CN202435770U - Circulating ventilation fan of electrical appliance ageing cabinet - Google Patents
Circulating ventilation fan of electrical appliance ageing cabinet Download PDFInfo
- Publication number
- CN202435770U CN202435770U CN2011205160579U CN201120516057U CN202435770U CN 202435770 U CN202435770 U CN 202435770U CN 2011205160579 U CN2011205160579 U CN 2011205160579U CN 201120516057 U CN201120516057 U CN 201120516057U CN 202435770 U CN202435770 U CN 202435770U
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- CN
- China
- Prior art keywords
- valve
- blower fan
- bevel gear
- cabinet
- aging cabinet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
A circulating ventilation fan of an electrical appliance ageing cabinet comprises an ageing cabinet body. A fan bevel gear is arranged in a hollow cavity of a cabinet top of the ageing cabinet body and connected with an impeller and a motor arranged outside the ageing cabinet body, two ends of a circulating air pipe penetrate through a lower plate of the hollow cavity of the cabinet top of the ageing cabinet body, a heating element is arranged in the middle of the circulating air pipe, the fan bevel gear and the impeller are arranged in front of the heating element, the fan bevel gear is mounted in a transmission pair shell, an exhaust valve is arranged along the circulating air pipe and in an exhaust pipe behind the heating element, an air inlet valve is arranged in an air inlet pipe, a circulating valve is arranged on the circulating air pipe between the exhaust pipe and the air inlet pipe, a valve motor is arranged on a top plate of the ageing cabinet body between the exhaust pipe and the air inlet pipe, and a sprocket is arranged on each of a transmission shaft of the valve motor, a rotating shaft of the exhaust valve and a rotating shaft of the air inlet valve. The circulating ventilation fan is used for realizing temperature drop and temperature rise so as to realize circulating ventilation finally. The circulating ventilation fan of the electrical appliance ageing cabinet is simple in structure, long in service life and convenient to maintain.
Description
Technical field
The utility model relates to the blower fan of the aging cabinet of a kind of electrical equipment, is specifically related to a kind of cyclical breathing blower fan of electric aging cabinet, is used for intensification and cooling to aging cabinet.
Background technology
The aging cabinet of electrical equipment is the equipment that goes out a kind of high temperature, abominable test environment to the high-performance electronic product simulation; Be the important tests equipment that improves product stability, reliability, this equipment has been widely used in fields such as power supply electronic, computer, communication, bio-pharmaceuticals.
The intensification of present aging cabinet mainly is to lean on the circulated air of blower fan and pipeline to realize, the cooling of aging cabinet generally is in other positions of aging cabinet the exhausting blower fan to be installed.So an aging cabinet often needs two blower fans could realize heating up and cooling at least.Too much blower fan and air inlet air port the waste resource is set.
Summary of the invention
To the problem that prior art exists, the utility model provides the cyclical breathing blower fan of the aging cabinet of a kind of electrical equipment, and is simple in structure; Whole device is stable, can well realize the intensification of aging cabinet, and the cooling behind the high temperature; And electric machine external, high life, easy to maintenance.
To achieve these goals, the technical scheme that the utility model adopts is: the cyclical breathing blower fan of the aging cabinet of a kind of electrical equipment includes aging cabinet; In the cabinet head space chamber of aging cabinet, be provided with the blower fan bevel gear, the blower fan bevel gear links to each other with impeller, also links to each other with the motor that is located at aging cabinet outside; The deeply aging cabinet of the lower plywood inside in aging cabinet cabinet head space chamber is passed at circulation airduct two ends; One end air intake, one brings out wind, realizes circulation; Circulation airduct middle part is provided with heater block, and the heater block front end is blower fan bevel gear, impeller, and the blower fan bevel gear is installed in the transmission housing; The transmission housing is located on the transmission fixed mount; Along the circulation airduct, in the rear end of heater block, be provided with exhaust duct and blast pipe, be provided with exhaust valve in the exhaust duct; Be provided with the air intake valve in the blast pipe; And on the circulation airduct between exhaust duct and the blast pipe, be provided with circulating valve, the aging cabinet top board between exhaust duct and the blast pipe is provided with valve driving machine, and the rotating shaft of the power transmission shaft of valve driving machine, exhaust valve and air intake valve is provided with sprocket wheel; Sprocket wheel leans on the chain drive with its engagement, and valve driving machine is used for the switch of electronic by-pass valve control.
Described impeller level is installed, and the output shaft end suit bevel gear of impeller and blower motor is realized the transmission of vertical axis,
Described circulating valve is a ball valve, and promptly the rotating shaft of valve turn 90 degrees the back complete opening revolving, and continue to revolve to turn 90 degrees and be complete closure, and when exhaust valve and air intake valve complete opening, circulating valve is closure fully.
Described motor, blower fan bevel gear and impeller sets become blower fan.
The beneficial effect of the utility model is:
Mainly installing through the heater block the place ahead in the circulated air pipeline that circulating fan comes additional is that aging cabinet heats up, and through being arranged so that when in-cabinet temperature is too high of exhaust duct and blast pipe, and the effect through blower fan and the switching of valve are switched hot blast discharged cold air sucked and realized lowering the temperature; The final cyclical breathing function that realizes; The utility model is simple in structure, and whole device is stable, can well realize the intensification of aging cabinet; And the cooling behind the high temperature; And electric machine external, high life, easy to maintenance.
Description of drawings
Accompanying drawing is the structural representation of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further explain.
Referring to accompanying drawing, the cyclical breathing blower fan of the aging cabinet of a kind of electrical equipment includes aging cabinet 1; In the cabinet head space chamber 2 of aging cabinet 1, be provided with blower fan bevel gear 7, blower fan bevel gear 7 links to each other with impeller 8, also links to each other with the motor 6 that is located at aging cabinet outside; The deeply aging cabinet of lower plywood 16 inside in aging cabinet cabinet head space chamber 2 is passed at circulation airduct 3 two ends; One end air intake, one brings out wind, realizes circulation; Circulation airduct 3 middle parts are provided with heater block 15, and heater block 15 front ends are blower fan bevel gear 7, impeller 8, and blower fan bevel gear 7 is installed in the transmission housing 4; Transmission housing 4 is located on the transmission fixed mount 5; Along circulation airduct 3, in the rear end of heater block 15, be provided with exhaust duct 10 and blast pipe 11, be provided with exhaust valve 9 in the exhaust duct 10; Be provided with air intake valve 12 in the blast pipe 11; And on the circulation airduct 3 between exhaust duct 10 and the blast pipe 11, be provided with circulating valve 14, aging cabinet 1 top board between exhaust duct 10 and the blast pipe 11 is provided with valve driving machine 13, and the rotating shaft of the power transmission shaft of valve driving machine 13, exhaust valve 9 and air intake valve 12 is provided with sprocket wheel; Sprocket wheel leans on the chain drive with its engagement, and valve driving machine 13 is used for the switch of electronic by-pass valve control.
Described impeller 8 levels are installed, and the output shaft end suit bevel gear 7 of impeller and blower motor is realized the transmission of vertical axis.
The high-temperature gas that motor 6 settings like this are not circulated in the airduct influences, and is convenient to maintenance, has increased the useful life of motor.
Described motor 6, blower fan bevel gear 7 and impeller 8 are formed blower fans.
Described circulating valve 14 is a ball valve, and promptly the rotating shaft of valve turn 90 degrees the back complete opening revolving, and continue to revolve to turn 90 degrees and be complete closure, and when exhaust valve 9 during with air intake valve 12 complete openings, circulating valve 14 is closure fully.
The utility model is simple in structure, and whole device is stable, can well realize the intensification of aging cabinet, and the cooling behind the high temperature, and electric machine external, and high life is easy to maintenance.
In a word, the utility model provides the cyclical breathing blower fan of the aging cabinet of a kind of electrical equipment, can be widely used in various aging cabinets.
The design and the scope that do not break away from the utility model can be made many other changes and remodeling.Should be appreciated that the utility model is not limited to specific execution mode, the scope of the utility model is defined by the following claims.
Claims (3)
1. the cyclical breathing blower fan of the aging cabinet of electrical equipment includes aging cabinet (1), it is characterized in that; In the cabinet head space chamber (2) of aging cabinet (1), be provided with blower fan bevel gear (7), blower fan bevel gear (7) links to each other with impeller (8), also links to each other with the motor (6) that is located at aging cabinet outside; The deeply aging cabinet of lower plywood (16) inside in aging cabinet cabinet head space chamber (2) is passed at circulation airduct (3) two ends; One end air intake, one brings out wind, realizes circulation; Circulation airduct (3) middle part is provided with heater block (15); Heater block (15) front end is blower fan bevel gear (7), impeller (8); Blower fan bevel gear (7) is installed in the transmission housing (4), and transmission housing (4) is located on the transmission fixed mount (5), along circulation airduct (3), in the rear end of heater block (15); Be provided with exhaust duct (10) and blast pipe (11); Be provided with exhaust valve (9) in the exhaust duct (10), be provided with air intake valve (12) in the blast pipe (11), and on the circulation airduct (3) between exhaust duct (10) and the blast pipe (11), be provided with circulating valve (14); Aging cabinet (1) top board between exhaust duct (10) and the blast pipe (11) is provided with valve driving machine (13); The rotating shaft of the power transmission shaft of valve driving machine (13), exhaust valve (9) and air intake valve (12) is provided with sprocket wheel, and sprocket wheel leans on the chain drive with its engagement, and valve driving machine (13) is used for the switch of electronic by-pass valve control.
2. the cyclical breathing blower fan of the aging cabinet of a kind of electrical equipment according to claim 1 is characterized in that described impeller (8) level is installed, and the output shaft end suit bevel gear (7) of impeller and blower motor is realized the transmission of vertical axis.
3. the cyclical breathing blower fan of the aging cabinet of a kind of electrical equipment according to claim 1; It is characterized in that; Described circulating valve (14) is a ball valve, and promptly the rotating shaft of valve turn 90 degrees the back complete opening revolving, and continues to revolve to turn 90 degrees and is complete closure; And when exhaust valve (9) and air intake valve (12) complete opening, circulating valve (14) is closed fully.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205160579U CN202435770U (en) | 2011-12-13 | 2011-12-13 | Circulating ventilation fan of electrical appliance ageing cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205160579U CN202435770U (en) | 2011-12-13 | 2011-12-13 | Circulating ventilation fan of electrical appliance ageing cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202435770U true CN202435770U (en) | 2012-09-12 |
Family
ID=46785170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205160579U Expired - Fee Related CN202435770U (en) | 2011-12-13 | 2011-12-13 | Circulating ventilation fan of electrical appliance ageing cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202435770U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487684A (en) * | 2013-09-16 | 2014-01-01 | 广东省东莞市质量监督检测中心 | Mean time between failure (MTBF) testing machine and testing method thereof |
| CN104897989A (en) * | 2015-05-25 | 2015-09-09 | 苏州高新区世纪福科技有限公司 | Burn-in room equipment |
| CN114543234A (en) * | 2022-02-22 | 2022-05-27 | 山西省安装集团股份有限公司 | Energy-concerving and environment-protective idle call heat supply ventilation system |
-
2011
- 2011-12-13 CN CN2011205160579U patent/CN202435770U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103487684A (en) * | 2013-09-16 | 2014-01-01 | 广东省东莞市质量监督检测中心 | Mean time between failure (MTBF) testing machine and testing method thereof |
| CN104897989A (en) * | 2015-05-25 | 2015-09-09 | 苏州高新区世纪福科技有限公司 | Burn-in room equipment |
| CN114543234A (en) * | 2022-02-22 | 2022-05-27 | 山西省安装集团股份有限公司 | Energy-concerving and environment-protective idle call heat supply ventilation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120912 Termination date: 20141213 |
|
| EXPY | Termination of patent right or utility model |