Split screen projection device applied to household electrical appliances, washing machine and control method

A technology for projection devices and household appliances, which is applied to the image reproducer of projection devices, other washing machines, applications, etc., can solve the problems of poor user interaction experience, inability to change, and inability to display area changes or switching, etc., and achieves flexible use, Easy to observe and display convenient effects

Active Publication Date: 2018-09-25
QINGDAO JIAONAN HAIER WASHING MACHINE +1
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AI-Extracted Technical Summary

Problems solved by technology

The projector is mainly composed of an optical system, ventilation equipment and circuits. Similar to a slide projector, it also uses the principle of convex lens imaging to realize ...
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Method used

Liquid level sensor is provided in detergent box, and liquid level sensor is electrically connected with control device 100, and described liquid level sensor transmits detection signal to control device 100, and control device 100 displays liquid level information in imaging area 3 203 , and then projected onto the detergent box cover 403, allowing the user to intuitively understand the situation in the detergent box, vividly.
[0043] Although the volume of the household appliance is large, the area for display is concentrated on the operation panel, and the space of the operation panel is limited, so that the area of ​​the display area is smaller. By setting up a split-screen projection display mechanism, the display area is distributed in multiple display positions, so that the projection content is displayed on different projection display areas. When large-scale content is displayed on different projection display areas, each The display content allocated to each projection display area is relatively reduced, wh...
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Abstract

The invention belongs to the field of household electrical appliances, and relates to a split screen projection device applied to household electrical appliances, a washing machine and a control method. The split screen projection device includes a control device and a split screen projection display mechanism. The control device controls the split screen projection display mechanism to perform split screen projection display according to an operation of a user to achieve the effect that display contents are displayed at different display positions after being projected. The projection contents are displayed on the split screen through the arrangement of the split screen projection display mechanism. The control device controls the split screen projection display mechanism to project the projection contents to different display regions or display the projection contents on the different display regions according to the operation of the user, and so the following of the operation of theuser is realized. The projection contents are switched from one projection display region to other projection display regions for display, and so the switching of the projection display regions is realized. The projection contents are projected to a more easily observable part for the user or are projected to a larger space for display. The usage is more convenient and flexible, the following performance of the projection contents is good, and the user interaction experience is good.

Application Domain

ProjectorsOther washing machines +2

Technology Topic

Home applianceProjection display +1

Image

  • Split screen projection device applied to household electrical appliances, washing machine and control method
  • Split screen projection device applied to household electrical appliances, washing machine and control method
  • Split screen projection device applied to household electrical appliances, washing machine and control method

Examples

  • Experimental program(3)

Example Embodiment

[0041] Example one
[0042] Such as figure 1 As shown, a split-screen projection device applied to household appliances includes a control device 100 and a split-screen projection display mechanism. The split-screen projection display mechanism can display the projection content on different projection display areas. The control device 100 is based on the user’s Operate and control the split-screen projection display mechanism to perform split-screen projection display to change the display area of ​​the projection content.
[0043] Although the volume of household appliances is relatively large, and the display area is concentrated on the operation panel, the space of the operation panel is limited, which makes the area of ​​the display area smaller. By setting up a split-screen projection display mechanism, the display area can be distributed in multiple display positions, so that the projection content is displayed on different projection display areas. When larger content is displayed on different projection display areas, each The display content allocated to each projection display area is relatively reduced, which is more convenient for display; of course, the same content can also be displayed on different projection display areas. The control device 100 controls the split-screen projection display mechanism to perform split-screen projection display according to the user's operation, which improves the flexibility of the projection content display mode and is more convenient. According to the user's operation, the display position of the projection content changes, and the user has good follow-up characteristics. The interactive experience is good.
[0044] The operation performed by the user can be pressing the control button on the household appliance (for example, pressing the control button, washing machine control panel) or setting a detection device on the household appliance, and the user performs an action within the detection range of the detection device (for example, shaking the arm) ) Or implement certain operations on the household appliances (such as opening and closing the cover, etc.) to trigger the control device to control the split-screen projection display mechanism.
[0045] The split-screen projection display mechanism includes a light source 101 electrically connected to the control device 100 and an image display mechanism for displaying projection content. The image display mechanism includes a plurality of imaging areas, and the light source 101 illuminates the image display mechanism and projects it out. A plurality of projection display areas are formed, and the control device 100 controls the projection content to be displayed in different imaging areas according to the user's operation, so that the projection content can be switched and displayed between different projection display areas.
[0046] By dividing the image display mechanism into multiple imaging areas, each imaging area can display the projection content separately. The control device 100 controls the projection content to be displayed in different imaging areas under different conditions according to the user's operation, so that the projection content is displayed in different imaging areas. Projected on different projection display areas.
[0047] Each imaging area corresponds to a different projection display area. The control device 100 controls different imaging areas to display the projection content according to the user's operation, and the light source 101 projects the projection content onto the corresponding projection display area. User replacement operation, the imaging area used to display the projection content is changed, and the projection display area is changed. This method realizes the switching between different projection display areas.
[0048] As described in 1, the image display mechanism is composed of three image display elements, and each image display element is electrically connected to the control device 100, respectively corresponding to imaging area 1 201, imaging area 2 202, and imaging area 3 203. The control device 100 is based on The user's operation selects the image display element to display the projection content. The user implements operation 1, the control device controls the imaging area 1201 to display the projection content, the light source 101 illuminates the image display mechanism to project the projection content on the imaging area 1 201 onto the projection display area 1 301; the user implements operation 2, the control device controls the imaging Area 2 202 displays the projection content, the light source 101 illuminates the image display mechanism to project the projection content on the imaging area 2 202 onto the projection display area 2 302; the control device controls the imaging area 3 203 to display the projection content, and the light source 101 illuminates the image display The projection content on the imaging area 3 203 is mechanically projected onto the projection display area 3 303.
[0049] Wherein, the image display mechanism may also be composed of an image display element, which is divided into multiple imaging areas. For example, the image display element is divided into imaging area 1 201, imaging area 2 202 and imaging area 3 203, and the control device 100 is based on The user's operation selects the imaging area to display the projection content, and the light source 101 illuminates the image display mechanism to project the projection content of the imaging area to the corresponding projection display area 1301, projection display area 2 302, and projection display area 3303, such as , The projection content is displayed on the imaging area 1 201, and the projection content will be projected on the projection display area 1 301.
[0050] The multiple imaging areas can be equally divided into the image display mechanism or unevenly divided, which is generally determined according to the distance between the projection display areas on the household appliance.
[0051] The image display element and the control device 100 may also be wirelessly connected.
[0052] The split-screen projection device also includes a detection device that is electrically connected to the control device. The detection device detects the user's operation and transmits the detection signal to the control device 100. The control device 100 controls the split-screen projection display mechanism to perform screen splitting according to the user's operation. Projection display to change the display position corresponding to the projected content.
[0053] The detection device is an infrared sensor or a switch detection sensor.
[0054] Specifically, the user performs the operation, the detection device detects the user's operation, and transmits the detection information to the control device 100. The control device 100 selects the imaging area corresponding to the operation to display the projection content according to the user's operation, and the split-screen projection device will project The content is projected onto the projection display area corresponding to the imaging area, the user replaces the operation, the detection device detects the user replacement operation, and the control device 100 selects the imaging area corresponding to the replaced operation to display the projection content according to the user replacement operation , The split-screen projection device projects the projection content onto another projection display area, so that the projection content is switched from one projection display area to another projection display area.
[0055] Further, the household appliance includes a door cover 401. The split-screen projection display mechanism performs split-screen projection display to form multiple projection display areas, one of which is located on the door cover 401, so that the projected content can be on the door cover 401. For display, the control device 100 controls whether the projection content is displayed on the door cover 401 according to the user's operation.

Example Embodiment

[0056] Example two
[0057] Such as Figure 1-2 As shown, a washing machine using a split-screen projection device, the split-screen projection device includes a control device 100 and a split-screen projection display mechanism, the split-screen projection display mechanism performs split-screen projection to form projection display areas on different parts of the washing machine, and the control device 100 The projection display area of ​​different parts is controlled to display the projection content according to the user's operation, so as to change the display position of the projection content on the washing machine.
[0058] The projection display area can be located at the control panel, the observation window, the door cover 401, the detergent box, the tray 402, etc.
[0059] Further, a plurality of imaging areas respectively correspond to the projection display areas of different parts of the washing machine, and the control device 100 displays the projection content in different imaging areas according to the user's operation to realize the projection display areas of the projection content in different parts of the washing machine. Switch between
[0060] Specifically, each imaging area corresponds to one or a combination of the control panel of the washing machine, the door cover 401, the detergent box, and the tray 402. The control device 100 displays the projected content in different imaging according to the user's operation. The zone display realizes that the projection content can be switched and displayed between the control panel of the washing machine, the door cover 401, the detergent box, and the projection display area on the tray 402.
[0061] Further, the image display mechanism includes two imaging areas, which correspond to the door cover 401 and the tray base 402 of the washing machine, respectively. The control device 100 controls the projection content to switch between the two imaging sections according to the user's operation, so that the projection content is projected. Switch between the tray base 402 and the door cover 401.
[0062] The image display mechanism includes two imaging areas, imaging area 1 201 and imaging area 2 202. The projection content displayed in imaging area 1 201 is illuminated by the light source 101 of the split-screen projection device to form a projection display area 1 301 on the door cover 401 of the washing machine. The projection content displayed in the imaging area 2 202 is illuminated by the light source 101 of the split-screen projection device to form a projection display area 2 302 on the tray 402 of the washing machine.
[0063] The first switch detection sensor on the door cover 401 is set to detect 501 whether the user opens the door cover 401 and transmits the detection signal to the control device 100. The control device 100 controls the projection content to switch between the two imaging intervals according to whether the user opens the door cover 401 When the user opens the door cover 401, the control device 100 controls the projection content to be displayed in the imaging area 2 202, and displays the projection content on the tray 402 to form a projection display area 2 302. When the user closes the door cover 401, the control device 100 controls The projection content is displayed in the imaging area 1 201, and the projection content is displayed on the door cover 401 to form a projection display area 1 301. The projection content can be switched and displayed between the tray base 402 and the door cover 401 through user operations.
[0064] Among them, the image display mechanism may also include three imaging areas, which correspond to the door cover 401, the tray 402, and the detergent box of the washing machine, respectively. The control device 100 controls the projection content to switch and display in the three imaging sections according to the user's operation to realize the projection After the content is projected, the display is switched between the tray base 402, the door cover 401 and the detergent box.
[0065] Such as figure 2 As shown, a detergent injection box is provided on the washing machine, and a second switch detection sensor 502 is installed on the detergent injection box.
[0066] The image display mechanism includes three imaging areas, imaging area 1 201, imaging area 2 202, and imaging area 3 203. The projection content displayed in imaging area 1 201 is projected on the door cover 401 of the washing machine by a split-screen projection device to form a projection display area 1301 The projection content displayed in the imaging area 2 202 is projected on the tray 402 of the washing machine by the split-screen projection device to form a projection display area 2 302, and the projection content displayed in the imaging area 3 203 is projected on the detergent box cover 403 by the split-screen projection device. A projection display area 3 303 is formed. When the user opens the detergent box to add detergent, the second switch detection sensor 502 detects that the user opens the detergent box, and transmits a signal to the control device 100. The control device 100 controls the display of the imaging area 3 203 The projected content is irradiated on the detergent box cover 403 by the light source 101 of the split-screen projection device to form a projection display area 3303.
[0067] The detergent box is equipped with a liquid level sensor, which is electrically connected to the control device 100. The liquid level sensor transmits the detection signal to the control device 100, and the control device 100 displays the liquid level information in the imaging area 3 203, and then projects On the cover 403 of the detergent box, the user can intuitively understand the situation inside the detergent box, vividly.
[0068] In another embodiment, the split-screen projection display mechanism includes a light source 101 electrically connected to the control device 100 and an image display mechanism for displaying projection content. The image display mechanism includes a plurality of imaging areas, and the light source 101 illuminates the image display. The control device 100 controls the movement of the light source 101 according to the user's operation to illuminate the light source 101 in different imaging areas, so that the projection content can be switched and displayed between different projection display areas.
[0069] There may also be multiple light sources 101, and each light source 101 corresponds to an imaging area, and the control device controls different light sources to be turned on, so that the light source 101 illuminates different imaging areas, so that the projection content can be switched between different projection display areas. The light source 101 may also be one, and the light source 101 can be scanned across different imaging areas by adjusting the swing angle of the light source 101;
[0070] It is also possible that the emission direction of the light source 101 remains unchanged, and the direction of incident light between the image display mechanism and the light source 101 is changed by adjusting the image display mechanism, so that the light source 101 can illuminate different imaging areas.

Example Embodiment

[0071] Example three
[0072] A method for controlling a washing machine provided with a split-screen projection device. The control device 100 controls the split-screen projection display mechanism to perform split-screen projection display according to a user's operation to change the display position of the projection content.
[0073] Such as Figure 1-3 As shown, the image display mechanism includes three imaging areas, imaging area 1 201, imaging area 2 202, and imaging area 3 203. The projection content displayed in imaging area 1 201 is projected on the door cover 401 of the washing machine by a split-screen projection device to form a projection. The display area 1 301, the projection content displayed in the imaging area 2 202 is projected on the tray 402 of the washing machine by the split screen projection device to form a projection display area 2 302, and the projection content displayed in the imaging area 3 203 is projected on the detergent by the split screen projection device. The box cover 403 forms a projection display area 3 303, and further includes a first switch detection sensor 501 provided on the door cover 401 and a second switch detection sensor 502 provided on the detergent box, both of which are electrically connected to the control device.
[0074] Such as image 3 As shown, a method for controlling a washing machine provided with a split-screen projection device includes the following steps:
[0075] The washing machine is turned on, and the first switch detection sensor 501 provided on the door cover 401 detects whether the user opens the door cover 401, and transmits the detection signal to the control device 100,
[0076] If the user does not open the door cover 401, the control device 100 controls the projection content to be displayed in the imaging area 1 201, and projects the projection content on the door cover 401;
[0077] If the user opens the door cover 401, the second switch detection sensor 502 provided on the detergent box detects whether the user opens the detergent box,
[0078] If the user opens the detergent box, the control device 100 controls the projection content to be displayed in the imaging area 3 203, and projects the projection content on the detergent box cover 403;
[0079] If the user does not open the detergent box, the control device 100 controls the projection content to be displayed on the imaging area 2 202 and projects the projection content on the tray 402.

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Description & Claims & Application Information

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