CN212838281U - Water pump interlocking device - Google Patents
Water pump interlocking device Download PDFInfo
- Publication number
- CN212838281U CN212838281U CN202021931721.1U CN202021931721U CN212838281U CN 212838281 U CN212838281 U CN 212838281U CN 202021931721 U CN202021931721 U CN 202021931721U CN 212838281 U CN212838281 U CN 212838281U
- Authority
- CN
- China
- Prior art keywords
- water pump
- control module
- normally open
- switch
- open contact
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of water pump interlocking control, in particular to a water pump interlocking device, which comprises a start-stop control module and an intermediate relay; alternating current power supply opens and stops control module and is connected with the water pump motor through opening, open and stop control module and water pump control module and be connected, water pump control module respectively with manual stop switch, start long-range end and the local terminal connection of long-range change over switch on the spot, start long-range local change over switch's local terminal and manual starting switch connection, manual stop switch is connected with intermediate relay second normally open contact, stop long-range local change over switch and connect in parallel at the both ends of intermediate relay second normally open contact. The utility model discloses simple structure through two normally open contacts of auxiliary relay for two line control logic's automatic filling line complete sets and three line control logic's water pump control module have formed interlocking control, and need not to revise control program, and later maintenance is simple, and is with low costs, easily wide use.
Description
Technical Field
The utility model relates to a water pump interlocking control technical field is a water pump interlock. The technology is also suitable for similar power equipment such as fans, conveyors and the like.
Background
The PLC control system of the existing automatic filling line complete equipment is mostly adopted as two-wire control logic, the control system of the water pump control circuit is mostly adopted as three-wire control logic, the automatic filling line complete equipment and the water pump control circuit need to realize interlocking start and stop in actual use, the automatic filling line complete equipment of the two-wire control logic and the water pump control module of the three-wire control logic are not matched with each other and cannot carry out interlocking control, the prior art realizes the interlocking control by modifying programs, but the mode has complicated process and is inconvenient to popularize, and the mode is not favorable for future maintenance after modification.
Disclosure of Invention
The utility model provides a water pump interlock has overcome above-mentioned prior art not enough, and it can effectively solve carry out the problem that interlocking control exists to personnel's requirement height, process are loaded down with trivial details, be unfavorable for the maintenance in the future between the automatic filling line complete sets of current two-wire formula control logic and the water pump control module of three-wire formula control logic through modifying the software program.
The technical scheme of the utility model is realized through following measure: a water pump interlocking device comprises a start-stop control module, an intermediate relay, a manual stop switch, a manual start switch, a start remote local change-over switch, a stop remote local change-over switch, a water pump motor, a water pump control module and an alternating current power supply; alternating current power supply is connected with the water pump motor through opening and close control module, open and close control module and water pump control module and be connected, water pump control module respectively with manual stop switch, start long-range end and the local terminal connection of long-range on-the-spot change over switch, start long-range on-the-spot change over switch be connected with manual starting switch with on-the-spot change over switch, manual starting switch is connected with water pump control module, the long-range end that starts long-range on-the-spot change over switch is connected with the first normally open contact of auxiliary relay, the first normally open contact of auxiliary relay is connected with water pump control module, manual stop switch is connected with the second normally open contact of auxiliary relay, the second normally open contact of auxiliary relay is connected with water pump control module, stop long-range on-the.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the start-stop control module comprises an alternating current contactor, a first normally open contact of the alternating current contactor, a second normally open contact, a third normally open contact is respectively connected between a three-phase live wire of an alternating current power supply and a water pump motor in series, an alternating current contactor coil is respectively connected with a water pump control module and a zero line of the alternating current power supply, a fourth normally open contact of the alternating current contactor is connected with the water pump control module, a fifth normally open contact of the alternating current contactor is respectively connected with the water pump control module, a manual stop switch, a remote end and a local end of a remote local starting switch.
The aforesaid still includes first fuse and second fuse, and first fuse and second fuse are equallyd divide and are connected with a water pump control module and alternating current power supply's a looks live wire respectively.
The water pump control module is connected with a three-phase live wire of the alternating current power supply through the current acquisition unit.
The utility model discloses simple structure through two normally open contacts of auxiliary relay for two line control logic's automatic filling line complete sets and three line control logic's water pump control module have formed interlocking control, and need not to revise control program, and later maintenance is simple, and is with low costs, easily wide use.
Drawings
Fig. 1 is a schematic diagram of the circuit structure of the present invention.
Fig. 2 is a schematic circuit structure of the fixed water pump control module according to the present invention.
The codes in the figures are respectively: ST is manual stop switch, SB is manual starting switch, SA1 is for starting long-range change over switch on the spot, SA2 is for stopping long-range change over switch on the spot, M is water pump motor, KA1 is the first normally open contact of auxiliary relay, KA2 is the second normally open contact of auxiliary relay, KM is the ac contactor coil, KM1 is the first normally open contact of ac contactor, KM2 is ac contactor second normally open contact, KM3 is ac contactor third normally open contact, KM4 is ac contactor fourth normally open contact, KM5 is ac contactor fifth normally open contact, L1, L2, L3 is ac power supply's three-phase live wire, 1N is ac power supply's zero line, FU1 is first fuse, FU2 is the second fuse.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
The invention will be further described with reference to the following examples and drawings:
as shown in fig. 1, the water pump interlocking device comprises a start-stop control module, an intermediate relay, a manual stop switch ST, a manual start switch SB, a start remote local transfer switch SA1, a stop remote local transfer switch SA2, a water pump motor M, a water pump control module and an alternating current power supply; alternating current power supply is connected with water pump motor M through opening and close control module, open and close control module and water pump control module and be connected, water pump control module respectively with manual stop switch ST, start long-range end and the local end connection of long-range local change over switch SA1, start long-range local change over switch SA 1's local end and be connected with manual starting switch SB, manual starting switch SB is connected with water pump control module, the long-range end that starts long-range local change over switch SA1 is connected with the first normally open contact KA1 of auxiliary relay, the first normally open contact KA1 of auxiliary relay is connected with water pump control module, manual stop switch ST is connected with auxiliary relay second normally open contact KA2, auxiliary relay second normally open contact KA2 is connected with water pump control module, stop long-range local change over switch SA2 and connect in parallel at the both ends of auxiliary relay second normally open contact KA 2.
In the above technical solution, the remote local switch SA1 is started, and the remote local switch SA2 is stopped, both of which are known in the art, and are used for switching between remote control and local control. The manual stop switch ST is a normally closed switch. The manual starting switch SB is a normally open switch. The start-stop control module can be a three-phase alternating current contactor, an air switch or a relay which can be controlled by the water pump control module.
In the technical scheme, the water pump control module adopts three-wire control logic, and the start-stop control module is controlled to be opened or closed according to the start-stop instruction of the dynamic filling line complete equipment of the two-wire control logic, so that the start-stop control of the water pump motor M is realized.
In the above technical solution, as shown in fig. 2, the water pump control module may be a PMC-550M-CKW35CACA, when the connection is made, the start-stop control module is connected to a DO31 port and a DO32 port of the water pump control module, a DIC port of the water pump control module is connected to a remote end and a local end of a manual stop switch ST and a remote local start switch SA1, a first normally open contact KA1 and a manual start switch SB of the intermediate relay are both connected to a DI2 port of the water pump control module, and a second normally open contact KA2 of the intermediate relay is connected to a DI3 port of the water pump control module.
The actual procedure used is as follows:
1. connecting an intermediate relay coil with a PLC control system of the complete equipment of the dynamic filling line;
2. controlling the starting of a water pump motor M according to a remote signal: the method comprises the steps that a starting remote local transfer switch SA1 is switched to a remote end, a PLC control system of the complete equipment of the dynamic filling line controls an intermediate relay coil to be electrified, a first normally open contact KA1 of the intermediate relay and a second normally open contact KA2 of the intermediate relay are both closed, a water pump control module obtains a remote starting signal and controls a starting and stopping control module to be closed, and a water pump motor M is started (here, the second normally open contact KA2 of the intermediate relay is closed, and a manual stop switch ST is a normally closed switch, so that no matter the remote local transfer switch SA2 is stopped to be switched to a remote place or a local place, a stop signal cannot be generated, and the starting of the water pump motor M; switching a starting remote local switch SA1 to a local end, manually closing a manual starting switch SB, obtaining a local starting signal by a water pump control module, and starting a water pump motor M by controlling the closing of a starting and stopping control module;
3. controlling a water pump motor M to stop according to a remote signal: the remote on-site stop switch SA2 is switched to a remote end, a PLC control system of the complete equipment of the dynamic filling line controls an intermediate relay coil to lose power, a first normally open contact KA1 of the intermediate relay and a second normally open contact KA2 of the intermediate relay are both disconnected, a water pump control module obtains a remote stop signal and controls a start-stop control module to be opened to stop a water pump motor M (here, the first normally open contact KA1 of the intermediate relay is disconnected, and no start signal is generated, so that the stop of the water pump motor M cannot be influenced); the remote local switch SA2 is switched to the local end, the manual stop switch ST is manually switched off, the water pump control module obtains a local stop signal, and the water pump motor M is stopped by controlling the start-stop control module to be opened.
To sum up the utility model discloses simple structure through two normally open contacts of auxiliary relay for two-wire control logic's automatic filling line complete sets and three-wire control logic's water pump control module have formed interlocking control, and need not to revise control program, and later maintenance is simple, and is with low costs, easily wide use.
The following are further optimization or/and improvement of the technical scheme of the utility model:
as shown in the attached drawing 1, the start-stop control module comprises an alternating current contactor, a first normally open contact KM1, a second normally open contact KM2, a third normally open contact KM3 is respectively connected in series with a three-phase live wire L1 of an alternating current power supply, L2, L3 and a water pump motor M, an alternating current contactor coil KM is respectively connected with a water pump control module and a zero line 1N of the alternating current power supply, a fourth normally open contact KM4 of the alternating current contactor is connected with the water pump control module, a fifth normally open contact KM5 of the alternating current contactor is respectively connected with the water pump control module, a manual stop switch ST, a remote end and a local end of a remote local switch SA1 are started.
In the above technical solution, as shown in fig. 2, the water pump control module may be a PMC-550M-CKW35CACA, when the connection is made, a coil KM of an ac contactor is connected to a DO32 port of the water pump control module, a fourth normally open contact KM4 of the ac contactor is connected to a DO31 port of the water pump control module, and a fifth normally open contact KM5 of the ac contactor is connected to a DI6 port of the water pump control module. Meanwhile, the N/-port and the VN port of the water pump control module are connected with a zero line 1N of an alternating current power supply.
During the use, if water pump control module obtains start signal, then control alternating current contactor coil KM gets electric, and alternating current contactor first normally open contact KM1, second normally open contact KM2, third normally open contact KM3 are closed, and control water pump motor M gets electric operation, and alternating current contactor fifth normally open contact KM5 is closed for water pump control module carries out state detection.
As shown in the attached figure 1, the water pump control module further comprises a first fuse FU1 and a second fuse FU2, wherein the first fuse FU1 and the second fuse FU2 are both respectively connected with a water pump control module and a phase live wire of an alternating current power supply.
In the above technical solution, as shown in fig. 2, the water pump control module may be PMC-550M-CKW35CACA, when connected, the first fuse FU1 is connected with VA port of the water pump control module and DO11 port of the water pump control module respectively, and DO12 port of the water pump control module is connected with the fourth normally open contact KM4 of the ac contactor, so as to protect the water pump control module starting water pump motor M. The second fuse FU2 is connected to the L/+ port of the water pump control module.
As shown in attached figures 1 and 2, the water pump control module further comprises a current acquisition unit, and the water pump control module is connected with a three-phase live wire of an alternating current power supply through the current acquisition unit.
In the technical scheme, the current acquisition unit can be a three-phase current transformer and is used for acquiring current information of the alternating current power supply.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (5)
1. A water pump interlocking device is characterized by comprising a start-stop control module, an intermediate relay, a manual stop switch, a manual start switch, a start remote local change-over switch, a stop remote local change-over switch, a water pump motor, a water pump control module and an alternating current power supply; alternating current power supply is connected with the water pump motor through opening and close control module, open and close control module and water pump control module and be connected, water pump control module respectively with manual stop switch, start long-range end and the local terminal connection of long-range on-the-spot change over switch, start long-range on-the-spot change over switch be connected with manual starting switch with on-the-spot change over switch, manual starting switch is connected with water pump control module, the long-range end that starts long-range on-the-spot change over switch is connected with the first normally open contact of auxiliary relay, the first normally open contact of auxiliary relay is connected with water pump control module, manual stop switch is connected with the second normally open contact of auxiliary relay, the second normally open contact of auxiliary relay is connected with water pump control module, stop long-range on-the.
2. The water pump interlocking device according to claim 1, wherein the start-stop control module comprises an ac contactor, a first normally open contact, a second normally open contact and a third normally open contact of the ac contactor are respectively connected in series between a three-phase live wire of an ac power supply and the water pump motor, an ac contactor coil is respectively connected with a water pump control module and a zero line of the ac power supply, a fourth normally open contact of the ac contactor is connected with the water pump control module, and a fifth normally open contact of the ac contactor is respectively connected with the water pump control module, the manual stop switch and a remote end and a local end of a remote on-site switching switch.
3. The water pump interlock device according to claim 1 or 2, further comprising a first fuse and a second fuse, each of the first fuse and the second fuse being respectively connected to the water pump control module and a phase line of the ac power source.
4. The water pump interlock device according to claim 1 or 2, further comprising a current collection unit, wherein the water pump control module is connected to a three-phase live line of an alternating current power supply through the current collection unit.
5. The water pump interlock device according to claim 3, further comprising a current collection unit, wherein the water pump control module is connected to a three-phase live line of an AC power source through the current collection unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021931721.1U CN212838281U (en) | 2020-09-07 | 2020-09-07 | Water pump interlocking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021931721.1U CN212838281U (en) | 2020-09-07 | 2020-09-07 | Water pump interlocking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212838281U true CN212838281U (en) | 2021-03-30 |
Family
ID=75146446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021931721.1U Active CN212838281U (en) | 2020-09-07 | 2020-09-07 | Water pump interlocking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212838281U (en) |
-
2020
- 2020-09-07 CN CN202021931721.1U patent/CN212838281U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112615381B (en) | Terminal low voltage of distributed low voltage distribution network administers device | |
| CN108183527B (en) | A kind of control device and control method suitable for robot wireless charging system | |
| CN110205972B (en) | Rail transit deicing snow melt system | |
| CN201679703U (en) | Control device for service water pump and standby water pump | |
| CN202374033U (en) | Automatic switching device for standby power supply | |
| CN212838281U (en) | Water pump interlocking device | |
| CN104007688A (en) | Greenhouse actuator controller | |
| CN208690936U (en) | A kind of seamless switching type phase-change switch | |
| CN105811436A (en) | Intelligent capacitor device realizing pre-damage exit and working method thereof | |
| CN109524885A (en) | A kind of intelligent low-pressure comprehensive distribution box based on Internet of Things chip wireless communication module | |
| CN110474597B (en) | Permanent magnet synchronous traction type elevator door integrated control device | |
| CN105089965B (en) | A kind of AC photovoltaic water pump system and its control method | |
| CN209250528U (en) | A kind of industrial water pump motor work system | |
| CN208353065U (en) | Generator booting-self controller device and power supply system | |
| CN208156491U (en) | A kind of main transformer forced-oil-air cooling intelligence control system | |
| CN213656986U (en) | Hydraulic module structure capable of timing control | |
| CN205622564U (en) | Three phase machine reactive power intelligent compensation remote monitering system | |
| CN201966617U (en) | Branch line voltage regulation device with controller using voltage as criterion and composite switches | |
| CN210949078U (en) | Fire pump control system with inspection function | |
| CN2343614Y (en) | Motor speed regulator for automatic constant pressure supplying water and thermostatic ventilation | |
| CN216054207U (en) | System for automatically constructing transformer connection mode based on voltage detection | |
| CN208904754U (en) | A kind of metering device remote-control intelligent backup power supply | |
| CN108879951A (en) | A kind of high-voltage circuitbreaker realizing cyclization and determining | |
| CN218386948U (en) | Intelligent control system of box-type substation | |
| CN215169141U (en) | Automatic running-in device of automatic door |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |