CN200946575Y - Intelligent protection and monitor submersible pump - Google Patents
Intelligent protection and monitor submersible pump Download PDFInfo
- Publication number
- CN200946575Y CN200946575Y CN 200620045192 CN200620045192U CN200946575Y CN 200946575 Y CN200946575 Y CN 200946575Y CN 200620045192 CN200620045192 CN 200620045192 CN 200620045192 U CN200620045192 U CN 200620045192U CN 200946575 Y CN200946575 Y CN 200946575Y
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- pump
- cavity
- impeller
- motor cavity
- submersible pump
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Abstract
An intelligent protection and monitor submersible pump, which is composed of a pump body. A motor cavity and an impeller cavity, which are insulated by a sealed isolation cover, are arranged in the pump body; a pump axis is arranged in the motor cavity, and a rotor is arranged on the pump axis; a stator is arranged on the motor cavity; the one end of the pump axis drills through the sealed isolation cover; an impeller is arranged in the impeller cavity, an intake and an outlet are arranged on the wall of the impeller cavity; two constant pressure air sealing room are respectively arranged in the pump body and between the sealed isolation cover and the motor cavity; a pressure sensor is arranged in the inner wall of the constant pressure air sealing room; the signal output terminal of the pressure sensor is connected with a signal input terminal of a controller by means of a lead; two bearing temperature sensors are respectively arranged on a bearing and a stator winding. The controller can carry out a real-time monitoring on the pressure and the temperature of the submersible pump by means of the sensor, and a real-time monitoring on practical invalidation situation of the submersible pump can be realized accurately; at the same time, an overhaul can be carried out in good time by the effective monitoring above.
Description
Technical field:
The utility model relates to mechanical field, relates in particular to fluid machinery, particularly submersible pump, and concrete is a kind of intelligent protection monitoring submersible pump.
Background technique:
In the prior art, submersible pump is widely used in hydraulic engineering, farmland discharging-irrigating, water factory's water intaking, city and industrial and mining enterprise's feedwater blowdown, industrial thermoelectric station delivery cycle water, dock lifting water level, diversion works, drought resisting water drainage etc.Because submersible pump moves in water for a long time, environment is very abominable, bigger safety problem will occur in case break down.For accident is taken precautions against in possible trouble, power plant rule of thumb shifts to an earlier date periodical repair, rather than overhauls according to the wearing and tearing or the part failure degree of pump reality.Therefore, tend to consider artificially very big safe clearance, just overhaul during also in better running state, can increase maintenance cost like this, cause waste at pump; Simultaneously, because of the service condition of equipment often changes, some accidentalia such as submersible pump leaks and high temperature wear also can cause equipment to damage in advance, and also have the big time lag from the experience maintenance this moment, and this just makes equipment in time do not overhauled.
Summary of the invention:
The purpose of this utility model provides a kind of intelligent protection monitoring submersible pump, and described this intelligent protection monitoring submersible pump will solve the technical problem that can not in time understand submersible pump fact damaged situation in the prior art.
This intelligent protection monitoring submersible pump of the present utility model is made of a pump housing; be provided with a motor cavity and an impeller cavity in the described pump housing; described motor cavity and impeller cavity are isolated by the seal isolation lid; be provided with a pump shaft in the motor cavity; described pump shaft is connected with the pump housing by bearing; pump shaft is provided with a rotor; the motor cavity internal fixation is provided with a stator; described stator is arranged on the rotation round outside of rotor; stator is made of staor winding; one end of pump shaft passes described seal isolation lid; be provided with an impeller in the impeller cavity; described impeller secure bond is on pump shaft; be provided with an inlet and an outlet in the wall of impeller cavity; wherein; in the described pump housing; be provided with an air constant voltage closed chamber between described seal isolation lid and the motor cavity; described air constant voltage closed chamber is isolated by the isolating plate and the motor cavity that are arranged in the pump housing; the inwall of air constant voltage closed chamber is provided with pressure transducer, and the signal output part of described pressure transducer links to each other by the signal input part of lead with a controller.
Further, described bearing is provided with the bearing temperature sensor, and the signal output part of described bearing temperature sensor links to each other with the signal input part of described controller by lead.
Further, described staor winding is provided with the stator winding temperature sensor, and the signal output part of described stator winding temperature sensor links to each other with the signal input part of described controller.
Further, described controller is made of programmable logic controller or single-chip microcomputer.
Working principle of the present utility model is: under the leak free situation of submersible pump, the internal pressure of air constant voltage closed chamber is constant, internal pressure numerical value has substantial connection with the leakage value, adopts the method for fluid numeric value analysis, can calculate this pressure and the relation of leaking value.Detect the pressure of air constant voltage closed chamber by pressure transducer, measure the leakage value by testing apparatus simultaneously, again the pressure of the trouble free service transition point of submersible pump is measured comparison with the relation of leaking value, can calculate the pressure and the relation of leaking value of air constant voltage closed chamber.These corresponding relations are compiled into program, in the implant controller.Simultaneously, at bearing and staor winding place mounting temperature sensor, temperature transducer links to each other with the controller of submersible pump, can monitor bearing running hot inefficacy and overheated the breaking down of staor winding, and controller can effectively be monitored comprehensive working state of submersible pump.
The utility model and prior art contrast, and its effect is actively with tangible.The utility model adds air constant voltage closed chamber in the existing sealing mechanism of submersible pump, the sealing of realization double closed chamber, utilize pressure transducer and temperature transducer that the pressure and temperature of submersible pump is monitored in real time, can accurately monitor the considered repealed situation of submersible pump in real time, and in time overhaul by this.
Description of drawings:
Fig. 1 is the structural representation of intelligent protection monitoring submersible pump of the present utility model.
Fig. 2 is the connection diagram of the controller in the intelligent protection monitoring submersible pump of the present utility model.
Embodiment:
As depicted in figs. 1 and 2; intelligent protection monitoring submersible pump of the present utility model is made of a pump housing 1; be provided with a motor cavity 19 and an impeller cavity 2 in the described pump housing 1; described motor cavity 19 and impeller cavity 2 are isolated by the seal isolation lid; be provided with a pump shaft 5 in the motor cavity 19; described pump shaft 5 is connected with the pump housing 1 by bearing 6; pump shaft 5 is provided with a rotor 8; motor cavity 19 internal fixation are provided with a stator 9; described stator 9 is arranged on the rotation round outside of rotor 8; stator 9 is made of staor winding 10; one end of pump shaft 5 passes described seal isolation lid; be provided with an impeller 7 in the impeller cavity 2; described impeller 7 secure bond are on pump shaft 5; be provided with 4 and outlets 3 of an inlet in the wall of impeller cavity 2; wherein; in the described pump housing 1; be provided with an air constant voltage closed chamber 12 between described seal isolation lid and the motor cavity 19; described air constant voltage closed chamber 12 is isolated by the isolating plate and the motor cavity 19 that are arranged in the pump housing 1; the inwall of air constant voltage closed chamber 12 is provided with pressure transducer 13, and the signal output part of described pressure transducer 13 links to each other by the signal input part of lead with a controller 16.
Further, described bearing 6 is provided with bearing temperature sensor 14, and the signal output part of described bearing temperature sensor 14 links to each other by the signal input part of lead with described controller 16.
Further, described staor winding 10 is provided with stator winding temperature sensor 15, and the signal output part of described stator winding temperature sensor 15 links to each other with the signal input part of described controller 16.
Further, described controller 16 is made of programmable logic controller or single-chip microcomputer.
Concrete, controller 16 is provided with alarm 18 and failure state display device 17.
Claims (4)
1. submersible pump is monitored in an intelligent protection; constitute by a pump housing; be provided with a motor cavity and an impeller cavity in the described pump housing; described motor cavity and impeller cavity are isolated by the seal isolation lid; be provided with a pump shaft in the motor cavity; described pump shaft is connected with the pump housing by bearing; pump shaft is provided with a rotor; the motor cavity internal fixation is provided with a stator; described stator is arranged on the rotation round outside of rotor; stator is made of staor winding; one end of pump shaft passes described seal isolation lid; be provided with an impeller in the impeller cavity; described impeller secure bond is on pump shaft; be provided with an inlet and an outlet in the wall of impeller cavity; it is characterized in that: in the described pump housing; be provided with an air constant voltage closed chamber between described seal isolation lid and the motor cavity; described air constant voltage closed chamber is isolated by the isolating plate and the motor cavity that are arranged in the pump housing; the inwall of air constant voltage closed chamber is provided with pressure transducer, and the signal output part of described pressure transducer links to each other by the signal input part of lead with a controller.
2. intelligent protection monitoring submersible pump as claimed in claim 1, it is characterized in that: described bearing is provided with the bearing temperature sensor, and the signal output part of described bearing temperature sensor links to each other with the signal input part of described controller by lead.
3. intelligent protection monitoring submersible pump as claimed in claim 1, it is characterized in that: described staor winding is provided with the stator winding temperature sensor, and the signal output part of described stator winding temperature sensor links to each other with the signal input part of described controller.
4. intelligent protection monitoring submersible pump as claimed in claim 1, it is characterized in that: described controller is made of programmable logic controller or single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620045192 CN200946575Y (en) | 2006-08-28 | 2006-08-28 | Intelligent protection and monitor submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620045192 CN200946575Y (en) | 2006-08-28 | 2006-08-28 | Intelligent protection and monitor submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200946575Y true CN200946575Y (en) | 2007-09-12 |
Family
ID=38733636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620045192 Expired - Lifetime CN200946575Y (en) | 2006-08-28 | 2006-08-28 | Intelligent protection and monitor submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200946575Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384092A (en) * | 2011-11-01 | 2012-03-21 | 张家港市太平洋泵业制造有限公司 | Pipeline centrifugal pump for ship |
| CN106968967A (en) * | 2017-05-17 | 2017-07-21 | 浙江浙水工贸有限公司 | Efficient deep well pump |
| CN107740776A (en) * | 2017-11-27 | 2018-02-27 | 湖北拓宇水电科技有限公司 | It is a kind of to diving pump assembly make moist, under ponding state on-line maintenance control system |
| CN109404298A (en) * | 2018-10-29 | 2019-03-01 | 川源(中国)机械有限公司 | Intelligent submersible pump system based on Internet of Things |
-
2006
- 2006-08-28 CN CN 200620045192 patent/CN200946575Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102384092A (en) * | 2011-11-01 | 2012-03-21 | 张家港市太平洋泵业制造有限公司 | Pipeline centrifugal pump for ship |
| CN102384092B (en) * | 2011-11-01 | 2013-05-29 | 张家港市太平洋泵业制造有限公司 | Pipeline centrifugal pump for ship |
| CN106968967A (en) * | 2017-05-17 | 2017-07-21 | 浙江浙水工贸有限公司 | Efficient deep well pump |
| CN106968967B (en) * | 2017-05-17 | 2018-12-11 | 浙江浙水工贸有限公司 | Efficient deep well pump |
| CN107740776A (en) * | 2017-11-27 | 2018-02-27 | 湖北拓宇水电科技有限公司 | It is a kind of to diving pump assembly make moist, under ponding state on-line maintenance control system |
| CN109404298A (en) * | 2018-10-29 | 2019-03-01 | 川源(中国)机械有限公司 | Intelligent submersible pump system based on Internet of Things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| C56 | Change in the name or address of the patentee |
Owner name: SHANGHAI APOLLO MACHINERY CO., LTD. Free format text: FORMER NAME: SHANGHAI APOLLO MACHINERY MANUFACTURING CO., LTD. |
|
| CB03 | Change of inventor or designer information |
Inventor after: Lu Jinqi Inventor before: Lu Jinqi Inventor before: Xia Qing Inventor before: Liu Jincan Inventor before: Mei Weimin Inventor before: Chang Xinan Inventor before: Lin Xiang |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LU JINQI XIA QING LIU JINCAN MEI WEIMIN CHANG XINAN LIN XIANG TO: LU JINQI |
|
| CP03 | Change of name, title or address |
Address after: 201401 Shanghai City, Guangdong Province, the town of Pine Road, No. 555, No. Patentee after: Shanghai Apollo Machinery Co., Ltd. Address before: 201401 Shanghai city Fengxian District West Industrial Park Yisong Road No. 555 Patentee before: Shanghai Apollo Machinery Manufacturing Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070912 |
|
| EXPY | Termination of patent right or utility model |