CN219778081U - Shell structure of engineering projector - Google Patents

Abstract

The utility model discloses a shell structure of an engineering projector, which comprises a shell body, wherein a mounting groove is formed in the center position of the front side wall of the shell body, a threaded hole is formed in each of four corners of the front side wall of the shell body, a rotating shaft seat is fixedly arranged in the center position of the outer side wall of each of two ends of the shell body, a front cover is fixedly arranged on the outer side wall of the front end of the shell body through four screws, a supporting frame is fixedly connected to the bottom wall of a rotating end in the middle of the rotating shaft seat, and the two supporting frames are symmetrically arranged and fixedly connected with the same base. According to the utility model, the adjustable support frame structure is integrally arranged, namely, the front side and the rear side of the outer shell are respectively fixedly provided with the rotating shaft seat, the rotating ends of the rotating shaft seats are fixedly connected with the support frame, and after the combined installation of the overall engineering projector outer shell structure is carried out through the base fixedly connected with the bottom end of the support frame, the flexible rotation station adjustment can be carried out on the main engineering projector outer shell.

Description

Shell structure of engineering projector

Technical Field

The utility model relates to the field of engineering projector components, in particular to a shell structure of an engineering projector.

Background

Among Projection display devices, projection display is classified into Front Projection (Front Projection) and Rear Projection (Rear Projection) in a Projection manner, and projectors, that is, devices for Front Projection display, are generally classified into LCD projectors, DLP projectors, and LCOS projectors in terms of display devices, which use a micro display chip as a main element for imaging. The project projector has larger projection area, longer distance and high brightness, generally supports a multi-bulb mode, can better cope with large and changeable installation environments, and is very suitable for the fields of education, media, government and the like.

The utility model of the prior art with the publication number of CN208636640U relates to a shell structure of an engineering projector, which comprises a supporting table, wherein a telescopic table is fixedly arranged on the supporting table, a fixing device is movably arranged on the telescopic table, and the top of the fixing device is provided with a heat dissipation device; fixing device, it is including setting up at the shell body of flexible bench top, set up in shell body bottom and with flexible bench top assorted limit groove, set up in shell body bottom and be located the screw hole of a limit groove both sides, cartridge respectively in screw hole and with screw hole assorted threaded rod, set up the baffle in the threaded rod bottom, set up in the shell body and be located the stopper at threaded rod top, set up at the clamp plate that this internal and bottom both ends of shell are connected with the stopper respectively, set up in the clamp plate bottom and with stopper assorted No. two limit grooves respectively, set up the rectangular opening No. one at shell body top.

However, the above device has the following problems in use: when the shell structure of the existing engineering projector is used, the shell structure of the existing engineering projector lacks an adjustable supporting frame structure, after the shell structure of the whole engineering projector is assembled and installed, the shell of the main engineering projector cannot be flexibly rotated to adjust the working position, and in addition, the shell structure of the existing engineering projector lacks a front cover structural design which is beneficial to disassembly and assembly, and when components in the shell structure of the engineering projector are replaced and assembled, the front cover cannot be conveniently disassembled and assembled.

Disclosure of Invention

The utility model aims to solve the technical problem that the shell structure of the existing engineering projector lacks an adjustable supporting structure and a front cover structure design which is beneficial to disassembly and assembly.

In order to solve the technical problems, the utility model adopts a technical scheme that: the utility model provides an engineering projector's shell structure, which comprises an outer shell body, the mounting groove has been seted up to shell body front side wall central point put, a screw hole has respectively been seted up at four corners of shell body front side wall, respectively fixed mounting has a pivot seat in shell body both ends lateral wall central point put, shell body front end lateral wall has the protecgulum through four screw fixed mounting, the rotation end bottom wall fixedly connected with support frame in pivot seat middle part, two the support frame is the symmetry form setting and the same base of diapire fixedly connected with, a mounting hole has respectively been seted up at four corners of base diapire.

Through above-mentioned technical scheme, wholly be provided with adjustable support frame structure, respectively fixed mounting has a pivot seat around the shell body, its rotation end fixedly connected with support frame, after carrying out the combination installation of whole engineering projector shell structure through support frame bottom fixed connection's base, can carry out nimble rotation station to main part engineering projector shell and adjust.

The utility model is further provided with: through holes are formed between the front side wall and the rear side wall of the four corners of the front cover, screws on the corresponding sides of the through holes are connected in a sliding mode in the through holes, screws on the corresponding sides of the screws are connected in a threaded mode in the threaded holes, matching holes are formed between the center positions of the front side wall and the rear side wall of the front cover, and the front side wall of the front cover is located at an opening of the matching holes and fixedly connected with a mounting sleeve.

Through above-mentioned technical scheme, the shell structure of whole engineering projector adopts the protecgulum structural design that does benefit to the dismouting, and four corners in shell body front end are provided with the screw hole promptly, and cooperation screw fixation has the protecgulum, carries out the inside components and parts of shell structure of engineering projector and changes and during the equipment work, can carry out the convenient dismouting of its protecgulum.

The utility model is further provided with: two groups of clamping strips are symmetrically and fixedly connected to two side walls of the mounting groove, each group of clamping strips are arranged in an up-down symmetrical mode, a first matching groove is formed in the middle of the upper portion of the rear side wall of the mounting groove, a second matching groove is formed in the middle of the lower portion of the rear side wall of the mounting groove, two groups of heat dissipation holes are symmetrically formed in the rear side wall of the mounting groove, and each group of heat dissipation holes are arranged in a plurality of horizontal equidistant modes.

Through the technical scheme, after the components of the engineering projector are matched and installed and fixed in the outer shell installation groove, the engineering projector components inside the engineering projector can radiate heat through a plurality of radiating holes on two sides.

The beneficial effects of the utility model are as follows:

according to the utility model, through the arrangement of the adjustable supporting frame structure, namely, the front side and the rear side of the outer shell are respectively fixedly provided with the rotating shaft seat, the rotating ends of the rotating shaft seats are fixedly connected with the supporting frame, and after the combined installation of the overall engineering projector outer shell structure is carried out through the base fixedly connected with the bottom end of the supporting frame, the flexible rotation station adjustment can be carried out on the main engineering projector outer shell;

2. the front cover structure is designed by adopting the casing structure of the whole engineering projector, namely, screw holes are formed in four corners of the front end of the casing body, and the front cover is fixed by matching with screws, so that the front cover can be conveniently dismounted when components in the casing structure of the engineering projector are replaced and assembled.

Drawings

FIG. 1 is a perspective view of one side of the whole of the present utility model;

FIG. 2 is an overall other side perspective view of the present utility model;

fig. 3 is a perspective view of the main body of the present utility model.

In the figure: 1. an outer housing; 2. a mounting groove; 3. clamping strips; 4. a first mating groove; 5. a second mating groove; 6. a heat radiation hole; 7. a threaded hole; 8. a rotating shaft seat; 9. a support frame; 10. a base; 11. a mounting hole; 12. a screw; 13. a front cover; 14. a mating hole; 15. and (5) installing a sleeve.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Referring to fig. 1-3, a housing structure of an engineering projector includes a housing 1, a mounting groove 2 is formed in a central position of a front side wall of the housing 1, a threaded hole 7 is formed in each of four corners of the front side wall of the housing 1, a rotating shaft seat 8 is fixedly mounted in each of central positions of outer side walls of two ends of the housing 1, a front cover 13 is fixedly mounted on an outer side wall of the front end of the housing 1 through four screws 12, a supporting frame 9 is fixedly connected to a bottom wall of a rotating end in the middle of the rotating shaft seat 8, two supporting frames 9 are symmetrically arranged and are fixedly connected to the same base 10, a mounting hole 11 is formed in each of four corners of a bottom wall of the base 10, an adjustable supporting frame 9 structure is integrally arranged, namely, the front side and the rear side of the housing 1 are fixedly mounted with the rotating shaft seat 8, the rotating ends of the supporting frames 9 are fixedly connected to the base 10 through the bottom end of the supporting frame 9, and flexible rotation station adjustment can be performed on the housing of the main engineering projector.

As shown in fig. 1-3, through holes are formed between front and rear side walls of four corners of the front cover 13, screws 12 on one corresponding side of the front cover are slidably connected in the through holes, screws 12 on one corresponding side of the front cover are connected in the threaded holes 7 in a threaded manner, a matching hole 14 is formed between center positions of the front and rear side walls of the front cover 13, mounting sleeves 15 are fixedly connected to the front side walls of the front cover 13 and the openings of the matching holes 14, the front cover 13 is designed to be convenient to disassemble and assemble, namely, threaded holes 7 are formed in four corners of the front end of the outer shell 1, the front cover 13 is fixed in the matching screws 12, and the front cover can be disassembled and assembled conveniently when components in the outer shell structure of the engineering projector are replaced.

As shown in fig. 1-3, two groups of clamping strips 3 are fixedly connected to two side walls of the mounting groove 2 in a symmetrical mode, each group of clamping strips 3 is arranged in an up-down symmetrical mode, a first matching groove 4 is formed in the middle of the upper portion of the rear side wall of the mounting groove 2, a second matching groove 5 is formed in the middle of the lower portion of the rear side wall of the mounting groove 2, two groups of heat dissipation holes 6 are formed in the symmetrical mode in the rear side wall of the mounting groove 2, each group of heat dissipation holes 6 are arranged in a plurality of horizontal equidistant mode, and after components of the engineering projector are matched and mounted and fixed in the mounting groove 2 of the outer shell 1, heat dissipation work is performed on the components of the engineering projector through the plurality of heat dissipation holes 6 on two sides.

When the utility model is used, the adjustable supporting frame 9 structure is integrally arranged, namely, the front side and the rear side of the outer shell body 1 are respectively fixedly provided with a rotating shaft seat 8, the rotating ends of the rotating shaft seats are fixedly connected with the supporting frames 9, after the combined installation of the outer shell structure of the whole engineering projector is carried out through the base 10 fixedly connected with the bottom ends of the supporting frames 9, the outer shell of the main engineering projector can be flexibly rotated to adjust the working position, the outer shell structure of the whole engineering projector adopts the front cover 13 structure design which is favorable for disassembly, namely, screw holes 7 are arranged at four corners of the front end of the outer shell body 1, the front cover 13 is fixed by matching screws 12, the front cover can be conveniently disassembled and assembled when the components in the outer shell structure of the engineering projector are replaced and assembled, and besides, after the components of the engineering projector are matched and installed and fixed in the mounting groove 2 of the outer shell body 1, the inner engineering projector components can be subjected to heat dissipation work through a plurality of heat dissipation holes 6 on the two sides.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims (7)

1. The utility model provides an engineering projector's shell structure, includes shell body (1), its characterized in that: the center of the front side wall of the outer shell (1) is provided with a mounting groove (2), four corners of the front side wall of the outer shell (1) are respectively provided with a threaded hole (7), and the center of the outer side walls at two ends of the outer shell (1) is fixedly provided with a rotating shaft seat (8);

the front cover (13) is fixedly arranged on the outer side wall of the front end of the outer shell (1) through four screws (12), and the support frame (9) is fixedly connected with the bottom wall of the rotating end in the middle of the rotating shaft seat (8);

two support frames (9) are symmetrically arranged, the bottom wall is fixedly connected with the same base (10), and four corners of the bottom wall of the base (10) are respectively provided with a mounting hole (11).

2. The housing structure of an engineering projector of claim 1, wherein: through holes are formed between the front side wall and the rear side wall of the four corners of the front cover (13), and screws (12) on the corresponding sides of the through holes are connected in a sliding mode.

3. The housing structure of an engineering projector of claim 1, wherein: the screw hole (7) is internally connected with a screw (12) at the corresponding side.

4. The housing structure of an engineering projector of claim 1, wherein: a matching hole (14) is formed between the central positions of the front side wall and the rear side wall of the front cover (13), and a mounting sleeve (15) is fixedly connected to the front side wall of the front cover (13) and positioned at the opening of the matching hole (14).

5. The housing structure of an engineering projector of claim 1, wherein: two groups of clamping strips (3) are fixedly connected to two side walls of the mounting groove (2) in a symmetrical mode, and each group of clamping strips (3) are arranged in an up-down symmetrical mode.

6. The housing structure of an engineering projector of claim 1, wherein: the middle part of the upper part of the rear side wall of the mounting groove (2) is provided with a first matching groove (4), and the middle part of the lower part of the rear side wall of the mounting groove (2) is provided with a second matching groove (5).

7. The housing structure of an engineering projector of claim 1, wherein: two groups of radiating holes (6) are symmetrically formed in the rear side wall of the mounting groove (2), and each group of radiating holes (6) are multiple and are horizontally equidistantly arranged.