CN204555172U - A kind of air circulation device being applied to plastic processing workshop - Google Patents
A kind of air circulation device being applied to plastic processing workshop Download PDFInfo
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- CN204555172U CN204555172U CN201520174883.8U CN201520174883U CN204555172U CN 204555172 U CN204555172 U CN 204555172U CN 201520174883 U CN201520174883 U CN 201520174883U CN 204555172 U CN204555172 U CN 204555172U
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Abstract
The utility model discloses a kind of air circulation device being applied to plastic processing workshop, comprise cold wind unit and air draft unit, described cold wind unit comprises several air inlet fans, described air draft unit comprises several blowing machines, the circuit module for controlling air inlet fan and blowing machine startup is coupled with between described cold wind unit and air draft unit, described circuit module is when workshop quantity of heat production strengthens gradually, and the quantity controlling air inlet fan and blowing machine startup also increases.The air circulation device being applied to plastic processing workshop of the present utility model, when the quantity that the production equipment in workshop is opened does not wait, the quantity that the air inlet fan of air circulation device and blowing machine are opened is also different, and provide two kinds of embodiments, one is Automated condtrol, two is artificial Non-follow control, this avoid the waste of electric energy.
Description
Technical field
The utility model relates to a kind of air circulation device, especially a kind of air circulation device being applied to plastic processing workshop.
Background technology
General industry workshop, the non-constant of its IAQ, generally when shopwork, needs to discharge in real time the air of its indoor, makes the air in workshop keep fresh.
Existing notification number be CN104259169A patent discloses a kind of inovulant granulation workshop air circulation system, comprise I blower fan, II blower fan, III blower fan, workshop main body and exhaust apparatus; Described workshop main body is the spirality of one end open; Three face wall bodies of workshop main body are respectively equipped with I blower fan, II blower fan and III blower fan; The blind end top of workshop main body is provided with at least one exhaust apparatus.
The above-mentioned workshop air circulatory system is equally applicable to plastic processing workshop, but the I blower fan of the above-mentioned workshop air circulatory system, II blower fan, III blower fan all start when production line is started working, and when being used in plastic processing workshop, if the production equipment in workshop does not all work, then open the waste that all blower fans can cause electric energy.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of air circulation device being applied to plastic processing workshop, when the quantity that the production equipment in workshop is opened does not wait, the quantity that the air inlet fan of air circulation device and blowing machine are opened is also different, this avoid the waste of electric energy.
For achieving the above object, the invention provides following technical scheme: a kind of air circulation device being applied to plastic processing workshop, comprise cold wind unit and air draft unit, described cold wind unit comprises several air inlet fans, and described air draft unit comprises several blowing machines,
Be coupled with the circuit module for controlling air inlet fan and blowing machine startup between described cold wind unit and air draft unit, described circuit module is when workshop quantity of heat production strengthens gradually, and the quantity controlling air inlet fan and blowing machine startup also increases.
The utility model is set to further: described circuit module comprises:
Power meter: be coupled to external power source, to detect the power of load end, and power output signal;
Voltage conversion unit: be coupled to power meter with received power signal, and the voltage signal will do not waited according to the power stage amplitude of different brackets;
Control unit: be coupled to voltage conversion unit, with receiver voltage signal, by producing control signal behind inside;
Driver element: be coupled to control unit, with responsive control signal, and drives air inlet fan and blowing machine work.
The utility model is set to further: described control unit comprises several control parts, and each described control part includes:
Variable resistor: be coupled to external voltage to produce reference signal;
Comparator: its in-phase input end is coupled to the output of voltage conversion unit with receiver voltage signal, reverse input end is coupled to variable resistor to receive reference signal, compares and export comparison signal to voltage signal and reference signal;
Triode assembly: be coupled to the output of comparator to receive comparison signal, and export control signal after switch, to control drive unit drives air inlet fan and blowing machine work.
The utility model is set to further: described circuit module comprises switches set, described switches set comprises several switches, described switch number equals air inlet fan number or blowing machine number, and each described switch is respectively coupled between each described air inlet fan and blowing machine, to control its start and stop.
By adopting technique scheme, air circulation device of the present utility model is provided with circuit module, the startup quantity of air inlet fan and blowing machine is controlled by circuit module, wherein switches set is coupled in the loop of air inlet fan and blowing machine, manually cut-off the first switch, second switch, the 3rd switch and the 4th switch and open the startup quantity controlling air inlet fan and blowing machine, in addition, also by arranging power meter, voltage conversion unit, control unit and driver element to realize the startup quantity automatically controlling air inlet fan and blowing machine, this avoid the waste of electric energy.
Compared to air circulation system of the prior art, the air circulation device being applied to plastic processing workshop of the present utility model has following advantage: when the quantity that the production equipment in workshop is opened does not wait, the quantity that the air inlet fan of air circulation device and blowing machine are opened is also different, and provide two kinds of embodiments, one is Automated condtrol, two is artificial Non-follow control, this avoid the waste of electric energy.
Accompanying drawing explanation
Fig. 1 is the first embodiment view of the utility model air circulation device;
Fig. 2 is the control unit schematic diagram of the utility model first embodiment;
Fig. 3 is the driver element schematic diagram of the utility model first embodiment;
Fig. 4 is the second embodiment view of the utility model air circulation device;
Fig. 5 is the circuit module schematic diagram of the utility model second embodiment.
Reference numeral: 1, cold wind unit; M1, an air inlet fan; M2, No. two air inlet fans; M3, No. three air inlet fans; M4, No. four air inlet fans; 2, air draft unit; M5, an exhaust blower; M6, No. two exhaust blowers; M7, No. three exhaust blowers; M8, No. four exhaust blowers; S1, the first switch; S2, second switch; S3, the 3rd switch; S4, the 4th switch; A1, the first comparator; A2, the second comparator; A3, the 3rd comparator; R1, the first resistance; R2, the second resistance; R3, the 3rd resistance; T1, the first triode; T2, the second triode; T3, the 3rd triode; KM1, the first coil; KM2, the second coil; KM3, tertiary coil; S5, the 5th switch; KM1-1, the first normal open switch; KM2-1, the second normal open switch; KM3-1, the 3rd normal open switch; RP1, the first variable resistor; RP2, the second adjustable resistance; RP3, the 3rd variable resistor; B1, control part; B11, triode assembly.
Detailed description of the invention
Referring to figs. 1 through Fig. 5, the embodiment being applied to the air circulation device in plastic processing workshop of the present utility model is described further.
The air circulation device being applied to plastic processing workshop of the present utility model, comprises cold wind unit 1 and air draft unit 2, and described cold wind unit 1 and air draft unit 2 are all located in a body of wall in workshop; Described cold wind unit 1 comprises four air inlet fans, and described air draft unit 2 comprises four blowing machines; The circuit module for controlling air inlet fan and blowing machine startup quantity is coupled with between described cold wind unit 1 and air draft unit 2.The top that described air inlet fan comprises an air inlet fan M1, No. two air inlet fan M2, No. three air inlet fan M3 and No. four air inlet fan M4, a described air inlet fan M1, No. two air inlet fan M2, No. three air inlet fan M3 and No. four air inlet fan M4 are arranged in body of wall equably; The below that described exhaust blower comprises an exhaust blower M5, No. two exhaust blower M6, No. three exhaust blower M7 and No. four exhaust blower M8, a described exhaust blower M5, No. two exhaust blower M6, No. three exhaust blower M7 and No. four exhaust blower M8 are arranged in body of wall equably.
Based on above situation, the utility model provides following two kinds of embodiments:
First embodiment:
Described control unit comprises the first comparing unit, the second comparing unit and the 3rd comparing unit,
Described first module comprises the first variable resistor, the first comparator A1, the first resistance R1, the first triode T1 and the first coil KM1, the input in the same way of described first comparator A1 is coupled to voltage conversion unit, its reverse input end is coupled to variable resistor, its output is connected to the base stage of the first triode T1 by the first resistance R1, the emitter stage of described first triode T1 is also by the first coil KM1 ground connection, and the colelctor electrode of described first triode T1 is coupled to power supply;
Described second unit comprises the second adjustable resistance, the second comparator A2, the second resistance R2, the second triode T2 and the second coil KM2, the input in the same way of described second comparator A2 is coupled to voltage conversion unit, its reverse input end is coupled to variable resistor, its output is connected to the base stage of the second triode T2 by the second resistance R2, the emitter stage of described second triode T2 is also by the second coil KM2 ground connection, and the colelctor electrode of described second triode T2 is coupled to power supply;
Described Unit the 3rd comprises the 3rd variable resistor, the 3rd comparator A3, the 3rd resistance R3, the 3rd triode T3 and tertiary coil KM3, the input in the same way of described 3rd comparator A3 is coupled to voltage conversion unit, its reverse input end is coupled to variable resistor, its output is connected to the base stage of the 3rd triode T3 by the 3rd resistance R3, the emitter stage of described 3rd triode T3 is also by tertiary coil KM3 ground connection, and the colelctor electrode of described 3rd triode T3 is coupled to power supply.
Described driver element comprises the 5th switch S 5, first normal open switch KM1-1, second normal open switch KM2-1 and the 3rd normal open switch KM3-1, wherein, 5th switch S 5 is coupled between an exhaust blower M5 and No. one air inlet fan M1, described first normal open switch KM1-1 is coupled between No. two exhaust blower M6 and No. two air inlet fan M2, described second normal open switch KM2-1 is coupled between No. three exhaust blower M7 and No. three exhaust blower M7, and described 3rd normal open switch KM3-1 is coupled between No. four exhaust blower M8 and No. four air inlet fan M4.
Specific implementation process:
Power meter can detect the power output of load end, when power is higher, mean that Devices in Workshop is in higher load, now, the voltage signal that voltage conversion unit exports impels the first comparator A1, the second comparator A2 and the 3rd comparator A3 to be all in output state, make the first coil KM1, the second coil KM2 and the equal conducting of tertiary coil KM3, wherein the first variable resistor RP1, the second adjustable resistance RP2, the 3rd variable resistor RP3 are all for generation of reference voltage, again the 5th switch S 5 is closed, like this, all air inlet fans and exhaust blower all work.And when the voltage signal that voltage conversion unit exports is less, mean that Devices in Workshop is in lower load, now the second comparator A2 and the 3rd comparator A3 does not all work, and only has the first comparator A1 in running order, relatively so also just compare power saving.
Embodiment two:
Described circuit module comprises switches set, described switches set comprises, be coupled between an air inlet fan M1 and No. one exhaust blower M5, to control the first switch S 1 of the start and stop of an air inlet fan M1 and No. one exhaust blower M5, be coupled between No. two air inlet fan M2 and No. two exhaust blower M6, to control the second switch S2 of the start and stop of No. two air inlet fan M2 and No. two exhaust blower M6, be coupled between No. three air inlet fan M3 and No. three exhaust blower M7, to control the 3rd switch S 3 of the start and stop of No. three air inlet fan M3 and No. three exhaust blower M7, be coupled between No. four air inlet fan M4 and No. four exhaust blower M8, to control the 4th switch S 4 of the start and stop of No. four air inlet fan M4 and No. four exhaust blower M8.Described circuit module comprises, be coupled to external power source, to detect the power of load end, and the power meter of power output signal, be coupled to power meter with received power signal, and the voltage conversion unit of voltage signal will do not waited according to the power stage amplitude of different brackets, be coupled to voltage conversion unit, with receiver voltage signal, the control unit of control signal is produced more afterwards by inside, be coupled to control unit, with responsive control signal, and drive the driver element of air inlet fan and blowing machine work.
Specific implementation process:
When the equipment that either inside is opened is less, air inlet fan and the blowing machine of now required unlatching do not need a lot, wherein several closing is selected by the first switch S 1, second switch S2, the 3rd switch S 3 and the 4th switch S 4, then only have corresponding several groups of air inlet fans and blowing machine in running order, and when the equipment of either inside is all opened, first switch S 1, second switch S2, the 3rd switch S 3 and the 4th switch S 4 are all closed, now, all air inlet fans and blowing machine are all in running order.
In sum, the air circulation device being applied to plastic processing workshop of the present utility model, when the quantity that the production equipment in workshop is opened does not wait, the quantity that the air inlet fan of air circulation device and blowing machine are opened is also different, and provide two kinds of embodiments, one is Automated condtrol, and two is artificial Non-follow control, this avoid the waste of electric energy.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. be applied to the air circulation device in plastic processing workshop, comprise cold wind unit and air draft unit, it is characterized in that: described cold wind unit comprises several air inlet fans, described air draft unit comprises several blowing machines,
Be coupled with the circuit module for controlling air inlet fan and blowing machine startup between described cold wind unit and air draft unit, described circuit module is when workshop quantity of heat production strengthens gradually, and the quantity controlling air inlet fan and blowing machine startup also increases.
2. air circulation device according to claim 1, is characterized in that: described circuit module comprises:
Power meter: be coupled to external power source, to detect the power of load end, and power output signal;
Voltage conversion unit: be coupled to power meter with received power signal, and the voltage signal will do not waited according to the power stage amplitude of different brackets;
Control unit: be coupled to voltage conversion unit, with receiver voltage signal, by producing control signal behind inside;
Driver element: be coupled to control unit, with responsive control signal, and drives air inlet fan and blowing machine work.
3. air circulation device according to claim 2, is characterized in that: described control unit comprises several control parts, and each described control part includes:
Variable resistor: be coupled to external voltage to produce reference signal;
Comparator: its in-phase input end is coupled to the output of voltage conversion unit with receiver voltage signal, reverse input end is coupled to variable resistor to receive reference signal, compares and export comparison signal to voltage signal and reference signal;
Triode assembly: be coupled to the output of comparator to receive comparison signal, and export control signal after switch, to control drive unit drives air inlet fan and blowing machine work.
4. air circulation device according to claim 1, it is characterized in that: described circuit module comprises switches set, described switches set comprises several switches, described switch number equals air inlet fan number or blowing machine number, each described switch is respectively coupled between each described air inlet fan and blowing machine, to control its start and stop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520174883.8U CN204555172U (en) | 2015-03-26 | 2015-03-26 | A kind of air circulation device being applied to plastic processing workshop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520174883.8U CN204555172U (en) | 2015-03-26 | 2015-03-26 | A kind of air circulation device being applied to plastic processing workshop |
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| Publication Number | Publication Date |
|---|---|
| CN204555172U true CN204555172U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520174883.8U Expired - Fee Related CN204555172U (en) | 2015-03-26 | 2015-03-26 | A kind of air circulation device being applied to plastic processing workshop |
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| CN (1) | CN204555172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917466A (en) * | 2017-11-13 | 2018-04-17 | 薛春红 | A kind of workplace air purifier |
-
2015
- 2015-03-26 CN CN201520174883.8U patent/CN204555172U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107917466A (en) * | 2017-11-13 | 2018-04-17 | 薛春红 | A kind of workplace air purifier |
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| 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: 20150812 Termination date: 20180326 |
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| CF01 | Termination of patent right due to non-payment of annual fee |