CN205341500U - Safe energy -conserving cooling system for cast equipment of rolling - Google Patents
Safe energy -conserving cooling system for cast equipment of rolling Download PDFInfo
- Publication number
- CN205341500U CN205341500U CN201620091243.5U CN201620091243U CN205341500U CN 205341500 U CN205341500 U CN 205341500U CN 201620091243 U CN201620091243 U CN 201620091243U CN 205341500 U CN205341500 U CN 205341500U
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- water pump
- casting
- relay
- controller
- control module
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Abstract
The utility model discloses a safe energy -conserving cooling system for cast equipment of rolling, including at least two water pumps that move simultaneously to and intelligent control cabinet, every water pump will be followed the water of taking out and sent into the equipment of rolling of casting in the pond, potentiometre that the intelligent control cabinet includes the controller, be connected with the controller, the at least two sets of relay unit that are connected with the controller and at least two right the water pump carries out frequency conversion control's merit accuse module one to one, a set of relay unit is answered to every merit accuse pair of module, and every relay unit of group includes at least three relay, and the normally open contact of each relay sets up respectively at the the corresponding signal input that corresponds merit accuse module among every relay unit of group, every merit accuse module still is connected with a relay I respectively, and the normally open contact of relay I sets up the trouble input port who corresponds with every water pump on the controller. The utility model discloses the rod chilling temperature has been guaranteed to cast in the production accident that has caused after having avoided single water pump operation to break down, and safe energy -conserving.
Description
Technical field
This utility model relates to a kind of energy-saving safe cooling system being applied to casting and rolling installation.
Background technology
Casting and rolling installation casting rod cooling system, is with circulation waterway, casting rod is cooled down, the liquid metal of high temperature through casting and rolling installation, is rolled into the sheet metal of needs.In strip casting process, casting and rolling machine is very harsh to the cooling condition of casting rod, and conventional equipment is single start cycles water pump, makes cooling water pass through from casting rod, reaches cooling casting rod purpose.In existing normal productive process, the service condition of water pump is a water pump, casting and rolling installation is cooled down, one or two reserve pumps give over to standby, have the disadvantage in that 1, when equipment breaks down, cause casting rod temperature too high owing to reserve pump cannot be started in time, thus causing serious production accident；2, in normal productive process, due to single water pump long time running, and reserve pump is placed for a long time, one water pump good maintenance owing to long time running is unable to reach usually occurs, and reserve pump is due to long-time placement, in case of emergency cannot normally enable again, cause unnecessary expenditures on production maintenance；3, owing to the change of cooling water system temperature is required harsher by casting and rolling installation, quality to equipment and production product too high or too low for temperature has a strong impact on, it was all that soft-start cabinet or star triangle decompression starting etc. directly initiate mode due to original Starting mode in the past, the water yield (temperature) is regulated and carries out manual adjustment only by valve, comparatively laborious.
Utility model content
The technical problems to be solved in the utility model is in that to provide a kind of energy-saving safe cooling system being applied to casting and rolling installation, to solve prior art Problems existing.
For solving above-mentioned technical problem, this utility model by the following technical solutions:
A kind of energy-saving safe cooling system being applied to casting and rolling installation, including the water pump that at least two is run simultaneously, and Intelligent control cabinet；The water extracted out from pond is sent into casting and rolling installation by each water pump；Described Intelligent control cabinet includes at least two group relay unit that the potentiometer that controller is connected is connected with controller with controller and described water pump is carried out the power control module of VFC one to one by least two；The corresponding group relay unit of each power control module, every group relay unit includes at least three relay, and in every group relay unit, the normally opened contact of each relay is separately positioned on the corresponding signal input of corresponding power control module；Each power control module has been also respectively connected with a relay I, and the normally opened contact of relay I arranges fault input port corresponding with each water pump on the controller.
The water after rod carries out heat exchange of casting rolled with casting and rolling installation exports to cooling tower, and the cooling water after the output of cooled tower is back to pond.
Controller is also associated with Switching Power Supply, economize on electricity/ordinary tap, remotely/local switch, and water pump remote activation switch corresponding with each water pump respectively, the long-range shutdown switch of water pump, water pump local boot switch, water pump this locality shutdown switch.
Water pump remote activation switch, the long-range shutdown switch of water pump are separately positioned on casting and rolling installation.
Potentiometer is arranged on switch board operating board.
The beneficial effects of the utility model: 1, simultaneously start at least two water pumps, the rotating speed of at least two water pumps is adjusted, when a water pump breaks down, by an other water pump Accelerating running, thus ensure that casting rod temperature, relieve the parking or even more serious production accident that cause after single water pump breaks down；2, during fault-free, every water pump is all light running, substantially prolongs operation service time, thus decreasing due to plant maintenance or exchanging the equipment parking that water pump causes, thus ensure that the utilization rate of equipment；3, only just the water yield need to can be adjusted by the potentiometer being arranged on switch board operating board, easy to operate；4, when at least two water pumps run simultaneously, the total current of water pump does not have separate unit water pump full-load current high, and energy-saving effect is notable.
Accompanying drawing explanation
Fig. 1 is theory diagram of the present utility model.
Fig. 2 is the circuit theory diagrams of this utility model switch board.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.
Referring to Fig. 1, this utility model provides a kind of energy-saving safe cooling system being applied to casting and rolling installation, including at least two water pumps run simultaneously.This utility model is for two water pumps: water pump I and water pump II illustrate.The water extracted out from pond is sent into casting and rolling installation by water pump I and water pump II, and the water after rod carries out heat exchange of casting rolled with casting and rolling installation exports to cooling tower, and the cooling water after the output of cooled tower is finally back to pond.
This utility model also includes pump motor and carries out the Intelligent control cabinet of VFC.Intelligent control cabinet includes at least two group relay unit that the potentiometer that controller is connected is connected with controller with controller and described water pump is carried out the power control module of VFC one to one by least two, referring to Fig. 2, power control module I that this utility model motor for two group relay unit, to water pump I carries out VFC, the power control module II that the motor of water pump II carries out VFC illustrate.The corresponding group relay unit of each power control module.Every group relay unit includes four relays.
Potentiometer is arranged on switch board operating board, and the current that water pump I and water pump II are exported by the fixing gear that operator can just set by potentiometer carry out manual adjustment.As: potentiometer is provided with 8 grades, and water pump output 0 grade corresponding is minimum, and 7 grades are maximum.
Two group relay unit are respectively as follows: KA2-KA5, KA6-KA9.In this group relay unit of KA2-KA5, normally opened contact KA2-1, KA3-1, KA4-1, KA5-1 of each relay are separately positioned on corresponding signal input part X1, X2, X3, X4 of power control module I；In this group relay unit of KA6-KA9, normally opened contact KA6-1, KA7-1, KA8-1, KA9-1 of each relay are separately positioned on corresponding signal input part X5, X6, X7, X8 of power control module II.Relay K A2 is energized all the time so that its normally opened contact KA2-1 closes, gating power control module I；Relay K A6 is energized all the time so that its normally opened contact KA6-1 closes, gating power control module II.When potentiometer arranges 0-7 shelves, controller sends Binary Zero 00-111 signal.When potentiometer is arranged on 0 grade, controller sends Binary Zero 00 signal, and corresponding relay is all not turned on, and power control module I is given tacit consent to power control module II according to 0 grade of corresponding output three-phase alternating current electric control water pump operation；When potentiometer is arranged on 3 grades, controller sends Binary Zero 11 signal, director port Y1, Y3, Y4 export corresponding low and high level with port Y6, Y7, Y10, relay K A4 and KA5, K8 and K9 are turned on, thus normally opened contact KA4-1 and KA5-1, K8-1 and K9-1 Guan Bi, power control module I receives from corresponding signal input port with power control module II after triggering signal and judging respectively according to 3 grades of corresponding output three-phase alternating current electric control water pump operations, and the control principle of other gears is by that analogy.
Power control module I and power control module II can adopt converter.Power control module I and power control module II connect relay I KA0, a KA1 respectively.The normally opened contact KA0-1 of relay I KA0 connected with power control module I arranges water pump I fault input port X4 corresponding with water pump I on the controller, and the normally opened contact KA1-1 of relay I KA1 connected with power control module II arranges water pump II fault input port X7 corresponding with water pump II on the controller.
After operator set gear by potentiometer, controller send gear signal make the normally opened contact of respective notch relay in two group relay unit close (as, when potentiometer is set to 1 grade, controller sends Binary Zero 01 signal, director port Y1, Y3, Y4 and port Y6, Y7, the corresponding low and high level of Y10 output, make to be connected to port Y4, the relay K A5 of Y10, KA9 turns on, then relay K A5, the normally opened contact KA5-1 of KA9, KA9-1 closes), power control module I and power control module II by the signal input part being connected with the relay normally open contact of this Guan Bi receive the three-phase alternating current of output and above-mentioned respective notch corresponding frequencies after signal (as, after the normally opened contact KA5-1 Guan Bi of relay K A5, the signal input part X4 of power control module I can receive an input signal, the signal input part X3 of power control module I, X2 does not have signal to input, then power control module I judges that the signal of input is 001, export and the three-phase alternating current of the 1 corresponding frequency of gear；Simultaneously, after the normally opened contact KA9-1 Guan Bi of relay K A9, the signal input part X8 of power control module II can receive an input signal, signal input part X7, X6 of power control module I do not have signal to input, then power control module II judges that the signal of input is 001, the three-phase alternating current of output and the 1 corresponding frequency of gear), thus reach to control the purpose of pump motor adjustment pump rotary speed simultaneously.When two water pumps have one to break down, the power control module that the water pump that breaks down is corresponding sends signal, make relay I energising being connected with this power control module, after the normally opened contact Guan Bi of this relay I, on controller, the fault input port of corresponding water pump receives an input signal, after controller receives this fault-signal, according to predetermined manner, another water pump of not breaking down is improved current gear, such as: before fault, the water pump I of normal operation and water pump II are by 1 grade of water yield output, after water pump I breaks down, the relay I KA0 energising being connected with power control module I, the normally-closed contact KA0-1 Guan Bi of this relay I KA0, the water pump I fault input port X4 of controller receives an input signal, now controller passes through port Y6, Y7, Y10 correspondence output 010, this output signal makes relay K A9 power-off originally in the conduction state, relay K A8 is made to be energized, the normally opened contact KA8-1 Guan Bi of relay K A8, the signal input part X7 of now power control module II receives an input signal through the normally opened contact KA8-1 of relay K A8, the signal input part X6 of power control module II, X8 no signal inputs, now power control module II receives 010 signal (namely water pump II output flow is 2 grades), export the three-phase alternating current of 2 gear respective frequencies, water pump II is made to export by 2 grades of water yields, thereby through increase another just the water yield of properly functioning water pump avoid a water pump break down cause the water yield output deficiency.
Controller is also associated with economize on electricity/ordinary tap, remotely/local switch, and water pump I remote activation switch, the long-range shutdown switch of water pump I, water pump I local boot switchs, water pump I this locality shutdown switch, water pump II remote activation switchs, the long-range shutdown switch of water pump II, water pump II local boot switchs, water pump II this locality shutdown switch.Water pump I remote activation switch, the long-range shutdown switch of water pump I, water pump II remote activation switch, the long-range shutdown switch of water pump II are separately positioned on casting and rolling installation, carry out remote activation for field personnel or stop water pump.
This utility model has the advantage that
(1) start multiple stage water pump simultaneously, the rotating speed of multiple stage water pump is adjusted, when a water pump breaks down, to an other water pump Accelerating running, thus ensure that casting rod temperature, relieve the parking or even more serious production accident that cause after single water pump breaks down.
(2) during fault-free, every water pump is all light running, substantially prolongs operation service time, thus decreasing due to plant maintenance or exchanging the equipment parking that water pump causes, thus ensure that the utilization rate of equipment.
(3) temperature cooling down water is subject to the impact of atmospheric temperature, winter and summer the temperature difference relatively larger, so casting and rolling machine is also different to the demand of cooling water, only it was adjusted by the opening and closing degree of control valve in the past, and only just the water yield need to can be adjusted by the potentiometer being arranged on switch board operating board now.
(4) when multiple stage water pump runs simultaneously, the total current of water pump does not have separate unit water pump full-load current high, and energy-saving effect is notable.
Claims (5)
1. the energy-saving safe cooling system being applied to casting and rolling installation, it is characterised in that: include the water pump that at least two is run simultaneously and Intelligent control cabinet；The water extracted out from pond is sent into casting and rolling installation by each water pump；Described Intelligent control cabinet includes at least two group relay unit that the potentiometer that controller is connected is connected with controller with controller and described water pump is carried out the power control module of VFC one to one by least two；The corresponding group relay unit of each power control module, every group relay unit includes at least three relay, and in every group relay unit, the normally opened contact of each relay is separately positioned on the corresponding signal input of corresponding power control module；Each power control module has been also respectively connected with a relay I, and the normally opened contact of relay I arranges fault input port corresponding with each water pump on the controller.
2. the energy-saving safe cooling system being applied to casting and rolling installation according to claim 1, it is characterised in that: the water after rod carries out heat exchange of casting rolled with casting and rolling installation exports to cooling tower, and the cooling water after the output of cooled tower is back to pond.
3. the energy-saving safe cooling system being applied to casting and rolling installation according to claim 1, it is characterized in that: controller is also associated with Switching Power Supply, economize on electricity/ordinary tap, remotely/local switch, and water pump remote activation switch corresponding with each water pump respectively, the long-range shutdown switch of water pump, water pump local boot switch, water pump this locality shutdown switch.
4. the energy-saving safe cooling system being applied to casting and rolling installation according to claim 3, it is characterised in that: water pump remote activation switch, the long-range shutdown switch of water pump are separately positioned on casting and rolling installation.
5. the energy-saving safe cooling system being applied to casting and rolling installation according to claim 1, it is characterised in that: potentiometer is arranged on switch board operating board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091243.5U CN205341500U (en) | 2016-01-29 | 2016-01-29 | Safe energy -conserving cooling system for cast equipment of rolling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620091243.5U CN205341500U (en) | 2016-01-29 | 2016-01-29 | Safe energy -conserving cooling system for cast equipment of rolling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205341500U true CN205341500U (en) | 2016-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620091243.5U Expired - Fee Related CN205341500U (en) | 2016-01-29 | 2016-01-29 | Safe energy -conserving cooling system for cast equipment of rolling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205341500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309563A (en) * | 2021-11-29 | 2022-04-12 | 浙江久立电气材料有限公司 | Cooling water system of casting machine and control method thereof |
-
2016
- 2016-01-29 CN CN201620091243.5U patent/CN205341500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309563A (en) * | 2021-11-29 | 2022-04-12 | 浙江久立电气材料有限公司 | Cooling water system of casting machine and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Anyang City, Henan province 456550 Linzhou City Road 863 national science and Technology Industrial Park canal No. 1 506-508 Patentee after: Henan energy saving Polytron Technologies Inc Address before: Anyang City, Henan province 456550 Linzhou City Road 863 national science and Technology Industrial Park canal No. 1 506-508 Patentee before: ANYANG CITY INDUSTRY ENERGY SAVING TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20190129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |