CN203891996U - Water-cooling power unit for small unmanned helicopter - Google Patents
Water-cooling power unit for small unmanned helicopter Download PDFInfo
- Publication number
- CN203891996U CN203891996U CN201420140846.0U CN201420140846U CN203891996U CN 203891996 U CN203891996 U CN 203891996U CN 201420140846 U CN201420140846 U CN 201420140846U CN 203891996 U CN203891996 U CN 203891996U
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- Prior art keywords
- water
- water jacket
- cooling
- engine
- intercommunicating pore
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000001816 cooling Methods 0.000 title claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 91
- 239000011148 porous material Substances 0.000 claims description 31
- 239000000110 cooling liquid Substances 0.000 claims description 27
- 230000005611 electricity Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 4
- 239000002826 coolant Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 239000000470 constituent Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000002528 anti-freeze Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 239000008234 soft water Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Landscapes
- Motor Or Generator Cooling System (AREA)
Abstract
The utility model provides a water-cooling power unit for a small unmanned helicopter. The water-cooling power unit comprises an engine cylinder block and an engine spindle arranged at the upper end of the engine cylinder block, and an electric start motor and a motor spindle arranged at the upper end of the electric start motor, wherein a second gear disc is arranged on the engine spindle, and rotates synchronous to the engine spindle; a first gear disc is arranged on a motor rotation shaft, and is moved up and down along the motor rotation shaft; water-cooling equipment is arranged on the engine cylinder block, and comprises a first water-cooling sleeve and a second water-cooling sleeve respectively arranged on the two sides of the engine cylinder block; the first water-cooling sleeve and the second water-cooling sleeve are provided with two communication holes arranged opposite to each other; a water pump and a radiator are connected between the communication holes through a water pipe; a coolant storage box is connected between the communication holes and the water pump. The water-cooling power unit has the advantages of being good in cooling effect, uniform in cooling, reliable in operation, not affected by the environment, low in noise and capable of prolonging the service life of an engine to a great extent.
Description
Technical field
The present invention relates to helicopter field, refer to especially a kind of water-cooled power plant that are arranged on depopulated helicopter.
Background technique
It is cooling that the engine apparatus of using on existing small-sized depopulated helicopter all adopts air-cooled form to realize, and air-cooled is to adopt air as cooling medium, and swiftly flowing air is directly taken away the heat of hot parts, to reduce the temperature of motor.The air-cooled air-flow heading on in mechanical motion that directly utilizes, directly carries out cooling to parts such as cylinder cap, cylinder bodies.In order to improve radiating efficiency, blower cooled engine adopts increases motor appearance heat diffusion area, and the appearance at cylinder cap, cylinder sleeve, cylinder body etc. is cast with radiating fin.At temperature higher position, near firing chamber, exhaust port, heat diffusion area is larger.The shortcoming of air cooling engine is that heat-absorbent surface is inhomogeneous, heat load during compared with high, work noise large, when even, lower to the cooling effectiveness of motor when uneven in temperature, easily cause the defects such as engine life minimizing.
Summary of the invention
The present invention proposes a kind of small-sized depopulated helicopter water-cooled power plant, has solved power plant of the prior art its dispel the heat slow, the poor problem of cooling effect.
Technological scheme of the present invention is achieved in that
Small-sized depopulated helicopter water-cooled power plant, comprise: engine cylinder-body and the engine spindle that is arranged on engine cylinder-body upper end, electricity starting electrical machinery and the electric machine main shaft that is arranged on electric starting electrical machinery upper end, the second gear disk is installed on engine spindle, the second gear disk is synchronizeed and is rotated with engine spindle, the first gear disk is installed on machine shaft, the first gear disk moves up and down along machine shaft, engine cylinder-body is provided with water cooling equipment, water cooling equipment comprises the first water jacket and the second water jacket that is arranged at respectively engine cylinder-body both sides, on the first water jacket and the second water jacket, comprise corresponding 2 intercommunicating pores that arrange, between intercommunicating pore, by water pipe, be connected with water pump and radiator, between intercommunicating pore and water pump, be connected with cooling liquid storage box.
Preferably, the first water jacket and the second water jacket are fixedly connected with engine cylinder-body by welding, bonding or binding.
Preferably, the first water jacket comprises the first intercommunicating pore and the second intercommunicating pore, the second water jacket comprises third connecting hole and the 4th intercommunicating pore, between the first intercommunicating pore and the 4th intercommunicating pore, by water pipe, be connected with cooling liquid storage box and water pump, between the second intercommunicating pore and third connecting hole, by water pipe, be connected with radiator.
Preferably, on engine spindle, be connected with fan.
Preferably, motor is 125cc motor.
Preferably, water jacket comprises the skin cover that offers notch and the internal layer cover that offers notch, and internal layer cover is positioned at outer cover, between internal layer cover and outer cover, has free air space.
Preferably, water jacket also comprises outside thread and the mounting hole being arranged on water jacket outer wall.
Constituent of the present invention is comprised of water pump, radiator and water jacket etc., the cooling liquid of constituent is in the water jacket of engine cylinder-body, and after the heat of cooling liquid absorption high temperature parts, temperature raises, and through radiator, carries out cooling, again cooled cooling liquid is pumped into water jacket subsequently, carry out circulating cooling.Cooling liquid is generally used soft water, to reduce sediment incrustation in radiator and pipe inner wall, in cold area or winter, can use antifreeze liquid.Good cooling results of the present invention, cooling even, reliable operation, not affected by environment, noise is low, can extend to a great extent the working life of motor.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is plan view of the present invention;
Fig. 2 is plan view of the present invention;
Fig. 3 is left view of the present invention;
Fig. 4 is structure principle chart of the present invention;
Fig. 5 is structural representation of the present invention;
Fig. 6 is the structural representation of water jacket in the present invention.
In figure:
1, engine cylinder-body; 2, water jacket; 3, intercommunicating pore; 3-1, the first intercommunicating pore; 3-2, the second intercommunicating pore; 3-3, third connecting hole; 3-4, the 4th intercommunicating pore; 4, engine spindle; 5, water pump; 6, radiator; 7, water pipe; 8, cooling liquid storage box; 9, air-flow; 10, electric starting electrical machinery; 11, the first gear disk; 12, the second gear disk; 13, notch; 14, outer cover; 15, internal layer cover; 16, water intake; 17, water outlet; 18, containing space; 19, mounting hole; 20, outside thread.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiments.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment who obtains under creative work prerequisite, belong to the scope of protection of the invention.
As Figure 1-5, small-sized depopulated helicopter water-cooled power plant of the present invention comprise: engine cylinder-body 1 and water cooling equipment, preferably, water cooling equipment is fixedly mounted on respectively the both sides of engine cylinder-body 1, the intercommunicating pore 3 that water cooling equipment comprises water jacket 2 and is arranged at water jacket 2 both sides, the inside of water jacket 2 is cavity ring dress, being used for making cooling liquid to pass through intercommunicating pore 3 passes in and out, water jacket 2 can be by welding with engine cylinder-body 1, bonding, binding or other modes fixedly mount, water jacket 2 needs to wrap the cylinder part that engine cylinder-body 1 stretches out completely, the water pump 5 and the radiator 6 that be connected with water cooling equipment between the water jacket 2 of engine cylinder-body 1 both sides in, use, preferably, before the first intercommunicating pore 3-1 and the 4th intercommunicating pore 3-4, by water pipe 7, be connected with water pump 5, by water pump 5 feedwater, applying lasting pressure makes it along same direction, continue to flow, the second intercommunicating pore 3-2 and third connecting hole 3-3 are connected with radiator 6 by water pipe 7, by radiator 6, can significantly reduce the temperature of cooling liquid in water cooling equipment.Water pipe 7, for providing in-service pipeline to cooling liquid, is connected with cooling liquid storage box 8 between third connecting hole 3-4 and water pump 5, for storing cooling liquid, on engine spindle 4, is connected with fan, and the air-flow 9 that the heat on radiator 6 produces by fan is discharged.
Working principle of the present invention is: when cooling liquid is after the 4th intercommunicating pore 3-4 outflow of motor left cylinder, by water pipe 7, enter cooling liquid storage box 8, then from cooling liquid storage box 8, enter water pump 5, cooling liquid enters into the first intercommunicating pore 3-1 of engine right cylinder body under the driving of water pump 5, by the second intercommunicating pore 3-2, flow out into radiator 6 again, cooling liquid has now been carried the heat of the water jacket 2 that is positioned at engine cylinder-body 1 both sides, the air-flow 9 producing by fan, entrained heat is discharged, then cooling liquid is got back to the third connecting hole 3-3 of motor left cylinder again by water pipe 7, more than be all processes of water-cooled, when cooling liquid is by after radiator 6, cooling liquid entrained heat from engine cylinder-body 1 leaves significantly, wherein, intercommunicating pore, water pump 5, radiator 6, between water pipe 7 and cooling liquid storage box 8, by steel wire, bind, or be fixed by special-purpose clip.
As shown in Figure 5, small-sized depopulated helicopter water-cooled power plant comprise engine cylinder-body 1 and the engine spindle that is positioned at engine cylinder-body 1 upper end, in the middle of the second gear disk 12, be provided with through hole, the second gear disk 12 is nested on engine spindle by this through hole, thereby fit together with engine spindle, and can synchronize and rotate with engine spindle, electricity starting electrical machinery 10 is fixed on the sidewall of engine cylinder-body 1 by assembling set, electricity starting electrical machinery 10 upper ends are provided with a machine shaft, the first gear disk 11 is connected with electric starting electrical machinery 10 by machine shaft, the first gear disk 11 can move up and down along machine shaft, the bottom of electricity starting electrical machinery 10 is also provided with signal receiving end, signal receiving end and remote-control receiver communication connection, remote-control receiver can be accepted and transmit from remote control equipment.
Remote control electricity Starting mode of the present invention increases operator's Security, can reduce to a great extent the threat from aircraft that operator are subject to, therefore safe and reliable under the condition without external interference.
Water jacket 2 as shown in Figure 6, comprise the skin cover 14 that offers notch 13 and the internal layer cover 15 that offers notch, internal layer cover 15 is positioned at outer cover 14, between internal layer cover 15 and outer cover 14, there is free air space, on a cell wall of skin cover, also offer water intake 16 and the water outlet 17 being connected with free air space, when liquid to be cooled is inserted the containing space 18 of water jacket 2 when interior, thereby on the one hand cold water is constantly taken away by hot water the heat being passed in free air space by water intake 16 space that circulates by water outlet 17, thereby greatly improved the ability of water jacket heat exchange, on outer cover 14, be also provided with mounting hole 19 and evenly distributed outside thread 20, by mounting hole 19, be connected with motor with outside thread 20.
The present invention utilizes water or antifreeze liquid as cooling medium, to take away the heat of engine high-temperature parts, to guarantee the normal operating temperature of motor.Constituent is comprised of water pump 5, radiator 6 and water jacket 7 etc.The cooling liquid of constituent is in the water jacket 2 of engine cylinder-body 1, and after cooling liquid absorbs the heat of high temperature parts, temperature raises, and carries out coolingly through radiator 6, again cooled cooling liquid is pumped into water jacket 2 subsequently, carries out circulating cooling.Cooling liquid is generally used soft water, to reduce sediment incrustation in radiator 6 and water pipe 7 inwalls, in cold area or winter, can use antifreeze liquid.Good cooling results of the present invention, cooling even, reliable operation, not affected by environment, noise is low, can extend to a great extent the working life of motor.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. small-sized depopulated helicopter water-cooled power plant, it is characterized in that, comprise: engine cylinder-body and the engine spindle that is arranged on engine cylinder-body upper end, electricity starting electrical machinery and the electric machine main shaft that is arranged on described electric starting electrical machinery upper end, the second gear disk is installed on described engine spindle, described the second gear disk is synchronizeed and is rotated with engine spindle, the first gear disk is installed on described machine shaft, described the first gear disk moves up and down along machine shaft, described engine cylinder-body is provided with water cooling equipment, described water cooling equipment comprises the first water jacket and the second water jacket that is arranged at respectively described engine cylinder-body both sides, on described the first water jacket and described the second water jacket, comprise corresponding 2 intercommunicating pores that arrange, between described intercommunicating pore, by water pipe, be connected with water pump and radiator, between described intercommunicating pore and described water pump, be connected with cooling liquid storage box.
2. small-sized depopulated helicopter water-cooled power plant according to claim 1, is characterized in that, described the first water jacket and described the second water jacket are fixedly connected with described engine cylinder-body by welding, bonding or binding.
3. small-sized depopulated helicopter water-cooled power plant according to claim 2, it is characterized in that, described the first water jacket comprises the first intercommunicating pore and the second intercommunicating pore, described the second water jacket comprises third connecting hole and the 4th intercommunicating pore, between described the first intercommunicating pore and the 4th intercommunicating pore, by water pipe, be connected with cooling liquid storage box and water pump, between described the second intercommunicating pore and third connecting hole, by water pipe, be connected with radiator.
4. small-sized depopulated helicopter water-cooled power plant according to claim 1, is characterized in that, on described engine spindle, are connected with fan.
5. small-sized depopulated helicopter water-cooled power plant according to claim 1, is characterized in that, described motor is 125cc motor.
6. small-sized depopulated helicopter water-cooled power plant according to claim 1, it is characterized in that, described water jacket comprises the skin cover that offers notch and the internal layer cover that offers notch, and described internal layer cover is positioned at described outer cover, between described internal layer cover and described outer cover, has free air space.
7. small-sized depopulated helicopter water-cooled power plant according to claim 6, is characterized in that, described water jacket also comprises outside thread and the mounting hole being arranged on cold water jacket outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140846.0U CN203891996U (en) | 2014-03-26 | 2014-03-26 | Water-cooling power unit for small unmanned helicopter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420140846.0U CN203891996U (en) | 2014-03-26 | 2014-03-26 | Water-cooling power unit for small unmanned helicopter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203891996U true CN203891996U (en) | 2014-10-22 |
Family
ID=51718411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420140846.0U Expired - Lifetime CN203891996U (en) | 2014-03-26 | 2014-03-26 | Water-cooling power unit for small unmanned helicopter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203891996U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925060A (en) * | 2014-03-26 | 2014-07-16 | 沈阳天之翼航空科技有限公司 | Water-cooling power device of small unmanned helicopter |
| CN105422304A (en) * | 2015-12-03 | 2016-03-23 | 衡阳云雁航空科技有限公司 | Engine combined-cooling system on small single-rotor-wing unmanned helicopter |
-
2014
- 2014-03-26 CN CN201420140846.0U patent/CN203891996U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103925060A (en) * | 2014-03-26 | 2014-07-16 | 沈阳天之翼航空科技有限公司 | Water-cooling power device of small unmanned helicopter |
| CN103925060B (en) * | 2014-03-26 | 2017-02-15 | 沈阳天之翼航空科技有限公司 | Water-cooling power device of small unmanned helicopter |
| CN105422304A (en) * | 2015-12-03 | 2016-03-23 | 衡阳云雁航空科技有限公司 | Engine combined-cooling system on small single-rotor-wing unmanned helicopter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |