CN217553614U - Propeller assembly and amphibious automobile - Google Patents
Propeller assembly and amphibious automobile Download PDFInfo
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- CN217553614U CN217553614U CN202221263205.5U CN202221263205U CN217553614U CN 217553614 U CN217553614 U CN 217553614U CN 202221263205 U CN202221263205 U CN 202221263205U CN 217553614 U CN217553614 U CN 217553614U
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Abstract
The utility model relates to an amphibious automobile technical field, its purpose provides a propeller assembly and amphibious automobile, and this kind of propeller assembly simple structure is compact, transmission efficiency is high, the space occupies lessly, and above-mentioned propeller assembly includes: a power plant; the speed reducer is in transmission connection with the power device, and a power input shaft of the speed reducer is arranged in parallel with a power output shaft of the speed reducer; and the power input end of the propeller is connected with the power output shaft of the speed reducer. The utility model provides a current amphibious automobile drive assembly structure more complicated, transmission efficiency is lossy, occupation space great problem.
Description
Technical Field
The utility model relates to an amphibious automobile technical field, concretely relates to propeller assembly and amphibious automobile.
Background
The amphibious vehicle is a special vehicle which has the characteristics of both a vehicle and a ship, can flexibly and flexibly travel on land and quickly and concealably travel in water, and is mainly used in the scenes of military striking, personnel transportation, material supply and the like due to the excellent water and land traffic performance. With the development of new energy automobile technology, most of the current amphibious automobiles are driven by motors, the motors are directly connected with a speed reducer to serve as power output, and then rudder propeller is driven to rotate so as to drive the amphibious automobiles to run.
In the existing driving assembly of the amphibious automobile, the speed reducer and the rudder propeller are connected and driven through the transmission shaft, the structure is complex, the transmission efficiency has certain loss, and the transmission shaft usually has certain length, so that the speed reducer and the rudder propeller are separately arranged, the whole volume of the driving assembly can be increased, and the occupied arrangement space is large.
SUMMERY OF THE UTILITY MODEL
Therefore, the to-be-solved technical problem of the utility model lies in overcoming among the prior art that amphibious vehicle drive assembly structure is more complicated, transmission efficiency is lossy, occupation space great defect to a propeller assembly and amphibious vehicle that simple structure is compact, transmission efficiency is high, the space occupies lessly is provided.
Therefore, the utility model provides a propeller assembly, include:
a power plant;
the speed reducer is in transmission connection with the power device, and a speed reducer power input shaft and a speed reducer power output shaft are arranged in parallel;
and the power input end of the propeller is connected with the power output shaft of the speed reducer.
Optionally, the speed reducer further comprises an intermediate transmission shaft, and the intermediate transmission shaft is in meshing transmission connection with the speed reducer power input shaft and the speed reducer power output shaft respectively.
Optionally, a first transmission gear is arranged on the power input shaft of the speed reducer, a second transmission gear and a third transmission gear are arranged on the middle transmission shaft, and a fourth transmission gear is arranged on the power output shaft of the speed reducer; the first transmission gear is meshed with the second transmission gear, and the third transmission gear is meshed with the fourth transmission gear.
Optionally, the diameter of the first transmission gear is smaller than that of the second transmission gear, and the diameter of the third transmission gear is smaller than that of the fourth transmission gear.
Optionally, the speed reducer further includes: the reducer comprises a first reducer shell and a second reducer shell which are connected with each other, wherein a cavity is formed inside the first reducer shell and the second reducer shell after the first reducer shell and the second reducer shell are connected; the speed reducer power input shaft, the intermediate transmission shaft, the speed reducer power output shaft, the first transmission gear, the second transmission gear, the third transmission gear and the fourth transmission gear are all arranged in the cavity.
Optionally, the power input shaft of the speed reducer is respectively connected with the first speed reducer shell and the second speed reducer shell through first bearings on two sides; the middle transmission shaft is respectively connected with the first speed reducer shell and the second speed reducer shell through second bearings on two sides.
Optionally, the speed reducer is a two-stage cylindrical gear transmission speed reducer.
Optionally, the propeller is a vertical axis cycloid propeller.
Optionally, the vertical axis cycloid propeller comprises: the rudder propeller rotating disc comprises a straight wing rudder propeller rotating disc and a plurality of rudder propellers, wherein the plurality of rudder propellers are uniformly arranged on one side of the straight wing rudder propeller rotating disc along the circumferential direction, and the other side of the straight wing rudder propeller rotating disc is connected with a power output shaft of the speed reducer.
An amphibious vehicle comprising the propeller assembly.
The utility model has the advantages of it is following:
1. the utility model provides a propeller assembly, including power device, reduction gear and propeller, power device is connected with the reduction gear transmission, and the power input end of propeller directly is connected with reduction gear power output shaft, need not increase other transmission structure between propeller and the reduction gear and carries out the transmission, and overall structure is comparatively compact, and the installation space who occupies is less, and transmission efficiency is higher.
2. The utility model provides a propeller assembly slows down to second grade roller gear transmission reduction gear, reduction gear power input shaft and reduction gear power output shaft parallel arrangement, and this kind of reduction gear transmission efficiency and reliability are higher, long service life, maintain portably.
3. The utility model provides a propeller assembly, power device adopt high-speed motor, and this kind of motor is small, light in weight, can not lead to propeller assembly weight to exceed standard, and the installation space that propeller assembly structure is compacter, occupy is littleer.
4. The utility model provides an amphibious automobile, propeller assembly occupy installation space little, and integral propeller assembly is convenient for assemble, and opens through opening of drive arrangement and just can realize the vehicle and go or the control that stops, controls simply, good reliability.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following descriptions are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of a propeller assembly of the present invention;
fig. 2 is a schematic diagram of the propeller assembly with the first reducer housing and the second reducer housing removed.
Description of reference numerals:
1-a power plant;
2-speed reducer, 201-speed reducer power input shaft, 202-speed reducer power output shaft, 203-intermediate transmission shaft, 204-first transmission gear, 205-second transmission gear, 206-third transmission gear, 207-fourth transmission gear, 208-first speed reducer housing, 209-second speed reducer housing, 2010-first bearing, 2011-second bearing, 2012-third bearing;
3-propeller, 301-straight wing rudder propeller rotating disk, 302-rudder propeller.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
As shown in fig. 1 and 2, for the preferred embodiment of the propeller assembly provided by the present invention, it can be disposed on an amphibious vehicle for driving the amphibious vehicle to travel, and the propeller assembly has a simple and compact structure, high transmission efficiency, and small occupied space.
The above-mentioned propeller assembly includes: power device 1, reduction gear 2 and propeller 3, power device 1 provides drive power for the propeller assembly, in this embodiment, power device 1 specifically is high-speed motor, high-speed motor's rotational speed is very fast, and the volume of high-speed motor is littleer compared with ordinary motor, weight is lighter, select high-speed motor can satisfy the output demand, occupy less space again, can make the structure of propeller assembly compacter, and high-speed motor weight is lighter, the propeller assembly is installed and also can not lead to whole car weight to exceed standard on amphibious automobile.
The speed reducer 2 is preferably a two-stage cylindrical gear transmission speed reducer and is in transmission connection with the power device 1, and the specific speed reducer 2 comprises: first reduction gear housing 208 and second reduction gear housing 209 all take the shaping to have first bearing mounting hole, second bearing mounting hole and third bearing mounting hole on first reduction gear housing 208 and the second reduction gear housing 209, and first reduction gear housing 208 and second reduction gear housing 209 are connected through fasteners such as bolt and nut, form complete reduction gear housing. The second retarder housing 209 is disposed close to the power unit 1, and the power unit 1 is fixedly connected to the second retarder housing 209. The first reducer housing 208 and the second reducer housing 209 are connected to form a cavity inside.
The speed reducer 2 comprises a speed reducer power input shaft 201, a speed reducer power output shaft 202 and an intermediate transmission shaft 203, wherein the intermediate transmission shaft 203 is respectively in meshing transmission connection with the speed reducer power input shaft 201 and the speed reducer power output shaft 202. A first transmission gear 204 is arranged on the power input shaft 201 of the speed reducer, a second transmission gear 205 and a third transmission gear 206 are arranged on the middle transmission shaft 203, and a fourth transmission gear 207 is arranged on the power output shaft 202 of the speed reducer; first drive gear 204 meshes with second drive gear 205, and third drive gear 206 meshes with fourth drive gear 207.
The reducer power input shaft 201, the intermediate transmission shaft 203, the reducer power output shaft 202, the first transmission gear 204, the second transmission gear 205, the third transmission gear 206 and the fourth transmission gear 207 are all arranged in a cavity formed by the first reducer housing 208 and the second reducer housing 209.
Further, the reducer power input shaft 201, the reducer power output shaft 202 and the intermediate transmission shaft 203 are arranged in parallel. The speed reducer power input shaft 201 is in transmission connection with the output end of the power device 1, the speed reducer power input shaft 201 rotates under the driving of the power device 1, and the speed reducer power input shaft 201 is respectively connected with the first speed reducer shell 208 and the second speed reducer shell 209 through first bearings 2010 on two sides. The intermediate transmission shaft 203 is connected to the first reduction gear case 208 and the second reduction gear case 209 via second bearings 2011 on both sides.
Further, the diameter of the first transmission gear 204 is smaller than the diameter of the second transmission gear 205, specifically, the first transmission gear 204 is a pinion with less teeth than the second transmission gear 205, when the power input shaft 201 of the speed reducer rotates at the same speed as the output speed of the power device 1, the first transmission gear 204 is engaged with the second transmission gear 205, and then the middle transmission shaft 203 is driven to rotate, but the output speed of the power device 1 is reduced when being transmitted to the middle transmission shaft 203 because the first transmission gear 204 has less teeth and has a smaller diameter, that is, the speed reducer 2 completes the first-stage speed reduction of the output speed of the power device 1.
The reducer power output shaft 202 is respectively connected with the first reducer housing 208 and the second reducer housing 209 through third bearings 2012 on two sides, the diameter of the third transmission gear 206 is smaller than the diameter of the fourth transmission gear 207, specifically, the third transmission gear 206 is a pinion gear with less teeth than the fourth transmission gear 207, when the intermediate transmission shaft 203 rotates, the reducer power output shaft 202 is driven to rotate due to the engagement of the third transmission gear 206 and the fourth transmission gear 207, but the output rotating speed of the intermediate transmission shaft 203 is reduced when being transmitted to the reducer power output shaft 202 due to the less teeth of the third transmission gear 206 and the smaller diameter, that is, the reducer 2 completes the second-stage speed reduction of the output rotating speed of the power device 1. One end of the reducer power take-off shaft 202 is connected to the power input of the propeller 3 through the first reducer housing 208.
Specifically, propeller 3 is a vertical axis cycloid propeller, which includes: straight wing rudder propeller rotating disk 301 and rudder propeller 302, a plurality of rudder propellers 302 evenly set up in one side of straight wing rudder propeller rotating disk 301 along circumference, the opposite side of straight wing rudder propeller rotating disk 301 is connected with reduction gear power output shaft 202, rudder propeller 302 preferred four in quantity in this embodiment evenly set up on straight wing rudder propeller rotating disk 301 along circumference, reduction gear power output shaft 202 can drive straight wing rudder propeller rotating disk 301 rotatory, and then can drive the rotation of rudder propeller 302 that sets up on straight wing rudder propeller rotating disk 301.
The present embodiment further provides an amphibious vehicle, which includes a propeller assembly, and the structure of the propeller assembly is the same as that of the propeller assembly in the above embodiments, so that the details are not repeated.
The following describes the operation process of the amphibious vehicle provided in this embodiment:
starting the power device 1, the power device 1 can drive a speed reducer power input shaft 201 in the speed reducer 2 to rotate, a first transmission gear 204 on the speed reducer power input shaft 201 can drive a second transmission gear 205 which is meshed with the first transmission gear to rotate, and further can drive an intermediate transmission shaft 203 to rotate, so that the first-stage speed reduction of the output speed of the power device 1 is realized, a third transmission gear 206 arranged on the intermediate transmission shaft 203 can drive a fourth transmission gear 207 which is meshed with the second transmission gear to rotate, and further drives a speed reducer power output shaft 202 to rotate, so that the second-stage speed reduction of the output speed of the power device 1 is realized, and finally the output speed reduced by the speed reducer 2 is transmitted to a straight wing rudder propeller rotating disk 301 by the speed reducer power output shaft 202, and drives the straight wing rudder propeller rotating disk 301 and a rudder propeller 302 arranged on the straight wing rudder propeller rotating disk 301 to rotate, so that when the rudder propeller 302 rotates in water, power can be provided for an amphibious vehicle and drive the amphibious vehicle to run.
When the amphibious vehicle needs to be parked, the power device 1 only needs to be turned off, and when the speed reducer power input shaft 201, the intermediate transmission shaft 203 and the speed reducer power output shaft 202 in the speed reducer 2 of the power device 1 stop rotating, the propeller 3 is not driven by power to rotate, so that the power can not be provided for the amphibious vehicle, and the amphibious vehicle can be parked.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications derived therefrom are intended to be within the scope of the invention.
Claims (10)
1. A propeller assembly, comprising:
a power unit (1);
the speed reducer (2) is in transmission connection with the power device (1), and a speed reducer power input shaft (201) and a speed reducer power output shaft (202) are arranged in parallel;
and the power input end of the propeller (3) is connected with the power output shaft (202) of the speed reducer.
2. The propeller assembly according to claim 1, wherein the speed reducer (2) further comprises an intermediate transmission shaft (203), and the intermediate transmission shaft (203) is in meshing transmission connection with the speed reducer power input shaft (201) and the speed reducer power output shaft (202), respectively.
3. The propeller assembly according to claim 2, wherein the speed reducer power input shaft (201) is provided with a first transmission gear (204), the intermediate transmission shaft (203) is provided with a second transmission gear (205) and a third transmission gear (206), and the speed reducer power output shaft (202) is provided with a fourth transmission gear (207); the first transmission gear (204) is meshed with the second transmission gear (205), and the third transmission gear (206) is meshed with the fourth transmission gear (207).
4. A thruster assembly according to claim 3, characterized in that the diameter of the first transmission gear (204) is smaller than the diameter of the second transmission gear (205) and the diameter of the third transmission gear (206) is smaller than the diameter of the fourth transmission gear (207).
5. A thruster assembly according to claim 3, characterized in that the speed reducer (2) also comprises: the reducer comprises a first reducer shell (208) and a second reducer shell (209) which are connected with each other, wherein the first reducer shell (208) and the second reducer shell (209) are connected to form a cavity inside; the speed reducer power input shaft (201), the middle transmission shaft (203), the speed reducer power output shaft (202), the first transmission gear (204), the second transmission gear (205), the third transmission gear (206) and the fourth transmission gear (207) are all arranged in the cavity.
6. The propeller assembly according to claim 5, wherein the retarder power input shaft (201) is connected with the first retarder housing (208) and the second retarder housing (209) through first bearings (2010) at both sides, respectively; the intermediate transmission shaft (203) is connected with the first reducer housing (208) and the second reducer housing (209) through second bearings (2011) on two sides.
7. The thruster assembly according to claim 1, characterized in that the speed reducer (2) is a two-stage spur gear transmission speed reducer.
8. The propeller assembly according to any of claims 1-7, wherein the propeller (3) is a vertical axis cycloid propeller.
9. The impeller assembly of claim 8, wherein the vertical axis cycloidal impeller comprises: straight wing rudder propeller rotary disk (301) and rudder propeller (302), it is a plurality of rudder propeller (302) evenly set up along circumference one side of straight wing rudder propeller rotary disk (301), the opposite side of straight wing rudder propeller rotary disk (301) with reduction gear power take off axle (202) are connected.
10. An amphibious vehicle comprising a propeller assembly as claimed in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221263205.5U CN217553614U (en) | 2022-05-24 | 2022-05-24 | Propeller assembly and amphibious automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221263205.5U CN217553614U (en) | 2022-05-24 | 2022-05-24 | Propeller assembly and amphibious automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217553614U true CN217553614U (en) | 2022-10-11 |
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ID=83498146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221263205.5U Active CN217553614U (en) | 2022-05-24 | 2022-05-24 | Propeller assembly and amphibious automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217553614U (en) |
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2022
- 2022-05-24 CN CN202221263205.5U patent/CN217553614U/en active Active
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