CN212933222U - Positioning device for projection equipment - Google Patents
Positioning device for projection equipment Download PDFInfo
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- CN212933222U CN212933222U CN202021885170.XU CN202021885170U CN212933222U CN 212933222 U CN212933222 U CN 212933222U CN 202021885170 U CN202021885170 U CN 202021885170U CN 212933222 U CN212933222 U CN 212933222U
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Abstract
The application relates to the technical field of positioning equipment, and discloses a positioning device for projection equipment, which comprises a curtain and a first connecting part, wherein the first connecting part is arranged on one side of the axis of the curtain; the second connecting part and the first connecting part are arranged symmetrically to the axis of the curtain; the third connecting part is positioned on the axis of the curtain; a first positioning portion including a fixed end connected to the third connecting portion and a free end; the second positioning part comprises a first end connected with the free end and a second end connected with the first connecting part; and the third positioning part is equal to the second positioning part in length and comprises a third end connected with the free end and a fourth end connected with the second connecting part. The device can improve the positioning efficiency of the projection equipment.
Description
Technical Field
The present application relates to the technical field of positioning devices, and for example, to a positioning device for a projection device.
Background
Currently, projection apparatuses include electronic apparatuses such as laser television hosts and projectors. When the projection device is installed, the positions of the curtain and the projection device are firstly positioned, and then the adjustment is carried out through an algorithm. When positioning the projection device, a measuring tool such as a tape measure or a paper card is usually used to position the projection device. Positioning of the projection device using a measuring tool or a paper card has the disadvantage of inefficient positioning.
SUMMERY OF THE UTILITY MODEL
The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.
The embodiment of the disclosure provides a positioning device for a projection device, so as to improve the positioning efficiency of the projection device.
In some embodiments, the positioning device for a projection apparatus includes a curtain, and further includes a first connecting portion disposed on one side of an axis of the curtain; the second connecting part and the first connecting part are arranged symmetrically to the axis of the curtain; the third connecting part is positioned on the axis of the curtain; a first positioning portion including a fixed end connected to the third connecting portion and a free end; the second positioning part comprises a first end connected with the free end and a second end connected with the first connecting part; and the third positioning part is equal to the second positioning part in length and comprises a third end connected with the free end and a fourth end connected with the second connecting part.
In some embodiments, the first connection portion and the second connection portion are both located at an edge of the curtain.
In some embodiments, the first connection and the second connection are both located at a right angle of the curtain.
In some embodiments, the third connection is located at an edge of the curtain.
In some embodiments, the third connection is non-collinear with the first and second connections.
In some embodiments, the second end of the second positioning portion is detachably connected with the first connecting portion; and/or the fourth end of the third positioning part is detachably connected with the second connecting part.
In some embodiments, the second end of the second positioning portion is magnetically connected with the first connecting portion; and/or the fourth end of the third positioning part is magnetically connected with the second connecting part.
In some embodiments, the second positioning portion and the third positioning portion are both cords.
In some embodiments, the first positioning portion further includes a reel provided at a free end of the first positioning portion, the first end of the second positioning portion and/or the third end of the third positioning portion are fixedly provided at the reel, and the second positioning portion and/or the third positioning portion are wound around the first positioning portion by rotating the reel.
In some embodiments, the first detent is a rigid rod.
The positioning device for the projection equipment provided by the embodiment of the disclosure can realize the following technical effects:
the free end of the first positioning part is abutted against the axis of the projection lens of the projection equipment, and the fixed end of the first positioning part is connected with the third connecting part, so that the distance between the free end of the first positioning part and the axis of the curtain is a fixed value. The second ends of the second positioning part and the third positioning part are respectively connected with the second connecting part and the third connecting part, the second positioning part and the third positioning part are equal in length, and meanwhile, the second connecting part and the third connecting part are symmetrical to the axis of the curtain, so that connecting lines among the second positioning part, the third positioning part, the second connecting part and the third connecting part form an isosceles triangle, and the axis of the projection lens is coplanar with the axis of the curtain. Therefore, the projection lens is in a fixed position relative to the curtain, and the positioning efficiency of the projection equipment is improved.
The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.
Drawings
One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:
FIG. 1 is a schematic structural diagram of a positioning apparatus for a projection device according to an embodiment of the present disclosure;
FIG. 2 is a schematic structural diagram of another positioning apparatus for a projection device according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of another positioning apparatus for a projection device according to an embodiment of the present disclosure;
FIG. 4 is a schematic structural diagram of another positioning apparatus for a projection device according to an embodiment of the present disclosure;
FIG. 5 is a schematic structural diagram of another positioning apparatus for a projection device according to an embodiment of the present disclosure;
fig. 6 is a schematic structural diagram of another positioning apparatus for a projection device according to an embodiment of the present disclosure.
Reference numerals:
1: a first connection portion; 2: a second connecting portion; 3: a third connecting portion; 4: a first positioning portion; 5: a second positioning portion; 6: a third positioning part; 41: a free end; 42: a fixed end; 43: a support rod; 51: a first end; 52: a second end; 61: a third end; 62: a fourth end; 100: a curtain; 200: a projection device; 2001: a projection lens; 300: a TV cabinet.
Detailed Description
So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.
The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.
In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.
In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.
The term "plurality" means two or more unless otherwise specified.
In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.
The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.
With reference to fig. 1 and 5, an embodiment of the present disclosure provides a positioning device for a projection apparatus, including a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 includes a fixed end 42 connected to the third connecting portion and a free end 41. The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2.
With the positioning device for a projection apparatus provided by the embodiment of the present disclosure, the projection apparatus 200 is placed above the television cabinet 300, and the projection apparatus 200 includes the projection lens 2001. The projection device 200 is a laser projection host or a projector. In the positioning process of the projection equipment, the free end of the first positioning part is abutted against the axis of the projection lens of the projection equipment, and the fixed end of the first positioning part is connected with the third connecting part, so that the distance between the free end of the first positioning part and the axis of the curtain is a fixed value. The second ends of the second positioning part and the third positioning part are respectively connected with the second connecting part and the third connecting part, the second positioning part and the third positioning part are equal in length, and meanwhile, the second connecting part and the third connecting part are symmetrical to the axis of the curtain, so that connecting lines among the second positioning part, the third positioning part, the second connecting part and the third connecting part form an isosceles triangle, and the axis of the projection lens is coplanar with the axis of the curtain. Therefore, the projection lens is in a fixed position relative to the curtain, and the positioning efficiency of the projection equipment is improved.
Alternatively, as shown in fig. 2 and 4, the front view of the positioning device for a projection apparatus is that the first connecting portion 1 and the second connecting portion 2 are both located at the edge of the curtain 100. Therefore, the first connecting portion and the second connecting portion do not occupy the space displayed by the curtain, and the first connecting portion and the second connecting portion do not influence the use of the curtain.
Optionally, the first connection portion 1 and the second connection portion 2 are both located at a right angle of the curtain 100. Like this, because the curtain is the rectangle structure usually, so, the curtain has four right angles, and two right angles that are located the upper portion of curtain or lower part are symmetrical about the axis of curtain, through all setting up first connecting portion and second connecting portion in the right angle department of curtain, need not to verify the symmetry condition of first connecting portion and second connecting portion about the axis of curtain, and location efficiency is higher.
Optionally, the third connecting portion 3 is located at an edge of the curtain. Therefore, the third connecting part does not occupy the space displayed by the curtain, so that the third connecting part does not influence the use of the curtain.
Alternatively, as shown in fig. 3, the positioning device for a projection apparatus is shown in a right view, and the first connecting portion 1 and the second connecting portion 2 are both located at an upper portion of the curtain 100. The third connecting part 3 is positioned at the lower part of the curtain. In this way, in the positioning process, the fixed end of the first positioning portion is connected with the third connecting portion, so that the fixed end of the first positioning portion is more conveniently connected with the third connecting portion under the condition that the third connecting portion is positioned at the lower portion of the curtain.
Alternatively, as shown in connection with fig. 3, the third connection portion 3 is not collinear with the first and second connection portions 1 and 2. Therefore, the first positioning part, the second positioning part, the third positioning part and the curtain form a rectangular pyramid structure, the rectangular pyramid structure is good in stability, and positioning can be better achieved.
Optionally, as shown in fig. 5, the second end 52 of the second positioning portion 5 is detachably connected to the first connecting portion 1; and/or the fourth end 62 of the third positioning portion 6 is detachably connected with the second connecting portion 2. Like this, after projection equipment location, can separate the second end of second location portion and first connecting portion and with the fourth end of third location portion and the separation of second connecting portion, can not influence projection equipment's use.
Optionally, the second end 52 of the second positioning portion 5 is magnetically connected to the first connecting portion 1; and/or the fourth end 62 of the third positioning part 6 is magnetically connected with the second connecting part 2. Therefore, the disassembly efficiency of the second positioning part and the first connecting part and the disassembly efficiency of the third positioning part and the second connecting part are improved.
Alternatively, one of the second end 52 of the second positioning portion 5 and the first connecting portion 1 is provided with a magnet, and the other is provided with an iron block.
Alternatively, one of the fourth end 62 of the third positioning portion 6 and the second connecting portion 2 is provided with a magnet, and the other is provided with an iron block.
Optionally, the free end 41 of the first positioning portion 4 is detachably connected to the fixed end 42 connected to the third connecting portion. After the projection equipment is positioned, the free end of the first positioning part can be separated from the third connecting part, and the use of the projection equipment cannot be influenced.
With reference to fig. 1 and 5, an embodiment of the present disclosure provides a positioning device for a projection apparatus, including a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 includes a free end 41 and a fixed end 42 magnetically coupled to the third connecting portion. The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2.
By adopting the positioning device for the projection equipment, which is provided by the embodiment of the disclosure, the dismounting efficiency of the first positioning part and the third connecting part is improved.
The embodiment of the present disclosure further provides a positioning device for a projection apparatus, which includes a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 includes a fixed end 42 connected to the third connecting portion 3 and a free end 41. The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2. The second positioning portion 5 and the third positioning portion 6 are both flexible wires.
Adopt the positioner for projection equipment that this disclosed embodiment provided, second location portion and third location are the patchcord, at projection equipment's location in-process, conveniently strain whole patchcords to it is convenient to accomodate.
The embodiment of the present disclosure further provides a positioning device for a projection apparatus, which includes a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 includes a free end 41, a fixed end 42 connected to the third connecting portion, and a reel (not shown in the drawings). The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2. The reel is provided at the free end 41 of the first positioning portion 4. The first end 41 of the second positioner 5 and/or the third end 61 of the third positioner 6 are fixedly arranged on the reel, and the second positioner 5 and/or the third positioner 6 are wound around the first positioner 4 by the spinning reel.
Adopt the positioner for projection equipment that this disclosed embodiment provided, after the location, the accessible spinning reel is with second location portion and third location portion rolling in first location portion, accomodates the convenience.
The embodiment of the present disclosure further provides a positioning device for a projection apparatus, which includes a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 is a hard rod and includes a free end 41 and a fixed end 42 connected to the third connecting portion 3. The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2. The second positioning portion 5 and the third positioning portion 6 are both flexible wires.
Adopt the positioner for projection equipment that this disclosed embodiment provided, the axis department that leans on the projection lens in projection equipment with the free end of first location portion to be connected the stiff end and the third connecting portion of first location portion, at this moment, first location portion makes second location portion and third location portion automatic tightening under the action of gravity, thereby conveniently adjusts projection equipment's position. Meanwhile, after the positioning is finished, the first positioning portion can be used for accommodating the second positioning portion and the third positioning portion.
As shown in fig. 6, an embodiment of the present disclosure further provides a positioning device for a projection apparatus, which includes a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 is a hard rod, and includes a free end 41, a fixed end 42 connected to the third connecting portion, and a support rod 43. The support bar 43 is located at the free end 41. The support rod 43 is connected to the free end 41. The support bar 43 is parallel to the bottom edge of the curtain 100. The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2.
By adopting the positioning device for the projection equipment provided by the embodiment of the disclosure, as the supporting rod is connected with the free end and is parallel to the edge of the bottom of the curtain, under the condition that the free end of the first positioning part is abutted against the axis of the projection lens of the projection equipment, the outer wall of the supporting rod can be abutted against the projection lens, and the positioning is better realized.
Optionally, a support rod 43 is fixedly connected to the free end 41. Thus, the first positioning part is more stably abutted against the axis of the projection lens.
Optionally, a support rod 43 is hinged to the free end 41. Like this, after projection equipment location, can fold the supporting rod through rotating the supporting rod, conveniently accomodate.
As shown in fig. 6, an embodiment of the present disclosure further provides a positioning device for a projection apparatus, which includes a curtain 100, a first connecting portion 1, a second connecting portion 2, a third connecting portion 3, a first positioning portion 4, a second positioning portion 5, and a third positioning portion 6. The first connecting portion 1 is disposed at one side of the axis of the curtain 100. The second connecting portion 2 and the first connecting portion 1 are disposed symmetrically to the axis of the curtain 100. The third connecting portion 3 is located on the axis of the curtain 100. The first positioning portion 4 is a hard rod, and includes a free end 41, a fixed end 42 connected to the third connecting portion, and a support rod 43. The support bar 43 is located at the free end 41. The number of the support rods 43 is two. The two support bars 43 are located on either side of the free end 41 of the first detent 4 and are collinear. The support rod 43 is connected to the free end 41. The support bar 43 is parallel to the bottom edge of the curtain 100. The second positioning portion 5 includes a first end 51 connected to the free end 41 and a second end 52 connected to the first connecting portion 1. The third positioner 6 is of equal length to the second positioner 5. The third positioning portion 6 includes a third end 61 connected to the free end 41 and a fourth end 62 connected to the second connecting portion 2.
With the positioning device for a projection apparatus provided by the embodiments of the present disclosure, all the support rods may be rotated simultaneously to abut the free end of the first positioning portion against the axis of the projection lens.
The above description and drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (10)
1. A positioner for projection equipment, includes the curtain, its characterized in that still includes:
the first connecting part is arranged on one side of the axis of the curtain;
the second connecting part and the first connecting part are arranged symmetrically to the axis of the curtain;
the third connecting part is positioned on the axis of the curtain;
a first positioning portion including a fixed end connected to the third connecting portion and a free end;
the second positioning part comprises a first end connected with the free end and a second end connected with the first connecting part;
and the third positioning part is equal to the second positioning part in length and comprises a third end connected with the free end and a fourth end connected with the second connecting part.
2. The apparatus of claim 1, wherein the first connection and the second connection are both located at an edge of the curtain.
3. The apparatus of claim 2, wherein the first connection and the second connection are both located at a right angle of the curtain.
4. The apparatus of claim 2, wherein the third connection is located at an edge of the curtain.
5. The device of claim 4, wherein the third connection is non-collinear with the first and second connections.
6. The device according to any one of claims 1 to 5, wherein a second end of the second positioning portion is detachably connected with the first connecting portion; and/or the presence of a gas in the gas,
the fourth end of the third positioning part is detachably connected with the second connecting part.
7. The device of claim 6, wherein the second end of the second positioning portion is magnetically connected with the first connecting portion; and/or the presence of a gas in the gas,
and the fourth end of the third positioning part is magnetically connected with the second connecting part.
8. The device according to any one of claims 1 to 5, characterized in that the second positioning portion and the third positioning portion are both cords.
9. The apparatus of claim 8, wherein the first positioning portion further comprises:
the reel is arranged at the free end of the first positioning part, the first end of the second positioning part and/or the third end of the third positioning part are/is fixedly arranged on the reel, and the second positioning part and/or the third positioning part are/is wound in the first positioning part by rotating the reel.
10. The device of claim 8, wherein the first detent is a rigid rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021885170.XU CN212933222U (en) | 2020-09-01 | 2020-09-01 | Positioning device for projection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021885170.XU CN212933222U (en) | 2020-09-01 | 2020-09-01 | Positioning device for projection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212933222U true CN212933222U (en) | 2021-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021885170.XU Active CN212933222U (en) | 2020-09-01 | 2020-09-01 | Positioning device for projection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212933222U (en) |
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2020
- 2020-09-01 CN CN202021885170.XU patent/CN212933222U/en active Active
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