CN210348175U

CN210348175U - Front maintenance projection unit

Info

Publication number: CN210348175U
Application number: CN201921652326.7U
Authority: CN
Inventors: 魏磊
Original assignee: Shandong Vation Shenzhou Technology Development Co ltd
Current assignee: Juyang Shenzhou Technology Group Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-04-17
Anticipated expiration: 2029-09-29

Abstract

The utility model discloses a front maintenance projection unit, it has solved the difficult problem of maintaining of projector internal plant among the prior art, and display screen can shift out the immigration, and can realize turning over on 90, the convenient maintenance to internal plant. The technical scheme is as follows: the screen is arranged on the front side of the projection box body through the slide rail device; the sliding rail device comprises sliding plates symmetrically arranged on two sides of the projection box body, the end parts of the sliding plates are connected with height adjusting devices rotatably connected with the screen, the side surface of the screen is connected with the height adjusting devices through telescopic rods, and the telescopic rods can enable the screen to turn over by 90 degrees.

Description

Front maintenance projection unit

Technical Field

The utility model relates to a projector field especially relates to a front maintenance projection unit.

Background

DLP large-screen splicing adopts a mode of DLP display unit splicing, and realizes a large-screen display effect through a large-screen splicing software system. The inventor finds that the DLP large-screen projection unit is thick and heavy at present, the installation and maintenance are inconvenient, and a maintenance channel must be reserved at the back of the large-screen projection unit, so that the limitation on the field installation space is greatly increased.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a front maintenance projection unit, display screen can shift out the immigration, and can realize 90 turn over on, the convenient maintenance to the internal plant.

The utility model adopts the following technical proposal:

a front maintenance projection unit comprises a screen, a slide rail device and a projection box body, wherein the screen is arranged on the front side of the projection box body through the slide rail device;

the sliding rail device comprises sliding plates symmetrically arranged on two sides of the projection box body, the end parts of the sliding plates are connected with height adjusting devices rotatably connected with the screen, the side surface of the screen is connected with the height adjusting devices through telescopic rods, and the telescopic rods can enable the screen to turn over by 90 degrees.

Furthermore, a lock catch is fixed on one side of the height adjusting device, which is far away from the sliding plate, and a lock shaft matched with the lock catch is arranged on one side of the installation end of the telescopic rod and the screen.

Further, the slide rail device also comprises a slide way matched with the sliding plate.

Furthermore, the telescopic rod is a hydraulic rod.

Further, the height adjusting device is installed perpendicular to the sliding plate.

Further, height adjustment device includes the mounting panel, the mounting hole has been seted up at the mounting panel interval, the screen passes through the mounting hole and fixes with the mounting panel.

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

(1) the screen of the utility model is connected with the projection line box body through the slide rail device, can move in and out, and can reserve a space for the internal maintenance of the projection box body by matching with the 90-degree rotation of the screen, thereby facilitating the maintenance of internal equipment;

(2) the utility model discloses set up hasp, lock axle, pull out the hasp, the lock axle will break away from, and the screen turns over 90 on promoting when opening at the hydraulic stem thereupon, turns over back hasp card under the screen and epaxial at the lock, forms fixed effect, makes the screen can stably fix.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.

Fig. 1 is a schematic diagram of a screen shift-out state according to a first embodiment of the present invention;

fig. 2 is a schematic view of an internal structure of a first embodiment of the present invention;

fig. 3 is a schematic structural view of the first embodiment of the present invention, which is turned up by 90 °;

fig. 4 is an isometric view of a first embodiment of the present invention;

fig. 5 is a schematic view of an initial state of a screen according to a first embodiment of the present invention;

the projection box comprises a screen 1, a sliding rail device 2, a sliding plate 2-2, a height adjusting device 2-3, a hydraulic rod 2-4, a lock catch 2-5, a lock shaft 2-6 and a projection box body 3.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and/or "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;

for convenience of description, the words "up", "down", "left" and "right" when appearing in this application are intended only to designate directions that are consistent with the up, down, left and right directions of the drawings themselves, and not to limit the structure, but merely to facilitate description of the invention and to simplify description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be considered as limiting the application.

The terms "mounted", "connected", "fixed", and the like in the present application should be understood broadly, and for example, the terms "mounted", "connected", and "fixed" may be fixedly connected, detachably connected, or integrated; the two components can be connected mechanically or electrically, directly or indirectly through an intermediate medium, or connected internally or in an interaction relationship, and specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Just as the background art introduces, there is the difficult not enough of maintaining of projector internal plant among the prior art, in order to solve above-mentioned technical problem, the utility model provides a front maintenance projection unit.

The first embodiment is as follows:

the present invention will be described in detail with reference to the accompanying drawings 1-5, and specifically, the structure is as follows:

the embodiment provides a front maintenance projection unit, which comprises a screen 1, a slide rail device 2 and a projection box body 3, wherein the screen 1 is installed on the front side of the projection box body 3 through the slide rail device 2; the sliding rail device 2 can drive the screen 1 to move forwards or backwards, so that the screen 1 is opened to reserve a space for maintaining the inside of the projection box body 3.

The sliding rail device 2 comprises sliding rails and sliding plates 2-2, the sliding rails are symmetrically arranged on two sides of the projection box body 3, the sliding plates 2-2 are connected with the sliding rails in a sliding mode, and the sliding plates 2-2 can move horizontally along the sliding rails. The end of the sliding plate 2-2 is connected to the screen 1 by means of a height adjustment device 2-3.

The height adjusting device 2-3 comprises a mounting plate, the mounting plate is perpendicular to the sliding plate 2-2, a plurality of mounting holes are formed in the mounting plate at intervals along the vertical direction, and the screen 1 is fixed with the mounting plate through the mounting plate corresponding to different mounting holes to adjust the height of the screen 1.

The height adjusting devices 2-3 are connected with the screen 1 through telescopic rods, and the power of the telescopic rods can be hydraulic or pneumatic. In the embodiment, the telescopic rod is a hydraulic rod 2-4, and the screen 1 can be turned up by 90 degrees by extending the hydraulic rod 2-4.

The fixed ends of the hydraulic rods 2-4 are fixedly connected with the height adjusting device 3, and the rod heads of the hydraulic rods 2-4 are fixed at the lower position of the side surface of the screen 1. The lower side of the connecting position of the rod head and the screen 1 is provided with a lock shaft 2-6, and the lower side of the mounting plate is provided with a lock catch 2-5 matched with the lock shaft 2-6.

After the screen 1 is turned down, the lock shaft 2-6 is hung on the lock catch 2-5 to fix the screen 1. When the lock catch 2-5 is pulled open, the lock shaft 2-6 on the screen 1 can be separated, and the screen 1 is upturned by 90 degrees when the hydraulic rod 2-4 pushes open, so that the maintenance of internal equipment is facilitated.

In the embodiment, the screen 1 adopts an ultrathin structure to reduce the occupancy rate of the installation space; the structure of the projection box 3 is prior art and will not be described herein.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A front maintenance projection unit is characterized by comprising a screen, a slide rail device and a projection box body, wherein the screen is arranged on the front side of the projection box body through the slide rail device;

2. The front maintenance projection unit of claim 1, wherein a lock catch is fixed on a side of the height adjusting device away from the sliding plate, and a lock shaft matched with the lock catch is arranged on a side of the telescopic rod at the mounting end of the telescopic rod and the screen.

3. The front maintenance projection unit of claim 1, wherein the slide rail arrangement further comprises a slide track for engaging the slide plate.

4. A front maintenance projection unit according to claim 1, wherein the telescopic rod is a hydraulic rod.

5. A front maintenance projection unit according to claim 1, wherein the height adjustment means is mounted perpendicular to the sliding panel.

6. The front-maintenance projection unit of claim 5, wherein the height adjustment device comprises a mounting plate, the mounting plate is provided with mounting holes at intervals, and the screen is fixed with the mounting plate through the mounting holes.