Jacking device for adjusting projector

A technology of a jack-up device and a projector, which is applied to projection devices, instruments, optics, etc., can solve the problems of image distortion, uncoordinated left and right directions, affecting teaching quality, etc.

Active Publication Date: 2016-03-30
山东道图信息技术有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In the past, in school multimedia classrooms, projectors were installed. The projectors are generally installed on the top of the wall. A controllable telescopic rod is installed above the projector. The telescopic rod is fixedly connected to the wall. Install the curtain on the wall, the installation position of the curtain needs to be determined according to the position of the projector, but often due ...

Method used

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  • Jacking device for adjusting projector

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Embodiment Construction

[0012] The present invention will be described in further detail below by means of specific embodiments:

[0013] The reference signs in the drawings of the description include: chute 1, slider 2, support plate 3, top block 4, linkage rod 5, connecting rod 6, telescopic rod 7, base 8, second cylinder 9, connector 10 , connecting rod 11, rubber block 12, push rod 13.

[0014] Example basic reference figure 1 Shown: The jacking device for adjusting the projector is installed on the wall, including the telescopic rod 7, above which there is a chute 1 fixed in the wall, the chute 1 is slidably connected with the slider 2, and the chute 1 The front end of the movement track of the inner slider 2 is provided with a first cylinder, the slider 2 is connected to the first cylinder, the telescopic rod 7 is welded on the slider 2, and the support plate 3 is slidably connected between the two side walls of the chute 1, The telescoping rod 7 passes through the support plate 3 and fits wi...

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PUM

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Abstract

The invention relates to an adjusting device, and discloses a jacking device for adjusting a projector. The jacking device is installed on a wall, and comprises an extension rod; a chute is formed in the wall; a chute fixed in the wall is formed above the extension rod; a slide block is slidingly connected into the chute; the extension rod is fixedly connected to the slide block; a support plate is slidingly connected between two side walls of the chute; the extension rod penetrates through the support plate, and is in clearance fit with the support plate; a base is arranged below the support plate, and is slidingly connected to the side wall of the chute; the base is hinged with a connecting rod; the connecting rod is hinged with a linkage rod; the linkage rod is hinged with a top block; and the top block penetrates through the support plate, and is slidingly connected to the support plate. The jacking device further comprises a push rod; the push rod is hinged with a connection rod; and the connection rod, the connecting rod and the linkage rod are connected through the same hinge. Compared with the prior art, the jacking device can enable images formed by the projector to become more coordinating through left-right movement of the slide block.

Description

technical field [0001] The invention relates to an adjusting device, in particular to a jacking device for adjusting a projector. Background technique [0002] A projector, also known as a projector, is a device that can project images or videos onto a screen. It can be connected to a computer, VCD, DVD, BD, game console, DV, etc. through different interfaces to play the corresponding video signal. Projectors are widely used in homes, offices, schools, and entertainment venues. According to different working methods, there are different types such as CRT, LCD, and DLP. [0003] In the past, in school multimedia classrooms, projectors were installed. The projectors are generally installed on the top of the wall. A controllable telescopic rod is installed above the projector. The telescopic rod is fixedly connected to the wall. Install the curtain on the wall, the installation position of the curtain needs to be determined according to the position of the projector, but often...

Claims

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Application Information

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IPC IPC(8): F16M13/02F16M11/04F16M11/16G03B21/54
CPCF16M11/045F16M11/16F16M13/02G03B21/54
Inventor 任博
Owner 山东道图信息技术有限公司
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