CN112946978B

CN112946978B - Intelligent projector

Info

Publication number: CN112946978B
Application number: CN202110224446.2A
Authority: CN
Inventors: 何小娟; 王茜; 杨小静; 黄生; 李燕茹; 桂明
Original assignee: GUANGDONG AIB POLYTECHNIC COLLEGE
Current assignee: GUANGDONG AIB POLYTECHNIC COLLEGE
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2022-02-08
Anticipated expiration: 2041-03-01
Also published as: CN112946978A

Abstract

The invention provides an intelligent projector extender for a household projector, which belongs to the technical field of household equipment and comprises a shell fixedly installed at the bottom of a top wall, wherein the bottom of the shell is provided with an opening, an end plate is arranged at the opening at the bottom of the shell, the projector is fixedly installed at the upper part of the end plate, a driving assembly for driving the end plate to move up and down is fixedly arranged at the top of the inner side of the shell, a supporting rod is also hinged to the edge of the upper part of the end plate, and a sliding block is fixedly arranged on the side wall of the supporting rod. In the embodiment of the invention, when the projector is used, the driving component drives the end plate to move downwards so as to drive the projector to extend out of the lower part of the shell to perform projection operation; through the setting of stopper, first magnetism portion, supporting shoe and second magnetism portion, still can make convenient the transferring to ground of projecting apparatus maintain when carrying on spacingly to the projecting apparatus, compare in prior art, have simple structure, convenient to use, protection nature are strong and be convenient for maintain the advantage.

Description

Intelligent projector

Technical Field

The invention belongs to the technical field of household equipment, and particularly relates to an intelligent projector for a household.

Background

The projector is an optical instrument which utilizes an optical element to amplify the outline of a workpiece and project the workpiece onto a video screen, and the projector is widely applied to families, offices, schools and entertainment places at present and has different types such as CRT, LCD, DLP and the like according to different working modes.

At present, most of household projectors are installed on the top of a wall body through a support, and when the household projectors are not used, the projectors are always exposed outside and are easily corroded by air, water vapor and dust, so that the service life of the projectors is greatly shortened; moreover, because the installation of domestic projecting apparatus is higher, when needs are maintained domestic projecting apparatus, often need the manual work to climb to the eminence with the help of climbing instrument, it is comparatively inconvenient to maintain, and has great potential safety hazard, therefore there is the defect that the protectiveness is poor and be not convenient for maintain in current domestic projecting apparatus, needs to improve urgently.

Disclosure of Invention

In view of the defects in the prior art, an embodiment of the present invention provides an intelligent projector for home use.

In order to solve the technical problems, the invention provides the following technical scheme:

an intelligent extension device of a household projector comprises a shell fixedly arranged at the bottom of a top wall, wherein the bottom of the shell is open, an end plate is arranged at the open position of the bottom of the shell, the projector is fixedly arranged at the upper part of the end plate, a driving assembly for driving the end plate to move up and down is fixedly arranged at the top of the inner side of the shell, a supporting rod is also hinged at the edge of the upper part of the end plate, a sliding block is fixedly arranged on the side wall of the supporting rod, a vertically distributed guide plate is fixedly arranged on the inner wall of the shell, the sliding block is in sliding fit with the guide plate, a containing groove is formed in the inner wall of the shell, a limiting block is arranged in the containing groove in a sliding manner, an elastic body for supporting the limiting block is arranged in the containing groove, a first notch matched with the guide plate is formed in one end, away from the elastic body, and the limiting block is supported to one side of the guide plate under the action of the elastic body, the guide plate is embedded into the first notch, and a first magnetic part is arranged at one end, far away from the elastic body, of the limiting block; the top of the inner side of the shell is also fixedly provided with an air cylinder, the output end of the air cylinder is connected with a supporting block, and one side of the supporting block, facing the guide plate, is provided with a supporting rod matched with the supporting rod.

As a further improvement of the invention: drive assembly includes fixed mounting and is in the support and the setting at the inboard top of casing are in wind-up wheel on the support, wind-up wheel is rotated by motor control, and it has the rope to wind on the wind-up wheel, rope one end with the end plate is connected.

As a further improvement of the invention: the shell is connected with the top wall through expansion screws.

As a further improvement of the invention: the elastic body is a spring.

As a still further improvement of the invention: the first magnetic part and the second magnetic part are both magnets.

As a still further improvement of the invention: the motor and the air cylinder are both electrically connected with the controller.

As a still further improvement of the invention: the bottom of the guide plate is fixedly provided with a conical part.

Compared with the prior art, the invention has the beneficial effects that:

in the embodiment of the invention, when the projector is used, the driving component drives the end plate to move downwards so as to drive the projector to extend out of the lower part of the shell to perform projection operation; through the setting of stopper, first magnetism portion, supporting shoe and second magnetism portion, still can make convenient the transferring to ground of projecting apparatus maintain when carrying on spacingly to the projecting apparatus, compare in prior art, have simple structure, convenient to use, protection nature are strong and be convenient for maintain the advantage.

Drawings

FIG. 1 is a schematic diagram of a household projector intelligent extender;

FIG. 2 is a schematic structural diagram of a guide plate in an intelligent projector of a home projector;

FIG. 3 is an enlarged view of area A of FIG. 1;

FIG. 4 is an enlarged view of the area B in FIG. 1;

FIG. 5 is a schematic view of a support block in an intelligent extender of a home projector;

FIG. 6 is a schematic structural diagram of a limiting block in an intelligent extension device of a household projector;

in the figure: 1-top wall, 2-shell, 3-projector, 4-end plate, 5-expansion screw, 6-winding wheel, 7-rope body, 8-support rod, 9-guide plate, 10-slide block, 11-cylinder, 12-bracket, 13-conical part, 14-accommodating groove, 15-elastomer, 16-limiting block, 17-first magnetic part, 18-supporting block, 19-second magnetic part, 20-second gap and 21-first gap.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-6, the embodiment provides an intelligent projector for household use, which includes a housing 2 fixedly mounted at the bottom of a top wall 1, an opening is formed at the bottom of the housing 2, an end plate 4 is disposed at the opening at the bottom of the housing 2, a projector 3 is fixedly mounted at the upper portion of the end plate 4, a driving assembly for driving the end plate 4 to move up and down is fixedly disposed at the top of the inner side of the housing 2, a supporting rod 8 is further hinged to the upper edge of the end plate 4, a sliding block 10 is fixedly disposed on the side wall of the supporting rod 8, vertically distributed guide plates 9 are fixedly mounted on the inner wall of the housing 2, the sliding block 10 is in sliding fit with the guide plates 9, a containing groove 14 is formed in the inner wall of the housing 2, a limiting block 16 is slidably disposed in the containing groove 14, and an elastic body 15 for supporting the limiting block 16 is disposed in the containing groove 14, a first notch 21 matched with the guide plate 9 is formed in one end, away from the elastic body 15, of the limiting block 16, the limiting block 16 is supported to one side of the guide plate 9 under the action of the elastic body 15, the guide plate 9 is embedded into the first notch 21, and a first magnetic part 17 is arranged at one end, away from the elastic body 15, of the limiting block 16; the top of the inner side of the shell 2 is further fixedly provided with an air cylinder 11, the output end of the air cylinder 11 is connected with a supporting block 18, one side of the supporting block 18, which faces the guide plate 9, is provided with a second notch 20 matched with the supporting rod 8, and one side of the supporting block 18, which faces the guide plate 9, is provided with a second magnetic part 19 repellent to the first magnetic part 17.

When the projector 3 is not used, the end plate 4 is attached to the bottom of the shell 2, so that the projector 3 is accommodated in the shell 2 for protection; when the projector 3 needs to be used, the driving assembly can drive the end plate 4 to move downwards, so as to drive the projector 3 to move downwards, so that the projector 3 extends out of the lower part of the shell 2, and projection can be performed through the projector 3; under the action of the elastic body 15, the limiting block 16 is supported to one side of the guide plate 9, the guide plate 9 is embedded into the first notch 21, the supporting rod 8 can be driven to move downwards along with the downward movement of the end plate 4, the sliding block 10 can slide downwards along the guide plate 9 until the sliding block 10 touches the upper part of the limiting block 16, the limiting block 16 is used for limiting the sliding block 10, the projector 3 can keep stable when extending to the lower part of the shell 2, the end plate 4 can be driven to move downwards along with the driving component, and the end plate 4 is hinged with the supporting rod 8, so that the end plate 4 can drive the projector 3 to rotate downwards, the projector 3 can form a certain-angle inclination, and a complete picture can be projected onto a curtain; when the projector 3 needs to be maintained, the cylinder 11 can drive the supporting block 18 to move downwards, when the supporting block 18 moves to the horizontal plane of the limiting block 16, the second magnetic part 19 corresponds to the first magnetic part 17, the limiting block 16 is driven to move towards the inside of the accommodating groove 14 through the repulsion between the second magnetic part 19 and the first magnetic part 17, so that the limitation on the sliding block 10 is removed, at this time, the driving component can drive the end plate 4 to continuously move downwards, the sliding block 10 is separated from the bottom of the guide plate 9 until the end plate 4 is communicated with the lower part of the projector 3 to the ground, and the projector 3 is maintained.

Specifically, the driving assembly comprises a support 12 fixedly mounted at the top of the inner side of the shell 2 and a winding wheel 6 arranged on the support 12, the winding wheel 6 is controlled by a motor (not shown) to rotate, a rope 7 is wound on the winding wheel 6, and one end of the rope 7 is connected with the end plate 4.

Drive rolling 6 through the motor and rotate, and then unreel rope body 7 to realize the operation of transferring of end plate 4 and projecting apparatus 3.

Specifically, the housing 2 is connected with the top wall 1 through an expansion screw 5.

Specifically, the elastic body 15 is a spring.

Specifically, the first magnetic part 17 and the second magnetic part 19 are both magnets.

In this embodiment, the motor with cylinder 11 all with controller electric connection, through controller control motor and 11 actions of cylinder by oneself to improve convenience and the high efficiency that projecting apparatus 3 stretches out and maintains.

Specifically, the operation of controlling the motor and the cylinder 11 by using the controller belongs to the conventional technical means in the field, and a person skilled in the art can reasonably select the type and parameters of the motor and the cylinder 11 according to actual requirements, which is not limited herein.

Example 2

Please refer to fig. 2, a household projector intelligent protrusion device, in this embodiment, compared with embodiment 1, a tapered portion 13 is fixedly disposed at the bottom of the guiding plate 9, after the maintenance of the projector 3 is completed, the winding wheel 6 is driven by the motor to rotate reversely to drive the rope 7 to wind, the end plate 4 and the projector 3 are pulled by the rope 7 to move upwards, when the supporting rod 8 and the sliding block 10 move to the inside of the casing 2, the sliding block 10 can smoothly transition from the tapered portion 13 to the guiding plate 9, so as to ensure that the end plate 4 is smoothly re-closed at the bottom of the casing 2, and meanwhile, the projector 3 is ensured to smoothly enter the inside of the casing 2.

In the embodiment of the invention, when the projector is used, the driving component drives the end plate 4 to move downwards so as to drive the projector 3 to extend out of the lower part of the shell 2 for projection operation; through the setting of stopper 16, first magnetism portion 17, supporting shoe 18 and second magnetism portion 19, still can make convenient the transferring to ground of projecting apparatus 3 maintain when carrying on spacingly to projecting apparatus 3, compare in prior art, have simple structure, convenient to use, protectiveness is strong and be convenient for maintain the advantage.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a domestic projecting apparatus intelligence stretches out ware, its characterized in that, includes casing (2) of fixed mounting in headwall (1) bottom, open setting in casing (2) bottom, and casing (2) bottom open department is provided with end plate (4), end plate (4) upper portion fixed mounting has projecting apparatus (3), casing (2) inboard top is fixed to be provided with and is used for driving the drive assembly that end plate (4) reciprocated, end plate (4) upper portion edge still articulates and is provided with bracing piece (8), bracing piece (8) lateral wall is fixed and is provided with slider (10), casing (2) inner wall fixed mounting has vertically distributed deflector (9), slider (10) with deflector (9) sliding fit, casing (2) inner wall has been seted up and has been accomodate groove (14), it is provided with stopper (16) to accomodate groove (14) inside slip, an elastic body (15) used for supporting the limiting block (16) is arranged in the accommodating groove (14), a first notch (21) matched with the guide plate (9) is formed in one end, away from the elastic body (15), of the limiting block (16), the limiting block (16) is propped to one side of the guide plate (9) under the action of the elastic body (15), the guide plate (9) is embedded into the first notch (21), and a first magnetic part (17) is arranged at one end, away from the elastic body (15), of the limiting block (16); an air cylinder (11) is fixedly arranged at the top of the inner side of the shell (2), the output end of the air cylinder (11) is connected with a supporting block (18), a second notch (20) matched with the supporting rod (8) is formed in one side, facing the guide plate (9), of the supporting block (18), and a second magnetic part (19) repellent to the first magnetic part (17) is formed in one side, facing the guide plate (9), of the supporting block (18);

the driving assembly comprises a support (12) fixedly mounted at the top of the inner side of the shell (2) and a winding wheel (6) arranged on the support (12), the winding wheel (6) is controlled by a motor to rotate, a rope body (7) is wound on the winding wheel (6), and one end of the rope body (7) is connected with the end plate (4);

the motor and the air cylinder (11) are both electrically connected with the controller;

the elastic body (15) is a spring;

the bottom of the guide plate (9) is fixedly provided with a conical part (13).

2. A domestic projector intelligent extender as claimed in claim 1 wherein said housing (2) is connected to said top wall (1) by means of expansion screws (5).

3. A household projector intelligent extender as claimed in claim 1, wherein the first magnetic part (17) and the second magnetic part (19) are both magnets.