WO2017032204A1 - Portable touch projection device - Google Patents
Portable touch projection device Download PDFInfo
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- WO2017032204A1 WO2017032204A1 PCT/CN2016/092535 CN2016092535W WO2017032204A1 WO 2017032204 A1 WO2017032204 A1 WO 2017032204A1 CN 2016092535 W CN2016092535 W CN 2016092535W WO 2017032204 A1 WO2017032204 A1 WO 2017032204A1
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- mirror
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
Definitions
- the utility model belongs to the field of touch projection, in particular to a portable touch projection device.
- a projection system usually performs a projection operation in conjunction with an electronic device that supplies an image signal source, such as a portable computer or a portable communication device.
- an electronic device that supplies an image signal source
- an image signal source such as a portable computer or a portable communication device.
- the control can only be achieved by controlling the mouse, the keyboard or the touch screen of the electronic device on the electronic device, so when the user performs the briefing next to the projection screen, in order to manipulate the screen on the projection screen, it must be repeated. Moving to the side of the electronic device to press the mouse, the keyboard or the touch screen of the operating electronic device will cause inconvenience to the user.
- the object of the present invention is to provide a portable touch projection device with a small size and convenient carrying, and the user can directly perform interactive manipulation on the projected image with a finger.
- a portable touch projection device comprising:
- the projector is housed in a rectangular casing and connected to the computer, and the lens is located at the top of the rectangular casing for projecting an image in the computer above the rectangular casing;
- the mirror is mounted on the back of the rectangular casing and can be stretched toward the top direction and then turned forward so that the reflecting surface of the mirror faces the lens of the projector for reflecting the projected image;
- An infrared laser emitter mounted at the bottom of the rectangular housing, connected to the computer for emitting light toward the front of the rectangular housing to form an optical touch surface that is infinitely close but does not touch the plane of the bottom of the rectangular housing;
- the infrared camera is housed in a rectangular casing and connected to a computer.
- the lens is also located at the top of the rectangular casing, and the mirror image of the light touch point formed by the light in the light touch surface mapped in the mirror is blocked by the obstacle. , passed to the computer.
- the computer includes an image information processing module, and the image information processing module passes The mirror image obtained by the infrared camera judges and calculates the coordinate position of the light touch point in the projected image in real time, and simulates the coordinate position as an interactive operation of the mouse.
- the back of the rectangular casing is provided with two vertical drawing grooves;
- the mirror includes a drawing portion and a turning portion connected by a pin shaft, and the drawing portion is provided with the drawing concave portion
- the rail corresponds to the convex rail, and the mirror is stretched along the back of the rectangular casing by the cooperation of the convex rail and the drawing groove.
- the reflecting surface is only disposed on the inverting portion of the mirror.
- the drawing surface and the opposite surface of the back of the rectangular casing are provided with a recessed platform for accommodating the reversing portion, and the convex rail is disposed only on the drawing portion below the recessed table.
- the thickness of the drawing portion below the recess is equal to the sum of the thickness of the inverting portion and the recess.
- the computer also has wifi and Bluetooth functions.
- a side of the rectangular casing is provided with a data line interface connectable to an external computer.
- the utility model has the beneficial effects that the overall shape of the device is small, the mirror can be pulled, and is convenient for carrying out, and the user can directly interact with the projection screen by fingers, and is convenient to use.
- Figure 1 is a side elevational view of the present invention after stretching of the mirror.
- Figure 2 is a front elevational view of the present invention after the mirror has been stretched.
- Figure 3 is a plan view of the utility model after the mirror is contracted.
- Figure 4 is a side elevational view of the present invention after the mirror has been retracted.
- a portable touch projection device includes:
- the rectangular casing 1 is provided with a data line interface connectable to an external computer on one side of the rectangular casing 1; and two vertical drawing grooves are provided on the back of the rectangular casing 1.
- the computer 2 is housed in the rectangular casing 1 and includes an image information processing module and has wifi and Bluetooth functions.
- the projector 3, housed in the rectangular casing 1, is connected to the computer 2, and its lens is located at the top of the rectangular casing 1 for projecting an image in the computer 2 above the rectangular casing 1.
- the mirror 4 includes a drawing portion and a reversing portion connected by a pin, and the drawing portion is provided with a convex rail corresponding to the drawing concave rail on the back of the rectangular casing 1, and the mirror 4 passes through the convex rail and the drawing groove.
- the reflecting surface is only disposed on the reversing portion of the mirror 4;
- the drawing portion and the opposite surface of the back of the rectangular casing 1 are further provided with a recessed table for accommodating the reversing portion, concave
- the thickness of the drawing portion below the table is equal to the sum of the thickness of the inverting portion and the recess, and the convex rail is provided only on the drawing portion below the recess.
- the pulling portion can be pulled to stretch the mirror 4 toward the top of the rectangular casing 1, and the turning portion is turned forward, so that the reflecting surface of the mirror 4 is directed toward the projection.
- the lens of the camera 3 is used to reflect the projected image, as shown in Figures 1 and 2.
- the infrared laser emitter 5, mounted at the bottom of the rectangular casing 1, is connected to the computer 2, and emits light toward the front of the rectangular casing 1 to form an optical touch surface that is infinitely close but does not touch the plane of the bottom of the rectangular casing 1.
- the infrared camera 6 is housed in the rectangular casing 1 and connected to the computer 2.
- the lens is also located at the top of the rectangular casing 1, and the light in the light touch surface reflected by the mirror 4 is blocked by the obstacle.
- the mirror image of the light touch point, and the image image is transmitted to the computer 2, and the image information processing module in the computer 2 determines and calculates the coordinate position of the light touch point in the projected image through the mirror image in real time, and simulates the coordinate position. Interact with the mouse.
- the computer in the device is equipped with an Android system, so that the projector in the device can directly project the image in the built-in computer; the device can also connect the device to an external computer through the data line, so that the projector projects the external computer.
- the utility model has three usage modes:
- the mirror is such that the reflective surface of the mirror faces the lens of the projector and camera.
- the projector in the device displays the image in the built-in/external computer as a projected image, which is reflected by the mirror, projected onto the desktop and displayed as a projected image; meanwhile, the infrared laser emitter emits light above the desktop to form an infinite image.
- the image information processing module determines and calculates the coordinate position of the light touch point in the projected image in real time according to the mirror image of the obtained light touch point, and simulates the coordinate position as an interactive operation of the mouse, and the obstacle is in the light touch
- the coordinate position information is continuously recorded.
- the coordinate position of the tracking record is connected as a line, the writing function can also be realized.
- the projector in the device directly projects the image in the built-in/external computer onto the whiteboard facing the instrument lens and displays the projected image; at this time, an infrared signal is formed on the projected image when operating with the infrared pressure sensitive pen; the infrared camera receives The infrared signal is used to acquire the image signal of the projected image in real time and transmitted to the built-in computer.
- the image information processing module determines and calculates the coordinate position of the infrared signal in the projected image in real time according to the obtained infrared signal, and simulates the coordinate position as a mouse. Interactive operation to achieve touch operation.
- the projector in the device displays the image in the built-in/external computer as a projected image, which is reflected by the mirror, projected onto the whiteboard directly opposite the bottom of the rectangular casing and displays the projected image; meanwhile, the infrared laser emitter is The light above the desktop emits light to form a light touch surface parallel to the projected image; at this time, if an obstacle blocks the light in the light touch surface, a light touch point is formed; and the infrared camera receives the light touch point mapped in the mirror.
- the mirror image is transmitted to the built-in computer, and the image information processing module determines and calculates the moving direction of the light touch point in real time according to the mirror image of the obtained light touch point, and realizes the touch page turning as the obstacle moves on the light touch surface , the picture is enlarged and the operation is small.
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- General Engineering & Computer Science (AREA)
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Abstract
A portable touch projection device, relating to the field of touch projection. The portable touch projection device comprises a rectangular housing (1), and a projector (3), an infrared laser emitter (5), an infrared camera (6), and a computer (2) that are accommodated in the rectangular housing (1). Lenses of both the projector (3) and the infrared camera (6) are both located at the top of the rectangular housing (1). A reflecting mirror (4) directly facing the lens of the projector (3) is disposed above the projector (3). A projected image is reflected and displayed on a desktop by means of the reflecting mirror (4), the infrared laser emitter (5) emits light to the desktop to form a light touch surface, the light touch surface is touched by a finger to form a light touch point, the infrared camera (6) receives a mirror image of the light touch point mapped in the reflecting mirror (4), an image information processing module processes the mirror image to obtain a coordinate position of the light touch point in the projected image, and the coordinate position is simulated into a mouse for interactive operation. The present device is small and exquisite in appearance and convenient to carry. A user interactively operates and controls a projected image by directly using a finger, such that the device is convenient to use.
Description
本实用新型属于触控投影领域，特别涉及一种便携式触控投影装置。The utility model belongs to the field of touch projection, in particular to a portable touch projection device.
随着信息时代的不断进步，具有高机动性且操控容易等优点的投影系统已被广泛的运用在会议中心、办公室、学校及家庭等处，尤其针对需要经常参加公司会议或是外出工作的专业人士而言，更是需要经常依赖投影系统来进行重要销售宣传或产品发表会的简报说明。With the continuous advancement of the information age, projection systems with high mobility and easy handling have been widely used in conference centers, offices, schools and homes, especially for those who need to attend company meetings or go out to work. For people, it is even more necessary to rely on the projection system for important sales promotion or product presentations.
公知投影系统通常会与提供图像信号来源的电子装置，例如便携式电脑或便携式通信装置，相搭配而进行投影操作，然而投影系统在投影过程中，若是使用者欲操控投影屏幕上的投影画面，则仅能通过控制电子装置上的鼠标、键盘或触碰该电子装置的触控屏幕才能达到操控的目的，因此当使用者于投影屏幕旁进行简报时，为了操控投影屏幕上的画面，就必须重复地移动到电子装置旁来按压鼠标、键盘或操作电子装置的触控屏幕，如此将造成使用者操作上的不便。It is known that a projection system usually performs a projection operation in conjunction with an electronic device that supplies an image signal source, such as a portable computer or a portable communication device. However, in the projection process, if the user wants to manipulate the projection image on the projection screen, The control can only be achieved by controlling the mouse, the keyboard or the touch screen of the electronic device on the electronic device, so when the user performs the briefing next to the projection screen, in order to manipulate the screen on the projection screen, it must be repeated. Moving to the side of the electronic device to press the mouse, the keyboard or the touch screen of the operating electronic device will cause inconvenience to the user.
实用新型内容Utility model content
本实用新型的目的在于针对上述问题，提供了一种便携式触控投影装置，其外形小巧，携带方便，并且使用者可以直接以手指对投影画面进行互动操控。The object of the present invention is to provide a portable touch projection device with a small size and convenient carrying, and the user can directly perform interactive manipulation on the projected image with a finger.
本实用新型的目的是这样实现的：The purpose of the utility model is achieved as follows:
一种便携式触控投影装置，其特征在于，包括：A portable touch projection device, comprising:
矩形壳体，Rectangular shell,
计算机，容置于矩形壳体内；a computer housed in a rectangular housing;
投影仪，容置于矩形壳体内，与计算机相连，其镜头位于矩形壳体的顶部，用于向矩形壳体的上方投影计算机中的图像；The projector is housed in a rectangular casing and connected to the computer, and the lens is located at the top of the rectangular casing for projecting an image in the computer above the rectangular casing;
反光镜，安装于矩形壳体背部并可往其顶部方向拉伸后向前翻转，使得反光镜的反射面朝向投影仪的镜头，用于反射投影图像；The mirror is mounted on the back of the rectangular casing and can be stretched toward the top direction and then turned forward so that the reflecting surface of the mirror faces the lens of the projector for reflecting the projected image;
红外激光发射器，安装于矩形壳体的底部，与计算机相连，用于向矩形壳体的前方发射出光线形成一个无限接近但不触及矩形壳体的底部所在平面的光触摸面；An infrared laser emitter, mounted at the bottom of the rectangular housing, connected to the computer for emitting light toward the front of the rectangular housing to form an optical touch surface that is infinitely close but does not touch the plane of the bottom of the rectangular housing;
红外摄像机，容置于矩形壳体内，与计算机相连，其镜头也位于矩形壳体的顶部，接收反光镜中映射出的光触摸面中的光线被障碍物阻挡后形成的光触摸点的镜像图像，传递给所述计算机。The infrared camera is housed in a rectangular casing and connected to a computer. The lens is also located at the top of the rectangular casing, and the mirror image of the light touch point formed by the light in the light touch surface mapped in the mirror is blocked by the obstacle. , passed to the computer.
其中，所述计算机包括图像信息处理模块，所述图像信息处理模块通过
红外摄像机获得的镜像图像实时判断并计算出光触摸点在投影图像中的坐标位置，并将坐标位置模拟为鼠标进行互动操作。Wherein the computer includes an image information processing module, and the image information processing module passes
The mirror image obtained by the infrared camera judges and calculates the coordinate position of the light touch point in the projected image in real time, and simulates the coordinate position as an interactive operation of the mouse.
其中，所述矩形壳体的背部设有两条竖直的抽拉槽；所述反光镜包括通过销轴连接的抽拉部和翻转部，所述抽拉部设有与所述抽拉凹轨相对应的凸轨，所述反光镜通过凸轨与抽拉槽的配合沿矩形壳体的背部进行拉伸。Wherein, the back of the rectangular casing is provided with two vertical drawing grooves; the mirror includes a drawing portion and a turning portion connected by a pin shaft, and the drawing portion is provided with the drawing concave portion The rail corresponds to the convex rail, and the mirror is stretched along the back of the rectangular casing by the cooperation of the convex rail and the drawing groove.
其中，所述反射面仅设置于反光镜的翻转部上。Wherein, the reflecting surface is only disposed on the inverting portion of the mirror.
其中，所述抽拉部与矩形壳体背部的相对面上设有可容纳翻转部的凹台，所述凸轨仅设置于凹台下方的抽拉部上。Wherein, the drawing surface and the opposite surface of the back of the rectangular casing are provided with a recessed platform for accommodating the reversing portion, and the convex rail is disposed only on the drawing portion below the recessed table.
其中，所述凹台下方的抽拉部的厚度与翻转部与凹台的厚度之和相等。Wherein, the thickness of the drawing portion below the recess is equal to the sum of the thickness of the inverting portion and the recess.
其中，所述计算机还具有wifi和蓝牙功能。The computer also has wifi and Bluetooth functions.
其中，所述矩形壳体的一侧面设置有可与外部计算机相连的数据线接口。本实用新型的有益效果为：本装置整体外形小巧，反光镜可抽拉，便于外出携带，且使用者可以直接以手指对投影画面进行互动操控，使用方便。Wherein a side of the rectangular casing is provided with a data line interface connectable to an external computer. The utility model has the beneficial effects that the overall shape of the device is small, the mirror can be pulled, and is convenient for carrying out, and the user can directly interact with the projection screen by fingers, and is convenient to use.
图1为本实用新型在反光镜拉伸后的侧视图。Figure 1 is a side elevational view of the present invention after stretching of the mirror.
图2为本实用新型在反光镜拉伸后的正视图。Figure 2 is a front elevational view of the present invention after the mirror has been stretched.
图3为本实用新型在反光镜收缩后的俯视图。
Figure 3 is a plan view of the utility model after the mirror is contracted.
图4为本实用新型在反光镜收缩后的侧视图。Figure 4 is a side elevational view of the present invention after the mirror has been retracted.
下面结合具体实施例和附图，进一步阐述本实用新型。The present invention is further illustrated below in conjunction with specific embodiments and the accompanying drawings.
如图1结合图2所示，一种便携式触控投影装置，包括：As shown in FIG. 1 in conjunction with FIG. 2, a portable touch projection device includes:
矩形壳体1，矩形壳体1的一侧面设置有可与外部计算机相连的数据线接口；矩形壳体1的背部设有两条竖直的抽拉槽。The rectangular casing 1 is provided with a data line interface connectable to an external computer on one side of the rectangular casing 1; and two vertical drawing grooves are provided on the back of the rectangular casing 1.
计算机2，容置于矩形壳体1内，包括图像信息处理模块，且具有wifi和蓝牙功能。The computer 2 is housed in the rectangular casing 1 and includes an image information processing module and has wifi and Bluetooth functions.
投影仪3，容置于矩形壳体1内，与计算机2相连，其镜头位于矩形壳体1的顶部，用于向矩形壳体1的上方投影计算机2中的图像。The projector 3, housed in the rectangular casing 1, is connected to the computer 2, and its lens is located at the top of the rectangular casing 1 for projecting an image in the computer 2 above the rectangular casing 1.
反光镜4，包括通过销轴连接的抽拉部和翻转部，抽拉部设有与矩形壳体1背部的抽拉凹轨相对应的凸轨，反光镜4通过凸轨与抽拉槽的配合沿矩形壳体1的背部进行拉伸；反射面仅设置于反光镜4的翻转部上；抽拉部与矩形壳体1背部的相对面上还设有可容纳翻转部的凹台，凹台下方的抽拉部的厚度与翻转部与凹台的厚度之和相等，凸轨仅设置于凹台下方的抽拉部上。The mirror 4 includes a drawing portion and a reversing portion connected by a pin, and the drawing portion is provided with a convex rail corresponding to the drawing concave rail on the back of the rectangular casing 1, and the mirror 4 passes through the convex rail and the drawing groove. Cooperating along the back of the rectangular casing 1; the reflecting surface is only disposed on the reversing portion of the mirror 4; the drawing portion and the opposite surface of the back of the rectangular casing 1 are further provided with a recessed table for accommodating the reversing portion, concave The thickness of the drawing portion below the table is equal to the sum of the thickness of the inverting portion and the recess, and the convex rail is provided only on the drawing portion below the recess.
当需要使用反光镜4的反射面时，可以拉动抽拉部使反光镜4向矩形壳体1的顶部方向拉伸，并将翻转部向前翻转，使得反光镜4的反射面朝向投
影仪3的镜头，用于反射投影图像，如图1和图2所示。When it is necessary to use the reflecting surface of the mirror 4, the pulling portion can be pulled to stretch the mirror 4 toward the top of the rectangular casing 1, and the turning portion is turned forward, so that the reflecting surface of the mirror 4 is directed toward the projection.
The lens of the camera 3 is used to reflect the projected image, as shown in Figures 1 and 2.
当需要收拢反光镜4时，则只需将翻转部向前下方翻转收容于抽拉部的凹台内，再拉动抽拉部使反光镜4向矩形壳体1的底部方向收缩即可，如图3和图4所示。When it is necessary to close the mirror 4, it is only necessary to flip the inverting portion forward and downward into the concave table of the drawing portion, and then pull the pulling portion to contract the mirror 4 toward the bottom of the rectangular casing 1, such as Figure 3 and Figure 4.
红外激光发射器5，安装于矩形壳体1的底部，与计算机2相连，向矩形壳体1的前方发射出光线形成一个无限接近但不触及矩形壳体1的底部所在平面的光触摸面。The infrared laser emitter 5, mounted at the bottom of the rectangular casing 1, is connected to the computer 2, and emits light toward the front of the rectangular casing 1 to form an optical touch surface that is infinitely close but does not touch the plane of the bottom of the rectangular casing 1.
红外摄像机6，容置于矩形壳体1内，与计算机2相连，其镜头也位于矩形壳体1的顶部，接收反光镜4中映射出的光触摸面中的光线被障碍物阻挡后形成的光触摸点的镜像图像，并将该镜像图像传递给计算机2，由计算机2中的图像信息处理模块通过该镜像图像实时判断并计算出光触摸点在投影图像中的坐标位置，并将坐标位置模拟为鼠标进行互动操作。The infrared camera 6 is housed in the rectangular casing 1 and connected to the computer 2. The lens is also located at the top of the rectangular casing 1, and the light in the light touch surface reflected by the mirror 4 is blocked by the obstacle. The mirror image of the light touch point, and the image image is transmitted to the computer 2, and the image information processing module in the computer 2 determines and calculates the coordinate position of the light touch point in the projected image through the mirror image in real time, and simulates the coordinate position. Interact with the mouse.
本装置内的计算机安装有安卓系统，因而本装置内的投影仪可直接投影该内置计算机中的图像；本装置也可通过数据线将本装置和外部的计算机相连，以使投影仪投影外部计算机中的图像。The computer in the device is equipped with an Android system, so that the projector in the device can directly project the image in the built-in computer; the device can also connect the device to an external computer through the data line, so that the projector projects the external computer. The image in .
本实用新型具有三种使用方式：The utility model has three usage modes:
一、桌面投影触控First, desktop projection touch
将本装置竖直放置在桌面上，使其矩形壳体的底部朝向桌面，打开反光
镜，使反光镜的反射面朝向投影仪和摄影机的镜头。本装置中的投影仪将内置/外部计算机中的图像显示为投影图像，通过反光镜的反射后，投影至桌面上并显示投影图像；同时，红外激光发射器在桌面上方发射出光线形成一个无限接近但不触及桌面的光触摸面；此时，如果有障碍物阻挡光触摸面中的光线会形成光触控点；红外摄像机接收反光镜中映射出的光触摸点的镜像图像，传递至内置计算机中，由图像信息处理模块根据获得的光触摸点的镜像图像实时判断并计算出光触摸点在投影图像中的坐标位置，并将坐标位置模拟为鼠标进行互动操作，随着障碍物在光触摸面上移动，其坐标位置信息也不断被记录，此时若将追踪记录的坐标位置连接为线条，也可实现书写功能。Place the unit upright on the table so that the bottom of the rectangular case faces the table and open the reflection
The mirror is such that the reflective surface of the mirror faces the lens of the projector and camera. The projector in the device displays the image in the built-in/external computer as a projected image, which is reflected by the mirror, projected onto the desktop and displayed as a projected image; meanwhile, the infrared laser emitter emits light above the desktop to form an infinite image. Close to but not touching the light touch surface of the desktop; at this time, if there is an obstacle blocking the light in the light touch surface, a light touch point is formed; the infrared camera receives the mirror image of the light touch point mapped in the mirror, and transmits it to the built-in In the computer, the image information processing module determines and calculates the coordinate position of the light touch point in the projected image in real time according to the mirror image of the obtained light touch point, and simulates the coordinate position as an interactive operation of the mouse, and the obstacle is in the light touch When moving on the surface, the coordinate position information is continuously recorded. At this time, if the coordinate position of the tracking record is connected as a line, the writing function can also be realized.
二、红外压感笔触控Second, infrared pressure pen touch
将本装置水平放置在桌面上，使其矩形壳体的背部朝向桌面，收起反光镜。本装置中的投影仪将内置/外部计算机中的图像直接投影至仪镜头正对的白板上并显示投影图像；此时，用红外压感笔操作时在投影图像上形成红外信号；红外摄像机接收红外信号并实时采集投影图像的图像信号，传递至内置计算机中，由图像信息处理模块根据获得的红外信号实时判断并计算出红外信号在投影图像中的坐标位置，并将坐标位置模拟为鼠标进行互动操作，实现触控操作。Place the unit horizontally on the table so that the back of the rectangular case faces the table and close the mirror. The projector in the device directly projects the image in the built-in/external computer onto the whiteboard facing the instrument lens and displays the projected image; at this time, an infrared signal is formed on the projected image when operating with the infrared pressure sensitive pen; the infrared camera receives The infrared signal is used to acquire the image signal of the projected image in real time and transmitted to the built-in computer. The image information processing module determines and calculates the coordinate position of the infrared signal in the projected image in real time according to the obtained infrared signal, and simulates the coordinate position as a mouse. Interactive operation to achieve touch operation.
三、空中触控
Third, the air touch
将本装置水平放置在桌面上，使其矩形壳体的背部朝向桌面，打开反光镜，使反光镜的反射面朝向投影仪和摄影机的镜头。本装置中的投影仪将内置/外部计算机中的图像显示为投影图像，通过反光镜的反射后，投影至矩形壳体的底部正对的白板上并显示投影图像；同时，红外激光发射器在桌面上方发射出光线形成一个平行于投影图像的光触摸面；此时，如果有障碍物阻挡光触摸面中的光线会形成光触控点；红外摄像机接收反光镜中映射出的光触摸点的镜像图像，传递至内置计算机中，由图像信息处理模块根据获得的光触摸点的镜像图像实时判断并计算出光触摸点的移动方向，随着障碍物在光触摸面上移动，实现触控翻页，图片放大错小等操作。
Place the unit horizontally on the table so that the back of the rectangular case faces the table and open the mirror so that the reflective side of the mirror faces the projector and the lens of the camera. The projector in the device displays the image in the built-in/external computer as a projected image, which is reflected by the mirror, projected onto the whiteboard directly opposite the bottom of the rectangular casing and displays the projected image; meanwhile, the infrared laser emitter is The light above the desktop emits light to form a light touch surface parallel to the projected image; at this time, if an obstacle blocks the light in the light touch surface, a light touch point is formed; and the infrared camera receives the light touch point mapped in the mirror. The mirror image is transmitted to the built-in computer, and the image information processing module determines and calculates the moving direction of the light touch point in real time according to the mirror image of the obtained light touch point, and realizes the touch page turning as the obstacle moves on the light touch surface , the picture is enlarged and the operation is small.
Claims (8)
- 一种便携式触控投影装置，其特征在于，包括：A portable touch projection device, comprising:矩形壳体，Rectangular shell,计算机，容置于矩形壳体内；a computer housed in a rectangular housing;投影仪，容置于矩形壳体内，与计算机相连，其镜头位于矩形壳体的顶部，用于向矩形壳体的上方投影计算机中的图像；The projector is housed in a rectangular casing and connected to the computer, and the lens is located at the top of the rectangular casing for projecting an image in the computer above the rectangular casing;反光镜，安装于矩形壳体背部并可往其顶部方向拉伸后向前翻转，使得反光镜的反射面朝向投影仪的镜头，用于反射投影图像；The mirror is mounted on the back of the rectangular casing and can be stretched toward the top direction and then turned forward so that the reflecting surface of the mirror faces the lens of the projector for reflecting the projected image;红外激光发射器，安装于矩形壳体的底部，与计算机相连，用于向矩形壳体的前方发射出光线形成一个无限接近但不触及矩形壳体的底部所在平面的光触摸面；An infrared laser emitter, mounted at the bottom of the rectangular housing, connected to the computer for emitting light toward the front of the rectangular housing to form an optical touch surface that is infinitely close but does not touch the plane of the bottom of the rectangular housing;红外摄像机，容置于矩形壳体内，与计算机相连，其镜头也位于矩形壳体的顶部，接收反光镜中映射出的光触摸面中的光线被障碍物阻挡后形成的光触摸点的镜像图像，传递给所述计算机。The infrared camera is housed in a rectangular casing and connected to a computer. The lens is also located at the top of the rectangular casing, and the mirror image of the light touch point formed by the light in the light touch surface mapped in the mirror is blocked by the obstacle. , passed to the computer.
- 根据权利要求1所述的一种便携式触控投影装置，其特征在于，所述计算机包括图像信息处理模块，所述图像信息处理模块通过红外摄像机获得的镜像图像实时判断并计算出光触摸点在投影图像中的坐标位置，并将坐标位置模拟为鼠标进行互动操作。 The portable touch projection device according to claim 1, wherein the computer comprises an image information processing module, and the image information processing module determines and calculates a light touch point in a real-time by using a mirror image obtained by the infrared camera. The coordinate position in the image and simulate the coordinate position for the mouse to interact.
- 根据权利要求1所述的一种便携式触控投影装置，其特征在于，所述矩形壳体的背部设有两条竖直的抽拉槽；所述反光镜包括通过销轴连接的抽拉部和翻转部，所述抽拉部设有与所述抽拉凹轨相对应的凸轨，所述反光镜通过凸轨与抽拉槽的配合沿矩形壳体的背部进行拉伸。A portable touch projection device according to claim 1, wherein the back of the rectangular casing is provided with two vertical drawing grooves; the mirror includes a drawing portion connected by a pin shaft. And the reversing portion, the drawing portion is provided with a convex rail corresponding to the drawing concave rail, and the mirror is stretched along the back of the rectangular casing by the cooperation of the convex rail and the drawing groove.
- 根据权利要求3所述的一种便携式触控投影装置，其特征在于，所述反射面仅设置于反光镜的翻转部上。A portable touch projection device according to claim 3, wherein the reflecting surface is disposed only on the inverting portion of the mirror.
- 根据权利要求3所述的一种便携式触控投影装置，其特征在于，所述抽拉部与矩形壳体背部的相对面上设有可容纳翻转部的凹台，所述凸轨仅设置于凹台下方的抽拉部上。A portable touch projection device according to claim 3, wherein the opposite side of the drawing portion and the back of the rectangular casing is provided with a recess for accommodating the reversing portion, and the convex rail is only disposed on On the pull-out under the recess.
- 根据权利要求5所述的一种便携式触控投影装置，其特征在于，所述凹台下方的抽拉部的厚度与翻转部与凹台的厚度之和相等。A portable touch projection device according to claim 5, wherein the thickness of the drawing portion below the recess is equal to the sum of the thickness of the inverting portion and the recess.
- 根据权利要求1所述的一种便携式触控投影装置，其特征在于，所述矩形壳体的一侧面设置有可与外部计算机相连的数据线接口。A portable touch projection device according to claim 1, wherein a side of the rectangular casing is provided with a data line interface connectable to an external computer.
- 根据权利要求1所述的一种便携式触控投影装置，其特征在于，所述计算机还具有wifi和蓝牙功能。 A portable touch projection device according to claim 1, wherein said computer further has wifi and Bluetooth functions.
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| CN106951129A (en) * | 2017-04-21 | 2017-07-14 | 彭椿皓 | Portable virtual projection touch-screen |
| CN107506093A (en) * | 2017-07-14 | 2017-12-22 | 北京数科技有限公司 | A kind of touch data acquisition method and device |
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| CN109527803A (en) * | 2018-09-26 | 2019-03-29 | 湖州褐马电子有限公司 | The projection and touch-control mechanism of study table |
| CN109156990A (en) * | 2018-09-26 | 2019-01-08 | 湖州褐马电子有限公司 | Modified projects touch-control double-purpose table |
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