Holographic laser projector

Abstract

The utility model relates to the technical field of projection, and discloses a holographic laser projector which comprises a projector body, the bottom of the projector body is provided with a telescopic assembly, and the telescopic assembly is arranged right below the projector body. The equipment can be lifted or lowered through the telescopic assembly arranged at the bottom of the machine body, the working efficiency of the equipment is greatly improved, meanwhile, the portability of the equipment is improved, dust can be prevented from entering the equipment through the dustproof net arranged on the outer surface of the machine body, and the equipment is convenient to use. The service life of the equipment is shortened, the practicability of the equipment is improved, the equipment can be opened through a handle and a screw which are arranged at the top of the machine body, maintenance can be conducted at any time, the safety and reliability of the equipment are improved, and the equipment can be maintained by manually operating a switch arranged on one side of the machine body and manually operating a twisting shaft. And the height of the equipment is adjusted by lifting the first telescopic shaft and the second telescopic shaft.

Description

Technical Field

[0001] The utility model relates to the technical field of projection, in particular to a holographic laser projector. Background Art

[0002] As power electronics technology develops rapidly, various advanced power electronics products have also emerged. In the current market, laser projectors, as an outstanding representative of new electronic products, are becoming increasingly popular. Now laser projectors are slowly beginning to appear in 3D laser projectors, which meet people's requirements for 3D viewing. However, since 3D laser projectors only reflect the 3D feeling on the screen and require people to wear 3D glasses, this brings certain troubles to people. Therefore, holographic laser projectors are beginning to appear on the market.

[0003] According to the published patent with the publication number CN204968006U, the utility model relates to a holographic imaging laser projector, including a shell, the shell is provided with a first plane, a second plane and a third plane, the first plane and the third plane are parallel, the first plane and the third plane are perpendicular to the second plane, a projection mechanism is provided on the first plane, a control button, a display interface and a data interface are provided on the second plane, a cooling fan, a network interface and a power interface are provided on the third plane, the projection mechanism includes a laser transmitter, a beam expander, an optical switch board, a holographic dry plate and an imaging lens, the optical switch board and the imaging lens are parallel to the holographic dry plate, the holographic imaging laser projector realizes the projection of the holographic image through the projection mechanism, and at the same time, through the control button, the display interface and the data interface, the controllable and display functions of the projector are increased, and the functional diversification of the projector is ensured; the cooling fan is also used to increase the service life of the projector and improve the practicality of the projector, but there are still the following problems:

[0004] Existing laser projectors need to find a suitable position and height when in use. If the suitable position and height cannot be found, the viewing experience will be affected. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a holographic laser projector.

[0006] The utility model is implemented by the following technical scheme: a holographic laser projector, comprising a body, a telescopic component is arranged at the bottom of the body, and the telescopic component is arranged directly below the body;

[0007] The telescopic assembly includes a first telescopic shaft, a connecting block is provided at the top of the first telescopic shaft, the top of the connecting block is fixedly connected to the bottom of the body, the bottom of the connecting block is fixedly connected to the first telescopic shaft, the telescopic assembly is fixedly connected to the bottom of the body through the connecting block, the bottom of the first telescopic shaft is sleeved with a second telescopic shaft, the top of the second telescopic shaft is sleeved with the first telescopic shaft, a cushion block is provided at the bottom of the second telescopic shaft, and the top of the cushion block is fixedly connected to the bottom of the second telescopic shaft.

[0008] As a further improvement of the above solution, a fixing ring is sleeved on the outer surface of the first telescopic shaft, four telescopic assemblies are provided, and four fixing rings are provided.

[0009] As a further improvement of the above scheme, a groove is provided on the outer surface of the body, a positioning ring is provided in the groove, a telescopic tube is provided in the positioning ring, a lens is provided in the telescopic tube, dustproof nets are provided on both sides of the lens, a through hole is provided on the outer surface of the dust release net, and two dustproof nets are provided.

[0010] As a further improvement of the above solution, bolts are provided on both sides of the positioning ring, and four bolts are provided. A through groove is opened on one side of the telescopic tube, and the lens is arranged in the through groove.

[0011] As a further improvement of the above scheme, a switch is provided on one side of the body, one side of the switch is fixedly connected to the body, a torsion shaft is provided below the switch, a heat dissipation groove is provided on one side of the torsion shaft, three heat dissipation grooves are provided, a button is provided above the heat dissipation groove, one side of the button is fixedly connected to the body, three buttons are provided, a circular groove is provided on one side of the heat dissipation groove, and a torsion disk is provided in the circular groove.

[0012] As a further improvement of the above solution, a handle is provided on the top of the body, and the bottom of the handle is fixedly connected to the top of the body. Screws are provided on both sides of the handle, and there are four screws. A storage slot is opened at the bottom of the body, and a battery is provided in the storage slot. Fixed blocks are provided at both ends of the battery, one side of the fixed block is fixedly connected to the inner wall of the storage slot, and the other side is connected to the battery, and there are two batteries.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model provides a telescopic component at the bottom of the body, through which the device can be raised or lowered, thereby greatly improving the working efficiency of the device and also improving the portability of the device; a dust-proof net is provided on the outer surface of the body to prevent dust from entering the device, thereby shortening the service life of the device and improving the practicality of the device; a handle and a screw are provided on the top of the body, through which the device can be opened and repaired at any time, thereby improving the safety and reliability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the telescopic assembly structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the outer surface structure of the body of the utility model;

[0018] Figure 4 It is a schematic diagram of the bottom structure of the machine body of the utility model.

[0019] Description of main symbols:

[0020] 1. Body; 2. Telescopic assembly; 201. First telescopic axis; 202. Connecting block; 203. Second telescopic axis; 204. Cushion block; 3. Fixing ring; 4. Groove; 5. Positioning ring; 6. Telescopic tube; 7. Lens; 8. Dust screen; 9. Bolt; 10. Switch; 11. Twist axis; 12. Heat dissipation slot; 13. Button; 14. Round groove; 15. Twist disk; 16. Handle; 17. Screw; 18. Storage slot; 19. Battery; 20. Fixing block. DETAILED DESCRIPTION

[0021] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0022] Example:

[0023] Please combine Figure 1-4 A holographic laser projector of this embodiment includes a body 1, a telescopic component 2 is arranged at the bottom of the body 1, and the telescopic component 2 is arranged directly below the body 1;

[0024] The telescopic component 2 includes a first telescopic shaft 201, a connecting block 202 is provided at the top of the first telescopic shaft 201, the top of the connecting block 202 is fixedly connected to the bottom of the body 1, the bottom of the connecting block 202 is fixedly connected to the first telescopic shaft 201, the telescopic component 2 is fixedly connected to the bottom of the body 1 through the connecting block 202, the bottom of the first telescopic shaft 201 is sleeved with a second telescopic shaft 203, the top of the second telescopic shaft 203 is sleeved on the first telescopic shaft 201, the bottom of the second telescopic shaft 203 is provided with a cushion block 204, and the top of the cushion block 204 is fixedly connected to the bottom of the second telescopic shaft 203.

[0025] A fixing ring 3 is sleeved on the outer surface of the first telescopic shaft 201 , four telescopic assemblies 2 are provided, and four fixing rings 3 are provided.

[0026] The outer surface of the body 1 is provided with a groove 4, a positioning ring 5 is provided in the groove 4, a telescopic tube 6 is provided in the positioning ring 5, a lens 7 is provided in the telescopic tube 6, dustproof nets 8 are provided on both sides of the lens 7, through holes are opened on the outer surface of the dust-proof net, and two dustproof nets 8 are provided.

[0027] Bolts 9 are arranged on both sides of the positioning ring 5 , and four bolts 9 are arranged. A through groove is opened on one side of the telescopic tube 6 , and the lens 7 is arranged in the through groove.

[0028] A switch 10 is provided on one side of the body 1, and one side of the switch 10 is fixedly connected to the body 1. A torsion shaft 11 is provided below the switch 10, and a heat dissipation groove 12 is provided on one side of the torsion shaft 11, and three heat dissipation grooves 12 are provided. A button 13 is provided above the heat dissipation groove 12, and one side of the button 13 is fixedly connected to the body 1, and three buttons 13 are provided. A circular groove 14 is provided on one side of the heat dissipation groove 12, and a torsion disk 15 is provided in the circular groove 14.

[0029] A handle 16 is provided on the top of the body 1, and the bottom of the handle 16 is fixedly connected to the top of the body 1. Screws 17 are provided on both sides of the handle 16, and there are four screws 17. A storage groove 18 is opened at the bottom of the body 1, and a battery 19 is provided in the storage groove 18. Fixed blocks 20 are provided at both ends of the battery 19, one side of the fixed block 20 is fixedly connected to the inner wall of the storage groove 18, and the other side is connected to the battery 19, and two batteries 19 are provided.

[0030] The implementation principle of one of the embodiments of the present application is: manually operate the switch 10 set on one side of the body 1, turn on the switch 10 to open the lens 7 set on the outer surface of the body 1, manually operate the twisting shaft 11, and then adjust the height of the device by raising and lowering the first telescopic shaft 201 and the second telescopic shaft 203, fix the device by the pad 204 set at the bottom of the second telescopic shaft 203, and manually operate the twisting disk 15 to adjust the telescopic length of the lens 7.

[0031] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A holographic laser projector, characterized in that: It comprises a machine body (1), a telescopic assembly (2) is arranged at the bottom of the machine body (1), and the telescopic assembly (2) is arranged directly below the machine body (1); The telescopic assembly (2) comprises a first telescopic shaft (201); a connecting block (202) is arranged at the top of the first telescopic shaft (201); the top of the connecting block (202) is fixedly connected to the bottom of the machine body (1); the bottom of the connecting block (202) is fixedly connected to the first telescopic shaft (201); the telescopic assembly (2) is fixedly connected to the bottom of the machine body (1) via the connecting block (202); a second telescopic shaft (203) is sleeved at the bottom of the first telescopic shaft (201); the top of the second telescopic shaft (203) is sleeved on the first telescopic shaft (201); a cushion block (204) is arranged at the bottom of the second telescopic shaft (203); the top of the cushion block (204) is fixedly connected to the bottom of the second telescopic shaft (203).

2. A holographic laser projector as claimed in claim 1, characterized in that: The outer surface of the first telescopic shaft (201) is sleeved with a fixing ring (3), four of the telescopic assemblies (2) are provided, and four of the fixing rings (3) are provided.

3. A holographic laser projector as claimed in claim 1, characterized in that: The outer surface of the body (1) is provided with a groove (4), a positioning ring (5) is provided in the groove (4), a telescopic tube (6) is provided in the positioning ring (5), a lens (7) is provided in the telescopic tube (6), dustproof nets (8) are provided on both sides of the lens (7), and through holes are provided on the outer surface of the dustproof net (8), and two dustproof nets (8) are provided.

4. A holographic laser projector as claimed in claim 3, characterized in that: Bolts (9) are provided on both sides of the positioning ring (5), and four bolts (9) are provided. A through groove is provided on one side of the telescopic tube (6), and the lens (7) is arranged in the through groove.

5. A holographic laser projector as claimed in claim 1, characterized in that: A switch (10) is provided on one side of the machine body (1), one side of the switch (10) is fixedly connected to the machine body (1), a torsion shaft (11) is provided below the switch (10), a heat dissipation groove (12) is provided on one side of the torsion shaft (11), three heat dissipation grooves (12) are provided, a button (13) is provided above the heat dissipation groove (12), one side of the button (13) is fixedly connected to the machine body (1), three buttons (13) are provided, a circular groove (14) is provided on one side of the heat dissipation groove (12), and a torsion disk (15) is provided in the circular groove (14).

6. A holographic laser projector as claimed in claim 1, characterized in that: The top of the body (1) is provided with a handle (16), the bottom of the handle (16) is fixedly connected to the top of the body (1), screws (17) are provided on both sides of the handle (16), and four screws (17) are provided. The bottom of the body (1) is provided with a storage groove (18), a battery (19) is provided in the storage groove (18), and both ends of the battery (19) are provided with fixing blocks (20), one side of the fixing block (20) is fixedly connected to the inner wall of the storage groove (18), and the other side is connected to the battery (19), and two batteries (19) are provided.

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