CN108063384A - A kind of power equipment outer cage to be cooled down using annular airflow - Google Patents
A kind of power equipment outer cage to be cooled down using annular airflow Download PDFInfo
- Publication number
- CN108063384A CN108063384A CN201711479112.XA CN201711479112A CN108063384A CN 108063384 A CN108063384 A CN 108063384A CN 201711479112 A CN201711479112 A CN 201711479112A CN 108063384 A CN108063384 A CN 108063384A
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- China
- Prior art keywords
- air
- unit
- fixedly connected
- output terminal
- input terminal
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- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
- H02B1/565—Cooling; Ventilation for cabinets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The invention discloses a kind of power equipment outer cages to be cooled down using annular airflow, including pedestal and built-in control system, Mecanum wheel is installed on the downside of the pedestal, the upper surface of the pedestal is fixedly connected with unit for electromechanical cabinet by the lower margin that insulate, the front of the unit for electromechanical cabinet is connected with cabinet door by hinge, the bottom of the unit for electromechanical cabinet inner wall is fixedly connected with mounting base, the upper surface of the mounting base is installed with component, and the upper and lower surface of the unit for electromechanical cabinet offers ventilation port.The present invention is by setting air-supply annulus, exhaust fan and air-supply inside groove, exhaust fan compresses air, it is discharged out of air-supply inside groove, due to the presence of frictional force when gas flows, the gas of surrounding can be driven to move together, so when air-flow is blown upwards, it can cause negative pressure occur inside air-supply annulus, it is supplied so as to which the air of lower section generates upward up-flow, so as to generate air flow so that air-flow doubles.
Description
Technical field
The present invention relates to field of mechanical technique, are specially a kind of power equipment outer cage to be cooled down using annular airflow.
Background technology
Power equipment mainly includes with two major class of generating equipment and power supply unit, and generating equipment is mainly station boiler, steams
Steam turbine, gas turbine, the hydraulic turbine, generator, transformer etc., power supply unit are mainly the power transmission line of various voltage class
Road, mutual inductor, contactor etc..
Power equipment can generate substantial amounts of heat at work, and the outside of electromechanical equipment is typically provided with outer cage, outer machine
Shell generally plays power equipment the effect of protection and heat dissipation, and the heat dissipation used currently on the market is typically all air cooling
Cooling, but the problem of these current equipment are all identical there are one in cooling, that is, when being cooled down using air cooling
Air is directly to blow to power equipment surface, and so as to generate very big resistance, and air-flow is hitting power equipment surface
When can generate reflux, so as to substantially reduce the efficiency of heat dissipation so that heat dissipation effect is not notable.
The content of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the present invention provides it is a kind of using annular airflow cool down power equipment outer cage,
Solve the problems, such as that power equipment outer cage heat dissipation effect currently on the market is poor.
(2) technical solution
To achieve the above object, the present invention provides following technical solution:A kind of power equipment to be cooled down using annular airflow
Outer cage including pedestal and built-in control system, is installed with Mecanum wheel on the downside of the pedestal, the pedestal
Upper surface is fixedly connected with unit for electromechanical cabinet by the lower margin that insulate, and the front of the unit for electromechanical cabinet is connected with cabinet door by hinge, institute
The bottom for stating unit for electromechanical cabinet inner wall is fixedly connected with mounting base, and the upper surface of the mounting base is installed with component, the machine
The upper and lower surface of electric cabinet offers ventilation port, and the bottom of the unit for electromechanical cabinet inner wall is installed with heat sink, institute
The inner wall for stating unit for electromechanical cabinet is fixedly connected with temperature sensor.
The control system includes central processing unit, the input terminal of the central processing unit and the output terminal of temperature sensor
Electrical connection, the output terminal of the central processing unit are electrically connected with the input terminal of the first contrast module, first contrast module
Output terminal is electrically connected with the input terminal of the first feedback module, the input of the output terminal and central processing unit of first feedback module
End electrical connection, the output terminal of the central processing unit are electrically connected with the output terminal of the second contrast module, second contrast module
Output terminal be electrically connected with the input terminal of the second feedback module, the output terminal of second feedback module and central processing unit it is defeated
Enter end electrical connection, the input terminal of the central processing unit be electrically connected with the input terminal of frequency converter, the output terminal of the frequency converter and
The input terminal electrical connection of heat sink.
Preferably, the heat sink includes air-supply annulus, and the surface of the air-supply annulus is installed with exhaust fan, institute
The surface for stating air-supply annulus offers air-supply inside groove, and the exhaust fan is connected with air-supply inside groove, the shape of the air-supply inside groove
For truncated cone-shaped, and the busbar angle of inclination of round platform that inside groove of blowing is formed is 37 degree.
Preferably, the exhaust fan includes air passage, and the inner cavity in the air passage is connected with first rotating shaft, described first turn
The surface of axis is fixedly connected with turbo blade, and the one end in the air passage is fixedly connected with bellows, the connecting tube by connecting tube
Shape for truncated cone-shaped, the inner cavity of the bellows is connected with the second shaft, and second shaft passes through speed changer and first
Shaft connects, and the surface of second shaft is fixedly connected with flabellum, and the inner wall of the bellows is fixedly connected with driving device.
Preferably, the driving device includes motor, first bevel gear and second bevel gear, and the first bevel gear is fixed
Be connected on the output shaft of motor, the second bevel gear is fixedly connected on the surface of the second shaft, the first bevel gear with
Second bevel gear engages, and the motor is brushless motor.
Preferably, the quantity of the Mecanum wheel is four, and four Mecanum wheels are set in the form of rectangular array
It puts in the downside of pedestal.
Preferably, the shape of the ventilation port is bar shaped, and ventilation port is arranged on unit for electromechanical cabinet in the form of annular array
Upper and lower surface.
(3) advantageous effect
The present invention provides a kind of power equipment outer cages to be cooled down using annular airflow.Possesses following advantageous effect:
(1), the present invention is by setting air-supply annulus, exhaust fan and air-supply inside groove, and exhaust fan compresses air, out of air-supply
Discharge in slot, due to the presence of frictional force when gas flows, can drive the gas of surrounding to move together, so air-flow is blown upwards
When, it can cause negative pressure occur inside air-supply annulus, it be supplied so as to which the air of lower section generates upward up-flow, so as to produce
Air flow is given birth to so that air-flow doubles, by improving aspect of blowing efficiency and being blown along component surface with annular airflow
Form avoids traditional heat-dissipating device air-flow face component, thus the problem of big efficiency of resistance is low.
(2), the present invention by set air passage, first rotating shaft, turbo blade, connecting tube, bellows, the second shaft, speed changer,
Flabellum and driving device, driving device drive the rotation of the second shaft, and so as to which flabellum rotation generates air-flow, air-flow is in the promotion of flabellum
Lower into air passage, first rotating shaft improves rotating speed by the speedup effect of speed changer, so as to which turbo blade be driven to lead to air-flow pressurization
It crosses flabellum and carries out air-flow collection, turbo blade is to air pressurized, so as to substantially increase air mass flow.
(3), the present invention detects the temperature in unit for electromechanical cabinet by set temperature sensor in real time, works as heat sink
During normal work, in the case of the temperature in unit for electromechanical cabinet reaches the critical-temperature of the first contrast module, central processing unit passes through frequency conversion
Device raises speed to heat sink so that heat sink overclocking works, and improves radiating rate, electromechanical when heat sink overclocking works
When temperature in cabinet reaches the temperature range of the second contrast module, central processing unit is returned just by Frequency Converter Control heat sink
Often, so as to having achieved the effect that intelligent control cooling speed.
Description of the drawings
Fig. 1 is the structure diagram of front view of the present invention;
Fig. 2 is the cross-sectional view of unit for electromechanical cabinet front view of the present invention;
Fig. 3 is the cross-sectional view of exhaust fan front view of the present invention;
Fig. 4 is the structure diagram of control system of the present invention.
In figure:1 pedestal, 2 Mecanum wheels, 3 insulation lower margins, 4 unit for electromechanical cabinet, 5 hinges, 6 cabinet doors, 7 mounting bases, 8 components,
9 ventilation ports, 10 heat sinks, 101 air-supply annulus, 102 exhaust fans, 1021 air passages, 1022 first rotating shafts, 1023 turbo blades,
1024 connecting tubes, 1025 bellows, 1,026 second shafts, 1027 speed changers, 1028 flabellums, 1029 driving devices, 10291 motors,
10292 first bevel gears, 10293 second bevel gears, 103 air-supply inside grooves, 11 temperature sensors, 12 central processing units, 13 first
Contrast module, 14 first feedback modules, 15 second contrast modules, 16 second feedback modules, 17 frequency converters, 18 control systems.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution 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, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
As shown in Figs 1-4, the present invention provides a kind of technical solution:Machine outside a kind of power equipment using annular airflow cooling
Shell, including pedestal 1 and built-in control system 18, the downside of pedestal 1 is installed with Mecanum wheel 2, Mecanum wheel 2
Quantity is four, and four Mecanum wheels 2 are arranged on the downside of pedestal 1 in the form of rectangular array, and Mecanum wheel 2 is base
In in the principle of a centre wheel there are many wheel shaft for being located at wheel periphery, these angled periphery wheel shafts are a part
Wheel steering force is transformed into above a wheel normal force, direction and speed by respective wheel, the final synthesis of these power
A resultant force vector is generated on the direction of any requirement so as to ensure that this platform on the direction of final resultant force vector
It can move freely through, the direction without changing wheel itself.Diagonally distribute many small rollers on its wheel rim, therefore wheel can
With horizontal sliding.The busbar of small roller is very special, when wheel is rotated around fixed wheel arbor, the envelope of each small roller
For cylindrical surface, so the wheel continuously can be fixedly connected with Organic Electricity in rolls forward, the upper surface of pedestal 1 by the lower margin 3 that insulate
Cabinet 4, the front of unit for electromechanical cabinet 4 are connected with cabinet door 6 by hinge 5, and the bottom of 4 inner wall of unit for electromechanical cabinet is fixedly connected with mounting base 7,
The upper surface of mounting base 7 is installed with component 8, and the upper and lower surface of unit for electromechanical cabinet 4 offers ventilation port 9, ventilative
The shape of mouth 9 is bar shaped, and ventilation port 9 is arranged on the upper and lower surface of unit for electromechanical cabinet 4, unit for electromechanical cabinet in the form of annular array
The bottom of 4 inner walls is installed with heat sink 10, and heat sink 10 includes air-supply annulus 101, and the surface of air-supply annulus 101 is consolidated
Dingan County is equipped with exhaust fan 102, and exhaust fan 102 includes air passage 1021, and the inner cavity in air passage 1021 is connected with first rotating shaft 1022,
The surface of first rotating shaft 1022 is fixedly connected with turbo blade 1023, and the one end in air passage 1021 is fixedly connected by connecting tube 1024
There are a bellows 1025, the shape of connecting tube 1024 is truncated cone-shaped, and the inner cavities of bellows 1025 is connected with the second shaft 1026, second
Shaft 1026 is connected by speed changer 1027 with first rotating shaft 1022, and the surface of the second shaft 1026 is fixedly connected with flabellum
1028, the inner wall of bellows 1025 is fixedly connected with driving device 1029, and driving device 1029 includes motor 10291, first and bores tooth
Wheel 10292 and second bevel gear 10293, first bevel gear 10292 are fixedly connected on the output shaft of motor 10291, the second cone
Gear 10293 is fixedly connected on the surface of the second shaft 1026, and first bevel gear 10292 is engaged with second bevel gear 10293, electricity
Machine 10291 is brushless motor, and the surface of air-supply annulus 101 offers air-supply inside groove 103, exhaust fan 102 and 103 phase of inside groove of blowing
Connection, the shape of air-supply inside groove 103 is truncated cone-shaped, and the busbar angle of inclination of the round platform for the formation of inside groove 103 of blowing is 37 degree, machine
The inner wall of electric cabinet 4 is fixedly connected with temperature sensor 11.
Control system 18 includes central processing unit 12, the input terminal of central processing unit 12 and the output terminal of temperature sensor 11
Electrical connection, the output terminal of central processing unit 12 is electrically connected with the input terminal of the first contrast module 13, the first contrast module 13 it is defeated
Outlet is electrically connected with the input terminal of the first feedback module 14, the output terminal of the first feedback module 14 and the input of central processing unit 12
End electrical connection, the output terminal of central processing unit 12 are electrically connected with the output terminal of the second contrast module 15, the second contrast module 15
Output terminal is electrically connected with the input terminal of the second feedback module 16, and the output terminal of the second feedback module 16 is defeated with central processing unit 12
Enter end electrical connection, the input terminal of central processing unit 12 is electrically connected with the input terminal of frequency converter 17, the output terminal and drop of frequency converter 17
The input terminal electrical connection of warm device 10.
Operation principle:Temperature sensor 11 detects the temperature in unit for electromechanical cabinet 4 in real time, when heat sink 10 is normal
During work, in the case of the temperature in unit for electromechanical cabinet 4 reaches the critical-temperature of the first contrast module 13, central processing unit 18 passes through frequency conversion
Device 17 raises speed to heat sink 10 so that 10 overclocking of heat sink works, and improves radiating rate, when 10 overclocking of heat sink works
When, when the temperature in unit for electromechanical cabinet 4 reaches the temperature range of the second contrast module 15, central processing unit 18 is controlled by frequency converter 17
Heat sink 10 returns normally, and when heat sink 10 works, driving device 1029 drives the second shaft 1026 to rotate, so as to flabellum
1028 rotations generate air-flow, and air-flow passes through speed changer under the promotion of flabellum 1028 into air passage 1021, first rotating shaft 1022
1027 speedup effect improves rotating speed, so as to which turbo blade 1023 be driven to pressurize air-flow, air-flow row out of air-supply inside groove 103
Go out, due to the presence of frictional force when gas flows, the gas of surrounding can be driven to move together, so when air-flow is blown upwards, meeting
So that there is negative pressure inside air-supply annulus 101, it is supplied so as to which the air of lower section generates upward up-flow, so as to generate
Air flow so that air-flow doubles, and achievees the effect that power equipment radiating and cooling.
It can to sum up obtain, (1), the present invention are by setting air-supply annulus 101, exhaust fan 102 and air-supply inside groove 103, exhaust fan
102 compress air, and the discharge out of air-supply inside groove 103 due to the presence of frictional force when gas flows, can drive the gas of surrounding
It moves together, so when air-flow is blown upwards, can cause negative pressure occur inside air-supply annulus 101, be generated so as to the air of lower section
Upward up-flow supplies it, so as to generate air flow so that air-flow double, by improve aspect of blowing efficiency and with
The form that annular airflow is blown along component surface avoids traditional heat-dissipating device air-flow face component, so as to which resistance is big
The problem of efficiency is low.
(2), the present invention is by setting air passage 1021, first rotating shaft 1022, turbo blade 1023, connecting tube 1024, bellows
1025th, the second shaft 1026, speed changer 1027, flabellum 1028 and driving device 1029, driving device 1029 drive the second shaft
1026 rotations, so as to which the rotation of flabellum 1028 generates air-flow, air-flow is under the promotion of flabellum 1028 into air passage 1021, first rotating shaft
1022 improve rotating speed by the speedup effect of speed changer 1027, so as to which turbo blade 1023 be driven to pressurize air-flow, pass through flabellum
1028 carry out air-flow collection, and turbo blade 1023 is to air pressurized, so as to substantially increase air mass flow.
(3), the present invention detects the temperature in unit for electromechanical cabinet 4 by set temperature sensor 11 in real time, works as cooling
When device 10 works normally, in the case of the temperature in unit for electromechanical cabinet 4 reaches the critical-temperature of the first contrast module 13, central processing unit
18 raise speed to heat sink 10 by frequency converter 17 so that 10 overclocking of heat sink works, and improves radiating rate, works as heat sink
When 10 overclockings work, when the temperature in unit for electromechanical cabinet 4 reaches the temperature range of the second contrast module 15, central processing unit 18 passes through change
Frequency device 17 controls heat sink 10 to return normally, so as to achieve the effect that intelligent control cooling speed.
It should be noted that term " comprising ", "comprising" or its any other variant are intended to the bag of nonexcludability
Contain so that process, method, article or equipment including a series of elements not only include those elements, but also including
It other elements that are not explicitly listed or further includes as elements inherent to such a process, method, article, or device.
In the absence of more restrictions, the element limited by sentence " including a reference structure ", it is not excluded that including described
Also there are other identical elements in the process of element, method, article or equipment.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of power equipment outer cage to be cooled down using annular airflow, including pedestal (1) and built-in control system (18),
It is characterized in that:Mecanum wheel (2) is installed on the downside of the pedestal (1), the upper surface of the pedestal (1) passes through insulation
Lower margin (3) is fixedly connected with unit for electromechanical cabinet (4), and the front of the unit for electromechanical cabinet (4) is connected with cabinet door (6), institute by hinge (5)
The bottom for stating unit for electromechanical cabinet (4) inner wall is fixedly connected with mounting base (7), and the upper surface of the mounting base (7) is installed with first device
Part (8), the upper and lower surface of the unit for electromechanical cabinet (4) offer ventilation port (9), the bottom of unit for electromechanical cabinet (4) inner wall
Heat sink (10) is installed with, the inner wall of the unit for electromechanical cabinet (4) is fixedly connected with temperature sensor (11);
The control system (18) includes central processing unit (12), the input terminal and temperature sensor of the central processing unit (12)
(11) output terminal electrical connection, the output terminal and the input terminal of the first contrast module (13) of the central processing unit (12) are electrically connected
It connects, the output terminal of first contrast module (13) is electrically connected with the input terminal of the first feedback module (14), first feedback
The output terminal of module (14) is electrically connected with the input terminal of central processing unit (12), the output terminal of the central processing unit (12) and
The output terminal electrical connection of two contrast modules (15), the output terminal of second contrast module (15) and the second feedback module (16)
Input terminal is electrically connected, and the output terminal of second feedback module (16) is electrically connected with the input terminal of central processing unit (12), described
The input terminal of central processing unit (12) is electrically connected with the input terminal of frequency converter (17), the output terminal of the frequency converter (17) and cooling
The input terminal electrical connection of device (10).
2. a kind of power equipment outer cage to be cooled down using annular airflow according to claim 1, it is characterised in that:It is described
Heat sink (10) includes air-supply annulus (101), and the surface of the air-supply annulus (101) is installed with exhaust fan (102), institute
The surface for stating air-supply annulus (101) offers air-supply inside groove (103), and the exhaust fan (102) is connected with air-supply inside groove (103)
Logical, the shape of the air-supply inside groove (103) is truncated cone-shaped, and the busbar angle of inclination of the round platform for inside groove (103) formation of blowing is
37 degree.
3. a kind of power equipment outer cage to be cooled down using annular airflow according to claim 2, it is characterised in that:It is described
Exhaust fan (102) includes air passage (1021), and the inner cavity of the air passage (1021) is connected with first rotating shaft (1022), and described the
The surface of one shaft (1022) is fixedly connected with turbo blade (1023), and one end of the air passage (1021) passes through connecting tube
(1024) be fixedly connected with bellows (1025), the shape of the connecting tube (1024) is truncated cone-shaped, the bellows (1025) it is interior
Chamber is connected with the second shaft (1026), and second shaft (1026) passes through speed changer (1027) and first rotating shaft (1022)
Connection, the surface of second shaft (1026) are fixedly connected with flabellum (1028), and the inner wall of the bellows (1025), which is fixed, to be connected
It is connected to driving device (1029).
4. a kind of power equipment outer cage to be cooled down using annular airflow according to claim 3, it is characterised in that:It is described
Driving device (1029) includes motor (10291), first bevel gear (10292) and second bevel gear (10293), first cone
Gear (10292) is fixedly connected on the output shaft of motor (10291), and the second bevel gear (10293) is fixedly connected on
The surface of two shafts (1026), the first bevel gear (10292) are engaged with second bevel gear (10293), the motor
(10291) it is brushless motor.
5. a kind of power equipment outer cage to be cooled down using annular airflow according to claim 1, it is characterised in that:It is described
The quantity of Mecanum wheel (2) is four, and four Mecanum wheels (2) are arranged on pedestal (1) in the form of rectangular array
Downside.
6. a kind of power equipment outer cage to be cooled down using annular airflow according to claim 1, it is characterised in that:It is described
The shape of ventilation port (9) is bar shaped, and ventilation port (9) is arranged on the upper surface of unit for electromechanical cabinet (4) under in the form of annular array
Surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711479112.XA CN108063384A (en) | 2017-12-29 | 2017-12-29 | A kind of power equipment outer cage to be cooled down using annular airflow |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711479112.XA CN108063384A (en) | 2017-12-29 | 2017-12-29 | A kind of power equipment outer cage to be cooled down using annular airflow |
Publications (1)
Publication Number | Publication Date |
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CN108063384A true CN108063384A (en) | 2018-05-22 |
Family
ID=62140934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711479112.XA Withdrawn CN108063384A (en) | 2017-12-29 | 2017-12-29 | A kind of power equipment outer cage to be cooled down using annular airflow |
Country Status (1)
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CN (1) | CN108063384A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112838490A (en) * | 2020-12-31 | 2021-05-25 | 江苏东方四通科技股份有限公司 | Intermediate frequency power supply with temperature control protection |
CN112928654A (en) * | 2021-01-27 | 2021-06-08 | 徐云霞 | Automatically controlled switch board with heat dissipation function |
-
2017
- 2017-12-29 CN CN201711479112.XA patent/CN108063384A/en not_active Withdrawn
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112838490A (en) * | 2020-12-31 | 2021-05-25 | 江苏东方四通科技股份有限公司 | Intermediate frequency power supply with temperature control protection |
CN112838490B (en) * | 2020-12-31 | 2023-04-14 | 江苏东方四通科技股份有限公司 | Intermediate frequency power supply with temperature control protection |
CN112928654A (en) * | 2021-01-27 | 2021-06-08 | 徐云霞 | Automatically controlled switch board with heat dissipation function |
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Application publication date: 20180522 |