CN214427736U - Projection screen assembly and projection equipment - Google Patents

Abstract

The utility model provides a projection equipment and projection curtain subassembly, this projection curtain subassembly, includes projection curtain, magnetic conduction spare, magnetic part and connecting piece, and the magnetic conduction spare sets up on the projection curtain, and the connecting piece setting is on the magnetic part, and the connecting piece is used for dismantling with support piece's bearing surface and is connected, and magnetic conduction spare and magnetic part magnetism are connected. When the projection screen assembly is installed, the magnetic piece is installed on the supporting surface of the supporting piece, and because the magnetic piece is detachably connected with the supporting piece through the connecting piece, if the installation error is found in the installation process, the magnetic piece can be detached from the supporting piece and installed again, and the supporting surface of the supporting piece cannot be damaged. Install the magnetism spare after, on the unit mount magnetism spare with projection screen and magnetic conduction spare again, because magnetic conduction spare and magnetism spare are connected for magnetism, when needs place change carries out the projection, can be convenient take off the projection screen from the magnetism spare to take off the magnetism spare from support piece's bearing surface, convenient transport has the advantage that can carry out the projection anytime and anywhere.

Description

Projection screen assembly and projection equipment

Technical Field

The utility model belongs to the technical field of the projection, especially, relate to a projection curtain subassembly and projection equipment.

Background

With the maturity of projection technology, the way of projecting and matching with a curtain to play video pictures is deeply favored by consumers pursuing high brightness and large pictures.

The projection screen on the market at present mainly comprises a projection screen and a hard screen. The projection screen needs to use a supporting structure when in use so as to ensure good smoothness, and the supporting structure is often complex in structure and inconvenient to install. The hard screen is mainly fixed to the wall surface by adhering the screen with glue, and the hard screen is very troublesome to detach once being installed and can damage the wall surface.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a projection curtain subassembly and projection equipment, simple structure can easy to assemble and dismantle, also can not damage bearing structure such as wall.

For realizing the purpose of the utility model, the utility model provides a following technical scheme:

in a first aspect, the utility model provides a projection curtain subassembly, including projection curtain, magnetic conductive part, magnetic part and connecting piece, the magnetic conductive part sets up on the projection curtain, the connecting piece sets up on the magnetic part, the connecting piece is used for dismantling with support piece's bearing surface and is connected, the magnetic conductive part with magnetic part magnetism is connected.

In one embodiment, the connecting member includes a connecting portion disposed on the magnetic member and a guiding portion connected to the connecting portion and protruding from a side edge of the magnetic member, the guiding portion being used to guide the separation of the magnetic member from the supporting member.

In one embodiment, the connecting portion is connected to a plurality of the guiding portions, and the guiding portions extend from the same side or different sides of the magnetic member.

In one embodiment, the number of the connecting pieces is multiple, and the connecting pieces are uniformly distributed on the magnetic piece.

In one embodiment, the guiding portions of the connecting members extend from the same side of the magnetic member, or the guiding portion of each connecting member extends from a different side of the magnetic member.

In one embodiment, the number of the connecting members is four, the magnetic member is rectangular, the connecting portions of the four connecting members extend along one edge of the four rectangles of the magnetic member, and the extending direction of the guiding portion of each connecting member is the same as the extending direction of the connecting portion.

In one embodiment, the connecting member is a pop-top adhesive.

In one embodiment, the number of the magnetic members is plural, the plural magnetic members are arranged at intervals, each of the magnetic members is provided with the connecting member, and the magnetic conductive member is magnetically connected with the plural magnetic members.

In one embodiment, the plurality of magnetic members are arranged in an array, or the plurality of magnetic members are arranged in sequence to form an area, and at least one magnetic member is further disposed in the area.

In one embodiment, the projection screen includes a first surface and a second surface that are opposite to each other, the first surface is used for projection, the magnetic conducting member is formed on the second surface by a coating process, or the magnetic conducting member is attached to the second surface by an attachment member.

In one embodiment, the magnetic conduction members are multiple, and the multiple magnetic conduction members are arranged at intervals and uniformly distributed on the projection screen.

In one embodiment, when the magnetic members are multiple, the number of the magnetic conductive members is the same as the number of the magnetic members, and the multiple magnetic conductive members and the multiple magnetic members are magnetically connected in a one-to-one correspondence manner.

In one embodiment, the thickness of the projection screen is not more than 1.5mm, and the thickness of the magnetic conducting piece is not more than 0.5 mm.

In one embodiment, the projection screen assembly further comprises a protection member disposed on a surface of the magnetic conduction member opposite to the projection screen.

In one embodiment, the projection screen assembly further comprises the support member, the support member comprises the support surface, and the connecting member is detachably connected with the support surface.

In a second aspect, the present invention provides a projection apparatus, including a host and any one of the various embodiments of the first aspect, the host is configured to project a picture onto a projection screen of the projection screen assembly.

When the projection screen assembly is installed, the magnetic piece is installed on the supporting surface of the supporting piece, and because the magnetic piece is detachably connected with the supporting piece through the connecting piece, if the installation error is found in the installation process, the magnetic piece can be detached from the supporting piece and installed again, and the supporting surface of the supporting piece cannot be damaged. After the magnetic part is installed, the projection screen and the whole magnetic conduction part are installed on the magnetic part, and the magnetic conduction part and the magnetic part are connected in a magnetic mode, so that connection is stable. When the needs are changed places and are projected, the projection screen can be conveniently taken down from the magnetic piece, and the magnetic piece is taken down from the supporting surface of the supporting piece, so that the portable projector is convenient to carry, and has the advantage of being capable of projecting anytime and anywhere.

Drawings

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

FIG. 1 is a schematic cross-sectional view of a projection screen assembly according to an exemplary embodiment;

FIG. 2 is a schematic plan view of a connecting member and a magnetic member according to an embodiment;

FIG. 3 is a schematic plan view of a connecting member and a magnetic member according to an embodiment;

FIG. 4 is a schematic plan view of a magnetic member and a connecting member according to an embodiment;

FIG. 5 is a schematic plan view of a magnetic member and a connecting member according to an embodiment;

FIG. 6 is a schematic plan view of a magnetic member and a connecting member according to an embodiment;

FIG. 7 is a schematic plan view of a magnetic member and a connecting member according to an embodiment;

fig. 8 is a schematic plan view of a projection screen and a magnetic conducting member according to an embodiment.

Description of reference numerals:

10-a projection screen, 11-a first surface, 12-a second surface;

20-a magnetic conductive member;

30-magnetic, 31-lateral;

40-connector, 41-connector, 42-guide;

50-support, 51-support surface.

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 all belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a projection screen 10 assembly, which includes a projection screen 10, a magnetic conducting member 20, a magnetic member 30, and a connecting member 40. Magnetic conducting member 20 is disposed on projection screen 10, connecting member 40 is disposed on magnetic member 30, connecting member 40 is configured to be detachably connected to supporting surface 51 of supporting member 50, and magnetic conducting member 20 is magnetically connected to magnetic member 30.

Optionally, the projection screen 10 can be a flexible screen, the material can specifically be PVC, PU, PA, PET, PETG, PP, PC, PMMA, etc., the flexible screen can be bent in the transportation and the house-entering transportation process, the occupied space size can be reduced, and the operation is convenient.

Alternatively, projection screen 10 may be a rigid screen that has good structural stability and flatness without the need for additional support structures.

Optionally, the projection screen 10 includes a first surface 11 and a second surface 12 opposite to each other, the first surface 11 is used for projection, and the magnetic conducting member 20 is disposed on the second surface 12. The magnetic conductive member 20 may be formed on the second surface 12 by a coating process, or the magnetic conductive member 20 is attached to the second surface 12 by an attaching member such as a double-sided tape. This allows the magnetic conductive member 20 and the projection screen 10 to be integrated for easy transportation, handling and installation.

Optionally, the thickness of projection screen 10 is no more than 1.5mm, and is comparatively frivolous, convenient transport and installation.

Optionally, the material of the magnetic conducting member 20 may be iron, cobalt, nickel and their alloy materials, or may be other materials with magnetic conducting function, and the magnetic conducting member 20 may be excited to magnetize. When the projection screen 10 is a flexible screen, the magnetic conducting member 20 may also be a flexible structure, and may be bent along with the projection screen 10.

Optionally, the projection screen 10 assembly further includes a protection member disposed on a surface of the magnetic conductive member 20 opposite to the projection screen 10. When the material of the magnetic conduction member 20 is a material that is easily rusted, the magnetic conduction member 20 can be protected by a protection member, and the protection member can be specifically zinc or nickel plated on the magnetic conduction member 20.

Optionally, the thickness of magnetic conduction piece 20 is no more than 0.5mm, and the whole that it set up and constitutes with projection screen 10 on projection screen 10 is also comparatively frivolous, on the basis that satisfies connection stability, also can conveniently carry and install.

Optionally, the thickness of the whole of the projection screen 10 and the magnetic conducting member 20 is not more than 2 mm; if the projection screen 10 and the magnetic conduction member 20 are adhered by the adhesive member, the thickness of the whole of the projection screen 10, the adhesive member and the magnetic conduction member 20 is not more than 2 mm. If the protection member is provided, the thickness of the projection screen 10, the adhesive member, the magnetic conductive member 20 and the protection member as a whole does not exceed 2 mm.

Alternatively, the magnetic member 30 may have flexibility, which may be specifically a soft magnetic rubber.

Optionally, the magnetic element 30 may also be a rigid structure, and the material of the rigid structure may be any one or more of iron, cobalt, and nickel, or may be other materials having a magnetic conductive effect, and the magnetic element 30 may be excited to magnetize. Before the projection screen 10 is installed, at least one of the magnetic conduction member 20 and the magnetic member 30 is in a magnetized state, so that the two can be magnetically connected.

Alternatively, the connecting member 40 may be any detachable structure, as will be illustrated in the following embodiments. Optionally, the connecting member 40 is an easy-to-pull adhesive tape, for example, an easy-to-pull double-sided adhesive tape, the magnetic member 30 is attached to the supporting surface 51 of the supporting member 50 by the easy-to-pull adhesive tape, and the easy-to-pull adhesive tape has a simple adhesive bonding manner, is stably connected, and is easy to detach.

Alternatively, the support 50 may be a wall and the support surface 51 a wall.

Alternatively, the support 50 may be a structure such as a bracket, and the support surface 51 may be a surface on the structure such as a bracket. In this case, the support member 50 can also be a component of the projection screen 10 assembly.

The utility model discloses projection curtain 10 subassembly, projection curtain 10 subassembly when installation, will install support piece 50's bearing surface 51 with magnetic part 30 earlier, because magnetic part 30 passes through connecting piece 40 and can dismantle with support piece 50 and be connected, if discovery installation has the mistake in the installation, can also take off and reinstall magnetic part 30 from support piece 50, can not damage support piece 50's bearing surface 51. After being installed on the magnetic member 30, the projection screen 10 and the whole magnetic conductive member 20 are installed on the magnetic member 30, and the magnetic conductive member 20 and the magnetic member 30 are magnetically connected, so that the connection is stable. When the projection is needed to be performed at any place, the projection screen 10 can be conveniently taken down from the magnetic part 30, and the magnetic part 30 can be conveniently taken down from the supporting surface 51 of the supporting part 50, so that the projection screen is convenient to carry, and has the advantage of being capable of performing projection at any time and any place.

Specific examples of some of the connectors 40 are provided below.

Referring to fig. 2, in one embodiment, the connecting member 40 includes a connecting portion 41 and a guiding portion 42, the connecting portion 41 is disposed on the magnetic member 30, the guiding portion 42 is connected to the connecting portion 41 and extends from the side edge 31 of the magnetic member 30, and the guiding portion 42 is used for guiding the separation of the magnetic member 30 from the supporting member 50.

In the present embodiment, the connecting portion 41 has the same shape and size as the magnetic member 30, so that the magnetic member 30 is connected to the supporting member 50 through the connecting portion 41 everywhere. Alternatively, the guiding portion 42 is located at one corner of the connecting portion 41, that is, the connecting portion 41 is connected to one side of the connecting portion 41 and is flush with the adjacent other side, so that when the guiding portion 42 is pulled, the guiding portion 42 can start to detach the connecting portion 41 from one corner, which is more labor-saving.

In one embodiment, referring to fig. 3, the embodiment is substantially the same as the embodiment shown in fig. 2, except that the connecting portion 41 is connected with a plurality of guiding portions 42. Alternatively, as shown in fig. 3, a plurality of guide portions 42 extend from different sides 31 of the magnetic member 30. Alternatively, the plurality of guide portions 42 may extend from the same side 31 of the magnetic member 30. The plurality of guide portions 42 may have a plurality of positions to be removed, and when one of the guide portions 42 is damaged, the connecting portion 41 may be removed by the other guide portion 42.

In one embodiment, referring to fig. 4 and 5, the number of the connecting members 40 is multiple, and the connecting members 40 are uniformly distributed on the magnetic member 30. In the present embodiment, each of the connection members 40 includes a connection portion 41 and a guide portion 42, wherein the size of the connection portion 41 is smaller than that of the magnetic member 30. The plurality of connecting pieces 40 uniformly distributed on the magnetic piece 30 are arranged, so that the area of the connecting part 41 can be reduced and the material cost can be reduced while the requirements of connection and disassembly of the magnetic piece 30 are met.

Alternatively, referring to fig. 4, the guiding portions 42 of the plurality of connecting members 40 all extend from the same side 31 of the magnetic member 30.

Alternatively, referring to fig. 5, the guiding portion 42 of each connecting member 40 extends from a different side edge 31 of the magnetic member 30.

Alternatively, referring to fig. 5, the number of the connecting members 40 is four, the magnetic member 30 is rectangular, the connecting portions 41 of the four connecting members 40 respectively extend along one edge of the four rectangles of the magnetic member 30, and the extending direction of the guiding portion 42 of each connecting member 40 is the same as that of the connecting portion 41.

In one embodiment, referring to fig. 1, 6 and 7, the number of the magnetic members 30 is multiple, the magnetic members 30 are arranged at intervals, each magnetic member 30 is provided with a connecting member 40, and the magnetic conductive member 20 is magnetically connected to the magnetic members 30. In this embodiment, the plurality of magnetic members 30 are provided, so that the overall size of the plurality of magnetic members 30 can be reduced and the cost can be reduced, compared with the embodiment in which the magnetic members 30 and the magnetic conductive member 20 have the same structure and size. The connecting member 40 disposed on each magnetic member 30 can refer to the connecting member 40 in the previous embodiments, and the description thereof is omitted here.

Optionally, referring to fig. 6, the plurality of magnetic members 30 are arranged in an array, and the plurality of magnetic members 30 are arranged uniformly corresponding to the size of the projection screen 10, so that the projection screen 10 is connected stably at all positions.

Optionally, referring to fig. 7, the embodiment is substantially the same as the embodiment shown in fig. 6, except that the plurality of magnetic members 30 are not arranged in an array, but are arranged in sequence to form a region, and at least one magnetic member 30 is further disposed in the region. The plurality of magnetic members 30 arranged in sequence can correspond to the peripheral edge of the projection screen 10, and at least one magnetic member 30 arranged in the enclosed area corresponds to the middle area of the projection screen 10, so that the connection of the projection screen 10 is stable.

In one embodiment, referring to fig. 8, the magnetic conducting members 20 are multiple, and the multiple magnetic conducting members 20 are disposed at intervals and uniformly distributed on the projection screen 10. Similar to the magnetic member 30 provided with a plurality of embodiments, a plurality of magnetic conductive members 20 may be provided, so as to reduce the material cost of the magnetic conductive members 20.

Optionally, referring to fig. 6 and 8, when there are a plurality of magnetic members 30, the number of the magnetic members 20 is the same as that of the magnetic members 30, and the plurality of magnetic members 20 and the plurality of magnetic members 30 are magnetically connected in a one-to-one correspondence manner.

The embodiment of the utility model provides a still provide a projection equipment, including the host computer the embodiment of the utility model provides a projection curtain 10 subassemblies, the host computer is used for on the projection curtain 10 of projection curtain 10 subassemblies with the picture projection.

The utility model discloses projection equipment, through adopting the utility model discloses projection curtain 10 subassembly, projection curtain 10 subassembly when the installation, install support piece 50's bearing surface 51 with magnetic part 30 earlier, because magnetic part 30 passes through connecting piece 40 and can dismantle with support piece 50 and be connected, if find in the installation and install the mistake, can also tear down and reinstall magnetic part 30 from support piece 50, can not damage support piece 50's bearing surface 51. After being installed on the magnetic member 30, the projection screen 10 and the whole magnetic conductive member 20 are installed on the magnetic member 30, and the magnetic conductive member 20 and the magnetic member 30 are magnetically connected, so that the connection is stable. When the projection is needed to be performed at any place, the projection screen 10 can be conveniently taken down from the magnetic part 30, and the magnetic part 30 can be conveniently taken down from the supporting surface 51 of the supporting part 50, so that the projection screen is convenient to carry, and has the advantage of being capable of performing projection at any time and any place.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (16)

1. The utility model provides a projection curtain subassembly, its characterized in that, includes projection curtain, magnetic conduction spare, magnetic part and connecting piece, magnetic conduction spare sets up on the projection curtain, the connecting piece sets up on the magnetic part, the connecting piece is used for dismantling with support piece's bearing surface and is connected, magnetic conduction spare with magnetic part magnetism is connected.

2. The projection screen assembly of claim 1, wherein the connector comprises a connecting portion disposed on the magnetic member and a guiding portion connected to the connecting portion and extending from a side edge of the magnetic member, the guiding portion guiding the separation of the magnetic member from the support member.

3. The projection screen assembly of claim 2, wherein the connecting portion is connected to a plurality of the guide portions extending from the same side or different sides of the magnetic member.

4. The projection screen assembly of claim 2, wherein the number of the connecting members is plural, and the plural connecting members are uniformly distributed on the magnetic member.

5. The projection screen assembly of claim 4, wherein the guide portions of a plurality of the connectors each extend from a same side of the magnetic member, or wherein the guide portion of each connector extends from a different side of the magnetic member.

6. The projection screen assembly of claim 5, wherein the number of the connecting members is four, the magnetic members are rectangular, the connecting portions of the four connecting members each extend along one edge of the four rectangles of the magnetic members, and the guide portion of each connecting member extends in the same direction as the connecting portion.

7. The projection screen assembly of claim 1, wherein the connector is a pop-top adhesive.

8. The projection screen assembly of claim 1, wherein the number of the magnetic members is plural, the plural magnetic members are spaced apart from each other, each of the magnetic members is provided with the connecting member, and the magnetic conductive member is magnetically connected to the plural magnetic members.

9. The projection screen assembly of claim 8, wherein a plurality of the magnetic members are arranged in an array, or a plurality of the magnetic members are arranged in sequence to form a region, and at least one of the magnetic members is disposed in the region.

10. The projection screen assembly of any of claims 1 to 9, wherein the projection screen includes a first surface and a second surface opposite to each other, the first surface is used for projection, the magnetic conductive member is formed on the second surface by a coating process, or the magnetic conductive member is attached to the second surface by an adhesive member.

11. The projection screen assembly of any one of claims 1 to 9, wherein the magnetic conducting member is a plurality of magnetic conducting members, and the plurality of magnetic conducting members are arranged at intervals and uniformly distributed on the projection screen.

12. The projection screen assembly of claim 11, wherein when the plurality of magnetic members are provided, the number of the magnetic conductive members is the same as the number of the magnetic members, and the plurality of magnetic conductive members and the plurality of magnetic members are magnetically connected in a one-to-one correspondence.

13. The projection screen assembly of any of claims 1-9, wherein the thickness of the projection screen is no more than 1.5mm and the thickness of the flux guide is no more than 0.5 mm.

14. The projection screen assembly of any one of claims 1 to 9, further comprising a protection member disposed on a side surface of the magnetic conductive member facing away from the projection screen.

15. The projection screen assembly of any one of claims 1-9, further comprising the support member, the support member including the support surface, the connector being removably coupled to the support surface.

16. A projection device, comprising a host computer and the projection screen assembly of any of claims 1-15, wherein the host computer is configured to project a picture onto a projection screen of the projection screen assembly.

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