CN212900675U

CN212900675U - Outdoor projection screen shell with folding and dismounting structure

Info

Publication number: CN212900675U
Application number: CN202021276522.1U
Authority: CN
Inventors: 张夏芬
Original assignee: Hangzhou Xianrui Digital Technology Co ltd
Current assignee: Hangzhou Xianrui Digital Technology Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-04-06
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses an outdoor projection screen shell with folding dismantlement structure, including half first shell, bracing piece, connecting rod, peg graft pole, half second shell and block pole, the holding tank has been seted up to the left part inner wall of half first shell inside, and the inside linking groove of having seted up of the middle inner wall of half first shell to the left side welded fastening of half first shell has first connecting block, the inboard welded fastening of right-hand member of bracing piece has the axis of rotation, and the surface of axis of rotation is provided with the connecting rod, the spacing groove has been seted up to the inside of first connecting block, and the upper surface of first connecting block is provided with the peg graft pole to the inside lower surface welded fastening of first connecting block has reset spring, the inside of spacing groove is provided with the connecting plate. This outdoor projection screen shell with folding dismantlement structure is provided with bracing piece, axis of rotation and connecting rod, can make outdoor projection screen shell conveniently fold, has improved the conveying efficiency of outdoor projection screen shell.

Description

Outdoor projection screen shell with folding and dismounting structure

Technical Field

The utility model relates to an outdoor projection screen shell technical field specifically is an outdoor projection screen shell with folding dismantlement structure.

Background

People can enrich the spirit world of oneself through some activities of entertainment such as watching movies when in leisure, and along with the development of scientific technology, high definition movie not only can be viewed in the cinema, through outdoor projection, also can satisfy people's demand, especially some remote areas.

Some existing outdoor projection screen shells have the following problems:

the existing outdoor projection screen shell is inconvenient to carry, and the length of the shell is long, so that the shell is inconvenient to fold, the occupied space of the whole device is large, and the transportation efficiency of the shell is reduced;

secondly, the installation of being not convenient for, some outdoor projection screen shells of current are when installing, come to screw up the screw through the instrument of specialty, and the bolt installation need be to the hole one by one, still prevent that the instrument when screwing up the screw, prevent that the screw from appearing the opening or turning over the end etc to make the shell be not convenient for dismantle the installation.

We have proposed an outdoor projection screen housing having a folding and disassembling structure so as to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an outdoor projection screen shell with folding dismantlement structure to solve some outdoor projection screen shells that have now on the existing market that above-mentioned background art provided and be not portable and the problem of the installation of being not convenient for.

In order to achieve the above object, the utility model provides a following technical scheme: an outdoor projection screen shell with a folding and disassembling structure comprises a first half shell, a supporting rod, a connecting rod, an inserting rod, a second half shell and a clamping rod, wherein a containing groove is formed in the inner wall of the left part of the first half shell, a connecting groove is formed in the inner wall of the middle part of the first half shell, a first connecting block is fixedly welded on the surface of the left side of the first half shell, the supporting rod is arranged in the connecting groove, a rotating shaft is fixedly welded on the inner side of the right end of the supporting rod, the connecting rod is arranged on the outer surface of the rotating shaft, a limiting groove is formed in the first connecting block, the inserting rod is arranged on the upper surface of the first connecting block, a reset spring is fixedly welded on the lower surface of the inner part of the first connecting block, a connecting plate is arranged in the limiting groove, a second connecting block is fixedly welded on the rear end of the connecting plate, the second half shell is fixedly welded, and the rear side surface of the second half shell is fixedly welded with a clamping rod.

Preferably, the support rod and the connecting rod form a sliding structure with the first half shell and the second half shell through the connecting grooves, and the support rod forms a rotating structure with the connecting rod through the rotating shaft.

Preferably, the insertion rod and the first connecting block form a sliding structure, the insertion rod is in a cross shape, and the transverse area of the insertion rod is larger than the cross-sectional area of the return spring.

Preferably, the return spring and the insertion rod form an elastic structure, and the deformation amount of the return spring and the distance between the transverse upper surface of the insertion rod and the inner lower surface of the first connecting block are both greater than the length of the overlapping part of the insertion rod and the connecting plate.

Preferably, the connection mode between connecting plate and the spliced pole is for inlaying the connection, and the connecting plate is provided with two sets of with the axis symmetry of second half shell.

Preferably, the connection mode between the clamping rod and the accommodating groove is clamping connection, and the accommodating groove is arranged around the front surface of the first half shell at equal intervals.

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

one, this outdoor projection screen shell with folding dismantlement structure is provided with the bracing piece, axis of rotation and connecting rod, when needing to carry out folding transportation to outdoor projection screen shell, stimulate the left and right sides both ends of first half shell, thereby make first half shell slide on connecting rod and bracing piece, then rotate the left and right sides both ends of first half shell, thereby make the bracing piece rotate on the connecting rod through the axis of rotation, then can make first half shell folded, and then can make the folding of outdoor projection screen shell light, second half shell is the same, and then make outdoor projection screen shell when transporting, the space that occupies is littleer, thereby make the transport efficiency of outdoor projection screen shell higher;

two, this outdoor projection screen shell with folding dismantlement structure is provided with the spacing groove, the inserted link, reset spring, the connecting plate, join groove and block pole, when needs are dismantled outdoor projection screen shell, the pulling inserted link, the inserted link slides on first connecting block, thereby make reset spring compressed, and then make the inserted link break away from with the mosaic state of connecting plate, half shell of first half of pulling and second around then, make the block pole with extract from holding the inslot, then make half shell of first half and second can relax by the dismantlement, when needing to install, do with above-mentioned step can reversely, and then make things convenient for the staff to dismantle outdoor projection screen shell, staff's work efficiency has been improved.

Drawings

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

FIG. 2 is a schematic view of a first half-shell bottom cross-sectional structure of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 2B according to the present invention;

fig. 5 is a schematic structural diagram of the point C in fig. 2 according to the present invention.

In the figure: 1. a first half shell; 2. accommodating grooves; 3. a first connection block; 4. a support bar; 5. a rotating shaft; 6. a connecting rod; 7. a limiting groove; 8. a plug rod; 9. a return spring; 10. a connecting plate; 11. a second connecting block; 12. a second half shell; 13. a joining groove; 14. and (5) clamping the rod.

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.

Referring to fig. 1-5, the present invention provides a technical solution: an outdoor projection screen shell with a folding and disassembling structure comprises a first half shell 1, a containing groove 2, a first connecting block 3, a support rod 4, a rotating shaft 5, a connecting rod 6, a limiting groove 7, an inserting rod 8, a reset spring 9, a connecting plate 10, a second connecting block 11, a second half shell 12, a connecting groove 13 and a clamping rod 14, wherein the containing groove 2 is arranged inside the inner wall of the left part of the first half shell 1, the connecting groove 13 is arranged inside the inner wall of the middle part of the first half shell 1, the first connecting block 3 is fixedly welded on the surface of the left side of the first half shell 1, the support rod 4 is arranged inside the connecting groove 13, the rotating shaft 5 is fixedly welded on the inner side of the right end of the support rod 4, the connecting rod 6 is arranged on the outer surface of the rotating shaft 5, the limiting groove 7 is arranged inside the first connecting block 3, the inserting rod 8 is arranged on the upper surface of the first connecting block 3, the reset spring 9 is fixedly welded on the lower, the inside of spacing groove 7 is provided with connecting plate 10, and the rear end welded fastening of connecting plate 10 has second connecting block 11, and half shell 12 of right-hand member welded fastening of second connecting block 11 has the second, and the rear side surface welded fastening of half shell 12 of second has block pole 14.

The bracing piece 4, connecting rod 6 all constitute sliding construction through linking up groove 13 and half first shell 1, half second shell 12, and bracing piece 4 passes through axis of rotation 5 and connecting rod 6 constitution rotating construction, can make half first shell 1 and half second shell 12 light by folding, make things convenient for the staff to transport outdoor projection screen shell then.

The plug-in rod 8 and the first connecting block 3 form a sliding structure, the appearance of the plug-in rod 8 is in a cross shape, and the transverse area of the plug-in rod 8 is larger than the cross-sectional area of the reset spring 9, so that the worker can conveniently detach and install the outdoor projection screen shell.

The elastic structure is composed of the reset spring 9 and the insertion rod 8, the deformation amount of the reset spring 9 and the distance between the transverse upper surface of the insertion rod 8 and the inner lower surface of the first connecting block 3 are both larger than the length of the overlapping part of the insertion rod 8 and the connecting plate 10, and the insertion rod 8 can be completely separated from the embedded connection state with the connecting plate 10.

The connection mode between connecting plate 10 and bayonet joint 8 is for inlaying the connection, and connecting plate 10 is provided with two sets ofly about the axis symmetry of second half shell 12, can be fixed tightly first half shell 1 and second half shell 12.

The connected mode between block pole 14 and the holding tank 2 is connected for the block, and holding tank 2 equidistant seting up around the front surface of first half shell 1, can make first half shell 1 and the preliminary laminating of second half shell 12 be in the same place, makes things convenient for staff's operation.

The working principle is as follows: when the outdoor projection screen shell with the folding and disassembling structure is used, firstly, as shown in fig. 1, 3 and 5, when the outdoor projection screen shell needs to be disassembled, the plug rod 8 is pulled to enable the plug rod 8 to slide on the first connecting block 3, so that the reset spring 9 is compressed, because the deformation quantity of the reset spring 9 and the distance between the transverse surface of the plug rod 8 and the inner lower surface of the first connecting block 3 are both larger than the length of the superposition part of the plug rod 8 and the connecting plate 10, the plug rod 8 can be separated from the embedding state of the connecting plate 10, then the first half shell 1 and the second half shell 12 are pulled back and forth, the clamping rod 14 is pulled out from the accommodating groove 2, and then the first half shell 1 and the second half shell 12 can be easily disassembled, when the outdoor projection screen shell needs to be assembled, the steps are reversed, so that a worker can conveniently disassemble the outdoor projection screen shell, the working efficiency of workers is improved;

according to fig. 2 and 4, when the outdoor projection screen shell needs to be folded and transported, the left and right ends of the first half shell 1 are pulled, so that the first half shell 1 slides on the connecting rod 6 and the supporting rod 4, then the left and right ends of the first half shell 1 are rotated, so that the supporting rod 4 rotates on the connecting rod 6 through the rotating shaft 5, then the first half shell 1 can be folded, and further the outdoor projection screen shell can be easily folded, the second half shell 12 is folded in the same way, and further the outdoor projection screen shell occupies a smaller space during transportation, so that the transportation efficiency of the outdoor projection screen shell is higher, which is the working principle of the outdoor projection screen shell with the folding and disassembling structure, and the contents not described in detail in the specification belong to the prior art known by those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an outdoor projection screen shell with folding dismantlement structure, includes half first shell (1), bracing piece (4), connecting rod (6), bayonet pole (8), half second shell (12) and block pole (14), its characterized in that: the inner wall of the left part of the first half shell (1) is internally provided with a containing groove (2), the inner wall of the middle part of the first half shell (1) is internally provided with a connecting groove (13), the left side surface of the first half shell (1) is fixedly welded with a first connecting block (3), the inside of the connecting groove (13) is provided with a supporting rod (4), the inner side of the right end of the supporting rod (4) is fixedly welded with a rotating shaft (5), the outer surface of the rotating shaft (5) is provided with a connecting rod (6), the inside of the first connecting block (3) is provided with a limiting groove (7), the upper surface of the first connecting block (3) is provided with an inserting rod (8), the inner lower surface of the first connecting block (3) is fixedly welded with a reset spring (9), the inside of the limiting groove (7) is provided with a connecting plate (10), and the rear end of the connecting plate (10) is fixedly welded with a, the right end welded fastening of second connecting block (11) has second half shell (12), and the rear side surface welded fastening of second half shell (12) has block pole (14).

2. The outdoor projection screen housing with the folding and disassembling structure as claimed in claim 1, wherein: bracing piece (4), connecting rod (6) all constitute sliding construction through linking up groove (13) and half first shell (1), half second shell (12), and rotation structure is constituteed through axis of rotation (5) and connecting rod (6) in bracing piece (4).

3. The outdoor projection screen housing with the folding and disassembling structure as claimed in claim 1, wherein: the plug rod (8) and the first connecting block (3) form a sliding structure, the plug rod (8) is in a cross shape, and the transverse area of the plug rod (8) is larger than the cross-sectional area of the return spring (9).

4. The outdoor projection screen housing with the folding and disassembling structure as claimed in claim 1, wherein: the reset spring (9) and the insertion rod (8) form an elastic structure, and the deformation amount of the reset spring (9) and the distance between the transverse upper surface of the insertion rod (8) and the inner lower surface of the first connecting block (3) are both greater than the length of the overlapping part of the insertion rod (8) and the connecting plate (10).

5. The outdoor projection screen housing with the folding and disassembling structure as claimed in claim 1, wherein: the connecting mode between connecting plate (10) and bayonet joint pole (8) is for inlaying the connection, and connecting plate (10) are provided with two sets of about the axis symmetry of second half shell (12).

6. The outdoor projection screen housing with the folding and disassembling structure as claimed in claim 1, wherein: the clamping rod (14) and the accommodating groove (2) are connected in a clamping mode, and the accommodating groove (2) is arranged on the periphery of the front surface of the first half shell (1) at equal intervals.