CN221378389U - Modularized PGU convenient for assembly and repair - Google Patents

Abstract

The utility model relates to the technical field of modularized PGU, and discloses a modularized PGU convenient to assemble and repair, which comprises a shell, wherein a driving plate is arranged in the shell, a chip is arranged on the driving plate, a control plate is arranged in the shell, a radiator is arranged in the shell, a ray machine is arranged in the shell, an imaging piece is arranged in the shell, the shell comprises an upper shell, the bottom end of the upper shell is movably connected with a lower shell, a clamping cylinder is fixedly arranged at the edge of the bottom end of the upper shell, a clamping column is fixedly arranged at the edge of the top end of the lower shell, the inner cavity of the clamping cylinder is movably clamped with the outer surface of the clamping column, and the diameter and the size of the inner cavity of the clamping cylinder are matched with the diameter and the size of the outer surface of the clamping column. The utility model can radiate the heat of the chip on the driving board without overhauling and repairing in dust-free environment.

Description

Modularized PGU convenient for assembly and repair

Technical Field

The utility model relates to the technical field of modularized PGU, in particular to a modularized PGU convenient to assemble and repair.

Background

The AR-HUD, i.e. a combination of AR technology and head-up display, is a new technology for integrating real world information and virtual world information in a seamless manner, and the goal of this technology is to cover the virtual world on the screen and interact with the real world, HUD, which is we often say head-up display, while AR-HUD is an optical projection system, whose image source part (modularized PGU, i.e. optical machine part) is an important part, which occupies a significant proportion of the product hardware cost, and is also the biggest factor determining the volume of the whole AR-HUD.

The driving plate and the control plate in the current modularized PGU are arranged in the optical machine or in the cavity where the optical lens is arranged, when overhauling or replacing, operations such as overhauling, repairing and the like are needed to be carried out in a dust-free environment, and maintenance conditions are severe, so that the modularized PGU convenient to assemble and repair is provided.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a modularized PGU which is convenient to assemble and repair, has the advantages of no need of overhauling and repairing in a dust-free environment, and solves the problems of overhauling and repairing of the modularized PGU in the dust-free environment.

(II) technical scheme

In order to achieve the purpose of not overhauling, repairing and radiating chips on a driving plate in a dust-free environment, the utility model provides the following technical scheme: the utility model provides a modularization PGU convenient to equipment and reprocess, includes the modularization PGU, the modularization PGU includes the casing, the inside of casing is provided with the drive plate, be provided with the chip on the drive plate, the inside of casing is provided with the control panel to be convenient for maintain drive plate, control panel, and need not in dustless environment;

The inside of casing is provided with the radiator, the inside of casing is provided with the ray apparatus, the inside of casing is provided with imaging member to dispel the heat.

As a preferable technical scheme of the utility model, the shell comprises an upper shell, and the bottom end of the upper shell is movably connected with a lower shell so as to facilitate the assembly of the shell.

As a preferable technical scheme of the utility model, the clamping cylinder is fixedly arranged at the bottom end edge of the upper shell, the clamping column is fixedly arranged at the top end edge of the lower shell, the inner cavity of the clamping cylinder is movably clamped with the outer surface of the clamping column, and the diameter and the size of the inner cavity of the clamping cylinder are matched with the diameter and the size of the outer surface of the clamping column so as to facilitate assembly, and the operation is simple and quick.

As a preferable technical scheme of the utility model, the inner cavity of the shell is provided with a cavity, and the cavity is divided into a first cavity and a second cavity so as to achieve the aim of isolation.

As a preferable technical scheme of the utility model, the driving plate and the control plate are positioned in the first cavity, the optical machine and the imaging piece are positioned in the second cavity, and the optical machine and the imaging piece are arranged in the second cavity by arranging the driving plate and the control plate in the first cavity so as to be convenient for isolation installation.

As a preferable technical scheme of the utility model, the wire harness dust-proof sleeve is sleeved on the radiator, a heat-dissipation copper block used for heat dissipation is arranged on the radiator, heat-conduction silicone grease is arranged on the heat-dissipation copper block, and the chip on the driving board can expose copper below the PCB corresponding to the chip and is contacted with the heat-conduction silicone grease so as to realize heat dissipation.

As a preferable technical scheme of the utility model, the radiator is provided with the wire harness via hole, and the redundant gap after the wire harness via hole is passed through is eliminated through the wire harness dust cover, so that the redundant gap after the wire harness via hole is passed through is eliminated conveniently.

(III) beneficial effects

Compared with the prior art, the utility model provides a modularized PGU which is convenient to assemble and repair, and has the following beneficial effects:

1. This modularization PGU convenient to equipment and reprocess installs optical engine and imaging member in the second cavity through installing drive plate and control panel in first cavity to reach the purpose of keeping apart, when maintaining the maintenance, only need open the epitheca can, and do not have the influence to optical engine and imaging member, thereby conveniently maintain drive plate, control panel, and need not in dustless environment.

2. This modularization PGU convenient to equipment and reprocess is through on the inferior valve is assembled the epitheca, and the joint post joint on inferior valve top edge this moment is the joint section of thick bamboo inner chamber on epitheca bottom edge to epitheca and inferior valve form the casing, thereby conveniently assemble, and easy operation is swift.

3. This modularization PGU convenient to equipment and reprocess eliminates unnecessary clearance behind the pencil via hole line through pencil dirt proof boot, and the chip on the drive plate can expose copper in the PCB below that the chip corresponds to with heat conduction silicone grease contact, in order to realize the heat dissipation, thereby conveniently dispel the heat to the chip on the drive plate.

Drawings

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is a side perspective view of the present utility model;

FIG. 3 is an exploded perspective view of the present utility model;

FIG. 4 is a perspective view of the drive and control plates of the present utility model;

FIG. 5 is a perspective view of a light engine and an imaging member according to the present utility model

Fig. 6 is a perspective view of a heat sink according to the present utility model.

In the figure: 1. a modular PGU; 11. a housing; 111. an upper case; 112. a lower case; 12. a driving plate; 13. a control board; 14. a wire harness dust cover; 15. a heat sink; 16. a light machine; 17. an imaging member.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

Example 1

Referring to fig. 1 to 5, for a first embodiment of the present utility model, there is provided a modular PGU for easy assembly and repair, including a modular PGU1, the modular PGU1 including a housing 11, a driving board 12 provided inside the housing 11, a chip provided on the driving board 12, and a control board 13 provided inside the housing 11;

The inside of the housing 11 is provided with a heat sink 15, the inside of the housing 11 is provided with an optical engine 16, and the inside of the housing 11 is provided with an imaging member 17.

The shell 11 comprises an upper shell 111, a lower shell 112 is movably connected to the bottom end of the upper shell 111, and the upper shell 111 is movably connected with the lower shell 112 in a clamping manner.

The bottom edge of the upper shell 111 is fixedly provided with a clamping cylinder, the top edge of the lower shell 112 is fixedly provided with a clamping column, the inner cavity of the clamping cylinder is movably clamped with the outer surface of the clamping column, and the diameter and the size of the inner cavity of the clamping cylinder are matched with the diameter and the size of the outer surface of the clamping column.

In the use process, the upper shell 111 is assembled on the lower shell 112, at this time, the clamping column on the edge of the top end of the lower shell 112 is clamped in the inner cavity of the clamping cylinder on the edge of the bottom end of the upper shell 111, and the upper shell 111 and the lower shell 112 form the shell 11, so that the assembly is convenient, and the operation is simple and quick.

Example 2

Referring to fig. 1-6, a second embodiment of the present utility model is shown, which differs from the first embodiment in that: the inner cavity of the housing 11 is provided with a chamber divided into a first chamber and a second chamber.

The drive plate 12 and the control plate 13 are located in a first chamber, and the optics 16 and the imaging member 17 are located in a second chamber.

During the use, through installing drive plate 12 and control panel 13 in first cavity, install optical engine 16 and formation of image piece 17 in the second cavity to reach the purpose of keeping apart, when maintaining the maintenance, only need open upper shell 111 can, and do not have the influence to optical engine 16 and formation of image piece 17, thereby conveniently maintain drive plate 12, control panel 13, and need not in dustless environment.

Example 3

Referring to fig. 1-6, a third embodiment of the present utility model is shown, which differs from the second embodiment in that: the wire harness dust cover 14 is sleeved on the radiator 15, a radiating copper block used for radiating is arranged on the radiator 15, and heat conduction silicone grease is arranged on the radiating copper block.

The heat sink 15 is provided with a harness via hole.

In the use process, unnecessary gaps after wire passing of wire harness through holes (wire harness through holes are formed in the radiator 15) are eliminated through the wire harness dust cover 14, and the chips on the driving plate 12 are exposed out of copper below the PCBs corresponding to the chips and are in contact with the heat conduction silicone grease, so that heat dissipation is realized, and the chips on the driving plate 12 are conveniently dissipated.

The rest of the structure is the same as that of embodiment 1.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims (7)

1. A modular PGU for ease of assembly and repair, comprising a modular PGU (1), characterized in that: the modularized PGU (1) comprises a shell (11), wherein a driving plate (12) is arranged in the shell (11), a chip is arranged on the driving plate (12), and a control plate (13) is arranged in the shell (11);

The inside of casing (11) is provided with radiator (15), the inside of casing (11) is provided with ray apparatus (16), the inside of casing (11) is provided with imaging member (17).

2. A modular PGU for facilitating assembly and repair according to claim 1, wherein: the shell (11) comprises an upper shell (111), and the bottom end of the upper shell (111) is movably connected with a lower shell (112).

3. A modular PGU for facilitating assembly and repair according to claim 2, wherein: the bottom edge of epitheca (111) fixed mounting has a joint section of thick bamboo, the top edge of inferior valve (112) fixed mounting has a joint post, movable joint between the inner chamber of joint section of thick bamboo and the surface of joint post to the inner chamber diameter, the size of joint section of thick bamboo and the surface diameter, the size homoenergetic adaptation of joint post.

4. A modular PGU for facilitating assembly and repair according to claim 2, wherein: the inner cavity of the shell (11) is provided with a cavity, and the cavity is divided into a first cavity and a second cavity.

5. A modular PGU according to claim 3, wherein the PGU is easy to assemble and repair: the driving plate (12) and the control plate (13) are positioned in the first cavity, and the optical machine (16) and the imaging piece (17) are positioned in the second cavity.

6. A modular PGU for facilitating assembly and repair according to claim 1, wherein: the wire harness dustproof sleeve (14) is sleeved on the radiator (15), a radiating copper block used for radiating is arranged on the radiator (15), and heat conduction silicone grease is arranged on the radiating copper block.

7. The modular PGU of claim 6, wherein the PGU is easy to assemble and repair: and the radiator (15) is provided with a wire harness via hole.