CN114590088A - Wheel-track composite driven amphibious vehicle - Google Patents
Wheel-track composite driven amphibious vehicle Download PDFInfo
- Publication number
- CN114590088A CN114590088A CN202210424359.6A CN202210424359A CN114590088A CN 114590088 A CN114590088 A CN 114590088A CN 202210424359 A CN202210424359 A CN 202210424359A CN 114590088 A CN114590088 A CN 114590088A
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- CN
- China
- Prior art keywords
- wheel
- shaft
- amphibious vehicle
- chain
- chain wheel
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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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60F—VEHICLES FOR USE BOTH ON RAIL AND ON ROAD; AMPHIBIOUS OR LIKE VEHICLES; CONVERTIBLE VEHICLES
- B60F3/00—Amphibious vehicles, i.e. vehicles capable of travelling both on land and on water; Land vehicles capable of travelling under water
- B60F3/0007—Arrangement of propulsion or steering means on amphibious vehicles
- B60F3/0015—Arrangement of propulsion or steering means on amphibious vehicles comprising tracks specially adapted therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D55/00—Endless track vehicles
- B62D55/04—Endless track vehicles with tracks and alternative ground wheels, e.g. changeable from endless track vehicle into wheeled vehicle and vice versa
Abstract
The invention discloses an amphibious vehicle driven by wheel-track combination, a power unit and a driving system are arranged in a vehicle body, a set of wheel-track combination driving device is respectively arranged on the left side and the right side of the vehicle body, a first shaft is a driving shaft and can transmit power to the first wheel, a second wheel and a third wheel are respectively and rotatably connected with the vehicle body through a second shaft and a third shaft, a first chain wheel and a second chain wheel are respectively and rotatably connected with the first shaft and the third shaft, a chain ring is arranged between the first chain wheel and the second chain wheel, a shifting sleeve and the first shaft are coaxially arranged to form a spline transmission structure, the shifting sleeve and the first chain wheel form a spiral spline transmission structure, two electric actuators are fixedly arranged in the vehicle body, the extending ends of the two electric actuators are connected with the shifting sleeve through a push-pull plate and a turntable bearing, a plurality of paddling plates are arranged on a caterpillar, and each paddling plate is connected with the chain ring through a support rod, therefore, the two electric actuators can extend to enable each paddling plate to be in an upright state, and the paddling efficiency of the crawler on water is improved.
Description
Technical Field
The invention relates to the technical field of amphibious vehicles, in particular to a wheel-track composite driven amphibious vehicle.
Background
The amphibious vehicle can run on land and water, combines the dual performance of the vehicle and the ship, and can not be limited by rivers, lakes and seas, so the amphibious vehicle has very special significance in traffic and transportation; at present, amphibious vehicles are mostly used for military affairs, disaster relief and detection operation. China is one of the most serious countries of natural disasters such as flood, drought, fire, urban waterlogging, debris flow, geological landslide and the like in the world, and the natural disasters are various, wide in distribution region, high in occurrence frequency and cause weight loss; in particular, in recent years, extreme climatic events are frequent, and the outbreak and the harmfulness of natural disasters and derivative and secondary disasters are further increased. The first task is to guarantee life safety and body health of people and prevent and reduce casualties and property loss caused by disasters to the maximum extent, and the key point is to practically strengthen rescue of emergency rescue personnel. Due to the damage of natural disasters, the terrain and road conditions of the disaster areas are special, so that ordinary vehicles are difficult to rescue, the rescue time is delayed, and the life safety and property safety of people in the disaster areas cannot be guaranteed; how to implement rescue in the severe environment of disaster areas is a great importance.
The existing amphibious vehicle is mostly driven by an inflatable tire or a crawler belt, the inflatable tire has higher driving speed on land, the crawler belt has better trafficability, and the amphibious vehicle can only carry out paddling driving by means of tire patterns or the crawler belt on water, so that the driving speed on water is lower; in order to enable the amphibious vehicle to have good trafficability on land and have high running speed on water, the invention provides the amphibious vehicle driven by wheel-track combination.
Disclosure of Invention
In order to solve the defects of the prior art, the invention aims to provide the wheel-track composite driven amphibious vehicle which has higher amphibious running speed on the premise of good trafficability.
The technical scheme adopted by the invention is as follows: a wheel-track composite driven amphibious vehicle is characterized in that: the amphibious vehicle is a main body structure of the amphibious vehicle, a power unit and a driving system are arranged in the amphibious vehicle, a set of wheel-track composite driving device is respectively arranged on the left side and the right side of the vehicle, the two sets of wheel-track composite driving devices are bilaterally symmetrical in structure, and the amphibious vehicle can run on land and on water; the wheel-track composite driving device mainly comprises a track, a first wheel, a second wheel, a third wheel, a paddle board, a stay bar, a push-pull plate, a first chain wheel, a first shaft, an electric actuator, a second shaft, a third shaft, a second chain wheel, a chain ring, a track joint, a turntable bearing and a shifting sleeve, wherein the first shaft connects the first wheel with a vehicle body, the first shaft is a driving shaft and can transmit power to the first wheel, the second wheel and the third wheel are respectively and rotatably connected with the vehicle body through the second shaft and the third shaft, the first chain wheel and the second chain wheel are respectively and rotatably connected with the first shaft and the third shaft, the chain ring is arranged between the first chain wheel and the second chain wheel, the shifting sleeve and the first shaft are coaxially arranged and form a spline transmission structure, the shifting sleeve and the first chain wheel form a spiral spline transmission structure, the two electric actuators are fixedly arranged in the vehicle body, and the extending ends of the two electric actuators are connected with the shifting sleeve through the push-pull plate and the turntable bearing, the crawler sections are connected end to form an annular crawler, two adjacent crawler sections are connected through a pin shaft to form a rotating pair, each pin shaft is rotatably provided with a paddle, the side surface of each paddle is connected with a chain ring through a supporting rod, so that the displacement sleeve can move rightwards through the extension of two electric actuators, under the transmission action of a spiral spline structure, a first chain wheel rotates anticlockwise by a phase angle relative to a first shaft, meanwhile, the first chain wheel drives the chain ring to rotate anticlockwise, under the pushing action of the supporting rods, each paddle can be changed into an upright state, and the paddle efficiency of the crawler on water can be improved.
Preferably, the first wheel, the second wheel and the third wheel are all pneumatic tires.
Preferably, the two electric actuators are positioned on two sides of the first shaft and are centrosymmetric about the first shaft, so that the push-pull plate is stressed symmetrically, and offset wear of the shifting sleeve is avoided.
Preferably, the first shaft is provided with an external spline, the shifting sleeve is internally provided with an internal spline, and the shifting sleeve and the first shaft form a spline transmission structure, so that the shifting sleeve can move left and right and rotate along with the first shaft.
Preferably, the first chain wheel is internally provided with a spiral inner spline, the outer side of the shift sleeve is provided with a spiral outer spline, and the shift sleeve and the first chain wheel form a spiral spline transmission structure, so that the phase angle adjustment of the first chain wheel can be realized through the left and right movement of the shift sleeve, and the overturning angle of the water skis can be further controlled.
Preferably, when the amphibious vehicle runs on land, the water skis are all in a laid-down state, so that the passing capacity of the amphibious vehicle in a muddy and shoal environment can be improved by the crawler; when the amphibious vehicle runs on water, the water skis are in the vertical state, so that the paddling efficiency of the tracks is improved, and the running speed of the amphibious vehicle on water is improved.
The invention has the beneficial effects that: (1) the amphibious vehicle is driven by the pneumatic tire, so that the amphibious vehicle has higher driving speed on land, the buoyancy of the amphibious vehicle on water can be increased, and the passing capacity of the amphibious vehicle in a muddy and beach environment can be improved by coating the outer side of the tire with the track; (2) the track is provided with the reversible water skis which can be erected when running on water, so that the paddling efficiency of the track is improved, and the water skis can be laid down when running on land, so that the track can have the advantage of high trafficability.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention when driving on land.
Fig. 2 is a schematic view of the overall structure of the invention when driving on water.
Fig. 3 is a schematic structural view of the wheel-track compound drive device during land running.
Fig. 4 is a schematic structural view of the wheel-track composite driving device during water running.
Figure 5 is a partially exploded schematic view of the surface mode switching mechanism.
Fig. 6 is a schematic sectional view of the land-water mode switching mechanism (land travel).
Fig. 7 is a schematic sectional view of the amphibious mode switching mechanism (water travel).
Reference numerals: the device comprises a body 1, a track 2, a first wheel 3, a second wheel 4, a third wheel 5, a paddle 6, a stay 7, a push-pull plate 8, a first chain wheel 9, a spiral inner spline 9.1, a first shaft 10, an inner spline 10.1, an electric actuator 11, a second shaft 12, a third shaft 13, a second chain wheel 14, a chain ring 15, a track section 16, a turntable bearing 17, a deflection sleeve 18, an inner spline 18.1 and a spiral outer spline 18.2.
Detailed Description
The present invention will be further described with reference to specific examples, which are illustrative of the invention and are not to be construed as limiting the invention.
As shown in fig. 1 and 2, the wheel-track composite driven amphibious vehicle mainly comprises a vehicle body 1 and two sets of wheel-track composite driving devices, wherein the vehicle body 1 is a main body structure of the amphibious vehicle, a power unit and a driving system are arranged in the vehicle body, the left side and the right side of the vehicle body 1 are respectively provided with one set of wheel-track composite driving device, the two sets of wheel-track composite driving devices are bilaterally symmetrical in structure, and the amphibious vehicle can run on land and on water.
As shown in fig. 3 to 7, the wheel-track compound driving device mainly includes a track 2, a first wheel 3, a second wheel 4, a third wheel 5, a paddle 6, a stay 7, a push-pull plate 8, a first sprocket 9, a first shaft 10, an electric actuator 11, a second shaft 12, a third shaft 13, a second sprocket 14, a chain ring 15, a track joint 16, a turntable bearing 17, and a shift sleeve 18, wherein the first wheel 3, the second wheel 4, and the third wheel 5 are all pneumatic tires, the first wheel 3 is tightly connected with an outer end of the first shaft 10, an inner end of the first shaft 10 is installed inside the vehicle body 1, and power from a power unit inside the vehicle body 1 can be transmitted to the first wheel 3, so that the first wheel 3 drives the track 2 to rotate, and movement of the amphibious vehicle is achieved.
As shown in fig. 5, an external spline 10.1 is arranged on the first shaft 10, the first chain wheel 9 is coaxially and rotatably connected with the first shaft 10, a chain wheel structure is arranged on the outer side of the first chain wheel 9, and a spiral internal spline 9.1 is arranged inside the first chain wheel 9; an inner spline 18.1 is arranged inside the displacement sleeve 18, a spiral outer spline 18.2 is arranged outside the displacement sleeve 18, the displacement sleeve 18 and the first shaft 10 are coaxially arranged, and the inner spline 18.1 and the outer spline 10.1 are matched to form a spline transmission structure, so that the displacement sleeve 18 can move left and right and rotate along with the first shaft 10; meanwhile, the spiral external spline 18.2 and the spiral internal spline 9.1 are installed in a matched mode, and under the transmission action of the shifting sleeve 18, the first chain wheel 9 and the first shaft 10 always rotate at the same speed; when the shift sleeve 18 moves to the right, the first sprocket wheel 9 will rotate counterclockwise by a phase angle relative to the first shaft 10 under the cooperation of the helical external splines 18.2 and the helical internal splines 9.1, and when the shift sleeve 18 moves to the left, the first sprocket wheel 9 will rotate clockwise by a phase angle relative to the first shaft 10.
The push-pull plate 8 is of a plate-shaped structure with a hole in the center, the right side of the push-pull plate 8 is connected with the left end of the shifting sleeve 18 through the rotary table bearing 17, so that the push-pull plate 8 can rotate relative to the shifting sleeve 18 but cannot be separated from the shifting sleeve 18, the two electric actuators 11 are fixedly arranged in the vehicle body 1, meanwhile, the extending ends of the right sides of the two electric actuators 11 are fixedly connected with the left side of the push-pull plate 8, so that the two electric actuators 11 can extend to push the shifting sleeve 18 to move rightwards, and the two electric actuators 11 can contract to pull the shifting sleeve 18 to move leftwards.
As shown in fig. 3 and 4, the second wheel 4 is fixedly connected with the outer end of a second shaft 12, the inner end of the second shaft 12 is installed inside the vehicle body 1 and forms a revolute pair, the third wheel 5 is fixedly connected with the outer end of a third shaft 13, and the inner end of the third shaft 13 is installed inside the vehicle body 1 and forms a revolute pair; the outer side of the second chain wheel 14 is provided with a chain wheel structure, the second chain wheel 14 and the third shaft 13 are coaxially arranged to form a revolute pair, and a chain ring 15 is arranged between the first chain wheel 9 and the second chain wheel 14.
The crawler belt sections 16 are connected end to form an annular crawler belt 2, two adjacent crawler belt sections 16 are connected through a pin shaft to form a revolute pair, each pin shaft is rotatably provided with a paddle 6, and the left side of each paddle 6 is transversely provided with a short shaft; the quantity of vaulting pole 7 equals with the quantity of paddle 6, and every vaulting pole 7 outer end all is connected with the left minor axis rotation of paddle 6, and every vaulting pole 7 inner all is connected with chain ring 15 fastening.
The first embodiment is as follows: when the amphibious vehicle runs on land, as shown in fig. 1, 3 and 6, the two electric actuators 11 are in a contraction state, the chain ring 15 pulls the paddling plate 6 to be in a falling state through the support rod 7, the first shaft 10 can transmit power to the first wheel 3, so that the first wheel 3 can drive the rotation of the crawler 2, the amphibious vehicle can move, the chain ring 15 and the crawler 2 synchronously rotate in the process, and the paddling plate 6 is always in the falling state.
Example two: when the amphibious vehicle runs on water, as shown in fig. 2, 4 and 7, the two electric actuators 11 extend to enable the shifting sleeve 18 to move rightwards, the first chain wheel 9 rotates anticlockwise by a phase angle relative to the first shaft 10 under the transmission action of the spiral spline structure, meanwhile, the first chain wheel 9 drives the chain ring 15 to rotate anticlockwise, each water-skiing plate 6 becomes an upright state under the pushing action of the supporting rod 7, after the first wheel 3 drives the crawler 2 to rotate, the upright water-skiing plate 6 on the lower side of the crawler 2 can scrape water flow backwards, the amphibious vehicle can move under the pushing action of the water flow reaction, and in the process, the chain ring 15 and the crawler 2 rotate synchronously, so that the water-skiing plates 6 are always in the upright state.
Claims (6)
1. A wheel-track composite driven amphibious vehicle is characterized by mainly comprising:
the amphibious vehicle comprises a vehicle body, a power unit and a driving system, wherein the vehicle body is a main body structure of the amphibious vehicle, a set of wheel-track composite driving device is respectively arranged on the left side and the right side of the vehicle body, the two sets of wheel-track composite driving devices are bilaterally symmetrical in structure, and the amphibious vehicle can run on land and water;
a wheel-track composite driving device mainly comprises a track, a first wheel, a second wheel, a third wheel, a paddle board, a stay bar, a push-pull plate, a first chain wheel, a first shaft, an electric actuator, a second shaft, a third shaft, a second chain wheel, a chain ring, a track joint, a turntable bearing and a shifting sleeve, wherein the first shaft connects the first wheel with a vehicle body, the first shaft is a driving shaft and can transmit power to the first wheel, the second wheel and the third wheel are respectively and rotatably connected with the vehicle body through the second shaft and the third shaft, the first chain wheel and the second chain wheel are respectively and rotatably connected with the first shaft and the third shaft, the chain ring is arranged between the first chain wheel and the second chain wheel, the shifting sleeve and the first shaft are coaxially arranged and form a spline transmission structure, the shifting sleeve and the first chain wheel form a spiral spline transmission structure, the two electric actuators are fixedly arranged in the vehicle body, and the extending ends of the two electric actuators are connected with the shifting sleeve through the push-pull plate and the turntable bearing, the crawler sections are connected end to form an annular crawler, two adjacent crawler sections are connected through a pin shaft to form a rotating pair, each pin shaft is rotatably provided with a paddle, the side surface of each paddle is connected with a chain ring through a supporting rod, so that the displacement sleeve can move rightwards through the extension of two electric actuators, under the transmission action of a spiral spline structure, a first chain wheel rotates anticlockwise by a phase angle relative to a first shaft, meanwhile, the first chain wheel drives the chain ring to rotate anticlockwise, under the pushing action of the supporting rods, each paddle can be changed into an upright state, and the paddle efficiency of the crawler on water can be improved.
2. The wheel-track composite driven amphibious vehicle according to claim 1, is characterized in that: the first wheel, the second wheel and the third wheel are all pneumatic tires.
3. The wheel-track composite driven amphibious vehicle according to claim 1, is characterized in that: the two electric actuators are positioned on two sides of the first shaft and are symmetrical about the center of the first shaft, so that the push-pull plate is stressed symmetrically, and offset wear of the position changing sleeve is avoided.
4. The wheel-track composite driven amphibious vehicle according to claim 1, is characterized in that: the first shaft is provided with an external spline, the position changing sleeve is internally provided with an internal spline, and the position changing sleeve and the first shaft form a spline transmission structure, so that the position changing sleeve can move left and right and rotate along with the first shaft.
5. The wheel-track composite driven amphibious vehicle according to claim 1, is characterized in that: the first chain wheel is internally provided with a spiral inner spline, the outer side of the displacement sleeve is provided with a spiral outer spline, and the displacement sleeve and the first chain wheel form a spiral spline transmission structure, so that the displacement sleeve can move left and right to adjust the phase angle of the first chain wheel and further control the turnover angle of the water skis.
6. The wheel-track composite driven amphibious vehicle according to claim 1, is characterized in that: when the amphibious vehicle runs on land, the water slide plates are all in a laid-down state, so that the passing capacity of the amphibious vehicle in a muddy and intertidal environment can be improved by the tracks; when the amphibious vehicle runs on water, the water skis are in the vertical state, so that the paddling efficiency of the tracks is improved, and the running speed of the amphibious vehicle on water is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424359.6A CN114590088A (en) | 2022-04-22 | 2022-04-22 | Wheel-track composite driven amphibious vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210424359.6A CN114590088A (en) | 2022-04-22 | 2022-04-22 | Wheel-track composite driven amphibious vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114590088A true CN114590088A (en) | 2022-06-07 |
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ID=81811675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210424359.6A Pending CN114590088A (en) | 2022-04-22 | 2022-04-22 | Wheel-track composite driven amphibious vehicle |
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| CN (1) | CN114590088A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR501356A (en) * | 1918-12-06 | 1920-04-13 | Emile Letord | Boat tracked thruster system |
| FR2284253A5 (en) * | 1973-11-06 | 1976-04-02 | Leloup Robert | Paddle wheel water drive - has paddles kept vertical while travelling through immersed tunnel |
| US4961395A (en) * | 1989-01-23 | 1990-10-09 | Coast Machinery | Amphibious vehicle with improved track securement and guide means |
| CN2858347Y (en) * | 2005-11-17 | 2007-01-17 | 黄通明 | Combination of tyre and pedrail for amphibious all terrain vehicle |
| CN201009951Y (en) * | 2006-08-04 | 2008-01-23 | 贾文良 | Eight-wheeled amphibious all-terrain vehicle |
| KR20080042400A (en) * | 2006-11-10 | 2008-05-15 | 이종수 | A watercraft with caterpillar running on the water surface |
| KR100920939B1 (en) * | 2008-08-13 | 2009-10-09 | 최임철 | A driving force device of endless track for ships |
| US20090298360A1 (en) * | 2008-05-28 | 2009-12-03 | Laura Lee Chippas | Paddle Track |
| US20090305585A1 (en) * | 2008-06-09 | 2009-12-10 | Linda Ann Chippas Reilly | Self engaging paddle track |
| CN102371861A (en) * | 2010-08-25 | 2012-03-14 | 财团法人工业技术研究院 | Propulsion unit and control method thereof |
| CN104129486A (en) * | 2014-07-28 | 2014-11-05 | 林昌亿 | Ship propulsion device with great propulsion force |
| RU2577626C1 (en) * | 2015-02-26 | 2016-03-20 | Дмитрий Андреевич Журавлёв | Amphibious caterpillar propulsor |
| WO2017080667A2 (en) * | 2015-11-12 | 2017-05-18 | Street-Rubbers GmbH & Co. KG | Construction machine, in particular mobile excavator |
| CN208630278U (en) * | 2018-08-30 | 2019-03-22 | 刘家华 | A kind of full landform amphibious vehicle |
| US20200062059A1 (en) * | 2017-02-24 | 2020-02-27 | Shawn Watling | An amphibious multi-terrain water planing high speed tracked vehicle |
-
2022
- 2022-04-22 CN CN202210424359.6A patent/CN114590088A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR501356A (en) * | 1918-12-06 | 1920-04-13 | Emile Letord | Boat tracked thruster system |
| FR2284253A5 (en) * | 1973-11-06 | 1976-04-02 | Leloup Robert | Paddle wheel water drive - has paddles kept vertical while travelling through immersed tunnel |
| US4961395A (en) * | 1989-01-23 | 1990-10-09 | Coast Machinery | Amphibious vehicle with improved track securement and guide means |
| CN2858347Y (en) * | 2005-11-17 | 2007-01-17 | 黄通明 | Combination of tyre and pedrail for amphibious all terrain vehicle |
| CN201009951Y (en) * | 2006-08-04 | 2008-01-23 | 贾文良 | Eight-wheeled amphibious all-terrain vehicle |
| KR20080042400A (en) * | 2006-11-10 | 2008-05-15 | 이종수 | A watercraft with caterpillar running on the water surface |
| US20090298360A1 (en) * | 2008-05-28 | 2009-12-03 | Laura Lee Chippas | Paddle Track |
| US20090305585A1 (en) * | 2008-06-09 | 2009-12-10 | Linda Ann Chippas Reilly | Self engaging paddle track |
| KR100920939B1 (en) * | 2008-08-13 | 2009-10-09 | 최임철 | A driving force device of endless track for ships |
| CN102371861A (en) * | 2010-08-25 | 2012-03-14 | 财团法人工业技术研究院 | Propulsion unit and control method thereof |
| CN104129486A (en) * | 2014-07-28 | 2014-11-05 | 林昌亿 | Ship propulsion device with great propulsion force |
| RU2577626C1 (en) * | 2015-02-26 | 2016-03-20 | Дмитрий Андреевич Журавлёв | Amphibious caterpillar propulsor |
| WO2017080667A2 (en) * | 2015-11-12 | 2017-05-18 | Street-Rubbers GmbH & Co. KG | Construction machine, in particular mobile excavator |
| US20200062059A1 (en) * | 2017-02-24 | 2020-02-27 | Shawn Watling | An amphibious multi-terrain water planing high speed tracked vehicle |
| CN208630278U (en) * | 2018-08-30 | 2019-03-22 | 刘家华 | A kind of full landform amphibious vehicle |
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