CN107035708B - A top fan that is used for armoured movable type closed switchgear cooling - Google Patents
A top fan that is used for armoured movable type closed switchgear cooling Download PDFInfo
- Publication number
- CN107035708B CN107035708B CN201710328820.7A CN201710328820A CN107035708B CN 107035708 B CN107035708 B CN 107035708B CN 201710328820 A CN201710328820 A CN 201710328820A CN 107035708 B CN107035708 B CN 107035708B
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- China
- Prior art keywords
- baffle
- frame body
- plate
- fan
- fixedly arranged
- Prior art date
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- 238000001816 cooling Methods 0.000 title claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims description 16
- 238000007599 discharging Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
- F04D25/12—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures
- F04D25/14—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation the unit being adapted for mounting in apertures and having shutters, e.g. automatically closed when not in use
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/52—Casings; Connections of working fluid for axial pumps
- F04D29/522—Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/64—Mounting; Assembling; Disassembling of axial pumps
- F04D29/644—Mounting; Assembling; Disassembling of axial pumps especially adapted for elastic fluid pumps
- F04D29/646—Mounting or removal of fans
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a top fan for cooling armored movable closed switch equipment, which comprises armored movable closed switch equipment and a top fan, wherein the top fan comprises a frame body, a cover plate, a micro switch, a fixed structure, a microprocessor and an axial flow fan; the top fan is fixedly arranged on the outer surface of the armored movable closed switch device and communicated with the inside of the armored movable closed switch device; the cover plate is detachably connected with the upper surface of the frame body, the micro switch is fixedly arranged on the inner side wall of the frame body through a fixing structure, an opening matched with the micro switch is formed in the upper surface of the frame body, and the micro switch is positioned below the cover plate; the output end of the micro switch is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with the motor. The microprocessor pumps out high-temperature air in the armored movable closed switch equipment through the axial-flow type extension, so that the problems that the high-temperature air in the armored movable closed switch equipment cannot be effectively discharged and the hot air flows back are avoided.
Description
Technical Field
The invention relates to a top blower for cooling armored movable closed switch equipment, in particular to temperature rise in 3150A armored movable closed switch equipment with current level more than or equal to 3150A.
Background
At present, the mode of solving the temperature rise of 3150A or more armored movable metal-enclosed switchgear produced by many manufacturers is forced air cooling, namely, the mode of adding fans into a breaker room and a cable room in a cabinet, but the mode of adding fans into the cabinet has the following defects:
the first, the circuit breaker and the cable chamber fan are complex to install, the sheet metal parts are more, and the cost is higher;
second, the interior fan of cabinet can not effectually discharge the heat outside the cabinet, can produce the backward flow phenomenon even, leads to the interior temperature of cubical switchboard higher.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide the top fan for cooling the armored movable closed switch equipment, which is used for directionally discharging high-temperature air in the armored movable closed switch equipment, so that the armored movable closed switch equipment is protected, and faults caused by equipment overheating are avoided.
In order to achieve the above purpose, the invention provides a top fan for cooling an armored movable closed switch device, which comprises an armored movable closed switch device 14 and a top fan, wherein the top fan comprises a frame body 1, a cover plate 4, a micro switch 6, a fixed structure, a microprocessor and an axial flow fan 7; the top fan is fixedly arranged on the outer surface of the armored movable closed switch equipment 14, and is communicated with the inside of the armored movable closed switch equipment 14;
the cover plate 4 is detachably connected with the upper surface of the frame body 1, the micro switch 6 is fixedly arranged on the inner side wall of the frame body 1 through a fixing structure, an opening matched with the micro switch 6 is formed in the upper surface of the frame body 1, and the micro switch 6 is positioned below the cover plate 4;
the axial flow fan 7 comprises a fan, a motor and a protective shell, wherein the fan is fixedly connected with an output shaft of the motor, the fan and the motor are both positioned in the protective shell, the motor is fixedly arranged in the protective shell, and the upper end of the protective shell is fixedly connected with the lower surface of the frame body 1; the output end of the micro switch 6 is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with the motor.
Preferably, the frame body 1 comprises an inner frame and an outer frame, the inner frame comprises a left baffle, a right baffle, a front baffle and a rear baffle, and the outer frame comprises a left side plate, a right side plate, a front side plate and a rear side plate; left side baffle right side baffle preceding baffle with backplate is mutual fixed connection end to end in proper order, left side board right side board preceding curb plate with backplate is mutual fixed connection end to end in proper order, the frame cover is established and is fixed the setting on the inside casing surface.
Preferably, a limiting block 5 is included; both ends of the left edge of the cover plate 4 are respectively hinged with the rear side wall of the frame body 1, the lower end of the limiting block 5 is rotationally connected with the rear side wall of the frame body 1, and the upper end of the limiting block 5 is rotationally connected with the left edge of the cover plate 4; the rotation angle range of the cover plate is 0-40 degrees.
Preferably, the protective shell comprises an upper air plate 12, a lower air plate 13 and an air duct 16; the upper air plate 12 is provided with a plurality of holes which are distributed at equal intervals around the axis along the circumferential direction, the upper air plate 12 and the lower air plate 13 have the same size and shape, the upper air plate 12 is fixedly arranged on the upper surface of the air duct 16, and the lower air plate 13 is fixedly arranged on the lower surface of the air duct 16.
Preferably, the shape of the aperture is triangular or rectangular.
Preferentially, the fixing structure comprises a baffle and a plurality of screws, the baffle is L-shaped or U-shaped, the baffle is fixedly connected with the inner side wall of the frame body 1 through the plurality of screws, and the micro switch 6 is fixedly arranged on the baffle.
The invention has the beneficial effects that:
(1) The invention has simple structure and operation method, and is beneficial to mass production; the microprocessor pumps out high-temperature air in the armored movable closed switch equipment through the axial-flow type extension, so that the service life of the armored movable closed switch equipment is prolonged; the invention is arranged on the periphery of the armoured movable closed switch equipment, so that the problems that the high-temperature air in the armoured movable closed switch equipment cannot be effectively discharged and the hot air flows back are avoided, and the influence on the armoured movable closed switch equipment is reduced.
(2) After the device stops working, the cover plate automatically slowly falls down without the action of air buoyancy, the cover plate does not need to be manually closed, the operation steps are simplified, the practical performance of the device is improved, and the labor cost is reduced;
(3) When the invention works, the U-shaped or L-shaped baffle plate protects the micro switch, so that high-temperature air bypasses, vibration generated by high temperature and collision with air is avoided, the micro switch is well protected, and the service life of the micro switch is prolonged;
(4) The frame body comprises an outer frame and an inner frame, and the double-layer reinforcing structure enables the device to be more firm and durable; the equidistant holes on the protective shell avoid sucking the components in the armored movable closed switch equipment into the axial flow fan.
Drawings
FIG. 1 is a block diagram of a top blower of the present invention;
FIG. 2 is a block diagram of a top blower in accordance with the present invention;
FIG. 3 is a schematic diagram of the invention with the operation of the head wind on;
fig. 4 is a schematic diagram of the present invention when the top fan is stopped.
The meaning of the symbols in the drawings, 1-baffle; 2-a front side plate; 3-left side plate; 4-cover plate; 5-limiting blocks; 6-a micro switch; 7-an axial flow fan; 8-right side plate; 9-a rear side plate; 10-a fixed structure; 11-bottom block; 12-wind feeding plate; 13-a downwind plate; 14-armoured withdrawable closed switching device; 15-instrument room panel; 16-wind cylinder; 17-armoured withdrawable closed switching device; 18-top blower.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
As shown in fig. 1, a top fan for cooling an armored movable closed switch device comprises an armored movable closed switch device 14 and a top fan, wherein the top fan comprises a frame body 1, a cover plate 4, a micro switch 6, a fixed structure, a microprocessor and an axial flow fan 7; the instrument room panel comprises a display screen and a microprocessor; the top fan is fixedly arranged on the outer surface of the armored movable closed switch equipment 14, and is communicated with the inside of the armored movable closed switch equipment 14; the state of the micro switch can be visually checked on the display screen;
as shown in fig. 2, the cover plate 4 is detachably connected to the upper surface of the frame 1, the micro switch 6 is fixedly arranged on the inner side wall of the frame 1 through a fixing structure, an opening matched with the micro switch 6 is formed on the upper surface of the frame 1, and the micro switch 6 is located below the cover plate 4;
the axial flow fan 7 comprises a fan, a motor and a protective shell, wherein the fan is fixedly connected with an output shaft of the motor, the fan and the motor are both positioned in the protective shell, the motor is fixedly arranged in the protective shell, and the upper end of the protective shell is fixedly connected with the lower surface of the frame body 1; the output end of the micro switch 6 is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with the motor.
Further, the frame body 1 comprises an inner frame and an outer frame, wherein the inner frame comprises a left baffle, a right baffle, a front baffle and a rear baffle, and the outer frame comprises a left side plate, a right side plate, a front side plate and a rear side plate; the left baffle, the right baffle, the front baffle and the rear baffle are fixedly connected with each other end to end in sequence, the left side plate, the right side plate, the front side plate and the rear side plate are fixedly connected with each other end to end in sequence, the outer frame is sleeved and fixedly arranged on the outer surface of the inner frame, and the double-layer structure enables the frame body 1 to be stronger and durable and strong in stability; the inner frame component part, the outer frame component part, and the inner frame and the outer frame are fixedly connected through rivets.
Further, a limiting block 5 is included; as shown in fig. 3, two ends of the left edge of the cover plate 4 are respectively hinged to the rear side wall of the frame body 1, the lower end of the limiting block 5 is rotationally connected with the rear side wall of the frame body 1, the upper end of the limiting block 5 is rotationally connected with the left edge of the cover plate 4, and the limiting block 5 limits the rotation angle of the cover plate 4 to 0-40 degrees.
Further, the protective shell comprises an upper air plate 12, a lower air plate 13 and an air duct 16; six holes which are distributed at equal intervals are formed in the upper air plate 12 along the circumferential direction around the axis, and the shape of each hole is triangle or rectangle; the size and the appearance of the upper air plate 12 and the lower air plate 13 are the same, the upper air plate 12 is fixedly arranged on the upper surface of the air duct 16, and the lower air plate 13 is fixedly arranged on the lower surface of the air duct 16.
Further, the fixing structure comprises a baffle and two screws, the baffle is L-shaped or U-shaped, the baffle is fixedly connected with the inner side wall of the frame body 1 through the screws, and the micro switch 6 is fixedly arranged on the baffle.
When the invention works, as shown in fig. 4, a technician opens the cover plate 4 first, after detecting that the cover plate 4 is opened, the micro-switch 6 immediately controls the motor in the axial flow fan to start working, drives the fan to rotate, and sucks out and sends out high-temperature air in the armored movable closed switch device 14 by utilizing pressure difference; the cover plate 4 is kept in an open state under the action of the upward flowing air buoyancy and the supporting force of the frame body; when the temperature clothes in the armored movable type closed switch equipment 14 are restored to normal temperature, the microprocessor controls the axial flow fan to be turned off, and at the moment, the cover plate 4 slowly falls under the action of self gravity to cover the frame body 1 as shown in fig. 3.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and variations could be made by those skilled in the art without departing from the technical principles of the present invention, and such modifications and variations should also be regarded as being within the scope of the invention.
Claims (2)
1. The top fan for cooling the armored movable closed switch equipment comprises armored movable closed switch equipment (14) and is characterized by comprising a top fan, wherein the top fan comprises a frame body (1), a cover plate (4), a micro switch (6), a fixed structure, a microprocessor and an axial flow fan (7); the top fan is fixedly arranged on the outer surface of the armored movable closed switch equipment (14), and is communicated with the inside of the armored movable closed switch equipment (14);
the cover plate (4) is detachably connected with the upper surface of the frame body (1), the micro switch (6) is fixedly arranged on the inner side wall of the frame body (1) through a fixing structure, an opening matched with the micro switch (6) is formed in the upper surface of the frame body (1), and the micro switch (6) is located below the cover plate (4);
the axial flow fan (7) comprises a fan, a motor and a protective shell, wherein the fan is fixedly connected with an output shaft of the motor, the fan and the motor are both positioned in the protective shell, the motor is fixedly arranged in the protective shell, and the upper end of the protective shell is fixedly connected with the lower surface of the frame body (1); the output end of the micro switch (6) is electrically connected with the input end of the microprocessor, and the output end of the microprocessor is electrically connected with the motor
Comprises a limiting block (5); the two ends of the left edge of the cover plate (4) are respectively hinged with the rear side wall of the frame body (1), the lower end of the limiting block (5) is rotationally connected with the rear side wall of the frame body (1), and the upper end of the limiting block (5) is rotationally connected with the left edge of the cover plate (4); the rotation angle range of the cover plate (4) is 0-40 degrees;
the fixing structure comprises a baffle and a plurality of screws, the baffle is L-shaped or U-shaped, the baffle is fixedly connected with the inner side wall of the frame body (1) through the plurality of screws, and the micro switch (6) is fixedly arranged on the baffle;
the frame body (1) comprises an inner frame and an outer frame, wherein the inner frame comprises a left baffle, a right baffle, a front baffle and a rear baffle, and the outer frame comprises a left side plate, a right side plate, a front side plate and a rear side plate; the left baffle, the right baffle, the front baffle and the rear baffle are fixedly connected with each other end to end in sequence, the left side plate, the right side plate, the front side plate and the rear side plate are fixedly connected with each other end to end in sequence, and the outer frame is sleeved and fixedly arranged on the outer surface of the inner frame;
the protective shell comprises an upper air plate (12), a lower air plate (13) and a wind barrel (16); the wind feeding plate (12) is provided with a plurality of holes which are distributed at equal intervals around the axis along the circumferential direction, the wind feeding plate (12) and the wind discharging plate (13) are the same in size and shape, the wind feeding plate (12) is fixedly arranged on the upper surface of the wind barrel (16), and the wind discharging plate (13) is fixedly arranged on the lower surface of the wind barrel (16).
2. A top fan for cooling an armored mobile enclosed switchgear as claimed in claim 1, wherein the apertures are triangular or rectangular in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328820.7A CN107035708B (en) | 2017-05-11 | 2017-05-11 | A top fan that is used for armoured movable type closed switchgear cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710328820.7A CN107035708B (en) | 2017-05-11 | 2017-05-11 | A top fan that is used for armoured movable type closed switchgear cooling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107035708A CN107035708A (en) | 2017-08-11 |
| CN107035708B true CN107035708B (en) | 2024-04-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710328820.7A Active CN107035708B (en) | 2017-05-11 | 2017-05-11 | A top fan that is used for armoured movable type closed switchgear cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107035708B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108757528B (en) * | 2018-05-04 | 2024-05-10 | 无锡康泰电子有限公司 | Intelligent ventilating fan |
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| CN201296248Y (en) * | 2008-10-23 | 2009-08-26 | 王坚群 | Automatic adjusting exhaust emission device for railway vehicle |
| CN102360708A (en) * | 2011-06-09 | 2012-02-22 | 重庆源通电器设备制造有限责任公司 | Prefabricated buried transformer substation |
| CN102436275A (en) * | 2011-11-16 | 2012-05-02 | 江苏正佰电气有限公司 | Switch cabinet temperature control device |
| CN102496863A (en) * | 2011-11-11 | 2012-06-13 | 江苏正佰电气有限公司 | Heat-dissipation device of switch cabinet |
| CN102679522A (en) * | 2012-05-31 | 2012-09-19 | 苏州盟通利机电设备有限公司 | Self-locking self-drooping air door structure |
| CN103094853A (en) * | 2011-10-27 | 2013-05-08 | 张辉 | Automatic temperature regulation switch cabinet |
| CN206972576U (en) * | 2017-05-11 | 2018-02-06 | 江苏南瑞帕威尔电气有限公司 | A kind of top fan for the cooling of armored withdraw type sealing switch equipment |
-
2017
- 2017-05-11 CN CN201710328820.7A patent/CN107035708B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201296248Y (en) * | 2008-10-23 | 2009-08-26 | 王坚群 | Automatic adjusting exhaust emission device for railway vehicle |
| CN102360708A (en) * | 2011-06-09 | 2012-02-22 | 重庆源通电器设备制造有限责任公司 | Prefabricated buried transformer substation |
| CN103094853A (en) * | 2011-10-27 | 2013-05-08 | 张辉 | Automatic temperature regulation switch cabinet |
| CN102496863A (en) * | 2011-11-11 | 2012-06-13 | 江苏正佰电气有限公司 | Heat-dissipation device of switch cabinet |
| CN102436275A (en) * | 2011-11-16 | 2012-05-02 | 江苏正佰电气有限公司 | Switch cabinet temperature control device |
| CN102679522A (en) * | 2012-05-31 | 2012-09-19 | 苏州盟通利机电设备有限公司 | Self-locking self-drooping air door structure |
| CN206972576U (en) * | 2017-05-11 | 2018-02-06 | 江苏南瑞帕威尔电气有限公司 | A kind of top fan for the cooling of armored withdraw type sealing switch equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107035708A (en) | 2017-08-11 |
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