CN218350690U

CN218350690U - Projector with a light source

Info

Publication number: CN218350690U
Application number: CN202222583135.8U
Authority: CN
Inventors: 王福祥; 李绍杰; 刘斌
Original assignee: Qingdao Hisense Laser Display Co Ltd
Current assignee: Qingdao Hisense Laser Display Co Ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-20
Anticipated expiration: 2032-09-28

Abstract

The utility model discloses a projector belongs to the projection equipment field. The projector comprises a shell, a back plate, a power panel bracket, a main board bracket and at least one fixing component; the power panel bracket and the main board bracket are respectively provided with at least one fixed hole group; the fixing component comprises a screw, a positioning structure and a screw hole, the positioning structure and the screw hole are located on the back plate, the first opening in the power panel support and the third opening in the mainboard support are sleeved on the positioning structure, the second opening of the power panel support, the fourth opening of the mainboard support and the screw hole are arranged just opposite to each other, and the screw penetrates through the fourth opening of the mainboard support and the second opening of the power panel support and is in threaded connection with the screw hole. The utility model discloses a make mainboard support and power strip support sharing reference column, screw and screw, solved the comparatively complicated problem of structure of projecting apparatus among the correlation technique, realized the effect of simplifying the structure of projecting apparatus.

Description

Projector with a light source

Technical Field

The utility model relates to a projection equipment field, in particular to projecting apparatus.

Background

A projector is a device capable of projecting an image.

The utility model provides a projector includes casing, backplate, power strip support and mainboard support, and the backplate is located the casing, and has the fixed knot who is used for fixed power strip support on the backplate to and be used for fixed mainboard support's fixed knot to construct, every fixed knot constructs all includes reference column, screw and screw, is used for fixing a position and fix with power strip support and mainboard support.

However, the projector described above is complicated in structure.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a projector, technical scheme is as follows:

according to an aspect of an embodiment of the present invention, there is provided a projector, including a housing, a back plate, a power board bracket, a main board bracket, and at least one fixing component;

the power panel bracket and the mainboard bracket are respectively provided with at least one fixed hole group, the fixed hole group of the power panel bracket comprises a first opening and a second opening, and the fixed hole group of the mainboard bracket comprises a third opening and a fourth opening;

the back plate is mounted in the housing;

the fixing component comprises a screw, a positioning structure and a screw hole, the positioning structure and the screw hole are located on the back plate, a first opening in the power panel support and a third opening in the mainboard support are sleeved on the positioning structure, a second opening of the power panel support, a fourth opening of the mainboard support and the screw hole are arranged in an opposite mode, and the screw penetrates through the fourth opening of the mainboard support and the second opening of the power panel support and is in threaded connection with the screw hole.

Optionally, the positioning structure includes a positioning base and a positioning column located on the positioning base, the positioning base is located on the back plate, and the first opening in the power panel support and the third opening on the main board support are sleeved on the positioning column.

Optionally, the fixing assembly further comprises a gasket, a gasket opening is formed in the gasket, the gasket is located on the power panel support and the mainboard support, the gasket opening is aligned with the second opening of the power panel support and the fourth opening of the mainboard support, and the screw penetrates through the fourth opening of the mainboard support, the gasket opening in the gasket and the second opening of the power panel support and is in threaded connection with the screw hole.

Optionally, the projector includes two of the fixing assemblies, and the two fixing assemblies are arranged along one edge of the power panel bracket.

Optionally, the back plate includes a first area and an edge area located at an edge of the first area, and the positioning structure and the screw hole are both located at the edge area;

the power panel support comprises a first support main body and a first connecting sheet which are connected, at least one fixing hole group of the power panel support is positioned on the first connecting sheet, and the first support main body and the first area of the back plate are respectively positioned on two sides of the edge area of the back plate.

Optionally, the back plate includes a plate body and fixing posts located on the plate body, and the screw holes are located in the fixing posts.

Optionally, the plate body and the fixing column are of an integral structure, and the back plate and the positioning structure are of an integral structure.

Optionally, the main board support includes a second support main body and a second connecting piece, and the first opening and the second opening are both located on the second connecting piece.

Optionally, at least one edge of the first connection tab of the power strip support is flush with at least one edge of the second connection tab of the motherboard support.

Optionally, the projector further includes a power board located on the power board support, and a main board located on the main board support.

The embodiment of the utility model provides a beneficial effect that technical scheme brought includes at least:

fixed subassembly in the projecting apparatus includes the screw, be located location structure and screw on the backplate, this location structure of first trompil in the power strip support and third trompil on the mainboard support share, the second trompil of power strip support and the fourth trompil of mainboard support share the screw just to arranging, the screw passes the fourth trompil of mainboard support and the second trompil of power strip support, and with screw threaded connection, so just realized mainboard support and power strip support sharing reference column, screw and screw, the comparatively complicated problem of structure of projecting apparatus among the correlation technique has been solved, the effect of the structure of simplified projecting apparatus has been realized.

In addition, compare in prior art, because mainboard support and power strip support sharing reference column, screw and screw, can reduce the weight of projecting apparatus on the one hand, be favorable to the lightweight of projecting apparatus, and the cost is reduced, on the other hand when installing mainboard support and power strip support, has reduced the operation of once fixing a position and screw fastening, so just promoted the production efficiency of projecting apparatus.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic configuration diagram of a projector;

fig. 2 is an enlarged schematic view of a part of the structure of the projector shown in fig. 1;

FIG. 3 is a schematic top view of the projector shown in FIG. 1;

fig. 4 is a schematic perspective view of a projector according to an embodiment of the present invention;

FIG. 5 is a schematic plan view of the projector shown in FIG. 4;

fig. 6 is an enlarged schematic view of a part of the region in the projector shown in fig. 5;

fig. 7 is a schematic partial structural diagram of a rear plate in a projector according to an embodiment of the present invention;

fig. 8 is a schematic partial structural diagram of a projector according to an embodiment of the present invention;

fig. 9 is an exploded view of the projector shown in fig. 8;

fig. 10 is a schematic structural diagram of another projector according to an embodiment of the present invention;

fig. 11 is an exploded view of the projector shown in fig. 10;

fig. 12 is a schematic structural diagram of another projector according to an embodiment of the present invention;

fig. 13 is an enlarged schematic view of the projector shown in fig. 12;

fig. 14 is a schematic view of another enlarged structure of the projector shown in fig. 12;

fig. 15 is a schematic top view of a projector according to an embodiment of the present invention.

With the above figures, certain embodiments of the present invention have been shown and described in more detail below. The drawings and the description are not intended to limit the scope of the inventive concept in any way, but rather to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

Fig. 1 is a schematic structural view of a projector, and fig. 2 is an enlarged schematic structural view of a part of the projector shown in fig. 1 (fig. 2 is an enlarged structural view of a region y1 in fig. 1). Referring to fig. 1 and 2, the projector includes a housing 11, a back plate 12, a power board bracket 13 and a main board bracket 14, wherein the back plate 12 is disposed in the housing 11, and the back plate 12 has a first fixing structure 121 for fixing the power board bracket 13 and a second fixing structure 122 for fixing the main board bracket 14, the first fixing structure 121 includes a first positioning post 121a, a first screw (not shown in fig. 1 and 2) and a first screw hole 121b, and the second fixing structure 122 includes a second positioning post 122a, a second screw (not shown in fig. 1 and 2) and a second screw hole 122b.

The first positioning column 121a penetrates through a positioning hole on the power panel bracket 13 to position the power panel bracket 13, and the first screw penetrates through an opening on the power panel bracket 13 and is in threaded connection with the first screw hole 121b on the back plate 12 to lock and fix the power panel bracket 13; the second positioning posts 122a pass through the positioning holes on the motherboard bracket 14 to position the motherboard bracket 14, and the second screws pass through the openings on the motherboard bracket 14 and are in threaded connection with the second screw holes 122b on the back plate 12 to lock and fix the motherboard bracket 14.

Above-mentioned 14 is fixed with backplate 12 between power strip support 13 and the mainboard through different fixed knot structure respectively, though realized with 14 fixed effects between power strip support 13 and the mainboard, this one side can lead to the inside structure of projecting apparatus comparatively complicated, has increased the weight and the cost of projecting apparatus, and on the other hand can lead to the process of 14 location and assembly between power strip support 13 and the mainboard comparatively loaded down with trivial details, and is consuming time longer, has reduced the production efficiency of projecting apparatus.

In addition, referring to fig. 3, fig. 3 is a schematic top view of the projector shown in fig. 1. The power board support 13 covers a portion of the back board 12 and has an overlap, and the area q1 is an overlapping area of the back board 12 and the power board support 13. However, this structure results in a large size of the rear plate 12, a large amount of material consumption, and a large weight of the projector.

The embodiment of the utility model provides a projector can solve some problems that exist in the above-mentioned projector.

Fig. 4 is a schematic perspective view of a projector according to an embodiment of the present invention, fig. 5 is a schematic plan view of the projector shown in fig. 4 (the viewing direction is a direction f1 in fig. 4, and the direction f1 may be a direction parallel to the back plate and facing the main plate support 44), and fig. 6 is an enlarged schematic structural view of a partial region (region q 1) in the projector shown in fig. 5. Please refer to fig. 4, fig. 5 and fig. 6.

The projector includes a housing 41, a back plate 42, a power board bracket 43, a main board bracket 44, and at least one fixing member 45.

The power board bracket 43 and the motherboard bracket 44 both have at least one fixing hole set, the fixing hole set of the power board bracket 43 includes a first opening k1 and a second opening k2, and the fixing hole set of the motherboard bracket 44 includes a third opening k3 and a fourth opening k4.

The back plate 42 is mounted in the housing 41. The fixing assembly 45 includes a screw 451, a positioning structure 452 and a screw hole 453, the positioning structure 452 and the screw hole 453 are located on the back plate 42, the first opening k1 in the power board bracket 43 and the third opening k3 on the motherboard bracket 44 are sleeved on the positioning structure 452, the second opening k2 of the power board bracket 43, the fourth opening k4 of the motherboard bracket 44 and the screw hole 453 are arranged opposite to each other, and the screw 451 passes through the fourth opening k4 of the motherboard bracket 44 and the second opening k2 of the power board bracket 43 and is in threaded connection with the screw hole 453.

To sum up, the embodiment of the utility model provides a fixed subassembly in projector includes the screw, be located location structure and screw on the backplate, this location structure of third trompil on first trompil in the power strip support and the mainboard support, the second trompil of power strip support and the fourth trompil of mainboard support share the screw just to arranging, the screw passes the fourth trompil of mainboard support and the second trompil of power strip support, and with screw threaded connection, so just realized mainboard support and power strip support sharing reference column, screw and screw, the comparatively complicated problem of structure of projector among the correlation technique has been solved, the effect of the structure of simplified projector has been realized.

It should be noted that, in the drawings provided by the embodiment of the present invention, what is shown is that the power strip support is located the structure of one side of the mainboard support close to the backplate, but in the projector provided by the embodiment of the present invention, the power strip support can also be located one side of the mainboard support far away from the backplate, and the embodiment of the present invention does not limit this.

Referring to fig. 7, fig. 7 is a schematic view of a portion of a back plate of a projector according to an embodiment of the present invention, in which the positioning structure 452 includes a positioning base 4521 and a positioning column 4522 located on the positioning base 4521, and the positioning base 4521 is located on the back plate 42.

In an exemplary embodiment, the back plate 42 includes a plate body 421 and fixing posts 422 on the plate body 421, and the screw holes 453 are located in the fixing posts 422.

In an exemplary embodiment, the plate 421 and the fixing post 422 are integrated, and the back plate 42 and the positioning structure 452 are integrated. This can increase the rigidity between the plate 421 and the fixing posts 422, and between the back plate 42 and the positioning structure 452.

Fig. 8 is a schematic partial structure diagram of a projector according to an embodiment of the present invention, and fig. 9 is a schematic diagram of an exploded structure (exploded structure) of the projector shown in fig. 8, please refer to fig. 8 and fig. 9. The first opening k1 in the power panel bracket 43 and the third opening k3 in the motherboard bracket 44 are sleeved on the positioning column 4522.

Fig. 8 and 9 show a structure of a back plate, a power panel bracket and a main board bracket, which can be combined and arranged in each projector provided by the embodiment of the present invention, and the embodiment of the present invention does not limit this.

Fig. 10 is a schematic structural diagram of another projector according to an embodiment of the present invention, and fig. 11 is a schematic structural diagram (exploded structural diagram) of the projector shown in fig. 10, please refer to fig. 10 and fig. 11. The fixing assembly 45 further includes a gasket 454, the gasket 454 has a gasket opening k5, the gasket 454 is located on the power board bracket 43 and the motherboard bracket 44, the gasket opening k5 is aligned with the second opening k2 of the power board bracket 43 and the fourth opening k4 of the motherboard bracket 44, and the screw 451 passes through the fourth opening k4 of the motherboard bracket 44, the gasket opening k5 of the gasket 343 and the second opening k2 of the power board bracket 43, and is in threaded connection with the screw hole 453.

The gasket 454 can prevent the power board bracket 43 and the motherboard bracket 44 from directly colliding with each other, thereby improving the protection effect on the power board bracket 43 and the motherboard bracket 44. The pad 454 may be formed of a flexible conductive material, such as a conductive rubber or the like.

It should be noted that fig. 8 and 10 provide two fixing assembly structures, and the projector provided by the embodiment of the present invention may include a plurality of fixing assemblies, and the fixing assembly structures may include at least one of the two fixing assembly structures provided in fig. 8 and 10.

Fig. 12 is a schematic structural diagram of another projector according to an embodiment of the present invention, and fig. 13 is an enlarged schematic structural diagram of the projector shown in fig. 12 (an enlarged schematic diagram of a region q3 of fig. 12), please refer to fig. 12 and fig. 13, in which the projector includes two fixing assemblies 45, and the two fixing assemblies 45 are arranged along one side of the power panel bracket 43. Under such structure, the location structure in two fixed subassemblies 45 of one line of arranging can be convenient for fix a position power strip support 43 and mainboard support 44 at the in-process of installation, so alright with the manufacturing installation degree of difficulty that reduces the projecting apparatus, promote the production efficiency of projecting apparatus.

The embodiment of the utility model provides an in, power strip support 43 can be used for installing the power strip, and this power strip is arranged in providing the power to a plurality of subassemblies in the projector, and this power strip also includes the utility model provides an in the projector that provides. Motherboard bracket 44 may be used to mount a projector motherboard, which may be used to control a projector for projection. In addition, the projecting apparatus can also include other subassemblies that are used for realizing the projection function, for example projection lens, light source subassembly, light valve subassembly and radiator unit etc. the embodiment of the utility model provides a do not restrict this.

Fig. 14 is an enlarged view of another structure of the projector shown in fig. 12 (an enlarged view of a region q4 of fig. 12), in which the main board bracket 44 includes a second bracket main body 441 and a second connecting piece 442, and a first opening (not shown in fig. 14) and a second opening k2 are formed in the second connecting piece 442. The second bracket body 441 and the second connecting piece 442 are an integral structure, so that the firmness of the main board bracket 44 can be improved.

In an exemplary embodiment, the power strip bracket 43 includes a connected first bracket main body 431 and a first connecting tab 432. At least one edge of the first connecting tab 432 of the power strip bracket 43 is flush with at least one edge of the second connecting tab 442 of the motherboard bracket 44. Because the embodiment of the utility model provides an in, power strip support 43 and mainboard support 44 sharing locating component are with the screw, and then can set up first connection piece 432 and second connection piece 442 on power strip support 43 and mainboard support 44, and set up power strip support 43 and mainboard support 44's fixed punch combination respectively on these two connection pieces, and make at least one edge of first connection piece 432 and mainboard support 44's second connection piece 442 at least one marginal parallel and level, so can further reduce the shared space of power strip support 43 and mainboard support 44, be favorable to the miniaturization of projecting apparatus. And the materials of the power panel bracket 43 and the main board bracket 44 can be reduced, and the cost of the projector is reduced. In an exemplary embodiment, the first bracket main body 431 and the first connecting piece 432 are a unitary structure, so that the strength of the power panel bracket 43 can be improved.

In the projector shown in fig. 14, the first connecting piece 432 of the power panel bracket 43 and the second connecting piece 442 of the main board bracket 44 are rectangular, one side of the rectangular first connecting piece 432 is connected to the first bracket main body 431, one side of the rectangular second connecting piece 442 is connected to the second bracket main body 441, and the other three sides of the rectangular first connecting piece 432 are flush with the other three sides of the second connecting piece 442, so that the space occupied by the power panel bracket 43 and the main board bracket 44 can be further reduced, which is beneficial to the miniaturization of the projector. And the materials of the power panel bracket 43 and the main board bracket 44 can be reduced, and the cost of the projector is reduced. Of course, the first connecting piece 432 of the power panel bracket 43 and the second connecting piece 442 of the main panel bracket 44 may also be in other shapes, such as a diamond shape, a parallelogram shape, a circle shape, a semicircle shape, an oval shape, etc., and the embodiment of the present invention is not limited thereto.

The embodiment of the utility model provides an in, backplate and power strip support can be metal support.

Fig. 15 is a schematic top view of a projector according to an embodiment of the present invention. The motherboard bracket is not shown in fig. 14 for the purpose of illustrating the power strip bracket, but is not limited thereto.

The back plate 42 includes a first region s1 and an edge region s2 located at an edge of the first region s1, and the positioning structure 452 and the screw holes 453 are located in the edge region s 2.

The power panel bracket 43 includes a first bracket main body 431 and a first connecting plate 432, at least one fixing hole group of the power panel bracket 43 is located on the first connecting plate 432, and the first bracket main body 431 and the first area s1 of the back plate 43 are respectively located at two sides of the edge area s2 of the back plate 42.

Between 43 shown in fig. 15, a structure similar to the concatenation is between backplate 42 and the power strip, compare in the relevant art between backplate and the power strip the lapped mode, the embodiment of the utility model provides a material of backplate 42 can be saved to the mode of concatenation, is favorable to the lightweight of projector, and miniaturized projector can be applied to this kind of structure.

To sum up, the embodiment of the utility model provides a fixed subassembly in projector includes the screw, be located location structure and screw on the backplate, this location structure of third trompil sharing on first trompil in the power strip support and the mainboard support, the second trompil of power strip support and the fourth trompil sharing screw of mainboard support are just to arranging, the screw can pass the fourth trompil of mainboard support and the second trompil of power strip support, and with screw threaded connection, mainboard support and power strip support sharing reference column have so just been realized, screw and screw, can solve the comparatively complicated problem of structure of projector among the correlation technique, the effect of the structure of simplified projector has been realized.

Furthermore, the embodiment of the utility model provides a can also provide a projection system, this projection system can include that this projection curtain of projecting apparatus that projection curtain and above-mentioned embodiment provided can set up in predetermineeing the position (if on the wall of predetermineeing), the projecting apparatus can with the image picture throw with the projection curtain on. The projection curtain can be the structure of components of a whole that can function independently with the projecting apparatus, and of course, this projection system can also include the shell, and the projection curtain can partly or whole combination with the projecting apparatus set up in this shell, the embodiment of the utility model provides a do not restrict this.

The term "at least one of a and B" in the present invention is only an association relationship describing an associated object, and means that there may be three relationships, for example, at least one of a and B may mean: a exists alone, A and B exist simultaneously, and B exists alone. Similarly, "A, B and at least one of C" means that there can be seven relationships that can be expressed: there are seven cases of A alone, B alone, C alone, both A and B, both A and C, both C and B, and both A, B and C. Similarly, "A, B, C and at least one of D" indicates that there may be fifteen relationships, which may indicate: fifteen cases of a alone, B alone, C alone, D alone, a and B together, a and C together, a and D together, C and B together, D and B together, C and D together, A, B and C together, A, B and D together, A, C and D together, B, C and D together, A, B, C and D together exist.

In the present application, the terms "first," "second," "third," and "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The term "plurality" means two or more unless expressly limited otherwise.

The above description is only an optional embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A projector is characterized by comprising a shell, a back plate, a power panel bracket, a main board bracket and at least one fixed component;

the back plate is mounted in the housing;

2. The projector as claimed in claim 1, wherein the positioning structure includes a positioning base and a positioning post on the positioning base, the positioning base is located on the back plate, and the first opening of the power board support and the third opening of the main board support are disposed on the positioning post.

3. The projector as claimed in claim 1, wherein the fixing assembly further comprises a gasket, the gasket has a gasket opening, the gasket is located on the power board bracket and the motherboard bracket, the gasket opening is aligned with the second opening of the power board bracket and the fourth opening of the motherboard bracket, and the screw passes through the fourth opening of the motherboard bracket, the gasket opening of the gasket and the second opening of the power board bracket and is in threaded connection with the screw hole.

4. The projector as claimed in claim 1, wherein the projector includes two of the fixing members, and the two fixing members are arranged along one side of the power board support.

5. The projector according to any one of claims 1 to 4, wherein the back plate comprises a first region and an edge region located at an edge of the first region, and the positioning structure and the screw hole are located at the edge region;

6. The projector as claimed in claim 5, wherein the back plate includes a plate body and fixing posts on the plate body, and the screw holes are located in the fixing posts.

7. The projector as claimed in claim 6, wherein the plate body is integrated with the fixing post, and the back plate is integrated with the positioning structure.

8. The projector of claim 5 wherein the motherboard bracket includes a second bracket body and a second connection tab, the first aperture and the second aperture each being located on the second connection tab.

9. The projector of claim 8 wherein at least one edge of the first tab of the power strip support is flush with at least one edge of the second tab of the motherboard support.

10. The projector of claim 1 further comprising a power strip on the power strip support, and a motherboard on the motherboard support.