronic instruments is more and more extensive, in our daily teaching, a projector is a commonly used instrument, is a device for projecting images or videos onto a screen through a digital processing technology or a liquid crystal imaging technology, can be accessed to corresponding images and video signals through different signal sources, such as computers, mobile phones, DVDs and DVDs, to realize playing, but the structure of a general projector is not adjustable after installation, so that the projection position cannot be proper, and the use is inconvenient, and a projector for industrial and commercial management teaching is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an industrial and commercial management gives lessons and uses projecting apparatus possesses the advantage of adjustability, has solved the nonadjustable problem of projecting apparatus installation device.

In order to achieve the above object, the utility model provides a following technical scheme: a projector for industrial and commercial management teaching comprises a ceiling, a first mounting plate and a projector body, wherein first threaded holes are formed in two sides of the bottom of the ceiling, first through holes are formed in two sides of the bottom of the first mounting plate, first bolts are movably connected to the inner walls of the first through holes, penetrate through the top of the first mounting plate and are in threaded connection with the inner walls of the first threaded holes, a first connecting rod is fixedly connected to the bottom of the first mounting plate, an adjusting box is fixedly connected to the bottom of the first connecting rod, first sliding grooves are formed in two sides of the inner cavity of the adjusting box, sliding blocks are connected to the inner walls of the first sliding grooves in a sliding mode, a transverse plate is fixedly connected to one side, opposite to each sliding block, of each sliding block, a moving rod is fixedly connected to the bottom of each transverse plate, an electric telescopic rod is fixedly connected to the top of the inner cavity of the adjusting box, and the output ends of the electric telescopic rods are fixedly connected with the top of the transverse plates, the bottom fixedly connected with fixed plate of carriage release lever, the left side fixedly connected with machine case of fixed plate, the bottom fixedly connected with motor of machine incasement chamber, the second spout has been seted up to the bottom of fixed plate, the inner chamber of second spout is provided with the thread bush, the output shaft fixedly connected with threaded rod of motor, the one end that the motor output shaft was kept away from to the threaded rod runs through to the inner chamber of second spout and through the right side swing joint of bearing and second spout inner chamber, the surface of threaded rod and the inner chamber threaded connection of thread bush, the bottom fixedly connected with second connecting rod of thread bush.

Preferably, the right side fixedly connected with receiving antenna at adjusting box top, receiving antenna's inner chamber is provided with networking module.

Preferably, the two sides of the projector body are fixedly connected with handles, and the surfaces of the handles are provided with anti-skid lines.

Preferably, the bottom of the projector body is fixedly connected with a radiator, and an inner cavity of the radiator is fixedly connected with a fan.

Preferably, the bottom fixedly connected with second mounting panel of second connecting rod, the second through-hole has all been seted up to the both sides at second mounting panel top, the inner chamber swing joint of second through-hole has the second bolt, the bottom of second bolt runs through to the bottom of second mounting panel, the top fixedly connected with third mounting panel of projecting apparatus body, the second screw hole has all been seted up to the both sides at third mounting panel top, the surface of second bolt and the inner wall threaded connection of second screw hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an adjustment box, first spout, slider, diaphragm, carriage release lever, electric telescopic handle, fixed plate, quick-witted case, motor, second spout, thread bush, threaded rod and second connecting rod's cooperation makes the purpose that the projecting apparatus body realization can carry out diversified regulation, when projecting image of projecting apparatus or video can not be with be thrown the large screen and match, can adjust the projecting apparatus body through the adjustability of height, make the projection effect better, improved the projection efficiency of projecting apparatus.

2. The utility model discloses a set up the regulating box, first spout, the slider, the diaphragm, carriage release lever and electric telescopic handle, make the projector body can carry out the balanced removal in upper and lower position, through setting up the fixed plate, the machine case, including a motor, an end cap, a controller, and a cover plate, second spout, thread bush and threaded rod, make the projector body can be when adjusting from top to bottom, can also control the regulation, the adjustability has greatly been improved, through setting up receiving antenna, make the projector body can pass through remote controller control, through setting up the radiator, the heat that produces in making projector body working process can in time be dispelled, increase the life of projector body.

Drawings

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

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

fig. 3 is a schematic view of the heat sink of the present invention.

In the figure: 1. a ceiling; 2. a first mounting plate; 3. a projector body; 4. a first threaded hole; 5. a first through hole; 6. a first bolt; 7. a first connecting rod; 8. an adjusting box; 9. a first chute; 10. a slider; 11. a transverse plate; 12. a travel bar; 13. an electric telescopic rod; 14. a fixing plate; 15. a chassis; 16. a motor; 17. a second chute; 18. a threaded sleeve; 19. a threaded rod; 20. a second connecting rod; 21. a receiving antenna; 22. a handle; 23. a heat sink; 24. a fan; 25. a second mounting plate; 26. a second through hole; 27. a second bolt; 28. a third mounting plate; 29. and a second threaded hole.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known by the technical manual or by the conventional experimental method.

Referring to fig. 1-3, a projector for industrial and commercial administration and teaching comprises a ceiling 1, a first mounting plate 2 and a projector body 3, wherein both sides of the bottom of the ceiling 1 are provided with first threaded holes 4, both sides of the bottom of the first mounting plate 2 are provided with first through holes 5, the inner wall of each first through hole 5 is movably connected with a first bolt 6, each first bolt 6 penetrates through the top of the first mounting plate 2 and is in threaded connection with the inner wall of the corresponding first threaded hole 4, the bottom of the first mounting plate 2 is fixedly connected with a first connecting rod 7, the bottom of the first connecting rod 7 is fixedly connected with an adjusting box 8, both sides of the inner cavity of the adjusting box 8 are provided with first sliding grooves 9, the inner wall of each first sliding groove 9 is slidably connected with a sliding block 10, one side of the sliding block 10 opposite to the sliding block is fixedly connected with a transverse plate 11, the bottom of the transverse plate 11 is fixedly connected with a moving rod 12, and the top of the inner cavity of the adjusting box 8 is fixedly connected with an electric telescopic rod 13, the output end of the electric telescopic rod 13 is fixedly connected with the top of the transverse plate 11, the bottom of the moving rod 12 is fixedly connected with a fixed plate 14, the left side of the fixed plate 14 is fixedly connected with a case 15, the bottom of the inner cavity of the case 15 is fixedly connected with a motor 16, the bottom of the fixed plate 14 is provided with a second chute 17, the inner cavity of the second chute 17 is provided with a thread bush 18, the output shaft of the motor 16 is fixedly connected with a threaded rod 19, one end of the threaded rod 19, far away from the output shaft of the motor 16, penetrates through the inner cavity of the second chute 17 and is movably connected with the right side of the inner cavity of the second chute 17 through a bearing, the surface of the threaded rod 19 is in threaded connection with the inner cavity of the thread bush 18, the bottom of the thread bush 18 is fixedly connected with a second connecting rod 20, the right side of the top of the adjusting box 8 is fixedly connected with a receiving antenna 21, the inner cavity of the receiving antenna 21 is provided with a networking module, and the handles 22 are fixedly connected with the two sides of the projector body 3, the surface of the handle 22 is provided with anti-skid grains, the bottom fixedly connected with radiator 23 of the projector body 3, the inner chamber fixedly connected with fan 24 of the radiator 23, the bottom fixedly connected with second mounting plate 25 of the second connecting rod 20, the both sides at the top of the second mounting plate 25 have all been seted up second through hole 26, the inner chamber swing joint of second through hole 26 has second bolt 27, the bottom of second bolt 27 runs through to the bottom of second mounting plate 25, the top fixedly connected with third mounting plate 28 of the projector body 3, the both sides at the top of the third mounting plate 28 have all been seted up second screw hole 29, the surface of the second bolt 27 and the inner wall threaded connection of the second screw hole 29 are through setting up the regulating box 8, the first chute 9, the slider 10, the transverse plate 11, the movable rod 12 and the electric telescopic rod 13, make the projector body 3 can carry out the balanced movement in the upper and lower direction, through setting up the fixed plate 14, The projector comprises a case 15, a motor 16, a second chute 17, a threaded sleeve 18 and a threaded rod 19, so that the projector body 3 can be adjusted up and down and can be adjusted left and right, the adjustability is greatly improved, the projector body 3 can be controlled by a remote controller by arranging a receiving antenna 21, the heat generated in the working process of the projector body 3 can be timely dissipated by arranging a radiator 23, the service life of the projector body 3 is prolonged, the projector body 3 can be adjusted in multiple directions by matching an adjusting box 8, the first chute 9, a sliding block 10, a transverse plate 11, a moving rod 12, an electric telescopic rod 13, a fixing plate 14, the case 15, the motor 16, the second chute 17, the threaded sleeve 18, the threaded rod 19 and a second connecting rod 20, when pictures or videos projected by the projector cannot be matched with a projected large screen, the projector body 3 can be adjusted through the adjustability of height, the projection effect is better, and the projection efficiency of the projector is improved.

During the use, the user starts electric telescopic handle 13 through the remote controller, electric telescopic handle 13's output drives diaphragm 11 and reciprocates, diaphragm 11 drives carriage release lever 12 and reciprocates, diaphragm 11 drives fixed plate 14 and reciprocates, when the needs that remove about, the user passes through remote controller starter motor 16, motor 16's output shaft drives threaded rod 19 and rotates, threaded rod 19 drives threaded sleeve 18 and removes, threaded sleeve 18 drives second connecting rod 20 and removes to realize the height-adjustable nature of projecting apparatus body 3.

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

1. The utility model provides a business administration is given lessons and is used projecting apparatus, includes ceiling (1), first mounting panel (2) and projecting apparatus body (3), its characterized in that: the ceiling structure is characterized in that first threaded holes (4) are formed in two sides of the bottom of the ceiling (1), first through holes (5) are formed in two sides of the bottom of the first mounting plate (2), first bolts (6) are movably connected to the inner wall of the first through holes (5), the first bolts (6) penetrate through the top of the first mounting plate (2) and are in threaded connection with the inner wall of the first threaded holes (4), first connecting rods (7) are fixedly connected to the bottom of the first mounting plate (2), adjusting boxes (8) are fixedly connected to the bottoms of the first connecting rods (7), first sliding grooves (9) are formed in two sides of the inner cavity of each adjusting box (8), sliding blocks (10) are slidably connected to the inner wall of each first sliding groove (9), transverse plates (11) are fixedly connected to one sides, opposite to the sliding blocks (10), moving rods (12) are fixedly connected to the bottoms of the transverse plates (11), the top of the inner cavity of the adjusting box (8) is fixedly connected with an electric telescopic rod (13), the output end of the electric telescopic rod (13) is fixedly connected with the top of the transverse plate (11), the bottom of the moving rod (12) is fixedly connected with a fixed plate (14), the left side of the fixed plate (14) is fixedly connected with a case (15), the bottom of the inner cavity of the case (15) is fixedly connected with a motor (16), the bottom of the fixed plate (14) is provided with a second sliding chute (17), the inner cavity of the second sliding chute (17) is provided with a threaded sleeve (18), the output shaft of the motor (16) is fixedly connected with a threaded rod (19), one end, far away from the output shaft of the motor (16), of the threaded rod (19) penetrates through the inner cavity of the second sliding chute (17) and is movably connected with the right side of the inner cavity of the second sliding chute (17) through a bearing, and the surface of the threaded rod (19) is in threaded connection with the inner cavity of the threaded sleeve (18), the bottom of the threaded sleeve (18) is fixedly connected with a second connecting rod (20).

2. The projector for business administration teaching according to claim 1, wherein: the right side fixedly connected with receiving antenna (21) at regulating box (8) top, the inner chamber of receiving antenna (21) is provided with networking module.

3. The projector for business administration teaching according to claim 1, wherein: the novel multifunctional projector is characterized in that handles (22) are fixedly connected to two sides of the projector body (3), and anti-skid grains are arranged on the surfaces of the handles (22).

4. The projector for business administration teaching according to claim 1, wherein: the bottom fixedly connected with radiator (23) of projecting apparatus body (3), the inner chamber fixedly connected with fan (24) of radiator (23).

5. The projector for business administration teaching according to claim 1, wherein: the bottom fixedly connected with second mounting panel (25) at second connecting rod (20), second through-hole (26) have all been seted up to the both sides at second mounting panel (25) top, the inner chamber swing joint of second through-hole (26) has second bolt (27), the bottom of second bolt (27) runs through to the bottom of second mounting panel (25), top fixedly connected with third mounting panel (28) of projecting apparatus body (3), second screw hole (29) have all been seted up to the both sides at third mounting panel (28) top, the surface of second bolt (27) and the inner wall threaded connection of second screw hole (29).