CN211450132U

CN211450132U - Projecting apparatus strutting arrangement convenient to angle modulation

Info

Publication number: CN211450132U
Application number: CN201922364820.XU
Authority: CN
Inventors: 陈燕飞; 王阳阳
Original assignee: Nanjing Communications Institute of Technology
Current assignee: Nanjing Communications Institute of Technology
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-09-08
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a projector supporting device convenient for angle adjustment, which comprises a shell, a fixed rod is fixedly connected with the top of the shell, one end of the fixed rod, which is far away from the shell, is welded with a rotating roller, the inner side wall sleeve of the rotating roller is provided with a rotating shaft, the outer side wall of the rotating shaft is rotationally connected with two connecting rings, the rotating roller is positioned between the two connecting rings, the bottom of the outer side wall of the connecting ring is welded with a second bracket, the bottom of the second bracket is rotationally connected with a connecting rod, and one end of the connecting rod, which is far away from the second bracket, is rotationally connected with a lead; the rotary turntable drives the screw rod to rotate, the screw rod and the ring body are in threaded connection, the screw rod moves relative to the ring body, the second support is driven to move up and down through the connecting rod, the connecting ring on one side of the knob is enabled to move up and down, the rotary knob drives the rotating shaft and the rotating roller to rotate, the shell is driven to rotate through the fixing rod, the projector is adjusted, a picture is put in, and the rotary knob is simple and convenient to use and saves labor during use.

Description

Projecting apparatus strutting arrangement convenient to angle modulation

Technical Field

The utility model relates to a projecting apparatus technical field specifically is a projecting apparatus strutting arrangement convenient to angle modulation.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment places at present, and have different types such as CRT, LCD and DLP according to different working modes. Light sources used for projectors include conventional high-intensity gas discharge light sources (e.g., ultra-high pressure mercury lamps, short arc xenon lamps, metal halide lamps) and novel light sources typified by LED light sources and laser light sources. The conventional light source projector generally makes the projected image darken and turn yellow (such as brightness attenuation, color saturation contrast reduction and the like) along with the attenuation of the emergent light of the light source after being used for a period of time, and in a use occasion with higher requirements on image quality, even if the bulb still emits light, the bulb has to be replaced accordingly. The light attenuation is a major obstacle that cannot be overcome by the conventional light source. With the development of semiconductor lighting technology and laser technology, LED light sources and laser light sources have been rapidly developed in the lighting field and widely applied in the display field.

At present, in some cases, a projector needs to be used outdoors, but when the projector is used outdoors, the projector needs to be placed at a proper position, and meanwhile, the angle of the projector needs to be adjusted, so that a projected picture cannot be inclined. And the completion of these works is very troublesome and wastes manpower. Therefore, the projector supporting device convenient for angle adjustment is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projecting apparatus strutting arrangement convenient to angle modulation to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a projecting apparatus strutting arrangement convenient to angle modulation, includes the casing, the top fixedly connected with dead lever of casing, the dead lever is kept away from the one end welding of casing and is changeed the roller, the inside wall cover of changeing the roller is equipped with the pivot, the lateral wall of pivot rotates and is connected with the link that quantity is two, it is located between two links to change the roller, the lateral wall bottom welding of link has the second support, the bottom of second support is rotated and is connected with the connecting rod, the one end that the second support was kept away from to the connecting rod is rotated and is connected with the lead screw, the lateral wall welding of lead screw has the carousel, the lateral wall of lead screw has the ring body through external screw thread threaded connection, the lateral wall of ring body rotates.

As further preferable in the present technical solution: and one end of the rotating shaft is welded with a knob.

As further preferable in the present technical solution: the welding of the top of bottom plate has the fixed plate, the top of fixed plate is rotated and is connected with first support, the bottom of first support welds in the lateral wall of interlinkage.

As further preferable in the present technical solution: the top and the bottom of the shell are both provided with heat dissipation holes.

As further preferable in the present technical solution: the inside wall of casing is provided with the projecting apparatus.

As further preferable in the present technical solution: fixed establishment is installed at the top of casing, fixed establishment includes cavity, arm-tie, the body of rod, spring, slide and limiting plate, the inside of casing is seted up to the cavity, the inside sliding connection of cavity has the slide, the top welding of slide has the evenly distributed's that quantity is four the body of rod, the lateral wall cover of the body of rod is equipped with the spring, the top of the body of rod runs through the outside that the casing extends to the casing, the top welding of the body of rod has the arm-tie, the bottom fixedly connected with limiting plate of slide, the inboard that the casing extends to the casing is run through to the bottom of limiting plate.

Compared with the prior art, the beneficial effects of the utility model are that: drive the lead screw through rotatory carousel and rotate, because lead screw and ring body threaded connection make the relative ring body of lead screw remove, and then drive the second support through the connecting rod and reciprocate, make the interlink that is located knob one side reciprocate, simultaneously, rotatory knob drives the pivot and rotates with the commentaries on classics roller, and then drives casing and projecting apparatus through the dead lever and rotate, adjusts the projecting apparatus and puts in the picture, during the use, and is simple and convenient, uses manpower sparingly.

Drawings

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

fig. 2 is a schematic structural view of the fixing mechanism of the present invention;

fig. 3 is a schematic side view of the present invention.

In the figure: 1. a housing; 2. a projector; 3. heat dissipation holes; 4. a fixing mechanism; 5. fixing the rod; 6. rotating the roller; 7. a first bracket; 8. a fixing plate; 9. a base plate; 10. interlinking; 11. a rotating shaft; 12. a knob; 13. a second bracket; 14. a connecting rod; 15. a turntable; 16. a screw rod; 17. a ring body; 18. a chassis; 41. a cavity; 42. pulling a plate; 43. a rod body; 44. a spring; 45. a slide plate; 46. and a limiting plate.

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.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a projecting apparatus strutting arrangement convenient to angle modulation, which comprises a housin 1, the top fixedly connected with dead lever 5 of casing 1, dead lever 5 keeps away from the one end welding of casing 1 and has changeed roller 6, the inside wall cover of changeing roller 6 is equipped with pivot 11, the lateral wall of pivot 11 rotates and is connected with the interlink 10 that quantity is two, it is located between two interlink 10 to change roller 6, the lateral wall bottom welding of interlink 10 has second support 13, the bottom of second support 13 is rotated and is connected with connecting rod 14, the one end that second support 13 was kept away from to connecting rod 14 is rotated and is connected with lead screw 16, the lateral wall welding of lead screw 16 has carousel 15, the lateral wall of lead screw 16 has ring 17 through external screw thread threaded connection, the lateral wall of ring 17 rotates and.

In this embodiment, specifically: a knob 12 is welded at one end of the rotating shaft 11, and the knob 12 is convenient for workers to rotate the rotating shaft 11.

In this embodiment, specifically: the welding of bottom plate 9's top has fixed plate 8, the top of fixed plate 8 is rotated and is connected with first support 7, the bottom of first support 7 welds the lateral wall of interlinkage 10, through above setting, rotary table 15 drives lead screw 16 and rotates, because lead screw 16 and ring 17 threaded connection, make the relative ring 17 of lead screw 16 remove, and then drive second support 13 through connecting rod 14 and reciprocate, the interlinkage 10 that makes to be located knob 12 one side uses first support 7 to make rotary motion as the axle, adjust inclination about projector 2, adjust the projection picture.

In this embodiment, specifically: heat dissipation holes 3 are formed in the top and the bottom of the shell 1, and the heat dissipation holes 3 are used for accelerating air exchange between the inside of the shell 1 and the outside and increasing heat dissipation performance.

In this embodiment, specifically: the inner side wall of the housing 1 is provided with a projector 2, and the projector 2 is used for projecting pictures.

In this embodiment, specifically: the fixing mechanism 4 is installed at the top of the shell 1, the fixing mechanism 4 comprises a cavity 41, a pulling plate 42, a rod body 43, a spring 44, a sliding plate 45 and a limiting plate 46, the cavity 41 is arranged inside the shell 1, the sliding plate 45 is connected inside the cavity 41 in a sliding manner, the four rod bodies 43 which are uniformly distributed are welded at the top of the sliding plate 45, the spring 44 is sleeved on the outer side wall of each rod body 43, the top end of each rod body 43 penetrates through the shell 1 and extends to the outside of the shell 1, the pulling plate 42 is welded at the top end of each rod body 43, the limiting plate 46 is fixedly connected to the bottom of the sliding plate 45, the bottom of the limiting plate 46 penetrates through the shell 1 and extends to the inside of the shell 1, through the arrangement, the pulling plate 42 is pulled to drive the rod bodies 43, the sliding plate 45 and the limiting plate 46 to move upwards, the projector 2 is prevented from the inside of the, the projector 2 is fixed.

Principle of operation or structure, in use, pulling arm-tie 42, drive the body of rod 43, slide 45 and limiting plate 46 rebound, prevent projecting apparatus 2 in the inboard of casing 1, loosen arm-tie 42, slide 45 moves down under the effect of spring 44, drive limiting plate 46 rebound, fixed projecting apparatus 2, rotary turntable 15 drives lead screw 16 and rotates, because lead screw 16 and ring 17 threaded connection, make lead screw 16 move relative to ring 17, and then drive second support 13 through connecting rod 14 and reciprocate, make the interlink 10 that is located knob 12 one side use first support 7 as the axis and make rotary motion, adjust the left and right inclination of projecting apparatus 2, adjust the projection picture, through rotary knob 12, drive pivot 11, rotor 6 and dead lever 5 and rotate, and then drive casing 1 and projecting apparatus 2 to rotate, adjust the projection picture.

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. A projector support device convenient for angle adjustment, comprising a housing (1), characterized in that: the top of the shell (1) is fixedly connected with a fixing rod (5), one end of the fixing rod (5) far away from the shell (1) is welded with a rotary roller (6), the inner side wall of the rotary roller (6) is sleeved with a rotary shaft (11), the outer side wall of the rotary shaft (11) is connected with two connecting rings (10) in a rotating mode, the rotary roller (6) is located between the two connecting rings (10), the bottom of the outer side wall of each connecting ring (10) is welded with a second support (13), the bottom of each second support (13) is connected with a connecting rod (14) in a rotating mode, one end, far away from the second support (13), of each connecting rod (14) is connected with a lead screw (16) in a rotating mode, the outer side wall of the lead screw (16) is welded with a rotary table (15), the outer side wall of the lead screw (16) is connected with a, the bottom end of the bottom frame (18) is welded with a bottom plate (9).

2. A projector support apparatus for facilitating angle adjustment as defined in claim 1, wherein: one end of the rotating shaft (11) is welded with a knob (12).

3. A projector support apparatus for facilitating angle adjustment as defined in claim 1, wherein: the welding of the top of bottom plate (9) has fixed plate (8), the top of fixed plate (8) is rotated and is connected with first support (7), the bottom welding of first support (7) is in the lateral wall of interlinkage (10).

4. A projector support apparatus for facilitating angle adjustment as defined in claim 1, wherein: the top and the bottom of the shell (1) are both provided with heat dissipation holes (3).

5. A projector support apparatus for facilitating angle adjustment as defined in claim 1, wherein: the inner side wall of the shell (1) is provided with a projector (2).

6. A projector support apparatus for facilitating angle adjustment as defined in claim 1, wherein: the top of the shell (1) is provided with a fixing mechanism (4), the fixing mechanism (4) comprises a cavity (41), a pulling plate (42), a rod body (43), a spring (44), a sliding plate (45) and a limiting plate (46), the cavity (41) is arranged in the shell (1), a sliding plate (45) is connected in the cavity (41) in a sliding way, the top of the sliding plate (45) is welded with four evenly distributed rod bodies (43), the outer side wall of the rod body (43) is sleeved with a spring (44), the top end of the rod body (43) penetrates through the shell (1) and extends to the outside of the shell (1), a pulling plate (42) is welded at the top end of the rod body (43), a limiting plate (46) is fixedly connected at the bottom of the sliding plate (45), the bottom of the limiting plate (46) penetrates through the shell (1) and extends to the inner side of the shell (1).