CN110277881A - A kind of temperature monitoring automatic protection type generator - Google Patents
A kind of temperature monitoring automatic protection type generator Download PDFInfo
- Publication number
- CN110277881A CN110277881A CN201910635834.2A CN201910635834A CN110277881A CN 110277881 A CN110277881 A CN 110277881A CN 201910635834 A CN201910635834 A CN 201910635834A CN 110277881 A CN110277881 A CN 110277881A
- Authority
- CN
- China
- Prior art keywords
- iron core
- shaft
- band
- bearing bracket
- drive end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 61
- 230000008878 coupling Effects 0.000 claims abstract description 30
- 238000010168 coupling process Methods 0.000 claims abstract description 30
- 238000005859 coupling reaction Methods 0.000 claims abstract description 30
- 238000004804 winding Methods 0.000 claims abstract description 29
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- 238000007373 indentation Methods 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 210000000038 chest Anatomy 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
- H02H5/045—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using a thermal radiation sensor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/06—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric generators; for synchronous capacitors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/25—Devices for sensing temperature, or actuated thereby
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
Abstract
The invention discloses a kind of temperature monitoring automatic protection type generators; including base, shaft, stator, rotor, drive end bearing bracket, rear end cap and two temperature sensors; shaft is rotatably arranged on base; drive end bearing bracket and rear end cap are separately positioned on the both ends of base, and stator includes band wound stator iron core, band winding exciter stator iron core and terminal box；Rotor includes band wound rotor iron core, band winding exciter rotor iron core, fan, shaft coupling, bearing and shaft coupling piece, shaft coupling, fan, band wound rotor iron core, band winding exciter rotor iron core and bearing are successively set in shaft and rotate with shaft, and two temperature sensors set up separately on drive end bearing bracket and rear end cap.The present invention is equipped with temperature sensor, and stopping signal is issued when thermo-field thoery setting value to be made unit stop operating to protect generator, and the industry especially suitable for needing generator to run steadily in the long term uses.
Description
Technical field
The present invention relates to technical field of generators, and in particular to a kind of temperature monitoring automatic protection type generator.
Background technique
Generator is as long-term running mechanical in addition to guaranteeing its reliability, the protection of rotating part in terms of electromagnetism
Of crucial importance, main cause is that secondary damage caused by rotating part is greatly, to support generator especially for single, develop
A generator that can be protected in time when rotating part damages is imperative.
Summary of the invention
Problem to be solved by this invention is: providing a kind of temperature monitoring automatic protection type generator, temperature sensing is housed
Device, issuing stopping signal when thermo-field thoery setting value makes unit stop operating to protect generator, especially suitable for needing to generate electricity
The industry of captain's phase stable operation uses.
The present invention in order to solve the above problem provided by technical solution are as follows: a kind of temperature monitoring automatic protection type generator,
Including base, shaft, stator, rotor, drive end bearing bracket, rear end cap and two temperature sensors, the shaft is rotatably arranged on described
On base, the drive end bearing bracket and rear end cap are separately positioned on the both ends of the base, the stator include band wound stator iron core,
Band winding exciter stator iron core and terminal box, the band wound stator iron core are pressed into base, and solid with holding screw respectively
It is fixed；The band winding exciter stator iron core is packed into rear end cap, and blending bolt is fixed；The terminal box is arranged in the base
Outer surface；The rotor includes band wound rotor iron core, band winding exciter rotor iron core, fan, shaft coupling and bearing, institute
State shaft coupling, fan, band wound rotor iron core, band winding exciter rotor iron core and bearing be successively set in the shaft and
It is rotated with the shaft, two temperature sensors set up separately on the drive end bearing bracket and rear end cap.
Preferably, shaft coupling piece is equipped with close to the position of the drive end bearing bracket in the shaft.
Preferably, at the drive end bearing bracket and shaft coupling air gap be less than air gap at iron core, gas at air gap and fan at exciter
Any one place in gap；Wherein, drive end bearing bracket is that drive end bearing bracket internal diameter subtracts shaft coupling outer diameter with air gap at shaft coupling；Air gap is at iron core
Band wound stator iron core internal diameter subtracts band wound rotor iron core outer diameter；Air gap is in band winding exciter stator iron core at exciter
Diameter subtracts band winding exciter rotor iron core outer diameter；Air gap is that base internal diameter subtracts outer diameter fan at fan.Rotor is due to installation
Or take the lead in causing rubbing at drive end bearing bracket and shaft coupling when other factors rotation decentraction, it prevents the stator of generator, rotor, encourage
Magnetomechanical is damaged due to sweeping thorax, while its frictional heat generation can promote the output stopping signal of the temperature sensor on drive end bearing bracket to protect
Hair care motor.
Preferably, the rear end cap is equipped with the internal bearing cover and bearing cover for being used to protect bearing.
Compared with prior art, the invention has the advantages that when rotor is due to installation or other factors rotation decentraction
It takes the lead in causing rubbing at drive end bearing bracket and shaft coupling, when the temperature sensor feedback temperature t1 on drive end bearing bracket is greater than stopping for group setup
Machine temperature t2 issues halt instruction；Temperature sensor is also equipped on rear end cap, internal bearing cover and bearing cover are assemblied in rear end
The temperature sensor feedback temperature t3 that covering will cause for protecting bearing when bearing damage on rear end cap is greater than group setup
Shutdown temperature t2 and issue halt instruction.Meeting any of the above condition all can make entire unit stop operating.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is drive end bearing bracket of the invention and shaft coupling schematic diagram.
Fig. 3 is of the invention with wound stator iron core and with wound rotor iron core schematic diagram.
Fig. 4 is of the invention with winding exciter stator iron core and with winding exciter rotor iron core schematic diagram.
Fig. 5 is base and fan diagram of the invention.
Fig. 6 is rear end cap schematic diagram of the invention.
Attached drawing mark: 1, shaft coupling piece 2, drive end bearing bracket 3, shaft coupling 4, base 5, fan 6, shaft 7, band winding are fixed
Sub- iron core 8, band wound rotor iron core 9, terminal box 10, band winding exciter stator iron core 11, band winding exciter rotor
Iron core 12, rear end cap 13, internal bearing cover 14, bearing 15, bearing cover 16, temperature sensor
Specific embodiment
Carry out the embodiment that the present invention will be described in detail below in conjunction with accompanying drawings and embodiments, how the present invention is applied whereby
Technological means solves technical problem and reaches the realization process of technical effect to fully understand and implement.
Specific embodiments of the present invention are as shown in Figures 1 to 6, a kind of temperature monitoring automatic protection type generator, including machine
Seat 4, shaft 6, stator, rotor, drive end bearing bracket 2, rear end cap 12 and two temperature sensors 16, the shaft 6 are rotatably arranged on institute
It states on base 4, the drive end bearing bracket 2 and rear end cap 12 are separately positioned on the both ends of the base 4, and the stator includes that band winding is fixed
Sub- iron core 7, band winding exciter stator iron core 10 and terminal box 9, the band wound stator iron core 7 are pressed into base 4, and respectively
It is fixed with holding screw；The band winding exciter stator iron core 10 is packed into rear end cap 12, and blending bolt is fixed；The wiring
The outer surface of the base 4 is arranged in box 9；The rotor includes band wound rotor iron core 8, band winding exciter rotor iron core
11, fan 5, shaft coupling 3 and bearing 14, the shaft coupling 3, fan 5, band wound rotor iron core 8, band winding exciter rotor iron
The heart 11 and bearing 14 are successively set in the shaft 6 and rotate with the shaft 6, and two temperature sensors 16 set up separately
On the drive end bearing bracket 2 and rear end cap 12.
Shaft coupling piece 1 is equipped with close to the position of the drive end bearing bracket 2 in the shaft 6.
The drive end bearing bracket 2 and air gap at shaft coupling 3 be less than air gap at iron core, at exciter at air gap and fan 5 in air gap
Any one place；Wherein, drive end bearing bracket 2 is that 2 internal diameter of drive end bearing bracket subtracts 3 outer diameter of shaft coupling with air gap at shaft coupling 3；Air gap is at iron core
Band 7 internal diameter of wound stator iron core subtracts band 8 outer diameter of wound rotor iron core；Air gap is band winding exciter stator iron core at exciter
10 internal diameters subtract band 11 outer diameter of winding exciter rotor iron core；Air gap is that 4 internal diameter of base subtracts 5 outer diameter of fan at fan 5.
The rear end cap 12 is equipped with the internal bearing cover 13 and bearing cover 15 for being used to protect bearing 14.
(drive end bearing bracket internal diameter D11 subtracts shaft coupling outer diameter D 12, i.e. D1=to drive end bearing bracket 2 and air gap D1 at shaft coupling 3 when design
D11-D12) being less than air gap D2 at iron core, (band wound stator iron core internal diameter D21 subtracts band wound rotor iron core outer diameter D 22 and D2
=D21-D22), (band winding exciter stator iron core internal diameter D31 subtracts band winding exciter rotor iron core to air gap D3 at exciter
Outer diameter D 32, i.e. D3=D31-D32) and fan at air gap D4 (base internal diameter D41 subtracts outer diameter fan D42, i.e. D4=D41-
D42 any one place in), i.e. D1 < D2 and D1 < D3 and D1 < D4, when rotor since installation or other factors rotate decentraction
When take the lead in causing rubbing at drive end bearing bracket 2 and shaft coupling 3, prevent the stator, rotor, exciter of generator from causing to damage due to sweeping thorax
It is bad, while its frictional heat generation can promote the output stopping signal protection generator of the temperature sensor 16 on drive end bearing bracket 2.Rear end simultaneously
Temperature sensor 16 is also equipped on lid 12, internal bearing cover 13 and bearing cover 15 are assemblied on rear end cap for protecting bearing 14,
It will cause temperature at rear end cap 12 when bearing 14 damages to steeply rise, the temperature sensor 16 on rear end cap 12 can be promoted defeated
Stopping signal protects generator out.
The beneficial effects of the present invention are: when rotor when installation or other factors rotation decentraction due to taking the lead in causing front end
Lid rubs at shaft coupling, when the shutdown temperature t2 that the temperature sensor feedback temperature t1 on drive end bearing bracket is greater than group setup is sent out
Halt instruction out；Temperature sensor is also equipped on rear end cap, internal bearing cover and bearing cover are assemblied on rear end cap for protecting
Bearing will cause the shutdown temperature t2 that the temperature sensor feedback temperature t3 on rear end cap is greater than group setup when bearing damage
And issue halt instruction.Meeting any of the above condition all can make entire unit stop operating.
Only highly preferred embodiment of the present invention is described above, but is not to be construed as limiting the scope of the invention.This
Invention is not only limited to above embodiments, and specific structure is allowed to vary.All protection models in independent claims of the present invention
Interior made various change is enclosed to all fall in the scope of protection of the present invention.
Claims (4)
1. a kind of temperature monitoring automatic protection type generator, it is characterised in that: including base (4), shaft (6), stator, rotor,
Drive end bearing bracket (2), rear end cap (12) and two temperature sensors (16), the shaft (6) are rotatably arranged on the base (4),
The drive end bearing bracket (2) and rear end cap (12) are separately positioned on the both ends of the base (4), and the stator includes band wound stator iron
The heart (7), band winding exciter stator iron core (10) and terminal box (9), band wound stator iron core (7) indentation base (4) is interior,
And it is fixed respectively with holding screw；The band winding exciter stator iron core (10) is packed into rear end cap (12), and blending bolt is solid
It is fixed；Outer surface of terminal box (9) setting in the base (4)；The rotor include band wound rotor iron core (8), band around
Group exciter rotor iron core (11), fan (5), shaft coupling (3) and bearing (14), the shaft coupling (3), fan (5), band winding
Rotor core (8), band winding exciter rotor iron core (11) and bearing (14) are successively set on the shaft (6) and with described
Shaft (6) rotation, two temperature sensors (16) are set up separately on the drive end bearing bracket (2) and rear end cap (12).
2. a kind of temperature monitoring automatic protection type generator according to claim 1, it is characterised in that: the shaft (6)
The upper position close to the drive end bearing bracket (2) is equipped with shaft coupling piece (1).
3. a kind of temperature monitoring automatic protection type generator according to claim 1, it is characterised in that: the drive end bearing bracket
(2) it is less than air gap at iron core with air gap at shaft coupling (3), any one place in air gap at air gap and fan (5) at exciter；Its
In, air gap is that drive end bearing bracket (2) internal diameter subtracts shaft coupling (3) outer diameter at drive end bearing bracket (2) and shaft coupling (3)；Air gap is band at iron core
Wound stator iron core (7) internal diameter subtracts band wound rotor iron core (8) outer diameter；Air gap is band winding exciter stator iron at exciter
The heart (10) internal diameter subtracts band winding exciter rotor iron core (11) outer diameter；Air gap is that base (4) internal diameter subtracts fan at fan (5)
(5) outer diameter.
4. a kind of temperature monitoring automatic protection type generator according to claim 1, it is characterised in that: the rear end cap
(12) internal bearing cover (13) and bearing cover (15) for being used to protect bearing (14) are equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635834.2A CN110277881A (en) | 2019-07-15 | 2019-07-15 | A kind of temperature monitoring automatic protection type generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910635834.2A CN110277881A (en) | 2019-07-15 | 2019-07-15 | A kind of temperature monitoring automatic protection type generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110277881A true CN110277881A (en) | 2019-09-24 |
Family
ID=67964325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910635834.2A Pending CN110277881A (en) | 2019-07-15 | 2019-07-15 | A kind of temperature monitoring automatic protection type generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110277881A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113193697A (en) * | 2021-04-22 | 2021-07-30 | 康富科技有限公司 | Novel connection mode's miniwatt list supports generator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008167628A (en) * | 2007-01-05 | 2008-07-17 | Nippon Sharyo Seizo Kaisha Ltd | Portable generator equipped with protector |
| JP2010239862A (en) * | 2010-07-27 | 2010-10-21 | Hitachi Ltd | Turbine generator |
| CN101951074A (en) * | 2010-08-20 | 2011-01-19 | 江西清华泰豪三波电机有限公司 | Shaft driven variable-speed constant-voltage brushless generator |
| CN202978646U (en) * | 2012-11-01 | 2013-06-05 | 尾扎拿加彭错 | Overheating alarm brushless synchronous generator |
| CN104810983A (en) * | 2015-05-19 | 2015-07-29 | 永济新时速电机电器有限责任公司 | High-power traction motor of high speed motor train unit |
| CN107070042A (en) * | 2017-04-21 | 2017-08-18 | 康富科技股份有限公司 | A kind of generator of assembly type stand structure |
| CN206759228U (en) * | 2017-04-21 | 2017-12-15 | 康富科技股份有限公司 | Erupt motor in a kind of high speed Aero-Space whirlpool |
| CN209896867U (en) * | 2019-07-15 | 2020-01-03 | 康富科技股份有限公司 | Temperature monitoring automatic protection type generator |
-
2019
- 2019-07-15 CN CN201910635834.2A patent/CN110277881A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008167628A (en) * | 2007-01-05 | 2008-07-17 | Nippon Sharyo Seizo Kaisha Ltd | Portable generator equipped with protector |
| JP2010239862A (en) * | 2010-07-27 | 2010-10-21 | Hitachi Ltd | Turbine generator |
| CN101951074A (en) * | 2010-08-20 | 2011-01-19 | 江西清华泰豪三波电机有限公司 | Shaft driven variable-speed constant-voltage brushless generator |
| CN202978646U (en) * | 2012-11-01 | 2013-06-05 | 尾扎拿加彭错 | Overheating alarm brushless synchronous generator |
| CN104810983A (en) * | 2015-05-19 | 2015-07-29 | 永济新时速电机电器有限责任公司 | High-power traction motor of high speed motor train unit |
| CN107070042A (en) * | 2017-04-21 | 2017-08-18 | 康富科技股份有限公司 | A kind of generator of assembly type stand structure |
| CN206759228U (en) * | 2017-04-21 | 2017-12-15 | 康富科技股份有限公司 | Erupt motor in a kind of high speed Aero-Space whirlpool |
| CN209896867U (en) * | 2019-07-15 | 2020-01-03 | 康富科技股份有限公司 | Temperature monitoring automatic protection type generator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113193697A (en) * | 2021-04-22 | 2021-07-30 | 康富科技有限公司 | Novel connection mode's miniwatt list supports generator |
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