CN111847868B - Intermediate frequency furnace emergency cooling treatment device and method based on power-off state - Google Patents
Intermediate frequency furnace emergency cooling treatment device and method based on power-off state Download PDFInfo
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- CN111847868B CN111847868B CN202010856017.2A CN202010856017A CN111847868B CN 111847868 B CN111847868 B CN 111847868B CN 202010856017 A CN202010856017 A CN 202010856017A CN 111847868 B CN111847868 B CN 111847868B
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- 238000001816 cooling Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 130
- 230000001681 protective effect Effects 0.000 claims abstract description 37
- 238000005192 partition Methods 0.000 claims abstract description 21
- 230000009471 action Effects 0.000 claims abstract description 13
- 230000005484 gravity Effects 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 2
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 9
- 230000002265 prevention Effects 0.000 description 8
- 239000011521 glass Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005491 wire drawing Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 101000927062 Haematobia irritans exigua Aquaporin Proteins 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/0253—Controlling or regulating
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/029—Furnaces therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/60—Optical fibre draw furnaces
- C03B2205/72—Controlling or measuring the draw furnace temperature
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses an emergency cooling treatment device of an intermediate frequency furnace based on a power-off state, which comprises an intermediate frequency furnace body, a water tank and a plate heat exchanger, wherein an electric water pump is arranged between the water tank and the plate heat exchanger, the input end and the output end of the electric water pump are respectively communicated with the water tank and the plate heat exchanger through first pipelines, and the plate heat exchanger is communicated with the bottom end of the intermediate frequency furnace body through second pipelines. According to the invention, through the cooperation actions of the emergency water tank, the connecting pipe, the partition plate, the movable plate, the push rod, the protective shell and the first spring, the device does not need any power under the condition that the intermediate frequency furnace body is powered off, water in the tank is cooled along the pipeline to the furnace body by means of the gravity action of the emergency water tank, the construction transformation difficulty is low, the operation is simple, the study and the use of staff are convenient, the input cost is extremely low, and the device has the advantages of simplicity, high efficiency and energy conservation compared with the traditional emergency modes such as up backup power supply, pneumatic diaphragm pump and the like.
Description
Technical Field
The invention relates to the technical field of emergency treatment, in particular to an intermediate frequency furnace emergency cooling treatment device and method based on a power-off state.
Background
In the wire drawing operation process of the wire drawing tower, the glass preform rod is required to be melted by the intermediate frequency furnace, the melting temperature of the glass preform rod is about 2200 ℃, most of heat generated by the intermediate frequency furnace is used for melting the glass preform rod, part of heat which cannot be absorbed by the glass preform rod can be dissipated into the heat insulation layer, the furnace body and the upper cover plate and the lower cover plate, the heat is absorbed and taken away by the process cooling circulating water arranged in the furnace body and the upper cover plate and the lower cover plate, the process circulating water can exchange heat with the cooling water, the temperature in the intermediate frequency furnace is required to be ensured to be constant so as to ensure good process parameters, and the production can continuously run.
However, in actual use, under the condition that sudden power failure occurs in the wire drawing operation process, process water circulation cannot be realized, residual heat in the intermediate frequency furnace cannot be timely dissipated, the furnace body, the coil and the cover plate are easy to damage, and serious loss is caused to production.
Therefore, it is necessary to solve the above problems by providing an emergency cooling treatment device and method for an intermediate frequency furnace in a power-off state.
Disclosure of Invention
The invention aims to provide an emergency cooling treatment device and method for an intermediate frequency furnace based on a power-off state.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides an emergency cooling treatment device of intermediate frequency furnace based on under outage state, includes intermediate frequency furnace body, water tank and plate heat exchanger, be provided with electric water pump between water tank and the plate heat exchanger, electric water pump input and output communicate with water tank and plate heat exchanger respectively through first pipeline, plate heat exchanger and intermediate frequency furnace body bottom pass through the second pipeline intercommunication, intermediate frequency furnace body top fixedly connected with third pipeline, third pipeline output and water tank top fixed connection;
the middle position of the second pipeline is fixedly connected with a connecting pipe, the bottom end of the connecting pipe is fixedly connected with an emergency water inlet pipeline, the input end of the emergency water inlet pipeline is fixedly connected with an emergency water tank, the vertical height of the emergency water tank is larger than that of the intermediate frequency furnace body, the output end of the third pipeline is fixedly connected with an emergency drainage pipeline, the input end of the emergency drainage pipeline is provided with a two-way three-way valve, and the two-way three-way valve is matched with the output end of the third pipeline;
the connecting pipe comprises straight tube and fixed pipe, straight tube bottom one side and fixed pipe fixed connection, the spout has been seted up to fixed pipe inner wall, spout lateral wall sliding connection has the baffle, the inside bar groove of having seted up of baffle, bar groove lateral wall sliding connection has the push rod, push rod one end fixedly connected with fly leaf, the equal fixedly connected with first spring in fly leaf both sides, fly leaf one end and fixed pipe lateral wall fixed connection are kept away from to first spring, fly leaf one end fixedly connected with fly leaf is kept away from to the push rod, fixed pipe is close to fly leaf one side fixedly connected with protective housing, protective housing top and straight tube fixed connection, protective housing inner wall and fly leaf sliding connection, the water inlet has been seted up to a straight tube bottom side of keeping away from to a fly leaf one end, the straight tube passes through water inlet and the inside intercommunication of protective housing, protective housing one side fixedly connected with leak protection mechanism is kept away from to fixed pipe, the straight tube roof is close to fly leaf one side fixedly connected with connecting block, the connecting block is close to leak protection mechanism one side is provided with three baffle, three near equal fixedly connected with rotating block of fly leaf one end, one of them rotating block and rotating block are kept away from two adjacent rotating block and two side of the connecting block, the connecting block is kept away from one side respectively, sealing connection is kept away from one side of the connecting block.
Preferably, flanges are fixedly connected to the two ends of the straight pipe and the bottom end of the fixed pipe, and a ball valve is arranged at one end, close to the plate heat exchanger, of the second pipeline.
Preferably, the movable plate is kept away from baffle one side fixedly connected with telescopic link, the telescopic link is kept away from movable plate one end and protective housing inner wall fixed connection.
Preferably, the movable plate side wall is fixedly connected with a sealing ring, and the sealing ring side wall is in sliding connection with the inner wall of the protective shell.
Preferably, the leakage prevention mechanism comprises fixed shell, movable rod and two leakage prevention pieces, the fixed pipe is kept away from protective housing one side top and fixed shell fixed connection, two the leakage prevention pieces are located the baffle respectively and are close to fixed shell one end both sides, the leakage prevention piece is close to baffle one end and offsets with the baffle, the leakage prevention piece is kept away from baffle one end and is seted up flutedly, recess inner wall sliding connection has the dead lever, the dead lever is kept away from baffle one end and fixed shell inner wall fixed connection, the leakage prevention piece is kept away from fixed pipe one side fixedly connected with first connecting rod, first connecting rod is kept away from leakage prevention piece one end and is rotated and be connected with the second connecting rod, two the second connecting rod is the splayed form, the fixed shell is kept away from fixed pipe one side and has been seted up the spring groove, spring groove lateral wall and movable rod sliding connection, the inside second spring that is equipped with of spring groove, second spring both ends respectively with spring groove lateral wall and movable rod fixed connection, two second connecting rod are kept away from first connecting rod one end respectively with movable rod both sides rotation connection, movable block and movable rod phase-match.
Preferably, a limiting hole is formed in one end, close to the second connecting rod, of the first connecting rod, a limiting rod is connected to the inner wall of the limiting hole in a sliding mode, and one end, far away from the first connecting rod, of the limiting rod is fixedly connected with the inner wall of the fixing shell.
Preferably, the leakage-proof block is made of rubber material near one end of the partition board, and the sealing block and the sealing ring are also made of rubber material.
An intermediate frequency furnace emergency cooling treatment method based on a power-off state comprises the following specific steps:
step one: cutting off one end of the second pipeline, which is close to the intermediate frequency furnace body, and installing a connecting pipe to the fracture through a flange;
step two: the emergency water inlet pipeline is fixedly connected with the fixed pipe through a flange, the input end of the emergency water inlet pipeline is communicated with the emergency water tank, the emergency water tank is installed at a higher position, and a proper amount of water is injected into the emergency water tank;
step three: the emergency drainage pipeline is arranged at the output end of the third pipeline, and a two-way three-way valve is arranged at the output end of the third pipeline so as to be matched with the emergency drainage pipeline;
step four: when the power failure suddenly, because the water pressure is insufficient in the protective housing, the baffle slides and opens the fixed pipe, and in emergency water tank water got into the second pipeline owing to the effect of gravity through emergent inlet channel, and in the furnace body and the upper and lower apron of intermediate frequency furnace body, the intermediate frequency furnace body cooled off, in the water flow was gone into the third pipeline after the cooling, through manual control two-way three-way valve, made rivers pass through emergent drainage pipe discharge.
In the technical scheme, the invention has the technical effects and advantages that:
1. through the cooperation action of the emergency water tank, the connecting pipe, the partition plate, the movable plate, the push rod, the protective shell and the first spring, the device does not need any power under the condition that the intermediate frequency furnace body is powered off, and water in the tank is cooled along the pipeline by means of the gravity action of the emergency water tank;
2. through the cooperation action of fixed shell, leak protection piece, movable rod, second spring, first connecting rod and second connecting rod, during normal operating, leak protection piece tightly offsets with the baffle, compares with prior art, avoids in the water in the emergent inlet channel gets into the straight tube, and water in the emergent water tank reduces, does not have sufficient water to cool off intermediate frequency furnace body when leading to the outage suddenly, and after the outage, the leak protection piece moves to keeping away from the baffle direction to separate with the baffle, the baffle slip of being convenient for is opened the fixed pipe.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of a connecting tube of the present invention;
FIG. 3 is a front view of a connecting tube according to the present invention;
FIG. 4 is a schematic view of the connection structure of the partition plate, the push rod, the movable plate and the movable block according to the present invention;
FIG. 5 is a schematic view of the connection structure of the baffle plate and the rotating block according to the present invention;
FIG. 6 is an enlarged view of the structure of portion A of FIG. 2 in accordance with the present invention;
fig. 7 is an enlarged view of the structure of the portion B in fig. 2 according to the present invention.
Reference numerals illustrate:
1. an intermediate frequency furnace body; 2. a water tank; 3. a plate heat exchanger; 4. a first pipe; 5. a second pipe; 6. a third conduit; 7. a connecting pipe; 701. a straight pipe; 702. a fixed tube; 8. an emergency water tank; 9. an emergency drainage pipeline; 10. a two-way three-way valve; 11. a partition plate; 12. a push rod; 13. a movable plate; 14. a first spring; 15. a protective shell; 16. a water inlet; 17. a leakage prevention mechanism; 171. a fixed case; 172. a movable rod; 173. a leakage preventing block; 174. a fixed rod; 175. a first link; 176. a second link; 177. a second spring; 178. a limit rod; 18. a baffle; 19. a rotating block; 20. a telescopic rod; 21. a seal ring; 22. a movable block.
Detailed Description
In order to make the technical scheme of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
The invention provides an emergency cooling treatment device of an intermediate frequency furnace based on a power-off state, which is shown in figures 1-6, and comprises an intermediate frequency furnace body 1, a water tank 2 and a plate heat exchanger 3, wherein an electric water pump is arranged between the water tank 2 and the plate heat exchanger 3, the input end and the output end of the electric water pump are respectively communicated with the water tank 2 and the plate heat exchanger 3 through a first pipeline 4, the plate heat exchanger 3 is communicated with the bottom end of the intermediate frequency furnace body 1 through a second pipeline 5, the top end of the intermediate frequency furnace body 1 is fixedly connected with a third pipeline 6, and the output end of the third pipeline 6 is fixedly connected with the top end of the water tank 2;
the middle position of the second pipeline 5 is fixedly connected with a connecting pipe 7, the bottom end of the connecting pipe 7 is fixedly connected with an emergency water inlet pipeline, the input end of the emergency water inlet pipeline is fixedly connected with an emergency water tank 8, the vertical height of the emergency water tank 8 is larger than that of the intermediate frequency furnace body 1, the output end of the third pipeline 6 is fixedly connected with an emergency drainage pipeline 9, the input end of the emergency drainage pipeline 9 is provided with a two-way three-way valve 10, and the two-way three-way valve 10 is matched with the output end of the third pipeline 6;
the connecting pipe 7 comprises straight tube 701 and fixed pipe 702, straight tube 701 bottom one side and fixed pipe 702 fixed connection, the spout has been seted up to fixed pipe 702 inner wall, spout lateral wall sliding connection has baffle 11, the inside bar groove of having seted up of baffle 11, bar groove lateral wall sliding connection has push rod 12, push rod 12 one end fixedly connected with fly leaf 13, the equal fixedly connected with first spring 14 in fly leaf 13 both sides, first spring 14 is kept away from fly leaf 13 one end and fixed pipe 702 lateral wall fixed connection, push rod 12 is kept away from fly leaf 13 one end fixedly connected with movable block 22, fixed pipe 702 is close to fly leaf 13 one side fixedly connected with protective housing 15, protective housing 15 top and straight tube 701 fixed connection, protective housing 15 inner wall and fly leaf 13 sliding connection, water inlet 16 has been seted up to straight tube 701 one end bottom side of fly leaf 13, the inside intercommunication through water inlet 16 and protective housing 15, fixed pipe 702 is kept away from one side fixedly connected with leak protection mechanism 17, straight tube roof is close to fly leaf 13 one side fixedly connected with fly leaf 17, straight tube roof 17 is kept away from fly leaf 13 one side fixedly connected with movable block, three side of being close to side of fly leaf 18 are close to one side of the same side as the connecting block, the connecting block is kept away from three side of the same side of the connecting block 18 and is kept away from the fixed block 18, and is connected with one of the connecting block 19, and two side of the connecting blocks are kept away from one side of the connecting block 19 and one side of the connecting block are kept away from the same side, one side of the connecting block is connected with the connecting block and one side of the connecting block and 19 and one side is kept away from the connecting block and 18 and one side is kept away from the connecting block and 19 and one side.
Further, in the above technical scheme, the flanges are fixedly connected to the two ends of the straight pipe 701 and the bottom end of the fixed pipe 702, so that the connecting pipe 7 is convenient to install, and the ball valve is installed at one end of the second pipeline 5 close to the plate heat exchanger 3, so that the overhaul is convenient.
Further, in the above technical scheme, the movable plate 13 is fixedly connected with the telescopic rod 20 on one side far away from the partition plate 11, and one end of the telescopic rod 20 far away from the movable plate 13 is fixedly connected with the inner wall of the protective shell 15, so that the movable plate 13 is limited, and the stability is increased.
Further, in the above technical solution, the side wall of the movable plate 13 is fixedly connected with a sealing ring 21, and the side wall of the sealing ring 21 is slidably connected with the inner wall of the protective housing 15, so as to prevent water flow from entering the side of the movable plate 13, which is close to the first spring 14.
The implementation mode specifically comprises the following steps: during normal operation, the electric water pump conveys process circulating water into the furnace body of the intermediate frequency furnace body 1 and the upper cover plate and the lower cover plate to cool the intermediate frequency furnace body 1, the process circulating water is cooled through the plate heat exchanger 3, the circulating water enters the protective shell 15 through the water inlet 16, the movable plate 13 pushes the baffle 11 to seal the fixed pipe 702 under the action of water pressure, water in an emergency water inlet pipeline is prevented from entering the second pipeline 5, when the electric water pump stops working, the water pressure in the protective shell 15 is reduced, the movable plate 13 is pushed to move away from the fixed pipe 702 under the action of the elastic force of the first spring 14, the movable plate 22 is driven by the fixed plate to move towards the direction close to the protective shell 15 through the push rod 12, when the movable plate 22 is propped against the baffle 11, the movable plate 22 further drives the baffle 11 to move towards the movable plate 13, and opens the fixed pipe 702, the water in the emergency water tank 8 can enter the straight pipe 701 through the emergency water inlet pipeline, at the moment, under the action of the gravity and the water pressure of the baffle 18, the baffle 18 turns over, one end of the straight pipe 701 close to the protective shell 15 is closed, the water can flow into the furnace body and the upper cover plate and the lower cover plate of the intermediate frequency furnace body 1 through the connecting pipe 7, the intermediate frequency furnace body 1 is cooled, the two-way three-way valve 10 is opened, the cooled water in the intermediate frequency furnace body 1 can be discharged through the third pipeline 6 and the emergency water outlet pipeline, the device does not need any power under the condition that the intermediate frequency furnace body 1 is powered off, the water in the tank is cooled along the pipeline by the gravity action of the emergency water tank 8, the construction and transformation difficulty is low, the operation is simple, the study and the use of staff are convenient, the input cost is extremely low, compared with the traditional emergency modes such as up backup power supply, pneumatic diaphragm pump and the like, the device has the advantages of simplicity, high efficiency and energy conservation, the embodiment specifically solves the problems that the process water circulation cannot be realized under the condition of sudden power failure, the residual heat in the intermediate frequency furnace body 1 cannot be timely emitted, and the furnace body, the coil and the cover plate are easy to damage.
As shown in fig. 1-7, the anti-leakage mechanism 17 is composed of a fixed shell 171, a movable rod 172 and two anti-leakage blocks 173, the top end of one side of the fixed tube 702 far away from the protective shell 15 is fixedly connected with the fixed shell 171, two anti-leakage blocks 173 are respectively located at two sides of one side of the baffle 11 close to the fixed shell 171, one end of the anti-leakage block 173 close to the baffle 11 is propped against the baffle 11, one end of the anti-leakage block 173 far away from the baffle 11 is provided with a groove, the inner wall of the groove is slidably connected with a fixed rod 174, one end of the fixed rod 174 far away from the baffle 11 is fixedly connected with the inner wall of the fixed shell 171, one end of the anti-leakage block 173 far away from the fixed tube 702 is fixedly connected with a first connecting rod 175, one end of the first connecting rod 175 far away from the anti-leakage block 173 is in an splayed shape, one side of the fixed shell 171 is provided with a spring groove, the side of the spring groove is slidably connected with the movable rod 172, the inner part of the spring groove is provided with a second spring 177, two ends of the second spring 177 are respectively fixedly connected with the side wall of the spring groove and the movable rod 172, the two first connecting rods 175 are far away from the two sides of the movable connecting rod 172, and the two ends of the movable connecting rod 172 are respectively connected with two movable connecting rods 22 in a splayed mode.
Further, in the above technical scheme, a limiting hole is formed at one end of the first connecting rod 175, which is close to the second connecting rod 176, a limiting rod 178 is slidably connected to the inner wall of the limiting hole, and one end of the limiting rod 178, which is far away from the first connecting rod 175, is fixedly connected to the inner wall of the fixed shell 171, so that the first connecting rod 175 is limited, and stability is increased.
Further, in the above technical solution, the end of the leakage preventing block 173 near the partition 11 is made of rubber material, and the sealing block and the sealing ring 21 are also made of rubber material, so as to prevent water leakage.
An intermediate frequency furnace emergency cooling treatment method based on a power-off state comprises the following specific steps:
step one: cutting off one end of the second pipeline 5, which is close to the intermediate frequency furnace body 1, and installing a connecting pipe 7 at a fracture through a flange;
step two: the emergency water inlet pipeline is fixedly connected with the fixed pipe 702 through a flange, the input end of the emergency water inlet pipeline is communicated with the emergency water tank 8, the emergency water tank 8 is installed at a higher position, and a proper amount of water is injected into the emergency water tank 8;
step three: an emergency drainage pipeline 9 is arranged at the output end of the third pipeline 6, and a two-way three-way valve 10 is arranged at the output end of the third pipeline 6 so as to be matched with the emergency drainage pipeline 9;
step four: when the power is suddenly cut off, the baffle 11 slides to open the fixed pipe 702 due to insufficient water pressure in the protective shell 15, water in the emergency water tank 8 enters the second pipe 5 through the emergency water inlet pipe under the action of gravity and flows into the furnace body and the upper cover plate and the lower cover plate of the intermediate frequency furnace body 1, the intermediate frequency furnace body 1 is cooled, the cooled water flows into the third pipe 6, and the water is discharged through the emergency water discharge pipe 9 by manually controlling the two-way three-way valve 10.
The implementation mode specifically comprises the following steps: when the baffle 11 seals the fixed pipe 702, the leak-proof block 173 tightly offsets with the baffle 11, prevent that water from leaking, after the outage, the water pressure is insufficient in the protective housing 15, first spring 14 promotes fly leaf 13 to keep away from fly leaf 172 direction motion, fly leaf 13 drives fly leaf 22 to keep away from fly leaf 172 direction through push rod 12, under the elasticity effect of second spring 177, fly leaf 172 moves to keeping away from second spring 177 direction, fly leaf 172 drives second connecting rod 176 upset, second connecting rod 176 promotes first connecting rod 175 to keep away from fly leaf 172 direction motion, first connecting rod 175 drives leak-proof block 173 to keep away from baffle 11 direction motion, at this moment fly leaf 22 offsets with baffle 11, fly leaf 22 can promote baffle 11 to keep away from fixed shell 171 direction motion, open fixed pipe 702, during normal work, leak-proof block 173 tightly offsets with baffle 11, avoid water in the emergent inlet channel to get into in the straight pipe 701, water in the emergent water tank 8 reduces, do not have sufficient water to cool down intermediate frequency stove body 1 when leading to suddenly outage, after the power down, leak-proof block 173 moves to keep away from baffle 11 direction, and separate with baffle 11 direction motion, it is convenient for the baffle 11 to separate with the baffle 11 to keep away from the baffle 11, when the concrete water in the emergent water channel 702 is opened, the water inlet channel is easy to be cooled down to the problem of the implementation of the water cooling down in the sudden water channel 1 has not been easy to be solved.
The working principle of the utility model is as follows:
referring to fig. 1-6 of the specification, when the electric water pump stops working and the water pressure in the protective shell 15 is reduced, the movable plate 13 is pushed to move away from the fixed pipe 702 under the action of the elastic force of the first spring 14, the fixed plate drives the movable block 22 to move towards the direction close to the protective shell 15 through the push rod 12, when the movable block 22 is propped against the partition plate 11, the movable block 22 further drives the partition plate 11 to move towards the movable plate 13 and opens the fixed pipe 702, water in the emergency water tank 8 can enter the straight pipe 701 through the emergency water inlet pipeline, at the moment, under the action of the gravity and the water pressure of the baffle 18, the baffle 18 is turned over and one end of the straight pipe 701 close to the protective shell 15 is closed, and the water can flow into the furnace body and the upper cover plate and the lower cover plate of the intermediate frequency furnace body 1 through the connecting pipe 7, so that the intermediate frequency furnace body 1 is cooled;
referring to fig. 1-7 of the specification, when the partition 11 seals the fixed pipe 702, the leakage-proof block 173 tightly abuts against the partition 11 to prevent water leakage, after power failure, the water pressure in the protective housing 15 is insufficient, the first spring 14 pushes the movable plate 13 to move away from the movable rod 172, the movable plate 13 drives the movable block 22 to move away from the movable rod 172 through the push rod 12, under the elastic force of the second spring 177, the movable rod 172 moves away from the second spring 177, the movable rod 172 drives the second connecting rod 176 to overturn, the second connecting rod 176 pushes the first connecting rod 175 to move away from the movable rod 172, the first connecting rod 175 drives the leakage-proof block 173 to move away from the partition 11, at this time, the movable block 22 abuts against the partition 11, and the movable block 22 can push the partition 11 to move away from the fixed housing 171 to open the fixed pipe 702.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the invention, which is defined by the appended claims.
Claims (6)
1. The utility model provides an emergency cooling processing apparatus of intermediate frequency furnace based on under outage state, includes intermediate frequency furnace body (1), water tank (2) and plate heat exchanger (3), its characterized in that: an electric water pump is arranged between the water tank (2) and the plate heat exchanger (3), the input end and the output end of the electric water pump are respectively communicated with the water tank (2) and the plate heat exchanger (3) through a first pipeline (4), the plate heat exchanger (3) is communicated with the bottom end of the intermediate frequency furnace body (1) through a second pipeline (5), a third pipeline (6) is fixedly connected to the top end of the intermediate frequency furnace body (1), and the output end of the third pipeline (6) is fixedly connected with the top end of the water tank (2);
the middle position of the second pipeline (5) is fixedly connected with a connecting pipe (7), the bottom end of the connecting pipe (7) is fixedly connected with an emergency water inlet pipeline, the input end of the emergency water inlet pipeline is fixedly connected with an emergency water tank (8), the vertical height of the emergency water tank (8) is larger than that of the medium frequency furnace body (1), the output end of the third pipeline (6) is fixedly connected with an emergency drainage pipeline (9), the input end of the emergency drainage pipeline (9) is provided with a two-way three-way valve (10), and the two-way three-way valve (10) is matched with the output end of the third pipeline (6);
connecting pipe (7) comprises straight tube (701) and fixed pipe (702), straight tube (701) bottom one side and fixed pipe (702) fixed connection, the spout has been seted up to fixed pipe (702) inner wall, spout lateral wall sliding connection has baffle (11), the inside bar groove of seting up of baffle (11), bar groove lateral wall sliding connection has push rod (12), push rod (12) one end fixedly connected with fly leaf (13), first spring (14) of equal fixedly connected with in fly leaf (13) both sides, first spring (14) keep away from fly leaf (13) one end and fixed pipe (702) lateral wall fixed connection, fly leaf (13) one end fixedly connected with movable block (22) are kept away from to push rod (12), fixed pipe (702) are close to fly leaf (13) one side fixedly connected with protective housing (15), protective housing (15) top and straight tube (701) fixed connection, protective housing (15) inner wall and fly leaf (13) are connected, first spring (14) one end fixedly connected with fly leaf (13), water inlet (16) one end (16) are kept away from to straight tube (13) one end, water inlet (16) are kept away from in through blow-out mechanism (17) fixed connection with one side of the protective housing (13), the device is characterized in that a connecting block is fixedly connected to one side, close to the movable plate (13), of the top wall of the straight pipe (701), three baffles (18) are arranged on one side, close to the leakage-proof mechanism (17), of the connecting block, one end, close to the connecting block, of each baffle (18) is fixedly connected with a rotating block (19), one rotating block (19) is rotationally connected with the connecting block, the other two rotating blocks (19) are rotationally connected with one side of the adjacent baffle (18) respectively, a sealing block is fixedly connected to one end, far away from the connecting block, of each baffle (18), a propping block is arranged on one side, far away from the baffle (18), of each connecting block, the top end of each propping block is fixedly connected with the top wall of the straight pipe (701), and the propping blocks are matched with the baffles (18);
flanges are fixedly connected to two ends of the straight pipe (701) and the bottom end of the fixed pipe (702), and a ball valve is arranged at one end, close to the plate heat exchanger (3), of the second pipeline (5);
one side of the movable plate (13) far away from the partition plate (11) is fixedly connected with a telescopic rod (20), and one end of the telescopic rod (20) far away from the movable plate (13) is fixedly connected with the inner wall of the protective shell (15).
2. The intermediate frequency furnace emergency cooling treatment device based on the power-off state according to claim 1, wherein: the side wall of the movable plate (13) is fixedly connected with a sealing ring (21), and the side wall of the sealing ring (21) is in sliding connection with the inner wall of the protective shell (15).
3. The intermediate frequency furnace emergency cooling treatment device based on the power-off state according to claim 2, wherein: the anti-leakage mechanism (17) consists of a fixed shell (171), a movable rod (172) and two anti-leakage blocks (173), wherein the fixed pipe (702) is fixedly connected with the fixed shell (171) at the top end at one side far away from the protective shell (15), the two anti-leakage blocks (173) are respectively positioned at two sides of one end of the partition plate (11) close to the fixed shell (171), one end of the anti-leakage block (173) close to the partition plate (11) is propped against the partition plate (11), one end of the anti-leakage block (173) far away from the partition plate (11) is provided with a groove, the inner wall of the groove is slidably connected with a fixed rod (174), one end of the fixed rod (174) far away from the partition plate (11) is fixedly connected with the inner wall of the fixed shell (171), one side of the anti-leakage block (173) far away from the fixed pipe (702) is fixedly connected with a first connecting rod (175), one end of the first connecting rod (175) far away from the anti-leakage block (173) is rotatably connected with a second connecting rod (176), the two second connecting rods (176) are in an splayed shape, one side of the fixed shell (171) far away from the fixed shell (702) is provided with a spring groove, one side far away from the fixed pipe (702) is provided with a spring groove, one end of the spring groove is provided with a movable side (172) and two side walls (172) are respectively connected with the first side wall (172) respectively, one end, far away from the first connecting rod (175), of the two second connecting rods (176) is respectively connected with two sides of the movable rod (172) in a rotating mode, and the movable block (22) is matched with the movable rod (172).
4. The intermediate frequency furnace emergency cooling treatment device based on the power-off state of claim 3, wherein: and a limiting hole is formed in one end, close to the second connecting rod (176), of the first connecting rod (175), a limiting rod (178) is connected to the inner wall of the limiting hole in a sliding mode, and one end, far away from the first connecting rod (175), of the limiting rod (178) is fixedly connected with the inner wall of the fixed shell (171).
5. The intermediate frequency furnace emergency cooling treatment device based on the power-off state of claim 3, wherein: the leakage-proof block (173) is made of rubber material near one end of the partition board (11), and the sealing block and the sealing ring (21) are also made of rubber material.
6. A method for processing the intermediate frequency furnace emergency cooling processing device based on the power-off state according to any one of claims 1 to 5, characterized in that: the method comprises the following specific steps:
step one: cutting off one end of the second pipeline (5) close to the intermediate frequency furnace body (1), and installing a connecting pipe (7) to the fracture through a flange;
step two: the emergency water inlet pipeline is fixedly connected with the fixed pipe (702) through a flange, the input end of the emergency water inlet pipeline is communicated with the emergency water tank (8), the emergency water tank (8) is installed at a higher position, and a proper amount of water is injected into the emergency water tank (8);
step three: the emergency drainage pipeline (9) is arranged at the output end of the third pipeline (6), and a two-way three-way valve (10) is arranged at the output end of the third pipeline (6) to be matched with the emergency drainage pipeline (9);
step four: when outage suddenly, because the water pressure is insufficient in protective housing (15), baffle (11) slip is opened fixed pipe (702), in emergent water tank (8) water gets into second pipeline (5) through emergent inlet channel because the action of gravity, and in the furnace body and the upper and lower apron of medium frequency furnace body (1), cool off medium frequency furnace body (1), in the water inflow third pipeline (6) after the cooling, through manual control two-way three-way valve (10), make rivers pass through emergent drainage pipe (9) discharge.
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