CN212620156U - Top-blown molten pool smelting furnace water-cooling spray gun device - Google Patents

Top-blown molten pool smelting furnace water-cooling spray gun device Download PDF

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CN212620156U
CN212620156U CN202021427160.1U CN202021427160U CN212620156U CN 212620156 U CN212620156 U CN 212620156U CN 202021427160 U CN202021427160 U CN 202021427160U CN 212620156 U CN212620156 U CN 212620156U
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water
pipe
smelting furnace
cooling
spray gun
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CN202021427160.1U
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黄文�
丁勇
施建龙
邱明建
赵海
黄荣智
郑晓深
李俊先
尹正科
杨梅
蔡彬
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Cecep Shantou Recycling Resources Technology Co ltd
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Cecep Shantou Recycling Resources Technology Co ltd
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Abstract

The utility model relates to a top-blown molten bath smelting furnace water-cooling spray gun device inserts and puts in the spray gun mouth on the smelting furnace body, and is connected with elevating system, the elevating system drive top-blown molten bath smelting furnace water-cooling spray gun device motion, top-blown molten bath smelting furnace water-cooling spray gun device include the pipe body section and with the cooling water circulating system that the pipe body section is connected, the pipe body section includes fuel pipe, technology tuber pipe, water-cooling sleeve pipe and the secondary tuber pipe that sets gradually from inside to outside, the length of technology tuber pipe is greater than fuel pipe and water-cooling sleeve pipe's length, just install the tuyere on the technology tuber pipe, be located the tip outside of the fuel pipe in the technology tuber pipe is provided with the flight. The utility model relates to a novelty adopts water-cooling and air-cooling's mode to cool off top-blown molten bath smelting furnace spray gun system, and extension spray gun life has solved the difficult problem of continuous, the stable production of old and useless circuit board processing technology field.

Description

Top-blown molten pool smelting furnace water-cooling spray gun device
Technical Field
The utility model relates to a resource cyclic utilization technical field specifically is a top-blown molten bath smelting furnace water-cooling spray gun device.
Background
Electronic waste is typically "modern waste" and a significant portion of its composition is hazardous waste. According to a global electronic garbage monitoring report: 4470 ten thousand tons of electronic wastes are produced globally in 2016, the quantity is increased by 330 ten thousand tons and 8 percent compared with 2014, and the quantity is estimated to be increased by 17 percent to 5220 ten thousand tons in 2021. Wherein China accounts for about 20 percent. Data show that about 70% of global electronic garbage flows into China to be treated before hedgerow actions are taken in China. The problem that the waste circuit board is treated by adopting an efficient and energy-saving technology is urgently needed to be solved at present.
At present, a fire method for treating waste circuit boards and copper-based solid wastes mainly adopts a top-blowing molten pool smelting furnace or a side-blowing molten pool smelting furnace for treatment, the top-blowing molten pool smelting furnace has the characteristics of long service life of a furnace body, strong material adaptability and working condition adjustment capability, high recovery rate of non-ferrous metals and precious metals, good environmental protection effect and the like, but in the production process, the problems of short service life, easy bending and breaking of a spray gun and the like of a traditional air-cooling spray gun can be caused by long-time feeding, particularly, the problems of bending and breaking of the spray gun caused by serious heating exist all the time under the environment with high oxygen concentration in the spray gun, the production efficiency is influenced, the production and operation costs are higher, and.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a top-blown molten bath smelting furnace water-cooling spray gun device to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a top-blown molten bath smelting furnace water-cooling spray gun device, inserts in the spray gun mouth on the smelting furnace body, and is connected with elevating system, the elevating system drive top-blown molten bath smelting furnace water-cooling spray gun device motion, top-blown molten bath smelting furnace water-cooling spray gun device include the pipe body section and with the cooling water circulating system that the pipe body section is connected, the pipe body section includes fuel pipe, technology tuber pipe, water-cooling sleeve pipe and the secondary tuber pipe that sets gradually from inside to outside, the length of technology tuber pipe is greater than the length of fuel pipe and water-cooling sleeve pipe, just install the tuyere on the technology tuber pipe, be located the tip outside of the intraductal fuel pipe of technology tuber pipe is provided with the.
As a further aspect of the present invention: the diameter of the spiral piece is smaller than the inner diameter of the process air pipe.
As a further aspect of the present invention: the end part of the process air pipe is provided with a sealing plate, a flange plate is installed on the sealing plate, a sealing gasket is arranged between the flange plate and the sealing plate, and the fuel pipe penetrates through the sealing plate and the flange plate to be in threaded connection with a peripheral metal fuel pipe.
As a further aspect of the present invention: one end of the water-cooling sleeve is fixedly connected with the process air pipe, the other end of the water-cooling sleeve is fixed to the outer side of the process air pipe through a sealing flange, a water inlet and a water outlet are formed in the side end of the water-cooling sleeve, and the water inlet and the water outlet are communicated with the cooling water circulation system through connecting pipes respectively.
As a further aspect of the present invention: and a pressure gauge and a flowmeter are arranged on a connecting pipe which is connected with the cooling water circulation system and the water outlet.
As a further aspect of the present invention: and the secondary air pipe is connected with the water-cooling sleeve through a hanging plate flange, and a second air inlet is formed in the secondary air pipe.
As a further aspect of the present invention: and a first air inlet is formed in the process air pipe.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to a novelty adopts water-cooling and air-cooling's mode to cool off top-blown molten bath smelting furnace spray gun system, extension spray gun life has solved the difficult problem of old and useless circuit board processing technology field continuous, stable production, guarantees the controllability that the technology wind used when the spray gun is difficult for taking place crooked, rupture, water-cooling spray gun can realize that high concentration oxygen pure oxygen molten bath is smelted even, technological parameter regulation and control degree is great, perfect old and useless circuit board pyrogenic process processing technique, reduce the manpower and the financial resources that drop into to the spray gun maintenance in the production process, reduce production operation cost, improve production efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a water-cooled lance device of a top-blown molten pool smelting furnace.
FIG. 2 is a schematic view of a part of the structure of a water-cooled lance apparatus of a top-blown molten pool melting furnace, which works in the melting furnace and a water circulation system.
In the figure: 1-fuel pipe, 2-process air pipe, 3-water cooling sleeve, 4-secondary air pipe, 5-spiral sheet, 6-tuyere, 7-flange, 8-sealing flange, 9-hanging plate flange, 10-pipe body section, 11-pressure gauge, 12-flowmeter, 101-first air inlet, 102-water outlet, 103-water inlet, 104-second air inlet, 105-spray gun port, 1101-smelting furnace body and 1102-cooling water circulation system.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1-2, in an embodiment of the present invention, a top-blown molten bath smelting furnace water-cooling spray gun device is inserted into a spray gun port 105 of a smelting furnace body 1101 and connected to a lifting mechanism, the lifting mechanism drives the top-blown molten bath smelting furnace water-cooling spray gun device to move, the top-blown molten bath smelting furnace water-cooling spray gun device includes a pipe section 10 and a cooling water circulation system 1102 connected to the pipe section 10, the pipe section 10 includes a fuel pipe 1, a process air pipe 2, a water-cooling sleeve 3 and a secondary air pipe 4 which are sequentially arranged from inside to outside, the length of the process air pipe 2 is greater than the length of the fuel pipe 1 and the water-cooling sleeve 3, the process air pipe 2 is provided with an air nozzle 6, and a spiral piece 5 is disposed outside an end of the fuel pipe 1 in the process air pipe 2.
In the embodiment of the present invention, the lance hole 105 of the furnace body 1101 is disposed above the furnace body 1101, and the pipe section 10 is inserted into the furnace body 1101 through the lance hole 105, and of course, in the specific implementation process, only the part of the pipe section 10 is inserted, and the above-mentioned lifting mechanism can adopt a cylinder, a hydraulic cylinder or an electric telescopic rod, as long as the lifting requirement is satisfied, and this application is not specifically limited to this.
In the embodiment of the utility model provides an in, adopt water-cooling and air-cooling's mode to cool off top-blown molten bath smelting furnace spray gun system, extension spray gun life has solved the difficult problem of the continuous, stable production of old and useless circuit board processing technology field, guarantees the controllability that the technology wind used when the spray gun is difficult for taking place crooked, rupture, water-cooling spray gun can realize that high concentration oxygen is pure oxygen molten bath even and smelt, and technological parameter regulation and control degree is great, perfects old and useless circuit board pyrogenic process processing technique, reduces the manpower and the financial resources that drop into to the spray gun maintenance in the reduction production process, reduces production operation cost, improves production efficiency.
The embodiment of the utility model provides an in, make the technology wind of outflow evenly enter into the smelting furnace body 1101 through the flight 5 that sets up, and can strengthen the stirring strength in the smelting furnace body 1101, the practicality is strong.
In the embodiment of the utility model, the fuel and the atomizing air enter the spray gun through the fuel pipe 1 of the spray gun during the working process of the spray gun, the oxygen-enriched air enters the process air pipe 2, the oxygen-enriched air is mixed with the atomized fuel sprayed from the fuel pipe 1 at the air nozzle 6 and enters the furnace body 1101 of the smelting furnace, the cooling water enters the water-cooling sleeve 3 and flows through the wall surface of the process air pipe 2 and finally flows back to the cooling water circulation system 1102, the whole temperature reduction of the process air pipe 2 and the spray gun is completed in cycles, the air pipe bending and the blast cracking caused by overheating can not occur during the long-time working of the spray gun, the service life of the spray gun is prolonged due to the problems of breakage and the like, the pressure gauge and the flow monitoring meter are installed on the water circulation system, the working condition of the water cooling system of the spray gun can be monitored by the central control system through the feedback of the pressure and the flow of the water circulation system, and the safety and production accidents caused by water leakage of the water cooling sleeve are avoided.
As an embodiment of the present invention, the diameter of the spiral piece 5 is smaller than the inner diameter of the process air pipe 2.
The embodiment of the utility model provides an in, the diameter of the flight 5 that sets up is less than the internal diameter of technology tuber pipe 2 to ensure when realizing that the oxygen boosting air evenly flows out, make things convenient for fuel pipe 1 and technology tuber pipe 2's separation, convenient follow-up maintenance.
As an embodiment of the utility model, the tip of technology tuber pipe 2 is provided with the closing plate, install ring flange 7 on the closing plate, be provided with sealed the pad between ring flange 7 and the closing plate, fuel pipe 1 runs through closing plate and ring flange 7 and the metal fuel pipe threaded connection of peripheral hardware.
The embodiment of the utility model provides an in, carry out sealing treatment to the tip of technology tuber pipe 2 through setting up ring flange 7 and closing plate, make things convenient for running through of fuel pipe 1 simultaneously, wherein, choosen asbestos rubber pad for use as the connecting pad lining between ring flange 7 and the closing plate to ensure the leakproofness.
As an embodiment of the utility model, the one end and the 2 fixed connection of technology tuber pipe of water-cooling sleeve pipe 3, the other end pass through sealing flange 8 to be fixed the outside of technology tuber pipe 2, the side of water-cooling sleeve pipe 3 is provided with water inlet 103 and delivery port 102, water inlet 103 and delivery port 102 respectively through the connecting pipe with cooling water circulation system 1102 intercommunication.
The embodiment of the utility model provides an in, carry cooling water through water inlet 103 to water-cooling jacket pipe 3 in through the cooling water circulation system 1102 persistence that sets up to in the cooling water circulation system 1102 is refluxed through delivery port 102, realize the water-cooling heat dissipation, realize water-cooling jacket pipe 3 and the fixed of technology tuber pipe 2 through the sealed flange 8 that sets up, wherein, inboard packing in the sealed flange 8 has sealed filler.
In the embodiment of the utility model, the water-cooling sleeve 3's the outside is evenly installed the water conservancy diversion piece, the water conservancy diversion piece is located the inboard of secondary tuber pipe 4.
As an embodiment of the present invention, a pressure gauge 11 and a flow meter 12 are disposed on the connecting pipe of the cooling water circulation system 1102 and the water outlet 102.
The embodiment of the utility model provides an in, manometer 11 and flowmeter 12 are connected with central control system, and central control system can guarantee cooling water circulation system 1102's safety and stability operation through the monitoring of pressure variation and flow variation.
As an embodiment of the utility model, be connected through link plate flange 9 between secondary tuber pipe 4 and the water-cooling sleeve pipe 3, set up second air intake 104 on the secondary tuber pipe 4.
In the embodiment of the present invention, the second air inlet 104 is connected to the external metal hose through a movable buckle.
As an embodiment of the present invention, a first air inlet 101 is disposed on the process air pipe 2.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (7)

1. A water-cooling spray gun device of a top-blown molten pool smelting furnace, which is inserted in a spray gun port (105) on a smelting furnace body (1101), and is connected with a lifting mechanism which drives the water-cooling spray gun device of the top-blown molten pool smelting furnace to move, characterized in that the water-cooling spray gun device of the top-blown molten pool smelting furnace comprises a pipe body section (10) and a cooling water circulating system (1102) connected with the pipe body section (10), the pipe body section (10) comprises a fuel pipe (1), a process air pipe (2), a water-cooling sleeve (3) and a secondary air pipe (4) which are arranged in sequence from inside to outside, the length of the process air pipe (2) is greater than the length of the fuel pipe (1) and the water-cooling sleeve (3), and the process air pipe (2) is provided with an air nozzle (6), and the outer side of the end part of the fuel pipe (1) positioned in the process air pipe (2) is provided with a spiral sheet (5).
2. A top-blown molten bath smelting furnace water-cooled lance apparatus according to claim 1, characterized in that the diameter of the spiral flight (5) is smaller than the inner diameter of the process tuyere pipe (2).
3. The water-cooled spray gun device for the top-blown molten pool smelting furnace according to claim 1, wherein a sealing plate is arranged at the end part of the process air pipe (2), a flange (7) is arranged on the sealing plate, a sealing gasket is arranged between the flange (7) and the sealing plate, and the fuel pipe (1) penetrates through the sealing plate and the flange (7) to be in threaded connection with an external metal fuel pipe.
4. The water-cooled lance device for the top-blown molten bath smelting furnace according to claim 1, wherein one end of the water-cooled casing (3) is fixedly connected with the process air pipe (2), the other end of the water-cooled casing is fixed outside the process air pipe (2) through a sealing flange (8), a water inlet (103) and a water outlet (102) are arranged at the side end of the water-cooled casing (3), and the water inlet (103) and the water outlet (102) are respectively communicated with the cooling water circulation system (1102) through connecting pipes.
5. The water-cooled lance apparatus for a top-blown molten bath smelting furnace according to claim 4, wherein a pressure gauge (11) and a flow meter (12) are arranged on a connecting pipe connecting the cooling water circulation system (1102) and the water outlet (102).
6. The water-cooled spray gun device for the top-blown molten pool smelting furnace according to claim 1, characterized in that the secondary air pipe (4) is connected with the water-cooled casing pipe (3) through a hanging plate flange (9), and a second air inlet (104) is arranged on the secondary air pipe (4).
7. The water-cooled lance apparatus of a top-blown molten bath smelting furnace according to claim 1, characterized in that the process air duct (2) is provided with a first air inlet (101).
CN202021427160.1U 2020-07-20 2020-07-20 Top-blown molten pool smelting furnace water-cooling spray gun device Active CN212620156U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021427160.1U CN212620156U (en) 2020-07-20 2020-07-20 Top-blown molten pool smelting furnace water-cooling spray gun device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202021427160.1U CN212620156U (en) 2020-07-20 2020-07-20 Top-blown molten pool smelting furnace water-cooling spray gun device

Publications (1)

Publication Number Publication Date
CN212620156U true CN212620156U (en) 2021-02-26

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ID=74719647

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Application Number Title Priority Date Filing Date
CN202021427160.1U Active CN212620156U (en) 2020-07-20 2020-07-20 Top-blown molten pool smelting furnace water-cooling spray gun device

Country Status (1)

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CN (1) CN212620156U (en)

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