CN204984770U - Air compressor - Google Patents
Air compressor Download PDFInfo
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- CN204984770U CN204984770U CN201520670248.9U CN201520670248U CN204984770U CN 204984770 U CN204984770 U CN 204984770U CN 201520670248 U CN201520670248 U CN 201520670248U CN 204984770 U CN204984770 U CN 204984770U
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- air compressor
- real
- controller
- pressure value
- temperature
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Abstract
The utility model discloses an air compressor, including motor, converter, controller and pressure control module, the pressure control module is including being used for the detection the pressure sensor of air compressor's real time pressure value, the controller passes through the converter and with pressure sensor links to each other, the controller be used for with the comparison is carried out with the preset pressure value to the real time pressure value, the converter with the motor is connected, and is used for the basis signal relatively is with the transform motor rotation number. The utility model discloses but technical scheme to avoid electrical's frequent start -up.
Description
Technical field
The utility model relates to pressure vessel technology field, particularly a kind of air compressor.
Background technique
At present, a lot of factory will use air compressor to continue the pressurized air of stable output in process of production, provides air pressure to each equipment.And existing air compressor is after pressure reaches the numerical value of setting, motor automatic stop work, to provide the pressurized air of stable air pressure; When the air pressure of the gas tank be connected with air compressor is lower than certain value, motor can restart, to increase air compressor internal pressure value.Because force value is in continuous change, this will cause motor frequent starting, and the electric current of electric motor starting moment is comparatively large, can cause larger impact to electrical network and other equipment, also makes greatly shorten the working life of air compressor simultaneously.
Model utility content
Main purpose of the present utility model is to provide a kind of air compressor, is intended to the frequent starting avoiding motor.
For achieving the above object, the air compressor that the utility model proposes comprises motor, frequency variator, controller and pressure control module, described pressure control module comprises the pressure transducer of the real-time pressure value for detecting described air compressor, described controller is connected with described pressure transducer by described frequency variator, and described controller is used for described real-time pressure value and preset pressure value to compare; Described frequency variator is connected with described motor, and for according to described relatively after signal, to convert described motor speed.
Preferably, in described controller, be provided with the comparator for described real-time pressure value and described preset pressure value being compared, described controller according to the signal after relatively to control the rotating speed of described motor.
Preferably, described pressure control module is also comprised and being connected with described controller by described frequency variator, and for according to the comparison signal of described real-time pressure value and described preset pressure value to control the Overvoltage protecting unit of described air compressor working state.
Preferably, described air compressor also comprises the temperature control modules be connected with described controller, described temperature control modules comprises the temperature transducer for detecting described air compressor real-time temperature values, is provided with the comparator for described real-time temperature values and preset temperature value being compared in described controller.
Preferably, described temperature control modules also comprises and being connected with described controller and described frequency variator respectively, and for discharging the blower fan of cooling air, and described controller exports corresponding air quantity according to the signal after relatively to control described blower fan.
Preferably, described temperature control modules also comprises the temperature alarming device be connected with described controller, and described controller is implemented to report to the police to control described temperature alarming device according to the signal after relatively.
Preferably, described temperature control modules also comprises and being connected with described controller, and for controlling the switching circuit of described air compressor working state, described controller according to the signal after relatively to control described switching circuit folding.
Preferably, described air compressor also comprises the human-computer interaction module be connected with described controller, described human-computer interaction module is in order to show the job information of described air compressor, and the optimum configurations received described air compressor, wherein, described job information comprises real-time pressure value and real-time temperature values, and described parameter comprises preset pressure value and preset temperature value.
Technical solutions of the utility model detect real-time pressure value in air compressor by adopting pressure transducer, and by controller, real-time pressure value and preset pressure value are compared, frequency variator according to comparative result to convert motor speed, make motor speed or increase or reduction or remain unchanged, remaining stable to make air compressor internal pressure.Run with fixed rotating speed relative to motor, stop after pressure reaches setting value, and the mode again started after pressure reduces, air compressor of the present utility model changes air compressor internal pressure by the rotating speed adjusting motor, the frequent starting of motor can be avoided, reduce impact that electrical network is caused, extend air compressor working life.
Accompanying drawing explanation
Fig. 1 is the theory diagram of the utility model air compressor one embodiment.
Drawing reference numeral illustrates:
| Label | Title | Label | Title |
| 10 | Controller | 51 | Temperature transducer |
| 11 | Comparator | 52 | Blower fan |
| 21 | Pressure transducer | 53 | Temperature alarming device |
| 22 | Overvoltage protecting unit | 54 | Switching circuit |
| 31 | Frequency variator | 61 | Human-computer interaction module |
| 41 | Motor |
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Be described further with regard to the technical solution of the utility model below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model proposes a kind of air compressor.
In the utility model embodiment, please refer to Fig. 1, Fig. 1 is the theory diagram of the utility model air compressor one embodiment.This air compressor comprises motor 41, frequency variator 31 and controller 10.
Wherein, motor 41 is for driving air compressor work; Frequency variator 31 is electrically connected with motor 41, controls motor 41 rotating speed by changing frequency; Controller 10 is connected with frequency variator 31, for exporting corresponding signal to frequency variator 31 to change frequency.
Above-mentioned air compressor also comprises the pressure control module be connected with controller 10 by frequency variator 31, and this pressure control module comprises the pressure transducer 21 of the real-time pressure value for detecting air compressor.In the storage of air compressor, preset pressure value is set, the real-time pressure value detected is sent to controller 10 by frequency variator 31 by pressure transducer 21, real-time pressure value and preset pressure value compare by controller 10, and export the signal relatively to frequency variator 31, frequency variator 31 according to this relatively after signal, to convert motor 41 rotating speed, specifically according to comparative result or increase or reduction or motor 41 rotating speed can be maintained.
Technical solutions of the utility model detect real-time pressure value in air compressor by adopting pressure transducer 21, and by controller 10, real-time pressure value and preset pressure value are compared, frequency variator 31 according to comparative result to convert motor 41 rotating speed, make motor 41 rotating speed or increase or reduction or remain unchanged, remaining stable to make air compressor internal pressure.Run with fixed rotating speed relative to motor 41, stop after pressure reaches setting value, and the mode again started after pressure reduces, air compressor of the present utility model changes air compressor internal pressure by the rotating speed adjusting motor 41, the frequent starting of motor 41 can be avoided, reduce impact that electrical network is caused, extend air compressor working life.
Preferably, in controller 10, be provided with the comparator 11 for real-time pressure value and preset pressure value being compared, controller 10 according to the signal after relatively to control the rotating speed of motor 41.In the present embodiment, preset pressure value comprises the first preset pressure value and is greater than the second preset pressure value of the first preset pressure value.When real-time pressure value is less than the first preset pressure value, the signal that controller 10 output speed increases, motor 41 rotating speed increases thereupon, raises to make air compressor internal pressure; When real-time pressure value is equal to or greater than the second preset pressure value, the signal that controller 10 output speed reduces, motor 41 rotating speed reduces thereupon, reduces to make air compressor internal pressure; And when real-time pressure value is equal to or greater than the first preset pressure value and is less than the second preset pressure value, the signal that controller 10 output speed is constant, motor 41, with current rotating speed continuous firing, is stablized to maintain air compressor internal pressure.
Further, pressure control module is also comprised and being connected with controller 10 by frequency variator 31, and for according to the comparison signal of real-time pressure value and preset pressure value to control the Overvoltage protecting unit 22 of air compressor working state.In the present embodiment, preset pressure value also comprises the upper pressure limit value being greater than the second preset pressure value.Overvoltage protecting unit 22 specifically can be relay, to realize the power on/off of air compressor according to the size of real-time pressure value.Concrete when real-time pressure value is equal to or greater than upper pressure limit value, Overvoltage protecting unit 22 controls air compressor and quits work.In other embodiments, Overvoltage protecting unit 22 also can be the solenoid valve be communicated with the pressure output end of air compressor, for the removal pressure when real-time pressure value is excessive.
Further, air compressor also comprises the temperature control modules be connected with controller 10, temperature control modules comprises the temperature transducer 51 for detecting air compressor real-time temperature values, is provided with the comparator 11 for real-time temperature values and preset temperature value being compared in controller 10.In the present embodiment, temperature transducer 51 detects real-time temperature values in air compressor, and is fed back by this real-time temperature values.Display screen specifically can be set on air compressor to show real-time temperature values, be convenient for people to observe air compressor real time temperature at any time.Or also can by air compressor and external display device wireless connections, real-time temperature values is sent to external display device by controller 10 and checks for people by air compressor.In addition, real-time temperature values and preset temperature value compare by comparator 11, export the signal relatively, this relatively after signal specifically can be and start cooling unit signal, heat alarm etc.
Further, temperature control modules also comprises and being connected with controller 10 and frequency variator 31 respectively, and for discharging the blower fan 52 of cooling air, controller 10 exports corresponding air quantity to the comparison signal of preset temperature value to control blower fan 52 according to real-time temperature values.In the present embodiment, preset temperature value comprises the first preset temperature value.The quantity of blower fan 52 is specifically arranged according to the size of air compressor, blower fan 52 is as cooling unit, when real-time temperature values is greater than the first preset temperature value, the signal that controller 10 discharge quantity of fan increases or blower fan 52 is opened is to blower fan 52, on the contrary the signal that discharge quantity of fan reduces or blower fan 52 cuts out.
Further, temperature control modules also comprises the temperature alarming device 53 be connected with controller 10, and controller 10 is implemented to report to the police with control temperature warning device 53 according to the comparison signal of real-time temperature values and preset temperature value.In the present embodiment, preset temperature value comprises the second preset temperature value being greater than the first preset temperature value.When real-time temperature values is greater than the second preset temperature value, controller 10 output temperature alarm signal to temperature alarming device 53 with implement report to the police.
Further, temperature control modules also comprises and being connected with controller 10, and for controlling the switching circuit 54 of air compressor working state, controller 10 according to the comparison signal of real-time temperature values and preset temperature value with control switch circuit 54 folding.In the present embodiment, preset temperature value also comprises the temperature upper limit being greater than the second preset temperature value.Controller 10 disconnects for controlling switching circuit 54 when real-time temperature values is greater than temperature upper limit, quits work to make air compressor.
Further, air compressor also comprises the human-computer interaction module 61 be connected with controller 10, and human-computer interaction module 61 in order to show the job information of air compressor, and receives the optimum configurations to air compressor.In the present embodiment, human-computer interaction module 61 specifically can be display screen, is provided with all kinds of touch button on a display screen, as start button, stop botton and reset button etc.Display screen is also provided with display interface and optimum configurations interface, display interface is for showing the job information of air compressor, as real-time force value and real-time temperature values, the comparative result of real-time pressure value and preset pressure value and the comparative result of real-time temperature values and preset temperature value can be shown in addition, be convenient for people to detect air compressor working state at any time.Optimum configurations interface manually arranges all kinds of parameter, as preset pressure value and preset temperature value for people.
Should be noted that; the technological scheme of each embodiment of the present utility model can be combined with each other; but must be can be embodied as basis with those skilled in the art; when technological scheme combination occur conflicting maybe cannot realize time people should think that the combination of this technological scheme does not exist, also not the utility model require protection domain within.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalent structure transformation utilizing the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (8)
1. an air compressor, it is characterized in that, comprise motor, frequency variator, controller and pressure control module, described pressure control module comprises the pressure transducer of the real-time pressure value for detecting described air compressor, described controller is connected with described pressure transducer by described frequency variator, and described controller is used for described real-time pressure value and preset pressure value to compare, and described frequency variator is connected with described motor, and for according to described relatively after signal, to convert described motor speed.
2. air compressor as claimed in claim 1, is characterized in that, being provided with the comparator for described real-time pressure value and described preset pressure value being compared in described controller, described controller according to the signal after relatively to control the rotating speed of described motor.
3. air compressor as claimed in claim 2; it is characterized in that; described pressure control module also comprises by described frequency variator and is connected with described controller, and for according to the comparison signal of described real-time pressure value and described preset pressure value to control the Overvoltage protecting unit of described air compressor working state.
4. air compressor as claimed in claim 1, it is characterized in that, described air compressor also comprises the temperature control modules be connected with described controller, described temperature control modules comprises the temperature transducer for detecting described air compressor real-time temperature values, is provided with the comparator for described real-time temperature values and preset temperature value being compared in described controller.
5. air compressor as claimed in claim 4, it is characterized in that, described temperature control modules also comprises and being connected with described controller and described frequency variator respectively, and for discharging the blower fan of cooling air, described controller exports corresponding air quantity to the comparison signal of described preset temperature value to control described blower fan according to described real-time temperature values.
6. air compressor as claimed in claim 4, it is characterized in that, described temperature control modules also comprises the temperature alarming device be connected with described controller, and described controller is implemented to report to the police to control described temperature alarming device according to the comparison signal of described real-time temperature values and described preset temperature value.
7. air compressor as claimed in claim 4, it is characterized in that, described temperature control modules also comprises and being connected with described controller, and for controlling the switching circuit of described air compressor working state, described controller according to the comparison signal of described real-time temperature values and described preset temperature value to control described switching circuit folding.
8. air compressor as claimed in claim 1, it is characterized in that, described air compressor also comprises the human-computer interaction module be connected with described controller, described human-computer interaction module is in order to show the job information of described air compressor, and the optimum configurations received described air compressor, wherein, described job information comprises real-time pressure value and real-time temperature values, and described parameter comprises preset pressure value and preset temperature value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520670248.9U CN204984770U (en) | 2015-08-31 | 2015-08-31 | Air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520670248.9U CN204984770U (en) | 2015-08-31 | 2015-08-31 | Air compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204984770U true CN204984770U (en) | 2016-01-20 |
Family
ID=55119145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520670248.9U Expired - Fee Related CN204984770U (en) | 2015-08-31 | 2015-08-31 | Air compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204984770U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014952A (en) * | 2016-07-12 | 2016-10-12 | 山东宏润空压机科技有限公司 | Intelligentized oil-free lubrication air compressor control system |
| CN118462561A (en) * | 2024-06-03 | 2024-08-09 | 中山铭科压缩机有限公司 | Control system and control method for underground coal mine air compressor |
-
2015
- 2015-08-31 CN CN201520670248.9U patent/CN204984770U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014952A (en) * | 2016-07-12 | 2016-10-12 | 山东宏润空压机科技有限公司 | Intelligentized oil-free lubrication air compressor control system |
| CN118462561A (en) * | 2024-06-03 | 2024-08-09 | 中山铭科压缩机有限公司 | Control system and control method for underground coal mine air compressor |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20190831 |