Discharge port device for pyrometallurgical furnace
By introducing a water jacket and graphite material into the discharge port device of pyrometallurgical furnaces, the problems of sealing and high-temperature solution splashing were solved, achieving safe and reliable solution discharge and stable equipment operation.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-14
- Publication Date
- 2026-03-24
AI Technical Summary
The existing pyrometallurgical furnaces have poor sealing at the discharge outlets, leading to solution leakage or overflow, and the high-temperature solution splashing, which increases safety hazards and maintenance costs.
A discharge port device was designed, comprising a water jacket fixing seat, a discharge port embedded in the water jacket, a graphite eye brick, and a graphite liner. The device improves sealing and safety by injecting water into the water jacket for cooling and by utilizing the corrosion resistance of the graphite material.
It effectively prevents solution leakage and splashing, reduces safety hazards, simplifies the maintenance process, and ensures stable equipment operation.
Smart Images
Figure CN224034408U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to pyrometallurgical furnace kiln equipment technical field, concretely relates to a kind of discharge port device for pyrometallurgical furnace kiln. BACKGROUND
[0002] As the core link in pyrometallurgical system, the existing discharge port device has poor sealing performance in actual application, which can cause solution leakage or overflow, and there is a great safety hazard. The discharge port can be corroded during the discharge process. The solution with high temperature in the blast furnace can easily splash due to the high temperature. Over time, it can be more complex to maintain or replace the discharge port, which requires stopping the furnace, increases downtime and maintenance costs, and increases the occurrence of safety hazards. To solve the above problems, a safe discharge port is designed to realize efficient and stable operation of the solution in the blast furnace and ensure long-term stable operation of the equipment. SUMMARY
[0003] To solve the problems of the prior art, the utility model provides a discharge port device for pyrometallurgical furnace kiln to ensure the safety of discharging liquid and maintain efficient and stable operation of the equipment.
[0004] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:
[0005] A discharge port device for pyrometallurgical furnace kiln, comprising a furnace shell steel plate, characterized in that: a water jacket fixing seat is provided on the furnace shell steel plate, a discharge port embedded water jacket is provided inside the water jacket fixing seat, a graphite eye brick is provided in the middle of the discharge port embedded water jacket, a pressing plate flange is provided at the middle position of the discharge port embedded water jacket, a discharge port pressing plate water jacket is provided inside the pressing plate flange, a graphite lining plate is provided at the middle position of the discharge port pressing plate water jacket, a discharge port is provided at the middle position of the graphite lining plate, pressing plate side plates are provided on both sides of the water jacket fixing seat of the pressing plate flange, the pressing plate side plates are fixed to the water jacket fixing seat by a plurality of bolts, a plurality of pressing plate rib plates are provided on both sides of the pressing plate side plates of the pressing plate flange, a limiting ring is provided on both sides of the pressing plate side plates, a wedge block is provided on the pressing plate side plate, the limiting ring is fixed by a fixed pad, and the discharge port pressing plate water jacket is fixed by a pad.
[0006] Preferably, the pressing plate rib plate is a right triangle, and the two right angle sides of the triangular pressing plate rib plate are fixed on the pressing plate flange and the upper surface of the pressing plate side plate, respectively.
[0007] Preferably, one side of the limiting ring is tightly attached to the pressing plate flange, and one side of the wedge block is tightly attached to the limiting ring.
[0008] Preferably, the discharge port is embedded in a water jacket and a part of the graphite eye brick, the graphite eye brick is provided with a discharge port in the middle, and the discharge port provided by the graphite lining plate is communicated with the discharge port provided by the graphite eye brick.
[0009] Preferably, the discharge port pressing plate water jacket and the discharge port embedded water jacket are provided with water inlets and outlets.
[0010] The beneficial effects of the utility model are as follows:
[0011] The utility model discloses a discharge port device for pyrometallurgical furnace, and the water jacket is embedded in the body, the water jacket is fixed tightly through the wedge, the limiting ring pad block, the graphite eye brick and the graphite lining are filled in the discharge port, the discharge port can be prevented from being corroded, the discharge port is further sealed, the solution in the blast furnace is prevented from leaking, the temperature of the solution in the blast furnace is reduced when discharging through injecting water in the water jacket, the safety hidden danger is reduced, and the stable operation of the whole equipment is guaranteed. BRIEF DESCRIPTION OF DRAWINGS
[0012] Figure 1 It is the structure schematic view of the utility model device.
[0013] Figure 2 It is the sectional view of the utility model device.
[0014] The meaning of the reference signs in the drawing is as follows: 1, furnace shell steel plate, 2, pressing plate side plate, 3, pressing plate rib plate, 4, water jacket fixing seat, 5, pressing plate flange, 6, discharge port pressing plate water jacket, 7, graphite lining, 8, limiting ring, 9, bolt, 10, discharge port, 11, wedge iron, 12, pad block, 13, discharge port embedded water jacket, 14, graphite eye brick. DETAILED DESCRIPTION
[0015] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the protection scope of the utility model.
[0016] As Figure 1 , Figure 2The utility model discloses a kind of discharge port devices for pyrometallurgical furnace, water jacket fixing seat 4 is provided on furnace shell steel plate 1, discharge port embedded water jacket 13 is provided inside water jacket fixing seat 4, graphite eye brick 14 is provided in the middle of discharge port embedded water jacket 13, discharge port embedded water jacket 13 middle position is provided with pressing plate flange 5, the inside of pressing plate flange 5 is provided with discharge port pressing plate water jacket 6, graphite lining plate 7 is provided in the middle of discharge port pressing plate water jacket 6, the middle position of graphite lining plate 7 is provided with discharge port 10, pressing plate side plate (2) is provided on the both sides of water jacket fixing seat 4 of pressing plate flange 5, pressing plate side plate 2 is fixed with water jacket fixing seat 4 by several bolts 9, effectively fixed discharge port embedded water jacket 13, several right triangle pressing plate rib plates 3 are provided on the both sides of pressing plate side plate 2 of pressing plate flange 5, limiting ring 8 is provided on the both sides of pressing plate side plate 2 of pressing plate flange 5, wedge 11 is provided on pressing plate side plate 2, discharge port water pressing plate water jacket 6 is fixed by spacer 12 using limiting ring 8, the opposite side of wedge 11 and limiting ring 8 is inclined surface, the end of spacer 12 is also inclined surface, before operation, operator can embed discharge port embedded water jacket 13 into furnace shell steel plate 1, using bolt 9 to fix pressing plate side plate 2 on water jacket fixing seat 4, put discharge port pressing plate water jacket 6 into pressing plate flange 5 as a whole, insert spacer 12 into limiting ring 8, wedge 11 supports spacer 12, the inclined surface of one end of spacer 12 is stuck on discharge port pressing plate water jacket 6, further insert tightly with the aid of external force, can fix discharge port pressing plate water jacket 6 in pressing plate flange 5, also can make discharge port pressing plate water jacket 6 and discharge port embedded water jacket 13 contact surface further adhere more closely, prevent leakage when liquid discharges.
[0017] Two right angles of triangle pressing plate rib plate 3 are fixed on the both sides of pressing plate flange 5 and the upper surface of pressing plate side plate 2 respectively, one side of limiting 8 is close to pressing plate flange 5, one side of wedge 11 is close to limiting ring 8, triangle pressing plate rib plate 3 on pressing plate side plate 2 can fix pressing plate flange 5, prevent displacement of pressing plate flange 5, simultaneously, when graphite lining plate 7 is seriously damaged, operator can take down spacer 12 from limiting ring 8, can take out discharge port pressing plate water jacket 6 from pressing plate flange 5, replace graphite lining plate 7, because the frequency of replacing graphite lining plate 7 is a little high, this design is simple and easy to operate.
[0018] Part of discharge port embedded water jacket 13 and graphite eye brick 14 is in blast furnace, discharge channel formed in the middle of graphite eye brick 14 is connected with discharge port 10 of graphite lining plate 7, forms the discharge port of blast furnace, inlet and outlet are provided on discharge port pressing plate water jacket 6 and discharge port embedded water jacket 13, by injecting flowing water, can make the temperature of discharged liquid drop, reduce the harm to operator.
[0019] When in use, the discharge port device designed by the utility model is installed at the discharge port of the blast furnace, and after the solution in the blast furnace is discharged, the discharge port can be blocked by magnesium mud, so that the safety of the operators is effectively ensured and the stable operation of the equipment is ensured.
[0020] The above only describes the preferred embodiments of the utility model, and it should be noted that for ordinary skilled persons in the art, without departing from the principles of the utility model, a number of improvements and refinements can be made, and these improvements and refinements should also be considered as the protection scope of the utility model.
Claims
1. An exhaust port arrangement for a pyrometallurgical furnace, comprising a furnace shell steel plate, characterised in that: The furnace shell steel plate (1) is provided with a water jacket fixing seat (4), the water jacket fixing seat (4) is internally provided with a discharge port embedded water jacket (13), the discharge port embedded water jacket (13) is provided with a graphite eye brick (14) in the middle, the discharge port embedded water jacket (13) is provided with a pressing plate flange (5) at the middle position, the pressing plate flange (5) is internally provided with a discharge port pressing plate water jacket (6), the discharge port pressing plate water jacket (6) is provided with a graphite lining plate (7) at the middle position, the graphite lining plate (7) is provided with a discharge port (10) at the middle position, the pressing plate flange (5) is provided with a pressing plate side plate (2) on both sides of the water jacket fixing seat (4), the pressing plate side plate (2) is fixed with the water jacket fixing seat (4) through a plurality of bolts (9), the pressing plate flange (5) is provided with a plurality of pressing plate rib plates (3) on both sides of the pressing plate side plate (2), the pressing plate flange (5) is provided with a limiting ring (8) on both sides of the pressing plate side plate (2), the pressing plate side plate (2) is provided with a wedge block (11), the limiting ring (8) is used for fixing a gasket (12), and the discharge port pressing plate water jacket (6) is fixed through the gasket (12).
2. A discharge port assembly for an pyrometallurgical furnace as claimed in claim 1, wherein: The pressing plate rib plate (3) is a right triangle, and two right angle sides of the triangular pressing plate rib plate (3) are fixed on both sides of the pressing plate flange (5) and the upper surface of the pressing plate side plate (2) respectively.
3. A discharge port assembly for an pyrometallurgical furnace as claimed in claim 1, wherein: One side of the limiting ring (8) is close to the pressing plate flange (5), and one side of the wedge block (11) is close to the limiting ring (8).
4. An exhaust port assembly for a pyrometallurgical furnace as defined in claim 1, characterized in that: The discharge port embedded water jacket (13) and a part of the graphite eye brick (14) are in the blast furnace, the graphite eye brick (14) is provided with a discharge port in the middle, and the discharge port (10) of the graphite lining plate (7) is communicated with the discharge port of the graphite eye brick (14).
5. An exhaust port assembly for a pyrometallurgical furnace as defined in claim 1, characterized in that: The discharge port pressing plate water jacket (6) and the discharge port embedded water jacket (13) are provided with inlet and outlet water ports.