CN215769324U - Novel projection equipment - Google Patents

Abstract

The utility model relates to the technical field of projection equipment, in particular to novel projection equipment which comprises a projection device and a supporting device, wherein the supporting device comprises a fixing part, a supporting part and a damping switching structure, the fixing part is attached to the bottom surface of the projection device and detachably connected with the projection device, the supporting part is arranged close to the front side of the projection device, and one side part of the fixing part is rotatably connected with one side part of the supporting part through the damping switching structure. When the projection angle of the projection device needs to be adjusted, the end part, far away from the damping switching structure, of the supporting part is rotated away from the projection device, the end part of the supporting part is abutted against the supporting surface, the projection angle of the projection device is adjusted, and the size of the corner of the supporting part corresponds to the size of the projection angle of the projection device. When the supporting part rotates to any angle through the damping switching structure, the supporting part can be relatively fixed, and the effect of stable supporting is achieved. Through strutting arrangement, realize projection device's projection angle and freely adjust, the user of being convenient for uses.

Description

Novel projection equipment

Technical Field

The utility model belongs to the technical field of projection equipment, and particularly relates to novel projection equipment.

Background

The projection device projects or reflects images or videos onto a screen through a digital light processing technology or an LCD liquid crystal imaging technology, and corresponding images and video signals can be accessed through different signal sources, such as a computer, a mobile phone, an IPAD and other terminal devices, so that playing is realized. The projection equipment is widely applied to places such as education, business, engineering, household and the like.

The bottom of the existing projection equipment is additionally provided with supporting legs which are supported on any plane when in use. When the projection lens of the projection apparatus needs to be angularly adjusted, the adjustment is performed by an additional supporting member, which causes inconvenience in angular adjustment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide novel projection equipment to solve the technical problem that the angle of a projection lens of the projection equipment is inconvenient to adjust in the prior art.

In order to achieve the purpose, the utility model adopts the technical scheme that: a novel projection device is provided which can be placed on any support surface. Novel projection equipment includes projection arrangement and strutting arrangement, strutting arrangement includes fixed part, supporting part and damping switching structure, a side of fixed part with a side of supporting part passes through damping switching structure rotates the connection, the fixed part paste lean on in projection arrangement's bottom surface and with projection arrangement can dismantle the connection, the supporting part is close to projection arrangement's front side sets up, keep away from in the supporting part damping switching structure's tip is at its rotation from support during projection arrangement in on the holding surface.

Furthermore, the supporting device further comprises a first protective layer and a second protective layer, the first protective layer is tiled on one side surface, far away from the projection device, of the fixing portion and the supporting portion, and the second protective layer is tiled on the other side surface of the fixing portion and the supporting portion.

Preferably, a surface of the fixing portion away from the projection device is coplanar with a surface of the supporting portion away from the projection device when the supporting portion abuts against a bottom surface of the projection device.

Furthermore, the supporting device further comprises at least one first magnetic member and at least one second magnetic member which are arranged in pair and have different magnetic poles, the first magnetic members are fixed on the fixing portion at intervals, the second magnetic members are fixed in the projection device at intervals and are positioned at the bottom, and the first magnetic members are respectively magnetically attracted with the second magnetic members.

Furthermore, the projection device comprises a housing and a chassis, the chassis is fastened to the bottom of the housing, and each second magnetic member is fixed between the chassis and the bottom of the housing.

Furthermore, the projection device comprises a main control circuit board, an optical machine for generating three-color light beams, an integration module which is butted with the optical machine and is used for receiving the three-color light beams and integrating the three-color light beams to form projection light beams carrying projection information, and a projection lens which is butted with the integration module and is used for conducting the projection light beams, wherein the optical machine and the integration module are electrically connected with the main control circuit board, and the projection end of the projection lens faces the front side.

Preferably, the projection apparatus further includes a heat dissipation system, the heat dissipation system includes a fan and a heat conduction assembly, the fan has an air inlet and an air outlet, one end of the heat conduction assembly is connected to the optical machine, the other end is located at the air outlet of the fan and opposite to the air outlet, and the optical machine, the integration module and the main control circuit board are located on one side of the air inlet.

Furthermore, the projection device further comprises a sound box, and the sound box is electrically connected with the main control circuit board.

Further, the projection device further comprises a camera for capturing a projection image on the projection plane, and the camera is electrically connected with the main control circuit board.

Furthermore, the projection device further comprises a detection module for detecting the distance between the projection lens and the projection image, and the detection module is electrically connected with the main control circuit board.

The novel projection equipment provided by the utility model has the beneficial effects that: the novel projection equipment comprises a projection device and a supporting device, wherein the projection device is used for projecting images, images and the like to any projection plane, the projection plane can be the surface of a curtain, a wall and the like, and can be in signal connection with terminal equipment such as a computer, a television, an IPAD and a mobile phone. The supporting device comprises a fixing part, a supporting part and a damping switching structure, the fixing part is attached to the bottom surface of the projection device and detachably connected with the projection device, the supporting part is arranged close to the front side of the projection device, and one side part of the fixing part is rotatably connected with one side part of the supporting part through the damping switching structure. When the projection angle of the projection device needs to be adjusted, the end part, far away from the damping adapter structure, of the supporting part is rotated away from the projection device, the end part of the supporting part is abutted against the supporting surface, the projection angle of the projection device is adjusted, and the size of the corner of the supporting part corresponds to the size of the projection angle of the projection device; when the projection angle is not required to be adjusted, the supporting part is only required to be rotated to the ground of the projection device. When the supporting part rotates to any angle through the damping switching structure, the supporting part can be relatively fixed, and the effect of stable supporting is achieved. Through the setting of strutting arrangement, realize projection arrangement's projection angle and freely adjust, the user of being convenient for uses simple structure, it is convenient to use.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a perspective view of a novel projection device provided by an embodiment of the utility model;

FIG. 2 is an exploded perspective view of a support device provided in accordance with an embodiment of the present invention;

fig. 3 is an exploded perspective view of a novel projection device provided by an embodiment of the utility model;

fig. 4 is an exploded perspective view of a projection apparatus according to an embodiment of the utility model.

Wherein, in the figures, the respective reference numerals:

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or it can be indirectly fixed to or disposed on the other element through a third member. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element through a third component.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and is therefore not to be construed as limiting the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 and fig. 2, an embodiment of the utility model provides a novel projection apparatus 1, which can be placed on any supporting surface. The novel projection device 1 comprises a projection device 100 and a support device 200, wherein the support device 200 comprises a fixing part 210, a support part 220 and a damping adapter structure 230, one side part of the fixing part 210 is rotatably connected with one side part of the support part 220 through the damping adapter structure 230, the fixing part 210 is attached to the bottom surface of the projection device 100 and detachably connected with the projection device 100, the support part 220 is arranged close to the front side of the projection device 100, and the end part of the support part 220, far away from the damping adapter structure 230, is supported on a support surface when the end part is rotated away from the projection device 100.

In this embodiment, the novel projection device 1 includes a projection device 100 and a support device 200, where the projection device 100 is used to project an image, and the like onto any projection plane, which may be a surface such as a curtain, a wall, and the like, and may establish a signal connection with a terminal device such as a computer, a television, an IPAD, a mobile phone, and the like. The supporting device 200 includes a fixing portion 210, a supporting portion 220 and a damping adapter 230, the fixing portion 210 is attached to the bottom surface of the projection apparatus 100 and detachably connected to the projection apparatus 100, the supporting portion 220 is disposed near the front side of the projection apparatus 100, and a side portion of the fixing portion 210 is rotatably connected to a side portion of the supporting portion 220 through the damping adapter 230. When the projection angle of the projection apparatus 100 needs to be adjusted, the end of the support part 220 away from the damping adapter 230 is rotated away from the projection apparatus 100, and the end of the support part 220 is abutted against the support surface, so as to adjust the projection angle of the projection apparatus 100, and the size of the corner of the support part 220 corresponds to the size of the projection angle of the projection apparatus 100; when the projection angle adjustment is not needed, the supporting portion 220 is simply rotated to the ground of the projection apparatus 100. When the supporting portion 220 rotates to any angle, the damping adapter 230 can be fixed relatively, so as to achieve the effect of stable support. Through the setting of strutting arrangement 200, realize projection angle free adjustment of projection arrangement 100, the user of being convenient for uses, and simple structure is convenient to use.

Referring to fig. 1 and fig. 2, further, the supporting device 200 further includes a first passivation layer 240 and a second passivation layer 250, the first passivation layer 240 is disposed on one side of the fixing portion 210 and the supporting portion 220 away from the projection apparatus 100, and the second passivation layer 250 is disposed on the other side of the fixing portion 210 and the supporting portion 220.

In the embodiment, the second protection layer 250 is located between the bottom surface of the projection apparatus 100 and the fixing portion 210 and the supporting portion 220, and plays a role of protecting the projection apparatus 100, so as to avoid the bottom of the projection apparatus 100 from being worn due to frequent use of the supporting device 200. The second protective layer 250 may be made of a fine material, such as a limiting cloth, or a material with wear-resistant and soft characteristics, such as PU skin. The first protection layer 240 is located on a side opposite to the side away from the projection apparatus 100, and is in direct contact with the supporting surface, and may be made of a material with wear-resistant and soft characteristics, such as PU leather. The first passivation layer 240 and the second passivation layer 250 both protect.

In this embodiment, the first protective layer 240 and the second protective layer 250 are stacked and attached together with the supporting device 200. Thus, when the supporting portion 220 rotates relatively, the corresponding portions of the first protection layer 240 and the second protection layer 250 are also bent together.

The second protection layer 250 has an adapter 2501 at a position corresponding to the damping adapter 230 for extending the adapter shaft of the damping adapter 230.

In the embodiment, the supporting portion 220 and the fixing portion 210 are both plate-shaped, and both of them play a supporting role, and a metal material with certain hardness, such as an aluminum plate, can be selected.

In the present embodiment, the damping adapter 230 is a hinge.

Referring to fig. 1 and fig. 2, preferably, a surface of the fixing portion 210 away from the projection apparatus 100 and a surface of the supporting portion 220 away from the projection apparatus 100 are coplanar when the supporting portion 220 abuts against a bottom surface of the projection apparatus 100. Thus, when the supporting portion 220 is attached to the bottom surface of the projection apparatus 100, the bottom surface of the supporting device 200 can be kept flat, and the overall supporting stability of the novel projection device 1 can be improved.

Referring to fig. 1 and fig. 2, further, the supporting device 200 further includes at least one pair of first magnetic members 260 and second magnetic members (not shown in the drawings) with different magnetic poles, each first magnetic member 260 is fixed to the fixing portion 210 at an interval, each second magnetic member is fixed to the bottom of the projection apparatus 100 at an interval, and each first magnetic member 260 is magnetically attracted to one second magnetic member respectively to achieve detachable connection between the fixing portion 210 and the projection apparatus 100. Specifically, the fixing portion 210 has a mounting opening corresponding to the first magnetic member 260, and the first magnetic member 260 is inserted into the mounting opening.

Referring to fig. 2 to 4, further, the projection apparatus 100 includes a housing 110 and a chassis 120, the chassis 120 is fastened to the bottom of the housing 110, and each of the second magnetic members is fixed between the chassis 120 and the bottom of the housing 110 to provide an installation environment for each of the second magnetic members. Specifically, the bottom surface of the housing 110 is provided with first grooves 1101 corresponding to the second magnetic members, similarly, the surface of the chassis 120 facing the housing 110 is provided with second grooves 1201 corresponding to the second magnetic members, each first groove 1101 is respectively opposite to one second groove 1201 and forms an accommodating cavity together, and each second magnetic member is accommodated in one accommodating cavity.

The chassis 120 is recessed to form a first receiving groove 1202 at a position corresponding to the adapting shaft of the damping adapting structure 230, for the adapting shaft to be inserted and adapted to the adapting shaft.

The bottom surface of the housing 110 is provided with a second receiving groove 1102, and a protrusion is formed in the chassis 120 opposite to the first receiving groove 1202, and the protrusion is inserted into the second receiving groove 1102 and is adapted to the second receiving groove 1102. Therefore, the whole volume of the novel projection equipment 1 can be effectively reduced, and the novel projection equipment is more compact.

Referring to fig. 2 to 4, further, the projection apparatus 100 includes a main control circuit board 130, an optical engine (not shown in the drawings) for generating three-color light beams, an integration module 140 connected to the optical engine and configured to receive the three-color light beams and integrate the three-color light beams to form projection light beams carrying projection information, and a projection lens 150 connected to the integration module 140 and configured to transmit the projection light beams, wherein the optical engine and the integration module 140 are electrically connected to the main control circuit board 130, and a projection end of the projection lens 150 faces to a front side.

Preferably, the projection apparatus 100 further includes a heat dissipation system 160, the heat dissipation system 160 includes a fan 161 and a heat conduction assembly 162, the fan 161 has an air inlet 1601 and an air outlet 1602, one end of the heat conduction assembly 162 is connected to the optical engine, the other end is located at the air outlet 1602 of the fan 161 and is opposite to the air outlet 1602, and the optical engine, the integration module 140 and the main control circuit board 130 are all located on one side of the air inlet 1601.

The main heating components of the projection apparatus 100 include an optical engine, an integration module 140, and a main control circuit board 130, and the main heating components in the optical engine are light sources emitting different color lights. Specifically, the heat dissipation system 160 includes a fan 161 and a heat conducting element 162, one end of the heat conducting element 162 is connected to the light source of the optical engine, and the other end is located at the air outlet 1602 of the fan 161 and opposite to the air outlet 1602 for conducting heat generated by the light source out. The optical engine, the integration module 140 and the main control circuit board 130 are located on one side of the air inlet 1601 and are opposite to the air inlet 1601. Like this, utilize heat conduction subassembly 162 to derive the heat conduction that the light source during operation of ray apparatus produced, it forms the wind current to combine fan 161 in certain space again, with main control circuit board 130, the ray apparatus, the heat on integration module 140 and the heat conduction subassembly 162 is whole to be taken away, improve main control circuit board 130, the radiating effect of integration module 140 and ray apparatus, need not to increase fan 161's power, the noise is little, the radiating effect is good, ensure that projection arrangement 100 normally works, the life of extension projection arrangement 100, improve the user experience nature to its use.

Specifically, the fan 161 is located the ray apparatus one side, and the air intake 1601 is directly just right with the ray apparatus, improves the radiating effect of ray apparatus.

The heat conducting assembly 162 includes a heat dissipating assembly 1621, at least one heat conducting substrate (not shown in the figure) and at least one heat conducting element 1622, each heat conducting substrate is disposed around the optical engine, one end of each heat conducting element 1622 is fixed on one heat conducting substrate, and the other end is connected to the heat dissipating assembly 1621, and the heat dissipating assembly 1621 is located at the air outlet 1602.

In this embodiment, the heat conducting substrate is a copper substrate, and the material of the heat conducting substrate is not limited, so as to meet the heat conducting requirement. The heat conductivity of the light source of the optical machine is improved by utilizing the heat conducting substrate. One end of the heat conducting piece 1622 is welded on the heat conducting substrate, and the other end is connected with the heat dissipation group 1621, so that heat on the heat conducting substrate is conducted to the heat dissipation group 1621, the heat dissipation area of the light source of the light machine is effectively increased, and the heat dissipation rate of the light source is improved. And the cooling group 1621 is located the air outlet 1602 of fan 161 and goes out, utilizes the mode of blowing, takes away the heat on the cooling group 1621 fast, further improves the radiating efficiency of light source, and then improves the ray apparatus heat dissipation rate better, ensures ray apparatus job stabilization nature.

Referring to fig. 2 to fig. 4, further, the projection apparatus 100 further includes a sound box 170, and the sound box 170 is electrically connected to the main control circuit board 130. Through setting up audio amplifier 170, richened novel projection equipment 1's functionality, promoted the user to the experience nature of its use.

Referring to fig. 2 to 4, further, the projection apparatus 100 further includes a camera 180 for capturing a projection image on the projection plane, and the camera 180 is electrically connected to the main control circuit board 130. The projected image captured by the camera 180 is analyzed for sharpness, and the focal length of the projection lens 150 is automatically adjusted according to the analysis result.

Referring to fig. 2 to 4, further, the projection apparatus 100 further includes a detection module 190 for detecting a distance between the projection lens 150 and the projected image, and the detection module 190 is electrically connected to the main control circuit board 130.

In this embodiment, the detection module 190 is a TOF sensor, which is a distance detection sensor. The TOF sensors are provided with two TOF sensors and used for compensating errors generated when one TOF sensor detects the distance.

In this embodiment, the main control circuit board 130 records reference data, that is, the projected image on the projection plane is clear and has a regular shape, and the detection module 190 is used to detect the distance between the current projection lens 150 and the projection plane and record the distance, that is, the reference data, according to the use requirement. When the position of the novel projection device 1 changes, or the projection environment changes, the detection module 190 is used to detect the distance between the current projection lens 150 and the projection plane, so as to form detection data. The main control circuit board 130 calculates according to the reference data and the detection data and by combining a linear formula to obtain a focusing result, and controls the projection lens 150 to perform fast focusing again. The main control circuit board 130 acquires the projection image captured by the camera 180, analyzes whether the definition of the projection image reaches the definition of the projection image in the reference data, and controls the projection lens 150 to perform automatic calibration. Therefore, no matter the novel projection equipment 1 moves to any position, the projection lens 150 can automatically focus, the projected image can reach the expected definition quickly, and the use requirement is met.

The novel projection device 1 can perform automatic focusing and also can perform trapezoidal correction on the picture, namely the shape adjustment of the projected image. Specifically, the detection module 190 is used for detecting the distance between the projection lens 150 and the current projection plane, the camera 180 is used for obtaining the projection image projected to the projection plane, and obtaining the plane coordinates of a plurality of feature points in the projection image, and obtaining the projection distance corresponding to each feature point according to the coordinates of each feature point and a preset image feature model, and then obtaining the three-dimensional coordinates of each feature point according to the plane coordinates of each feature point and the projection distance corresponding to each feature point; the projection equipment is corrected according to the three-dimensional coordinates, so that the appearance of a projection image projected to a projection plane reaches a target state, complete intellectualization is achieved, and the overall quality of the equipment is improved.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a novel projection equipment, it can place on arbitrary holding surface, a serial communication port, novel projection equipment includes projection arrangement and strutting arrangement, strutting arrangement includes fixed part, supporting part and damping switching structure, a side of fixed part with a side of supporting part passes through damping switching structure rotates to be connected, the fixed part paste lean on in projection arrangement's bottom surface and with projection arrangement can dismantle the connection, the supporting part is close to projection arrangement's front side sets up, keep away from in the supporting part damping switching structure's tip is in its commentaries on classics from projection arrangement support in during the holding surface.

2. The novel projection device of claim 1, wherein the support device further comprises a first protective layer and a second protective layer, the first protective layer is tiled on one side of the fixing portion and the support portion away from the projection device, and the second protective layer is tiled on the other side of the fixing portion and the support portion.

3. The novel projection device of claim 2, wherein a surface of the fixing portion away from the projection device is coplanar with a surface of the support portion away from the projection device when the support portion abuts against a bottom surface of the projection device.

4. The novel projection device as claimed in claim 1, wherein the supporting device further includes at least a first magnetic member and a second magnetic member disposed in a pair and having different magnetic poles, each of the first magnetic members is fixed to the fixing portion at intervals, each of the second magnetic members is fixed to the projection device at intervals and located at the bottom, and each of the first magnetic members is magnetically attracted to one of the second magnetic members.

5. The novel projection device as claimed in claim 4, wherein the projection device includes a housing and a bottom plate, the bottom plate is fastened to the bottom of the housing, and each of the second magnetic members is fixed between the bottom plate and the bottom of the housing.

6. The novel projection device as claimed in any one of claims 1 to 5, wherein the projection apparatus includes a main control circuit board, an optical engine for generating three-color light beams, an integration module interfaced with the optical engine and configured to receive the three-color light beams and integrate the three-color light beams to form a projection light beam carrying projection information, and a projection lens interfaced with the integration module and configured to conduct the projection light beam, the optical engine and the integration module are electrically connected to the main control circuit board, and a projection end of the projection lens faces a front side.

7. The novel projection device as claimed in claim 6, wherein the projection device further includes a heat dissipation system, the heat dissipation system includes a fan and a heat conduction assembly, the fan has an air inlet and an air outlet, one end of the heat conduction assembly is connected to the optical engine, the other end of the heat conduction assembly is located at the air outlet of the fan and opposite to the air outlet, and the optical engine, the integration module and the main control circuit board are all located on one side of the air inlet.

8. The novel projection device as claimed in claim 6, wherein the projection device further comprises a sound box, and the sound box is electrically connected to the main control circuit board.

9. The novel projection device as claimed in claim 6, wherein the projection apparatus further comprises a camera for capturing a projected image on a projection plane, the camera being electrically connected to the main control circuit board.

10. The novel projection device as claimed in claim 9, wherein the projection apparatus further includes a detection module for detecting a distance between the projection lens and the projected image, and the detection module is electrically connected to the main control circuit board.

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