CN102941783A - Wave adsorption and resistance reduction device for amphibious vehicle - Google Patents
Wave adsorption and resistance reduction device for amphibious vehicle Download PDFInfo
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- CN102941783A CN102941783A CN2012103845956A CN201210384595A CN102941783A CN 102941783 A CN102941783 A CN 102941783A CN 2012103845956 A CN2012103845956 A CN 2012103845956A CN 201210384595 A CN201210384595 A CN 201210384595A CN 102941783 A CN102941783 A CN 102941783A
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Abstract
The invention relates to a wave adsorption and resistance reduction device for an amphibious vehicle. The wave adsorption and resistance reduction device comprises two water inlet fairwaters, two plunger-type pumps, two water outlet pipes, two pump gears, two intermediate gears and two driving wheel shaft gears. The water inlet fairwaters are connected with water inlets of the plunger-type pumps; the water outlet pipes are connected with water outlets of the plunger-type pumps; a spindle of each plunger-type pump is connected with one pump gear; each pump gear is connected with one driving wheel shaft gear by one intermediate gear; and two water adsorption devices consisting of the water inlet fairwaters, the plunger-type pumps and the water outlet pipes are respectively arranged on both sides of the head part of the amphibious vehicle to adsorb water flow at the head part of the amphibious vehicle and spray the water flow backwards so as to reduce the resistance in the running process of the vehicle and increase the propulsive force. The plunger-type pumps of the wave adsorption and resistance reduction device sprays out the water flow backwards from the water outlets after injecting energy into the water flow so as to fulfill the aims of reducing the traveling resistance of the amphibious vehicle and improving the speed.
Description
Technical field
The present invention relates to a kind of fairing of land and water vehicle.
Background technology
Land and water vehicle can be competent at land and advance, can navigate by water in water again, is applicable to the characteristics such as various working and obtains broad research and application.The rapidity of vehicle is one of important performance of vehicle, in the Design and manufacture of vehicle, reaches the rapidity index and not only can satisfy the speed of a ship or plane requirement that design assignment proposes, and can guarantee commercial efficiency and the social efficiency of vehicle.The propelling unit of amphibious vehicle is at the afterbody of car body, and when advancing in water, the vehicle stem pushes away water, and the hydraulic pressure of vehicle stem increases and produces wave making resistance, reduces the fltting speed of car body.
Summary of the invention
This make eye bright is the defective that exists for prior art, and a kind of suction ripple fairing of amphibious vehicle is provided, and by reducing the wave making resistance of amphibious vehicle, to reduce the running resistance of amphibious vehicle in water, improves gait of march in the water.
For achieving the above object, design of the present invention is: in the amphibious hull nose left and right sides ram type pump is installed, is utilized transmission device to drive ram type pump and rotate, the water of hull nose is sucked by the water sucking mouth, sprays backward from water outlet after accelerating.Reduced the hydraulic pressure of hull stem and the additional friction force that causes thus on the one hand, reduced wave making resistance, the current of ejection also can provide the part propulsive force on the other hand, and the rotation of amphibious vehicle driving wheel is used, and have reduced the waste of the energy.
According to the design of foregoing invention, the present invention adopts following technical proposals:
A kind of amphibious vehicle is inhaled the ripple fairing, comprises two water inlet streamlined reefer housings, two plunger type water pumps, two coolant outlet pipe, two pump gears, two intermediate gears and two drive sprocket axle gears.Described water inlet streamlined reefer housing connects the water inlet of plunger type water pump, and coolant outlet pipe connects the water outlet of plunger type water pump; The plunger type water pump main shaft connects a pump gear, and this pump gear is connected with a sprocket gear by an intermediate gear; Each installs the water absorber that is comprised of described water inlet streamlined reefer housing, plunger type water pump and a coolant outlet pipe in amphibious vehicle stem both sides, absorbs the current of amphibious vehicle stem, and backward ejection is with the resistance of minimizing Vehicle Driving Cycle and increase propulsive force; The power of described each plunger type water pump derives from respectively a rotation with the coaxial mounted driving wheel of driving wheel, and these two driving wheels are driven through a main reduction gear, a power-transfer clutch and two wheel reduction gears of a change speed gear box transmission by a driving engine of amphibious vehicle; But described two intermediate gear sway, when vehicle travelled in water, intermediate gear and pump gear and drive sprocket axle gear meshed simultaneously, drove plunger type water pump and rotated the draining that absorbs water; When travelling on land, intermediate gear separates with two gears, and plunger type water pump does not rotate.
The present invention compared with prior art, have following apparent outstanding substantive distinguishing features and remarkable technological advance: the present invention each side installs a water absorber in the amphibious vehicle stem, when vehicle travels in water, suck the backward rear ejection of water, reduce resistance and increase thrust, realize inhaling the ripple drag reduction, improve the speed of a motor vehicle.
Description of drawings
Fig. 1 is the integral structure schematic diagram that the amphibious car body of fairing is housed.
Fig. 2 is the amphibious car body partial side view that fairing is housed.
Fig. 3 is the cutaway view of plunger type water pump.
Fig. 4 is the A-A cutaway view among Fig. 3.
Fig. 5 is flow guiding disc among Fig. 3.
Fig. 6 is the water inlet streamlined reefer housing that water inlet connects.
Fig. 7 is the coolant outlet pipe that water outlet connects.
The specific embodiment
Details are as follows by reference to the accompanying drawings for the preferred embodiments of the present invention:
Embodiment one:
Referring to Fig. 1 and Fig. 2, this amphibious vehicle is inhaled the ripple fairing and is comprised two water inlet streamlined reefer housings (4), two plunger type water pumps (5), two coolant outlet pipe (6), two pump gears (2), two intermediate gears (1) and two drive sprocket axle gears (8).Described water inlet streamlined reefer housing (4) connects the water inlet (30) of plunger type water pump (5), and coolant outlet pipe (6) connects the water outlet of plunger type water pump (5); Plunger type water pump main shaft (3) connects a pump gear (2), and this pump gear (2) is connected with a sprocket gear (8) by an intermediate gear (1); Each installs the water absorber that is comprised of a described water inlet streamlined reefer housing (4), plunger type water pump (5) and coolant outlet pipe (6) in amphibious vehicle stem both sides, absorb the current of amphibious vehicle stem, backward ejection is with the resistance that reduces Vehicle Driving Cycle and increase propulsive force; The power of described each plunger type water pump (5) derives from respectively a rotation with the coaxial mounted driving wheel of driving wheel (7), and these two driving wheels (7) are driven through a main reduction gear (12), a power-transfer clutch (13) and a change speed gear box (10) two wheel reduction gears of transmission (9) by a driving engine (11) of amphibious vehicle; Described two intermediate gears (2) but sway, when vehicle travelled in water, intermediate gear (1) and pump gear (3) and drive sprocket axle gear (8) meshs simultaneously, drive plunger type water pump (5) the rotation draining that absorbs water; When travelling on land, intermediate gear (1) separates with two gears, and plunger type water pump (5) does not rotate.
Embodiment two:
Referring to Fig. 1-Fig. 7, the present embodiment and embodiment one are basic identical, and its special feature is being: described water inlet (30) is over against the working direction of amphibious vehicle, and water outlet (31) is back to the working direction of amphibious vehicle; The structure of described plunger type water pump (5): the main shaft (3) of plunger type water pump (5) connects return plate (24), and return plate (24) connects plunger (18), and plunger (18) is in cylinder body (20); Cylinder body (20) is connected with flow guiding disc (21); Flow guiding disc (21) is two half moon structures, and one links to each other with water inlet (30), and one links to each other with water outlet (31); When the main shaft (3) of plunger type water pump (5) rotates, drive plunger (18) through return plate (24) and in cylinder body (20), move back and forth, cause cylinder body (20) internal pressure to change, finish discharging water.Described water inlet (30) connects water inlet streamlined reefer housing (4), compiles current and enters plunger type water pump (5) water inlet (30), and water inlet streamlined reefer housing (4) one sides are fixed on the body wall, and an end is fixed on the bonnet of drag reduction pump (5); Plunger type water pump (5) water outlet (31) connects the coolant outlet pipe (6) that is bent downwardly 20 °, and water is discharged downwards backward.
Embodiment three:
Shown in Fig. 1-6, this amphibious suction ripple fairing mainly is comprised of water inlet streamlined reefer housing (4), plunger type water pump (5), coolant outlet pipe (6) and pump gear (2), intermediate gear (1), drive sprocket axle gear (8).The main shaft (3) of plunger type water pump (5) connects pump gear (2), links to each other with drive sprocket axle gear (8) by intermediate gear (1).Wherein, intermediate gear (1) can sway, when travelling in water, intermediate gear (1) is moved to engage position, and the rotation of driving wheel (7) is delivered to pump gear (2), drives simultaneously pump main shaft (3) and rotates; When land locomotion, intermediate gear (2) is moved to disengaged orientation, drive sprocket axle gear (8) idle running, pump gear (2) does not rotate, and pump main shaft (3) does not rotate.Driving wheel (7) is driven by the driving engine (11) of amphibious vehicle.Driving engine (11) arrives driving wheel (7) through main reduction gear (12), power-transfer clutch (13), change speed gear box (10), wheel reduction gear (9) with transmission of power.
Water inlet streamlined reefer housing (4) one sides are fixed on the body wall, and a side links to each other with the water inlet (30) of plunger type water pump (5).Advancing resistance current collect in the water inlet (30) of plunger type water pump (5) by water inlet streamlined reefer housing (4).Plunger type water pump (5) is by main shaft (3), front end cover (14), tapered roller bearing (15,16), connecting rod (17), plunger (18), housing (19), cylinder body (20), flow guiding disc (21), bonnet (22), pin (23), return plate (24), bearing supporting sleeve (25), the hole forms with snap ring (26), main shaft (3) stretches out an end and connects pump gear (2), axle head connects return plate (24) in the pump, return plate (24) connects plunger (18) by connecting rod (17), plunger (18) moves in cylinder body (19), the opening of cylinder body (19) end communicates with flow guiding disc (21), flow guiding disc (31) has two semi-moon shaped flame diversion troughs (27,28), link to each other with water outlet (31) with water inlet (30) respectively.Water inlet (30) and water outlet (31) are in pump cover (22), and pump cover water inlet (30) connects streamlined reefer housing (4), and water outlet (31) is by outwards draining of coolant outlet pipe (6).Coolant outlet pipe (6) has one 20 ° knuckle, and caliber is less, and the flow energy of discharging like this is more concentrated, and the thrust that provides is just larger.When axle (3) rotated, return plate (24) rotated, because the pump housing has 25 ° pivot angle, plunger (17) also moves reciprocatingly in cylinder body (19) when being rotated motion, causes the variation of cylinder body (19) internal pressure.When cylinder body (19) inner volume became large, pressure diminished, and current enter by flame diversion trough entrance (27), finish suction; When cylinder body (19) when internal volume diminishes, pressure diminishes, and current are discharged by flame diversion trough outlet (28), finish draining.
Claims (3)
1. an amphibious vehicle is inhaled the ripple fairing, comprise two water inlet streamlined reefer housings (4), two plunger type water pumps (5), two coolant outlet pipe (6), two pump gears (2), two intermediate gears (1) and two drive sprocket axle gears (8), it is characterized in that: described water inlet streamlined reefer housing (4) connects the water inlet (30) of plunger type water pump (5), and coolant outlet pipe (6) connects the water outlet of plunger type water pump (5); Plunger type water pump main shaft (3) connects a pump gear (2), and this pump gear (2) is connected with a sprocket gear (8) by an intermediate gear (1); Each installs the water absorber that is comprised of a described water inlet streamlined reefer housing (4), plunger type water pump (5) and coolant outlet pipe (6) in amphibious vehicle stem both sides, absorb the current of amphibious vehicle stem, backward ejection is with the resistance that reduces Vehicle Driving Cycle and increase propulsive force; The power of described each plunger type water pump (5) derives from respectively a rotation with the coaxial mounted driving wheel of driving wheel (7), and these two driving wheels (7) are driven through a main reduction gear (12), a power-transfer clutch (13) and a change speed gear box (10) two wheel reduction gears of transmission (9) by a driving engine (11) of amphibious vehicle; Described two intermediate gears (2) but sway, when vehicle travelled in water, intermediate gear (1) and pump gear (3) and drive sprocket axle gear (8) meshs simultaneously, drive plunger type water pump (5) the rotation draining that absorbs water; When travelling on land, intermediate gear (1) separates with two gears, and plunger type water pump (5) does not rotate.
2. amphibious vehicle according to claim 1 is inhaled the ripple fairing, and it is characterized in that: described water inlet (30) is over against the working direction of amphibious vehicle, and water outlet (31) is back to the working direction of amphibious vehicle; The structure of described plunger type water pump (5): the main shaft (3) of plunger type water pump (5) connects return plate (24), and return plate (24) connects plunger (18), and plunger (18) is in cylinder body (20); Cylinder body (20) is connected with flow guiding disc (21); Flow guiding disc (21) is two half moon structures, and one links to each other with water inlet (30), and one links to each other with water outlet (31); When the main shaft (3) of plunger type water pump (5) rotates, drive plunger (18) through return plate (24) and in cylinder body (20), move back and forth, cause cylinder body (20) internal pressure to change, finish discharging water.
3. amphibious vehicle according to claim 1 is inhaled a ripple fairing, it is characterized in that: described water inlet (30) connects water inlet streamlined reefer housing (4), compile current and enter plunger type water pump (5) water inlet (30), water inlet streamlined reefer housing (4) one sides are fixed on the body wall, and an end is fixed on the bonnet of drag reduction pump (5); Plunger type water pump (5) water outlet (31) connects the coolant outlet pipe (6) that is bent downwardly 20 °, and water is discharged downwards backward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210384595.6A CN102941783B (en) | 2012-10-12 | 2012-10-12 | Wave adsorption and resistance reduction device for amphibious vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210384595.6A CN102941783B (en) | 2012-10-12 | 2012-10-12 | Wave adsorption and resistance reduction device for amphibious vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102941783A true CN102941783A (en) | 2013-02-27 |
| CN102941783B CN102941783B (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210384595.6A Expired - Fee Related CN102941783B (en) | 2012-10-12 | 2012-10-12 | Wave adsorption and resistance reduction device for amphibious vehicle |
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| CN (1) | CN102941783B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104859785A (en) * | 2015-05-05 | 2015-08-26 | 上海大学 | Amphibious vehicle force-lifting wheel resistance reducing device |
| CN108909860A (en) * | 2018-05-29 | 2018-11-30 | 上海交通大学 | It is adapted to the crawler travel structure and its working method of ground environment under extremely dilute soft water |
| WO2019148943A1 (en) * | 2018-02-02 | 2019-08-08 | 上海交通大学 | Suspendable crawler-type underwater operations robot for extremely soft ground |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3263643A (en) * | 1963-10-28 | 1966-08-02 | Hovercraft Dev Ltd | Vehicles operable over water |
| CN1250732A (en) * | 1998-10-09 | 2000-04-19 | 邓建军 | Water spray type propeller for ship |
| CN1695966A (en) * | 2005-06-20 | 2005-11-16 | 浙江大学 | Fairing of crawler type amphibious vehicle |
| CN101704329A (en) * | 2009-08-27 | 2010-05-12 | 张文辉 | Crawler-type marine land dual-propose high speed vessel |
| CN201872940U (en) * | 2010-07-25 | 2011-06-22 | 陈明刚 | Steamship capable of eliminating wave drag |
-
2012
- 2012-10-12 CN CN201210384595.6A patent/CN102941783B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3263643A (en) * | 1963-10-28 | 1966-08-02 | Hovercraft Dev Ltd | Vehicles operable over water |
| CN1250732A (en) * | 1998-10-09 | 2000-04-19 | 邓建军 | Water spray type propeller for ship |
| CN1695966A (en) * | 2005-06-20 | 2005-11-16 | 浙江大学 | Fairing of crawler type amphibious vehicle |
| CN101704329A (en) * | 2009-08-27 | 2010-05-12 | 张文辉 | Crawler-type marine land dual-propose high speed vessel |
| CN201872940U (en) * | 2010-07-25 | 2011-06-22 | 陈明刚 | Steamship capable of eliminating wave drag |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104859785A (en) * | 2015-05-05 | 2015-08-26 | 上海大学 | Amphibious vehicle force-lifting wheel resistance reducing device |
| WO2019148943A1 (en) * | 2018-02-02 | 2019-08-08 | 上海交通大学 | Suspendable crawler-type underwater operations robot for extremely soft ground |
| US11498378B2 (en) | 2018-02-02 | 2022-11-15 | Shanghai Jiao Tong University | Special suspension-type tracked underwater robot adaptable to ultra-soft geological conditions |
| CN108909860A (en) * | 2018-05-29 | 2018-11-30 | 上海交通大学 | It is adapted to the crawler travel structure and its working method of ground environment under extremely dilute soft water |
| CN108909860B (en) * | 2018-05-29 | 2023-08-22 | 上海交通大学 | Caterpillar track walking structure suitable for ground environment under extremely thin soft water and working method thereof |
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| CN102941783B (en) | 2015-01-07 |
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