Solid waste treatment system

Abstract

The utility model discloses a solid waste treatment system, which relates to the technical field of solid waste treatment and comprises a refining furnace, the top end of the refining furnace is provided with a furnace cover, the furnace cover is provided with an exhaust pipe penetrating into the refining furnace, the exhaust pipe is provided with a feed pipe corresponding to the side part of the furnace cover, the outer bottom side of the refining furnace is annularly provided with support legs, and the feed pipe is provided with a discharge pipe corresponding to the side part of the furnace cover. A solid waste treatment mechanism is arranged in the refining furnace, a heating mechanism is wound on the inner wall of the refining furnace, and a waste gas purification mechanism is arranged beside the refining furnace; heat is generated through the heating plate and transmitted to solid waste in the furnace through the heating cavity, the refractory bricks serve as a heat insulation layer, heat loss is effectively reduced, the temperature in the furnace body is efficiently kept through the refractory bricks, the heating efficiency is improved, the stirring shaft and the stirring rod are driven to rotate through cooperation with the starting motor, and meanwhile the section of the scraping plate is in an arc shape. The inner wall of the solid waste tank is better attached and scraped, so that the solid waste is uniformly heated, and the refining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to solid waste treatment technical field, concretely relates to a solid waste treatment system. BACKGROUND

[0002] With the acceleration of industrialization, a large amount of solid waste (referred to as solid waste) is generated in the production and use of metal, which not only occupies a large amount of land resources, but also may pollute the environment and ecological system. Therefore, the recycling and reuse of solid waste has become a problem to be solved.

[0003] As disclosed in a kind of heavy metal industrial solid waste processing system of Chinese patent "CN209741235U", the system includes pretreatment device, smelting furnace and electric arc furnace connected in sequence;The smelting furnace includes furnace body, the hollow smelting cavity is arranged in the furnace body;The top of the furnace body is provided with feed inlet and injection gun, the lower end of the feed inlet and the injection gun extends to the bottom of the smelting cavity;The injection gun is spaced apart from the bottom of the furnace body;The sidewall of the furnace body is provided with smoke outlet, the smoke outlet is communicated with the smelting cavity;The lower end of the feed inlet extends through the communication place of the smoke outlet and the furnace body. The system is sequentially roughened, refined and recycled to obtain heavy metals after the heavy metal industrial solid waste is pretreated, the heavy metals can be alloyed and then reused, which reduces environmental pollution on the one hand and promotes effective use of resources and improves economic efficiency on the other hand.

[0004] The layout of the internal heat exchanger of the above-mentioned patent and the existing alloy refining furnace may not be optimized when in use, resulting in uneven distribution of heat in the hearth, excessive temperature in some areas and lower temperature in another part, so that the alloy material is unevenly heated, affecting the refining efficiency, and the exhaust gas treatment system of the refining furnace may not be perfect, which cannot effectively remove harmful substances in exhaust gas, resulting in non-compliance of exhaust gas emission. Therefore, the utility model provides a solid waste treatment system. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a solid waste treatment system to solve the problems of the above-mentioned patent and the existing alloy refining furnace in the above-mentioned background technology, i.e. the layout of the internal heat exchanger may not be optimized when in use, resulting in uneven distribution of heat in the hearth, excessive temperature in some areas and lower temperature in another part, so that the alloy material is unevenly heated, affecting the refining efficiency, and the exhaust gas treatment system of the refining furnace may not be perfect, which cannot effectively remove harmful substances in exhaust gas, resulting in non-compliance of exhaust gas emission.

[0006] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] The utility model provides a kind of solid waste treatment system, including refining furnace, the top of the refining furnace is equipped with furnace cover, the furnace cover is equipped with exhaust pipe to the inside of refining furnace, the exhaust pipe is equipped with feed pipe about the side of furnace cover, the outside bottom side of the refining furnace is equipped with support leg, the inside of the refining furnace is provided with solid waste treatment mechanism, the inner wall of the refining furnace is equipped with heating mechanism, the side of the refining furnace is provided with waste gas purification mechanism.

[0008] Optionally, the solid waste treatment mechanism includes a mounting frame arranged around the inside of the refining furnace, the mounting frame is internally provided with a solid waste tank, the center of the solid waste tank is provided with a stirring shaft, the top end of the stirring shaft penetrates through the upper surface of the furnace cover and is connected with a motor, the outside of the stirring shaft is linearly provided with stirring rods along the shaft body, and the bottom end of the stirring shaft is externally sleeved with a mounting sleeve ring, the outside of the mounting sleeve ring is correspondingly provided with a scraper, and the scraper is attached to the inner wall of the solid waste tank.

[0009] Optionally, the bottom of the solid waste tank is uniformly provided with through holes, and the bottom end of the solid waste tank is communicated with a discharging channel, and the end of the discharging channel extending to the outside of the refining furnace is provided with a valve body.

[0010] Optionally, the heating mechanism includes a heating plate, a heating cavity, refractory bricks and a flue, the heating plate is mounted on the refining furnace, and the inside of the refining furnace is provided with a heating cavity, the heating cavity is provided with refractory bricks around, and the outside of the refining furnace is provided with a flue communicated with the heating cavity.

[0011] Optionally, the purification mechanism includes a purification tank, the outside of the purification tank is sleeved with a sleeve pipe at the upper and lower ends, the inside of the sleeve pipe is provided with a spray head penetrating into the inside of the purification tank, the outside of the sleeve pipe at the upper and lower ends is commonly communicated with a pipe, the upper part of the purification tank is provided with a perforated partition plate, the upper and lower ends of the purification tank are correspondingly provided with an air outlet and an air inlet, and the bottom end of the purification tank is provided with a support frame.

[0012] Optionally, the air inlet is communicated with the exhaust pipe.

[0013] Optionally, the end of the pipe away from the sleeve pipe is connected with a driving source.

[0014] The utility model has the advantages that:

[0015] 1、The utility model discloses a heating plate generates heat, and the heat is transferred to the solid waste in the furnace through the heating cavity, the refractory bricks are used as the heat insulation layer, effectively reduce the heat loss, the temperature in the furnace body is effectively insulated through the refractory bricks, improve the heating efficiency, then cooperate with the starting motor, drive the stirring shaft and the stirring rod to rotate, and the cross section of the scraper is arc-shaped, better adheres and scrapes the inner wall of the solid waste tank, ensures that the solid waste is uniformly heated and promotes the refining efficiency.

[0016] 2, the utility model discloses a discharge pipe is discharged, enters the purification box in through the air inlet, and the cleaning fluid is transported to the spray head through the pipe, and the exhaust gas in the purification box is cleaned through the spray head, and the gas after cleaning flows out through the through -hole on the porous baffle, and finally is discharged outward through the air outlet, improves the purification efficiency, and meets the environmental protection requirement. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural diagram of solid waste treatment system of the utility model;

[0018] Figure 2 It is front view of the utility model;

[0019] Figure 3 It is internal structure diagram of the refining furnace in the utility model;

[0020] Figure 4 It is the section view of the purification box in the utility model.

[0021] Reference numerals in the drawing are:

[0022] 1, refining furnace;101, furnace cover;102, supporting leg;103, exhaust pipe;104, feed pipe;

[0023] 2, solid waste treatment mechanism;201, mounting bracket;202, solid waste chute;203, motor;204, stirring shaft;205, stirring rod;206, mounting collar;207, scraper;208, via hole;209, discharge channel;210, valve body;

[0024] 3, heating mechanism;301, heating plate;302, heating cavity;303, refractory brick;304, flue;

[0025] 4, purification mechanism;401, purification box;402, sleeve;403, spray head;404, pipe;405, porous baffle;406, air inlet;407, air outlet;408, support frame. DETAILED DESCRIPTION

[0026] In order to make the technical means, creation features, purposes and effects realized by the utility model easy to understand, the following further describes the utility model in combination with specific embodiments.

[0027] The following will be described in combination with the preferred embodiment of the utility model device.

[0028] Please refer to Figures 1-4As shown, the solid waste treatment system comprises a refining furnace 1, the top end of the refining furnace 1 is provided with a furnace cover 101, the furnace cover 101 is provided with an exhaust pipe 103 penetrating into the inside of the refining furnace 1, the exhaust pipe 103 is provided with a feeding pipe 104 corresponding to the side of the furnace cover 101, the outside bottom side of the refining furnace 1 is provided with a supporting leg 102, the inside of the refining furnace 1 is provided with a solid waste treatment mechanism 2, the inner wall of the refining furnace 1 is provided with a heating mechanism 3, and the side of the refining furnace 1 is provided with a waste gas purification mechanism 4.

[0029] Further, the solid waste treatment mechanism 2 comprises a mounting frame 201 arranged around the inside of the refining furnace 1, the mounting frame 201 is internally provided with a solid waste tank 202, the center part of the solid waste tank 202 is provided with a stirring shaft 204, the top end of the stirring shaft 204 penetrates through the upper surface of the furnace cover 101 and is connected with a motor 203, the outside of the stirring shaft 204 is linearly provided with a stirring rod 205 along the shaft body, the bottom end outside of the stirring shaft 204 is sleeved with a mounting sleeve ring 206, the outside of the mounting sleeve ring 206 is provided with a scraper 207 corresponding to the inner wall of the solid waste tank 202, the bottom of the solid waste tank 202 is uniformly provided with a through hole 208, and the bottom end of the solid waste tank 202 is communicated with a discharging channel 209, and the end part of the discharging channel 209 extending to the outside of the refining furnace 1 is provided with a valve body 210.

[0030] Specifically, when the motor 203 is started, the motor 203 drives the stirring shaft 204 to rotate, the stirring rod 205 on the stirring shaft 204 rotates, fully stirs the solid waste in the solid waste tank 202, ensures that the solid waste is uniformly heated, improves the refining efficiency, at the same time, the mounting sleeve ring 206 and the scraper 207 at the bottom end of the stirring shaft 204 scrape the inner wall of the solid waste tank 202 along with the rotation of the stirring shaft 204, prevent the solid waste from caking in the tank or adhering to the wall, ensure the smooth discharge of the solid waste, after the solid waste is stirred and heated, falls into the discharging channel 209 through the through hole 208 at the bottom of the solid waste tank 202, and finally is discharged by the valve body 210, while the waste residue remains in the solid waste tank 202.

[0031] Further, it comprises a heating plate 301, a heating cavity 302, a refractory brick 303 and a flue 304, the heating plate 301 is mounted on the refining furnace 1, the inside of the refining furnace 1 is provided with the heating cavity 302, the heating cavity 302 is provided with the refractory brick 303, and the outside of the refining furnace 1 is provided with the flue 304 communicated with the heating cavity 302.

[0032] Specifically, the heating plate 301 generates heat, and transmits the heat to the solid waste in the furnace through the heating cavity 302, the refractory brick 303 serves as a heat insulation layer, effectively reduces the heat loss, efficiently insulates the temperature in the furnace body through the refractory brick 303, improves the heating efficiency, and the waste gas generated in the heating process is discharged through the flue 304 for subsequent treatment.

[0033] In another embodiment provided by the utility model,Figure 4 As shown, the purification mechanism 4 includes a purification box 401, the outer upper and lower ends of which are sleeved with sleeves 402, the inner side of which is annularly provided with spray heads 403 penetrating into the inside of the purification box 401, the outer sides of the upper and lower sleeves 402 are commonly communicated with a through pipe 404, the upper part in the purification box 401 is provided with a perforated partition plate 405, which further increases the contact area of the exhaust gas and the spray liquid, improves the purification efficiency, the upper and lower ends of the purification box 401 are correspondingly provided with gas outlets 407 and gas inlets 406, and the bottom end of the purification box 401 is provided with a support frame 408.

[0034] Further, the gas inlet 406 is communicated with the exhaust pipe 103.

[0035] Further, the end of the through pipe 404 away from the sleeve 402 is connected with a driving source.

[0036] Specifically, the exhaust gas generated by the refining furnace 1 enters the gas inlet 406 of the purification mechanism through the exhaust pipe 103, after the exhaust gas enters the purification box 401, the driving source delivers the liquid to the spray head 403 through the through pipe 404 to form a continuous spraying process, the cleaning liquid fully contacts with the exhaust gas to remove the harmful substances in the exhaust gas, the cleaned gas flows out through the through holes on the perforated partition plate 405, and finally is discharged outward through the gas outlet 407, at this time, the harmful substances in the exhaust gas have been greatly reduced and meet the environmental protection requirements.

[0037] Working principle: The solid waste is put into the solid waste tank 202 in the refining furnace 1 through the feeding pipe 104, the motor 203 is started, the stirring shaft 204 is driven to rotate, the stirring rod 205 on the stirring shaft 204 rotates to fully stir the solid waste in the solid waste tank 202, to ensure that the solid waste is uniformly heated, at the same time, the mounting sleeve 206 and the scraper 207 at the bottom end of the stirring shaft 204 are scraped along the inner wall of the solid waste tank 202 with the rotation of the stirring shaft 204, to prevent the solid waste from caking or adhering to the wall in the tank, the heat generated by the heating plate 301 is transmitted to the solid waste in the furnace through the heating cavity 302, the refractory bricks 303 serve as a heat insulation layer to effectively reduce heat loss and improve heating efficiency, after the solid waste is stirred and heated, the useful components in the solid waste are refined, and the remaining waste residue is left in the solid waste tank 202, the refined substances fall into the discharge channel 209 through the through hole 208 at the bottom of the solid waste tank 202, and finally are discharged by the valve body 210, the exhaust gas generated in the heating process is discharged through the exhaust pipe 103 of the refining furnace 1, the exhaust gas enters the gas inlet 406 of the purification mechanism 4, enters the purification box 401, the driving source delivers the liquid such as cleaning liquid to the spray head 403 through the through pipe 404 to form a continuous spraying process, the liquid sprayed by the spray head 403 fully contacts with the exhaust gas to remove the harmful substances in the exhaust gas through physical and chemical actions, the cleaned gas flows out through the through holes on the perforated partition plate 405, and finally is discharged outward through the gas outlet 407.

[0038] The basic principle, main features and advantages of the present application are shown and described above. It should be understood by those skilled in the art that the present application is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application. The scope of protection required by the present application is defined by the appended claims and their equivalents.

Claims

1. A solid waste treatment system, characterized in that: The furnace includes a refining furnace (1), with a furnace cover (101) at the top. The furnace cover (101) is provided with an exhaust pipe (103) that extends into the interior of the refining furnace (1). The exhaust pipe (103) is provided with a feed pipe (104) on the side of the furnace cover (101). The bottom of the refining furnace (1) is surrounded by support legs (102). The interior of the refining furnace (1) is provided with a solid waste treatment mechanism (2). The inner wall of the refining furnace (1) is surrounded by a heating mechanism (3). The side of the refining furnace (1) is provided with a waste gas purification mechanism (4).

2. The solid waste treatment system according to claim 1, characterized in that: The solid waste treatment mechanism (2) includes a mounting frame (201) arranged around the inside of the refining furnace (1). The mounting frame (201) is equipped with a solid waste trough (202). The center of the solid waste trough (202) is provided with a stirring shaft (204). The top end of the stirring shaft (204) extends through to the upper surface of the furnace cover (101) and is connected to a motor (203). Stirring rods (205) are linearly distributed along the outside of the stirring shaft (204). An installation collar (206) is sleeved on the outside of the bottom end of the stirring shaft (204). A scraper (207) is correspondingly provided on the outside of the installation collar (206), and the scraper (207) is attached to the inner wall of the solid waste trough (202).

3. The solid waste treatment system according to claim 2, characterized in that: The bottom of the solid waste trough (202) is uniformly provided with through holes (208), and the bottom end of the solid waste trough (202) is connected to the discharge channel (209). The end of the discharge channel (209) extending to the outside of the refining furnace (1) is provided with a valve body (210).

4. A solid waste treatment system according to claim 1, characterized in that: The heating mechanism (3) includes a heating plate (301), a heating chamber (302), refractory bricks (303), and a flue (304). The heating plate (301) is installed on the refining furnace (1), and the refining furnace (1) is provided with a heating chamber (302) inside. The heating chamber (302) is surrounded by refractory bricks (303), and the refining furnace (1) is provided with a flue (304) connected to the heating chamber (302) outside.

5. A solid waste treatment system according to claim 1, characterized in that: The purification mechanism (4) includes a purification box (401). The upper and lower ends of the purification box (401) are fitted with sleeves (402). The inner side of the sleeves (402) is provided with spray heads (403) that penetrate into the interior of the purification box (401). The outer sides of the upper and lower ends of the sleeves (402) are connected to a common pipe (404). A perforated partition (405) is installed in the upper part of the purification box (401). The upper and lower ends of the purification box (401) are respectively provided with an air outlet (407) and an air inlet (406). The bottom end of the purification box (401) is provided with a support frame (408).

6. A solid waste treatment system according to claim 5, characterized in that: The air inlet (406) is connected to the exhaust pipe (103).

7. A solid waste treatment system according to claim 5, characterized in that: The end of the through pipe (404) away from the sleeve (402) is connected to a drive source.

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