A kind of electric power overhead low-voltage circuit unmanned plane and fire-extinguishing
Technical field
The present invention relates to electric power fire-fighting aircraft field, a kind of electric power overhead low-voltage circuit fire extinguishing is unmanned
Machine.
Background technology
Electric power is the energy using electric energy as power, invents in 19 century 70s, and invention and the application of electric power start
Industrialization climax for the second time, since becoming 18th century of human history, one of three scientific and technological revolutions that the world occurs, from this section's technological transformation
Having become the life of people, the large-scale electrical power system that 20th century occurred is one of most important achievement in the human engineering history of science,
The power generation being made up of links such as generating, transmission of electricity, power transformation, distribution and electricity consumptions and consumption system, it is by nature once
The energy changes into electric power by mechanical energy device, then supplies power to each user through transmission of electricity, power transformation and distribution;Due to electric power from
Produce, transmit and use during be easiest to produce electric leakage or use the improper fire that causes of environment, the easy breaking out of fire of electric power
Occasion is mainly by electric station, power supply station, transformer station, power distribution station, transmission line of electricity, overhead system, electric power laboratory and height line ball
Cable laying ground, road etc., and electric power fire occurs rapidly, and scene of fire is dangerous big and coverage is wide.
The fire extinguisher that fire-fighting at present uses is of a great variety, mainly has carbon dioxide extinguisher, 1211 fire extinguishers, dry-chemical fire extinguishing
Device, acid subtract foam annihilator, carbon tetrachloride fire extinguisher, mechanical foam fire extinguisher, water-type extinguisher and other fire extinguishing appliances etc.;Go out
Firearm is mainly made up of stack shell, spray canister and switch valve, divides from fire-extinguishing operations step and mode, and a class is only need to extract insurance
Ring, is directed at spray canister burning things which may cause a fire disaster and directly carries out operation, another kind of, is first to open Flos Mume wheel valve, when spray canister is directed at burning things which may cause a fire disaster operation
Need to press duck-beak type valve simultaneously.
Fire extinguisher entrance fire-fighting scene is manually carried for the fire many employings of fire-fighting fire extinguishing mode and carries out artificial fire-fighting operation,
For low latitude fire many employings lift, fireman being delivered to eminence and carry out fire-fighting operation, there is danger in such existing fire fighting mode
Dangerous greatly fire fighter's personal safety is caused greatly threat, have many firemans every year because on-the-spot fire-fighting operation
And sacrifice is died at one's post numerous;Manual site's fire-fighting operation fire-fighting efficiency progressively can drop along with the elongation of activity duration simultaneously
Low, fire-fighting fire extinguishing whole efficiency is low, speed slow and very flexible.In consideration of it, the invention provides a kind of electric power overhead low-voltage line
Road unmanned plane and fire-extinguishing.
Summary of the invention
In order to make up the deficiencies in the prior art, the invention provides a kind of electric power overhead low-voltage circuit unmanned plane and fire-extinguishing.
The present invention to solve its technical problem and realize by the following technical solutions.
A kind of electric power overhead low-voltage circuit unmanned plane and fire-extinguishing, including unmanned plane main body, trestle table, electrical turntable, three freedom
Degree parallel institution and extinguishing device;Described trestle table is positioned at extinguishing device upper end center position, the Y-shaped knot of trestle table
Structure, trestle table lower end is connected with extinguishing device, and trestle table upper end is connected with electrical turntable lower surface, 3-freedom parallel mechanism
Between electrical turntable and unmanned plane main body, and 3-freedom parallel mechanism lower end is connected with electrical turntable upper surface, and three
Freedom degree parallel connection mechanism upper end is connected with unmanned plane main body.
As a further improvement on the present invention, described unmanned plane main body includes frame, servomotor, propeller, locking
Detain and protective cover, and the quantity of servomotor, propeller and tight locking button is six;Described central rack is cirque structure, machine
It is respectively symmetrically along its center axis outside frame and is provided with bar shaped support, bar shaped support offers rectangle material reducing mouth, servomotor
Bottom is fixed on bar shaped stent outer upper surface, and propeller is arranged on servomotor spindle, and propeller and servomotor
Being locked by tight locking button between main shaft, protective cover is positioned at directly over frame, and protective cover is semielliptical shape housing knot
Structure.
As a further improvement on the present invention, described 3-freedom parallel mechanism include fixed platform, moving platform, ear mount,
Rotating shaft, electric pushrod, spherical hinge, connection seat and limit spring, and ear mount, rotating shaft, electric pushrod, spherical hinge, connection seat and limit
The quantity of position spring is three;Described fixed platform and moving platform the most rounded shape structure, and moving platform be positioned at fixed platform just under
Side, ear mount is positioned on the lower surface of fixed platform, and the installation angle between ear mount is 60 degree, connects seat and is positioned on moving platform
On end face, and ear mount distinguishes one_to_one corresponding with being connected seat;Described electric pushrod bottom is arranged in ear mount by rotating shaft, electronic
Push rod top is attached by spherical hinge with being connected between seat, and limit spring is around being enclosed within electric pushrod upper end;During specific works,
The motion of moving platform can be driven by pumping of electric pushrod, and reduce freedom degree parallel connection by limit spring
Jitter during mechanism kinematic, adds the stationarity of 3-freedom parallel mechanism motion, 3-freedom parallel mechanism and cascade machine
Structure phase specific stiffness is big, and flexibly, Stability Analysis of Structures, bearing capacity is strong and fine motion precision is high, and 3-freedom parallel mechanism uses 3-in motion
The form of the parallel institution of RPS, is applied to 3-freedom parallel mechanism in the present invention, on the one hand serves extinguishing device side
The regulation of parallactic angle degree, it is simple to the carrying out of the high aerial comprehensive extinguishing operation of various attitudes of the present invention, on the other hand to extinguishing device
Serve the effect of damping so that extinguishing device is in horizontal plateau under the various flight attitude of the present invention all the time, prevents
The excessive fire extinguisher to storing of jitter causes potential safety hazard.
As a further improvement on the present invention, described extinguishing device includes support plate, fire extinguishing guide rail, fire extinguishing guide block, fixes
Adjusting means and drop handle drawing device, and the quantity of fire extinguishing guide rail, fire extinguishing guide block, secured adjusted device and drop handle drawing device is equal
It is two;Being horizontal structure in the middle part of described support plate, the support plate left and right sides is incline structure, and fire extinguishing guide rail is along the transverse center of support plate
Axis is respectively symmetrically and is fixed on both sides before and after support plate, and fire extinguishing guide block is arranged on fire extinguishing guide rail, and secured adjusted device is solid respectively
Being scheduled on the left and right sides of support plate, drop handle drawing device is positioned at inside secured adjusted device, and drop handle drawing device lower end is fixed on
On fire extinguishing guide block.
As a further improvement on the present invention, described secured adjusted device includes fixed frame, regulation rotating shaft, lower limit
Frame, upper limit frame, latch segment, shrinking connecting-rod, the first rotational pin and the second rotational pin;Described fixed frame is medial extremity opening
Frame structure, fixed frame longitudinal direction spaced set has sideboard, is provided with semicircular arc cushion block, fixed frame upper end between sideboard
Crosspiece it is provided with at medium position;Described lower limit frame is positioned at fixed frame inner top side, and lower limit frame lower end is by regulation
Rotating shaft is connected with fixed frame, and upper limit frame is positioned at directly over lower limit frame, and upper limit frame lower end and lower limit frame upper end equal
Offer upper limit position groove and lower limit groove respectively, and upper limit position groove and lower limit groove are arcuate structure, upper limit position groove and lower limit
Position groove respectively one_to_one corresponding, before and after upper limit frame lower end, before and after both sides and lower limit frame upper end, both sides are provided with projection seat respectively
Being locked with employing latch segment between lower projection seat, and upper projection seat and lower projection seat, shrinking connecting-rod one end is by the first rotation
Pin is connected with lower limit frame, and the shrinking connecting-rod other end is by the crosspiece phase of the second rotational pin with fixed frame upper center position
Connect.
As a further improvement on the present invention, described drop handle drawing device includes mobile support saddle, rolling bearing, pulls open electricity
Dynamic push rod and pulling claw;Being provided with floor outside described mobile support saddle, rolling bearing is positioned at mobile support saddle lateral wall upper end position
Locate, and rolling bearing is equidistantly evenly arranged along mobile support saddle longitudinal direction, pulls open electric pushrod bottom and is fixed on rolling bearing
On, pull open electric pushrod top and pulling claw is installed, and pull open employing threaded engagement between electric pushrod top and pulling claw rear end
Mode is attached, and pulling claw front end is provided with incomplete annular and hooks pawl.
During concrete operations, it is fixed in first fire extinguisher is placed into fixed frame and stores, and the spray canister of fire extinguisher is pacified
It is inserted between the upper limit position groove of upper limit frame and the lower limit groove of lower limit frame, by the relieving ring of fire extinguisher around being enclosed within pulling claw;
Then, when the present invention enters operation area, by drop handle drawing device, the relieving ring on fire extinguisher is extracted so that at fire extinguisher
In open mode;The spray canister of fire extinguisher can be driven to carry out regulating rotating shaft by shrinking connecting-rod again to rotate for center of rotation,
It is achieved thereby that the adjustable angle function that fire extinguisher is when fire extinguishing, fire extinguishing spray regime is wide, and fire-fighting efficiency is high.
Compared with prior art, the invention have the advantages that
(1) present invention can to overhead transmission line breaking out of fire time carry out high altitude firefighting extinguishing operation, and automaticity
Have a smooth flight flexibly during high, fire extinguishing, spray regime is big, fire-fighting efficiency is high and safety is high in fire extinguishing, solves overhead transmission line
The dangerous big problem of artificial fire-fighting fire extinguishing.
(2) form of the parallel institution of 3-freedom parallel mechanism of the present invention employing 3-RPS, by 3-freedom parallel mechanism
It is applied in the present invention, on the one hand serves the regulation to extinguishing device orientation angles, it is simple to the high aerial various attitudes of the present invention
The carrying out of comprehensive extinguishing operation, on the other hand serves the effect of damping so that extinguishing device is in the present invention to extinguishing device
All the time it is in horizontal plateau under various flight attitudes, prevents the excessive fire extinguisher to storing of jitter from causing potential safety hazard.
(3) extinguishing device of the present invention can realize fire extinguisher and stores the extracting of fire extinguisher relieving ring fixing, existing, fire extinguisher spray
Cylinder is fixing and the function of spraying operation adjustable angle, and fire extinguishing spray regime is wide, fire-fighting efficiency is high and safety is good.
Accompanying drawing explanation
The present invention is further described with embodiment below in conjunction with the accompanying drawings.
Fig. 1 is the perspective view of the present invention;
Fig. 2 is present invention perspective view when removing unmanned plane main body;
Fig. 3 is the front view of 3-freedom parallel mechanism of the present invention;
Fig. 4 is perspective view when trestle table of the present invention, electrical turntable and extinguishing device cooperation;
Fig. 5 is the perspective view of secured adjusted device of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot
Conjunction is specifically illustrating, and the present invention is expanded on further.
As shown in Figures 1 to 5, a kind of electric power overhead low-voltage circuit unmanned plane and fire-extinguishing, including unmanned plane main body 1, trestle table
2, electrical turntable 3,3-freedom parallel mechanism 4 and extinguishing device 5;Described trestle table 2 is positioned at extinguishing device 5 upper end center position
Putting place, the Y-shaped structure of trestle table 2, trestle table 2 lower end is connected with extinguishing device 5, trestle table 2 upper end and electrical turntable 3 lower end
Face is connected, and 3-freedom parallel mechanism 4 is between electrical turntable 3 and unmanned plane main body 1, and 3-freedom parallel mechanism 4
Lower end is connected with electrical turntable 3 upper surface, and 3-freedom parallel mechanism 4 upper end is connected with unmanned plane main body 1.
As it is shown in figure 1, described unmanned plane main body 1 includes frame 11, servomotor 12, propeller 13, tight locking button 14 and
Protective cover 15, and the quantity of servomotor 12, propeller 13 and tight locking button 14 is six;Tie in annular in the middle part of described frame 11
Structure, is respectively symmetrically along its center axis outside frame 11 and is provided with bar shaped support, bar shaped support offers rectangle material reducing mouth, watches
Taking motor 12 bottom to be fixed on bar shaped stent outer upper surface, propeller 13 is arranged on servomotor 12 main shaft, and spiral
Being locked by tight locking button 14 between oar 13 and servomotor 12 main shaft, protective cover 15 is positioned at directly over frame 11, and
Protective cover 15 is in semielliptical shape shell structure.
As shown in Figures 2 and 3, described 3-freedom parallel mechanism 4 includes fixed platform 41, moving platform 42, ear mount 43, turns
Axle 44, electric pushrod 45, spherical hinge 46, connection seat 47 and limit spring 48, and ear mount 43, rotating shaft 44, electric pushrod 45, ball pivot
The quantity of chain 46, connection seat 47 and limit spring 48 is three;Described fixed platform 41 and moving platform 42 the most rounded shape structure,
And moving platform 42 is positioned at immediately below fixed platform 41, ear mount 43 is positioned on the lower surface of fixed platform 41, and the installation between ear mount 43
Angle is 60 degree, connects seat 47 and is positioned on moving platform 42 upper surface, and ear mount 43 distinguishes one_to_one corresponding with being connected seat 47;Institute
Electric pushrod 45 bottom stated is arranged in ear mount 43 by rotating shaft 44, and ball is passed through with being connected between seat 47 in electric pushrod 45 top
Hinge 46 is attached, and limit spring 48 is around being enclosed within electric pushrod 45 upper end;During specific works, upper and lower by electric pushrod 45
Reciprocating motion can drive the motion of moving platform 42, and reduced when 3-freedom parallel mechanism 4 moves by limit spring 48 and tremble
Dynamic property, adds the stationarity of 3-freedom parallel mechanism 4 motion, 3-freedom parallel mechanism 4 and serial mechanism phase specific stiffness
Greatly, flexibly, Stability Analysis of Structures, bearing capacity is strong and fine motion precision is high, and 3-freedom parallel mechanism 4 uses the parallel connection of 3-RPS in motion
The form of mechanism, is applied to 3-freedom parallel mechanism 4 in the present invention, on the one hand serves extinguishing device 5 orientation angles
Regulation, it is simple to the carrying out of the high aerial comprehensive extinguishing operation of various attitudes of the present invention, on the other hand extinguishing device 5 is served
The effect of damping so that extinguishing device 5 is in horizontal plateau under the various flight attitude of the present invention all the time, prevents jitter
The excessive fire extinguisher to storing causes potential safety hazard.
As shown in Figure 4 and Figure 5, described extinguishing device 5 includes support plate 51, fire extinguishing guide rail 52, fire extinguishing guide block 53, fixing tune
Regulating device 54 and drop handle drawing device 55, and fire extinguishing guide rail 52, fire extinguishing guide block 53, secured adjusted device 54 and drop handle drawing device
The quantity of 55 is two;Being horizontal structure in the middle part of described support plate 51, support plate 51 left and right sides is incline structure, guide rail 52 of putting out a fire
Being respectively symmetrically along the central transverse axis of support plate 51 and be fixed on both sides before and after support plate 51, fire extinguishing guide block 53 is arranged on fire extinguishing guide rail
On 52, secured adjusted device 54 is separately fixed at the left and right sides of support plate 51, and drop handle drawing device 55 is positioned at secured adjusted device
Inside 54, and drop handle drawing device 55 lower end is fixed on fire extinguishing guide block 53;Described secured adjusted device 54 includes fixed frame
541, regulation rotating shaft 542, lower limit frame 543, upper limit frame 544, latch segment 545, shrinking connecting-rod the 546, first rotational pin 547 and
Second rotational pin 548;The described frame structure that fixed frame 541 is medial extremity opening, fixed frame 541 longitudinal direction equidistantly sets
Being equipped with sideboard, be provided with semicircular arc cushion block between sideboard, fixed frame 541 upper center position is provided with crosspiece;Described
Lower limit frame 543 is positioned at fixed frame 541 inner top side, and lower limit frame 543 lower end is by regulation rotating shaft 542 and fixed frame 541
Being connected, upper limit frame 544 is positioned at directly over lower limit frame 543, and upper limit frame 544 lower end and lower limit frame 543 upper end equal
Offer upper limit position groove and lower limit groove respectively, and upper limit position groove and lower limit groove are arcuate structure, upper limit position groove and lower limit
Position groove respectively one_to_one corresponding, before and after upper limit frame 544 lower end, before and after both sides and lower limit frame 543 upper end, both sides are provided with respectively
Latch segment 545 is used to be locked between upper projection seat and lower projection seat, and upper projection seat and lower projection seat, shrinking connecting-rod 546 one end
Being connected with lower limit frame 543 by the first rotational pin 547, shrinking connecting-rod 545 other end is by the second rotational pin 548 and fixes
The crosspiece of frame 541 upper center position is connected;Described drop handle drawing device 55 includes mobile support saddle 551, rolling bearing
552, electric pushrod 553 and pulling claw 554 are pulled open;Being provided with floor outside described mobile support saddle 551, rolling bearing 552 is positioned at
At the upper end position of mobile support saddle 551 lateral wall, and rolling bearing 552 is equidistantly evenly arranged along mobile support saddle 551 longitudinal direction,
Pull open electric pushrod 553 bottom to be fixed on rolling bearing 552, pull open electric pushrod 553 top and pulling claw 554 is installed, and draw
Opening uses the mode of threaded engagement to be attached between electric pushrod 553 top and pulling claw 554 rear end, and pulling claw 554 front end is arranged
Incomplete annular is had to hook pawl.During concrete operations, it is fixed in first fire extinguisher is placed into fixed frame 541 and stores, and will
The spray canister of fire extinguisher assigns between the upper limit position groove of upper limit frame 544 and the lower limit groove of lower limit frame 543, by fire extinguisher
Relieving ring is around being enclosed within pulling claw 554;Then when the present invention enters operation area, by drop handle drawing device 5 by fire extinguisher
Relieving ring is extracted so that fire extinguisher is in open mode;The spray canister of fire extinguisher can be driven to carry out adjusting by shrinking connecting-rod 546 again
Joint rotating shaft 542 rotates for center of rotation, it is achieved thereby that the adjustable angle function that fire extinguisher is when fire extinguishing, fire extinguishing injection model
Enclosing wide, fire-fighting efficiency is high.
The ultimate principle of the present invention, principal character and advantage have more than been shown and described.The technical staff of the industry should
Understanding, the present invention is not restricted to the described embodiments, the simply explanation present invention's of the description in above-described embodiment and description
Principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these change and change
Enter to both fall within scope of the claimed invention.Claimed scope is by appending claims and equivalent thereof
Define.