CN114033956B - Ultrashort burnt projecting apparatus support - Google Patents
Ultrashort burnt projecting apparatus support Download PDFInfo
- Publication number
- CN114033956B CN114033956B CN202111331732.5A CN202111331732A CN114033956B CN 114033956 B CN114033956 B CN 114033956B CN 202111331732 A CN202111331732 A CN 202111331732A CN 114033956 B CN114033956 B CN 114033956B
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- CN
- China
- Prior art keywords
- plate
- fan
- adjusting
- hydraulic
- projector
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- 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
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- 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
Abstract
The invention relates to the field of projectors, in particular to an ultra-short-focus projector bracket which comprises a bracket seat, wherein an adjusting groove is formed in the bottom of the bracket seat, an adjusting rod is slidably connected in the adjusting groove, the depth of the adjusting rod in the adjusting groove can be adjusted and locked, the outer end of the adjusting rod is fixedly connected with a parallel plate of a vertical adjusting rod, one side of the parallel plate, far away from the adjusting rod, is attached to the adjusting plate, the adjusting plate and the parallel plate are provided with mutually attractive magnetic strips, one side, far away from the parallel plate, of the adjusting plate is fixedly connected with two positioning support rods, the other ends of the two positioning support rods are fixedly connected to a wallboard positioning block, and the wallboard positioning block is fixed below a projection wall. The invention can quickly adjust the projector to enable the projector to be parallel to the projection surface, and simultaneously can drive cooling oil to flow by utilizing hot air flow emitted by the projector and external air flow when the projector works, so that the bottom plate can quickly dissipate heat, and meanwhile, the projector can move when impacted, and damage in a fixed state is avoided.
Description
Technical Field
The invention relates to the field of projectors, in particular to an ultra-short focal length projector bracket.
Background
A projector, also called a projector, is a device capable of projecting images or videos onto a curtain, and can play corresponding video signals by being connected with a computer, VCD, DVD, BD, a game machine, DV and the like through different interfaces.
Projectors are widely used in homes, offices, schools, and entertainment venues, and are available in different types, such as CRT, LCD, DLP, etc., depending on the manner in which they are operated.
With the improvement of the living standard of people, the projector replaces a part of televisions, becomes an important component in living entertainment of people, and in order to adapt to different use environments, an ultra-short-focus projector is also generated.
However, when the ultra-short focal projector is used, the position of the projector is close to the projection surface, and the projector is placed on the desktop without a fixing device, so that the projection surface can be moved greatly by tiny movement, meanwhile, the placement position of the projector is easy to be damaged by human touch and stress, and the projector can generate a large amount of heat when in use, so that the temperature of the desktop is raised during heat dissipation, and the projector cannot be well dissipated on the desktop, so that a bracket capable of rapidly positioning the projector and avoiding damage caused by human touch as much as possible is needed, and meanwhile, the bracket has good heat dissipation performance.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an ultra-short-focus projector bracket.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides an ultrashort burnt projecting apparatus support, includes the support seat, the adjustment tank has been seted up to support seat bottom, the regulation pole is connected in the sliding connection in the adjustment tank, the adjustable locking of degree of depth of regulation pole in the adjustment tank, adjust pole outer end fixed connection perpendicularly the parallel plate of regulation pole, the parallel plate is kept away from adjust pole one side and regulating plate laminating, the regulating plate with be equipped with the magnetism strip of attracting each other on the parallel plate, the regulating plate is kept away from one side fixedly connected with two location branches of parallel plate, two location branch other end fixed connection is on the wallboard locating piece, the below at projection wall is fixed to the wallboard locating piece.
Preferably, a hydraulic oil cavity with hydraulic oil is arranged in the support seat, a central supporting rod is fixedly connected to the inner center of the hydraulic oil cavity, a ball hinge hydraulic adjusting plate is arranged at the top of the central supporting rod, two supporting rods for conveying the hydraulic oil are symmetrically arranged above the hydraulic adjusting plate and fixedly connected with the supporting plate, and two clamping plates are symmetrically arranged above the supporting plate and fixedly connected with the supporting plate.
Preferably, the hydraulic pressure regulating plate limit has seted up the regulating plate groove, the hydraulic pressure regulating plate with be equipped with flexible rubber's sealing washer between the hydraulic pressure oil pocket, sealing washer one end is in sliding connection in the regulating plate groove, the sealing washer other end is in laminating slip on the hydraulic pressure oil pocket wall, still be equipped with sliding connection's slider in the regulating plate groove, the slider with through first spring coupling between the sealing washer, the one end that the sealing washer was kept away from to the slider is equipped with the overflow valve, the overflow valve with the slider laminating, the regulating plate oil duct of transmission hydraulic oil has been seted up to the hydraulic pressure regulating plate, the overflow valve is located in the regulating plate oil duct, the bracing piece oil duct has been seted up in the bracing piece, the regulating plate oil duct with the bracing piece oil duct switch-on, the regulating plate oil duct with the hydraulic pressure oil pocket switch-on.
Preferably, a supporting plate oil duct is arranged in the supporting plate, the supporting plate oil duct is communicated with the supporting rod oil duct, a fan rotating shaft is rotationally connected in the middle of the supporting plate oil duct, the fan rotating shaft is positioned in a hydraulic blade which is fixedly connected with a part in the supporting plate oil duct and used for conveying hydraulic oil, a fan which is used for providing power is fixedly connected with the lower part of the fan rotating shaft, and a fan shell is arranged outside the fan.
Preferably, the bottom of the fan shell is provided with an exhaust fan air outlet, and two sides of the fan shell are symmetrically provided with air inlet fan air inlets.
Preferably, a heat dissipation air guide opening for recovering hot air discharged by the projector is formed in one side, close to the other clamp plate, of the clamp plate, an air suction opening for absorbing external wind force is formed in the back surface of the heat dissipation air guide opening, the air suction opening on the clamp plate and the heat dissipation air guide opening are transmitted to a fan air inlet through an air duct, and the two fan air inlets simultaneously absorb the heat dissipation air to blow the fan.
Preferably, the clamping block groove is formed in the upper end of the clamping plate, the clamping block is slidably connected with a flexible rubber clamping block in the clamping block groove, a second spring is arranged between the clamping block and the clamping block groove, the clamping plate is provided with a thread groove above the clamping block groove, and an adjusting screw rod in threaded connection is arranged in the thread groove.
Preferably, the air suction inlet and the air inlet part of the heat dissipation air guide opening are provided with dustproof filter screens, and the clamping plate is provided with an air guide plate which is fixedly connected and easy to collect air outside the air suction inlet.
The beneficial effects are that:
according to the invention, through the arrangement of the wallboard positioning blocks, the bracket can be quickly parallel to the projection wall surface, so that the projector only needs to adjust the front and rear positions.
According to the invention, the fan at the bottom of the projector bracket is rotated by utilizing hot air flow generated by the fan and external wind force when the projector works, so that hydraulic oil in the bracket flows to radiate heat of the supporting plate below the projector.
Meanwhile, when the projector is subjected to external pressure, due to the arrangement of the ball hinge, a certain movement amount can be given to the supporting plate of the projector, so that the locked projector is prevented from being unable to move to bear external force completely.
Drawings
FIG. 1 is a schematic view of the present invention
FIG. 2 is a schematic diagram of a structural implementation of the present invention;
FIG. 3 is a schematic view of the direction A-A in FIG. 2;
FIG. 4 is a schematic view of the B-B direction of FIG. 2;
FIG. 5 is an enlarged schematic view of FIG. 2 at C;
in the figure: the hydraulic oil supply device comprises a bracket seat 10, a wallboard positioning block 11, a positioning support rod 12, a parallel plate 13, an adjusting rod 14, an adjusting plate 15, an adjusting groove 16, a hydraulic oil cavity 17, a central support rod 18, a hydraulic adjusting plate 19, a supporting plate 20, a supporting rod 21, an adjusting plate oil duct 22, an overflow valve 23, a fan rotating shaft 24, a hydraulic blade 25, a fan housing 26, a fan 27, a fan air outlet 28, a first spring 29, a sealing ring 30, a clamping plate 31, a clamping block 32, an adjusting screw 33, a second spring 34, a filter screen 35, a heat dissipation air guide 36, an air guide 37, a clamping block groove 38, a thread groove 39, a fan air inlet 40, an adjusting plate groove 41, a sliding block 42, a supporting rod oil duct 43 and a supporting plate oil duct 44.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
In the description of the present invention, it should be noted that, the azimuth or positional relationship indicated by the terms "inner", "lower", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Referring to fig. 1-5, an ultrashort focal projector support comprises a support base 10, an adjusting groove 16 is formed in the bottom of the support base 10, an adjusting rod 14 is connected in a sliding mode in the adjusting groove 16, the depth of the adjusting rod 14 in the adjusting groove 16 can be adjusted, locking is achieved through the adjusting rod 14, the outer end of the adjusting rod 14 is fixedly connected with a parallel plate 13 of the vertical adjusting rod 14, one side, far away from the adjusting rod 14, of the parallel plate 13 is attached to an adjusting plate 15, magnetic strips which attract each other are arranged on the adjusting plate 15 and the parallel plate 13, two positioning support rods 12 are fixedly connected to one side, far away from the parallel plate 13, of the adjusting plate 15, the other ends of the two positioning support rods 12 are fixedly connected to a wallboard positioning block 11, and the wallboard positioning block 11 is fixed below a projection wall.
Further, a hydraulic oil cavity 17 provided with hydraulic oil is formed in the support base 10, a center support rod 18 is fixedly connected to the center inside the hydraulic oil cavity 17, a ball hinge hydraulic adjusting plate 19 is arranged at the top of the center support rod 18, two support rods 21 for conveying the hydraulic oil are symmetrically arranged above the hydraulic adjusting plate 19 and fixedly connected with a support plate 20 above the support rods 21, and two clamping plates 31 are symmetrically arranged and fixedly connected above the support plate 20.
Further, an adjusting plate groove 41 is formed in the edge of the hydraulic adjusting plate 19, a flexible rubber sealing ring 30 is arranged between the hydraulic adjusting plate 19 and the hydraulic oil cavity 17, one end of the sealing ring 30 is connected in a sliding mode in the adjusting plate groove 41, the other end of the sealing ring 30 is attached to the wall of the hydraulic oil cavity 17 in a sliding mode, a sliding block 42 in sliding mode is further arranged in the adjusting plate groove 41, the sliding block 42 is connected with the sealing ring 30 through a first spring 29, an overflow valve 23 is arranged at one end, away from the sealing ring 30, of the sliding block 42, the overflow valve 23 is attached to the sliding block 42, an adjusting plate oil duct 22 for transmitting hydraulic oil is formed in the hydraulic adjusting plate 19, the overflow valve 23 is located in the adjusting plate oil duct 22, a supporting rod oil duct 43 is formed in the supporting rod 21, the adjusting plate oil duct 22 is communicated with the supporting rod 43, and the adjusting plate oil duct 22 is communicated with the hydraulic oil cavity 17.
Further, a supporting plate oil duct 44 is formed in the supporting plate 20, the supporting plate oil duct 44 is communicated with the supporting rod oil duct 43, a fan rotating shaft 24 is rotatably connected to the middle of the supporting plate oil duct 44, a hydraulic blade 25 for conveying hydraulic oil is fixedly connected to a part of the fan rotating shaft 24 located in the supporting plate oil duct 44, a fan 27 for providing power is fixedly connected to a part of the lower part of the fan rotating shaft 24 located outside the supporting plate 20, and a fan housing 26 is arranged outside the fan 27.
Further, an exhaust fan air outlet 28 is provided at the bottom of the fan housing 26, and intake fan air inlets 40 are symmetrically provided at both sides of the fan housing 26.
Further, a heat dissipation air guide opening 36 for recovering hot air discharged by the projector is formed on one side of the clamping plate 31 close to the other clamping plate 31, an air suction opening 45 for absorbing external wind force is formed on the back surface of the heat dissipation air guide opening 36 by the clamping plate 31, the air suction opening 45 and the heat dissipation air guide opening 36 on the clamping plate 31 are transmitted to the fan air inlet 40 through the air duct 46, and the two fan air inlets 40 absorb the heat dissipation wind to blow the fan 27.
Further, a clamping block groove 38 is formed in the upper end of the clamping plate 31, a flexible rubber clamping block 32 is slidably connected in the clamping block groove 38, a second spring 34 is arranged between the clamping block 32 and the clamping block groove 38, a threaded groove 39 is formed in the clamping plate 31 above the clamping block groove 38, and an adjusting screw 33 in threaded connection is arranged in the threaded groove 39.
Further, the air suction inlet 45 and the air inlet part of the heat dissipation air guide opening 36 are provided with a dustproof filter screen 35, and the clamping plate 31 is fixedly connected with the air guide plate 37 which is easy to collect air outside the air suction inlet 45.
Working principle: the projector is placed on the supporting plate 20, the adjusting screw 33 on the clamping plate 31 is loosened, the clamping block 32 is ejected out by the elastic force of the clamping block groove 38, the projector is clamped, the adjusting screw 33 is turned tightly after the position is clamped and adjusted, and the bottom of the adjusting screw 33 presses the clamping block 32 to fix the position of the projector.
The wall plate positioning block 11 is fixedly arranged below a projection wall surface or a projection curtain, the wall plate positioning block 11 is parallel to the adjusting plate 15, the adjusting rod 14 in the adjusting groove 16 is pulled out, the adjusting plate 15 fixed on the adjusting rod 14 is magnetically adsorbed with the parallel plate 13, the adjusting rod 14 is perpendicular to the adjusting plate 15, so the support seat 10 is parallel to the projection surface, the projector is opened for debugging, and the support seat 10 is parallel to the projection surface, so only the extending amount of the adjusting rod 14 is required to be debugged, and the adjusting rod 14 is regulated and then locked.
When the projector works, the heat radiation fan starts to run, hot air exhausted by the fan is transmitted to the fan air inlet 40 through the heat radiation air inlets 36 on two sides through 46 to generate thrust for the fan 27, so that the fan 27 rotates, and meanwhile, as the fan 27 is fixedly connected to the fan rotating shaft 24, the fan rotating shaft 24 is rotationally connected to the supporting plate 20, the fan rotating shaft 24 rotates and drives the hydraulic blades 25 in the supporting plate 20 to start rotating; the hydraulic vane 25 rotates to drive the hydraulic oil in the channel to move, so that the hydraulic oil flows between the hydraulic oil cavity 17 and the supporting plate oil duct 44, meanwhile, the hydraulic oil passes through the overflow valve 23, the overflow valve 23 moves towards the edge of the hydraulic adjusting plate 19, the sliding block 42 is pushed to move outwards to extrude the first spring 29, the sealing ring 30 is tightly attached to the hydraulic adjusting plate 19, the sealing ring 30 is prevented from moving up and down, vibration generated during the working of the projector is prevented from influencing a projection picture, meanwhile, exhausted hot gas during the working of the projector can continuously heat the supporting plate 20, heat can be taken away by the hydraulic oil flowing in the supporting plate oil duct 44, the projector can better dissipate heat, and the long-time working temperature is prevented from being too high.
Meanwhile, under the condition of larger external wind force, the external wind force can be brought into the fan shell 26 through the arrangement of the air deflectors 37 and 45, so that the fan 27 rotates, and the same effect of utilizing the cooling fan is obtained.
When the projector is subjected to external high force, the fixed projector can drive the hydraulic adjusting plate 19 to integrally move through the arrangement of the ball hinge at the upper end of the central supporting rod 18, and the hydraulic oil below the hydraulic adjusting plate 19 can provide buffering, so that the projector is not damaged due to the external high force and is locked by the fixed lock, and the activity allowance of the bracket is increased.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present invention or directly or indirectly applied to other related technical fields are included in the scope of the invention.
Claims (5)
1. The utility model provides an ultrashort burnt projecting apparatus support, includes support frame (10), its characterized in that, adjustment tank (16) have been seted up to support frame (10) bottom, interior sliding connection regulation pole (14) in adjustment tank (16), the adjustable locking of degree of depth of regulation pole (14) in adjustment tank (16), regulation pole (14) outer end fixed connection is perpendicular parallel plate (13) of regulation pole (14), parallel plate (13) keep away from regulation pole (14) one side and regulating plate (15) laminating, regulating plate (15) with be equipped with the magnetic strip of attracting each other on parallel plate (13), one side that regulating plate (15) kept away from parallel plate (13) is fixedly connected with two location branches (12), two location branches (12) other end fixed connection are on wallboard locating piece (11), wallboard locating piece (11) are fixed in the below of projection wall; a hydraulic oil cavity (17) with hydraulic oil is formed in the support seat (10), a center support rod (18) is fixedly connected to the center inside the hydraulic oil cavity (17), two support rods (21) for conveying the hydraulic oil are fixedly connected to the upper side of the center support rod (18), two symmetrically arranged support rods (21) are fixedly connected to the upper side of the hydraulic adjustment plate (19), a support plate (20) is fixedly connected to the upper side of the support rod (21), and two symmetrically arranged clamping plates (31) are fixedly connected to the upper side of the support plate (20); an adjusting plate groove (41) is formed in the edge of the hydraulic adjusting plate (19), a flexible rubber sealing ring (30) is arranged between the hydraulic adjusting plate (19) and the hydraulic oil cavity (17), one end of the sealing ring (30) is in sliding connection with the adjusting plate groove (41), the other end of the sealing ring (30) is attached to the wall of the hydraulic oil cavity (17) and slides, a sliding block (42) in sliding connection is further arranged in the adjusting plate groove (41), the sliding block (42) is connected with the sealing ring (30) through a first spring (29), an overflow valve (23) is arranged at one end, far away from the sealing ring (30), of the sliding block (42), the overflow valve (23) is attached to the sliding block (42), an adjusting plate oil duct (22) for transmitting hydraulic oil is formed in the hydraulic adjusting plate (19), a supporting rod (43) is formed in the supporting rod (21), the adjusting plate oil duct (22) is connected with the supporting rod (43), and the adjusting plate (42) is connected with the hydraulic oil cavity (17); offer backup pad oil duct (44) in backup pad (20), backup pad oil duct (44) with bracing piece oil duct (43) switch-on, backup pad oil duct (44) middle part rotation is connected with fan pivot (24), fan pivot (24) are located inside part fixed connection of backup pad oil duct (44) conveys hydraulic pressure hydraulic vane (25) of hydraulic oil, fan pivot (24) below is located outside part fixed connection of backup pad (20) has fan (27) that provide power, fan (27) are equipped with fan casing (26) outward.
2. The ultra-short focal projector mount of claim 1, wherein: an exhaust fan air outlet (28) is formed in the bottom of the fan shell (26), and air inlet fan air inlets (40) are symmetrically formed in two sides of the fan shell (26).
3. The ultra-short focal projector mount of claim 2, wherein: the utility model discloses a projector, including splint (31), fan air intake (40) are passed through to the transmission of splint (31), splint (31) are close to another one side of splint (31) has seted up the heat dissipation air guide mouth (36) of retrieving the hot-blast, splint (31) are in the inlet scoop (45) of absorbing external wind-force are seted up to the reverse side of heat dissipation air guide mouth (36), on splint (31) inlet scoop (45) with heat dissipation air guide mouth (36) are passed through vent pipe (46) and are transmitted fan air intake (40) department, and two fan air intakes (40) absorb the hot-blast of heat dissipation simultaneously and blow fan (27).
4. An ultra-short focal projector mount as claimed in claim 3, wherein: clamping block grooves (38) are formed in the upper ends of clamping plates (31), flexible rubber clamping blocks (32) are connected in the clamping block grooves (38) in a sliding mode, second springs (34) are arranged between the clamping blocks (32) and the clamping block grooves (38), threaded grooves (39) are formed in the clamping plates (31) above the clamping block grooves (38), and adjusting screws (33) in threaded connection are arranged in the threaded grooves (39).
5. The ultra-short focal projector mount of claim 4, wherein:
the air suction inlet (45) and the air inlet part of the heat dissipation air guide opening (36) are provided with dustproof filter screens (35), and the clamping plate (31) is fixedly connected with an air guide plate (37) which is easy to collect air outside the air suction inlet (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111331732.5A CN114033956B (en) | 2021-11-11 | 2021-11-11 | Ultrashort burnt projecting apparatus support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111331732.5A CN114033956B (en) | 2021-11-11 | 2021-11-11 | Ultrashort burnt projecting apparatus support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114033956A CN114033956A (en) | 2022-02-11 |
| CN114033956B true CN114033956B (en) | 2023-08-15 |
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ID=80137310
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111331732.5A Active CN114033956B (en) | 2021-11-11 | 2021-11-11 | Ultrashort burnt projecting apparatus support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114033956B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2044936C1 (en) * | 1992-07-03 | 1995-09-27 | Центральное конструкторское бюро машиностроения | Damper |
| WO2011019402A1 (en) * | 2009-08-14 | 2011-02-17 | Extron Electronics | Short throw projector mount |
| CN207062753U (en) * | 2017-11-03 | 2018-03-02 | 张占奎 | A kind of adjustable bearing of bridge extension joint |
| CN209590524U (en) * | 2019-03-28 | 2019-11-05 | 湖南生物机电职业技术学院 | A kind of multimedia projector interacted |
| CN210219215U (en) * | 2019-04-17 | 2020-03-31 | 杭州迈杰教育科技有限公司 | Ultra-short-focus projector support adjusting base |
| CN212965730U (en) * | 2020-07-27 | 2021-04-13 | 广州联汇声光科技有限公司 | Laser projection's high-efficient cooling system |
| CN112864492A (en) * | 2021-01-27 | 2021-05-28 | 邢金凤 | Energy-consumption-free self-heat-dissipation type new energy automobile battery pack |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016257B2 (en) * | 2007-10-26 | 2011-09-13 | Di Biase Joseph J | Trailer support safety stand |
| JP6867588B2 (en) * | 2017-05-16 | 2021-04-28 | 泉株式会社 | Support stand for projector |
-
2021
- 2021-11-11 CN CN202111331732.5A patent/CN114033956B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2044936C1 (en) * | 1992-07-03 | 1995-09-27 | Центральное конструкторское бюро машиностроения | Damper |
| WO2011019402A1 (en) * | 2009-08-14 | 2011-02-17 | Extron Electronics | Short throw projector mount |
| CN207062753U (en) * | 2017-11-03 | 2018-03-02 | 张占奎 | A kind of adjustable bearing of bridge extension joint |
| CN209590524U (en) * | 2019-03-28 | 2019-11-05 | 湖南生物机电职业技术学院 | A kind of multimedia projector interacted |
| CN210219215U (en) * | 2019-04-17 | 2020-03-31 | 杭州迈杰教育科技有限公司 | Ultra-short-focus projector support adjusting base |
| CN212965730U (en) * | 2020-07-27 | 2021-04-13 | 广州联汇声光科技有限公司 | Laser projection's high-efficient cooling system |
| CN112864492A (en) * | 2021-01-27 | 2021-05-28 | 邢金凤 | Energy-consumption-free self-heat-dissipation type new energy automobile battery pack |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114033956A (en) | 2022-02-11 |
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