CN210405048U - Double-rotor generator - Google Patents
Double-rotor generator Download PDFInfo
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- CN210405048U CN210405048U CN201921778950.1U CN201921778950U CN210405048U CN 210405048 U CN210405048 U CN 210405048U CN 201921778950 U CN201921778950 U CN 201921778950U CN 210405048 U CN210405048 U CN 210405048U
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 8
- 230000009977 dual effect Effects 0.000 claims 3
- 238000010248 power generation Methods 0.000 abstract description 10
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of power generation equipment, in particular to a double-rotor generator, the main structure of which comprises a permanent magnet rotor, a permanent magnet rotor shaft, a permanent magnet rotor bearing, a double-layer bearing, a permanent magnet rotor shaft flange, a winding rotor end cover shaft, a winding rotor shell, a shell end cover bearing, a collecting ring, a carbon brush holder, a carbon brush, a shell end cover, a double-layer bearing shell end cover, a winding rotor shaft flange, a base, a lifting ring, a shell and a fixing bolt; the utility model discloses a birotor generator winding and magnet all rotate to opposite direction as the rotor, have improved the efficiency of sending the generator under the low rotational speed input, have overcome the problem that coaxial duplex bearing processing, the installation degree of difficulty are big among the current design.
Description
The technical field is as follows:
the utility model belongs to the technical field of power generation facility, concretely relates to birotor generator utilizes the counter rotation of winding and the birotor of magnet, improves the generating efficiency.
Background art:
the generator adopts the power generation principle that the action of external mechanical force is utilized to drive the conductor coil to rotate in a magnetic field, and the magnetic induction line is not cut off, so that induced electromotive force is generated, and electric power is output. The conventional power generation equipment generally adopts a fixed stator and a rotor which rotates relative to the stator, the power generation efficiency of the conventional power generation equipment is low when the rotating speed is low, and a double-rotor generator is developed for improving the power generation efficiency of the generator. The windings and the magnet windings of the double-rotor generator rotate in opposite directions at the same time, so that the power generation efficiency is improved. Among the prior art, application number is 201820894067.8's utility model patent, discloses a wind power generation equipment, including shaft tower, birotor generator and blade, shaft tower top fixed connection birotor generator, the blade of two equal fixedly connected with of two axis of rotation of birotor generator's two symmetries. The utility model discloses an adopt the birotor generator, it is rotatory along opposite direction between the birotor, relative speed compares stator and rotor and improves 1 times, its energy will improve greatly, the electric energy of conversion is big more, birotor relative rotation number is big, can carry out the effective utilization of wind energy under the low wind speed, energy utilization is higher, effectively solve the problem that can't realize the electricity generation under the low speed, two-bladed formula's rotation moreover, the rotational speed is faster, the conversion is further realized to the electric energy. The utility model discloses a utility model patent of application number 200620167795.6 discloses a birotor generator, and shell (1) plays support, guard action and fixed organism to the organism, links to each other with auxiliary rotor (2) through bearing (8). The auxiliary rotor (2) is composed of coils (12), is connected with the auxiliary power wheel (4) through an auxiliary power shaft (6), and moves in the opposite direction of the main rotor (3) under the action of external force. The main rotor (3) is composed of a magnet (11), is connected with a main power wheel (10) through a main power shaft (9), and forms reverse motion with the auxiliary rotor (2) under the action of external force. The main rotor (3) is connected with the auxiliary rotor (2) through a bearing (8). The output lead (7) is connected with the coil (12) and the electric brush (5) to output current. The utility model discloses a patent of application number 91207521.X discloses a birotor generator, the excitation rotor and the armature of this generator all assemble in the drive shaft, and adopt structure and the winding form similar with "stator" and "armature" of conventional three-phase alternating current generator, the drive wheel of installation on the excitation rotor, a reaction moment for between transmission excitation rotor and armature, specially adapted electromechanical integrated device such as diesel engine-birotor generator-conventional generator, and has simple structure, easy to carry out, be convenient for showing characteristics such as regulation and efficiency improvement. Above-mentioned patent all is the birotor generator, and the opposite direction rotation improves the generating efficiency between the birotor, nevertheless all has the design of coaxial duplex bearing in its structure, and the axiality error requirement to the bearing is very high, and processing and installation are all more difficult, all has certain influence to operation safety and maintenance, and in prior art, not discovery has rational in infrastructure, processing and simple to operate's birotor generator.
The utility model has the following contents:
the utility model discloses a overcome the defect that prior art exists, it is unreasonable to birotor generator structure, have the design of coaxial duplex bearing, easily take place disconnected axle accident, the shortcoming that the degree of difficulty is high of processing, installation and follow-up maintenance, can batch production manufacturing, rational in infrastructure, under low cost's the condition, seek to design a birotor generator.
In order to achieve the purpose, the utility model relates to a main structure of a double-rotor generator, which comprises a permanent magnet rotor, a permanent magnet rotor shaft, a permanent magnet rotor bearing, a double-layer bearing, a permanent magnet rotor shaft flange, a winding rotor end cover shaft, a winding rotor shell, a shell end cover bearing, a collecting ring, a carbon brush holder, a carbon brush, a shell end cover, a double-layer bearing shell end cover, a winding rotor shaft flange, a base, a lifting ring, a shell and a fixing bolt; the shell is fixedly connected with the shell end cover and the double-layer bearing shell end cover through bolts respectively, the hanging ring is integrally and fixedly arranged in the center of the upper part of the shell and used for hoisting, and the base is arranged below the shell; in the shell, the winding rotor shell is fixedly connected with a winding rotor end cover and a winding rotor end cover shaft through bolts; one end of the permanent magnet rotor shaft enters the winding rotor end cover and the inside of the winding rotor shell and is rotatably connected with the winding rotor end cover shaft through a permanent magnet rotor bearing, the other end of the permanent magnet rotor shaft is fixedly connected with a permanent magnet rotor shaft flange outside the double-layer bearing shell end cover, and the permanent magnet rotor is fixedly arranged in the middle of the permanent magnet rotor shaft in the winding rotor shell; the winding is fixedly arranged in the winding rotor shell and is opposite to the permanent magnet rotor; one end of a winding rotor end cover shaft is shaft-shaped, is rotatably connected with a shell end cover through a shell end cover bearing and extends out of the shell end cover, a winding rotor shaft flange is fixedly arranged at the shaft-shaped tail end of the winding rotor end cover shaft, and the other end of the winding rotor end cover shaft is end cover-shaped and is fixedly connected with the winding rotor shell; the permanent magnet rotor shaft, the winding rotor end cover and the double-layer bearing shell end cover are connected in a rotating mode through double-layer bearings.
The utility model relates to a double-layer bearing comprises an outer ring, an inner ring, a flange middle sleeve, a ball body, a threaded hole and a seam allowance, wherein a group of ball bodies are arranged between the outer ring and the flange middle sleeve, and a group of ball bodies are arranged between the flange middle sleeve and the inner ring, so that the outer ring, the inner ring and the flange middle sleeve can rotate relatively; a circle of seam allowance is arranged on the outer side of the flange middle sleeve and used for positioning during installation; threaded holes are uniformly formed in the flange middle sleeve around the axis; the inner ring of the double-layer bearing is fixedly connected with the permanent magnet rotor shaft, the outer ring of the double-layer bearing is fixedly connected with the end cover of the double-layer bearing shell, a fixing bolt penetrates through a threaded hole to fixedly connect the end cover of the winding rotor with the middle sleeve of the flange, and a spigot corresponds to a raised structure on the end cover of the winding rotor and is used for positioning and ensuring the coaxiality of the double-layer bearing and the end cover of the winding rotor; the double-layer bearing can enable the permanent magnet rotor shaft, the winding rotor end cover and the double-layer bearing shell end cover to rotate relatively.
The utility model relates to a collecting ring is sleeved on the shaft-shaped part of a winding rotor end cover shaft, and the collecting ring is electrically connected with a winding; the carbon brush holder is fixedly arranged inside the end cover of the shell, the carbon brush is fixed on the carbon brush holder, is in contact with the collecting ring and is pressed tightly through the spring, and the electric energy generated by the winding is transmitted.
Compared with the prior art, the utility model, the birotor generator that designs is rational in infrastructure, and the principle is reliable, and the winding and the magnet of generator all rotate to opposite direction as the rotor, have improved the efficiency of sending the generator under the low rotational speed input, have overcome the problem that coaxial duplex bearing processing, the installation degree of difficulty are big among the current design, easily make and install, and application environment is friendly.
Description of the drawings:
fig. 1 is the main structure principle schematic diagram of the dual-rotor generator related to the utility model.
Fig. 2 is a schematic view of the structural principle of the double-layer bearing according to the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the following examples and accompanying drawings.
Example (b):
the main structure of the double-rotor generator related to the embodiment comprises a permanent magnet rotor 1, a permanent magnet rotor shaft 2, a permanent magnet rotor bearing 3, a double-layer bearing 4, a permanent magnet rotor shaft flange 5, a winding 6, a winding rotor end cover 7, a winding rotor end cover shaft 8, a winding rotor shell 9, a shell end cover bearing 10, a collecting ring 11, a carbon brush holder 12, a carbon brush 13, a shell end cover 14, a double-layer bearing shell end cover 15, a winding rotor shaft flange 16, a base 17, a hanging ring 18, a shell 19 and a fixing bolt 20; the shell 19 is respectively fixedly connected with the shell end cover 14 and the double-layer bearing shell end cover 15 through bolts, the hanging ring 18 is integrally and fixedly arranged in the center above the shell 19 and used for hoisting, and the base 17 is arranged below the shell 19; in the shell 19, the winding rotor shell 9 is fixedly connected with the winding rotor end cover 7 and the winding rotor end cover shaft 8 through bolts; one end of a permanent magnet rotor shaft 2 enters the winding rotor end cover 7 and the inside of a winding rotor shell 9 and is rotatably connected with a winding rotor end cover shaft 8 through a permanent magnet rotor bearing 3, the other end of the permanent magnet rotor shaft 2 is fixedly connected with a permanent magnet rotor shaft flange 5 outside a double-layer bearing shell end cover 15, and a permanent magnet rotor 1 is fixedly arranged in the middle of the permanent magnet rotor shaft 2 in the winding rotor shell 9; the winding 6 is fixedly arranged inside the winding rotor shell 9 and is opposite to the permanent magnet rotor 1.
The double-layer bearing 4 consists of an outer ring 21, an inner ring 22, a flange middle sleeve 23, a ball 24, a threaded hole 25 and a spigot 26, wherein a group of balls 24 are arranged between the outer ring 21 and the flange middle sleeve 23, and a group of balls 24 are arranged between the flange middle sleeve 23 and the inner ring 22, so that the outer ring 21, the inner ring 22 and the flange middle sleeve 23 can rotate relatively; a circle of seam allowance 26 is arranged on the outer side of the flange middle sleeve 23 and used for positioning during installation; a plurality of threaded holes 25 are uniformly formed in the flange middle sleeve 23 around the axis; an inner ring 22 of the double-layer bearing 4 is fixedly connected with the permanent magnet rotor shaft 2, an outer ring 21 is fixedly connected with a double-layer bearing shell end cover 15, a fixing bolt 20 penetrates through a threaded hole 25 to fixedly connect the winding rotor end cover 7 with a flange middle sleeve 23, and a spigot 26 corresponds to a raised structure on the winding rotor end cover 7 and is used for positioning and ensuring the coaxiality of the double-layer bearing 4 and the winding rotor end cover 7; the double-layer bearing 4 can enable the permanent magnet rotor shaft 2, the winding rotor end cover 7 and the double-layer bearing shell end cover 15 to rotate relatively.
One end of a winding rotor end cover shaft 8 is shaft-shaped, is rotatably connected with a shell end cover 14 through a shell end cover bearing 10 and extends out of the shell end cover 14, a winding rotor shaft flange 16 is fixedly arranged at the shaft-shaped tail end of the winding rotor end cover shaft 8, and the other end of the winding rotor end cover shaft 8 is end cover-shaped and is fixedly connected with a winding rotor shell 9; the collecting ring 11 is sleeved on the shaft-shaped part of the winding rotor end cover shaft 8, and the collecting ring 11 is electrically connected with the winding 6; the carbon brush holder 12 is fixedly arranged inside the shell end cover 14, the carbon brush 13 is fixed on the carbon brush holder 12, contacts with the collecting ring 11 and is pressed tightly through a spring, and the electric energy generated by the winding 6 is transmitted.
The specific working process for power generation in the embodiment is as follows: the winding rotor shaft flange 16 and the permanent magnet rotor shaft flange 5 are respectively connected to an external power source, the power source is an internal combustion engine, a steam turbine, a water conservancy blade machine, a wind power blade, a cooling tower convection fan blade, a pipeline fluid pump blade machine, a surge blade machine and the like, the two power sources rotate in opposite directions, namely the permanent magnet rotor shaft flange 5, the permanent magnet rotor shaft 2 and the permanent magnet rotor 1 are driven to rotate positively, the winding rotor shaft flange 16, the winding rotor end cover 7, the winding rotor end cover shaft 8, the winding rotor shell 9 and the winding 6 are driven to rotate reversely, and the winding 6 and the permanent magnet rotor 1 rotate reversely to generate electric energy which is transmitted to the outside of the generator through a collector ring and a carbon brush.
Claims (3)
1. A dual rotor generator characterized by: the main structure comprises a permanent magnet rotor, a permanent magnet rotor shaft, a permanent magnet rotor bearing, a double-layer bearing, a permanent magnet rotor shaft flange, a winding rotor end cover shaft, a winding rotor shell, a shell end cover bearing, a collecting ring, a carbon brush holder, a carbon brush, a shell end cover, a double-layer bearing shell end cover, a winding rotor shaft flange, a base, a lifting ring, a shell and a fixing bolt; the shell is fixedly connected with the shell end cover and the double-layer bearing shell end cover through bolts respectively, the hanging ring is integrally and fixedly arranged in the center of the upper part of the shell and used for hoisting, and the base is arranged below the shell; in the shell, the winding rotor shell is fixedly connected with a winding rotor end cover and a winding rotor end cover shaft through bolts; one end of the permanent magnet rotor shaft enters the winding rotor end cover and the inside of the winding rotor shell and is rotatably connected with the winding rotor end cover shaft through a permanent magnet rotor bearing, the other end of the permanent magnet rotor shaft is fixedly connected with a permanent magnet rotor shaft flange outside the double-layer bearing shell end cover, and the permanent magnet rotor is fixedly arranged in the middle of the permanent magnet rotor shaft in the winding rotor shell; the winding is fixedly arranged in the winding rotor shell and is opposite to the permanent magnet rotor; one end of a winding rotor end cover shaft is shaft-shaped, is rotatably connected with a shell end cover through a shell end cover bearing and extends out of the shell end cover, a winding rotor shaft flange is fixedly arranged at the shaft-shaped tail end of the winding rotor end cover shaft, and the other end of the winding rotor end cover shaft is end cover-shaped and is fixedly connected with the winding rotor shell; the permanent magnet rotor shaft, the winding rotor end cover and the double-layer bearing shell end cover are connected in a rotating mode through double-layer bearings.
2. The dual rotor generator of claim 1, wherein: the double-layer bearing comprises an outer ring, an inner ring, a flange middle sleeve, balls, a threaded hole and a spigot, wherein a group of balls are arranged between the outer ring and the flange middle sleeve, and a group of balls are arranged between the flange middle sleeve and the inner ring, so that the outer ring, the inner ring and the flange middle sleeve can rotate relatively; a circle of seam allowance is arranged on the outer side of the flange middle sleeve and used for positioning during installation; threaded holes are uniformly formed in the flange middle sleeve around the axis; the inner ring of the double-layer bearing is fixedly connected with the permanent magnet rotor shaft, the outer ring of the double-layer bearing is fixedly connected with the end cover of the double-layer bearing shell, a fixing bolt penetrates through a threaded hole to fixedly connect the end cover of the winding rotor with the middle sleeve of the flange, and a spigot corresponds to a raised structure on the end cover of the winding rotor and is used for positioning and ensuring the coaxiality of the double-layer bearing and the end cover of the winding rotor; the double-layer bearing can enable the permanent magnet rotor shaft, the winding rotor end cover and the double-layer bearing shell end cover to rotate relatively.
3. The dual rotor generator of claim 1, wherein: the collecting ring is sleeved on the shaft-shaped part of the end cover shaft of the winding rotor and is electrically connected with the winding; the carbon brush holder is fixedly arranged inside the end cover of the shell, the carbon brush is fixed on the carbon brush holder, is in contact with the collecting ring and is pressed tightly through the spring, and the electric energy generated by the winding is transmitted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921778950.1U CN210405048U (en) | 2019-10-22 | 2019-10-22 | Double-rotor generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921778950.1U CN210405048U (en) | 2019-10-22 | 2019-10-22 | Double-rotor generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210405048U true CN210405048U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921778950.1U Withdrawn - After Issue CN210405048U (en) | 2019-10-22 | 2019-10-22 | Double-rotor generator |
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| Country | Link |
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| CN (1) | CN210405048U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556988A (en) * | 2019-10-22 | 2019-12-10 | 青岛厚德新能源科技开发有限公司 | Double-rotor generator |
-
2019
- 2019-10-22 CN CN201921778950.1U patent/CN210405048U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110556988A (en) * | 2019-10-22 | 2019-12-10 | 青岛厚德新能源科技开发有限公司 | Double-rotor generator |
| CN110556988B (en) * | 2019-10-22 | 2024-09-13 | 青岛厚德新能源科技开发有限公司 | Dual-rotor generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200424 Effective date of abandoning: 20240913 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200424 Effective date of abandoning: 20240913 |