CN107733161A - A kind of motor - Google Patents
A kind of motor Download PDFInfo
- Publication number
- CN107733161A CN107733161A CN201711104876.0A CN201711104876A CN107733161A CN 107733161 A CN107733161 A CN 107733161A CN 201711104876 A CN201711104876 A CN 201711104876A CN 107733161 A CN107733161 A CN 107733161A
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- CN
- China
- Prior art keywords
- motor
- total power
- switch
- power switch
- motor body
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/14—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle
- H02K9/18—Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of motor, the heat exchange cooler that is set including motor body, around motor body, the switch valve of heat exchange cooler entrance and total power switch for controlled motor body of work are arranged on, switch valve links with total power switch so that switch valve is opened when switch valve is closed when total power switch disconnects, total power switch closes.In the motor, total power switch of the entrance switch valve of heat exchange cooler and motor body is linked, so that when motor body is without work, heat exchange cooler is automatically stopped work, and when motor body is operated, heat exchange cooler automatically begins to work, so that when motor body is stopped, heat exchange cooler will not be operated again, be entered without causing motor body to continue to cool, then avoid condensing the globule on motor body, to ensure the drying on motor.To sum up, the problem of globule is easily condensed when the motor can efficiently solve motor failure.
Description
Technical field
The present invention relates to electrical equipment technical field, more specifically to a kind of motor.
Background technology
Existing high-tension motor heat exchange cooler cooling water outlet and inlet door is manually operated door.Shutdown workload is big every time, appoints
Business weight, inlet and outlet manually operated door are often not turned off, and the hot air in thorax is condensed, and overlays on the surface of machine winding, so as to electricity
Machine winding makes moist, and reduces the insulation of winding, causes motor to come into operation in time.The electricity of the space electric heater of high-voltage motor
Source switch is arranged in the power switch cabinet of MCC or motor on the spot, must be closed a switch manually, is such as put into not in time, electricity
Heat in machine thorax keeps not living, and temperature declines, and causes air to be condensed, overlays on the surface of machine winding, so as to machine winding
Make moist, reduce the insulation of winding, cause motor to come into operation in time.Temperature is higher in thorax during due to motor operation, once
Stop transport, cause the temperature difference inside and outside thorax, as body is poorly sealed, outside cold humid air enters in thorax or the oily aqueous vapor of bearing shell
Cooling enters in thorax, overlays on the surface of machine winding, so as to which machine winding is made moist, reduces the insulation of winding, causes motor can not
Come into operation in time.
In summary, the problem of easily condensing the globule when how to efficiently solve motor failure, it is current this area skill
Art personnel's urgent problem.
The content of the invention
In view of this, it is an object of the invention to provide a kind of motor, the motor can efficiently solve motor
The problem of globule is easily condensed during shutdown.
In order to achieve the above object, the present invention provides following technical scheme：
A kind of motor, including motor body, around the motor body set heat exchange cooler, be arranged on the heat exchange
Switch valve at cooler inlet and total power switch for controlling the motor body work, the switch valve with it is described total
Power switch linkage described in when the switch valve is closed when total power switch disconnects, total power switch closes so as to open
Valve is closed to open.
Preferably, in addition to control circuit and first relay that always power switch is connected, the switch valve are electric
Valve is controlled, the on-off switch of first relay is in series with the current supply circuit of the switch valve.
Preferably, in addition to the controller of total power switch open and-shut mode can be received, the controller is described
Control the switch valve to open during total power switch closure, control the switch valve to close when total power switch disconnects.
Preferably, in addition to for detecting the detector of total power switch open and-shut mode.
Preferably, in addition to for the electric heater that is heated to motor body.
Preferably, in addition to the second relay for connecting of control circuit and total power switch, the electric heater
The on-off switch of second relay is in series with current supply circuit.
Preferably, in addition to for detecting the Temperature Humidity Sensor of humiture in the motor thorax of the motor body.
Preferably, the output end for sending detected value to background monitoring system is provided with the Temperature Humidity Sensor.
Preferably, humidity-discharging device is provided with the motor thorax, the humidity-discharging device detects in the Temperature Humidity Sensor
Humidity work when exceeding predetermined value.
Preferably, the humidity-discharging device is ventilating fan.
A kind of motor provided by the invention, the motor are generally high-tension motor.Specifically, the motor includes electricity
Owner's body, heat exchange cooler, switch valve and total power switch.Wherein motor body refers to the main portion that motor is operated
Part, that is, it is used for the part that electric power is changed into mechanical force output.Wherein heat exchange cooler is then set around motor body, with to motor
Main body is cooled down, and switch valve therein is arranged on the entrance of heat exchange cooler.Switch valve links with total power switch, so that
When total power switch disconnects, exploitation valve is then closed accordingly, and during total power switch closing, switch valve is then opened accordingly.
According to above-mentioned technical scheme, it is recognised that in the application motor, when needing motor body to work, behaviour
Make total power switch closure, now motor body is started working, and when operating total power switch opening, switch valve is beaten automatically
Open so that heat exchange cooler carries out heat exchange operation.And when operating personnel disconnect total power switch, switch valve is closed automatically, is made
Heat exchange cooler is obtained to stop carrying out heat exchange work.In the motor, by the entrance switch valve of heat exchange cooler and motor master
Total power switch of body is linked, so that when motor body is without work, heat exchange cooler is automatically stopped work, and in electricity
When owner's body is operated, heat exchange cooler automatically begins to work, so that when motor body is stopped, heat exchange cooler is not
It can again be operated, enter without causing motor body to continue to cool, then avoid condensing the globule on motor body, to ensure electricity
Drying in motivation.In summary, the problem of globule is easily condensed when the motor can efficiently solve motor failure.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the control structure schematic diagram of motor provided in an embodiment of the present invention.
Marked in accompanying drawing as follows：
Motor body 1, heat exchange cooler 2, switch valve 3, total power switch 4, controller 5.
Embodiment
Asking for the globule is easily condensed the embodiment of the invention discloses a kind of motor, during efficiently solving motor failure
Topic.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Referring to Fig. 1, Fig. 1 is the control structure schematic diagram of motor provided in an embodiment of the present invention.
In a kind of specific embodiment, a kind of motor is present embodiments provided, the motor is generally high-tension motor.
Specifically, the motor includes motor body 1, heat exchange cooler 2, switch valve 3 and total power switch 4.
Wherein motor body 1 refers to the critical piece that motor is operated, that is, is used to electric power changing into mechanical force
The part of output.Motor body 1 can generate heat during electric power is changed into mechanical force.It should be noted that motor herein
1 specific structure of main body may be referred to prior art, will not be repeated here.It can be provided with the power supply circuit of motor body 1
Total power switch 4, is operated with the power supply to motor body 1, and then is worked by total controlled motor main body 1 of power switch 4,
When i.e. total power switch 4 closes so that operating current can be fed into motor body 1 by total power switch 4, and always supplied
Disconnected when electric switch 4 disconnects, at total power switch 4 to ensure that there is no electric current infeed in motor body 1.
Wherein heat exchange cooler 2 is then set around motor body 1, to be cooled down to motor body 1, heat exchange cooling herein
The heat exchanger channels for being internally provided with the heat transferring medium for circulation of device 2, low-temperature heat exchange medium pass through heat exchange after import entrance
The side wall of passage absorbs heat at motor body 1, and motor body 1 is cooled with realizing, and absorbs the heat exchange after heat heating
Medium flows out from outlet.Switch valve 3 therein is arranged on the entrance of heat exchange cooler 2, can prevent to exchange heat when closed
Medium is entered in the heat exchanger channels of heat exchange cooler 2, and when opening, can enter the heat transferring medium at switch valve 3
In heat exchanger channels.Wherein switch valve 3 can be hand-operated valve or electrically-controlled valve.
Switch valve 3 is linked with total power switch 4, so that during total disconnection of power switch 4, exploitation valve is then closed accordingly, and
When total power switch 4 is closed, switch valve 3 is then corresponding to be opened.I.e. when staff, which operates total power switch 4, to be disconnected, then open
Closing valve 3 can be closed automatically, and total power switch 4 is disconnected, then illustrates motor stall, and now switch valve 3 is closed, and will make to change
Hot cooler 2 stops cooling to motor body 1, and then avoids motor transition from cooling；And when the total power supply of operating personnel's operation is opened
When closing 4 closure, then switch valve 3 automatically corresponding can be opened, and total power switch 4 is closed, then illustrates that motor is started working, now open
Close valve 3 to open, then allow heat exchange cooler 2 continue to cool to motor body 1.It should be noted that specific switch
How valve 3 links with total power switch 4, specifically can be according to the species relative set of switch valve 3.
In the present embodiment, in the application motor, when needing motor body 1 to work, operate total power switch 4 and close
Close, now motor body 1 is started working, and when operating total opening of power switch 4, switch valve 3 automatically opens up so that heat exchange is cold
But device 2 carries out heat exchange operation.And when operating personnel disconnect total power switch 4, switch valve 3 is closed automatically so that heat exchange cooling
Device 2 stops carrying out heat exchange work.In the motor, by the total of the entrance switch valve 3 of heat exchange cooler 2 and motor body 1
Power switch 4 is linked, so that when motor body 1 is without work, heat exchange cooler 2 is automatically stopped work, and in motor
When main body 1 is operated, heat exchange cooler 2 automatically begins to work, so that when motor body 1 is stopped, heat exchange cooler 2
It will not again be operated, enter without causing motor body 1 to continue to cool, then avoid condensing the globule on motor body 1, to protect
Demonstrate,prove the drying on motor.In summary, asking for the globule is easily condensed when the motor can efficiently solve motor failure
Topic.
As described above, wherein switch valve 3 links with total power switch 4, is selected with specific reference to the species of switch valve 3
Select.If switch valve 3 is hand-operated valve, the drive device of driving hand-operated valve opening and closing can be provided with.And the drive circuit of drive device
Linked with total power switch 4.It is electrically-controlled valve that switch valve 3 can be made again, that is, when powering, when automatically opening up, and stopping power supply, automatically
Close.And the first relay is preferably provided with, now the control circuit of the first relay is connected with total power switch 4, and first
The on-off switch of relay is connected on the power supply circuit of switch valve 3.It should be noted that relay be provided with control circuit,
Inductance and multiple normally closed or normally opened on-off switch, when feeding electric current in control circuit, inductance produces magnetic force, can make normally closed logical
Disconnect and close opening, the closing of normally opened on-off switch, and when not feeding electric current in control circuit, inductance does not produce magnetic force then, now
On-off switch keeps normality.It should be noted that when under the current supply circuit power supply state of switch valve 3, switch valve 3 is closed, then with
The on-off switch of current supply circuit series connection is normally closed switch, i.e., when the control circuit of relay powers off, on-off switch is closed form
State；And switch valve 3 current supply circuit in the power-off state when, switch valve 3 is closed, then the break-make connected of wheel is returned with the power supply and is opened
Close as normal open switch, i.e., the control circuit power-off of relay when, on-off switch is off-state.
It can also be and controller 5 is set, controller 5 is used for the open and-shut mode for receiving total power switch 4, and is opened in total power supply
When closing 4 closure, controlling switch valve 3 is opened, when total power switch 4 is opened, controlling switch closure.Wherein total power switch 4
Opening and closing can make whether have electricity to infer by the power supply circuit of motor body 1.And when power switch is hand switch, may be used also
To be provided with the detector of the open and-shut mode for detecting total power switch 4, the monitor can be travel switch, infrared sensing
Device.
The environment temperature used in view of motor may be in itself than relatively low, and steam is bigger in air, now, empty
Air water vapour will condense on the motor body 1 of motor, and then when may cause the motor to work again, it may occur that short circuit.
Based on this, electric heater can be provided with, motor body 1 is heated by electric heater.So that in the temperature of motor body 1
Degree can be heated by electric heater to motor body 1 than relatively low, and electric heater generally comprises heating electric resistor, heating
Resistance unit can then be generated heat after feeding electric current, and then motor body 1 can be heated.It should be noted that specific electricity adds
The concrete structure of hot device can also refer to prior art.Further, operate for convenience, be preferably provided with the second relay herein
Device, the control circuit of the second relay is connected with total power switch 4, and the on-off switch of the second relay is connected on electric heater
Current supply circuit.
Further, detect the humiture of motor surrounding enviroment in time in order to facilitate staff, be preferably provided with herein
There is the Temperature Humidity Sensor for detecting humiture in the motor thorax of motor body 1, to make work people by Temperature Humidity Sensor
Member knows temperature humidity in the motor thorax of motor body 1 in time, then facilitates the regulation in later stage to operate.In order to facilitate staff
Monitoring, the output end for sending detected value to background monitoring system is provided with preferred Temperature Humidity Sensor herein, with convenient
Background monitoring system is uniformly monitored, and wherein background monitoring system generally refers to the DCS set in power plant backstage, can be with
It is effectively reduced monitoring cost.
Further, it is contemplated that only by heating, the globule can only be heated to rise in air, to facilitate volatilization, if
Gas discharged slowly, then hydrofuge effect is bad, caused humidity in air to increase.Based on this, it is provided with herein in preferred motor thorax
Humidity-discharging device, humidity-discharging device work when the humidity that Temperature Humidity Sensor detects exceedes predetermined value.Wherein humidity-discharging device, Ke Yishi
Ventilating fan.Water aspirator, such as drier can also be included, be accordingly, the humidity-discharging device can also include annular seal space, water aspirator position
In annular seal space, so that when annular seal space is opened, water aspirator can contact with the external world, can to absorb outside moisture, and when closed
Contacted with departing from the external world, not reabsorb moisture.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of motor, including motor body, set around the motor body heat exchange cooler, to be arranged on the heat exchange cold
But the switch valve of device entrance and total power switch for controlling the motor body work, it is characterised in that the switch
Valve links with total power switch so that the switch valve is closed when total power switch disconnects, total power switch closes
The switch valve is opened during conjunction.
2. motor according to claim 1, it is characterised in that also connected including control circuit with total power switch
The first relay, the switch valve is electrically-controlled valve, and first relay is in series with the current supply circuit of the switch valve
On-off switch.
3. motor according to claim 1, it is characterised in that also include that total power switch opening and closing shape can be received
The controller of state, the controller control the switch valve to open, opened in total power supply in total power switch closure
Shut-off controls the switch valve to close when opening.
4. motor according to claim 3, it is characterised in that also include being used to detect total power switch opening and closing shape
The detector of state.
5. according to the motor described in claim any one of 1-4, it is characterised in that also include being used to add motor body
The electric heater of heat.
6. motor according to claim 5, it is characterised in that also connected including control circuit with total power switch
The second relay, the on-off switch of second relay is in series with the current supply circuit of the electric heater.
7. motor according to claim 6, it is characterised in that also include being used for the motor thorax for detecting the motor body
The Temperature Humidity Sensor of interior humiture.
8. motor according to claim 7, it is characterised in that be provided with the Temperature Humidity Sensor for from the background
Monitoring system sends the output end of detected value.
9. motor according to claim 8, it is characterised in that humidity-discharging device, the row are provided with the motor thorax
Wet device works when the humidity that the Temperature Humidity Sensor detects exceedes predetermined value.
10. motor according to claim 9, it is characterised in that the humidity-discharging device is ventilating fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711104876.0A CN107733161A (en) | 2017-11-10 | 2017-11-10 | A kind of motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711104876.0A CN107733161A (en) | 2017-11-10 | 2017-11-10 | A kind of motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107733161A true CN107733161A (en) | 2018-02-23 |
Family
ID=61215718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711104876.0A Pending CN107733161A (en) | 2017-11-10 | 2017-11-10 | A kind of motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107733161A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766547A (en) * | 2020-07-13 | 2020-10-13 | 攀钢集团矿业有限公司 | Method, device, equipment and medium for fault maintenance of stator winding of high-voltage motor |
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| CN201717748U (en) * | 2010-07-15 | 2011-01-19 | 南阳防爆集团股份有限公司 | Automatic temperature control device for electric machines |
| CN102832765A (en) * | 2012-08-29 | 2012-12-19 | 中国一冶集团有限公司 | Automatic insulation keeping and drying control method for motor |
| CN202872565U (en) * | 2012-09-24 | 2013-04-10 | 武汉重工铸锻有限责任公司 | Automatic control heat radiation device of motor |
| CN203596675U (en) * | 2013-11-06 | 2014-05-14 | 马根昌 | Pipeline refrigeration-type refrigerator motor |
| CN204013130U (en) * | 2014-06-25 | 2014-12-10 | 沪东中华造船(集团)有限公司 | Motor winding heating controller |
| CN205678793U (en) * | 2016-06-16 | 2016-11-09 | 重庆天原化工有限公司 | Far infrared automatic dehumidifier |
-
2017
- 2017-11-10 CN CN201711104876.0A patent/CN107733161A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201717748U (en) * | 2010-07-15 | 2011-01-19 | 南阳防爆集团股份有限公司 | Automatic temperature control device for electric machines |
| CN102832765A (en) * | 2012-08-29 | 2012-12-19 | 中国一冶集团有限公司 | Automatic insulation keeping and drying control method for motor |
| CN202872565U (en) * | 2012-09-24 | 2013-04-10 | 武汉重工铸锻有限责任公司 | Automatic control heat radiation device of motor |
| CN203596675U (en) * | 2013-11-06 | 2014-05-14 | 马根昌 | Pipeline refrigeration-type refrigerator motor |
| CN204013130U (en) * | 2014-06-25 | 2014-12-10 | 沪东中华造船(集团)有限公司 | Motor winding heating controller |
| CN205678793U (en) * | 2016-06-16 | 2016-11-09 | 重庆天原化工有限公司 | Far infrared automatic dehumidifier |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766547A (en) * | 2020-07-13 | 2020-10-13 | 攀钢集团矿业有限公司 | Method, device, equipment and medium for fault maintenance of stator winding of high-voltage motor |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |
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