CN213018532U - Multifunctional projector for education - Google Patents

Abstract

The utility model discloses a multi-functional projecting apparatus is used in education, including the bottom plate, the middle fixed mounting of department at bottom plate top has the work box, and the inner wall fixed mounting of work box one side has the connecting plate, and the outer wall coupling of work box one side has the connecting piece, and the one end fixed mounting of connecting piece has the carousel, and the one end that the connecting piece is located the work box inboard articulates there is the hinge bar, and the one end of hinge bar articulates there is the mounting, and the top fixed mounting of mounting has the connecting rod. The utility model provides a multi-functional projecting apparatus is used in education lets the connecting piece rotate linkage hinge bar arc motion with the perpendicular drop-down of mounting or perpendicular jacking through rotating the carousel to let the connecting rod rise or descend, reach the purpose that makes the roof rise or descend to adjust the projecting apparatus, make things convenient for the staff to adjust according to the demand, the practicality is strong, and can rotate the fly leaf through thrust bearing, so that the staff adjusts the angle of projecting apparatus, go into the rectangular channel with the fixture block card again, it is fixed with the fly leaf.

Description

Multifunctional projector for education

Technical Field

The utility model relates to a projecting apparatus technical field relates to a multi-functional projecting apparatus is used in education particularly.

Background

A projector, also known as a projector, is a device capable of projecting images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, and the like through different interfaces to play corresponding video signals, the projector is widely applied to families, offices, schools, and entertainment places, different types such as CRT, LCD, DLP, and the like exist according to different working modes, a light source used by the projector comprises a traditional high-intensity gas discharge light source and a novel light source represented by an LED light source and a laser light source, the traditional light source projector generally darkens a projected image to be yellow along with the attenuation of emergent light of the light source after being used for a period of time, and the bulb has to be replaced accordingly even though the bulb still emits light in a use occasion with high requirement on image quality, so that light attenuation becomes a main obstacle which cannot be exceeded by the projector using the traditional light source, with the development of semiconductor lighting technology and laser technology, LED light sources and laser light sources have been rapidly developed in the lighting field and widely applied in the display field.

Present projector, when using, because of projector installation troublesome poeration, lead to the inconvenient height-adjusting of staff after having installed to influence the user and use, and after the projector has been installed, when the user need adjust the angle of projector, also inconvenient regulation, thereby the projector use is inconvenient, the function singleness.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned problem that prior art exists, an aspect of the utility model is to provide a multi-functional projector is used in education in order to solve present projector, when using, because of the projector installation is complicated, leads to the inconvenient height-adjusting of staff after having installed to influence the problem that the user used.

Technical scheme

In order to achieve the above object, the utility model provides a multifunctional projector for education, which comprises a bottom plate, a working box is fixedly arranged in the middle of the top of the bottom plate, a connecting plate is fixedly arranged on the inner wall of one side of the working box, a limiting block is fixedly arranged below the working box far away from the connecting plate, the outer wall of one side of the working box is connected with a connecting piece in a shaft way, a turntable is fixedly arranged at one end of the connecting piece, a hinged rod is hinged at one end of the connecting piece positioned in the working box, one end of the hinged rod is hinged with a fixed piece which is arranged in the limiting block in a sliding way, the top fixed mounting of mounting has the connecting rod, the one end of connecting rod runs through the connecting plate and extends to the outside of work box, the connecting rod is located the one end fixed mounting in the work box outside has the roof.

Preferably, a limiting groove is formed in the middle shaft at the top of the top plate, and rectangular grooves are symmetrically formed in two sides of the limiting groove.

Preferably, a thrust bearing is fixedly installed in the limiting groove, and a connecting sheet is fixedly installed at the top of the thrust bearing.

Preferably, the top of the connecting sheet is fixedly provided with a movable plate, the top of the movable plate is symmetrically and fixedly provided with fixed seats, the fixed seats are hinged with clamping blocks, and the clamping blocks are clamped in the rectangular grooves.

Preferably, a pin is inserted into the through hole in the outer wall of one side of the rotating disc, and one end of the pin is inserted into the clamping groove in the outer wall of one side of the working box.

Advantageous effects

Compared with the prior art, the utility model provides a pair of multi-functional projecting apparatus is used in education possesses following beneficial effect:

1. the utility model discloses a, make its linkage connecting piece carry out synchronous revolution through rotating the carousel, let the connecting piece rotate linkage hinge bar arc motion with the perpendicular drop-down of mounting or perpendicular jacking, pushing up and tractive through the mounting to let the connecting rod rise or descend, reach the purpose that makes the roof rise or descend to adjust the projecting apparatus, make things convenient for the staff to adjust according to the demand, the practicality is strong.

2. The utility model discloses a, can rotate the fly leaf through thrust bearing to the staff adjusts the angle of projecting apparatus, goes into the rectangular channel with the fixture block card again, and is fixed with the fly leaf, easy operation, the practicality is strong.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

This document provides an overview of various implementations or examples of the technology described in this disclosure, and is not a comprehensive disclosure of the full scope or all features of the disclosed technology.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the related structure of the top plate of the present invention;

FIG. 3 is a schematic view of the structure of the movable plate and the connecting plate of the present invention;

fig. 4 is the inside cross-sectional related structure schematic diagram of the working box of the present invention.

The main reference numbers:

1. a base plate; 2. a work box; 3. a top plate; 4. a movable plate; 5. a projector; 6. a limiting block; 201. a turntable; 202. a pin; 203. a connecting member; 204. a hinged lever; 205. a fixing member; 206. a connecting rod; 207. a connecting plate; 301. a rectangular groove; 302. a clamping block; 303. a fixed seat; 304. a limiting groove; 305. a thrust bearing; 306. and (7) connecting the sheets.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be described below clearly and completely with reference to the accompanying drawings of the embodiments of the present disclosure. It is to be understood that the described embodiments are only a few embodiments of the present disclosure, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the disclosure without any inventive step, are within the scope of protection of the disclosure.

Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this disclosure belongs. The use of the word "comprising" or "comprises", and the like, in this disclosure is intended to mean that the elements or items listed before that word, include the elements or items listed after that word, and their equivalents, without excluding other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present disclosure clear and concise, a detailed description of known functions and known components have been omitted from the present disclosure.

Please refer to fig. 1-4, a multifunctional projector for education, comprising a bottom plate 1 and a movable plate 4, which are used in cooperation to solve the problem of the prior projector 5 that the installation and operation of the projector 5 are troublesome when in use, which results in the inconvenient height adjustment after the installation of the worker, thereby affecting the use of the user, and after the installation of the projector 5, if the user needs to adjust the angle of the projector 5, the adjustment is inconvenient, thereby the projector 5 is inconvenient to use and has a single function.

The utility model discloses in the further technical scheme that provides:

as shown in fig. 1, fig. 2 and fig. 4, including bottom plate 1, department fixed mounting has work box 2 in the middle of bottom plate 1 top, the inner wall fixed mounting of work box 2 one side has connecting plate 207, the below fixed mounting that work box 2 kept away from connecting plate 207 has stopper 6, the outer wall coupling of work box 2 one side has connecting piece 203, the one end fixed mounting of connecting piece 203 has carousel 201, the one end that connecting piece 203 is located work box 2 inboard articulates there is articulated rod 204, the one end of articulated rod 204 articulates there is mounting 205, mounting 205 slidable mounting is in stopper 6, the top fixed mounting of mounting 205 has connecting rod 206, the one end of connecting rod 206 runs through connecting plate 207 and extends to the outside of work box 2, the one end fixed mounting that connecting rod 206 is located the work box 2 outside has roof 3.

Further, the fixing member 205 is slidably mounted inside the limiting block 6 (as shown in fig. 4), and the limiting block 6 plays a limiting role, so that the fixing member 205 can only move vertically.

Wherein, connecting rod 206 passes through connecting plate 207, and connecting plate 207 also plays spacing effect.

Further, when the direction of the angle of the projector 5 needs to be adjusted, the movable plate 4 is rotated by the thrust bearing 305, so that the worker can adjust the direction of the projector 5 as required, and then the fixture block 302 on the fixing seat 303 is inserted into the rectangular groove 301, so as to fix the movable plate 4 (the projector 5 is fixed on the movable plate 4 in advance).

Wherein, the quantity of rectangular channel 301 is a plurality of (setting according to user's demand), and rectangular channel 301 is the circumference and distributes and offer the top of locating roof 3.

As shown in fig. 1, 2 and 3, a limiting groove 304 is formed in the top of the top plate 3 at the central axis, and rectangular grooves 301 are symmetrically formed in two sides of the limiting groove 304.

As shown in fig. 4, a thrust bearing 305 is fixedly installed in the limiting groove 304, and a connecting piece 306 is fixedly installed at the top of the thrust bearing 305.

As shown in fig. 4, the movable plate 4 is fixedly mounted on the top of the connecting plate 306, the fixed seats 303 are symmetrically and fixedly mounted on the top of the movable plate 4, the fixed seats 303 are hinged to fixture blocks 302, and the fixture blocks 302 are clamped in the rectangular grooves 301.

As shown in fig. 4, a pin 202 is inserted into a through hole in the outer wall of one side of the turntable 201, and one end of the pin 202 is inserted into a slot in the outer wall of one side of the operating box 2.

Further, the pin 202 is used to fix the turntable 201 so that the turntable 201 does not move by itself, thereby fixing the height of the top plate 3.

The universal wheels which are symmetrically and fixedly arranged at the bottom of the bottom plate 1 in pairs are used for facilitating the movement of the device.

When the height of the projector 5 needs to be adjusted, the turntable 201 is rotated to enable the linkage connecting piece 203 to synchronously rotate, the connecting piece 203 rotates the linkage hinge rod 204 to do arc motion to vertically pull down or vertically lift up the fixing piece 205, and the connecting rod 206 is pushed up or pulled down through the pushing and pulling of the fixing piece 205, so that the purpose of adjusting the projector 5 by enabling the top plate 3 to ascend or descend is achieved.

It will be appreciated by those skilled in the art that other similar connections may be used to implement the present invention. Such as welding, bonding, or screwing.

The above embodiments are merely exemplary embodiments of the present invention, which is not intended to limit the present invention, and the scope of the present invention is defined by the appended claims. Various modifications and equivalents may be made by those skilled in the art to the present invention without departing from the spirit and scope of the invention, and such modifications and equivalents should be considered to be within the scope of the invention.

Claims (5)

1. The utility model provides a multifunctional projector for education, includes bottom plate (1), its characterized in that, department fixed mounting has work box (2) in the middle of bottom plate (1) top, the inner wall fixed mounting of work box (2) one side has connecting plate (207), the below fixed mounting that work box (2) kept away from connecting plate (207) has stopper (6), the outer wall coupling of work box (2) one side has connecting piece (203), the one end fixed mounting of connecting piece (203) has carousel (201), the one end that connecting piece (203) are located work box (2) inboard articulates there is hinge rod (204), the one end of hinge rod (204) articulates there is mounting (205), mounting (205) slidable mounting in stopper (6), the top fixed mounting of mounting (205) has connecting rod (206), one end of the connecting rod (206) penetrates through the connecting plate (207) and extends to the outer side of the working box (2), and the connecting rod (206) is located at one end of the outer side of the working box (2) and is fixedly provided with a top plate (3).

2. The multifunctional projector for education as claimed in claim 1 wherein the top plate (3) has a central axis with a limiting groove (304) and rectangular grooves (301) symmetrically formed on both sides of the limiting groove (304).

3. A multifunctional projector for education as claimed in claim 2 wherein a thrust bearing (305) is fixedly mounted in the limit groove (304), and a connecting piece (306) is fixedly mounted on the top of the thrust bearing (305).

4. The multifunctional projector for education as claimed in claim 3, wherein the top of the connecting plate (306) is fixedly installed with a movable plate (4), the top of the movable plate (4) is symmetrically and fixedly installed with fixed seats (303), the fixed seats (303) are hinged with clamping blocks (302), and the clamping blocks (302) are clamped in the rectangular grooves (301).

5. A multifunctional projector as claimed in claim 3, wherein a pin (202) is inserted into a through hole on the outer wall of one side of the rotary plate (201), and one end of the pin (202) is inserted into a slot on the outer wall of one side of the work box (2).

Images