CN114779565B - Visual immersion type stereoscopic projection equipment - Google Patents
Visual immersion type stereoscopic projection equipment Download PDFInfo
- Publication number
- CN114779565B CN114779565B CN202210523363.8A CN202210523363A CN114779565B CN 114779565 B CN114779565 B CN 114779565B CN 202210523363 A CN202210523363 A CN 202210523363A CN 114779565 B CN114779565 B CN 114779565B
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- China
- Prior art keywords
- liquid
- projection equipment
- projection
- piston
- piston cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007654 immersion Methods 0.000 title claims abstract description 25
- 230000000007 visual effect Effects 0.000 title claims abstract description 21
- 239000000428 dust Substances 0.000 claims abstract description 41
- 238000004140 cleaning Methods 0.000 claims abstract description 23
- 238000009736 wetting Methods 0.000 claims abstract description 9
- 239000007788 liquid Substances 0.000 claims description 59
- 238000007789 sealing Methods 0.000 claims description 15
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 239000006260 foam Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Cleaning In General (AREA)
Abstract
The invention provides a visual immersion type stereoscopic projection device which comprises a cleaning wetting assembly, a cleaning clamping seat, an L-shaped connecting plate, a fixed supporting plate, an electric push rod, a fixed rotating shaft and a flexible sponge dust removing brush.
Description
Technical Field
The invention relates to a visual immersion type stereoscopic projection device, and belongs to the technical field of projection devices.
Background
Stereoscopic projection devices, also called 3D projection devices, are usually composed of stereoscopic glasses, a projection curtain and a projector, and the pictures displayed by the stereoscopic projection devices have 3D stereoscopic impression, so as to provide immersion vision for people.
Among the prior art, current visual immersion stereoscopic projection equipment is in the in-process of using, and the camera lens surface can be stained with the dust, leads to projection effect quality to decline, causes the projection to blur or appear the spot, when needs are cleaned the camera lens, because visual immersion stereoscopic projection equipment installs in the eminence generally, needs the staff to use ladder etc. to ascend a height the operation, and the danger is great, and cleans the operation not convenient enough, and the dust removal effect is not good enough, now urgently needs a visual immersion stereoscopic projection equipment to solve the problem that above-mentioned appears.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide the visual immersion type stereoscopic projection equipment so as to solve the problems in the background art.
In order to achieve the above object, the present invention is realized by the following technical scheme: the utility model provides a vision immersion type stereoscopic projection equipment, includes projection equipment main part, thermovent, braced frame, fixed jib, projection lens and the dust removal mechanism of being convenient for, projection equipment main part is installed inside braced frame, fixed jib is installed to braced frame upside, projection equipment main part upside is provided with the dust removal mechanism of being convenient for, projection lens is installed to projection equipment main part front side, thermovent has been seted up to projection equipment main part front end left and right sides inside, the dust removal mechanism of being convenient for is including wasing moist subassembly, clearance cassette, L shape connecting plate, fixed support plate, electric putter, double-end rotation hinge, fixed pivot and flexible sponge dust removal brush, fixed support plate installs in projection equipment main part up end, L shape connecting plate is installed to the fixed support plate front side, fixed pivot is installed with the fixed support plate junction to L shape connecting plate downside, the clearance cassette is installed to the inlaying in L shape connecting plate downside, the electric putter sets up on projection equipment main part up end right side, electric putter left end and L shape connecting plate junction are installed and are washd moist subassembly left side with the double-end rotation hinge, fixed support plate left side is set up.
Further, wash moist subassembly and include liquid reserve tank, check valve, copper alloy suction tube, piston rod, push-and-pull roof, telescopic coupling hose, rubber piston plate and liquid runner, the liquid reserve tank is installed in projection equipment main part up end left side, the liquid reserve tank upside is provided with the piston tube, the copper alloy suction tube is installed to piston tube and liquid reserve tank junction, copper alloy suction tube interlude is equipped with the check valve, piston tube internally mounted has the rubber piston plate, the piston rod is installed on rubber piston plate right side, the push-and-pull roof is installed to piston rod right-hand member face and electric putter junction, inside the clearance cassette has been seted up to the liquid runner, telescopic coupling hose is installed to piston tube and liquid runner junction.
Further, the left side of the upper end face of the liquid storage tank is provided with a liquid injection pipe, the upper end of the liquid injection pipe is provided with a sealing cover, and the sealing cover is in airtight connection with the liquid injection pipe through threads.
Further, the diameter of the rubber piston plate is the same as that of the piston cylinder, sealing joints are arranged at the joints of the telescopic connecting hose, the piston cylinder and the liquid flow passage, and the specifications of the sealing joints are matched with those of the telescopic connecting hose.
Further, a plurality of groups of penetrating holes are formed in the left side of the liquid flow channel, the plurality of groups of penetrating holes are formed in the left side of the liquid flow channel at equal intervals, and the penetrating holes are communicated with the liquid flow channel and the flexible sponge dust removing brush.
Further, a bracket is arranged at the joint of the electric push rod and the projection equipment main body, and the bracket is fixedly connected with the electric push rod and the projection equipment main body in a welding mode.
Further, projection equipment main part bottom is equipped with the base, the inside movable chamber that is equipped with of base, the inside storage box that is equipped with of movable chamber, the electric telescopic handle is equipped with to storage box rear side, electric telescopic handle rear side is equipped with the mount pad, the mount pad rear side is equipped with the fixed orifices, the base rear side is provided with butterfly fixing base, butterfly fixing base front side is equipped with fixing bolt, fixing bolt and fixed orifices assorted, the water inlet has been seted up to storage box upside, the terminal surface is equipped with the handle before the storage box, electric telescopic handle is connected with electric putter through the wire.
The invention has the beneficial effects that: according to the visual immersion type stereoscopic projection equipment, the cleaning wetting assembly, the cleaning clamping seat, the L-shaped connecting plate, the fixed supporting plate, the electric push rod, the double-head rotating hinge, the fixed rotating shaft and the flexible sponge dust removing brush are added, so that dust on the surface of a lens can be cleaned conveniently by the design, the dust removing effect is good, the practicability is high, the problems that the original visual immersion type stereoscopic projection equipment does not have a dust removing structure, manual wiping is needed, and the dust removing operation is inconvenient are solved, and the dust removing effect of the visual immersion type stereoscopic projection equipment is improved.
Drawings
Other features, objects and advantages of the present invention will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic view of a visual immersion type stereoscopic projection apparatus according to the present invention;
FIG. 2 is a schematic diagram of a front view of a mechanism for facilitating dust removal in a visual immersion type stereoscopic projection apparatus according to the present invention;
FIG. 3 is a front cross-sectional view of a mechanism for facilitating dust removal in a visual immersion stereoscopic projection apparatus of the present invention;
FIG. 4 is a left side cross-sectional view of a convenient dust removal mechanism in a visual immersion stereoscopic projection apparatus of the present invention;
FIG. 5 is a schematic view of a base of a visual immersion type stereoscopic projection apparatus according to the present invention;
in the figure: 1-projection equipment main body, 2-heat radiation port, 3-supporting frame, 4-fixed suspender, 5-projection lens, 6-convenient dust removing mechanism, 61-cleaning wetting component, 62-cleaning clamping seat, 63-L-shaped connecting plate, 64-fixed supporting plate, 65-electric push rod, 66-double-head rotating hinge, 67-fixed rotating shaft, 68-flexible sponge dust removing brush, 611-liquid storage tank, 612-check valve, 613-copper alloy suction pipe, 614-piston cylinder, 615-piston rod, 616-push-pull top plate, 617-telescopic connecting hose, 618-rubber piston plate, 619-liquid runner, 651-bracket, 7-base, 71-butterfly fixing seat, 72-fixing bolt, 73-mounting seat, 74-storage box, 75-handle, 76-water inlet and 77-electric telescopic rod.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a vision immersion type stereoscopic projection equipment, including projection equipment main part 1, thermovent 2, braced frame 3, fixed jib 4, projection lens 5 and be convenient for dust removal mechanism 6, projection equipment main part 1 is installed inside braced frame 3, and fixed jib 4 is installed to braced frame 3 upside, and projection equipment main part 1 upside is provided with and is convenient for dust removal mechanism 6, and projection lens 5 is installed to projection equipment main part 1 front side, and thermovent 2 has been seted up to projection equipment main part 1 front end face left and right sides inside.
The dust removing mechanism 6 comprises a cleaning wetting assembly 61, a cleaning clamping seat 62, an L-shaped connecting plate 63, a fixed supporting plate 64, an electric push rod 65, a double-head rotating hinge 66, a fixed rotating shaft 67 and a flexible sponge dust removing brush 68, wherein the fixed supporting plate 64 is arranged on the upper end face of the projection equipment main body 1, the L-shaped connecting plate 63 is arranged on the front side of the fixed supporting plate 64, the fixed rotating shaft 67 is arranged at the joint of the L-shaped connecting plate 63 and the fixed supporting plate 64, the cleaning clamping seat 62 is arranged on the lower side of the L-shaped connecting plate 63, the flexible sponge dust removing brush 68 is embedded at the left end of the cleaning clamping seat 62, the electric push rod 65 is arranged on the right side of the upper end face of the projection equipment main body 1, the double-head rotating hinge 66 is arranged at the joint of the left end of the electric push rod 65 and the L-shaped connecting plate 63, and the cleaning wetting assembly 61 is arranged on the left side of the fixed supporting plate 64.
The cleaning and wetting assembly 61 is composed of a liquid storage tank 611, a one-way valve 612, a copper alloy suction tube 613, a piston cylinder 614, a piston rod 615, a push-pull top plate 616, a telescopic connecting hose 617, a rubber piston plate 618 and a liquid runner 619, the liquid storage tank 611 is arranged on the left side of the upper end face of the projection equipment main body 1, the piston cylinder 614 is arranged on the upper side of the liquid storage tank 611, the copper alloy suction tube 613 is arranged at the joint of the piston cylinder 614 and the liquid storage tank 611, the one-way valve 612 is arranged at the middle section of the copper alloy suction tube 613, the rubber piston plate 618 is arranged in the piston cylinder 614, the piston rod 615 is arranged on the right side of the rubber piston plate 618, the push-pull top plate 616 is arranged at the joint of the right end face of the piston rod 615 and the electric push rod 65, the cleaning and wetting assembly 619 is arranged in the liquid runner 619, the telescopic connecting hose 617 is arranged at the joint of the piston cylinder 614 and the liquid runner 619, the liquid filling tube 68 is conveniently arranged on the left side of the upper end face of the liquid storage tank 611, the upper end of the liquid filling tube is provided with a sealing cover, the sealing cover is hermetically connected with the liquid filling tube through threads, and the sealing cover is conveniently filled in the liquid storage tank 611 through the liquid filling tube.
As an embodiment of the present invention: the diameter of the rubber piston plate 618 is the same as that of the piston cylinder 614, sealing joints are arranged at the joints of the telescopic connecting hose 617, the piston cylinder 614 and the liquid runner 619, the specifications of the sealing joints are matched with those of the telescopic connecting hose 617, the design improves the tightness of the joints through the arranged sealing joints, a plurality of groups of penetrating holes are formed in the left side of the liquid runner 619, the penetrating holes are equidistantly formed in the left side of the liquid runner 619, the penetrating holes are communicated with the liquid runner 619 and the flexible sponge dust removing brush 68, cleaning liquid inside the liquid runner 619 is convenient to flow into the flexible sponge dust removing brush 68 through the arranged groups of penetrating holes, the flexible sponge dust removing brush 68 is soaked, the support 651 is arranged at the joint of the electric push rod 65 and the projection equipment main body 1, the support 651 is fixedly connected with the electric push rod 65 and the projection equipment main body 1 in a welding mode, and the electric push rod 65 is convenient to install and fix through the arranged support 651.
As an embodiment of the present invention: the projection equipment main body 1 bottom is equipped with base 7, the inside movable chamber that is equipped with of base 7, movable chamber inside is equipped with the storage box 74, the rear side of storage box 74 is equipped with electric telescopic handle 77, electric telescopic handle 77 is equipped with mount pad 73, mount pad 73 rear side is equipped with the fixed orifices, base 7 rear side is provided with butterfly fixing base 71, butterfly fixing base 71 front side is equipped with fixing bolt 72, fixing bolt 72 and fixed orifices phase-match, the water inlet 76 has been seted up to storage box 74 upside, the terminal surface is equipped with handle 75 before the storage box 74, electric telescopic handle 77 is connected with electric putter 65 through the wire, electric putter 65 begins the work after, electric telescopic handle 77 drives storage box 74 and moves forward from the movable chamber of base 1, the washing liquid of cleaning lens falls into the inside of storage box through the water inlet, electric putter stops the work after, electric telescopic handle 77 drives storage box 74 and withdraws into the movable chamber of base 1, it is required to twist butterfly fixing base 71 to move when the periodic pouring out to the storage box 74, fixing bolt 72 separates with electric telescopic handle 73 rear side, use the personnel hold the handle and remove the storage box from the base, with the inside clean water has improved this invention.
As an embodiment of the present invention: the staff is firstly connected with an external controller through a wire, then the sealing cover is opened to inject cleaning liquid into the liquid storage tank 611 through the liquid injection pipe, when the projection lens 5 is required to be subjected to dust removal treatment, the external controller is used for starting the electric push rod 65 and controlling the electric push rod 65 to do telescopic reciprocating motion, the electric push rod 65 drives the L-shaped connecting plate 63 to do left and right reciprocating motion in a circular shape through the double-head rotating hinge 66, the L-shaped connecting plate 63 is used for driving the flexible sponge dust removing brush 68 to move left and right on the surface of the projection lens 5, so that the projection lens 5 is wiped through the movement of the flexible sponge dust removing brush 68, dust attached to the projection lens 5 is cleaned, when the electric push rod 65 moves in a left and right telescopic manner, the piston rod 615 and the rubber plate 618 are driven to do left and right reciprocating motion in the piston cylinder 614 through the push-pull top plate 616, negative pressure is generated in the piston cylinder 614 through the reciprocating motion of the rubber plate 618, the one-way valve 612 is opened and the cleaning liquid in the piston cylinder 614 is sucked into the piston cylinder 612 through the fixed rotating shaft 67, when the rubber plate 618 moves left, the rubber plate 618 is pressed into the liquid storage piston cylinder 68, the cleaning liquid is pressed into the flexible sponge dust removing brush 68 through the flexible foam seat through the flexible pipe, and the dust is wetted by the flexible sponge dust removing brush 68, and then the cleaning liquid is wetted into the flexible foam seat 68 through the flexible pipe and the flexible foam dust removing hole is pressed into the inside the flexible foam seat through the flexible foam valve.
While the fundamental and principal features of the invention and advantages of the invention have been shown and described, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. 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.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a vision immersion type stereoscopic projection equipment, includes projection equipment main part, thermovent, braced frame, fixed jib, projection lens and the dust removal mechanism of being convenient for, its characterized in that: the projection equipment comprises a support frame, a fixing suspender, a dust removing mechanism, a projection lens, a heat radiation opening and a dust removing mechanism, wherein the projection equipment body is arranged in the support frame;
the dust removing mechanism comprises a cleaning wetting assembly, a cleaning clamping seat, an L-shaped connecting plate, a fixed supporting plate, an electric push rod, a double-head rotating hinge, a fixed rotating shaft and a flexible sponge dust removing brush, wherein the fixed supporting plate is arranged on the upper end face of a projection device main body;
the cleaning and wetting assembly comprises a liquid storage tank, a one-way valve, a copper alloy suction pipe, a piston cylinder, a piston rod, a push-pull top plate, a telescopic connecting hose, a rubber piston plate and a liquid runner, wherein the liquid storage tank is arranged on the left side of the upper end face of a projection device main body, the piston cylinder is arranged on the upper side of the liquid storage tank, the copper alloy suction pipe is arranged at the joint of the piston cylinder and the liquid storage tank, the one-way valve is assembled at the middle section of the copper alloy suction pipe, the rubber piston plate is assembled inside the piston cylinder, the piston rod is arranged on the right side of the rubber piston plate, the push-pull top plate is arranged at the joint of the right end face of the piston rod and the electric push rod, the cleaning clamping seat is arranged inside the liquid runner, and the telescopic connecting hose is arranged at the joint of the piston cylinder and the liquid runner.
2. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the left side of the upper end face of the liquid storage tank is provided with a liquid injection pipe, the upper end of the liquid injection pipe is provided with a sealing cover, and the sealing cover is in airtight connection with the liquid injection pipe through threads.
3. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the diameter of the rubber piston plate is the same as that of the piston cylinder, sealing joints are arranged at the joints of the telescopic connecting hose, the piston cylinder and the liquid flow passage, and the specifications of the sealing joints are matched with those of the telescopic connecting hose.
4. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the liquid flow channel is provided with a plurality of groups of penetrating holes on the left side, the plurality of groups of penetrating holes are equidistantly arranged on the left side of the liquid flow channel, and the penetrating holes are communicated with the liquid flow channel and the flexible sponge dust removing brush.
5. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the electric push rod is fixedly connected with the projection equipment body in a welding mode.
6. A visual immersion stereoscopic projection apparatus according to claim 1, wherein: the projection equipment main part bottom is equipped with the base, the inside movable chamber that is equipped with of base, the inside storage box that is equipped with of movable chamber, the electric telescopic handle is equipped with to storage box rear side, electric telescopic handle rear side is equipped with the mount pad, the mount pad rear side is equipped with the fixed orifices, the base rear side is provided with butterfly fixing base, butterfly fixing base front side is equipped with fixing bolt, fixing bolt and fixed orifices assorted, the water inlet has been seted up to storage box upside, the terminal surface is equipped with the handle before the storage box, electric telescopic handle is connected with electric putter through the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210523363.8A CN114779565B (en) | 2022-05-13 | 2022-05-13 | Visual immersion type stereoscopic projection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210523363.8A CN114779565B (en) | 2022-05-13 | 2022-05-13 | Visual immersion type stereoscopic projection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114779565A CN114779565A (en) | 2022-07-22 |
| CN114779565B true CN114779565B (en) | 2024-02-20 |
Family
ID=82436057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210523363.8A Active CN114779565B (en) | 2022-05-13 | 2022-05-13 | Visual immersion type stereoscopic projection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114779565B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002354304A (en) * | 2001-05-29 | 2002-12-06 | Toshiba Corp | Wiper apparatus |
| CN202356328U (en) * | 2011-11-24 | 2012-08-01 | 天津市亚安科技股份有限公司 | One-arm windshield wiper and camera protective cover |
| CN106391522A (en) * | 2016-11-22 | 2017-02-15 | 无锡市伟丰印刷机械厂 | High-efficient cleaning device of ammeter for electric power |
| CN208288502U (en) * | 2018-02-11 | 2018-12-28 | 重庆时翔电子有限公司 | A kind of use for electronic products dedusting circuit board equipment |
| CN212324214U (en) * | 2020-07-07 | 2021-01-08 | 沧澜智能图像科技(深圳)有限公司 | Camera capable of automatically dewatering |
| CN212486617U (en) * | 2020-08-11 | 2021-02-05 | 深圳高迪数码有限公司 | Vehicle-mounted camera with optical lens protection assembly |
| CN113093460A (en) * | 2021-04-11 | 2021-07-09 | 邓霖 | Projector based on 5G technology and using method thereof |
-
2022
- 2022-05-13 CN CN202210523363.8A patent/CN114779565B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002354304A (en) * | 2001-05-29 | 2002-12-06 | Toshiba Corp | Wiper apparatus |
| CN202356328U (en) * | 2011-11-24 | 2012-08-01 | 天津市亚安科技股份有限公司 | One-arm windshield wiper and camera protective cover |
| CN106391522A (en) * | 2016-11-22 | 2017-02-15 | 无锡市伟丰印刷机械厂 | High-efficient cleaning device of ammeter for electric power |
| CN208288502U (en) * | 2018-02-11 | 2018-12-28 | 重庆时翔电子有限公司 | A kind of use for electronic products dedusting circuit board equipment |
| CN212324214U (en) * | 2020-07-07 | 2021-01-08 | 沧澜智能图像科技(深圳)有限公司 | Camera capable of automatically dewatering |
| CN212486617U (en) * | 2020-08-11 | 2021-02-05 | 深圳高迪数码有限公司 | Vehicle-mounted camera with optical lens protection assembly |
| CN113093460A (en) * | 2021-04-11 | 2021-07-09 | 邓霖 | Projector based on 5G technology and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114779565A (en) | 2022-07-22 |
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