CN211918966U - Power duct for underwater booster - Google Patents
Power duct for underwater booster Download PDFInfo
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- CN211918966U CN211918966U CN202020251571.3U CN202020251571U CN211918966U CN 211918966 U CN211918966 U CN 211918966U CN 202020251571 U CN202020251571 U CN 202020251571U CN 211918966 U CN211918966 U CN 211918966U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 135
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000007654 immersion Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 abstract 1
- 108091006146 Channels Proteins 0.000 description 15
- 238000002791 soaking Methods 0.000 description 4
- 102000010637 Aquaporins Human genes 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009182 swimming Effects 0.000 description 2
- 108010063290 Aquaporins Proteins 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009189 diving Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a power duct for underwater booster, including motor support middle section, the inside paddle rotor that is provided with in motor support middle section, the inside motor that is provided with of paddle rotor, motor one end is provided with the fairing cap, the fairing cap other end is provided with the water inlet channel, the water inlet channel lower extreme that goes up is provided with the water inlet channel down, the motor other end is provided with the delivery port stator, the delivery port stator other end is provided with the water outlet binding off, the water outlet binding off other end is provided with the straight mouth of play water, paddle rotor a week is provided with rotor blade; the utility model discloses utilize open water cooling motor as power source, light in weight, stability is good, and utilizes rotor blade's special angle design for the power duct goes out water most stably, and it is biggest to go out the water flow, and the transition that can realize the power direction with strength gently during the use, and the design that goes out the water binding off makes rivers spout according to set direction, and the controllability improves.
Description
Technical Field
The utility model relates to an amusement power field under water specifically is a power duct for boost motor under water.
Background
The underwater booster is a power tool for helping people play underwater, is suitable for various scenes such as diving, swimming pools, shoals and the like, can enable users to experience smooth swimming in water by utilizing the power of the underwater booster, and the power duct of the underwater booster is a power device arranged on the underwater booster and is a power source of the underwater booster, generally comprises a motor, paddles and the like, and has the principle that the motor drives the paddles to rotate, water flow entering the power duct is quickly pushed out by the paddles to generate power to push a human body to advance, the power duct of the existing booster is not designed with rigorous paddles and closing-in, the efficiency is not high when the water flow is accelerated, the direction is unstable when the water flows out, so the working efficiency of the motor can be reduced, the advancing direction is not well mastered, and the users advance, turn over and play underwater, the power duct for the underwater booster is more labor-consuming, the soaking type water-cooling motor is used as a propulsion power source, the weight is light, the stability is good, rotor blades in the propulsion duct are designed at special angles, so that the power duct has the most stable water outlet and the largest water outlet flow, the power direction can be changed by applying force gently during use, water is sprayed out in a set direction due to the design of a water outlet closing-up, the controllability is improved, and a user can easily realize actions such as turning, advancing, direction changing and the like underwater.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a power duct for boost motor under water to solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme:
a power duct for an underwater booster comprises a motor support middle section, wherein a paddle rotor is arranged inside the motor support middle section, a motor is arranged inside the paddle rotor, a rectifying cap is arranged at one end of the motor, an upper water inlet channel is arranged at the other end of the rectifying cap, a lower water inlet channel is arranged at the lower end of the upper water inlet channel, a water outlet stator is arranged at the other end of the motor, a water outlet closing-up is arranged at the other end of the water outlet stator, a water outlet straight port is arranged at the other end of the water outlet closing-up, and rotor blades are arranged around the paddle rotor;
above-mentioned motor support middle section is the support piece of whole power duct, can support whole device, the paddle rotor is driven by the motor, can give the rivers thrust through the power duct, form the power of power duct, the inner wall that the fairing cap will get into the rivers of power duct flows along the device, the effect of concentrated rivers has, go up the passageway and the rivers entry that income water course and lower income water course combine to form rivers, the rivers after the acceleration of paddle rotor have been integrated to the delivery port stator, make the direction of rivers be on a parallel with the power duct, the rivers that the binding off will pass through the paddle rotor of going out the water are concentrated, be favorable to further parallel water flow direction and concentrated water flow, it is the last export of rivers to go out the straight mouthful.
The rotor blade has the disc surface ratio of a, the range of a is 0.72-1.05, the pitch angle of the rotor blade is b, the range of b is 37-45.2 degrees, the closing-in compression ratio of the water outlet closing-in is c, and the range of c is 1.12-1.67.
The motor is an open immersion type water-cooling motor, the motor is fixed in the middle section of the motor support, and the paddle rotor is connected with the output end of the motor.
The immersion type water-cooled motor is of a brushless structure, has excellent load characteristics, good low-speed performance, large starting torque and small starting current, meets the requirement of frequent starting of the power duct, and saves electric energy.
The water outlet stator comprises a stator outer barrel, stator blades and a rectifier, the stator blades are fixed on the periphery of the rectifier, the stator blades and the rectifier are fixed inside the stator outer barrel, and the flow guide directions of the rotor blades and the stator blades are opposite.
The water flow accelerated by the paddle rotor can generate rotating force, and the water outlet stator can pull the water flow generating the rotating force, so that the flow direction of the water flow is parallel to the power-assisted duct.
The upper water inlet channel and the lower water inlet channel are fixed on the middle section of the motor support, and the rectifying cap is fixed in the middle section of the motor support.
The upper water inlet channel and the lower water inlet channel are fixed with each other to form a channel, water flows into the power-assisted duct from the channel and is guided by the rectifying cap, and the water flows are concentrated to pass through the blade rotor.
The water outlet stator is fixed in the middle section of the motor support, and the water outlet closing-in is fixedly connected with the middle section of the motor support and the water outlet straight port.
And the water flow rectified by the water outlet stator flows through the water outlet closing up for collecting flow and is finally discharged from the water outlet straight port.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a power duct for boost motor under water, adopted soaking formula water cooled machine as propulsion power source, light in weight, stability is good, rotor blade in the propulsion duct is through special angle design, make the power duct go out water most stable, it is the biggest to go out the water flow, can realize the transformation of power direction with power gently during the use, the design that goes out the water binding off makes rivers spout according to the set direction, the controllability improves, the user can easily realize the upset under water, go forward, move about actions such as transform direction.
Drawings
Fig. 1 is a cross-sectional view of a power duct for an underwater booster of the present invention;
fig. 2 is a top view of the blade rotor of the present invention;
fig. 3 is a perspective view of the blade rotor of the present invention;
fig. 4 is a perspective view of the water outlet stator of the present invention;
fig. 5 is a cross-sectional view of the water outlet stator of the present invention;
fig. 6 is a front view of the water outlet closing-in of the present invention.
Reference numerals: 1. feeding water into the water channel; 2. a motor bracket middle section; 3. a water outlet stator; 4. closing the water outlet; 5. a water outlet straight port; 6. discharging into a water channel; 7. a rectifying cap; 8. a motor; 9. a blade rotor; 10. a rotor blade; 11. a stator outer cylinder; 12. a stator vane; 13. a rectifier.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1: referring to fig. 1 to 6, in the present invention, a power duct for an underwater booster includes a motor support middle section 2, the motor support middle section 2 is a hollow cylindrical structure and is a supporting structure of the whole device, a paddle rotor 9 is disposed inside the motor support middle section 2, the paddle rotor 9 is a hollow cylindrical structure, a plurality of blades are disposed around the cylindrical structure, the paddle rotor 9 is used for stirring water flow during rotation to provide an accelerating force to the water flow, a motor 8 is disposed inside the paddle rotor 9, the motor 8 is a water-cooled brushless motor, the motor 8 is used for driving the paddle rotor 9 to rotate, a rectifying cap 7 is disposed at one end of the motor 8, the rectifying cap 7 is a hemispherical structure with a convex tip and is used for rectifying the water flow flowing into the booster duct to make the water flow pass through the paddle rotor 9 more intensively, an upper water inlet duct 1 is disposed at the other end of the rectifying cap 7, the lower end of the upper water inlet channel 1 is provided with a lower water inlet channel 6, the upper water inlet channel 1 and the lower water inlet channel 6 jointly form a channel for forming water flow and a water flow inlet, the other end of the motor 8 is provided with a water outlet stator 3, the water outlet stator 3 integrates the water flow accelerated by the paddle rotor 8, the direction of the water flow is parallel to the power duct, the water flow accelerated by the paddle rotor 8 is intensively rectified, the other end of the water outlet stator 3 is provided with a water outlet closing-in 4, the water outlet closing-in 4 is a cylindrical structure with a large opening at one end and a small opening at the other end and is used for intensively forming water flow with larger pressure, the other end of the water outlet closing-in 4 is provided with a water outlet straight port 5, the water outlet straight port 5 is a cylindrical structure and is used for discharging the accelerated water flow, rotor blades 10 are arranged on one circle of the paddle rotor 9, and, is a sheet structure with a certain curvature;
the motor 8 is an open soaking type water-cooling motor, the soaking type water-cooling motor is of a brushless structure, the load characteristic is excellent, the low-speed performance is good, the starting torque is large, the starting current is small, the requirement of frequent starting of a power duct is met, the electric energy is saved, the motor 8 is fixed in the middle section 2 of the motor support, and the output ends of the paddle rotor 9 and the motor 8 are connected to serve as a power source for accelerating water flow.
The water outlet stator 3 comprises a stator outer barrel 11, stator blades 12 and a rectifier 13, the stator outer barrel 11 is of a cylindrical structure, water flows pass through the stator outer barrel 11, the stator blades 12 are fixed on the periphery of the rectifier 13, the stator blades 12 and the rectifier 13 are fixed inside the stator outer barrel 11, the flow guide directions of the rotor blades 10 and the stator blades 12 are opposite, the water flows passing through the paddle rotor 9 can be driven by the rotor blades 10 to generate certain axial rotation, the stator blades 12 give reverse rotation force to the water flows to enable the water flows to flow out radially, and the rectifier 13 is of a hemispherical structure with a convex tip and is used for enabling the water flows to flow out in a concentrated mode.
Go up into water course 1 and lower water course 6 and fix on motor support middle section 2, fairing 7 is fixed in motor support middle section 2, goes up into water course 1 and lower water course 6 reciprocal anchorage and can form a passageway, and rivers lead to flow into helping hand culvert in this, through fairing 7 water conservancy diversion, make rivers concentrate through paddle rotor 8.
The water outlet stator 3 is fixed in the middle section 2 of the motor support, the water outlet closing-in 4 is fixedly connected with the middle section 2 of the motor support and the water outlet straight port 5, water flow rectified by the water outlet stator 3 is collected through the water outlet closing-in 4, and finally is discharged from the water outlet straight port 5.
Examples 2 to 5: a power duct for an underwater booster selects a pitch at a rotor blade position of 0.7R (R is the radius of the rotor blade), the disc surface ratio of the rotor blade 10 is a, namely the ratio of the sum of the unfolded areas of all blades to the disc area is a, the pitch angle of the rotor blade 10 is b, namely the inclination degree of the rotor blade at the pitch position of 0.7R, the closing-in compression ratio of a water outlet closing-in 4 is c, namely the ratio of the channel area before closing-in of the water outlet closing-in 4 to the channel area after closing-in.
Now, under the condition that the throttle of the motor 8 is selected to be maximum, the pitch at 0.7R (R is the radius of the rotor blade) of the rotor blade is selected, namely the pitch of the rotor blade is 148mm, when the blade angle of the stator blade is selected to be 8.6 degrees, a is selected to be 0.72, 0.85, 0.92 and 1.05, b is selected to be 37, 38.6, 43.8 and 45.2, c is selected to be 1.12, 1.25, 1.41 and 1.67, a pressure sensor is matched with a right-angle force measuring structure, the maximum forward thrust F is obtained by computer sampling calculation, the full load current is d, the propulsion efficiency of the power duct tested under the condition of 24v is mu, and mu is F/(24 x d), and the following steps are taken to obtain table 1:
| example 2 | Example 3 | Example 4 | Example 5 | |
| a | 0.92 | 0.85 | 0.72 | 1.05 |
| b(°) | 38.6 | 43.8 | 45.2 | 37 |
| c | 1.12 | 1.67 | 1.41 | 1.25 |
| F(kg24v) | 8.5 | 8 | 7.9 | 8.9 |
| d(A) | 25 | 22 | 21 | 21 |
| μ(g/w) | 14.16 | 15.15 | 15.67 | 16.86 |
TABLE 1
As can be seen from Table 1, the larger the disk surface ratio a of the rotor blade (10), the larger the maximum forward thrust F, and the larger the thrust efficiency μ; the larger the pitch angle b of the rotor blade (10), the smaller the maximum forward thrust F, and the smaller the thrust efficiency μ; when the closing compression ratio c of the water outlet closing-in (4) is 1.25, the maximum forward thrust F is 8.9kg, and the thrust efficiency mu of the power duct is 16.86(g/w), which reaches the maximum value.
When a is selected to be 0.72, 0.85, 0.92 and 1.05, b is selected to be 37, 38.6, 43.8 and 45.2 and c is selected to be 1.12, 1.25, 1.41 and 1.67, the maximum forward thrust F is larger than 7.9kg, and the power duct can realize stable propulsion.
In summary, the best embodiment is the embodiment 5 of the power duct for the underwater booster, that is, when the disc surface ratio a of the rotor blade 10 is 1.05, the pitch angle b of the rotor blade 10 is 37, and the closing-in compression ratio c of the water outlet closing-in 4 is 1.25, the propelling effect of the power duct is the best, and the propelling stability is the highest.
The utility model discloses a theory of operation is: go into water course 1 and lower income water course 6 reciprocal anchorage and can form a passageway, rivers advance in the helping hand duct from this logical water conservancy diversion, through 7 water conservancy diversion of fairing cap, make rivers concentrate through paddle rotor 9, motor 8 drives paddle rotor 9 and rotates, paddle rotor 9 drives rotor blade 10 and rotates, rotor blade 10 stirs rivers when rotating, make rivers radially accelerate, rivers produce certain axial motion simultaneously, stator blade 12 that sets up on the delivery port stator 3 gives a reverse rotation's of rivers strength, make rivers radially flow out, rectifier 13 water conservancy diversion, make rivers concentrate the outflow, rivers after 3 commutations of delivery port stator are through 4 mass flows of the binding off of play water again, at last from straight mouthful 5 discharges of play water.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a power duct for booster under water, includes motor support middle section (2), its characterized in that: a paddle rotor (9) is arranged in the middle section (2) of the motor support, a motor (8) is arranged in the paddle rotor (9), a rectifying cap (7) is arranged at one end of the motor (8), an upper water inlet channel (1) is arranged at the other end of the rectifying cap (7), a lower water inlet channel (6) is arranged at the lower end of the upper water inlet channel (1), a water outlet stator (3) is arranged at the other end of the motor (8), a water outlet closing-in port (4) is arranged at the other end of the water outlet stator (3), a water outlet straight port (5) is arranged at the other end of the water outlet closing-in port (4), and rotor blades (10) are arranged around the;
the rotor blade (10) is characterized in that the disc surface ratio of the rotor blade (10) is a, the range of a is 0.72-1.05, the pitch angle of the rotor blade (10) is b, the range of b is 37-45.2 degrees, the closing-in compression ratio of the water outlet closing-in (4) is c, and the range of c is 1.12-1.67.
2. The power duct for a subsea booster of claim 1, wherein: the motor (8) is an open immersion type water-cooling motor, the motor (8) is fixed in the middle section (2) of the motor support, and the output ends of the paddle rotor (9) and the motor (8) are connected.
3. The power duct for a subsea booster of claim 1, wherein: the water outlet stator (3) comprises a stator outer barrel (11), stator blades (12) and a rectifier (13), the stator blades (12) are fixed to the periphery of the rectifier (13), the stator blades (12) and the rectifier (13) are fixed to the inside of the stator outer barrel (11), and the flow guide directions of the rotor blades (10) and the stator blades (12) are opposite.
4. The power duct for a subsea booster of claim 1, wherein: the upper water inlet channel (1) and the lower water inlet channel (6) are fixed on the middle section (2) of the motor support, and the rectifying cap (7) is fixed in the middle section (2) of the motor support.
5. The power duct for a subsea booster of claim 1, wherein: the water outlet stator (3) is fixed in the middle section (2) of the motor support, and the water outlet closing-in (4) is fixedly connected with the middle section (2) of the motor support and the water outlet straight port (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020251571.3U CN211918966U (en) | 2020-03-04 | 2020-03-04 | Power duct for underwater booster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020251571.3U CN211918966U (en) | 2020-03-04 | 2020-03-04 | Power duct for underwater booster |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211918966U true CN211918966U (en) | 2020-11-13 |
Family
ID=73346229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020251571.3U Active CN211918966U (en) | 2020-03-04 | 2020-03-04 | Power duct for underwater booster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211918966U (en) |
-
2020
- 2020-03-04 CN CN202020251571.3U patent/CN211918966U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240506 Address after: 213002 No.23 Huashan Middle Road, Xinbei District, Changzhou City, Jiangsu Province Patentee after: Ocean Intelligence (Jiangsu) Technology Industry Co.,Ltd. Country or region after: China Address before: Room 301A, Building 19, No. 498 Guoshoujing Road, Pudong New Area, Shanghai, March 2012 Patentee before: SHANGHAI XUNYANG INTELLIGENT TECHNOLOGY Co.,Ltd. Country or region before: China |
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| TR01 | Transfer of patent right |