CN112296056A

CN112296056A - Multifunctional gas collecting hood for slag disintegrating pool

Info

Publication number: CN112296056A
Application number: CN202011125845.5A
Authority: CN
Inventors: 姚国瑞; 齐立强; 周建锋; 赵志凯; 陈明月; 朱珊
Original assignee: Hebei Zhongke Langbo Environmental Protection Technology Co Ltd
Current assignee: Hebei Zhongke Langbo Environmental Protection Technology Co Ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-02-02
Anticipated expiration: 2040-10-20
Also published as: CN112296056B

Abstract

The invention discloses a multifunctional gas collecting hood for a slag disintegrating pool, which relates to the technical field of ore processing and comprises a hood body, a gas outlet smoke box and a flue, wherein the gas outlet smoke box is arranged at the side of the hood body, the upper end of the hood body is provided with a gas outlet, the flue is arranged at the side of the gas outlet smoke box and is communicated with the gas outlet smoke box through a pipeline, an upper partition plate and a lower partition plate are arranged in the hood body, the space in the hood body is divided into an upper chamber, a middle chamber and a lower chamber which are sequentially arranged from top to bottom through the upper partition plate and the lower partition plate, a plurality of connecting gas pipes for communicating the upper chamber and the lower chamber are arranged between the upper chamber and the lower chamber, the side wall of the hood body is provided with a water inlet pipe and a water outlet pipe. The invention has the functions of dust removal, waste heat utilization and gas collection, has reasonable design and simple structure, improves the utilization efficiency of resources, is convenient to clean and maintain, and reduces the labor intensity of workers.

Description

Multifunctional gas collecting hood for slag disintegrating pool

Technical Field

The invention relates to the technical field of ore processing, in particular to a multifunctional gas collecting hood for a slag disintegrating pool.

Background

The ore refining process needs to carry out hot smoldering treatment on slag, a large amount of water vapor can be generated in the slag smoldering process, and the water vapor can contain a large amount of impurities, if the direct discharge can not only cause the waste of resources, but also can cause the influence on the production environment and the physical health of workers.

Chinese patent No. CN111500802A discloses vexed slag bath flue gas entrapment device relates to the vexed processing apparatus field of slag heat, including a spiral weld pipe and vexed slag bath apron, the one end top fixed mounting of a spiral weld pipe has electronic ventilation butterfly valve, and the top of its vexed slag bath apron is provided with sky circle place No. one, and the hole has been seted up with the relevant position of sky circle place to the upper end surface of vexed slag bath apron, a sky circle place and vexed slag bath apron seal weld, a sky circle place and vexed slag bath apron component flue gas entrapment cover. The invention improves the slag disintegrating pool, extracts a large amount of water vapor and dust generated in the slag disintegrating process through the device, forms a semi-closed gas collection and dust removal environment by utilizing the original slag disintegrating pool cover plate, collects the smoke generated in the process by means of negative pressure, avoids the pollution to the surrounding environment caused by the outward emission of a large amount of water vapor and dust during the cover opening, ensures the effective collection of the smoke and the dust, and has a certain use prospect.

However, the above patents have many disadvantages in use. Firstly, the structure is complicated, has used a plurality of sky circles place, increases the complexity of equipment, has improved the overall cost of equipment, and makes the difficult maintenance of equipment. Secondly, the function is single, not only need gas collection when the vexed sediment postpones the processing, still need get rid of the impurity in the flue gas and with heat recovery, but above-mentioned patent only exists the function of gas collection, can cause the waste of the energy.

Disclosure of Invention

The invention aims to provide a multifunctional gas collecting hood for a slag disintegrating pool, and aims to solve the technical problems of complex structure and single function of a gas collecting device during slag disintegrating in the prior art.

The invention provides a multifunctional gas collecting hood for a slag disintegrating pool, which comprises a hood body, a gas outlet smoke box and a flue, wherein the gas outlet smoke box is arranged beside the hood body, the upper end of the hood body is provided with a gas outlet, the gas outlet is communicated with the gas outlet smoke box through a pipeline, the flue is arranged beside the gas outlet smoke box and is communicated with the gas outlet smoke box through a pipeline, an upper partition plate and a lower partition plate are arranged in the hood body, the space in the hood body is divided into an upper chamber, a middle chamber and a lower chamber which are sequentially arranged from top to bottom through the upper partition plate and the lower partition plate, a plurality of connecting gas pipes for communicating the upper chamber and the lower chamber are arranged between the upper chamber and the lower chamber, the side wall of the hood body is provided with a water inlet pipe and a water outlet pipe which are communicated with the middle chamber, the inner side of the lower.

Further, be equipped with the division board in the well cavity, cavity upper portion and cavity lower part are separated into with well cavity to the division board, the middle part of division board is equipped with the communicating pipe that is used for communicateing cavity upper portion and cavity lower part, be equipped with the control valve on the communicating pipe, inlet tube and cavity upper portion intercommunication, outlet pipe and cavity lower part intercommunication.

Further, the upper end of the communicating pipe is higher than the upper end face of the partition plate.

Further, the lower baffle is hemispherical and the upper end of the lower baffle is provided with a water retaining edge.

Further, the water retaining edge is spirally arranged.

Further, the inner wall of the lower chamber is coated with a hydrophobic layer.

Further, clearance mechanism is including clearance motor, drive gear, driving gear ring, swivel becket and clearance board, the swivel becket is located grey basin's top and swivel becket and cover body rotation connection, the upper end and the swivel becket fixed connection of clearance board, the lower extreme fixed connection of driving gear ring and swivel becket, drive gear sets up the side and both meshing at the driving gear ring, the output and the drive gear fixed connection of clearance motor, one side of the cover body is equipped with the ponding groove with grey basin intercommunication, the lower extreme of ponding groove is equipped with the scum pipe rather than the intercommunication.

Further, the cleaning plate is obliquely arranged.

Compared with the prior art, the invention has the beneficial effects that:

(1) when the device works, the lower end of the cover body is fixedly connected with the slag disintegrating pool, steam generated in the slag disintegrating process directly enters the lower cavity, then gas enters the upper cavity from the connecting gas pipe to be concentrated, finally, flue gas is treated and discharged through the gas outlet smoke box and the flue, large-particle impurities in the flue gas cannot be remained in the lower cavity through the connecting gas pipe, meanwhile, the water inlet pipe conveys cooling liquid into the middle cavity to exchange heat with the flue gas, and the device has the functions of dust removal, waste heat utilization and gas collection, is reasonable in design and simple in structure, and improves the utilization efficiency of resources.

(2) When the cooling device works, the cooling liquid is conveyed into the middle chamber through the water inlet pipe to exchange heat with the flue gas, so that on one hand, the temperature of the flue gas can be reduced, the influence of overhigh temperature of the flue gas on the workshop environment can be avoided, and on the other hand, the heat energy can be recovered through the heat exchange of the cooling liquid, so that the purpose of saving energy can be achieved.

(3) When the cooling water circulation device works, the cooling water is conveyed to the upper part of the cavity by the water inlet pipe, and then the cooling water enters the lower part of the cavity along the communicating pipe, so that on one hand, the whole middle cavity does not need to be filled with water and then exchanges heat with the flue gas in the whole circulation process of the cooling water, the starting and stopping of the device are more convenient, water resources are saved, on the other hand, the cooling water in the upper part of the cavity can exchange heat with the flue gas in the connecting air pipe firstly, then is contacted with the lower partition plate and exchanges heat with the flue gas in the lower cavity, secondary heat exchange is realized, the final temperature of the flue gas is lower, the final cooling water can absorb heat energy more fully, and the heat energy.

(4) According to the invention, the flow rate of cooling water entering the lower part of the cavity from the upper part of the cavity can be controlled through the arrangement of the control valve, the temperature of the final cooling water after heat absorption is lower when the flow rate is higher, and the temperature of the final cooling water after heat absorption is higher when the flow rate is lower, so that the effect of controlling the temperature of the cooling water is achieved.

(5) When the ash trough cleaning device works, the cleaning motor drives the driving gear to rotate, the driving gear drives the driving gear ring to rotate, the driving gear ring drives the rotating ring to rotate, the rotating ring drives the cleaning plate fixedly connected with the rotating ring to rotate to push sewage in the ash trough, so that the sewage firstly enters the ash trough and is discharged through the slag discharge pipe, the arrangement of the cleaning mechanism can avoid the situation that the sewage and impurities flow back into the slag bath suddenly due to excessive sewage in the ash trough in the working process, the subsequent maintenance of the ash trough is not needed, the labor intensity of workers is reduced, and the ash trough cleaning device is convenient and practical.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a partial top view of the present invention;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a partial cross-sectional view of the first embodiment of the present invention;

fig. 5 is a partial sectional view of the second embodiment of the present invention.

Reference numerals:

the device comprises a cover body 1, an air outlet smoke box 2, a flue 3, an air outlet 4, an upper partition plate 5, a lower partition plate 6, an upper chamber 7, a middle chamber 8, a chamber upper part 81, a chamber lower part 82, a lower chamber 9, a connecting air pipe 10, an inlet pipe 11, an outlet pipe 12, an ash water tank 13, a cleaning mechanism 14, a cleaning motor 141, a driving gear 142, a driving gear ring 143, a rotating ring 144, a cleaning plate 145, a water accumulating tank 146, a slag discharge pipe 147, a partition plate 15, a communicating pipe 16, a control valve 17 and a water retaining edge 18.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiment of the invention provides a multifunctional gas collecting hood for a slag disintegrating pool, which is shown in the following figures 1 to 5, and comprises a hood body 1, a gas outlet smoke box 2 and a flue 3, wherein the gas outlet smoke box 2 is arranged at the side of the hood body 1, the upper end of the hood body 1 is provided with a gas outlet 4, the gas outlet 4 is communicated with the gas outlet smoke box 2 through a pipeline, the flue 3 is arranged at the side of the gas outlet smoke box 2 and is communicated with the gas outlet smoke box 2 through a pipeline, an upper partition plate 5 and a lower partition plate 6 are arranged in the hood body 1, the space in the hood body 1 is divided into an upper chamber 7, a middle chamber 8 and a lower chamber 9 which are sequentially arranged from top to bottom through the upper partition plate 5 and the lower partition plate 6, a plurality of connecting gas pipes 10 for communicating the upper chamber 7 and the lower chamber 9 are arranged between the upper chamber 7 and the lower chamber 9, the pipe diameters of the connecting gas pipes, a water inlet pipe 11 and a water outlet pipe 12 which are communicated with the middle cavity 8 are arranged on the side wall of the cover body 1, an ash water tank 13 is arranged on the inner side of the lower edge of the cover body 1, and a cleaning mechanism 14 for cleaning the ash water tank 13 is arranged on the ash water tank 13; when the invention works, the lower end of the cover body 1 is fixedly connected with the slag disintegrating pool, steam generated in the slag disintegrating process directly enters the lower chamber 9, then gas enters the upper chamber 7 from the connecting gas pipe 10 to be concentrated, finally, the flue gas is treated and discharged through the flue gas outlet box 2 and the flue 3, meanwhile, the cooling liquid is conveyed into the middle chamber 8 by the water inlet pipe 11, carry out the heat exchange with the flue gas, on the one hand, can reduce the temperature of flue gas and avoid the flue gas high temperature to cause the influence to workshop environment, on the other hand can retrieve heat energy in order to reach the purpose of energy saving through the heat exchange of coolant liquid, the impurity that adsorbs on the inner wall can fall on grey basin 13 along the inner wall in the comdenstion water that produces when the inner wall of flue gas and lower chamber 9 contacts and the flue gas, later clear up sewage and the impurity in grey basin 13 through clearance mechanism 14, make it discharge the follow-up processing device in fast and handle. The invention has the functions of dust removal, waste heat utilization and gas collection, has reasonable design and simple structure, and improves the utilization efficiency of resources. Wherein, it is prior art to give vent to anger smoke box 2 and flue 3, and the smoke box 2 of giving vent to anger is used for removing dust to tail gas and handles, and flue 3 is used for discharging gas, does not give redundant details here.

Specifically, a partition plate 15 is arranged in the middle chamber 8, the partition plate 15 divides the middle chamber 8 into an upper chamber part 81 and a lower chamber part 82, a communication pipe 16 for communicating the upper chamber part 81 with the lower chamber part 82 is arranged in the middle of the partition plate 15, a control valve 17 is arranged on the communication pipe 16, the water inlet pipe 11 is communicated with the upper chamber part 81, and the water outlet pipe 12 is communicated with the lower chamber part 82; during operation, cavity upper portion 81 is carried with cooling water to inlet tube 11, later cooling water gets into cavity lower part 82 along communicating pipe 16 again, its benefit lies in, on the one hand, the circulation in-process of whole cooling water need not carry out the heat exchange with whole well cavity whole full water again with the flue gas, make the start-up and the stop of equipment more convenient, the water economy resource, cooling water in on the other hand cavity upper portion 81 can carry out the heat exchange with the flue gas of being connected in trachea 10 earlier, carry out the heat exchange with the flue gas in lower baffle 6 contact and the cavity of resorption again, secondary heat exchange, can enough make the last temperature of flue gas lower, also can make last cooling water absorb heat energy more abundant, heat recovery's more thoroughly. The flow rate of the cooling water entering the cavity lower part 82 from the cavity upper part 81 can be controlled by the control valve 17, the temperature of the cooling water after absorbing heat is lower as the flow rate is larger, and the temperature of the cooling water after absorbing heat is higher as the flow rate is smaller, so that the temperature of the cooling water can be controlled.

Specifically, the upper end of the communication pipe 16 is higher than the upper end face of the partition plate 15; due to the arrangement, certain cooling water can be stored in the upper part 81 of the cavity and is used for exchanging heat with the flue gas connected with the rear section of the air pipe 10.

Specifically, the lower baffle plate 6 is hemispherical, and the upper end of the lower baffle plate 6 is provided with a water retaining edge 18; hemispherical structure sets up the heat exchange area of improvement cooling water and flue gas that can the maximize, and the condensate water and the impurity stream on the cavity inner wall fall in grey basin 13 down also be convenient for simultaneously.

Specifically, the water retaining edge 18 is spirally arranged; the arrangement of the water retaining edge 18 prevents cooling water from rapidly flowing away when falling onto the lower partition plate 6 through the communicating pipe 16, so that certain cooling water is always reserved at the upper end of the lower partition plate 6, and the effect of heat exchange between the cooling water and flue gas is improved.

Specifically, the inner wall of the lower chamber 9 is coated with a hydrophobic layer; so that the condensed water and impurities on the inner wall of the lower cavity can flow into the ash water tank 13.

Specifically, the cleaning mechanism 14 includes a cleaning motor 141, a driving gear 142, a driving gear ring 143, a rotating ring 144 and a cleaning plate 145, the rotating ring 144 is located above the grey water tank 13, the rotating ring 144 is rotatably connected with the cover body 1, the upper end of the cleaning plate 145 is fixedly connected with the rotating ring 144, the driving gear ring 143 is fixedly connected with the lower end of the rotating ring 144, the driving gear 142 is arranged beside the driving gear ring 143 and is meshed with the driving gear ring 143, the output end of the cleaning motor 141 is fixedly connected with the driving gear 142, a water accumulating tank 146 communicated with the grey water tank 13 is arranged on one side of the cover body 1, and a slag discharge pipe 147 communicated with the water accumulating tank 146 is arranged at the lower end of the water accumulating tank 146; the during operation, drive gear 142 through clearance motor 141 and rotate, drive gear 142 drives drive gear ring 143 and rotates, drive gear ring 143 drives swivel ring 144 and rotates, swivel ring 144 drives the clearance board 145 rather than fixed connection and rotates the sewage in grey basin 13 and carry out the propelling movement, make it advance to go into in ponding groove 146, rethread scum pipe 147 discharges, the sewage too much in grey basin 13 can be avoided in the course of the work in the setting of clearance mechanism 14, cause the condition in sewage and the impurity backward flow vexed slag bath to take place, and need not follow-up maintenance to grey basin 13, staff's intensity of labour has been reduced, and is convenient and practical.

Specifically, the cleaning plate 145 is disposed obliquely; referring to fig. 5, in operation, the rotating ring 144 rotates clockwise, and at this time, along the moving path of the cleaning plate 145, one side of the cleaning plate 145 close to the axis of the rotating ring 144 inclines forwards, so that the rotating plate pushes the sewage and impurities in the ash water tank 13 outwards to facilitate the sewage to enter the water accumulating tank 146.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a multi-functional gas collecting channel for vexing slag bath which characterized in that: including the cover body (1), the smoke box (2) and the flue (3) of giving vent to anger, the smoke box (2) of giving vent to anger sets up the side at the cover body (1), the upper end of the cover body (1) is equipped with gas outlet (4), gas outlet (4) and the smoke box (2) of giving vent to anger communicate through the pipeline, flue (3) set up the side of the smoke box (2) of giving vent to anger and communicate through the pipeline between the two, be equipped with baffle (5) and lower baffle (6) in the cover body (1), divide into upper chamber (7), middle chamber (8) and lower chamber (9) that top-down set gradually through upper baffle (5) and lower baffle (6), be equipped with a plurality of between upper chamber (7) and the lower chamber (9) and be used for communicateing connecting trachea (10) between the two, the lateral wall of the cover body (1) is equipped with inlet tube (11) and outlet pipe (12) that communicate with middle chamber (8), the inner side of the lower edge of the cover body (1) is provided with a grey water tank (13), and the grey water tank (13) is provided with a cleaning mechanism (14) for cleaning the grey water tank.

2. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 1, wherein: be equipped with division board (15) in well cavity (8), cavity upper portion (81) and cavity lower part (82) are separated into with well cavity (8) division board (15), the middle part of division board (15) is equipped with communicating pipe (16) that are used for intercommunication cavity upper portion (81) and cavity lower part (82), be equipped with control valve (17) on communicating pipe (16), inlet tube (11) and cavity upper portion (81) intercommunication, outlet pipe (12) and cavity lower part (82) intercommunication.

3. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 2, wherein: the upper end of the communicating pipe (16) is higher than the upper end surface of the partition plate (15).

4. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 1, wherein: the lower baffle plate (6) is hemispherical, and a water retaining edge (18) is arranged at the upper end of the lower baffle plate (6).

5. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 4, wherein: the water retaining edge (18) is spirally arranged.

6. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 1, wherein: the inner wall of the lower chamber (9) is coated with a hydrophobic layer.

7. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 1, wherein: clearance mechanism (14) are including clearance motor (141), drive gear (142), driving gear ring (143), swivel becket (144) and clearance board (145), swivel becket (144) is located the top of grey basin (13) and swivel becket (144) and cover body (1) rotate to be connected, the upper end and swivel becket (144) fixed connection of clearance board (145), the lower extreme fixed connection of driving gear ring (143) and swivel becket (144), drive gear (142) set up the side and both meshings at driving gear ring (143), the output and the drive gear (142) fixed connection of clearance motor (141), one side of cover body (1) is equipped with ponding groove (146) with grey basin (13) intercommunication, the lower extreme of ponding groove (146) is equipped with the scum pipe (147) rather than the intercommunication.

8. The multifunctional gas collecting hood for the slag disintegrating pool as claimed in claim 1, wherein: the cleaning plate (145) is obliquely arranged.