CN112746284B - Movable type intermediate frequency furnace silicon controlled cooling bottom plate pickling device and use method - Google Patents
Movable type intermediate frequency furnace silicon controlled cooling bottom plate pickling device and use method Download PDFInfo
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- CN112746284B CN112746284B CN202110182371.6A CN202110182371A CN112746284B CN 112746284 B CN112746284 B CN 112746284B CN 202110182371 A CN202110182371 A CN 202110182371A CN 112746284 B CN112746284 B CN 112746284B
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G3/00—Apparatus for cleaning or pickling metallic material
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
- C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
- C23G1/02—Cleaning or pickling metallic material with solutions or molten salts with acid solutions
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- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a mobile intermediate frequency furnace silicon controlled cooling bottom plate pickling device and a use method thereof, wherein the pickling device comprises a mobile trolley, a water pump and a motor are arranged at the front end of the mobile trolley, an acid storage tank and a water storage tank are arranged in the middle of the mobile trolley, an electric cabinet is arranged at the rear end of the mobile trolley, and the water pump and the motor are respectively controlled and driven by the electric cabinet; the movable trolley is provided with a first liquid outlet pipeline and a second liquid outlet pipeline from bottom to top through a bracket; the pump shaft of the water pump is connected with the output shaft of the motor, and the water inlet of the water pump is respectively connected with the acid storage tank outlet and the water storage tank outlet; the water outlet of the water pump is connected with the first liquid outlet pipeline, and the second liquid outlet pipeline is respectively connected with the acid storage tank inlet and the water storage tank inlet; the first liquid outlet pipeline is provided with a quick connector for being connected with an air pipe joint of the compressor. The device provided by the invention is wholly movable and can be switched rapidly, pickling can be realized without removing the cooling bottom plate, the flexibility is high, and the labor cost is greatly reduced.
Description
Technical Field
The invention relates to the technical field of casting equipment, in particular to a movable silicon controlled cooling bottom plate pickling device of an intermediate frequency furnace and a use method.
Background
At present, in various casting enterprises, the introduction of a high-power intermediate frequency electric furnace for smelting molten iron is a development trend, a silicon controlled rectifier in the intermediate frequency electric furnace is a core element which is sensitive to the temperature control requirement, and the silicon controlled rectifier is irreversibly damaged due to the excessively high temperature, so that in order to ensure that the intermediate frequency furnace can stably and reliably work, a cooling bottom plate is required to be used for carrying out heat dissipation treatment on the silicon controlled rectifier in the intermediate frequency furnace, but a layer of scale is formed on the inner wall of a pipeline in the long-time working process of the cooling bottom plate, and the cooling effect on the silicon controlled rectifier is reduced after the scale reaches a certain thickness, so that the silicon controlled rectifier is damaged even. To overcome these problems, the cooling floor can only be replaced or pickled. But these two operations currently suffer from the following drawbacks:
and (3) a step of: the workload of the process of disassembling and assembling the cooling bottom plate is large, and the damage of the silicon controlled rectifier is easy to cause.
And II: the liquid adding process is not easy to operate in the acid washing process of the manual cavity tank, and meanwhile, personal injury can be caused to operators.
Thirdly,: the strength of the acid is not easy to control, the base plate is damaged due to the excessively strong acidity value, and the excessively low acidity value cannot achieve the pickling effect.
Fourth, the method comprises the following steps: if the cost of replacing the bottom plate is large, one furnace has 64 bottom plates.
Patent number "CN210125591U" discloses an intermediate frequency furnace cooling loop belt cleaning device, including first casing, the bottom four corners of first casing all has the universal wheel through the bolt locking, the left side welding of first casing has the push rod, the inner chamber bottom left side joint of first casing has the water tank, the right side bottom of water tank has the water pump through first raceway spiro union, the right side spiro union of water pump has the one end of second raceway, the top joint of water tank has the air compressor machine, the right side of air compressor machine has the check valve through first defeated tuber pipe spiro union, the right side spiro union of check valve has the one end of second defeated tuber pipe, the other end spiro union of second raceway and second defeated tuber pipe has the connecting valve.
However, in the prior art, the cooling circuit of the intermediate frequency furnace can only be cleaned by simple clean water, the pickling function of scale of a related cooling bottom plate is lacked, and the cooling effect of the silicon controlled rectifier can be influenced by adopting the method for a long time.
The information disclosed in the background section above is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
Aiming at the problems existing in the prior art, the invention provides the movable type silicon controlled cooling bottom plate pickling device of the intermediate frequency furnace and the use method thereof, the whole device can be moved and rapidly switched, the pickling can be realized without disassembling the cooling bottom plate, the flexibility is high, and the labor cost is greatly reduced.
In order to achieve the above object, the present invention has the following technical scheme:
the utility model provides a portable intermediate frequency furnace silicon controlled rectifier cooling bottom plate pickling device, includes the travelling car, travelling car's front end is provided with water pump and motor, travelling car's front and back end still is fixed with preceding fixed bolster, back fixed bolster respectively, back fixed bolster one side is provided with acid storage tank, water storage tank side by side, back fixed bolster another side is provided with the electric cabinet, water pump, motor are controlled by the electric cabinet respectively and are driven; the front fixing support is provided with a first liquid outlet pipeline and a second liquid outlet pipeline from bottom to top; the acid storage tank comprises a top acid storage tank inlet and a bottom acid storage tank outlet, and the water storage tank comprises a top water storage tank inlet and a bottom water storage tank outlet; the pump shaft of the water pump is connected with the output shaft of the motor, and the water inlet of the water pump is respectively connected with the acid storage tank outlet and the water storage tank outlet; the water outlet of the water pump is connected with the first liquid outlet pipeline, and the second liquid outlet pipeline is respectively connected with the acid storage tank inlet and the water storage tank inlet; a quick connector for connecting with an air pipe connector of the compressor is arranged on the first liquid outlet pipeline; a first valve is arranged at the joint of the water inlet of the water pump and the outlet of the acid storage tank, and a second valve is arranged at the joint of the water inlet of the water pump and the outlet of the water storage tank; a third valve is arranged at the joint of the second liquid outlet pipeline and the inlet of the acid storage tank; a fourth valve is arranged at the joint of the second liquid outlet pipeline and the inlet of the water storage tank; and a fifth valve is further arranged at the joint of the first liquid outlet pipeline and the fast interface.
Specifically, the first valve, the second valve, the third valve, the fourth valve and the fifth valve are all diaphragm electromagnetic valves and are all controlled to be on-off through an electric cabinet.
Specifically, the quick connector is provided with a ball valve.
Specifically, the upstream of the first valve and the upstream of the second valve are respectively provided with a first waste liquid discharge port and a second waste liquid discharge port.
Specifically, the water pump is an acid-resistant pump.
Specifically, the first liquid outlet pipeline includes from top to bottom arranged first being in charge of and first, first being in charge of one or more, first being in charge of one end with first being in charge of join and be connected, first being in charge of with the delivery port of water pump is connected, the other end of first being in charge of is fixed on the back fixed bolster, and the tip of this end is provided with the first hose connection with outside hose connection.
Specifically, the second liquid outlet pipeline includes from top to bottom arranged second branch pipe and second is responsible for, the second is in charge of one or more, the one end of second branch pipe with the second is responsible for and is joined and be connected, the second is responsible for respectively with acid storage tank entry, water storage tank entry connection, the other end of second branch pipe is fixed on the back fixed bolster, the tip of this end be provided with outside hose connection's second hose connection.
The application method of the silicon controlled cooling base plate pickling device of the movable intermediate frequency furnace comprises the following steps:
s1: the water outlet and the water inlet of the bottom plate to be pickled are respectively connected with a first liquid outlet pipeline and a second liquid outlet pipeline through hoses, acid liquor is filled into an acid storage tank, water is filled into the water storage tank, and an air pipe joint of a compressor is connected with a quick connector;
s2: the device is powered on, a third valve on a return pipeline of the acid storage tank is firstly opened, a water pump and a motor are started, and then the first valve is opened, so that acid liquor enters a water inlet of the acid washing bottom plate through a second liquid outlet pipeline for acid washing;
s3: when a certain pickling time is reached, closing the first valve, opening the fifth valve, and enabling compressed gas to enter a pickling bottom plate pipeline through a fast interface and a first liquid outlet pipeline to blow clean residual liquid;
s4: after a certain blow-drying time is reached, closing the fifth valve and the third valve, continuously opening the fourth valve, starting the water pump and the motor, and then opening the second valve to wash the pickling bottom plate pipeline;
s5: after a certain water washing time is reached, the second valve is closed, and then the five valves are opened, so that the compressed gas is too fast in interface and the first liquid outlet pipeline enter the pickling bottom plate pipeline to dry clean residual water.
The invention has the beneficial effects that:
1. according to the invention, the pickling device is arranged on the movable trolley, the trolley is compactly distributed, the cooling bottom plate can be pickled through quick connection of the hose, the cooling bottom plate is convenient and quick to use, the cooling bottom plate does not need to be disassembled in the process, and the labor cost is reduced; the pickling operation of various devices can be compatible as required;
2. the invention controls the on-off of the electromagnetic valve through the electric cabinet, so that the whole process can be realized without manually operating the pipeline, and the labor force is saved.
3. According to the invention, the plurality of branched pipes are arranged, so that a plurality of pickling bottom plate pipelines can be cleaned at the same time, and the working efficiency is further improved.
Drawings
Fig. 1 is a schematic structural diagram of a silicon controlled cooling bottom plate pickling device of a mobile intermediate frequency furnace.
Fig. 2 is a schematic diagram of the connection of acid storage tanks according to the present invention.
In the figure, the mobile trolley comprises a 1-mobile trolley body, a 101-front fixed support, a 102-rear fixed support, a 2-water pump, a 3-motor, a 4-acid storage tank, a 401-acid storage tank inlet, a 402-acid storage tank outlet, a 5-water storage tank, a 501-water storage tank inlet, a 502-water storage tank outlet, a 6-electric cabinet, a 7-first liquid outlet pipeline, a 701-first branch pipe, a 702-first main pipe, a 703-first hose joint, a 8-second liquid outlet pipeline, a 801-second branch pipe, a 802-second main pipe, a 803-second hose joint, a 9-quick connector, a 10-first valve, a 11-second valve, a 12-third valve, a 13-fourth valve, a 14-fifth valve, a 15-ball valve, a 16-first waste liquid discharge port and a 17-second waste liquid discharge port.
Detailed Description
To describe the technical contents, the achieved objects and effects of the present invention in detail, the following description is made with reference to the embodiments in conjunction with the accompanying drawings.
As shown in fig. 1-2, the invention provides a movable silicon controlled cooling bottom plate pickling device of an intermediate frequency furnace, which mainly comprises a movable trolley 1, a water pump 2, a motor 3, an acid storage tank 4, a water storage tank 5, an electric cabinet 6, a first liquid outlet pipeline 7 and a second liquid outlet pipeline 8, wherein the water pump 2, the motor 3, the acid storage tank 4, the water storage tank 5, the electric cabinet 6, the first liquid outlet pipeline 7 and the second liquid outlet pipeline 8 are all arranged on the movable trolley 1.
As seen in fig. 1 and 2, the front of the mobile trolley 1 is a pipeline, the water pump 2 and the motor 3 are connected and distributed in an area, the middle of the trolley is a placement area of the acid storage tank and the water storage tank, and the rear of the trolley is an operation area of the electric cabinet. Specifically, the front end and the rear end of the mobile trolley 1 are respectively fixed with a front fixed bracket 101 and a rear fixed bracket 102; the water pump 2 and the motor 3 are arranged at the front end of the front fixed bracket 101; the first liquid outlet pipeline 7 and the second liquid outlet pipeline 8 are arranged on the front fixed bracket 101 from bottom to top; the acid storage tank 4 and the water storage tank 5 are arranged in parallel in front of the rear fixed support 102, and the electric cabinet 6 is arranged on the back of the rear fixed support 102; the acid storage tank 4 comprises a top acid storage tank inlet 401 and a bottom acid storage tank outlet 402, and the water storage tank 5 comprises a top water storage tank inlet 501 and a bottom water storage tank outlet 502; the pump shaft of the water pump 2 is connected with the output shaft of the motor 3, and the water inlet of the water pump 2 is respectively connected with the acid storage tank outlet 402 and the water storage tank outlet 502; the water outlet of the water pump 2 is connected with a first liquid outlet pipeline 7, and a second liquid outlet pipeline 8 is respectively connected with an acid storage tank inlet 401 and a water storage tank inlet 501; a fast interface 9 for connecting with a compressor air pipe joint is arranged on the first liquid outlet pipeline 7; the water pump 2 and the motor 3 are respectively controlled and driven by an electric cabinet 6; a first valve 10 is arranged at the joint of the water inlet of the water pump 2 and the acid storage tank outlet 402, and a second valve 11 is arranged at the joint of the water inlet of the water pump 2 and the water storage tank outlet 502; a third valve 12 is arranged at the joint of the second liquid outlet pipeline 8 and the acid storage tank inlet 401; a fourth valve 13 is arranged at the joint of the second liquid outlet pipeline 8 and the water storage tank inlet 501; a fifth valve 14 is further arranged at the joint of the first liquid outlet pipeline 7 and the quick connector 9.
The working principle of this embodiment is as follows: when in use, the water outlet and the water inlet of the bottom plate to be pickled are respectively connected with the first liquid outlet pipeline 7 and the second liquid outlet pipeline 8 through hoses, acid liquor is filled into the acid storage tank 4, and water is filled into the water storage tank 5. The air pipe joint of the compressor is connected to the quick connector 9, and the power supply of the device can be started after the installation is finished. During cleaning, a third valve 12 on a return pipeline of the acid storage tank 4 is firstly opened, the water pump 2 and the motor 3 are started, and then the first valve 10 is opened, so that acid liquor enters a water inlet of the pickling bottom plate through the second liquid outlet pipeline 8 and flows in the pipeline of the pickling bottom plate to achieve the aim of pickling; simultaneously, after the process requirement time is up, the first valve 10 is closed, the fifth valve 14 is opened, the compressor is utilized to charge air on the quick connector 9 to blow off residual liquid in the pickling bottom plate pipeline, and the acid liquid returns into the acid storage tank 4 through the second liquid outlet pipeline 8 through the acid storage tank inlet 401; after the blowing time is up, the fifth valve 14 and the third valve 12 are closed, the fourth valve 13 is continuously opened, the water pump 2 and the motor 3 are started, the second valve 11 is opened again to wash the pickling bottom plate pipeline, after the washing time is up, the second valve 11 is closed again, the fifth valve 14 is opened again, and the clean residual water is blown dry. Through the operation, the pickling device is arranged on the mobile trolley, the trolley is compactly distributed, the cooling bottom plate can be pickled through quick connection of the hose, the operation is convenient and quick, the movement is flexible, the cooling bottom plate does not need to be disassembled in the process, any pipeline does not need to be disassembled, and the labor cost is reduced; besides cleaning the bottom plate of the intermediate frequency furnace, the invention can also be compatible with pickling operations carried out by various devices according to the needs, has strong compatibility and wider popularization prospect, and thus achieves the purpose of the invention.
As a preferred technical solution of this embodiment, the first valve 10, the second valve 11, the third valve 12, the fourth valve 13, and the fifth valve 14 are all diaphragm solenoid valves, and are all controlled to be opened and closed by the electric cabinet 6. Through being connected with electric cabinet 6 signal, electric cabinet 6 can the combination control simultaneously first valve 10, second valve 11, third valve 12, fourth valve 13, one or more break-make of fifth valve 14, the cleaning process whole journey is controlled by electric cabinet 6 and is accomplished automatically, has further reduced intensity of labour.
As a preferable technical scheme of the embodiment, the ball valve 15 is arranged on the quick connector 9, so that damage to the air compressor caused by acid liquor or water countercurrent is prevented.
As a preferable solution of the present embodiment, a first waste liquid discharge port 16 and a second waste liquid discharge port 17 are provided upstream of the first valve 10 and the second valve 11, respectively, for replacing the acid liquid and the clean water.
To prevent corrosion of the water pump 2 by acid solution, the water pump 2 is preferably an acid-resistant pump.
As a preferred solution of this embodiment, the first liquid outlet pipe 7 includes two first branch pipes 701 arranged from top to bottom and a first main pipe 702, one end of the first branch pipe 701 is connected to the first main pipe 702 in a converging manner, the first main pipe 702 is connected to the water outlet of the water pump 2, the other end of the first branch pipe 701 is fixed to the rear fixing bracket 102, and the end of the end is provided with a first hose connector 703 connected to an external hose; similarly, the second liquid outlet pipe 8 includes two second branch pipes 801 and a second main pipe 802 arranged from top to bottom, one end of the second branch pipe 801 is connected with the second main pipe 802 in a converging manner, the second main pipe 802 is respectively connected with the acid storage tank inlet 401 and the water storage tank inlet 501, the other end of the second branch pipe 801 is fixed on the rear fixing support 102, and a second hose connector 803 connected with an external hose is arranged at the end of the second branch pipe. Through setting up two first minutes pipes 701 and second minutes pipe 801, can insert two pickling bottom plate pipelines simultaneously, reach the abluent effect simultaneously.
Furthermore, in some embodiments, the fast interface 9 may employ BPC16-04 or BPC8-02, and the ball valve 15 may employ dn15 for ease of compatibility, but is not limited thereto.
While the invention has been described in detail with respect to specific embodiments thereof, it will be apparent to those skilled in the art that various modifications and improvements can be made thereto. Accordingly, such modifications or improvements may be made without departing from the spirit of the invention and are intended to be within the scope of the invention as claimed.
Claims (6)
1. A portable intermediate frequency furnace silicon controlled rectifier cooling bottom plate pickling device which characterized in that: the automatic acid storage device comprises a mobile trolley (1), wherein a water pump (2) and a motor (3) are arranged at the front end of the mobile trolley (1), a front fixing support (101) and a rear fixing support (102) are respectively fixed at the front end and the rear end of the mobile trolley (1), an acid storage tank (4) and a water storage tank (5) are arranged on one surface of the rear fixing support (102) in parallel, an electric cabinet (6) is arranged on the other surface of the rear fixing support (102), and the water pump (2) and the motor (3) are respectively controlled and driven by the electric cabinet (6); the front fixing bracket (101) is provided with a first liquid outlet pipeline (7) and a second liquid outlet pipeline (8) which are arranged from bottom to top; the acid storage tank (4) comprises a top acid storage tank inlet (401) and a bottom acid storage tank outlet (402), and the water storage tank (5) comprises a top water storage tank inlet (501) and a bottom water storage tank outlet (502); the pump shaft of the water pump (2) is connected with the output shaft of the motor (3), and the water inlet of the water pump (2) is respectively connected with the acid storage tank outlet (402) and the water storage tank outlet (502); the water outlet of the water pump (2) is connected with a first liquid outlet pipeline (7), and a second liquid outlet pipeline (8) is respectively connected with an acid storage tank inlet (401) and a water storage tank inlet (501); a fast interface (9) for connecting with a compressor air pipe joint is arranged on the first liquid outlet pipeline (7); a first valve (10) is arranged at the joint of the water inlet of the water pump (2) and the acid storage tank outlet (402), and a second valve (11) is arranged at the joint of the water inlet of the water pump (2) and the water storage tank outlet (502); a third valve (12) is arranged at the joint of the second liquid outlet pipeline (8) and the acid storage tank inlet (401); a fourth valve (13) is arranged at the joint of the second liquid outlet pipeline (8) and the water storage tank inlet (501); a fifth valve (14) is further arranged at the joint of the first liquid outlet pipeline (7) and the quick connector (9);
the first liquid outlet pipeline (7) comprises a first branch pipe (701) and a first main pipe (702) which are arranged from top to bottom, wherein the number of the first branch pipes (701) is one or more, one end of the first branch pipe (701) is connected with the first main pipe (702) in a converging way, the first main pipe (702) is connected with a water outlet of the water pump (2), the other end of the first branch pipe (701) is fixed on the rear fixed support (102), and a first hose joint (703) connected with an external hose is arranged at the end part of the first branch pipe;
the second liquid outlet pipeline (8) comprises a second branch pipe (801) and a second main pipe (802) which are arranged from top to bottom, the number of the second branch pipes (801) is one or more, one end of each second branch pipe (801) is connected with the corresponding second main pipe (802) in a converging mode, the corresponding second main pipe (802) is connected with the corresponding acid storage tank inlet (401) and the corresponding water storage tank inlet (501) respectively, the other end of each second branch pipe (801) is fixed on the corresponding rear fixing support (102), and a second hose connector (803) connected with an external hose is arranged at the end portion of each second branch pipe.
2. The portable intermediate frequency furnace silicon controlled cooling bottom plate pickling device according to claim 1, wherein: the first valve (10), the second valve (11), the third valve (12), the fourth valve (13) and the fifth valve (14) are all diaphragm electromagnetic valves, and are all controlled to be on-off through the electric cabinet (6).
3. The portable intermediate frequency furnace silicon controlled cooling bottom plate pickling device according to claim 1, wherein: and the quick connector (9) is provided with a ball valve (15).
4. The portable intermediate frequency furnace silicon controlled cooling bottom plate pickling device according to claim 2, wherein: and a first waste liquid discharge port (16) and a second waste liquid discharge port (17) are respectively arranged at the upstream of the first valve (10) and the upstream of the second valve (11).
5. The portable intermediate frequency furnace silicon controlled cooling bottom plate pickling device according to claim 1, wherein: the water pump (2) is an acid-resistant pump.
6. The method for using the silicon controlled cooling bottom plate pickling device of the movable intermediate frequency furnace according to any one of claims 1 to 5, comprising the following steps:
s1: the water outlet and the water inlet of the bottom plate to be pickled are respectively connected with a first liquid outlet pipeline (7) and a second liquid outlet pipeline (8) through hoses, acid liquor is filled into an acid storage tank (4), water is filled into a water storage tank (5), and a compressor air pipe joint is connected with a quick connector (9);
s2: the device is powered on, a third valve (12) on a return pipeline of the acid storage tank (4) is firstly opened, a water pump (2) and a motor (3) are started, and then a first valve (10) is opened, so that acid liquor enters a water inlet of the acid washing bottom plate through a second liquid outlet pipeline (8) for acid washing;
s3: when a certain pickling time is reached, the first valve (10) is closed, the fifth valve (14) is opened, and compressed gas enters the pickling bottom plate pipeline through the fast interface (9) and the first liquid outlet pipeline (7) to clean residual liquid;
s4: after a certain blow-drying time is reached, closing a fifth valve (14) and a third valve (12), continuously opening a fourth valve (13), starting a water pump (2) and a motor (3), and then opening a second valve (11) to wash the pickling bottom plate pipeline;
s5: after a certain washing time is reached, the second valve (11) is closed, and then the five valves (14) are opened, so that the compressed gas too fast interface (9) and the first liquid outlet pipeline (7) enter the pickling bottom plate pipeline to dry clean residual water.
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| CN202110182371.6A CN112746284B (en) | 2021-02-09 | 2021-02-09 | Movable type intermediate frequency furnace silicon controlled cooling bottom plate pickling device and use method |
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| CN202110182371.6A CN112746284B (en) | 2021-02-09 | 2021-02-09 | Movable type intermediate frequency furnace silicon controlled cooling bottom plate pickling device and use method |
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| CN112746284B true CN112746284B (en) | 2023-10-10 |
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| CN113488619B (en) * | 2021-07-21 | 2022-05-17 | 安徽中能电源有限公司 | Polar plate pickling device for production of storage battery |
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| CN109019780A (en) * | 2018-07-27 | 2018-12-18 | 中国船舶重工集团公司第七〇九研究所 | In a kind of pickling and cleaning device |
| CN210125591U (en) * | 2019-04-11 | 2020-03-06 | 南京创丰机械制造有限公司 | Intermediate frequency furnace cooling circuit belt cleaning device |
| CN211637593U (en) * | 2019-12-24 | 2020-10-09 | 浙江普康生物技术股份有限公司 | Pipeline cleaning and blow-drying integrated device |
| CN214458345U (en) * | 2021-02-09 | 2021-10-22 | 广西玉柴机器股份有限公司 | Mobile intermediate frequency furnace silicon controlled rectifier cooling bottom plate pickling device |
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