CN114923666A - Outer loop transmission type circulating water tunnel - Google Patents
Outer loop transmission type circulating water tunnel Download PDFInfo
- Publication number
- CN114923666A CN114923666A CN202210669470.1A CN202210669470A CN114923666A CN 114923666 A CN114923666 A CN 114923666A CN 202210669470 A CN202210669470 A CN 202210669470A CN 114923666 A CN114923666 A CN 114923666A
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- outer ring
- transmission
- circulating water
- section
- water tunnel
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 86
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 238000002474 experimental method Methods 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Abstract
An outer ring transmission type circulating water tunnel comprises an outlet section, an experiment section, a backflow section and a transmission section; the outlet section, the experiment section, the backflow section and the transmission section are sequentially connected end to form a pipeline main body of the circulating water tunnel; the transmission section comprises a transmission outer wall, a separated outer ring motor and blades; the separated outer ring motor is annularly arranged on the transmission outer wall, and the blades are arranged on the inner side of the separated outer ring motor; one end of the transmission outer wall is connected with the outlet section, and the other end of the transmission outer wall is connected with the backflow section. The outer ring transmission type circulating water tunnel designed by the invention utilizes the separated outer ring motor for transmission, so that the dynamic sealing part is cut, the leakage risk of the dynamic sealing part is avoided, the use of a high-load transmission shaft is reduced, the manufacturing cost is reduced, and the reliability of equipment is improved.
Description
Technical Field
The invention belongs to the technical field of water tunnel experiment equipment, and particularly relates to an outer ring transmission type circulating water tunnel.
Background
The water tunnel is an important experimental facility and is widely applied to various researches. The water tunnel is divided into a gravity type water tunnel and a circulating water tunnel, wherein the circulating water tunnel can provide water flow with higher flow speed. However, the water pump of the power device of the water tunnel needs to be driven by a shaft which goes deep into a pipeline, so that not only are dynamic sealing parts increased, but also the leakage risk is increased, and the whole manufacturing cost is increased.
Disclosure of Invention
The invention aims to provide an outer ring transmission type circulating water tunnel to solve the problems that a power device water pump of the existing water tunnel needs to be driven by a shaft which goes deep into a pipeline, so that a dynamic sealing part is increased, the leakage risk is increased, and the integral manufacturing cost is increased.
In order to realize the purpose, the invention adopts the following technical scheme:
an outer ring transmission type circulating water tunnel comprises an outlet section, an experiment section, a backflow section and a transmission section; the outlet section, the experimental section, the backflow section and the transmission section are sequentially connected end to form a pipeline main body of the circulating water tunnel;
the transmission section comprises a transmission outer wall, a separated outer ring motor and blades; the separated outer ring motor is annularly arranged on the transmission outer wall, and the blades are arranged on the inner side of the separated outer ring motor; one end of the transmission outer wall is connected with the outlet section, and the other end of the transmission outer wall is connected with the backflow section.
Furthermore, the separated outer ring motor comprises a separated outer ring motor outer shell, a separated outer ring motor control device, a coil, a permanent magnet and an outer ring bearing; the outer shell of the separated outer ring motor is arranged on the transmission outer wall, the separated outer ring motor control device and the coil are arranged in the outer shell of the separated outer ring motor, and the coil is connected with the separated outer ring motor control device; the outer ring of the outer ring bearing is arranged on the transmission outer wall, the permanent magnet is arranged on the inner ring of the outer ring bearing, and the blades are arranged on the inner ring of the outer ring bearing.
Furthermore, the permanent magnet is a radial magnetizing permanent magnet, and the magnetic poles of the adjacent permanent magnets are opposite.
Furthermore, the height of an inner ring cylinder of the outer ring bearing is larger than that of an outer ring cylinder of the outer ring bearing, an outer ring of the outer ring bearing is arranged on the inner side of the transmission outer wall, and the permanent magnet is arranged on the inner ring of the outer ring bearing.
Furthermore, both ends of the transmission outer wall are connected with the outlet section and the backflow section through the flange plates.
Furthermore, the main pipeline body of the circulating water tunnel is rectangular, and flow guide devices are arranged at corners of the rectangle.
Furthermore, the guiding device is a plurality of arc-shaped guiding plates arranged side by side.
Furthermore, the pipeline main body of the circulating water hole is erected on the supporting device.
Compared with the prior art, the invention has the following technical effects:
the invention adopts an original separated outer ring motor. The separated outer ring motor is arranged on the transmission outer wall of the circulating water flow. The external structure of the separated outer ring motor consists of a separated outer ring motor control device, a coil and a separated outer ring motor external shell. Wherein the coil and the separated outer ring motor control device are arranged inside the outer shell of the separated outer ring motor. Wherein the coil is installed in a central symmetry mode. The internal structure of the split outer ring motor consists of a permanent magnet and an outer ring bearing. The internal structure of the separated outer ring motor is arranged in the pipeline of the transmission outer wall. The permanent magnet is arranged on the inner ring of the outer ring bearing. The permanent magnet is installed in a central symmetry mode. The magnetic poles generated by the coils are changed through the separated outer ring motor control device, so that the permanent magnets and the inner ring of the outer ring bearing are driven to rotate. Meanwhile, a plurality of blades are connected with the inner ring of the outer ring motor, and the rotation of the blades enables circulating water flow to be generated inside the circulating water tunnel.
The transmission outer wall is made of non-magnetic-isolation non-metallic materials to ensure the strength of magnetic coupling.
The outer ring transmission type circulating water tunnel designed by the invention utilizes the separated outer ring motor for transmission, thereby not only cutting a dynamic sealing part and putting an end to the leakage risk of the dynamic sealing part, but also reducing the use of a high-load transmission shaft, reducing the manufacturing cost and increasing the reliability of equipment.
Drawings
FIG. 1 is an axonometric view of an outer ring transmission type circulating water hole
FIG. 2 is a front view of an outer ring transmission type circulating water tunnel
FIG. 3 is a top view of an outer ring transmission type circulating water tunnel
FIG. 4 is a perspective view of an outer ring transmission type circulating water tunnel
FIG. 5 is a perspective front view of an outer ring transmission type circulating water tunnel
FIG. 6 is a perspective top view of an outer ring transmission type circulating water tunnel
FIG. 7 is an isometric view of an outer ring drive type circulating water tunnel power plant
FIG. 8 perspective isometric view of an outer ring drive type circulating water tunnel power plant
FIG. 9 is a front view of an outer ring transmission type circulating water tunnel power device
FIG. 10 is a perspective front view of an outer ring transmission type circulating water tunnel power device
FIG. 11 is a side view of an outer ring transmission type circulating water tunnel power device
FIG. 12 is a perspective side view of an outer ring drive type circulating water tunnel power plant
FIG. 13 is a perspective front view of the split outer ring motor 6
FIG. 14 is a plan view showing an internal structure of the split type outer ring motor 6
FIG. 15 is a schematic view of the operation principle of the split type outer ring motor 6
Wherein:
the device comprises an outlet section 1, an experiment section 2, a backflow section 3, a transmission outer wall 4, a flange plate 5, a separated outer ring motor 6, a flow guide device 7, blades 8, a supporting device 9, a separated outer ring motor outer shell 61, a separated outer ring motor control device 62, a coil 63, a permanent magnet 64 and an outer ring bearing 65.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
referring to fig. 1 to 15, an outer ring transmission type circulating water tunnel includes an outlet section 1, an experiment section 2, a backflow section 3, and a transmission section; the outlet section 1, the experiment section 2, the backflow section 3 and the transmission section are sequentially connected end to form a pipeline main body of the circulating water tunnel;
the transmission section comprises a transmission outer wall 4, a separated outer ring motor 6 and blades 8; the separated outer ring motor 6 is annularly arranged on the transmission outer wall 4, and the blades 8 are arranged on the inner side of the separated outer ring motor 6; one end of the transmission outer wall 4 is connected with the outlet section 1, and the other end is connected with the backflow section 3.
The invention adopts an original separated outer ring motor. The separated outer ring motor is arranged on the transmission outer wall of the circulating water flow. The external structure of the separated outer ring motor consists of a separated outer ring motor control device, a coil and a separated outer ring motor external shell. Wherein the coil and the separated outer ring motor control device are arranged in the outer shell of the separated outer ring motor. Wherein the coil is installed in a central symmetry manner. The internal structure of the separated outer ring motor consists of a permanent magnet and an outer ring bearing. The internal structure of the separated outer ring motor is arranged in the pipeline of the transmission outer wall. The permanent magnet is arranged on the inner ring of the outer ring bearing. The permanent magnet is installed in a central symmetry mode. The separated outer ring motor control device changes the coil to generate magnetic poles, so that the permanent magnet and the inner ring of the outer ring bearing are driven to rotate. Meanwhile, a plurality of blades are connected with the inner ring of the outer ring motor, and the rotation of the blades enables the inside of the circulating water tunnel to generate circulating water flow.
The invention consists of an outlet section 1, an experimental section 2, a backflow section 3, a transmission outer wall 4, a flange plate 5, a separated outer ring motor 6, a flow guide device 7, blades 8 and a supporting device 9.
Fig. 1, 2 and 3 are perspective, front and top views, respectively, of an outer ring transmission type circulating water tunnel. The outlet section 1, the experiment section 2, the backflow section 3 and the transmission outer wall 4 are sequentially connected to form a pipeline main body of the circulating water tunnel. Wherein the transmission outer wall 4 is made of a non-magnetic material to avoid lowering the magnetic transmission efficiency. The transmission outer wall 4 is respectively connected with the outlet section 1 and the return section 3 through a flange 5. The circulating water tunnel pipeline body composed of an outlet section 1, an experiment section 2, a backflow section 3 and a transmission outer wall 4 is arranged on a supporting device 9. The inner structure and the outer structure of the separated outer ring motor 6 are respectively arranged inside and outside the transmission outer wall 4.
Fig. 4, 5 and 6 are perspective isometric views, a front perspective view and a top perspective view, respectively, of an outer ring transmission type circulating water tunnel. The flow guiding device 7 is composed of arc plates with different radiuses, and the arc plates with different radiuses are concentrically arranged. The pipeline body of the outer ring transmission type circulating water tunnel is internally provided with four diversion devices 7. The guiding device 7 is arranged at the corner of the pipeline main body of the circulating water tunnel and plays a role in improving the quality of fluid.
Fig. 7 and 8 are isometric and perspective views of an outer ring drive type circulating water tunnel power plant. Fig. 9 and 10 are front and perspective views of an axonometric power plant of an outer ring transmission type circulating water tunnel power plant. Fig. 11 and 12 are side and perspective side views of an axonometric power plant of an outer ring transmission type circulation water tunnel. The flange plates 5 are arranged at the front end and the rear end of the transmission outer wall 4. The separated outer ring motor 6 is divided into an inner structure and an outer structure, which are respectively arranged inside and outside the transmission outer wall 4, and the inner structure and the outer structure of the separated outer ring motor 6 are both arranged on the same horizontal plane. The internal structure of the split outer ring motor 6 is connected with the blades 8.
Fig. 13 is a perspective front view of the split outer ring motor 6. The split outer ring motor 6 is composed of a split outer ring motor outer shell 61, a split outer ring motor control device 62, a coil 63, a permanent magnet 64 and an outer ring bearing 65. The outer shell 61 of the split outer ring motor, the split outer ring motor control device 62 and the coil 63 form the outer structure of the split outer ring motor 6. The split outer ring motor control device 62 and the coil 63 are mounted in the split outer ring motor outer housing 61. The split outer ring motor control 62 controls the coil 63 to generate a changing magnetic field. The coil 63, the permanent magnet 64 and the outer ring bearing 65 constitute an internal structure of the split outer ring motor 6. The outer ring of the outer ring bearing 65 is mounted to the transmission outer wall 4. The permanent magnet 64 is mounted to the inner race of the outer race bearing 65. The blades 8 are mounted to the inner race of the outer race bearing 65. Under the changing magnetic field generated by the coil 63, the permanent magnet 64 rotates to drive the inner ring of the outer ring bearing 65 and the blades 8 to rotate, so that circulating water flow is generated.
Fig. 14 is a plan view of the internal structure of the split outer ring motor 6. The height of the inner ring cylinder of the outer ring bearing 65 is slightly greater than the outer ring cylinder of the outer ring bearing 65. The outer race of the outer race bearing 65 is mounted inside the transmission outer wall 4. The permanent magnet 64 is mounted inside the outer ring bearing 65.
Fig. 15 is a schematic view of the operation principle of the split outer ring motor 6. The permanent magnets 64 are radial magnetizing permanent magnets, the magnetic poles of the adjacent permanent magnets 64 are opposite, and the permanent magnets rotate clockwise under the changing magnetic field generated by the coil 63, so that the blades 8 are driven to rotate clockwise, and circulating water flow is generated.
Claims (8)
1. An outer ring transmission type circulating water tunnel is characterized by comprising an outlet section (1), an experiment section (2), a backflow section (3) and a transmission section; the outlet section (1), the experiment section (2), the backflow section (3) and the transmission section are sequentially connected end to form a pipeline main body of the circulating water tunnel;
the transmission section comprises a transmission outer wall (4), a separated outer ring motor (6) and blades (8); the separated outer ring motor (6) is annularly arranged on the transmission outer wall (4), and the blades (8) are arranged on the inner side of the separated outer ring motor (6); one end of the transmission outer wall (4) is connected with the outlet section (1), and the other end is connected with the backflow section (3).
2. An outer ring transmission type circulating water tunnel according to claim 1, characterized in that the split outer ring motor (6) comprises a split outer ring motor outer shell (61), a split outer ring motor control device (62), a coil (63), a permanent magnet (64) and an outer ring bearing (65); the outer shell (61) of the separated outer ring motor is arranged on the transmission outer wall (4), the separated outer ring motor control device (62) and the coil (63) are arranged in the outer shell (61) of the separated outer ring motor, and the coil (63) is connected with the separated outer ring motor control device (62); the outer ring of the outer ring bearing (65) is arranged on the transmission outer wall (4), the permanent magnet (64) is arranged on the inner ring of the outer ring bearing (65), and the blades (8) are arranged on the inner ring of the outer ring bearing (65).
3. An outer ring transmission type circulating water tunnel according to claim 2, characterized in that the permanent magnets (64) are radially magnetized permanent magnets, and the magnetic poles of adjacent permanent magnets (64) are opposite.
4. An outer ring transmission type circulating water tunnel according to claim 2, wherein the height of the inner ring cylinder of the outer ring bearing (65) is larger than that of the outer ring cylinder of the outer ring bearing (65), the outer ring of the outer ring bearing (65) is installed on the inner side of the transmission outer wall (4), and the permanent magnet (64) is installed on the inner ring of the outer ring bearing (65).
5. An outer ring transmission type circulating water tunnel according to claim 1, characterized in that both ends of the transmission outer wall (4) are connected with the outlet section (1) and the return section (3) through the flange (5).
6. An outer ring transmission type circulating water tunnel according to claim 1, characterized in that the pipeline body of the circulating water tunnel is rectangular, and the corners of the rectangle are provided with flow guide devices (7).
7. An outer ring transmission type circulating water tunnel according to claim 8, characterized in that the flow guide means (7) is a plurality of arc-shaped flow guide plates arranged side by side.
8. An outer ring transmission type circulating water tunnel according to claim 1, characterized in that the pipe body of the circulating water tunnel is erected on supporting means (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210669470.1A CN114923666A (en) | 2022-06-14 | 2022-06-14 | Outer loop transmission type circulating water tunnel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210669470.1A CN114923666A (en) | 2022-06-14 | 2022-06-14 | Outer loop transmission type circulating water tunnel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114923666A true CN114923666A (en) | 2022-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210669470.1A Pending CN114923666A (en) | 2022-06-14 | 2022-06-14 | Outer loop transmission type circulating water tunnel |
Country Status (1)
| Country | Link |
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| CN (1) | CN114923666A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101534031A (en) * | 2008-03-14 | 2009-09-16 | 刘新广 | Suspended impeller-type direct current (DC) motor |
| CN101603542A (en) * | 2008-06-13 | 2009-12-16 | 刘新广 | Axial-flow pump machine with suspended propeller |
| JP2016188591A (en) * | 2015-03-30 | 2016-11-04 | Ntn株式会社 | Centrifugal pump device |
| CN107167295A (en) * | 2017-04-20 | 2017-09-15 | 南京理工大学 | Vertical bearing temperature is adjustable experiment water hole |
| CN210834086U (en) * | 2019-09-12 | 2020-06-23 | 百林机电科技（苏州）有限公司 | Horizontal water tunnel device |
| CN112193391A (en) * | 2020-09-20 | 2021-01-08 | 朱幕松 | Low-noise submarine electric propeller |
| CN112663554A (en) * | 2020-12-22 | 2021-04-16 | 中国海洋大学 | Detachable drainage hole protective structure |
| CN114061901A (en) * | 2021-11-18 | 2022-02-18 | 西安热工研究院有限公司 | High-pressure water tunnel test device and test method thereof |
-
2022
- 2022-06-14 CN CN202210669470.1A patent/CN114923666A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101534031A (en) * | 2008-03-14 | 2009-09-16 | 刘新广 | Suspended impeller-type direct current (DC) motor |
| CN101603542A (en) * | 2008-06-13 | 2009-12-16 | 刘新广 | Axial-flow pump machine with suspended propeller |
| JP2016188591A (en) * | 2015-03-30 | 2016-11-04 | Ntn株式会社 | Centrifugal pump device |
| CN107167295A (en) * | 2017-04-20 | 2017-09-15 | 南京理工大学 | Vertical bearing temperature is adjustable experiment water hole |
| CN210834086U (en) * | 2019-09-12 | 2020-06-23 | 百林机电科技（苏州）有限公司 | Horizontal water tunnel device |
| CN112193391A (en) * | 2020-09-20 | 2021-01-08 | 朱幕松 | Low-noise submarine electric propeller |
| CN112663554A (en) * | 2020-12-22 | 2021-04-16 | 中国海洋大学 | Detachable drainage hole protective structure |
| CN114061901A (en) * | 2021-11-18 | 2022-02-18 | 西安热工研究院有限公司 | High-pressure water tunnel test device and test method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 张岩 等: "小型高速水洞实验段形状对流场影响的数值模拟", 《润滑与密封》 * |
| 张岩 等: "小型高速水洞实验段形状对流场影响的数值模拟", 《润滑与密封》, no. 06, 30 June 2012 (2012-06-30), pages 15 - 20 * |
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Application publication date: 20220819 |