CN208369307U - A kind of change of current transformation cooler external power supply control device - Google Patents
A kind of change of current transformation cooler external power supply control device Download PDFInfo
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- CN208369307U CN208369307U CN201820900895.8U CN201820900895U CN208369307U CN 208369307 U CN208369307 U CN 208369307U CN 201820900895 U CN201820900895 U CN 201820900895U CN 208369307 U CN208369307 U CN 208369307U
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- 230000008859 change Effects 0.000 title claims abstract description 25
- 230000009466 transformation Effects 0.000 title claims abstract description 21
- 238000001727 in vivo Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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Abstract
In particular to a kind of change of current transformation cooler external power supply control device of the utility model.In the device, one oil-immersed pump control switch and two air-blower control switches cooperate, form a control unit, the upper end inlet wire of oil-immersed pump control switch and air-blower control switch in control unit is correspondingly connected to the horizontal female board of a three-phase, the horizontal female board of three-phase is connected with three-phase mother's board is vertically arranged, first three-station and the setting of the second three-station mechanical chain, the lower end outlet of first three-station and the second three-station, which is connected to, is vertically arranged three-phase mother's board, first three-station upper end inlet wire is connected to three-phase mother's board in cooler control cabinet, second three-station upper end inlet wire is connected to external power supply.The utility model can be such that cooler operates normally in time, and then guarantee that converter power transformer operates normally.
Description
Technical field
The utility model relates to power equipment maintenance technology fields, more particularly to a kind of external electricity of change of current transformation cooler
Source control device.
Background technique
Converter power transformer is vital key equipment in super high voltage direct current electricity transmission engineering, is AC and DC transmission system
In the change of current, two end interface of inversion core equipment.
For cooler as the unique radiator of change of current transformation, stable operation is particularly important, the reliable power supply mode of redundancy
It will avoid direct current stoppage in transit risk caused by cooler full cut-off.
In the process of implementing the utility model, it is found by the applicant that at least having the problem that in the prior art
In the prior art, the problem out of service because of self-powered failure can occur for cooler, and it is usual to solve this method
Need out of order device in artificial on-call maintenance cooler, but the method can because caused by maintenance device cooler shut down, in turn
Influence the normal operation of converter power transformer.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned background technique, provide outside a kind of change of current transformation cooler
Power control is connect, when cooler can occur because of self-powered failure, can be restored electricity rapidly in time, avoids influencing the change of current
The normal operation of transformer.
In order to achieve the goal above, the utility model provides a kind of change of current transformation cooler external power supply control device,
Described device includes oil-immersed pump control switch, air-blower control switch, the first three-station and the second three-station,
In,
One oil-immersed pump control switch and two air-blower control switches cooperate, and it is single to form a control
The upper end inlet wire of member, oil-immersed pump control switch and air-blower control switch in described control unit is correspondingly connected to one three
Mutually horizontal mother's board；
The horizontal female board of the three-phase is connected with three-phase mother's board is vertically arranged；
First three-station and the second three-station mechanical chain setting, the one or three station are opened
The lower end outlet of pass and second three-station is vertically arranged three-phase mother's board described in being connected to；
First three-station upper end inlet wire is connected to three-phase mother's board in cooler control cabinet, the two or three station
Switch upper end inlet wire is connected to external power supply；
The lower end outlet of the oil-immersed pump control switch in described control unit with an oil-immersed pump in cooler
Contactor is correspondingly connected with, and the oil-immersed pump contactor and a latent oil switch pump are correspondingly connected with；
The lower end outlet of air-blower control switch in described control unit is contacted with a blower in cooler
Device is correspondingly connected with, and the blower contactor and a fan switch are correspondingly connected with.
Further, described control unit is provided with multiple groups, the horizontal female board of the three-phase in each described control unit
It is connected with the three-phase mother's board that is vertically arranged.
Further, described device further includes cabinet, and the oil-immersed pump control switch, the air-blower control switch, are described
First three-station and second three-station are arranged in the cabinet.
Further, it is provided on the top of the cabinet and leads canopy, the canopy of leading is in the shape of the letter V, so that cabinet has
There is reliable water-resistant performance.
Further, fan is installed, the fan is led in canopy positioned at described, the cabinet on the top of the cabinet
Top be provided with grid-shaped heat release hole, to radiate to the intracorporal device of case.
Further, it is provided with thermometer in the cabinet, fan can be then turned on according to the intracorporal temperature of case in this way,
To save power supply.
Further, the front side portion of the cabinet is provided with the openable operation door of a fan, to facilitate to the intracorporal device of case
Part repairs.
Preferably, the bottom of the cabinet is provided with multiple cable holes.
The technical solution of the utility model bring beneficial effect includes at least:
A kind of change of current transformation cooler external power supply control device of the utility model, the first three-station therein and
Be mechanical connection between second three-station, i.e., when one of switch at the time of apposition another switch always in quartile and
It can not close a floodgate, only could carry out closing operation to one of switch when two switch while being in quartile.
When cooler operates normally, the road A or the road B normal power supply, the first three-station in cooler control cabinet are in
Closed state, the second three-station, which is maintained at, to be divided into and can not close a floodgate, and to prevent miscarrying external power supply, causes two-way power supply folded
Add.If oil-immersed pump (blower) switch or contactor in the electric power loop in cooler control cabinet break down, device is closed
The control switch of interior correspondence oil-immersed pump (blower), alternating current will be fed directly to oil-immersed pump (blower), keep it electrical around failure
Element directly initiates operation, improves cooler operational reliability.
When A/B two-way power supply is out of service because of failure in cooler control cabinet, external power supply is opened by the two or three station
Three-phase mother's board in power transmission to device is closed, while the first three-station disconnects automatically, alternating current is controlled by oil-immersed pump (blower)
System switch, which is fed directly to load, makes it work immediately, avoids cooler full cut-off that this change of current is caused to become out of service, causes direct current
It stops transport.
Because when electrical component failure takes external power supply to power in cooler control cabinet, the second three-station closes same
When, automatic brake separating is isolated female board in cooler control cabinet with electrification busbar in device, is cooled down at this time by the first three-station
Device control cabinet is in power failure, can replace to the processing of cabinet internal fault element, convenient to overhaul.
If electrical component failure occurs in cooler external power supply control device, the first three-station and second can be made
Three-station is in gate-dividing state, and device is in power failure, can replace to the processing of device internal fault element, facilitate inspection
It repairs.
In conclusion when cooler can occur out of service because of self-powered failure, the utility model energy and avoid
Out of order device operates normally cooler in time using the device of normal work, and then guarantees that converter power transformer is normally transported
Row.
Detailed description of the invention
Fig. 1 is a kind of structural representation of change of current transformation cooler external power supply control device of the utility model embodiment
Figure；
Fig. 2 is the structure of cabinet in a kind of change of current transformation cooler external power supply control device of the utility model embodiment
Schematic diagram.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and embodiments, but the embodiment should not be understood
For limitations of the present invention.
Fig. 1 is a kind of structural representation of change of current transformation cooler external power supply control device of the utility model embodiment
Figure.Referring to Fig. 1, the device of the utility model embodiment includes oil-immersed pump control switch 1, air-blower control switch 2, the one or three station
Switch 3 and the second three-station 4.
In conjunction with Fig. 1, in the utility model embodiment, an oil-immersed pump control switch 1 and two air-blower control switches 2 are mutual
Cooperation, forms a control unit, the upper end inlet wire of oil-immersed pump control switch 1 and air-blower control switch 2 in control unit
It is correspondingly connected to the horizontal female board 5 of a three-phase.
In conjunction with Fig. 1, the horizontal female board 5 of the three-phase of the utility model embodiment is connected with three-phase mother board 6 is vertically arranged.
In conjunction with Fig. 1, in the utility model embodiment, 4 mechanical chain of the first three-station 3 and the second three-station
Setting, the lower end outlet of the first three-station 3 and the second three-station 4, which is connected to, is vertically arranged three-phase mother board 6.
In conjunction with Fig. 1, in the utility model embodiment, 3 upper end inlet wire of the first three-station is connected in cooler control cabinet
Three-phase mother's board, 4 upper end inlet wire of the second three-station is connected to external power supply；
In conjunction with Fig. 1, in the utility model embodiment, the lower end outlet of the oil-immersed pump control switch 1 in control unit with
An oil-immersed pump contactor 7 in cooler is correspondingly connected with, and oil-immersed pump contactor 7 and a latent oil switch pump 8 are correspondingly connected with.
In conjunction with Fig. 1, in the utility model embodiment, the lower end outlet of the air-blower control switch 2 in control unit with it is cold
But a blower contactor 9 in device is correspondingly connected with, and blower contactor 9 and a fan switch 10 are correspondingly connected with.
A kind of change of current transformation cooler external power supply control device of the utility model embodiment, due to the therein 1st
It is mechanical connection between position switch and the second three-station, i.e., when another switch is always at the time of apposition for one of switch
It in quartile and can not close a floodgate, only could carry out closing operation to one of switch when two switch while being in quartile.
When cooler operates normally, the road A or the road B normal power supply, the first three-station in cooler control cabinet are in
Closed state, the second three-station, which is maintained at, to be divided into and can not close a floodgate, and to prevent miscarrying external power supply, causes two-way power supply folded
Add.If oil-immersed pump (blower) switch or contactor in the electric power loop in cooler control cabinet break down, device is closed
The control switch of interior correspondence oil-immersed pump (blower), alternating current will be fed directly to oil-immersed pump (blower), keep it electrical around failure
Element directly initiates operation, improves cooler operational reliability.
When A/B two-way power supply is out of service because of failure in cooler control cabinet, external power supply is opened by the two or three station
Three-phase mother's board in power transmission to device is closed, while the first three-station disconnects automatically, alternating current is controlled by oil-immersed pump (blower)
System switch, which is fed directly to load, makes it work immediately, avoids cooler full cut-off that this change of current is caused to become out of service, causes direct current
It stops transport.
Because when electrical component failure takes external power supply to power in cooler control cabinet, the second three-station closes same
When, automatic brake separating is isolated female board in cooler control cabinet with electrification busbar in device, is cooled down at this time by the first three-station
Device control cabinet is in power failure, can replace to the processing of cabinet internal fault element, convenient to overhaul.
If electrical component failure occurs in cooler external power supply control device, the first three-station and second can be made
Three-station is in gate-dividing state, and device is in power failure, can replace to the processing of device internal fault element, facilitate inspection
It repairs.
Therefore, when cooler can occur out of service because of self-powered failure, the utility model energy and avoid out therefore
The device of barrier operates normally cooler in time using the device of normal work, and then guarantees that converter power transformer operates normally.
In conjunction with Fig. 1, multiple groups, the three-phase in each control unit has been can be set in the control unit of the utility model embodiment
Horizontal mother's board 5 and is vertically arranged three-phase mother board 6 and is connected, and can thus correspond to the multiple blowers or oil-immersed pump controlled in cooler
Operation.
In the utility model embodiment, the first three-station 3 and the second three-station 4 can use tri- work of ATS
Bit switch.
Fig. 2 is the structure of cabinet in a kind of change of current transformation cooler external power supply control device of the utility model embodiment
Schematic diagram.Referring to fig. 2, the device of the utility model embodiment further includes cabinet 11, and oil-immersed pump control switch 1, air-blower control are opened
The 2, first three-station 3 and the second three-station 4 is closed to be arranged in cabinet 11, in this way can device to device into
Row protection, prolongs its service life.
The cabinet of the utility model embodiment can use stainless steel material, long service life.
In conjunction with Fig. 2, further, it is provided on the top of the cabinet 11 of the utility model embodiment and leads canopy 12, this is led
Canopy 12 is in the shape of the letter V, and rainwater is smoothly discharged, and cabinet is made to have reliable water-resistant performance.
Since the device in device can generate heat at work, the normal use of device is influenced, in order to make in device
Device is under a good working environment, and the utility model embodiment is equipped with fan 13 on the top of cabinet 11, should
Fan 13, which is located at, leads in canopy 12, and grid-shaped heat release hole 14 can be set in the top of cabinet 11, in this way can be to cabinet
Device in 11 radiates.
In addition, thermometer 15 is also provided in cabinet 11 in the utility model embodiment, to test in cabinet 11
Temperature, fan can be then turned on according to the intracorporal temperature of case in this way, to save power supply.
In conjunction with Fig. 1, in the utility model embodiment, the openable operation door of a fan has been can be set in the front side portion of cabinet 11
16, the intracorporal device of case is repaired with facilitating.
In conjunction with Fig. 1, in the utility model embodiment, multiple cable holes 17 have been can be set in the bottom of cabinet 11, to be used for
The device of device connects cable used with the device of cooler and passes through.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (8)
1. a kind of change of current transformation cooler external power supply control device, which is characterized in that described device includes that oil-immersed pump control is opened
Pass, air-blower control switch, the first three-station and the second three-station, wherein
One oil-immersed pump control switch and two air-blower control switches cooperate, and form a control unit, institute
The upper end inlet wire for stating oil-immersed pump control switch and the air-blower control switch in control unit is correspondingly connected to a three-phase cross
Set female board；
The horizontal female board of the three-phase is connected with three-phase mother's board is vertically arranged；
First three-station and the second three-station mechanical chain setting, first three-station with
And the lower end outlet of second three-station is connected to and described is vertically arranged three-phase mother's board；
First three-station upper end inlet wire is connected to three-phase mother's board in cooler control cabinet, second three-station
Upper end inlet wire is connected to external power supply；
The lower end outlet of the oil-immersed pump control switch in described control unit is contacted with an oil-immersed pump in cooler
Device is correspondingly connected with, and the oil-immersed pump contactor and a latent oil switch pump are correspondingly connected with；
In described control unit the air-blower control switch lower end outlet with a blower contactor pair in cooler
It should connect, the blower contactor and a fan switch are correspondingly connected with.
2. a kind of change of current transformation cooler external power supply control device according to claim 1, which is characterized in that the control
Unit processed is provided with multiple groups, and the horizontal female board of the three-phase in each described control unit is vertically arranged three-phase mother's board phase with described
Even.
3. a kind of change of current transformation cooler external power supply control device according to claim 1 or 2, which is characterized in that institute
Stating device further includes cabinet, the oil-immersed pump control switch, air-blower control switch, first three-station and institute
The second three-station is stated to be arranged in the cabinet.
4. a kind of change of current transformation cooler external power supply control device according to claim 3, which is characterized in that the case
It is provided on the top of body and leads canopy, the canopy of leading is in the shape of the letter V.
5. a kind of change of current transformation cooler external power supply control device according to claim 4, which is characterized in that the case
Fan is installed, the fan is led in canopy positioned at described, is provided at the top of the cabinet grid-shaped on the top of body
Heat release hole.
6. a kind of change of current transformation cooler external power supply control device according to claim 5, which is characterized in that the case
It is provided with thermometer in vivo.
7. a kind of change of current transformation cooler external power supply control device according to claim 3, which is characterized in that the case
The front side portion of body is provided with the openable operation door of a fan.
8. a kind of change of current transformation cooler external power supply control device according to claim 3, which is characterized in that the case
The bottom of body is provided with multiple cable holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820900895.8U CN208369307U (en) | 2018-06-11 | 2018-06-11 | A kind of change of current transformation cooler external power supply control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820900895.8U CN208369307U (en) | 2018-06-11 | 2018-06-11 | A kind of change of current transformation cooler external power supply control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208369307U true CN208369307U (en) | 2019-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820900895.8U Active CN208369307U (en) | 2018-06-11 | 2018-06-11 | A kind of change of current transformation cooler external power supply control device |
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| Country | Link |
|---|---|
| CN (1) | CN208369307U (en) |
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2018
- 2018-06-11 CN CN201820900895.8U patent/CN208369307U/en active Active
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