CN201409081Y - Frequency converter for water pump - Google Patents
Frequency converter for water pump Download PDFInfo
- Publication number
- CN201409081Y CN201409081Y CN2009201199553U CN200920119955U CN201409081Y CN 201409081 Y CN201409081 Y CN 201409081Y CN 2009201199553 U CN2009201199553 U CN 2009201199553U CN 200920119955 U CN200920119955 U CN 200920119955U CN 201409081 Y CN201409081 Y CN 201409081Y
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- China
- Prior art keywords
- water pump
- frequency converter
- housing
- panel
- drain pan
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- Expired - Fee Related
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Abstract
The utility model provides a frequency converter for a water pump, which belongs to the technical field of pumps. The frequency converter for the water pump solves the technical problems of the priorfrequency converter of the water pump, such as poor sealing performance, non-ideal heat radiation effect and the like. The frequency converter for the water pump is arranged on a motor of the water pump and comprises a sealed casing and a control panel and a power panel which are arranged in the casing, wherein, a display panel is further arranged on the casing, the control panel is connected withthe power panel and the display panel, the casing is made of aluminum alloy materials, a zigzag heat radiation tooth is arranged at the bottom of the casing, and a filter which is connected with thepower panel is further arranged in the casing. The frequency converter for the water pump has the advantages of better heat radiation effect, stronger sealing performance, no radiation and the like.
Description
Technical field
The utility model belongs to the pump technical field, relates to a kind of frequency converter, particularly a kind of frequency converter that is used for water pump.
Background technology
In traditional water treatment procedure, use water pump as the instrument that makes boiler water circulation mostly, we are to the attention of energy savings at present, make a lot of water pumps use the effective way of frequency converter as energy savings, but water pump is used in the environment of handling water more, common frequency converter can not reach high-grade functions of waterproof and dustproof, water, the dust that perhaps conducts electricity falls on the converter circuit plate, can cause short circuit, burns frequency converter.If common frequency converter is sealed, then heat dissipation problem can not solve, and can cause frequency converter failure, can not use for a long time.At present, also do not have efficient and simple method to solve this contradiction, caused greatly loss, perhaps waste.Aspect family's water treatment,, can cause mains by harmonics to increase owing to the interference that frequency converter and motor produced.
Summary of the invention
The purpose of this utility model is to have above-mentioned problem at prior art, provide that a kind of sealing property is higher, radiating effect is better, to the free of contamination frequency converter that is used for water pump of the harmonic wave of electrical network.
The purpose of this utility model can realize by following technical proposal: a kind of frequency converter that is used for water pump, be arranged on the motor of water pump, comprise sealing housing, be arranged on control board and power panel in the housing, on housing, also be provided with display panel, described control board and power panel and display panel link, and it is characterized in that, described housing adopts aluminum alloy materials to make, and housing bottom is provided with the radiation tooth of indention, also is provided with the filter that links with power panel in the described housing.
Originally the frequency converter that is used for water pump is that the motor with water pump links, because the housing of this frequency converter is hermetic, make this frequency converter be in complete water proof and dust proof like this, in the environment that is isolated from the outside, guaranteed that frequency converter inside enters because of water or conducts electricity dust to enter the unnecessary fault that causes.Bottom at housing, design has the radiation tooth of zigzag fashion, the outward flange envelope of radiation tooth and the perfection of motor external envelope face agree with, the fan that utilizes motor self to have dispels the heat to frequency converter, even radiation tooth spaced apart assurance also can be by the natural air cooled purpose of dispelling the heat that realizes under the state of motor low-speed running.Heat dissipation design operates in the proper temperature environment frequency converter reliably, and the strong guarantee of long-life use is provided for electronic devices and components.In frequency converter inside filter is installed, be used to reduce or the filter out power line on conduction, radiated interference makes it meet the requirement of Electro Magnetic Compatibility standard.At any time understand frequency converter, motor operating state by display panel.
At the above-mentioned frequency converter that is used for water pump, described housing comprises cover and drain pan, and described cover is connected on the drain pan, also is provided with hermetically-sealed construction between the two, all has entrance hole on described cover and the drain pan.The power line of outside is connected with control board, power panel and the display panel of frequency converter by these entrance holes, all is provided with sealing ring between each entrance hole and power line, guarantees that this frequency converter is a whole sealing status.
At the above-mentioned frequency converter that is used for water pump, the bottom of described drain pan also is provided with flange.Flange by the drain pan bottom links the motor of this frequency converter with water pump, and sealing ring also is set between flange and motor, realizes the sealing fully between frequency converter and the motor, accomplishes waterproof and dustproof.
At the above-mentioned frequency converter that is used for water pump, described filter is the EMC filter.In the inside of this frequency converter the EMC filter is installed, be used to reduce or the filter out power line on conduction, radiated interference makes it meet the requirement of Electro Magnetic Compatibility standard.
At the above-mentioned frequency converter that is used for water pump, described display panel comprises display floater and DSP circuit part.Can understand frequency converter and motor operating state easily by display floater.
At the above-mentioned frequency converter that is used for water pump, described control board internal PID control system, described PID control system comprises PLC circuit and RS485 communication interface.Advanced pid algorithm, response speed is fast, and adaptability is strong.
Compared with prior art, the frequency converter that originally is used for water pump has the following advantages:
1, the housing bottom that originally is used for the frequency converter of water pump is provided with the radiation tooth of indention, makes the radiating effect of frequency converter better.
2, the frequency converter that originally is used for water pump has the EMC filter, effectively reduce or the filter out power line on conduction, radiated interference makes it meet the requirement of Electro Magnetic Compatibility standard.
3, the frequency converter that originally is used for water pump also has display floater, can understand frequency converter and motor operating state easily by display floater.
4, originally be used for the built-in PI D of the control board control system of the frequency converter of water pump, make the response speed of this frequency converter faster, adaptability is stronger.
Description of drawings
Fig. 1 is the perspective view that originally is used for the frequency converter of water pump.
Fig. 2 is the electrical schematic diagram that originally is used for the frequency converter of water pump.
Fig. 3 is the winding diagram at control board place that originally is used for the frequency converter of water pump.
Fig. 4 is the winding diagram at power panel place that originally is used for the frequency converter of water pump.
Fig. 5 is the rearview that originally is used for the frequency converter of water pump.
Among the figure, 1, cover; 2, drain pan; 3, control board; 4, power panel; 5, display panel; 5a, display floater; 6, entrance hole; 7, power input terminal; 8, control terminal; 9, communication terminal; 10, RJ45 connector; 11, lead-out terminal; 12, flange.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, originally the frequency converter that is used for water pump, be arranged on the motor of water pump, comprise sealing housing, be arranged on control board 3 and power panel 4 in the housing, also be provided with display panel 5 on housing, described control board 3 links with power panel 4 and display panel 5, and described housing adopts aluminum alloy materials to make, and housing bottom is provided with the radiation tooth of indention, also is provided with the filter that links with power panel 4 in the described housing.
Originally the frequency converter that is used for water pump is that the motor with water pump links, because the housing of this frequency converter is hermetic, make this frequency converter be in complete water proof and dust proof like this, in the environment that is isolated from the outside, guaranteed that frequency converter inside enters because of water or conducts electricity dust to enter the unnecessary fault that causes.Bottom at housing, design has the radiation tooth of zigzag fashion, the outward flange envelope of radiation tooth and the perfection of motor external envelope face agree with, the fan that utilizes motor self to have dispels the heat to frequency converter, even radiation tooth spaced apart assurance also can be by the natural air cooled purpose of dispelling the heat that realizes under the state of motor low-speed running.Heat dissipation design operates in the proper temperature environment frequency converter reliably, and the strong guarantee of long-life use is provided for electronic devices and components.In frequency converter inside filter is installed, be used to reduce or the filter out power line on conduction, radiated interference makes it meet the requirement of Electro Magnetic Compatibility standard.At any time understand frequency converter, motor operating state by display panel 5.
Particularly, housing comprises cover 1 and drain pan 2, and described cover 1 is connected on the drain pan 2, also is provided with hermetically-sealed construction between the two, all has entrance hole 6 on described cover 1 and the drain pan 2.The power line of outside is connected with control board 3, power panel 4 and the display panel 5 of frequency converter by these entrance holes 6, all is provided with sealing ring between each entrance hole 6 and power line, guarantees that this frequency converter is a whole sealing status.Bottom at drain pan 2 also is provided with flange 12.Flange 12 by drain pan 2 bottoms links the motor of this frequency converter with water pump, and sealing ring also is set between flange 12 and motor, realizes the sealing fully between frequency converter and the motor, accomplishes waterproof and dustproof.
Originally the filter that is used for the frequency converter of water pump is the EMC filter.In the inside of this frequency converter the EMC filter is installed, be used to reduce or the filter out power line on conduction, radiated interference makes it meet the requirement of Electro Magnetic Compatibility standard.
Display panel 5 comprises display floater 5a and DSP circuit part.Can understand frequency converter and motor operating state easily by display floater 5a.Display floater 5a adopts 32 bit DSP control chips, and response speed is fast, the control precision height.Control mode: 1, multiple V/F control; 2, Speedless sensor vector control.Controlling object: 1, speed control; 2, torque control.Frequency source combination: abundant frequency source stack and switching mode are arranged, be fit to Synchronization Control.
In control board 3 internal PID control system, described PID control system comprises PLC circuit and RS485 communication interface.Advanced pid algorithm, response speed is fast, and adaptability is strong.Built-in simple PLC function can realize 8 sections speed and wobble frequency controlled function.Built-in RS485 communication interface, the MODBUS bus of adopting international standards control protocol, the online configuration control between industrial equipments such as convenient realization and PLC.Has perfect user cipher defencive function.Has perfect failure protection function.The three-stage menu setting of hommization is that parameter adjustment is more convenient.Practical no PG Current Vector Control technology.Carrier frequency 1.1-15KHz sets Fuzzy Control Model arbitrarily: debug simple, understandable, intuitively be fit to the exclusive sleep and the function of reviving of unit constant voltage mode.Lack of water detects shutdown function automatically.Height pressure alarm output function can be set.Output frequency bound detection function.Feedback path has voltage-type and current mode input mode.Built-in counter function.Self-learning function conveniently, conveniently self-learning function at first writes the nameplate parameter of motor in the frequency converter, the parameter of electric machine: rated power, rated current, rated voltage, rated frequency, rated speed and then operation self-learning function, frequency converter can be measured the parameter of motor come automatically, and is stored to internal storage; Need not to reset again the parameter of electric machine later in power down, preserve automatically.Have two kinds of dynamic self study mode and static self study modes, self study is simply easy, and no matter which kind of motor can both operate in optimum state.Optional braking function, the user whether need can select built-in brake unit as required.Select built-in brake unit, as long as RSET just can obtain strong braking force.Safe and reliable defencive function, mistake/under-voltage protection, output open-phase protection, overcurrent, overload, overheat protective function; At a high speed, the current with high accuracy limitation function, suppressed the overcurrent shake; AVR automatic voltage regulation function; Instantaneous power-off is restarted operation function; Stall prevents function; The compensated torque function; Fault resets and tries function again, has further improved the operation continuity.Rich functions, PID control, Energy Saving Control, slip compensation, multistage speed operation (maximum 8 grades), UP/DOWN operation etc.Multiple I/O mode: four groups of multi-functional inputs (terminal S1～S4), 0～10V/4～20mA analog quantity input (terminal AI), three groups of multi-functional outputs (fault alarm RELAY output, the output of AO analog quantity) etc.
On the control board 3 of this frequency converter, be provided with power input terminal 7, control terminal 8, communication with terminal 9, on display floater 5a, be provided with RJ45 connector 10, lead-out terminal 11 is arranged on power panel 4, be used to connect the motor output line.Originally the frequency converter that is used for water pump in use, during use, at first cover 1 is opened, control board 3 is pulled down, motor lines is reliably inserted lead-out terminal 11, motor is connected with flange 12, at motor terminal box place sealing ring, use the screw secure fixation,, input power cord reliably is connected with power input terminal 7 by entrance hole 6 (installing the fixing head of cable additional) control board 3 secure fixation, the control signal wire that the user is needed is by entrance hole 6 (installing fixing of cable additional), the perhaps entrance hole 6 that leaves on the cover 1 (install additional cable fixing head), entrance hole 6 (installing the fixing head of cable additional), the signal terminal that needs with the user reliably is connected.The debugging that powers on, adjust the parameter that the user needs after, cut off the power supply after at least five minutes, display floater 5a reliably is connected with control board 3.With cover 1 screw secure fixation.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used 1, cover morely; 2, drain pan; 3, control board; 4, power panel; 5, display panel; 5a, display floater; 6, entrance hole; 7, power input terminal; 8, control terminal; 9, communication terminal; 10, RJ45 connector; 11, lead-out terminal; 12, term such as flange, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (6)
1, a kind of frequency converter that is used for water pump, be arranged on the motor of water pump, comprise sealing housing, be arranged on control board (3) and power panel (4) in the housing, on housing, also be provided with display panel (5), described control board (3) links with power panel (4) and display panel (5), it is characterized in that, described housing adopts aluminum alloy materials to make, and housing bottom is provided with the radiation tooth of indention, also is provided with the filter that links with power panel (4) in the described housing.
2, the frequency converter that is used for water pump according to claim 1, it is characterized in that, described housing comprises cover (1) and drain pan (2), described cover (1) is connected on the drain pan (2), also be provided with hermetically-sealed construction between the two, all have entrance hole (6) on described cover (1) and the drain pan (2).
3, the frequency converter that is used for water pump according to claim 2 is characterized in that, the bottom of described drain pan (2) also is provided with flange (12).
4, according to claim 1 or the 2 or 3 described frequency converters that are used for water pump, it is characterized in that described filter is the EMC filter.
5, according to claim 1 or the 2 or 3 described frequency converters that are used for water pump, it is characterized in that described display panel (5) comprises display floater (5a) and DSP circuit part.
6, according to claim 1 or the 2 or 3 described frequency converters that are used for water pump, it is characterized in that, described control board (3) internal PID control system, described PID control system comprises PLC circuit and RS485 communication interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201199553U CN201409081Y (en) | 2009-05-15 | 2009-05-15 | Frequency converter for water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201199553U CN201409081Y (en) | 2009-05-15 | 2009-05-15 | Frequency converter for water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201409081Y true CN201409081Y (en) | 2010-02-17 |
Family
ID=41680028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201199553U Expired - Fee Related CN201409081Y (en) | 2009-05-15 | 2009-05-15 | Frequency converter for water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201409081Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103328825A (en) * | 2010-12-30 | 2013-09-25 | 贺德克冷却技术有限公司 | Liquid-air cooling system |
| CN104333290A (en) * | 2014-11-26 | 2015-02-04 | 广西鱼峰水泥股份有限公司 | Method for reducing motor failure |
-
2009
- 2009-05-15 CN CN2009201199553U patent/CN201409081Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103328825A (en) * | 2010-12-30 | 2013-09-25 | 贺德克冷却技术有限公司 | Liquid-air cooling system |
| CN103328825B (en) * | 2010-12-30 | 2016-02-24 | 贺德克冷却技术有限公司 | Fluid-air cooling system |
| CN104333290A (en) * | 2014-11-26 | 2015-02-04 | 广西鱼峰水泥股份有限公司 | Method for reducing motor failure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TAIZHOU FULING ELECTRIC CO., LTD. Free format text: FORMER NAME: TAIZHOU FULING M+E CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Wenchang road 317523 Zhejiang province Zeguo town Wenling City No. 29 Patentee after: Taizhou Fuling Electrical Co., Ltd. Address before: Wenchang road 317523 Zhejiang province Zeguo town Wenling City No. 29 Patentee before: Taizhou Fuling M&E Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG XINFULING ELECTRIC CO., LTD. Free format text: FORMER NAME: TAIZHOU FULING ELECTRIC CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 317519, 2, North Ring Road, Wenling City, Zhejiang, Taizhou Patentee after: Zhejiang nouveaux riches insult electric incorporated company Address before: Wenchang road 317523 Zhejiang province Zeguo town Wenling City No. 29 Patentee before: Taizhou Fuling Electrical Co., Ltd. |
|
| 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: 20100217 Termination date: 20160515 |