CN214221391U - Submerged through-flow type hydraulic generator with rear bulb - Google Patents
Submerged through-flow type hydraulic generator with rear bulb Download PDFInfo
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- CN214221391U CN214221391U CN202022541293.8U CN202022541293U CN214221391U CN 214221391 U CN214221391 U CN 214221391U CN 202022541293 U CN202022541293 U CN 202022541293U CN 214221391 U CN214221391 U CN 214221391U
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- water inlet
- inlet electrode
- guide vane
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- 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
The utility model relates to a rearmounted bulb dive through-flow hydraulic generator, including overflowing a section of thick bamboo and being located the generator body that overflows a section of thick bamboo, the one end that overflows a section of thick bamboo even has the generator guide vane body, overflows an outer port with the generator guide vane body and is connected, and the one end of generator body is fixed on the generator guide vane body. The utility model discloses rivers directly flow through the shell of generator body, and the high heat that produces when can making generator body work operation is dispelled fast, and then makes generator body reach the good purpose of radiating effect, avoids the operation of high temperature influence generator body as far as possible, has improved the generating efficiency and the life of hydraulic generator body. The water inlet electrode of the junction box, the water inlet electrode in the oil chamber and the water inlet electrode in the motor chamber are connected with the comprehensive protector and used for monitoring whether water enters the generator body or not, and the temperature measuring element is connected with the comprehensive protector and used for detecting the temperature of the generator body, so that the working state of the generator body is judged according to collected data.
Description
Technical Field
The utility model relates to a hydraulic generator technical field especially relates to a rear bulb dive through-flow hydraulic generator.
Background
In hydraulic generator technical field, current hydraulic generator produces a large amount of heats at the during operation easily, makes hydraulic generator temperature rise, and high temperature influences the operation of hydraulic generator body, makes the generating efficiency reduce, shortens hydraulic generator's life. Current hydraulic generator does not generally advance water monitoring and temperature detection to hydraulic generator's operating condition can't be prejudged, in addition, current hydraulic generator general structure is complicated, and the reliability is poor, inconvenient maintenance.
Disclosure of Invention
The utility model aims to solve the defects of the prior art and provides a rear bulb diving through-flow type hydraulic generator.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a rear bulb diving through-flow type hydraulic generator comprises a flow passage barrel and a generator body positioned in the flow passage barrel, wherein a flow passage gap is reserved between the generator body and the flow passage barrel, one end of the flow passage barrel is connected with a generator guide vane body, the flow passage barrel is connected with an outer port of the generator guide vane body, and one end of the generator body is fixed on the generator guide vane body;
the generator body comprises a shell and a mandrel positioned at the axis of the shell, wherein two ends of the shell are both connected with end covers, the other end of one end cover of the two end covers is connected with a flow guide cap, the other end of the other end cover is connected with an inner port of a generator guide vane body, the two end covers are both rotatably connected with the mandrel, a stator is installed on the inner wall of the middle part of the shell, a rotor matched with the stator is installed on the mandrel, and one end, away from the flow guide cap, of the mandrel is connected with a runner blade;
a junction box used for connecting the stator with an external cable is arranged in the diversion cap, the junction box is fixedly connected with an end cover close to the diversion cap, a junction box water inlet electrode is arranged in the junction box, a motor cavity water inlet electrode is arranged on the end cover far away from the diversion cap, an oil cavity water inlet electrode is arranged in the generator guide vane body, the junction box water inlet electrode, the oil cavity water inlet electrode and the motor cavity water inlet electrode are all used for monitoring whether water enters the generator body or not,
a temperature measuring element for measuring temperature is arranged in the generator body, and the temperature measuring element is electrically connected with a comprehensive protector;
the water inlet electrode of the junction box, the water inlet electrode in the oil chamber and the water inlet electrode in the motor chamber are electrically connected with the comprehensive protector.
The two end covers are rotatably connected with the mandrel through bearings.
The temperature measuring element comprises a winding temperature measuring element for measuring the temperature of the winding and a bearing temperature sensor for measuring the temperature of the bearing, and the bearing temperature sensor and the winding temperature measuring element are electrically connected with the comprehensive protector.
One end of the mandrel is provided with a speed measuring device for measuring the rotating speed.
The speed measuring device comprises a Hall sensor and a digital display connected with the Hall sensor through a lead, the Hall sensor is positioned in the junction box, and the Hall sensor is fixed on the end cover.
The bottom of the overflowing cylinder is provided with a drain pipe.
One side of the overflowing cylinder is connected with an overflowing cylinder flange, one side of the generator guide vane body, which faces the overflowing cylinder, is connected with a generator guide vane body flange, and the generator guide vane body flange and the overflowing cylinder flange are fixed together through a plurality of bolts, a plurality of elastic cushions and a plurality of nuts.
A plurality of support rods are uniformly distributed on the middle circumference of the overflowing cylinder, and one end of each support rod penetrates through the overflowing cylinder and then abuts against the shell.
The number of the supporting rods is 3, and the supporting rods are in threaded connection with the side wall of the overflowing cylinder.
And a cable protection component for protecting the cable is arranged on the diversion cap.
The utility model has the advantages that: the utility model discloses rivers directly flow through the shell of generator body, and the high heat that produces when can making generator body work operation is dispelled fast, and then makes generator body reach the good purpose of radiating effect, avoids the operation of high temperature influence generator body as far as possible, has improved the generating efficiency and the life of hydraulic generator body. The water inlet electrode of the junction box, the water inlet electrode in the oil chamber and the water inlet electrode in the motor chamber are connected with the comprehensive protector and used for monitoring whether water enters the generator body or not, and the temperature measuring element is connected with the comprehensive protector and used for detecting the temperature of the generator body, so that the working state of the generator body is judged according to collected data. Furthermore, the utility model discloses simple structure, the good reliability, the maintenance is maintained to the convenience.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a circuit connection diagram of the integrated protector, the temperature measuring element, the junction box water inlet electrode, the water inlet electrode in the oil chamber and the water inlet electrode in the motor chamber;
FIG. 3 is a diagram of the circuit connection of the velocity measurement device;
in the figure: 1-a flow-through cylinder; 2-a generator body; 21-a housing; 22-a deflector cap; 23-a mandrel; 24-a stator; 25-a rotor; 26-runner blades; 27-an end cap; 28-a junction box; 3-a generator guide vane body; 4-junction box water inlet electrode; 5-water inlet electrode in oil chamber; 6-water inlet electrodes in the motor cavity; 7-a speed measuring device; 71-a hall sensor; 72-a digital display; 8-a temperature measuring element; 81-winding temperature measuring element; 82-bearing temperature sensor; 9-a comprehensive protector; 10-a drain pipe; 11-a flow-through barrel flange; 12-a generator guide vane body flange; 13-a support bar; 14-a cable protection component;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
as shown in fig. 1 to 3, a rear bulb diving through-flow type hydraulic generator comprises a flow passage barrel 1 and a generator body 2 positioned in the flow passage barrel 1, wherein the generator body 2 comprises a shell 21 and a mandrel 23 positioned at the axis of the shell 21, two ends of the shell 21 are both connected with end covers 27, the other end of one end cover 27 of the two end covers 27 is connected with a flow guide cap 22, the other end of the other end cover 27 is connected with an inner port of a generator guide vane body 3, the two end covers 27 are both rotatably connected with the mandrel 23, a stator 24 is installed on the inner wall of the middle part of the shell 21, a rotor 25 matched with the stator 24 is installed on the mandrel 23, and one end of the mandrel 23, which is far away from the flow guide cap 22, is connected with a runner vane 26;
the runner blades 26 are semi-adjustable blades, can adapt to the adjustment of the mounting angle of the blades of the water turbine when the water head changes, can output electric energy at the highest efficiency, are convenient to control and have strong overload capacity.
An overflowing gap is reserved between the generator body 2 and the overflowing cylinder 1, water flow directly flows through the shell 21 of the generator body 2, the generator body 2 is fully cooled, the heat dissipation condition is good, the running reliability of the generator body 2 is effectively improved, one end of the overflowing cylinder 1 is connected with a generator guide vane body 3, the overflowing cylinder 1 is connected with an outer port of the generator guide vane body 3, and one end of the generator body 2 is fixed on the generator guide vane body 3;
a junction box 28 used for connecting the stator 24 with an external cable is arranged in the diversion cap 22, the junction box 28 is fixedly connected with an end cover 27 close to the diversion cap 22, a junction box water inlet electrode 4 is arranged in the junction box 28, a motor cavity water inlet electrode 6 is arranged on the end cover 27 far away from the diversion cap 22, an oil cavity water inlet electrode 5 is arranged in the generator guide vane body 3, the junction box water inlet electrode 4, the oil cavity water inlet electrode 5 and the motor cavity water inlet electrode 6 are all used for monitoring whether water enters the generator body 2 or not,
a temperature measuring element 8 for measuring temperature is arranged in the generator body 2, and the temperature measuring element 8 is electrically connected with a comprehensive protector 9;
the comprehensive protector 9 is a GQ100 intelligent controller and is mainly used for monitoring the overtemperature and water inflow which may occur due to faults in the running process of the submersible electric pump so as to ensure the normal running of the equipment.
The junction box water inlet electrode 4, the water inlet electrode 5 in the oil chamber and the water inlet electrode 6 in the motor chamber are electrically connected with the comprehensive protector 9.
Both end caps 27 are rotatably connected to the spindle 23 by bearings.
The temperature measuring element 8 comprises a winding temperature measuring element 81 for measuring the winding temperature and a bearing temperature sensor 82 for measuring the bearing temperature, and the bearing temperature sensor 82 and the winding temperature measuring element 81 are both electrically connected with the comprehensive protector 9.
The setting of terminal box water inlet electrode 4, the interior water inlet electrode 5 of grease chamber, motor intracavity water inlet electrode 6 and temperature measurement element 8 for the temperature of intaking and winding and bearing in the monitoring generator body 2 has effectively prevented early trouble from taking place, does the utility model discloses reliable operation provides the powerful guarantee.
Dabber 23 one end is equipped with speed sensor 7 that is used for measuring the rotational speed, is used for surveing the utility model discloses a rotational speed.
The speed measuring device 7 comprises a hall sensor 71 and a digital display 72 connected with the hall sensor 71 through a lead, the hall sensor 71 is positioned in the junction box 28, and the hall sensor 71 is fixed on the end cover 27.
The bottom of overflowing section of thick bamboo 1 is equipped with drain pipe 10, can be located when drain pipe 10 easy access the utility model discloses inside log raft is clean.
One side of the overflowing cylinder 1 is connected with an overflowing cylinder flange 11, one side of the generator guide vane body 3, which faces the overflowing cylinder 1, is connected with a generator guide vane body flange 12, and the generator guide vane body flange 12 and the overflowing cylinder flange 11 are fixed together through a plurality of bolts, a plurality of elastic cushions and a plurality of nuts.
A plurality of support rods 13 are uniformly distributed on the middle circumference of the overflowing cylinder 1, and one end of each support rod 13 penetrates through the overflowing cylinder 1 and then abuts against the shell 21. The number of the support rods 13 is 3, the support rods are in threaded connection with the side wall of the overflowing cylinder 1, and the top ends of the support rods 13 are supported on the shell 21 to increase the overall rigidity of the unit.
The cable protection assembly 14 for protecting the cable is arranged on the diversion cap 22, so that the cable is guaranteed not to be directly washed by water flow in the operation process, and the service life of the cable is greatly prolonged.
The utility model discloses the during operation, the casing 21 that rivers directly flow through the generator strikes runner blade 26 and makes it rotate, and runner blade 26 drives the dabber 23 and then rotate of generator body 2, and rotor 25 follows rotatoryly, and under the effect of electromagnetic field behind the parallelly connected basic electric capacity, armature winding (stator 24 promptly) produces electromotive force, voltage and electric current, converts the mechanical energy of water conservancy motion into the electric energy of following armature winding output. The utility model discloses rivers directly flow through the shell 21 of generator body 2, and the high heat that produces when can making the operation of generator body 2 dispels fast, and then makes generator body 2 reach the good purpose of radiating effect, avoids high temperature to influence the operation of generator body 2 as far as possible, has improved hydraulic generator body 2's generating efficiency and life. The junction box water inlet electrode 4, the water inlet electrode 5 in the oil chamber and the water inlet electrode 6 in the motor chamber are connected with the comprehensive protector 9 and used for monitoring whether water enters the generator body 2 or not, the temperature measuring element 8 is connected with the comprehensive protector 9 and used for detecting the temperature of the generator body 2, and therefore the working state of the generator body 2 is judged according to collected data. Furthermore, the utility model discloses simple structure, the good reliability, the maintenance is maintained to the convenience.
The function table of fig. 2 is as follows:
the water inlet electrode 4 of the junction box is a bakelite plate with high insulation resistance, when no water enters the junction box 28, the junction box is dry in the air, the insulation resistance between two lead wires connected with the bakelite plate is infinite, when the junction box 28 enters water due to leakage, the water inlet electrode 4 of the junction box forms a passage due to moisture, the resistance of the two lead wires is about 33k omega, milliampere current can be formed in a control circuit, namely, the fault state indicates that the junction box 28 enters water.
The water inlet electrode 6 in the motor cavity is a bakelite plate with high insulation resistance, when no water enters the inner cavity of the generator body 2, the water is dry in the air, the insulation resistance between the two lead wires connected with the bakelite plate is infinite, when the generator body 2 enters water due to leakage, the water inlet electrode 6 in the motor cavity forms a passage due to moisture, the resistance of the two lead wires is about 33k omega, milliampere-level current can be formed in a control circuit, namely, the fault state indicates that the water enters the inner cavity of the generator body 2.
The water inlet electrode 5 in the oil chamber is a motor base which is made of a material with high insulation resistance, when no water enters the oil chamber, the insulation resistance between two lead wires connected with the water inlet electrode 5 in the oil chamber is infinite, when the water inlet water content of the oil chamber is larger than 10% due to leakage, the resistance of the two lead wires is about 33k omega, milliampere-level current can be formed in a control circuit, namely, the fault state indicates that the water enters the oil chamber.
The function table of fig. 3 is as follows:
the present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (10)
1. A rear bulb submersible through-flow type hydraulic generator is characterized by comprising a flow passage barrel (1) and a generator body (2) positioned in the flow passage barrel (1), wherein a flow passage gap is reserved between the generator body (2) and the flow passage barrel (1), one end of the flow passage barrel (1) is connected with a generator guide vane body (3), the flow passage barrel (1) is connected with an outer port of the generator guide vane body (3), and one end of the generator body (2) is fixed on the generator guide vane body (3);
the generator body (2) comprises a shell (21) and a mandrel (23) located at the axis of the shell (21), two ends of the shell (21) are respectively connected with an end cover (27), the other end of one end cover (27) of the two end covers (27) is connected with a flow guide cap (22), the other end of the other end cover (27) is connected with an inner port of a generator guide vane body (3), the two end covers (27) are respectively rotatably connected with the mandrel (23), a stator (24) is installed on the inner wall of the middle of the shell (21), a rotor (25) matched with the stator (24) is installed on the mandrel (23), and one end, far away from the flow guide cap (22), of the mandrel (23) is connected with a runner vane (26);
a junction box (28) used for connecting a stator (24) with an external cable is arranged in the guide cap (22), the junction box (28) is fixedly connected with an end cover (27) close to the guide cap (22), a junction box water inlet electrode (4) is arranged in the junction box (28), a motor cavity water inlet electrode (6) is arranged on the end cover (27) far away from the guide cap (22), an oil cavity water inlet electrode (5) is arranged in the generator guide vane body (3), the junction box water inlet electrode (4), the oil cavity water inlet electrode (5) and the motor cavity water inlet electrode (6) are all used for monitoring whether water enters the interior of the generator body (2),
a temperature measuring element (8) for measuring temperature is arranged in the generator body (2), and the temperature measuring element (8) is electrically connected with a comprehensive protector (9);
the water inlet electrode (4) of the junction box, the water inlet electrode (5) in the oil chamber and the water inlet electrode (6) in the motor chamber are electrically connected with the comprehensive protector (9).
2. The submersible tubular hydro-generator with a rear bulb as set forth in claim 1, wherein both end caps (27) are rotatably connected to the spindle (23) by bearings.
3. The submersible tubular hydro-generator with the rear bulb as set forth in claim 2, wherein the temperature measuring element (8) comprises a winding temperature measuring element (81) for measuring the winding temperature and a bearing temperature sensor (82) for measuring the bearing temperature, and both the bearing temperature sensor (82) and the winding temperature measuring element (81) are electrically connected with the integrated protector (9).
4. The submersible tubular hydro-generator with the rear bulb as set forth in claim 1, wherein one end of the spindle (23) is provided with a speed measuring device (7) for measuring the rotating speed.
5. The submersible tubular turbine generator with the rear bulb as recited in claim 4, wherein the speed measuring device (7) comprises a Hall sensor (71) and a digital display (72) connected with the Hall sensor (71) through a lead, the Hall sensor (71) is positioned in the junction box (28), and the Hall sensor (71) is fixed on the end cover (27).
6. The submersible tubular hydro-generator with the rear bulb as set forth in claim 1, wherein the bottom of the flow-through barrel (1) is provided with a drain pipe (10).
7. The submersible through-flow type hydraulic generator with the rear bulb as set forth in claim 1, characterized in that one side of the overflowing barrel (1) is connected with an overflowing barrel flange (11), one side of the generator guide vane body (3) facing the overflowing barrel (1) is connected with a generator guide vane body flange (12), and the generator guide vane body flange (12) and the overflowing barrel flange (11) are fixed together through a plurality of bolts, a plurality of elastic pads and a plurality of nuts.
8. The submersible through-flow type hydraulic generator with the rear bulb as claimed in claim 1, wherein a plurality of support rods (13) are uniformly distributed on the circumference of the middle of the flow passage cylinder (1), and one end of each support rod (13) penetrates through the flow passage cylinder (1) and then abuts against the outer shell (21).
9. The submersible tubular hydro-generator with the rear bulb as set forth in claim 8, wherein the number of the support rods (13) is 3, and the support rods are in threaded connection with the side wall of the flow passage cylinder (1).
10. The submerged tubular turbine generator with the rear bulb as set forth in claim 1, wherein the deflector cap (22) is provided with a cable protection assembly (14) for protecting the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022541293.8U CN214221391U (en) | 2020-11-06 | 2020-11-06 | Submerged through-flow type hydraulic generator with rear bulb |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022541293.8U CN214221391U (en) | 2020-11-06 | 2020-11-06 | Submerged through-flow type hydraulic generator with rear bulb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214221391U true CN214221391U (en) | 2021-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022541293.8U Active CN214221391U (en) | 2020-11-06 | 2020-11-06 | Submerged through-flow type hydraulic generator with rear bulb |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214221391U (en) |
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2020
- 2020-11-06 CN CN202022541293.8U patent/CN214221391U/en active Active
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