CN202705384U - Automatic control device for blast furnace cooling water - Google Patents
Automatic control device for blast furnace cooling water Download PDFInfo
- Publication number
- CN202705384U CN202705384U CN 201220344002 CN201220344002U CN202705384U CN 202705384 U CN202705384 U CN 202705384U CN 201220344002 CN201220344002 CN 201220344002 CN 201220344002 U CN201220344002 U CN 201220344002U CN 202705384 U CN202705384 U CN 202705384U
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- cooling
- control device
- cooling water
- water
- blast furnace
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Abstract
The utility model discloses an automatic control device for blast furnace cooling water. The automatic control device comprises a power supply, a motor, a cooling water pump, a motor control device, a cooling water tower, a temperature sensor and a flow sensor, the temperature sensor and the flow sensor are positioned on a cooling water pipeline, an input power supply interface of the motor control device is connected with the power supply, an output power supply line of the motor control device is connected with a power supply interface of the motor, a rotation shaft of the motor is connected with a rotation shaft of the cooling water pump, a water inlet of the cooling water pump is communicated with the cooling water tower, a water outlet of the cooling water pump is communicated with a blast furnace cooling cavity through a cooling water pipe, signal output ends of the temperature sensor and the flow sensor are connected with the motor control device through electrical interfaces respectively, and a temperature control device and a refrigerating device are arranged in the cooling water tower. A cooling water source with the stable temperature is provided, water supply flow of the cooling water pump can be automatically adjusted, so that a blast furnace shell, a blast furnace inner air inlet and a blast furnace slag outlet can be stably protected in a cooling manner, and energy is greatly saved.
Description
Technical field
The utility model relates to metallurgical automation field, relates in particular to a kind of blast-furnace cooled water automatic control device that is applicable in the metallurgy industry.
Background technology
Be provided with one deck chilled water unit between high stove outer covering and refractory materials, the recirculated water of input certain temperature and pressure carries out cooling protection to air port in high stove outer covering, the blast furnace and tap cinder mouth in refrigerating unit.If water coolant is poor to the cooling performance of high stove outer covering, will there be potential safety hazard, have a strong impact on the work-ing life of blast furnace; If strengthened the wind to blast furnace, the cooling of cinder notch, can affect metallurgical effect.In the prior art, the blast-furnace cooled water device mainly adopts water pump to supply water in the refrigerating unit of blast furnace, general water pump only has startup and stops control, cooling-water pump can't active adjustment water supply flow and pressure, cause the pressure of water pump water outlet sometimes to be higher than the steady pressure of regulation, sometimes be lower than the steady pressure of regulation, can not be stable in cooling equipment for blast furnace, supply water, air port and tap cinder mouth can't obtain stable cooling in the blast furnace.The water coolant feed rate of blast furnace is generally calculated according to a certain fixing temperature of cooling water value, and along with the variation in season, temperature contrast is very large, and existing blast-furnace cooled water device can't be regulated the water coolant feed rate automatically according to the variation of temperature, thereby has wasted the valuable energy.
Summary of the invention
The purpose of this utility model just is to provide a kind of blast-furnace cooled water automatic control device, can effectively solve the problem that above-mentioned prior art exists.
To achieve these goals, the technical solution adopted in the utility model is: a kind of blast-furnace cooled water automatic control device, comprise power supply, electric motor and cooling-water pump, also comprise motor control assembly, cooling tower and be positioned at temperature sensor and flow sensor on the cooling water pipeline; The input power interface of described motor control assembly is connected with power supply, and the out-put supply line of described motor control assembly is connected with the power interface of described electric motor; The rotating shaft of described electric motor is connected with the rotating shaft of described cooling-water pump; The water-in of described cooling-water pump is communicated with described cooling tower, and the water outlet of described cooling-water pump is communicated with blast furnace cooling cavity by water-cooled tube; Described temperature sensor is connected signal output part and is connected with motor control assembly by electric interfaces respectively with flow sensor; Be provided with temperature-control device and refrigeration plant in the described cooling tower.
As preferably, described electric motor is permasyn morot.
As preferably, described temperature sensor comprises inlet temperature sensor and outlet temperature sensor, and described flow sensor comprises inlet flow rate sensor and outlet flow sensor; Described inlet temperature sensor and inlet flow rate sensor setting are in the water inlet cooling line of blast furnace cooling cavity, and described outlet temperature sensor and outlet flow sensor are arranged on the water outlet cooling line of blast furnace cooling cavity.
As preferably, described motor control assembly also is connected by the status signal output terminal of electric interfaces with described blast furnace cooling cavity.
Compared with prior art, the utility model has the advantage of: simple in structure, convenient and practical, cooling tower provides the water coolant source of certain equilibrium temperature, can regulate by motor control assembly the water supply flow of cooling-water pump; The setting of temperature sensor and flow sensor; can cool off according to blast furnace the real-time working condition of cavity; realize the automatic adjusting of cooling-water pump water supply flow, just can make high stove outer covering, the interior air port of blast furnace and tap cinder mouth that stable cooling protection is arranged, also greatly saved the valuable energy.
Description of drawings
Fig. 1 is module diagram of the present utility model.
Among the figure: 1, power supply; 2, electric motor; 3, cooling-water pump; 4, motor control assembly; 5, cooling tower; 6, blast furnace cooling cavity; 51, temperature-control device; 52, refrigeration plant; 71, inlet temperature sensor; 72, outlet temperature sensor; 81, inlet flow rate sensor; 82, outlet flow sensor.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As a kind of embodiment of the present utility model, consult Fig. 1, the utility model comprises power supply 1, electric motor 2 and cooling-water pump 3, also comprises motor control assembly 4, cooling tower 5 and is positioned at temperature sensor and flow sensor on the cooling water pipeline; The input power interface of described motor control assembly 4 is connected with power supply 1, and the out-put supply line of described motor control assembly 4 is connected with the power interface of described electric motor 2; The rotating shaft of described electric motor 2 is connected with the rotating shaft of described cooling-water pump 3; The water-in of described cooling-water pump 3 is communicated with described cooling tower 5, and the water outlet of described cooling-water pump 3 is communicated with blast furnace cooling cavity 6 by water-cooled tube; Described temperature sensor is connected signal output part and is connected with motor control assembly 4 by electric interfaces respectively with flow sensor; Be provided with temperature-control device 51 and refrigeration plant 52 in the described cooling tower 5.
Described electric motor 2 is permasyn morot.
Described temperature sensor comprises inlet temperature sensor 71 and outlet temperature sensor 72, and described flow sensor comprises inlet flow rate sensor 81 and outlet flow sensor 82; Described inlet temperature sensor 71 and inlet flow rate sensor 81 are arranged at the water inlet cooling line of blast furnace cooling cavity 6, and described outlet temperature sensor 72 and outlet flow sensor 82 are arranged on the water outlet cooling line of blast furnace cooling cavity 6.
Described motor control assembly 4 also is connected by the status signal output terminal of electric interfaces with described blast furnace cooling cavity 6.
Be provided with temperature-control device 51 and refrigeration plant 52 in the described cooling tower 5, the water coolant source of certain equilibrium temperature can be provided; The setting of temperature sensor and flow sensor; can cool off according to blast furnace the real-time working condition of cavity 6; size, the frequency of motor control assembly 4 automatic regulation output voltage and currents; thereby change the rotating speed of permasyn morot; and then automatically regulate the water supply flow of cooling-water pump 3; just can make high stove outer covering, the interior air port of blast furnace and tap cinder mouth that stable cooling protection is arranged, also greatly save the valuable energy.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, General Principle as defined herein can the situation within not breaking away from spirit or scope of the present utility model under, realize in other embodiments.Therefore, the utility model will can not be limited to these embodiment shown in this article, but will accord with principle disclosed herein and features of novelty the widest consistent scope.
Claims (4)
1. a blast-furnace cooled water automatic control device comprises power supply, electric motor and cooling-water pump, it is characterized in that: also comprise motor control assembly, cooling tower and be positioned at temperature sensor and flow sensor on the cooling water pipeline; The input power interface of described motor control assembly is connected with power supply, and the out-put supply line of described motor control assembly is connected with the power interface of described electric motor; The rotating shaft of described electric motor is connected with the rotating shaft of described cooling-water pump; The water-in of described cooling-water pump is communicated with described cooling tower, and the water outlet of described cooling-water pump is communicated with blast furnace cooling cavity by water-cooled tube; Described temperature sensor is connected signal output part and is connected with motor control assembly by electric interfaces respectively with flow sensor; Be provided with temperature-control device and refrigeration plant in the described cooling tower.
2. blast-furnace cooled water automatic control device according to claim 1, it is characterized in that: described electric motor is permasyn morot.
3. blast-furnace cooled water automatic control device according to claim 1, it is characterized in that: described temperature sensor comprises inlet temperature sensor and outlet temperature sensor, described flow sensor comprises inlet flow rate sensor and outlet flow sensor; Described inlet temperature sensor and inlet flow rate sensor setting are in the water inlet cooling line of blast furnace cooling cavity, and described outlet temperature sensor and outlet flow sensor are arranged on the water outlet cooling line of blast furnace cooling cavity.
4. blast-furnace cooled water automatic control device according to claim 1 is characterized in that: described motor control assembly also is connected by the status signal output terminal of electric interfaces with described blast furnace cooling cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220344002 CN202705384U (en) | 2012-07-17 | 2012-07-17 | Automatic control device for blast furnace cooling water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220344002 CN202705384U (en) | 2012-07-17 | 2012-07-17 | Automatic control device for blast furnace cooling water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202705384U true CN202705384U (en) | 2013-01-30 |
Family
ID=47585705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220344002 Expired - Fee Related CN202705384U (en) | 2012-07-17 | 2012-07-17 | Automatic control device for blast furnace cooling water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202705384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106282457A (en) * | 2015-05-28 | 2017-01-04 | 宝山钢铁股份有限公司 | Blast-furnace cooled water register and control method under a kind of baker state |
-
2012
- 2012-07-17 CN CN 201220344002 patent/CN202705384U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106282457A (en) * | 2015-05-28 | 2017-01-04 | 宝山钢铁股份有限公司 | Blast-furnace cooled water register and control method under a kind of baker state |
| CN106282457B (en) * | 2015-05-28 | 2018-03-09 | 宝山钢铁股份有限公司 | Blast-furnace cooled water register and control method under a kind of baker state |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130130 Termination date: 20130717 |