CN213122591U - Holographic three-dimensional liquid crystal projection display device - Google Patents
Holographic three-dimensional liquid crystal projection display device Download PDFInfo
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- CN213122591U CN213122591U CN202021974031.4U CN202021974031U CN213122591U CN 213122591 U CN213122591 U CN 213122591U CN 202021974031 U CN202021974031 U CN 202021974031U CN 213122591 U CN213122591 U CN 213122591U
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Abstract
The utility model discloses a holographic three-dimensional liquid crystal projection display device, including the liquid crystal projection screen, first support and second support are installed respectively to the both sides of liquid crystal projection screen, the top cap is installed to the top of first support and second support, the automobile body frame is installed to the below of bracket. The utility model discloses a main body frame is by first support and second support combination, and the one end of second support is provided with the bracket of a body structure, and the bottom and the bracket connection of first support, this kind of design is easy to assemble and is dismantled, all install the top cap through first bracing piece at the top of first support and second support, the combination of conveniently splicing, the automobile body frame is installed to the below of bracket, through its transportation that makes things convenient for controlling means, can be applicable to the projection display of different positions, the flexibility is higher, the liquid crystal projection screen sets up to two-way arc structure, can carry out three-dimensional stereoscopic projection, and can carry out multi-direction demonstration.
Description
Technical Field
The utility model relates to a liquid crystal projection display device field of being correlated with specifically is a holographic three-dimensional liquid crystal projection display device.
Background
The liquid crystal projection display device is used for carrying out three-dimensional projection display, a projection screen is one of the most commonly used products in peripheral equipment of a projector, and the projection screen is short for the projection screen; if the projection screen is matched with the projector properly, a good projection effect can be obtained.
Projection screens can be generally classified into reflective type and transmissive type; reflective for front projection and transmissive for rear projection; the front projection screen is divided into a plane screen and an arc screen; the flat screen can be divided into a glass bead screen, a metal screen, an embossed plastic screen, an elastic screen and the like (the embossed plastic is divided into white plastic, gray plastic, silver plastic and the like) in terms of texture.
The projection screen can be divided into a hard screen and a soft screen in material and manufacturing process.
The liquid crystal projection display device in the current stage has many defects, for example, the projection display device has large area, is heavy and inconvenient to transport, is complex in the current assembling and mounting process, influences the construction effect, cannot adjust the projection direction, has poor dynamic effect and lacks flexibility.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a holographic three-dimensional liquid crystal projection display device to the projection display device area that provides in solving above-mentioned background is great, and is comparatively heavy, inconvenient transportation, and present assembly installation process is comparatively loaded down with trivial details, influences the construction effect, and to the unable regulation of projection direction, dynamic effect is relatively poor, lacks the problem of flexibility.
In order to achieve the above object, the utility model provides a following technical scheme: the holographic three-dimensional liquid crystal projection display device comprises a liquid crystal projection screen, wherein a first support and a second support are respectively arranged on two sides of the liquid crystal projection screen, a top cover is arranged above the first support and the second support, a bracket is arranged at one end of the second support, and a vehicle body frame is arranged below the bracket.
In a further embodiment, the liquid crystal projection screen is arranged in a double-sided arc structure, a protective frame is arranged on the side of the liquid crystal projection screen, and the inside of the liquid crystal projection screen is arranged in a hollow structure.
In a further embodiment, a shaft sleeve is arranged in the middle of one side of the second support, and a rocker is arranged at one end of the shaft sleeve.
In a further embodiment, the middle parts of two sides of the protective frame are respectively provided with a first pin rod and a second pin rod, and one end of the second pin rod is connected with one end of the rocker.
In a further embodiment, a lock cap is installed on one side of the middle of the first support, and one end of the first pin rod is rotatably connected with the lock cap.
In a further embodiment, the top ends of the first support and the second support are provided with insertion holes, the insertion holes are provided with first support rods in an embedded mode, and the top ends of the first support rods are fixedly connected with two sides of the bottom of the top cover.
In a further embodiment, the second support and the bracket are arranged into a whole structure, and the bottom end of the first support is connected with one side of the top of the bracket in an embedded manner.
In a further embodiment, one end of the bracket is provided with a connecting rod of an integrated structure, one end of the connecting rod is provided with a screw head, the connecting rod is fixedly connected with one side of the top of the vehicle body frame through the screw head, the second supporting rod is installed on the other side of the top of the vehicle body frame, and the top of the second supporting rod is embedded and fixedly connected with the bottom of the bracket.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a main body frame is by first support and second support combination, and the one end of second support is provided with the bracket of a body structure, and the bottom and the bracket connection of first support, and this kind of design is easy to assemble dismantlement, all installs the top cap at the top of first support and second support through first bracing piece, the combination of convenient concatenation.
2. The utility model discloses a car body frame is installed to the below of bracket, through its transportation that makes things convenient for controlling means, can be applicable to the projection display of different positions, and the flexibility is higher.
3. The utility model discloses a liquid crystal projection screen sets up to two-way arc structure, can carry out three-dimensional stereoscopic projection, and can carry out multi-direction demonstration.
4. The utility model discloses a liquid crystal projection screen and first support and second support all rotate through the pin rod and are connected, make its angle that can adjust the liquid crystal projection screen, can carry out multi-direction demonstration and adjust, improve its commonality.
Drawings
Fig. 1 is a schematic structural diagram of a holographic three-dimensional liquid crystal projection display device according to the present invention;
fig. 2 is a side view of the present invention;
fig. 3 is a schematic structural view of a second bracket of the present invention;
fig. 4 is a top view of the liquid crystal projection screen of the present invention.
In the figure: 1. a top cover; 2. a first support bar; 3. a first bracket; 4. a protective frame; 5. a liquid crystal projection screen; 6. a lock cap; 7. a first pin rod; 8. a bracket; 9. a connecting rod; 10. a vehicle body frame; 11. a second support bar; 12. a universal wheel; 13. a second bracket; 14. a second pin; 15. a rocker; 16. a shaft sleeve; 17. a screw head; 18. and (4) inserting the jack.
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.
Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a holographic three-dimensional liquid crystal projection display device, including liquid crystal projection screen 5, first support 3 and second support 13 are installed respectively to the both sides of liquid crystal projection screen 5, first support 3 and second support 13 are used for installing fixedly to liquid crystal projection screen 5, top cap 1 is installed to the top of first support 3 and second support 13, top cap 1 is used for protecting liquid crystal projection screen 5, bracket 8 is installed to the one end of second support 13, automobile body frame 10 is installed to bracket 8's below, automobile body frame 10 makes things convenient for controlling means's transportation.
Further, the liquid crystal projection screen 5 is of a double-faced arc structure, the protection frame 4 is installed on the side of the liquid crystal projection screen 5, the liquid crystal projection screen 5 is of a hollow structure, and the liquid crystal projection screen can perform holographic three-dimensional imaging on a projection picture due to the design.
Further, a shaft sleeve 16 is installed in the middle of one side of the second support 13, a rocker 15 is installed at one end of the shaft sleeve 16, and the rocker 15 can drive the second pin 14 to rotate through the shaft sleeve 16.
Further, the middle parts of the two sides of the protective frame 4 are respectively provided with a first pin rod 7 and a second pin rod 14, and one end of the second pin rod 14 is connected with one end of a rocker 15.
Further, locking cap 6 is installed to the middle part one side of first support 3, and the one end of first round pin pole 7 rotates with locking cap 6 to be connected, is used for carrying out the deadlock fixedly to first round pin pole 7 through locking cap 6.
Further, the top of first support 3 and second support 13 all is provided with jack 18, and inlays on the jack 18 and installs first bracing piece 2, and the top of first bracing piece 2 and the bottom both sides fixed connection of top cap 1 make things convenient for the installation of first bracing piece 2 through jack 18.
Further, second support 13 sets up as an organic whole structure with bracket 8, and the bottom of first support 3 is inlayed with top one side of bracket 8 and is connected.
Further, the one end of bracket 8 is provided with connecting rod 9 of a body structure, and the one end of connecting rod 9 is provided with spiral shell head 17, and connecting rod 9 passes through spiral shell head 17 and automobile body frame 10's top one side fixed connection, and second bracing piece 11 is installed to automobile body frame 10's top opposite side, and fixed connection is inlayed with the bottom of bracket 8 in the top of second bracing piece 11, the concatenation combination of this kind of design convenience device.
The working principle is as follows: when the liquid crystal projection screen is used, the connecting rod 9 at one end of the second support 13 is fixedly connected with the vehicle body frame 10, the second support rod 11 on one side of the top of the vehicle body frame 10 is fixedly connected with one side of the bottom of the bracket 8, the bottom end of the first support 3 is installed on one side of the top of the bracket 8, the liquid crystal projection screen 5 is installed between the first support 3 and the second support 13 through the first pin rod 7 and the second pin rod 14, the bottom end of the first support rod 2 is inserted into the jack 18, the top cover 1 is installed on the top of the first support rod 2, the rocker 15 is controlled to rotate by manually controlling the rocker 15, one end of the first pin rod 7 is locked and fixed through the lock cap 6, and holographic three-dimensional display is performed on the projection screen through the liquid crystal projection screen 5.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. A holographic three-dimensional stereo liquid crystal projection display device comprises a liquid crystal projection screen (5), and is characterized in that: first support (3) and second support (13) are installed respectively to the both sides of liquid crystal projection screen (5), top cap (1) is installed to the top of first support (3) and second support (13), bracket (8) are installed to the one end of second support (13), automobile body frame (10) are installed to the below of bracket (8).
2. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 1, wherein: the liquid crystal projection screen (5) is of a double-faced arc structure, a protection frame (4) is installed on the side of the liquid crystal projection screen (5), and the liquid crystal projection screen (5) is of a hollow structure.
3. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 1, wherein: and a shaft sleeve (16) is arranged in the middle of one side of the second support (13), and a rocker (15) is arranged at one end of the shaft sleeve (16).
4. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 2, wherein: the middle parts of two sides of the protective frame (4) are respectively provided with a first pin rod (7) and a second pin rod (14), and one end of the second pin rod (14) is connected with one end of a rocker (15).
5. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 1, wherein: the lock cap (6) is installed to the middle part one side of first support (3), and the one end of first round pin pole (7) is rotated with lock cap (6) and is connected.
6. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 1, wherein: the top of first support (3) and second support (13) all is provided with jack (18), and inlays on jack (18) and installs first bracing piece (2), and the top of first bracing piece (2) and the bottom both sides fixed connection of top cap (1).
7. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 1, wherein: the second support (13) and the bracket (8) are arranged into an integral structure, and the bottom end of the first support (3) is embedded and connected with one side of the top of the bracket (8).
8. The holographic three-dimensional stereoscopic liquid crystal projection display device of claim 1, wherein: the one end of bracket (8) is provided with connecting rod (9) of a body structure, the one end of connecting rod (9) is provided with spiral shell head (17), and connecting rod (9) pass through spiral shell head (17) and the top one side fixed connection of automobile body frame (10), second bracing piece (11) are installed to the top opposite side of automobile body frame (10), and the fixed connection is inlayed with the bottom of bracket (8) in the top of second bracing piece (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974031.4U CN213122591U (en) | 2020-09-11 | 2020-09-11 | Holographic three-dimensional liquid crystal projection display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021974031.4U CN213122591U (en) | 2020-09-11 | 2020-09-11 | Holographic three-dimensional liquid crystal projection display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213122591U true CN213122591U (en) | 2021-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021974031.4U Active CN213122591U (en) | 2020-09-11 | 2020-09-11 | Holographic three-dimensional liquid crystal projection display device |
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| Country | Link |
|---|---|
| CN (1) | CN213122591U (en) |
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- 2020-09-11 CN CN202021974031.4U patent/CN213122591U/en active Active
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