CN211260192U

CN211260192U - Visual transmission projection device

Info

Publication number: CN211260192U
Application number: CN201921693012.1U
Authority: CN
Inventors: 郎宏利
Original assignee: Shanghai University of Engineering Science
Current assignee: Shanghai University of Engineering Science
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-08-14
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a vision transmission projection arrangement, it includes base, mobile device, main part, protection plate body, projection screen, the base is located the mobile device below and is connected through the bolt, the one end and the main part fixed connection that the base was kept away from to the mobile device, the protection plate body is located the main part top and is connected through the bolt, protection plate body and projection screen fixed connection, the mobile device comprises elevating system, handle mechanism, lifting plate body, universal wheel, handle mechanism embedding is installed in the inside and mechanical swing joint of elevating system, tip and swing joint under the elevating system is embedded to the lifting plate body, elevating system's one end and universal wheel hinged joint are kept away from to the lifting plate body, elevating system is by box, movable plate body, plate holder, first band pulley. The utility model discloses set up the mobile device, remove through control handle mechanism and reach the lifting plate body and stretch out and draw back downwards for universal wheel and ground contact make things convenient for the equipment to remove.

Description

Visual transmission projection device

Technical Field

The utility model relates to a projection equipment technical field specifically is a vision conveys projection arrangement.

Background

Projection refers to the projection of the shape of an object onto a plane with a set of rays, called "projection", and the resulting image on the plane, also called "projection", can be divided into orthographic projection, i.e. the projection of a plane with the centerline of the projection line perpendicular to the projection plane, called oblique projection, and oblique projection, with the centerline of the projection not perpendicular to the projection plane.

The position of this equipment of needs often to be adjusted when the exhibition room show to current technique, is lifting the removal through the manual work, and is inconvenient, needs the labour big.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vision conveys projection arrangement to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a visual transmission projection device comprises a base, a moving device, a main body, a protection plate body and a projection screen, wherein the base is arranged below the moving device and connected with the moving device through bolts, one end, far away from the base, of the moving device is fixedly connected with the main body, the protection plate body is arranged above the main body and connected with the main body through bolts, and the protection plate body is fixedly connected with the projection screen.

Preferably, the moving device is composed of a lifting mechanism, a handle mechanism, a lifting plate body and universal wheels, wherein the handle mechanism is embedded in the lifting mechanism and is movably connected with the lifting mechanism mechanically, the lifting plate body is embedded in the lower end part of the lifting mechanism and is movably connected with the lower end part of the lifting mechanism, and one end, far away from the lifting mechanism, of the lifting plate body is hinged with the universal wheels.

Preferably, the lifting mechanism comprises a box body, a movable plate body, a plate seat, a first belt wheel, a first belt, a double-belt wheel, a screw rod, a second belt wheel, a rotating shaft and a long hole, the box body is movably connected with the movable plate body, the back surface of the movable plate body is attached to the front surface of the lifting plate body, the movable plate body protrudes outwards, the plate seat and the lifting plate body are of an integrated structure and are in the same plane, the first belt wheel is sleeved outside the screw rod, the first belt wheel is connected with the double-belt wheel through the first belt, the screw rod is hinged with the box body at the outward end and is meshed with the plate seat at the inward end, the double-belt wheel is sleeved outside the screw rod and is fixedly connected, the second belt wheel is connected with the double-belt wheel through the second belt, the rotating shaft penetrates through the inside of the second belt wheel and is fixedly connected with the second belt wheel, the outward, the second belt is fixedly connected with the handle mechanism.

Preferably, the elongated hole is movably connected with the handle mechanism.

Preferably, the handle mechanism is composed of a limiting column, a shell, a spring and a connecting block, the limiting column is movably connected with the shell, the spring is embedded in the shell, and the shell is fixedly connected with the connecting block.

Preferably, a self-locking device is arranged in the universal wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses set up the mobile device, remove through control handle mechanism and reach the lifting plate body and stretch out and draw back downwards for universal wheel and ground contact make things convenient for the equipment to remove.

When the equipment is moved, the equipment is firstly inclined, then the handle mechanism is pushed to move to drive the second belt to rotate so as to drive the double belt wheels to rotate, meanwhile, the first belt wheel is driven to rotate through the first belt, the screw rod rotates to enable the engaged plate base to move downwards, so that the lifting plate body moves downwards to enable the universal wheels to move downwards, and then the lifting plate body is turned over to push the equipment to move to an imagined position.

Drawings

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

fig. 2 is a schematic structural diagram of the mobile device of the present invention;

fig. 3 is a top view of the lift mechanism of fig. 2 in accordance with the present invention;

fig. 4 is a partial cross-sectional view of the handle mechanism of fig. 2 in accordance with the present invention.

In the figure: the device comprises a base-1, a mobile device-2, a lifting mechanism-21, a box body-2101, a movable plate body-2102, a plate seat-2103, a first belt wheel-2104, a first belt-2105, a double belt wheel-2106, a screw rod-2107, a second belt-2108, a second belt wheel-2109, a rotating shaft-2110, an elongated hole-2111, a handle mechanism-22, a limit column-2201, a shell-2202, a spring-2203, a connecting block-2204, a lifting plate body-23, a universal wheel-24, a main body-3, a protective plate body-4 and a projection screen-5.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides an embodiment:

the utility model provides a visual transmission projection arrangement, its includes base 1, mobile device 2, main part 3, protection plate body 4, projection screen 5, base 1 locates 2 below of mobile device and is connected through the bolt, the one end and the main part 3 fixed connection that base 1 was kept away from to mobile device 2, protection plate body 4 locates 3 tops of main part and is connected through the bolt, protection plate body 4 and projection screen 5 fixed connection.

In this embodiment, the moving device 2 is composed of an elevating mechanism 21, a handle mechanism 22, an elevating plate 23, and a universal wheel 24, wherein the handle mechanism 22 is embedded in the elevating mechanism 21 and is mechanically movably connected, the elevating plate 23 is embedded in the lower end of the elevating mechanism 21 and is movably connected, and one end of the elevating plate 23 away from the elevating mechanism 21 is hinged to the universal wheel 24.

In this embodiment, the lifting mechanism 21 includes a box 2101, a movable plate 2102, a plate holder 2103, a first pulley 2104, a first belt 2105, a double pulley 2106, a lead screw 2107, a second belt 2108, a second pulley 2109, a rotating shaft 2110, an elongated hole 2111, the box 2101 is movably connected to the movable plate 2102, the back of the movable plate 2102 is attached to the front of the lifting plate 23, the movable plate 2102 protrudes outward, the plate holder 2103 and the lifting plate 23 are integrated and form a same plane, the first pulley 2104 is sleeved outside the lead screw 2107, the first pulley 2104 is connected to the double pulley 2105 through the first belt 2105, the outward end of the lead screw 2107 is hinged to the box 2101 and the inward end of the lead screw is engaged to the plate holder 2103, the double pulley 6 is sleeved outside the lead screw 2107 and fixedly connected to the second pulley 2108, the rotating shaft 2110 penetrates through the interior of the second belt pulley 2109 and is fixedly connected with the second belt pulley 2109, one end, outward, of the rotating shaft 2110 is hinged to the box 2101, the second belt pulley 2108 is fixedly connected with the handle mechanism 22, and the elongated hole 2111 is movably connected with the handle mechanism 22.

Example 2

The difference between the present embodiment and embodiment 1 is that the handle mechanism 22 is composed of a position-limiting column 2201, a housing 2202, a spring 2203, and a connecting block 2204, the position-limiting column 2201 is movably connected with the housing 2202, the spring 2203 is embedded in the housing 2202, and the housing 2202 is fixedly connected with the connecting block 2204. And a self-locking device is arranged in the universal wheel.

The working principle is as follows: the utility model discloses set up the mobile device, remove through control handle mechanism and reach the lifting plate body and stretch out and draw back downwards for universal wheel and ground contact make things convenient for the equipment to remove.

When the device is moved, the device is tilted, then the handle mechanism 22 is pushed to move, the second belt 2108 is driven to rotate, the double belt pulley 2106 is driven to rotate, the first belt pulley 2104 is driven to rotate by the first belt 2105, the screw rod 2107 rotates, the engaged plate base 2103 moves downwards, the lifting plate body 23 moves downwards, the universal wheel 24 moves downwards, and then the device is turned over to move to the expected position.

The above-described embodiments are merely illustrative of the preferred embodiments of the present invention and are not intended to limit the spirit and scope of the present invention. Without departing from the design concept of the present invention, various modifications and improvements made by the technical solution of the present invention by those skilled in the art should fall into the protection scope of the present invention, and the technical contents claimed by the present invention have been fully recorded in the claims.

Claims

1. The utility model provides a visual transmission projection arrangement, its includes base, mobile device, main part, protection plate body, projection screen, its characterized in that:

the base is arranged below the mobile device and connected with the mobile device through a bolt, one end, far away from the base, of the mobile device is fixedly connected with the main body, the protection plate body is arranged above the main body and connected with the mobile device through a bolt, and the protection plate body is fixedly connected with the projection screen.

2. A visual-conveying projection device as claimed in claim 1, wherein: the mobile device comprises elevating system, handle mechanism, the lifting plate body, universal wheel, handle mechanism embedding is installed in elevating system inside and mechanical swing joint, the tip and swing joint under the elevating system embedding elevating system, the one end and the universal wheel hinged joint that elevating system was kept away from to the lifting plate body.

3. A visual-conveying projection device as claimed in claim 2, wherein: the lifting mechanism comprises a box body, a movable plate body, a plate seat, a first belt wheel, a first belt, a double-belt wheel, a screw rod, a second belt wheel, a rotating shaft and a long hole, the box body is movably connected with the movable plate body, the back surface of the movable plate body is attached to the front surface of the lifting plate body, the movable plate body protrudes outwards, the plate seat and the lifting plate body are of an integrated structure and are in the same plane, the first belt wheel is sleeved outside the screw rod, the first belt wheel is connected with the double-belt wheel through the first belt, the outward end of the screw rod is connected with a box body hinge, the inward end of the screw rod is meshed with the plate seat, the double-belt wheel is sleeved outside the screw rod and is fixedly connected, the second belt wheel is connected with the double-belt wheel through the second belt, the rotating shaft penetrates through the inner part of the second belt wheel and is fixedly connected with the inside, the second belt is fixedly connected with the handle mechanism.

4. A visual communication projection device as claimed in claim 3, wherein: the elongated hole is movably connected with the handle mechanism.

5. A visual-conveying projection device as claimed in claim 4, wherein: the handle mechanism is composed of a limiting column, a shell, a spring and a connecting block, wherein the limiting column is movably connected with the shell, the spring is embedded in the shell, and the shell is fixedly connected with the connecting block.

6. A visual-conveying projection device as claimed in claim 2, wherein: and a self-locking device is arranged in the universal wheel.