CN205991009U - The pump group constant pressure water supply control system of no pressure sensor - Google Patents
The pump group constant pressure water supply control system of no pressure sensor Download PDFInfo
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- CN205991009U CN205991009U CN201621001340.7U CN201621001340U CN205991009U CN 205991009 U CN205991009 U CN 205991009U CN 201621001340 U CN201621001340 U CN 201621001340U CN 205991009 U CN205991009 U CN 205991009U
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- pump group
- water supply
- constant pressure
- control system
- pressure water
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Abstract
The pump group constant pressure water supply control system of no pressure sensor, is related to a kind of pump group constant pressure water supply control system.At present, in pump group constant pressure water supply control system, generally Stress control is carried out using the method for pressure transducer plus converter, the reliability of conventional constant voltage water management system is low, and later maintenance cost is big.This utility model includes pump group controller, be connected with pump group controller integral type frequency conversion motor and intelligent electric machine unit, the water pump being connected with integral type frequency conversion motor and intelligent electric machine unit；Described pump group controller is provided with and is connected with memory module for the processor according to the expecting pressure corresponding power of selection and speed for storing pressure, power, the memory module of speed corresponding relation.The data for constant pressure water supply being provided by memory module, is easy to processor and obtains corresponding power and speed data execution constant pressure water supply by the expecting pressure data of external setting-up, obtain data without by sensor, save sensor complexity.
Description
Technical field
This utility model is related to a kind of pump group constant pressure water supply control system, and the pump group of especially a kind of no pressure sensor is permanent
Pressure water management system.
Background technology
At present, in pump group constant pressure water supply control system, generally pressed using the method for pressure transducer plus converter
Power controls.The change of pressure transducer automatic identification water pump discharge pressure, and deliver it to converter, converter receives
To after pressure signal through being realized the control to pressure by internal PID regulator, then the rotating speed of water pump is adjusted, realizes water
The purpose of pump discharge pressure constant control.
In traditional constant pressure water supply control program, the purchase cost of pressure transducer accounts for whole constant pressure water supply and controls system
The 20%-50% of system.During routine use, deposition accumulated slag in pipeline, ambient temperature and humidity all easily cause sensor
Cable need to be passed through water joint and tighten sealing nut in wiring by operation irregularity, and life-time service regular sealing can
The phenomenons such as loosening, leak, need periodicmaintenance so that the reliability of conventional constant voltage water management system substantially reduces, simultaneously
Later maintenance cost is dramatically increased.
Utility model content
The technical problems to be solved in the utility model and propose technical assignment be prior art is carried out improve with
Improve, provide the pump group constant pressure water supply control system of no pressure sensor, to realize the pump group constant pressure water supply of no pressure sensor
For the purpose of.For this reason, this utility model takes technical scheme below.
The pump group constant pressure water supply control system of no pressure sensor, is connected with pump group controller including pump group controller
Integral type frequency conversion motor is with intelligent electric machine unit, the water pump that is connected with integral type frequency conversion motor and intelligent electric machine unit；Described
Pump group controller be provided with for store pressure, power, speed corresponding relation memory module be connected for root with memory module
It is anticipated that pressure selects the processor of corresponding power and speed.The data for constant pressure water supply being provided by memory module, just
In processor, corresponding power is obtained by the expecting pressure data of external setting-up and speed data executes constant pressure water supply, without
Data is obtained by sensor, to save sensor complexity.
As improving further and supplementing to technique scheme, it is special that this utility model also includes following supplementary technology
Levy.
Also include the input for inputting and showing execution constant pressure water supply expecting pressure data being connected with pump group controller
Output module.Input/output module is easy to input expecting pressure numerical value and operation display, so that processor obtains needs execution
Expecting pressure data.
Described input/output module is the human-computer interaction device with display screen.Filled in interior man-machine interaction by display screen
Put input expecting pressure data, interactivity is good.
Described display screen is touch screen.Touch screen has display and the two-way interactive ability of input, can reduce structure
Complexity, reduces cost.
Also include being connected with pump group controller for expecting pressure data input and can achieve remotely control and supervision
Remote control terminal.Remote control terminal is easy to the expecting pressure numerical value of the required execution of remote input, and is easy to monitor.
It is equipped with MODBUS the and/or GPRS communication for telecommunication between described remote control terminal and pump group controller
Module.MODBUS and GPRS communication module technology maturation, using extensive, are of relatively low cost, it is possible to use existing network is realized
Remote monitoring.
It is provided with drive control circuit, described pump group controller passes through to drive between described pump group controller and motor unit
Dynamic control circuit controls the working condition of corresponding motor unit.Pump group controller is easy to controlled motor machine by drive control circuit
The operation of group.
Described drive control circuit includes catalyst and/or relay, and pump group controller passes through I/O interface circuitry and connects
Tentaculum and/or relay are connected to control the working condition of corresponding motor unit.Catalyst and relay are reliable and simple
Single electric-controlled switch element, technology maturation, using extensive.
Described motor unit includes the intelligent electric machine of multiple stage tape controller part, and described integral type frequency conversion motor is frequency conversion
Device and the frequency conversion system of motor integration.The water pump system of the many motors of monotropic frequency can be realized by pump group controller, decrease
Converter, effectively reduces cost.
One pump group controller is connected with an integral type frequency conversion motor and 2～6 intelligent electric machines.Reasonable quantity, cost performance
High.
Beneficial effect：The system pass through to input expecting pressure numerical value and processor compare from memory module obtain corresponding
Power, speed execution constant pressure water supply, eliminate pressure transducer, eliminate installation and the maintenance of pressure transducer, greatly save
Save the expense of pressure transducer and safeguard expenditure.
Brief description
Fig. 1 is this utility model structural representation.
Specific embodiment
Below in conjunction with Figure of description, the technical solution of the utility model is described in further detail.
As shown in figure 1, the pump group constant pressure water supply control system of no pressure sensor, including pump group controller and pump group control
The integral type frequency conversion motor that device processed connects is with intelligent electric machine unit, the water that is connected with integral type frequency conversion motor and intelligent electric machine unit
Pump；Described pump group controller is provided with for storing pressure, power, the memory module of speed corresponding relation and memory module phase
It is connected to select the processor of corresponding power and speed according to expecting pressure.By memory module provide for constant pressure water supply
Data, be easy to that processor obtains corresponding power by the expecting pressure data of external setting-up and speed data executes constant voltage and supplies
Water, obtains data without by sensor, saves sensor complexity.
For the ease of obtaining the expecting pressure numerical value of execution constant pressure water supply, also include being connected with pump group controller for defeated
Enter and show the input/output module of execution constant pressure water supply expecting pressure data.Input/output module is easy to input expecting pressure number
Value and operation display, so that processor obtains the expecting pressure data needing execution.
In order to realize preferable interactive operation, described input/output module is the human-computer interaction device with display screen.Logical
Cross display screen and input expecting pressure data in interior human-computer interaction device, interactivity is good.In order to realize easily two-way interactive, institute
The display screen stated is touch screen.Touch screen has display and the two-way interactive ability of input, can reduce the complexity of structure, fall
Low cost.
For the ease of remote monitoring and operation, also include being connected with pump group controller for expecting pressure data input simultaneously
Achievable remotely control and the remote control terminal monitoring.Remote control terminal is easy to the expecting pressure numerical value of the required execution of remote input, and
And be easy to monitor.
Connect for the ease of long-range, be equipped with for telecommunication between described remote control terminal and pump group controller
MODBUS and/or GPRS communication module.MODBUS and GPRS communication module technology maturation, using extensive, are of relatively low cost, can
To realize remote monitoring using existing network.
For the ease of the operation of controlled motor unit, between described pump group controller and motor unit, it is provided with drive control
Circuit, described pump group controller corresponds to the working condition of motor unit by drive control circuit.Pump group controller leads to
Control circuit of overdriving is easy to the operation of controlled motor unit.
In order to lift the functional reliability of drive circuit, described drive control circuit includes catalyst and/or relay,
Pump group controller passes through I/O interface circuitry and catalyst and/or the connected working condition controlling corresponding motor unit of relay.
Catalyst and relay are reliable and simple electric-controlled switch elements, and technology maturation, using extensive.
In order to reduce the use of converter, reduces cost, described motor unit includes the intelligence electricity of 4 tape controller parts
Machine, described integral type frequency conversion motor is the frequency conversion system of converter and motor integration.Can be realized by pump group controller
The water pump system of the many motors of monotropic frequency, decreases converter, effectively reduces cost, and cost performance is high.
Before constant pressure water supply, the remote control terminal as host computer gives a constant voltage value, and processor passes through to compare this constant voltage
Pressure preset data in value and its memory module, obtains the relevant parameters such as the output needing execution and speed and is controlled
System execution, when controlling execution, pump group controller controls according to relevant parameters such as power, speed opens integral type frequency conversion motor and electricity
Machine unit carries out constant pressure water supply, and the unlatching quantity of motor unit and power calculate gained by pump group controller.
The pump group constant pressure water supply control system of the no pressure sensor shown in figure 1 above is of the present utility model being embodied as
Example, has embodied this utility model substantive distinguishing features and progress, can have been opened of the present utility model according to actual use needs
Under showing, it is carried out with the equivalent modifications of the aspects such as shape, structure, all in the row of the protection domain of this programme.
Claims (10)
1. no pressure sensor pump group constant pressure water supply control system it is characterised in that：Control including pump group controller and pump group
The integral type frequency conversion motor that device connects is with intelligent electric machine unit, the water that is connected with integral type frequency conversion motor and intelligent electric machine unit
Pump；Described pump group controller is provided with for storing pressure, power, the memory module of speed corresponding relation and memory module phase
It is connected to select the processor of corresponding power and speed according to expecting pressure.
2. no pressure sensor according to claim 1 pump group constant pressure water supply control system it is characterised in that：Also include
The input/output module for inputting and showing execution constant pressure water supply expecting pressure data being connected with pump group controller.
3. no pressure sensor according to claim 2 pump group constant pressure water supply control system it is characterised in that：Described
Input/output module is the human-computer interaction device with display screen.
4. no pressure sensor according to claim 3 pump group constant pressure water supply control system it is characterised in that：Described
Display screen be touch screen.
5. no pressure sensor according to claim 2 pump group constant pressure water supply control system it is characterised in that：Also include
Be connected with pump group controller for expecting pressure data input and can achieve remotely control and supervision remote control terminal.
6. no pressure sensor according to claim 5 pump group constant pressure water supply control system it is characterised in that：Described
Remote MODBUS and/or the GPRS communication module being equipped between control terminal and pump group controller for telecommunication.
7. no pressure sensor according to claim 1 pump group constant pressure water supply control system it is characterised in that：Described
It is provided with drive control circuit, described pump group controller passes through drive control circuit between pump group controller and motor unit
The working condition of corresponding motor unit.
8. no pressure sensor according to claim 7 pump group constant pressure water supply control system it is characterised in that：Described
Drive control circuit includes catalyst and/or relay, and pump group controller passes through I/O interface circuitry and catalyst and/or relay
It is connected to control the working condition of corresponding motor unit.
9. no pressure sensor according to claim 1 pump group constant pressure water supply control system it is characterised in that：Described
Motor unit includes the intelligent electric machine of multiple stage tape controller part, and described integral type frequency conversion motor is converter and motor integration
Frequency conversion system.
10. no pressure sensor according to claim 9 pump group constant pressure water supply control system it is characterised in that：One pump
Group controller is connected with an integral type frequency conversion motor and 2～6 intelligent electric machines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621001340.7U CN205991009U (en) | 2016-08-31 | 2016-08-31 | The pump group constant pressure water supply control system of no pressure sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621001340.7U CN205991009U (en) | 2016-08-31 | 2016-08-31 | The pump group constant pressure water supply control system of no pressure sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205991009U true CN205991009U (en) | 2017-03-01 |
Family
ID=58105459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621001340.7U Active CN205991009U (en) | 2016-08-31 | 2016-08-31 | The pump group constant pressure water supply control system of no pressure sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205991009U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118170A (en) * | 2019-05-09 | 2019-08-13 | 常州市康迪克至精电机有限公司 | Using the water pump perseverance lift control method of direct current permanent magnet motor no pressure sensor |
| CN114893418A (en) * | 2022-05-23 | 2022-08-12 | 华工(江门)机电有限公司 | Non-sensitive water level monitoring method for sewage pump |
-
2016
- 2016-08-31 CN CN201621001340.7U patent/CN205991009U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110118170A (en) * | 2019-05-09 | 2019-08-13 | 常州市康迪克至精电机有限公司 | Using the water pump perseverance lift control method of direct current permanent magnet motor no pressure sensor |
| CN114893418A (en) * | 2022-05-23 | 2022-08-12 | 华工(江门)机电有限公司 | Non-sensitive water level monitoring method for sewage pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Co-patentee after: Wolong Electrical Group Hangzhou Research Institute Co., Ltd. Patentee after: Wolong Electric Drive Group Co., Ltd. Address before: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Co-patentee before: Wolong Electrical Group Hangzhou Research Institute Co., Ltd. Patentee before: Wolong Electric Group Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200407 Address after: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Patentee after: WOLONG ELECTRIC GROUP Co.,Ltd. Address before: 312300 No. 1801 Renmin West Road, Shaoxing, Zhejiang, Shangyu Co-patentee before: WOLONG ELECTRICAL GROUP HANGZHOU RESEARCH INSTITUTE Co.,Ltd. Patentee before: WOLONG ELECTRIC GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |