CN211233992U - Sintering furnace waste gas treatment device for powder metallurgy - Google Patents
Sintering furnace waste gas treatment device for powder metallurgy Download PDFInfo
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- CN211233992U CN211233992U CN201921969931.7U CN201921969931U CN211233992U CN 211233992 U CN211233992 U CN 211233992U CN 201921969931 U CN201921969931 U CN 201921969931U CN 211233992 U CN211233992 U CN 211233992U
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- waste gas
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Abstract
The utility model discloses a powder metallurgy is with fritting furnace exhaust treatment device, including the treatment tower, be equipped with a plurality of waste gas absorbing device in the treatment tower, be equipped with spiral heat absorption pipe in the treatment tower, the inner wall of treatment tower is all run through at the both ends of spiral heat absorption pipe, fixedly connected with division board in the treatment tower, the division board is located between spiral heat absorption pipe and the waste gas absorbing device, a plurality of ventholes that evenly set up are seted up to the lateral wall of division board, two gag lever posts of upper end lateral wall fixedly connected with of spiral heat absorption pipe, two be equipped with the inflation gasbag between the gag lever post, the equal fixedly connected with fly leaf of both ends lateral wall of inflation gasbag, two the gag lever post runs through two fly leaves, two respectively the equal fixedly connected with bracing piece of upper end lateral wall of fly leaf. The utility model discloses can make exhaust-gas treatment more high-efficient to the automatic speed limit of waste gas, also absorb more heat energy simultaneously, convenient and practical.
Description
Technical Field
The utility model relates to the technical field of metallurgy, especially, relate to a sintering furnace exhaust treatment device for powder metallurgy.
Background
Metallurgy is the process and technology of extracting metals or metal compounds from minerals to produce metallic materials with certain properties by various processing methods. Metallurgy has a long history of development, from the stoneware age to the subsequent bronze age, to the large-scale development of modern steel smelting. The history of human development fused the history of metallurgical development.
Powder metallurgy is a common metallurgical mode at present, but many waste gases are generated during powder metallurgy, when a treatment tower is used for treating the waste gases, if the speed of discharging the waste gases is high, the treatment efficiency of the waste gases is reduced, the waste gases are not thoroughly treated, and the treatment speed of the waste gases is low, the time of the waste gases in an air inlet pipe is prolonged, so that heat in the waste gases is dissipated, and waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art when utilizing the treating column to exhaust-gas treatment, if the speed of discharging waste gas is very fast, then can reduce the treatment effeciency of waste gas, exhaust-gas treatment is thorough inadequately, and exhaust-gas treatment speed is slower, then can make the time extension of waste gas in the intake pipe to make the heat in the waste gas give off, cause extravagant problem, and the fritting furnace exhaust treatment device for powder metallurgy who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sintering furnace waste gas treatment device for powder metallurgy comprises a treatment tower, wherein a plurality of waste gas absorption devices are arranged in the treatment tower, a spiral heat absorption pipe is arranged in the treatment tower, two ends of the spiral heat absorption pipe penetrate through the inner wall of the treatment tower, a separation plate is fixedly connected in the treatment tower and positioned between the spiral heat absorption pipe and the waste gas absorption devices, a plurality of uniformly arranged gas outlet holes are formed in the side wall of the separation plate, two limiting rods are fixedly connected to the side wall of the upper end of the spiral heat absorption pipe, an expansion air bag is arranged between the two limiting rods, movable plates are fixedly connected to the side walls of the two ends of the expansion air bag, the two limiting rods penetrate through two movable plates respectively, supporting rods are fixedly connected to the side walls of the upper ends of the two movable plates, a rubber plate is fixedly connected between the side walls of the upper ends of the two supporting rods, and the, the lateral wall of the treatment tower is provided with an air inlet pipe, and the lateral wall of the upper end of the treatment tower is provided with an air outlet pipe.
Preferably, one end of the limiting rod, which is far away from the spiral heat absorbing pipe, is fixedly connected with a baffle, and the side wall of the upper end of the spiral heat absorbing pipe is abutted against the side wall of the lower end of the expansion air bag.
Preferably, the side wall of the treatment tower is hermetically connected with a sleeve matched with the air inlet pipe, and the dustproof and breathable film is connected in the sleeve in a clamping manner.
Preferably, the connection part of the spiral heat absorption pipe and the treatment tower is sealed.
Preferably, the side wall of the movable plate is provided with a through hole, the radius of the through hole is larger than the width of the limiting rod, and the limiting rod penetrates through the through hole.
Preferably, the side wall of the upper end of the rubber plate is fixedly connected with a plurality of sealing plugs matched with the air outlet holes.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the air inlet speed is high, the water flow speed in the spiral heat absorbing pipe is unchanged, so that more waste gas is, more heat is absorbed by the spiral heat absorbing pipe, the effect of thermal expansion of the expansion air bag is more obvious, the expansion air bag is ensured to deform to abut against the rubber plate to ascend to block the air holes, the speed of the expansion air bag entering the upper part of the partition plate is reduced, the waste gas absorbing device is ensured to effectively process the waste gas, and meanwhile, the spiral heat absorbing pipe can fully absorb heat energy in the waste gas;
2. block the fly leaf through the baffle, avoid it to drop to restrict the position of inflation gasbag, avoid its slope swing even to drop, in addition, can intercept the dust granule in the waste gas under the condition of not revealing waste gas through the cooperation of sleeve and dustproof ventilated membrane, avoid it to reduce its heat absorption effect on attaching to the spiral heat absorption pipe.
Drawings
FIG. 1 is a schematic structural view of a sintering furnace exhaust gas treatment device for powder metallurgy according to the present invention;
fig. 2 is a schematic structural diagram at a in fig. 1.
In the figure: 1 treating tower, 2 waste gas absorbing devices, 3 spiral heat absorbing pipes, 4 partition plates, 5 limiting rods, 6 expansion airbags, 7 movable plates, 8 supporting rods, 9 rubber plates, 10 air inlet pipes, 11 air outlet pipes, 12 baffle plates, 13 sleeves, 14 dustproof breathable films and 15 sealing plugs.
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.
Referring to fig. 1-2, a sintering furnace exhaust gas treatment device for powder metallurgy, comprising a treatment tower 1, wherein the side wall of the treatment tower 1 is hermetically connected with a sleeve 13 matched with an air inlet pipe 10, the sleeve 13 is connected with a dustproof breathable film 14 in a clamping manner, the sleeve 13 is used for blocking exhaust gas to prevent the exhaust gas from escaping to cause environmental pollution, the dustproof breathable film 14 can absorb dust particles in the exhaust gas to prevent the dust particles from attaching to a spiral heat absorption pipe 3 to influence the heat absorption effect of the spiral heat absorption pipe and reduce the burden of cleaning the spiral heat absorption pipe 3 for workers, a plurality of exhaust gas absorption devices 2 are arranged in the treatment tower 1, harmful gas in the exhaust gas can be absorbed and converted through the exhaust gas absorption devices 2, so that clean gas is discharged to avoid air pollution, the treatment tower 1 is provided with the spiral heat absorption pipe 3, the contact area is increased by spiral arrangement, so as to improve, two ends of the spiral heat absorption pipe 3 penetrate through the inner wall of the treatment tower 1, and the joint of the spiral heat absorption pipe 3 and the treatment tower 1 is arranged in a sealing manner, so that waste gas is prevented from escaping out of the treatment tower to pollute the environment;
a separation plate 4 is fixedly connected in a treatment tower 1, the separation plate 4 is positioned between a spiral heat absorption pipe 3 and a waste gas absorption device 2, the side wall of the separation plate 4 is provided with a plurality of uniformly arranged air outlet holes, the side wall of the upper end of the spiral heat absorption pipe 3 is fixedly connected with two limiting rods 5, one end of each limiting rod 5, far away from the spiral heat absorption pipe 3, is fixedly connected with a baffle 12, the movable plate 7 is blocked by the baffle 12 to avoid falling off, so that the position of an expansion airbag 6 is limited, the inclined swing and even falling of the expansion airbag is avoided, the side wall of the upper end of the spiral heat absorption pipe 3 is abutted against the side wall of the lower end of the expansion airbag 6, the expansion airbag 6 is arranged between the two limiting rods 5, the movable plates 7 are fixedly connected with the side walls of the two ends of the expansion airbag 6, the two limiting, and gag lever post 5 runs through the through-hole, the equal fixedly connected with bracing piece 8 of the upper end lateral wall of two fly leaf 7, fixedly connected with rubber slab 9 between the upper end lateral wall of two bracing pieces 8, a plurality of sealing plugs 15 that match with the venthole of the upper end lateral wall fixedly connected with of rubber slab 9, rubber slab 9 is located the below of venthole, and the lateral wall of handling tower 1 is equipped with intake pipe 10, and the upper end lateral wall of handling tower 1 is equipped with outlet duct 11.
When the utility model treats the waste gas, the waste gas is sent into the treating tower 1 through the air inlet pipe 10, when the waste gas passes through the sleeve and the dustproof breathable film 14, the dust, impurities and the like can be attached to the dustproof breathable film 14 through the blocking of the dustproof breathable film 14, the waste gas enters the treating tower 1 through the sleeve and the dustproof breathable film 14, thus the dust can be prevented from being attached to the spiral heat absorption pipe 3, the cleaning is not convenient, the heat absorption efficiency of the spiral heat absorption pipe 3 can be reduced, when the air inlet speed is high, the water flow speed in the spiral heat absorption pipe 3 is always unchanged, the waste gas is more, the heat absorbed by the spiral heat absorption pipe 3 is more, the effect of the expansion air bag 6 expanded by heating is more obvious, the expansion air bag 6 is ensured to be deformed to abut against the rubber plate 9 to rise to block the air holes, thereby the speed of entering the upper part, guarantee waste gas absorbing device 2 and can effectively handle waste gas simultaneously, also can make spiral heat-absorbing pipe 3 fully absorb the heat energy in the waste gas, simple structure, the practicality is strong.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The waste gas treatment device for the sintering furnace for powder metallurgy comprises a treatment tower (1) and is characterized in that a plurality of waste gas absorption devices (2) are arranged in the treatment tower (1), spiral heat absorption pipes (3) are arranged in the treatment tower (1), two ends of each spiral heat absorption pipe (3) penetrate through the inner wall of the treatment tower (1), a partition plate (4) is fixedly connected in the treatment tower (1), each partition plate (4) is located between each spiral heat absorption pipe (3) and each waste gas absorption device (2), a plurality of uniformly arranged gas outlet holes are formed in the side wall of each partition plate (4), two limiting rods (5) are fixedly connected to the side wall of the upper end of each spiral heat absorption pipe (3), an expansion airbag (6) is arranged between the two limiting rods (5), and movable plates (7) are fixedly connected to the side walls of two ends of each expansion airbag (6), two gag lever post (5) run through two fly leafs (7), two respectively the equal fixedly connected with bracing piece (8) of upper end lateral wall of fly leaf (7), two fixedly connected with rubber slab (9) between the upper end lateral wall of bracing piece (8), rubber slab (9) are located the below of venthole, the lateral wall of handling tower (1) is equipped with intake pipe (10), the upper end lateral wall of handling tower (1) is equipped with outlet duct (11).
2. The waste gas treatment device of the sintering furnace for powder metallurgy according to claim 1, wherein one end of the limiting rod (5) far away from the spiral heat absorbing pipe (3) is fixedly connected with a baffle plate (12), and the side wall of the upper end of the spiral heat absorbing pipe (3) is abutted against the side wall of the lower end of the expansion air bag (6).
3. The waste gas treatment device of the sintering furnace for powder metallurgy according to claim 1, characterized in that the side wall of the treatment tower (1) is hermetically connected with a sleeve (13) matched with the gas inlet pipe (10), and a dustproof and breathable film (14) is connected in the sleeve (13) in a clamping way.
4. The exhaust gas treatment device of the sintering furnace for powder metallurgy according to claim 1, wherein the joint of the spiral heat absorption pipe (3) and the treatment tower (1) is sealed.
5. The waste gas treatment device of the sintering furnace for powder metallurgy according to claim 1, wherein the side wall of the movable plate (7) is provided with a through hole, the radius of the through hole is larger than the width of the limiting rod (5), and the limiting rod (5) penetrates through the through hole.
6. The waste gas treatment device of the sintering furnace for powder metallurgy according to claim 1, wherein the upper end side wall of the rubber plate (9) is fixedly connected with a plurality of sealing plugs (15) matched with the air outlet holes.
Priority Applications (1)
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CN201921969931.7U CN211233992U (en) | 2019-11-15 | 2019-11-15 | Sintering furnace waste gas treatment device for powder metallurgy |
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CN201921969931.7U CN211233992U (en) | 2019-11-15 | 2019-11-15 | Sintering furnace waste gas treatment device for powder metallurgy |
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CN211233992U true CN211233992U (en) | 2020-08-11 |
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CN201921969931.7U Active CN211233992U (en) | 2019-11-15 | 2019-11-15 | Sintering furnace waste gas treatment device for powder metallurgy |
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2019
- 2019-11-15 CN CN201921969931.7U patent/CN211233992U/en active Active
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