CN2747770Y - Air cooling knap sack - Google Patents
Air cooling knap sack Download PDFInfo
- Publication number
- CN2747770Y CN2747770Y CN 200420110510 CN200420110510U CN2747770Y CN 2747770 Y CN2747770 Y CN 2747770Y CN 200420110510 CN200420110510 CN 200420110510 CN 200420110510 U CN200420110510 U CN 200420110510U CN 2747770 Y CN2747770 Y CN 2747770Y
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- CN
- China
- Prior art keywords
- air cooling
- filter
- air
- knapsack
- direct current
- 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
The utility model relates to an air cooling knapsack which comprises a filter device, a heating device and a damper regulator. The filter device is installed in the body of the air cooling knapsack, and comprises an air-inlet net cover and a filter which are installed orderly from the outer side to the inner side. The heating device is installed in the body of the air cooling knapsack, and is orderly installed beside the filter. The damper regulator is installed on the external wall of the body of the air cooling knap sack. A revolving damper is also orderly installed beside the heating device. The air cooling knap sack of the utility model can effectively increase air cooling effect and filtration effect, and can ensure the stability of the normal operation of a direct current electric motor. The service life of the utility model is prolonged, and the cost is reduced.
Description
Technical field
The utility model relates to a kind of air cooling knapsack, particularly relates to a kind of air cooling knapsack of direct current machine.
Background technology
At present, direct current machine all has use widely in all trades and professions.General roughing, steel pipe, cold rolling, the employed direct current machine of hot rolling or the like substantially all is to adopt the air cooling knapsack that this direct current machine is cooled off.The cooling effect that can reach, can directly influence this direct current machine move normally with and life-span of use.As shown in Figure 1, be the structural representation of the present air cooling knapsack 1 ' that uses, it comprises: cooling knapsack mounting flange 101 ', cooling knapsack reel 102 ', cooling knapsack cover plate 103 ', YCD (low efficient filter screen) air strainer 104 ', cooling knapsack guard 105 '.It sucks surrounding air in it, directly sends into direct current machine after filtering through YCD air strainer 104 ', and this direct current machine is cooled off.
This air cooling knapsack 1 ' in use has following shortcoming:
1, surrounding air directly enters the cooling inside backpacks after filtering, and direct current machine is cooled off; Because ambient temperature is very big with the changes of seasons contrast, and the chilling temperature of direct current machine depends on ambient temperature, so when ambient temperature is low, can not carry out preheating to the lower cooling air of temperature, move normal direct current machine and also can be easy to generate noise, cause the oxide-film attenuation of direct current machine, it is big that commutation spark becomes, brush inordinate wear etc.; When ambient temperature is higher, can not reach best cooling effect, cause the dynamic equilibrium of motor oxide-film to destroy, it is big that commutation spark becomes, thus running status is difficult to hold, and it is big that the maintenance of motor amount just becomes relatively, and electrical machine insulation is bad and aging because of dispelling the heat.
2, the temperature in the direct current machine is uncontrollable.When absolute temperature was on the low side, oxide-film dynamic equilibrium was destroyed, and the commutator face of direct current machine can produce phenomenons such as streak, groove, crowded copper, and the direct current machine running status just is difficult to hold.When direct current machine is loaded when higher,, be easy to generate ring fire burn engine commutator and brush because commutator has streak, groove, squeezes phenomenon such as copper.
3, the air quantity that enters in the motor is unadjustable, and does not have the blast supervising device.Cause the pollution of the intake of motor with screen pack, i.e. the increase of resistance and reducing causes poor filtration effect thus, and filter is short useful life.When the load of motor is higher, because the cooling air quantity of motor is on the low side, make the temperature drift of motor, cause the ageing of insulation of motor windings, winding interturn short-circuit takes place thus easily, winding is burnt out.The ventilation quantity of motor is uncontrollable in addition, also can cause the dynamic equilibrium of motor oxide-film to destroy, and wear of brush is very fast, and the maintenance of motor amount is increased, and shorten useful life.
Summary of the invention
The purpose of this utility model is to provide a kind of air cooling knapsack, and it can effectively improve ventilate cooling and filter effect, can guarantee the stability of the normal operation of direct current machine, prolongs its useful life, reduces cost.
For achieving the above object, the utility model provides a kind of air cooling knapsack, and it comprises a filter, a heater and a damper regulator;
Described filter is installed in air cooling knapsack box house, and it comprises air inlet guard and filter that ecto-entad is installed successively; Described heater is installed in air cooling knapsack box house, and it is installed in by the filter successively; Described damper regulator is installed on the air cooling knapsack cabinet exterior;
At the other revolving damper that also is equipped with successively of described heater;
Described filter is the high efficiency particulate air filter of M type structure;
Also be provided with temperature controller on the described heater, can monitor in real time,, can report to the police automatically when temperature drift or when on the low side to current temperature;
Also be provided with blast switch on the described damper regulator, can monitor in real time, when ventilation quantity is not enough, can report to the police automatically current ventilation quantity.
The air cooling knapsack that the utility model provides has following advantage:
1, this air cooling knapsack adopts front air intake mode, makes the air intake resistance less, and the air quantity that enters motor is even, and owing to adopts the filter of M type structure, good filtration effect.
2, this air cooling knapsack can be regulated air quantity and temperature; the monitoring and the warning function that also have temperature and blast simultaneously; for the normal commutation and the stable operation of direct current machine provides the good operation condition, motor operating state is good, and maintenance obviously reduces.
3, this air cooling knapsack can be regulated revolving damper, can in time regulate the position of this revolving damper according to the contaminated situation of filter, satisfies the needed normal ventilation quantity of cooling direct current machine, can prolong the physical life of filter simultaneously.
Description of drawings
Fig. 1 is the structural representation of air cooling knapsack in the background technology;
The structural representation of the box house of the air cooling knapsack that Fig. 2 provides for the utility model;
The structural representation of the casing outside of the air cooling knapsack that Fig. 3 provides for the utility model;
The casing exterior lateral sides schematic diagram of the air cooling knapsack that Fig. 4 provides for the utility model.
Embodiment
Following according to Fig. 2～Fig. 4, a kind of preferred forms of the present utility model is described.
As shown in Figure 2, the structural representation of the box house of the air cooling knapsack that provides for the utility model, as shown in Figure 3, the structural representation of the casing outside of the air cooling knapsack that provides for the utility model, this air cooling knapsack comprises a filter, a heater 101 and a damper regulator 102;
Described filter is installed in air cooling knapsack casing 11 inside, and it comprises air inlet guard 103 and filter (for the APP-5 high efficiency particulate air filter) 104 that ecto-entad is installed successively; Described heater 101 is installed in air cooling knapsack casing 11 inside, and it is other that it is installed in filter 104 successively, can adopt the explosion-proof type plate heater; Described damper regulator 102 is installed on air cooling knapsack casing 11 outer walls;
At the described heater 101 other revolving dampers 105 that also are equipped with successively;
Described filter 104 is a M type structure;
Referring to Fig. 4, described heater 101 also is provided with temperature controller 1011, and it can be monitored in real time to current temperature, when temperature drift or when on the low side, can report to the police automatically;
Referring to Fig. 4, also be provided with blast switch 1021 on the described damper regulator 102, it can be monitored in real time to current ventilation quantity, when ventilation quantity is not enough, can report to the police automatically.
The air cooling knapsack that the utility model provides, its operation principle is as follows:
Surrounding air enters air cooling knapsack casing 11 inside from air inlet guard 103, after filter 104 filtrations, temperature controller carries out real-time control measurement to surrounding air, if measure temperature when being lower than 6 ℃ this moment, heater 101 can be devoted oneself to work automatically, cold air is carried out preheating, after cold air is preheated to 15～18 ℃, heater 101 quits work automatically, the air that is heated to 15～18 ℃ is entered in the direct current machine by turnable air door 105, like this, because the air themperature that enters in the direct current machine is more satisfactory, make the dynamic equilibrium of motor oxide-film stable, the direct current machine surface is difficult for producing streak, squeezes phenomenons such as copper, and DC machines commutation spark is normal, the wear of brush amount is normal, and motor operating state is stable; If measure temperature when being higher than 35 ℃, transfer big by the revolving damper 105 that damper regulator 102 will cool off in the knapsack, increase the ventilation quantity of direct current machine, guarantee the ventilation cooling of direct current machine, avoid motor to cause the motor windings ageing of insulation to be damaged because of temperature rise is higher;
When the required intake of direct current machine cooling is on the low side, can detect current blast by blast switch, if when recording blast and being lower than 100pa, regulate the size that revolving damper 105 is opened by damper regulator 102, it is opened about 70%, increase the cooling air quantity of direct current machine, it can be cooled off direct current machine normally.
Because the dust of surrounding air is more, can cause certain pollution to filter 104, the resistance of air intake will increase immediately.When filter 104 is not subjected to polluting, the resistance minimum of air intake, the ventilation quantity maximum as long as revolving damper 105 is opened about 30%, can satisfy the required ventilation quantity of the normal cooling of direct current machine; After filter 104 was contaminated, the air intake resistance increased, and ventilation quantity reduces, and this moment, the scalable revolving damper 105, and it is opened to about 70%, just can satisfy direct current machine is normally cooled off required ventilation quantity; Contaminated when very serious when filter 104, ventilation quantity can be obviously not enough, if revolving damper 105 is adjusted to maximum this moment, promptly opened 100% o'clock, blast switch can be reported to the police automatically, cuts off the operation of direct current machine simultaneously, and prompting must be changed filter 104.
The air cooling knapsack that the utility model provides has following advantage:
1, this air cooling knapsack adopts front air intake mode, makes the air intake resistance less, and the air quantity that enters motor is even, and owing to adopts the filter of M type structure, good filtration effect.
2, this air cooling knapsack can be regulated air quantity and temperature; the monitoring and the warning function that also have temperature and blast simultaneously; for the normal commutation and the stable operation of direct current machine provides the good operation condition, motor operating state is good, and maintenance obviously reduces.
3, this air cooling knapsack can be regulated revolving damper, can in time regulate the position of this revolving damper according to the contaminated situation of filter, satisfies the needed normal ventilation quantity of cooling direct current machine, can prolong the useful life of filter simultaneously.
Claims (4)
1. air cooling knapsack, it comprises filter, heater (101) and damper regulator (102); Be characterised in that,
Described filter is installed in air cooling knapsack casing (11) inside, comprises air inlet guard (103) and filter (104) that ecto-entad is installed successively;
Described heater (101) is installed in air cooling knapsack casing (11) inside, and it is other to be installed in filter (104) successively;
Described damper regulator (102) is installed on air cooling knapsack casing (11) outer wall;
At the other revolving damper (105) that also is equipped with successively of described heater (101).
2. air cooling knapsack as claimed in claim 1 is characterized in that, described filter (104) is a M type structure.
3. air cooling knapsack as claimed in claim 1 is characterized in that, also is provided with temperature controller (1011) on the described heater (101).
4. air cooling knapsack as claimed in claim 1 is characterized in that, also is provided with blast switch (1021) on the described damper regulator (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110510 CN2747770Y (en) | 2004-11-30 | 2004-11-30 | Air cooling knap sack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420110510 CN2747770Y (en) | 2004-11-30 | 2004-11-30 | Air cooling knap sack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2747770Y true CN2747770Y (en) | 2005-12-21 |
Family
ID=35708310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420110510 Expired - Fee Related CN2747770Y (en) | 2004-11-30 | 2004-11-30 | Air cooling knap sack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2747770Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778321A (en) * | 2011-04-13 | 2012-11-14 | 梁承德 | Bidirectional wind pressure detecting apparatus |
| CN104065206A (en) * | 2013-03-18 | 2014-09-24 | 宝山钢铁股份有限公司 | Ventilation cooling device of alternating current motor |
| CN104779742A (en) * | 2014-01-09 | 2015-07-15 | 宝山钢铁股份有限公司 | Cooling device for AC motor |
-
2004
- 2004-11-30 CN CN 200420110510 patent/CN2747770Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102778321A (en) * | 2011-04-13 | 2012-11-14 | 梁承德 | Bidirectional wind pressure detecting apparatus |
| CN102778321B (en) * | 2011-04-13 | 2015-01-21 | 梁承德 | Bidirectional wind pressure detecting apparatus |
| CN104065206A (en) * | 2013-03-18 | 2014-09-24 | 宝山钢铁股份有限公司 | Ventilation cooling device of alternating current motor |
| CN104065206B (en) * | 2013-03-18 | 2016-08-24 | 宝山钢铁股份有限公司 | The ventilation cooling device of alternating current generator |
| CN104779742A (en) * | 2014-01-09 | 2015-07-15 | 宝山钢铁股份有限公司 | Cooling device for AC motor |
| CN104779742B (en) * | 2014-01-09 | 2017-07-28 | 宝山钢铁股份有限公司 | The heat radiation cooling device of alternating current generator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20051221 Termination date: 20131130 |