CN213862639U - Coaxial double-oar driving system - Google Patents
Coaxial double-oar driving system Download PDFInfo
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- CN213862639U CN213862639U CN202022342830.6U CN202022342830U CN213862639U CN 213862639 U CN213862639 U CN 213862639U CN 202022342830 U CN202022342830 U CN 202022342830U CN 213862639 U CN213862639 U CN 213862639U
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Abstract
A coaxial double-propeller power system comprises a bracket, a first propeller, a second propeller, a flow guide cap, a first transmission shaft, a second transmission shaft and a control mechanism for coaxiality of the first transmission shaft and the second transmission shaft; the first propeller is connected with the first transmission shaft; the second propeller is connected with the second transmission shaft; the first transmission shaft is sleeved on the second transmission shaft; the first propeller and the first transmission shaft are fixed through a flow guide cap; the first transmission shaft and the second transmission shaft are connected through a control mechanism, and the control mechanism is connected with the bracket; the utility model discloses a structure of coaxial double-oar, first screw and second screw rotation opposite direction, the high-speed rotatory vortex of first screw and the high-speed rotatory screw vortex of second screw offset each other, reduce the useless work that the screw was done, improve the power of screw.
Description
Technical Field
The utility model belongs to the technical field of power, a coaxial double-oar driving system is related to.
Background
In recent years, most of domestic cities suffer from waterlogging every time of heavy rain, and the urban waterlogging becomes one of the important problems facing the development of the current Chinese cities.
The urban drainage pipe discharges more and more waste water and wastes throughout the year, and the substances are corrosive, so that various functional and structural damages such as blockage, leakage and the like of the urban drainage pipe are caused.
Therefore, the drainage pipeline is required to be detected in time, so that various hidden dangers in the pipeline network can be predicted in advance, and accurate implementation basis is provided for pipeline dredging, repairing, municipal planning, engineering quantity measurement and calculation and emergency measures.
City box culvert is as the pipe network that converges of each drainage pipe, and nearly inside all has more or less rain sewage, so if adopt traditional periscope mode to detect, can only detect closely inside situation, and can lead to the shooting effect relatively poor because of the disturbance that receives the water.
If adopt traditional pipeline robot of crawling, then need block up water, cofferdam to the box culvert, take out the inside rainwater of box culvert or take out to just can carry out corresponding detection achievement after the low water level, the operation process is loaded down with trivial details earlier on, operates inconveniently.
At present, a detection robot on water has been developed on traditional basis, detection robot on water includes the hull, it has the camera to carry on the hull, the camera is used for carrying out comprehensive detection operation more than the pipeline surface of water, still be provided with the driving system who is used for driving the robot to go forward on the hull, driving system sets up on the upper surface of hull, driving system includes the motor, the motor support, screw and water conservancy diversion cap, the screw passes through the water conservancy diversion cap and fixes with the output shaft of motor, the motor is connected with the top of motor support, the bottom and the hull upper surface welding of motor support.
However, the propeller in the power system adopts a single propeller, the single propeller rotates at a high speed in the working process, the propeller rotating at the high speed drives a part of air to form air flow, the air flow is gathered to form air negative pressure power to push the ship body to move forward, the propeller rotating at the high speed drives another part of air to form vortex, and the vortex consumes the work of the propeller, so that the power of the propeller is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a coaxial double-oar driving system and application method, it has solved the screw among the driving system and has adopted single screw, and single screw is high-speed rotatory in the course of the work, and high-speed rotatory screw drives partly air and forms the air current, and the air current gathering forms air negative pressure power and promotes the hull and go forward, and high-speed rotatory screw drives another part air and forms the vortex, and the work that the vortex consumed the screw to do for the problem of the power reduction of screw.
The purpose of the utility model is realized through the following technical scheme:
a coaxial double-propeller power system comprises a bracket, a first propeller, a second propeller, a flow guide cap, a first transmission shaft, a second transmission shaft and a control mechanism for coaxiality of the first transmission shaft and the second transmission shaft;
the first propeller is connected with the first transmission shaft;
the second propeller is connected with a second transmission shaft;
the first transmission shaft is sleeved on the second transmission shaft;
the first propeller and the first transmission shaft are fixed through a flow guide cap;
the first transmission shaft and the second transmission shaft are connected through a control mechanism, and the control mechanism is connected with the support.
Further: the control mechanism comprises a shell, a connecting piece, a motor, a first power source for driving the first transmission shaft to rotate, a second power source for driving the second transmission shaft to rotate and a third power source for driving the first power source and the second power source to rotate;
the outer wall of the shell is connected with the support, and the connecting piece, the motor, the first power source, the second power source and the third power source are positioned in the shell;
the motor is fixedly connected with the inner wall of the shell, and an output shaft of the motor sequentially penetrates through the connecting piece and the third power source;
an output shaft of the motor is rotationally connected with the connecting piece, and is fixedly connected with a third power source;
the third power source is in transmission connection with the first power source and the second power source respectively;
the first power source is fixedly connected with the first transmission shaft;
the second power source is fixedly connected with the second transmission shaft;
one end of the connecting piece is rotatably connected with the first transmission shaft through a first fixing piece, and the other end of the connecting piece is rotatably connected with the second transmission shaft through a second fixing piece;
the first power source and the second power source are located between the first fixing member and the second fixing member.
Further: the first power source is a first bevel gear;
the second power source is a second bevel gear;
the third power source is a third bevel gear;
and the third bevel gear is respectively in meshed connection with the first bevel gear and the second bevel gear.
Further: the first bevel gear and the second bevel gear are the same in size and are arranged oppositely.
Further: the first power source is a first gear disc, and first gear teeth are arranged on the first gear disc;
the second power source is a second gear disc, and second gear teeth are arranged on the second gear disc;
the third power source is a gear which is respectively in meshed connection with the first gear teeth and the second gear teeth;
the gear is connected with an output shaft of the motor.
Further: the first gear disc and the second gear disc are the same in size and are arranged oppositely.
Further: the first gear disc and the second gear disc are arranged in a hollow mode.
Further: the support comprises a supporting column and a fixed seat which are used for the box culvert detection robot;
the support column comprises an upper part and a lower part, and the upper part and the lower part are integrally connected;
the upper part is connected with the fixed seat;
the upper part is provided with a through hole for threading;
the upper part is obliquely arranged from top to bottom.
Further: the fixed seat comprises a fixed ring and a plurality of fixed frames;
the fixing frames are uniformly connected with the side wall of the fixing ring at intervals;
the bottom of the fixing ring is integrally connected with the top of the supporting seat;
the plurality of fixing frames are connected with the control mechanism.
Compared with the prior art, the utility model discloses the beneficial effect who has is:
the utility model discloses a structure of coaxial double-oar, first screw and second screw rotation opposite direction, the high-speed rotatory vortex of first screw and the high-speed rotatory screw vortex of second screw offset each other, reduce the useless work that the screw was done, improve the power of screw.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention, with the bracket removed and the control mechanism removed;
FIG. 3 is a schematic perspective view of another embodiment of the present invention, with the bracket removed and the control mechanism removed from its housing, of FIG. 1;
fig. 4 is a working state diagram of the power system of the present invention.
Wherein: 1. a support; 11. a support pillar; 12. a fixed seat; 13. an upper portion; 14. a lower portion; 15. a through hole; 16. a fixing ring; 17. a fixed mount; 2. a first propeller; 3. a second propeller; 4. a flow guide cap; 5. a first drive shaft; 6. a second drive shaft; 7. a control mechanism; 71. a housing; 72. a connecting member; 73. a motor; 74. a first bevel gear; 75. a second bevel gear; 76. a third bevel gear; 77. a first fixing member; 78. a second fixing member; 81. a first gear plate; 82. a first gear tooth; 83. a second gear wheel disc; 84. a second gear tooth; 85. a gear.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
example 1
As shown in fig. 1, a coaxial double-propeller power system comprises a bracket 1, a first propeller 2, a second propeller 3, a deflector cap 4, a first transmission shaft 5, a second transmission shaft 6 and a control mechanism 7 for coaxiality of the first transmission shaft 5 and the second transmission shaft 6.
The first propeller 2 is connected with a first transmission shaft 5.
The second propeller 3 is connected to a second drive shaft 6.
The first transmission shaft 5 is sleeved on the second transmission shaft 6.
The first propeller 2 and the first transmission shaft 5 are fixed through a deflector cap 4.
Referring to fig. 2, the control mechanism 7 includes a housing 71, a connecting member 72, a motor 73, a first power source for driving the first transmission shaft 5 to rotate, a second power source for driving the second transmission shaft 6 to rotate, and a third power source for driving the first power source and the second power source to rotate.
The first power source is a first bevel gear 74.
The second power source is a second bevel gear 75.
The third power source is a third bevel gear 76.
The outer wall of the housing 71 is fixed to the bracket 1 by bolts, and the connecting member 72, the motor 73, the first bevel gear 74, the second bevel gear 75 and the third bevel gear 76 are located in the housing 71.
The motor 73 is fixed with the inner wall of the shell 71 through bolts, and an output shaft of the motor 73 sequentially passes through the connecting piece 72 and the third bevel gear 76.
An output shaft of the motor 73 is rotatably connected with the connecting piece 72 through a bearing, and an output shaft of the motor 73 is welded with the third bevel gear 76.
The third bevel gear 76 is in meshing connection with the first bevel gear 74 and the second bevel gear 75, respectively.
The first bevel gear 74 is fixed to the first transmission shaft 5 by a bolt.
The second bevel gear 75 is fixed to the second transmission shaft 6 by bolts.
One end of the connecting member 72 is rotatably connected to the first transmission shaft 5 through a first fixing member 77, and the other end of the connecting member 72 is rotatably connected to the second transmission shaft 6 through a second fixing member 78.
The first bevel gear 74 and the second bevel gear 75 are located between the first fixing member 77 and the second fixing member 78.
The first bevel gear 74 and the second bevel gear 75 are the same size and are disposed opposite to each other.
Referring to fig. 1, a rack 1 includes a support column 11 and a fixing base 12 for a box culvert inspection robot.
The support column 11 includes an upper portion 13 and a lower portion 14, and the upper portion 13 is integrally connected to the lower portion 14.
The upper part 13 is connected with the fixed seat 12.
The upper part 13 is provided with a through hole 15 for threading.
The upper part 13 is arranged obliquely from top to bottom, and the inclination angle is 120 degrees.
The holder 12 comprises a fixing ring 16 and four holders 17.
The four fixing frames 17 are uniformly connected with the side wall of the fixing ring 16 at intervals.
The bottom of the fixing ring 16 is integrally connected to the top of the support base.
The four fixing brackets 17 are fixed to the outer wall of the casing 71 by bolts.
Referring to fig. 1 and 4, a method of using a coaxial twin-screw power system, specifically comprising the steps of:
s1: the motor 73 is energized, and the motor 73 is started after being energized.
S2: the motor 73 is started to rotate, and the output shaft of the motor 73 is rotated.
S3: the output shaft rotates and drives the third power supply, and the third power supply rotates and drives first power supply rotation, and first power supply rotation drives first transmission shaft 5 and rotates, and first transmission shaft 5 rotates and drives first screw 2 and rotate.
S4: the third power source rotates and drives the second power source to rotate, the rotating direction of the second power source is opposite to that of the first power source, the second power source rotates and drives the second propeller 3 to rotate, and the rotating direction of the second propeller 3 is opposite to that of the first propeller 2.
The working principle is as follows: the rotation directions of the first propeller 2 and the second propeller 3 are opposite, and the vortex of the first propeller 2 rotating at a high speed and the vortex of the second propeller 3 rotating at a high speed are offset, so that the useless work done by the propellers is reduced, and the power of the propellers is improved.
Example 2
As shown in fig. 3, a coaxial double-paddle power system is different from embodiment 1 in that the first power source is a first gear plate 81, and first gear teeth 82 are formed on the first gear plate 81.
The second power source is a second gear disk 83, and a second gear tooth 84 is formed on the second gear disk 83.
The first gear plate 81 and the second gear plate 83 are the same size and are oppositely disposed.
The first gear disc 81 and the second gear disc 83 are arranged in a hollow mode, and the weight of the first gear disc 81 and the weight of the second gear disc 83 are reduced.
The third power source is a gear 85, the gear 85 is meshed with the first gear teeth 82 and the second gear teeth 84 respectively, and the gear 85 is connected with the output shaft of the motor 73.
With reference to fig. 3 and 4, the working principle is: the motor 73 is electrified, the motor 73 starts after the motor 73 starts the motor 73, the motor 73 starts to rotate to drive the output shaft of the motor 73 to rotate, the output shaft rotates to drive the gear 85 to rotate, the gear 85 rotates to stir the first gear teeth 82 to rotate, the first gear teeth 82 rotate to drive the first gear disc 81 to rotate, the first gear disc 81 rotates to drive the first transmission shaft 5 to rotate, and the first transmission shaft 5 rotates to drive the first propeller 2 to rotate.
The gear 85 rotates to toggle the second gear disc 83, the second gear teeth 84 rotate to drive the second gear disc 83 to rotate, the second gear disc 83 rotates to drive the second transmission shaft 6 to rotate, and the second transmission shaft 6 rotates to drive the second propeller 3 to rotate.
The first propeller 2 and the second propeller 3 are opposite in direction, and the vortex of the first propeller 2 rotating at a high speed and the vortex of the second propeller 3 rotating at a high speed are offset, so that the useless work done by the propellers is reduced, and the power of the propellers is improved.
It is to be noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above description is merely exemplary of the present application and is presented to enable those skilled in the art to understand and practice the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
It is to be understood that the present application is not limited to what has been described above, and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.
Claims (9)
1. A coaxial double-propeller power system is characterized by comprising a bracket (1), a first propeller (2), a second propeller (3), a flow guide cap (4), a first transmission shaft (5), a second transmission shaft (6) and a control mechanism (7) for coaxiality of the first transmission shaft (5) and the second transmission shaft (6);
the first propeller (2) is connected with a first transmission shaft (5);
the second propeller (3) is connected with a second transmission shaft (6);
the first transmission shaft (5) is sleeved on the second transmission shaft (6);
the first propeller (2) and the first transmission shaft (5) are fixed through a flow guide cap (4);
the first transmission shaft (5) is connected with the second transmission shaft (6) through a control mechanism (7), and the control mechanism (7) is connected with the support (1).
2. The coaxial double-oar power system according to claim 1, characterized in that the control mechanism (7) comprises a housing (71), a connecting member (72), a motor (73), a first power source for driving the first transmission shaft (5) to rotate, a second power source for driving the second transmission shaft (6) to rotate, and a third power source for driving the first power source and the second power source to rotate;
the outer wall of the shell (71) is connected with the bracket (1), and the connecting piece (72), the motor (73), the first power source, the second power source and the third power source are positioned in the shell (71);
the motor (73) is fixedly connected with the inner wall of the shell (71), and an output shaft of the motor (73) sequentially penetrates through the connecting piece (72) and the third power source;
an output shaft of the motor (73) is rotatably connected with the connecting piece (72), and an output shaft of the motor (73) is fixedly connected with a third power source;
the third power source is in transmission connection with the first power source and the second power source respectively;
the first power source is fixedly connected with the first transmission shaft (5);
the second power source is fixedly connected with the second transmission shaft (6);
one end of the connecting piece (72) is rotatably connected with the first transmission shaft (5) through a first fixing piece (77), and the other end of the connecting piece (72) is rotatably connected with the second transmission shaft (6) through a second fixing piece (78);
the first and second power sources are located between the first and second fixtures (77, 78).
3. A coaxial twin-paddle power system according to claim 2, characterised in that the first power source is a first bevel gear (74);
the second power source is a second bevel gear (75);
the third power source is a third bevel gear (76);
the third bevel gear (76) is respectively in meshed connection with the first bevel gear (74) and the second bevel gear (75).
4. A coaxial twin-paddle power system according to claim 3, characterised in that the first bevel gear (74) and the second bevel gear (75) are of the same size and are oppositely disposed.
5. A coaxial twin-paddle power system according to claim 2, characterised in that the first power source is a first gear wheel (81), the first gear wheel (81) having first gear teeth (82) provided thereon;
the second power source is a second gear disc (83), and second gear teeth (84) are arranged on the second gear disc (83);
the third power source is a gear (85), and the gear (85) is respectively in meshed connection with the first gear teeth (82) and the second gear teeth (84);
the gear (85) is connected with an output shaft of the motor (73).
6. Coaxial twin-paddle power system according to claim 5, characterised in that the first gear wheel disc (81) and the second gear wheel disc (83) are of the same size and are oppositely arranged.
7. The coaxial double-oar power system according to claim 6, characterized in that the first gear wheel disc (81) and the second gear wheel disc (83) are hollow.
8. A coaxial twin-paddle power system according to claim 1, characterised in that the support (1) comprises a support column (11) and a fixed base (12) for a box culvert inspection robot;
the supporting column (11) comprises an upper part (13) and a lower part (14), and the upper part (13) and the lower part (14) are integrally connected;
the upper part (13) is connected with the fixed seat (12);
the upper part (13) is provided with a through hole (15) for threading;
the upper part (13) is obliquely arranged from top to bottom.
9. A coaxial twin-paddle power system according to claim 8, characterised in that the holder (12) comprises a fixed ring (16) and several holders (17);
the plurality of fixing frames (17) are uniformly connected with the side wall of the fixing ring (16) at intervals;
the bottom of the fixing ring (16) is integrally connected with the top of the supporting seat;
the plurality of fixing frames (17) are connected with the control mechanism (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342830.6U CN213862639U (en) | 2020-10-20 | 2020-10-20 | Coaxial double-oar driving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022342830.6U CN213862639U (en) | 2020-10-20 | 2020-10-20 | Coaxial double-oar driving system |
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| Publication Number | Publication Date |
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| CN213862639U true CN213862639U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022342830.6U Active CN213862639U (en) | 2020-10-20 | 2020-10-20 | Coaxial double-oar driving system |
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| CN (1) | CN213862639U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112278213A (en) * | 2020-10-20 | 2021-01-29 | 中国电建集团西北勘测设计研究院有限公司 | Coaxial double-propeller power system and using method |
-
2020
- 2020-10-20 CN CN202022342830.6U patent/CN213862639U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112278213A (en) * | 2020-10-20 | 2021-01-29 | 中国电建集团西北勘测设计研究院有限公司 | Coaxial double-propeller power system and using method |
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Address after: No.18 Zhangba East Road, Yanta District, Xi'an City, Shaanxi Province Patentee after: POWERCHINA NORTHWEST ENGINEERING Co.,Ltd. Patentee after: China Power Construction (Xi'an) Ganghang Shipbuilding Technology Co., Ltd Address before: No.18 Zhangba East Road, Yanta District, Xi'an City, Shaanxi Province Patentee before: POWERCHINA NORTHWEST ENGINEERING Co.,Ltd. Patentee before: Gansu Zhongdian construction port and Shipping Engineering Co., Ltd |