CN108167618A - It is a kind of have the function of monitoring, remote control lift projector's sunpender - Google Patents
It is a kind of have the function of monitoring, remote control lift projector's sunpender Download PDFInfo
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- CN108167618A CN108167618A CN201711385877.7A CN201711385877A CN108167618A CN 108167618 A CN108167618 A CN 108167618A CN 201711385877 A CN201711385877 A CN 201711385877A CN 108167618 A CN108167618 A CN 108167618A
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- Prior art keywords
- projector
- sunpender
- function
- remote control
- monitoring
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Classifications
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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
- 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
- F16M13/027—Ceiling supports
-
- 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
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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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
- F16M11/18—Heads with mechanism for moving 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
- G03B21/54—Accessories
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses it is a kind of have the function of monitoring, remote control lift projector's sunpender, belong to projector's installation accessory technical field, projector's sunpender includes the pedestal positioned at top, the elevating lever with elevating function and projector's rack positioned at bottom, elevating lever is internally provided with conduit, nut is installed on conduit, nut interior is equipped with screw rod, and chassis interior is equipped with actuating unit, and actuating unit includes：Motor rotates horizontally power for generating；Driving wheel is connected to the output shaft of motor, and power is rotated horizontally for transmitting；Driven wheel is connected with driving wheel, and screw rod is passed to for receiving to rotate horizontally power and be converted to vertical rotary power.The sunpender of the present invention smooth can lift and range is big, noiseless pollution, and sunpender reliability is high, safe, and user experience is good, easy to operate.
Description
Technical field
The invention belongs to projector's installation accessory technical fields, and in particular to one kind has the function of monitoring, remote control lift
Projector's sunpender.
Background technology
Projector hanger is a kind of projecting apparatus fixed utensil on the ceiling.With video and science and technology development,
Projector is widely used in various occasions.After user buys projector, the placement of projector become one it is new the problem of, projector
Therefore hanger generates therewith.The lifting of projector realizes that under the fixation of hanger, projector can adjust by projecting hanger
Distance projected with angle, next time use when without correction.
Now, with the continuous development of multimedia technology, projector is in live and work using more and more extensive.And one
A little occasions commonly using projector then need projector to be mounted on the places such as ceiling, but due to the function of projector's sunpender
It is incomplete, cause user projector use or replace in inconvenience, therefore projector's sunpender function need to be carried out it is perfect, to fill out
Mend the defects of user is inconvenient.
Invention content
It smooth can be lifted the purpose of the present invention is to provide one kind and range is big, noiseless pollution, sunpender reliability
High, safe, user experience is good, it is a kind of easily to operate have the function of to monitor, projector's sunpender of remote control lift.
The scheme taken to solve above-mentioned technical problem of the present invention is：It is a kind of that there is monitoring, the throwing of remote control lift
Shadow machine sunpender, pedestal, the elevating lever with elevating function and projector's rack positioned at bottom including being located at top, elevating lever
Conduit is internally provided with, nut is installed on conduit, nut interior is equipped with screw rod, and chassis interior is equipped with actuating unit, moves
Force mechanisms include：
Motor rotates horizontally power for generating；
Driving wheel is connected to the output shaft of motor, and power is rotated horizontally for transmitting；
Driven wheel is connected with driving wheel, and spiral shell is passed to for receiving to rotate horizontally power and be converted to vertical rotary power
Bar.Pedestal needs fixed position for being fixed on projector, provides support force for whole device, stable connection has sunpender
Higher-security.Screw rod inside elevating lever is driven by actuating unit to be rotated, by changing the position between nut so as to change
The length of elevating lever is to reach the purpose of lifting projector, and structure connection is simple, and reliability is high.By electronic inside actuating unit
Machine generates original power, and the work of motor is controlled by the mode wirelessly manipulated, improves the automation performance of entire sunpender, just
In manipulation, the degree of engagement of driving wheel and driven wheel is high, good operating stability and noiseless pollution.Above-mentioned projector's sunpender is wireless
The lower lifting for completing projector of control, convenient for the installation and maintenance of projector, makes projector user have good usage experience,
And lifting is smooth, range is big, improves the application place of the present apparatus so that sunpender of the invention should with larger market
With value.
Preferably, the lower end of the tooth socket of driving wheel and driven wheel is connected with an at least elastic string, driving wheel and driven
The gear teeth of wheel are internally provided with slot, are separated between slot by spacer post, and the depth of slot is 0.3 ~ 0.5 times that takes turns tooth height.Slot
Setting can reduce the overall weight of driving wheel and driven wheel, and be constantly filled with air inside slot in rotary course so that
Certain pressure intensity is generated inside slot, it, can so as to make driving wheel and driven wheel that still there is higher-strength in the case where reducing weight
Stablize the transmission for carrying out power, the depth for the slot being equipped with is to take turns the ratio of tooth height, can enable the intensity of driving wheel and driven wheel
Needed for the enough intensity for meeting normal work.The elastic string of tooth socket lower end connection alleviates driving wheel and driven wheel in engagement rotation mistake
To the impact force of the gear teeth in journey, slow down the abrasion of the gear teeth, extend the service life of driving wheel and driven wheel.Driving wheel and driven wheel
Structure setting, during driving wheel and driven wheel are engaged, are detached from repeatedly, elastic string in the gear teeth equipped with slot repeatedly
Under rolling and loosening, transverse force of vibration is generated to the gear teeth, so as to which the gear for reducing driving wheel and driven wheel is transferred to by drop out of gear state
The moment to contact with each other causes the mutual shock loading collided and generated of wheel between cog due to existing relative velocity between the two,
The noise that driving wheel and driven wheel are generated in transmission process is significantly reduced, and keeps gear train that there is good dynamic characteristic,
The fluency of sunpender lifting is improved, sunpender lifting is avoided to generate noise pollution.
Preferably, pedestal side is equipped with line terminal, base top is symmetrically connected with fixed-wing, and fixed wing surface is equipped with
Mounting hole.The setting of line terminal is convenient for the cabling of sunpender internal power cord or signal wire arrangement.Fixed-wing strengthens consolidating for pedestal
It is fixed, improve the installation reliability of sunpender entirety.
Preferably, elevating lever bottom is connected with two electric telescopic rods by transverse slat, electric telescopic rod bottom is connected with
Fixed case, fixed case are internally provided with electrical winding device, and electrical winding device lower end is equipped with projector's rack.Fixed case upper end connects
Two electronic telescopic rods, for adjusting the elevation-depression angle of fixed case, make projector with pitch angle one degree of freedom adjust, carry
Sunpender using flexible is risen.In the case that electrical winding device is also insufficient for height adjusting after lifter rod lifting, by electricity
Projector's rack decentralization that dynamic bobbin winoler will be equipped with projector, to meet user demand, increases the lift adjustment model of sunpender
It encloses.
Preferably, being wound with wire inside electrical winding device, wire surface loop is evenly equipped with column windward, windward column
For inverted "L" shape, column is supported by three sheet metals windward, sealing film is enclosed with outside sheet metal, windward column interior lower end
Baffle is hinged with, column end is equipped with strainer windward, and lampshade ring is equipped on the inside of strainer.The sheet metal inside column can be in electricity windward
It is pressed during dynamic bobbin winoler coiling and againsts wire, Automatic-expanding makes column formation inverted " L " windward in electrical winding device unwrapping wire
Shape, sealing film do not influence the normal coiling of electrical winding device and stuffy, and projector's rack decentralization is carried out in electrical winding device
When, the air-flow of major gene decentralization process is flowed and is heaved windward, places the dust of more long projector and projector's frame surface
Air-flow is followed to raise upwards in decline process, and enter column, strainer windward with air-flow and dust is filtered, be allowed to stay in windward
Inside column, under the blocking of strainer, air-flow forms circulation inside lampshade ring, so as to which dust be made to be trapped in inside lampshade ring, reaches
To dust collecting effect, projector is avoided to decline process, dust is driven to fly upward and influence operation of the user to projector, make user to hanging
Bar has preferable usage experience, and during the decline of projector's rack, endlessly air-flow from column bottom windward into
Enter, and the filtering mouth outflow under the water conservancy diversion of column windward from horizontal direction, the column windward that ring-type is distributed on wire surface cause
Wire surrounding forms multiply jet-stream wind, not only avoids the interference of external air flow, can also change due to the reaction force of air-flow
Stressing conditions inside wire, so as to keep plumbness when wire declines, avoid generating rock and to projector or
User damages, and improves the job security of this sunpender.
Preferably, projector's rack makes this sunpender have projection or monitoring function for installing projector or video camera.
Preferably, elevating lever is the telescopic connection of upper and lower two sections, spiral shell is fixed at the top of the upper half-section of elevating lever
Bar, nut are individually fixed in elevating lever two top saved up and down.Screw rod changes the distance between two nuts by rotation, so as to adjust
Distance of stretch out and draw back between two sections up and down of section elevating lever achievees the effect that lift projector.
Preferably, elevating lever upper and lower ends are equipped with keyway.The setting of keyway can avoid causing liter in screw rod rotation process
The rotation of bar lower end is dropped.
Compared with prior art, beneficial effects of the present invention are:1）Projector's sunpender of the present invention is complete under wireless control
Into the lifting of projector, convenient for the installation and maintenance of projector, make projector user that there is good usage experience, and upwelling and down-welling
Freely, range is big, improves the application place of the present apparatus so that sunpender of the invention has larger market application value；
2）Driving wheel and driven wheel structure design can not only slow down the abrasion of the gear teeth, can also reduce driving wheel and driven wheel, be driven
The noise that journey generates, and keep gear train that there is good dynamic characteristic, improve the fluency of sunpender lifting；3）Column is not windward
It only can reach dust collecting effect, promote user experience, plumbness when can also keep the wire to decline is avoided generating and be rocked
And projector or user are damaged, improve the job security of this sunpender.
Present invention employs above-mentioned technical proposal provide it is a kind of have the function of to monitor, projector's sunpender of remote control lift, more
The deficiencies in the prior art are mended, reasonable design is easy to operate.
Description of the drawings
Fig. 1 is the structure diagram of projector's sunpender of the present invention；
Fig. 2 is the structure diagram of actuating unit of the present invention；
Fig. 3 is the vertical view partial enlarged view of driven wheel structure schematic diagram of the present invention and the driven wheel gear teeth；
Fig. 4 is the vertical view partial enlarged view of driving wheel structure diagram of the present invention and the driving wheel gear teeth；
Fig. 5 is wire of the present invention and the connection diagram of projector's rack；
Fig. 6 is the structure diagram of column windward of the invention；
Fig. 7 is column operation principle schematic diagram windward in the embodiment of the present invention 3.
Reference sign：1 pedestal；2 elevating levers；3 conduits；4 screw rods；5 nuts；6 fixed-wings；7 actuating units；8 lines
Road jack；9 electric telescopic rods；10 fixed cases；11 electrical winding devices；12 projector's racks；13 motor；14 driving wheels；15 from
Driving wheel；16 elastic strings；17 spacer posts；18 slots；19 wires；20 columns windward；20a sheet metals；20b sealing films；20c is kept off
Plate；20d strainers；20e lampshade rings.
Specific embodiment
It is described in further detail below in conjunction with drawings and examples：
Embodiment 1：
As shown in Figure 1 and 2, it is a kind of have the function of monitoring, remote control lift projector's sunpender, including be located at top pedestal 1, tool
The elevating lever 2 for having elevating function and projector's rack 12 positioned at bottom, elevating lever 2 are internally provided with conduit 3, on conduit 3
Nut 5 is installed, screw rod 4 is installed inside nut 5, pedestal 1 is internally provided with actuating unit 7, and actuating unit 7 includes：
Motor 13 rotates horizontally power for generating；
Driving wheel 14 is connected to the output shaft of motor 13, and power is rotated horizontally for transmitting；
Driven wheel 15 is connected with driving wheel 14, is transmitted for receiving to rotate horizontally power and be converted to vertical rotary power
To screw rod 4.Pedestal 1 needs fixed position for being fixed on projector, provides support force for whole device, stable connection makes to hang
Bar has higher-security.Screw rod 4 inside elevating lever 2 drives rotation by actuating unit 7, by changing the position between nut 5
It puts so as to change the length of elevating lever 2 to reach the purpose of lifting projector, structure connection is simple, and reliability is high.Engine
Original power is generated by motor 13 inside structure 7, the work of motor 13 is controlled by the mode wirelessly manipulated, improves and entirely hangs
The automation performance of bar, convenient for manipulation, the degree of engagement of driving wheel 14 and driven wheel 15 is high, good operating stability and noiseless dirt
Dye.Above-mentioned projector's sunpender completes the lifting of projector under wireless control, convenient for the installation and maintenance of projector, makes projector
User has good usage experience, and lifting is smooth, range is big, improves the application place of the present apparatus so that this hair
Bright sunpender has larger market application value.
1 side of pedestal is equipped with line terminal 8, and 1 top of pedestal is symmetrically connected with fixed-wing 6, and 6 surface of fixed-wing is equipped with installation
Hole.The setting of line terminal 8 is convenient for the cabling of sunpender internal power cord or signal wire arrangement.Fixed-wing 6 strengthens consolidating for pedestal 1
It is fixed, improve the installation reliability of sunpender entirety.
2 bottom of elevating lever is connected with two electric telescopic rods 9 by transverse slat, and 9 bottom of electric telescopic rod is connected with fixed case
10, fixed case 10 is internally provided with electrical winding device 11, and 11 lower end of electrical winding device is equipped with projector's rack 12, electrical winding device
Wire 19 is wound with inside 11.Two electronic telescopic rods 9 of 10 upper end of fixed case connection, for adjusting the flexion-extension of fixed case 10
Angle makes projector be adjusted with pitch angle one degree of freedom, improves sunpender using flexible.Electrical winding device 11 is lifting
Bar 2 is also insufficient for after lifting in the case of highly adjusting, the projector's machine that will be equipped with projector by electrical winding device 11
Frame 12 is transferred, and to meet user demand, increases the lift adjustment range of sunpender.
Projector's rack 12 is used to install video camera.
Elevating lever 2 is the telescopic connection of upper and lower two sections, and screw rod 4, nut are fixed at the top of the upper half-section of elevating lever 2
5 are individually fixed in the top of elevating lever two sections about 2.Screw rod 4 changes the distance between two nuts 5 by rotation, so as to adjust
Distance of stretch out and draw back between two sections up and down of elevating lever 2 achievees the effect that lift projector.
2 upper and lower ends of elevating lever are equipped with keyway.The setting of keyway can avoid causing under elevating lever 2 in 4 rotation process of screw rod
End rotation.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
It states.
Embodiment 2：
As shown in Fig. 3 ~ 4, the present embodiment is to the side of advanced optimizing of driving wheel 14 and driven wheel 15 on the basis of embodiment 1
Case：The lower end of the tooth socket of driving wheel 14 and driven wheel 15 is connected with an at least elastic string 16, driving wheel 14 and driven wheel 15
The gear teeth are internally provided with slot 18, are separated between slot 18 by spacer post 17, and the depth of slot 18 is preferably 0.4 times that takes turns tooth height.
The setting of slot 18 can reduce the overall weight of driving wheel 14 and driven wheel 15, and 18 inside of slot is constantly filled in rotary course
Enter air so that 18 inside of slot generates certain pressure intensity, so as to make driving wheel 14 and driven wheel 15 in the case where reducing weight
Still there is higher-strength, the transmission for carrying out power can be stablized, the depth of slot 18 being equipped with is to take turns the ratio of tooth height, can be made actively
The intensity of wheel 14 and driven wheel 15 disclosure satisfy that needed for the intensity of normal work.The elastic string 16 of tooth socket lower end connection alleviates master
Driving wheel 14 and driven wheel 15, to the impact force of the gear teeth, slow down the abrasion of the gear teeth during engagement rotation, extend 14 He of driving wheel
The service life of driven wheel 15.The structure setting of driving wheel 14 and driven wheel 15, engaged repeatedly in driving wheel 14 and driven wheel 15,
During disengaging, elastic string 16 generates the gear teeth lateral exciting under the rolling and loosen repeatedly of the gear teeth equipped with slot 18
Power reduces the gear of driving wheel 14 and driven wheel 15 and is transferred to the moment to contact with each other due to existing phase between the two by drop out of gear state
The shock loading that mutual collide of wheel between cog is caused to speed and is generated, exists so as to significantly reduce driving wheel 14 and driven wheel 15
The noise that transmission process generates, and keep gear train that there is good dynamic characteristic, the fluency of sunpender lifting is improved, is avoided
Sunpender lifting generates noise pollution.
Elastic string 16 is that basic material is prepared through pressing mold, winding by elastic material, the preferred preparation side of elastic material
Method is：Plasticator roll spacing is adjusted to 0.6 millimeter, takes 45 parts of CM, 4 parts of stabilizers, 11 parts of acid absorbents and 8 parts of epoxies big by weight
It is kneaded 6 minutes on plasticator after soya-bean oil mixing, is allowed to be kneaded with triangle bag method and uniformly remove for use；It is taken by weight by 40 parts
It is kneaded 6 minutes on plasticator after CPE, 2 parts of stabilizers, 0.8 part of acid absorbent and 12 parts of epoxidized soybean oil mixing, with triangle bag method
It is allowed to be kneaded uniformly and be allowed to packet roller；The product input that first time is kneaded the product of gained and is kneaded gained second is plasticated
Machine by the rolling of 4 minutes and turns refining, and is kneaded uniformly with triangle bag method, removes and stop 12 minutes and must premix under room temperature environment
Object, for use；26 parts of fillers, 22 portions of reinforcing agents, 3 parts of ethylene glycol, 15 parts of plasticizer are added in into pre-composition, are beaten with triangle bag method
Packet 5 times adds in 1 part of vulcanizing agent and 1.3 parts of crosslinking coagents, is packaged 9 times, and bottom sheet after being kneaded uniformly is existed afterwards with vulcanizing press
10.5MPa is vulcanized at 155 DEG C, obtains elastic material.Above-mentioned preparation method prepares the elastic material of gained with excellent
Elasticity and break resistance, wherein stabilizer, acid absorbent, filler, reinforcing agent, plasticizer and vulcanizing agent be in the market often
Rule purchase, crosslinking coagent be isocyanates and 1,2- diaminostilbene, the mixture of 2- di-t-butyl ethane, successively weight ratio be
1:0.05, the cross-linking effect of mixture is much better than the cross-linking effect of single isocyanates, and 1,2- diaminostilbene, 2- di-t-butyls
In ethane（R,R）- 1,2- diaminostilbenes, 2- di-t-butyls ethane and（S,S）- 1,2- diaminostilbenes, 2- di-t-butyl ethane
Weight ratio be 1:0.63, there is 1, the 2- diaminostilbenes of special proportioning, 2- di-t-butyls ethane has with isocyanates to be cooperateed with
Effect, promotion can generate multiple chemical bonds on two high molecular active positions, so as to form stable three-dimensional polymeric molecule knot
Structure effectively promotes the service life of elastic material, improves the mechanical performance of elastic material, and may additionally facilitate in sulfidation and vulcanize
The activation of agent reduces the crosslinking temperature between elastic material each component, improves cross-linking reaction and degree, can not only reduce vulcanizing agent
Usage amount, can also effectively promote the elasticity and break resistance of elastic material, it is made to be formed more with the gear teeth equipped with slot 18
Good cooperation, promotes the reduction dynamics to the noise of transmission process.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
It states.
Embodiment 3：
As shown in Fig. 5 ~ 6, the present embodiment be embodiment 1 on the basis of to the further of the wire 19 inside electrical winding device 11
Prioritization scheme：19 surface of wire is evenly equipped with column 20 windward, and column 20 is inverted "L" shape windward, and column 20 is by three sheet metals windward
20a is supported, and is enclosed with sealing film 20b outside sheet metal 20a, 20 interior lower end of column is hinged with baffle 20c windward, windward column
20 ends are equipped with strainer 20d, and lampshade ring 20e is equipped on the inside of strainer 20d.The sheet metal 20d inside column 20 can be in electricity windward
It is pressed during dynamic 11 coiling of bobbin winoler and againsts wire 19, Automatic-expanding makes 20 shape of column windward in 11 unwrapping wire of electrical winding device
Into inverted "L" shape, sealing film 20b does not influence the normal coiling of electrical winding device 11 and stuffy, is carried out in electrical winding device 11
When projector's rack 12 is transferred, column 20 is heaved due to the air-flow flowing of decentralization process windward, places more long projector and throwing
The dust on 12 surface of shadow machine rack follows air-flow to raise upwards in decline process, and enters column 20 windward, 20d pairs of strainer with air-flow
Dust is filtered, and is allowed to stay in inside column 20 windward, and under the blocking of strainer 20d, air-flow forms ring inside lampshade ring 20e
Stream, so as to which dust be made to be trapped in inside lampshade ring 20e, reaches dust collecting effect, projector is avoided to decline process, dust is driven to fly upward
And operation of the user to projector is influenced, make user that there is preferable usage experience to sunpender, and under projector's rack 12
During drop, endlessly air-flow enters from 20 bottom of column windward, the filtering under the water conservancy diversion of column 20 windward from horizontal direction
Mouth outflow, therefore the cyclic annular column windward 20 for being distributed on 19 surface of wire is so that 19 surrounding of wire forms multiply jet-stream wind, no
The interference of external air flow is only avoided, can also change the distribution of 19 inside power of wire due to the reaction force of air-flow, so as to keep
Plumbness when wire 19 declines avoids generating and rocks and projector or user are damaged, improves this sunpender
Job security.
With reference to Fig. 6 and Fig. 7 in the present invention windward column 20 holding wire 19 decline when plumbness mechanism make into
One step is described in detail：19 left side of wire is equipped with left column 20.1 windward in Fig. 7, and right side is equipped with right column 20.2 windward, when wire 19 hangs down
Straight when declining, left column 20.1 windward and right column 20.2 windward are plumbness, and air-flow is from left column 20.1 windward and right column windward
20.2 bottoms flow into, and are flowed out respectively from the left and right sides, so as to reach plumbness when above-mentioned holding wire 19 declines
Effect.
When wire 19 broken by External force interference left column 20.1 windward with it is right 20.2 maintenance of column is balanced windward when, such as
During heeling condition shown in Fig. 7, left column 20.1 windward still normally has airflow, and then form oblique bottom right to wire 19
Reaction force, and right column 20.2 windward blocking portion airflow space when inclination causes baffle 20c sagging, make right column windward
20.2 hardly generate reaction force to wire 19, and wire 19 integrates the power by oblique bottom right at this time, therefore wire 19
It can be to vertical state motion be tended to, in left column 20.1 windward with after the right adjusting repeatedly of column 20.2 windward, making wire 19 most
Still restore vertical decline state eventually.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
It states.
Embodiment 4：
As shown in Fig. 1 ~ 6, with reference to diagram to the present invention it is a kind of have the function of monitoring, remote control lift projector's sunpender work original
Reason is described in detail：Pedestal 1 is mounted on ceiling or other needs position to be mounted, and projector is mounted on projector's rack 12
On, control elevating lever 2 be best projection length, when projector needs to repair, using wireless control make motor 13 into
Row rotates forward, and so as to which screw rod 4 be driven to rotate, increases the spacing of two nuts 5, so as to achieve the effect that extend elevating lever 2, makes projector
Drop to the easily operated height of user, when elevating lever 2 is elongated to the limit, control electrical winding device 11 carries out unwrapping wire, will pacify
12 further falling head of projector's rack equipped with projector after the completion of repair, first controls electrical winding device to suitable height
11 carry out coiling, and projector's rack 12 is recycled to 10 lower end of fixed case, rear that motor 13 is controlled to be inverted, and drive screw rod 4
It is inverted, shortens the distance between two nuts 5, so as to which projector be made to rise to origin-location, and adjustable electric telescopic rod 9
Length, so as to adjust the pitch angle of projecting apparatus, when reach best projection state.
Wireless control motor 13, electric telescopic rod 9 and electrical winding device 11 in the present embodiment are art technology
The prior art that personnel are known, does not describe in detail herein.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, the ordinary skill people of this field
Member without departing from the spirit and scope of the present invention, can also make a variety of changes and modification.Therefore, it is all equivalent
Technical solution also belong to scope of the invention, scope of patent protection of the invention should be defined by the claims.
Claims (9)
1. it is a kind of have the function of monitoring, remote control lift projector's sunpender, including be located at top pedestal（1）, have lifting work(
The elevating lever of energy（2）With projector's rack positioned at bottom（12）, it is characterised in that：The elevating lever（2）It is internally provided with and leads
Spool（3）, the conduit（3）On nut is installed（5）, the nut（5）Inside is equipped with screw rod（4）, it is described
Pedestal（1）It is internally provided with actuating unit（7）, the actuating unit（7）Including：
Motor（13）, power is rotated horizontally for generating；
Driving wheel（14）, it is connected to motor（13）Output shaft, for transmitting the horizontal rotation power；
Driven wheel（15）, with driving wheel（14）It is connected, for receiving the horizontal rotation power and being converted to vertical rotation
Rotatory force passes to screw rod（4）.
2. it is according to claim 1 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The driving wheel stated（14）And driven wheel（15）The lower end of tooth socket be connected with an at least elastic string（16）, the driving wheel
（14）And driven wheel（15）The gear teeth be internally provided with slot（18）, the slot（18）Between by spacer post（17）Separate, it is described
Slot（18）Depth be to take turns 0.3 ~ 0.5 times of tooth height.
3. it is according to claim 1 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The pedestal stated（1）Side is equipped with line terminal（8）, the pedestal（1）Top is symmetrically connected with fixed-wing（6）, described consolidates
Determine the wing（6）Surface is equipped with mounting hole.
4. it is according to claim 1 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The elevating lever stated（2）Bottom is connected with two electric telescopic rods by transverse slat（9）, the electric telescopic rod（9）Bottom connects
There is fixed case（10）, the fixed case（10）It is internally provided with electrical winding device（11）, the electrical winding device（11）Lower end
Projector's rack is installed（12）.
5. it is according to claim 4 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The electrical winding device stated（11）Inside is wound with wire（19）, the wire（19）Surface loop is evenly equipped with column windward
（20）.
6. it is according to claim 5 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The column windward stated（20）For inverted "L" shape, the column windward（20）By three sheet metals（20a）Support, the metal foil
Piece（20a）Outside is enclosed with sealing film（20b）, the column windward（20）Interior lower end is hinged with baffle（20c）, it is described
Column windward（20）End is equipped with strainer（20d）, the strainer（20d）Inside is equipped with lampshade ring（20e）.
7. it is according to claim 1 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The projector's rack stated（12）For installing projector or video camera.
8. it is according to claim 1 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The elevating lever stated（2）For the telescopic connection of upper and lower two sections, the elevating lever（2）Upper half-section at the top of be fixed with screw rod
（4）, the nut（5）It is individually fixed in elevating lever（2）The top of upper and lower two section.
9. it is according to claim 1 it is a kind of have the function of monitoring, remote control lift projector's sunpender, it is characterised in that：Institute
The elevating lever stated（2）Upper and lower ends are equipped with keyway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385877.7A CN108167618A (en) | 2017-12-20 | 2017-12-20 | It is a kind of have the function of monitoring, remote control lift projector's sunpender |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711385877.7A CN108167618A (en) | 2017-12-20 | 2017-12-20 | It is a kind of have the function of monitoring, remote control lift projector's sunpender |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108167618A true CN108167618A (en) | 2018-06-15 |
Family
ID=62523063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711385877.7A Pending CN108167618A (en) | 2017-12-20 | 2017-12-20 | It is a kind of have the function of monitoring, remote control lift projector's sunpender |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108167618A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2741071Y (en) * | 2004-08-26 | 2005-11-16 | 南京长鹏工贸有限责任公司 | Electric safety cradle of projector |
| CN204328408U (en) * | 2014-12-03 | 2015-05-13 | 浙江海洋学院 | A kind of remote-controlled lifting projector suspension rod |
| CN204331268U (en) * | 2015-01-14 | 2015-05-13 | 上海威超机电设备制造有限公司 | A kind of projector suspension bracket with smallpox window |
| CN204790280U (en) * | 2015-06-18 | 2015-11-18 | 安庆联泰电子科技有限公司 | Foldable projecting apparatus gallows |
| CN205299016U (en) * | 2016-01-26 | 2016-06-08 | 王燕军 | Utensil raising and lowering functions's furred ceiling projecting apparatus |
-
2017
- 2017-12-20 CN CN201711385877.7A patent/CN108167618A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2741071Y (en) * | 2004-08-26 | 2005-11-16 | 南京长鹏工贸有限责任公司 | Electric safety cradle of projector |
| CN204328408U (en) * | 2014-12-03 | 2015-05-13 | 浙江海洋学院 | A kind of remote-controlled lifting projector suspension rod |
| CN204331268U (en) * | 2015-01-14 | 2015-05-13 | 上海威超机电设备制造有限公司 | A kind of projector suspension bracket with smallpox window |
| CN204790280U (en) * | 2015-06-18 | 2015-11-18 | 安庆联泰电子科技有限公司 | Foldable projecting apparatus gallows |
| CN205299016U (en) * | 2016-01-26 | 2016-06-08 | 王燕军 | Utensil raising and lowering functions's furred ceiling projecting apparatus |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180615 |
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| RJ01 | Rejection of invention patent application after publication |