CN219297611U - Biochemical sludge treatment system for adding in sintered material - Google Patents
Biochemical sludge treatment system for adding in sintered material Download PDFInfo
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- CN219297611U CN219297611U CN202320920133.5U CN202320920133U CN219297611U CN 219297611 U CN219297611 U CN 219297611U CN 202320920133 U CN202320920133 U CN 202320920133U CN 219297611 U CN219297611 U CN 219297611U
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Abstract
The utility model discloses a biochemical sludge treatment system added in a sintered material, and belongs to the technical field of sludge treatment. The utility model comprises a sludge storage tank, a discharge pump, a delivery pipeline and a spraying device, wherein a stirring device is arranged in the sludge storage tank, the sludge is conveyed into the sludge storage tank through the discharge pump for stirring treatment, the sludge storage tank is connected with the delivery pump, the delivery pump is connected with the spraying device through the delivery pipeline, and the spraying device sprays the sludge onto materials of the belt conveyor. The sludge storage tank is connected with the sludge collection tank through a discharge pipeline, and the sludge collection tank is connected with the sludge storage tank through a return pipeline or is communicated with the spraying device. The utility model realizes recycling of waste resources, uses biochemical sludge for sintering ingredients, improves the metallurgical performance of sintering ore, reduces the pollution of the biochemical sludge to the environment, can keep the sludge to have good fluidity, and has smoother whole sludge treatment process.
Description
Technical Field
The utility model relates to the technical field of sludge treatment, in particular to a system for adding biochemical sludge into a sintered material.
Background
Coking enterprises produce a large amount of waste residues, such as biochemical sludge and the like, in the production process. The biochemical sludge is waste generated by treating coking phenol-cyanogen wastewater, contains a large amount of fungi and bacteria, belongs to dangerous waste listed in China and is harmful to the environment. In the past, biochemical sludge is sent to an open-air coal yard and is simply mixed with coking coal, and then coal blending and coking are carried out. Along with the continuous enhancement of people's environmental awareness and the increasingly stricter national environmental regulations, in addition to the urgent demands of energy conservation, emission reduction and development of recycling economy, the open-air coal yards of coking enterprises are gradually eliminated, more silos are adopted for storing coal, and the treatment of biological sludge needs to be divided into other ways.
The ferrous metallurgy sintering process needs to be matched with a large amount of fuel and water, and the special high-temperature environment is enough to kill pathogenic bacteria and parasitic ova in the biochemical sludge, so that the biochemical sludge can be used as a sintering raw material to be added into the metallurgy sintering process to replace part of coke and water. Related researches show that adding a proper amount of sludge is beneficial to improving the granulating effect of the sintering mixture, and the sintering process and the sintering metallurgy performance are improved.
Searched, patent publication number: CN 2633898Y, patent name: a device for adding raw materials for sintering the steelmaking tide sludge; the application is composed of a dump truck, a storage tank, a stirrer, a water supply pipe, a pipeline, a conveying pump, a pipeline, a distributor, a sintering batching adhesive tape and the like. After stirring and activating, the steel-making wet sludge is sent into a flat distributing device along a pipeline and a conveying pump, the sludge with pressure is discharged from a long and narrow discharging hole of the distributing device, the speed of the sludge is much lower than the running speed of the adhesive tape, and the sludge falls on the material surface on which the adhesive tape is running and is stretched to form a thin layer. After being mixed by a sintering mixer, the sludge is dispersed and distributed in the sintering ingredients, which is beneficial to the sintering production after the sludge is added.
The above application discloses that after handling mud, disperse to the sintering material, add metallurgical sintering process as the sintering raw materials, but mud falls on the charge level and distributes unevenly, still need to mix through the sintering mixer, just can make mud disperse distribution in the sintering batching, and because mud mobility is not strong, easily takes place to block up, therefore current scheme is effectual in practical application.
Disclosure of Invention
1. Technical problem to be solved by the utility model
The utility model aims to solve the defects existing in the prior biochemical sludge treatment technology, improve the biochemical sludge treatment mode and provide a system for adding biochemical sludge into a sintered material; on one hand, the utility model realizes the recycling of waste resources, uses biochemical sludge for sintering ingredients, improves the metallurgical performance of sintered ore, and reduces the pollution of biochemical sludge to the environment; on the other hand, the sludge is kept well dispersed and distributed on the sintering material, and the sludge has good fluidity, so that the whole sludge treatment process is smoother.
2. Technical proposal
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the utility model relates to a biochemical sludge treatment system added in a sintered material, which comprises a sludge storage tank, a discharge pump, a conveying pipeline and a spraying device, wherein a stirring device is arranged in the sludge storage tank, sludge is conveyed into the sludge storage tank through the discharge pump for stirring treatment, the sludge storage tank is connected with the conveying pump, the conveying pump is connected with the spraying device through the conveying pipeline, and the spraying device sprays the sludge onto a material of a tape machine.
Further, the sludge storage tank is connected with the sludge collection tank through a vent pipeline, and the sludge collection tank is connected with the sludge storage tank through a return pipeline.
Furthermore, the sludge storage tank is connected with the sludge collection tank through the emptying pipeline, and the sludge collection tank is connected with the conveying pump through the return pipeline so as to be communicated with the spraying device.
Furthermore, the discharge pump is connected with the sludge storage tank through a discharge pipeline, and an electric tracing heat preservation device is arranged outside the discharge pipeline.
Furthermore, an electric heat tracing and insulating device is arranged outside the conveying pipeline.
Furthermore, a back flushing device is arranged on the conveying pipeline, a flushing water interface is arranged near the pipeline of the spraying device, and the flushing water interface is communicated with the sludge collecting tank.
Furthermore, a material guide groove is arranged at the blanking point of the adhesive tape machine.
Furthermore, a plurality of sludge storage tanks are arranged, and the discharge pumps and the delivery pumps are matched with the sludge storage tanks in number and are connected in one-to-one correspondence.
Furthermore, two sets of discharge pumps, sludge storage tanks and conveying pumps are arranged.
Furthermore, 4 connectors are arranged on the sludge storage tank, and the discharging pipeline is communicated with one connector at one end of the upper side of the sludge storage tank; the return pipeline is communicated with the other end connector on the upper side of the sludge storage tank; the emptying pipeline is communicated with a connecting port at one end of the lower side of the sludge storage tank; the conveying pipeline is communicated with the other end connector at the lower side of the sludge storage tank.
3. Advantageous effects
Compared with the prior art, the technical scheme provided by the utility model has the following remarkable effects:
(1) According to the biochemical sludge treatment system added in the sintered material, the sludge is conveyed into the sludge storage tank through the discharge pump to be stirred, the sludge storage tank is connected to the spraying device through the conveying pump to spray the sludge on the material of the belt conveyor, and the sludge water stirred by the sludge storage tank is conveyed to the spraying device to be sprayed through the conveying pump, so that the sludge can be well dispersed and distributed on the sintered material; and spray mud and can play the inhibitory action to the flying dust of sealing-tape machine transfer point, after sintering raw materials and mud mix the humidification, can reduce the flying dust that brings in the follow-up transportation process, can replace mechanical dust removal point in the sintering system, save the dust remover amount of wind, the energy saving.
(2) According to the biochemical sludge treatment system added in the sintered material, the sludge storage tank is connected with the sludge collection tank through the pipeline, the sludge collection tank can be used for collecting back flushing water, and a good transition effect can be achieved during emergency repair and tank maintenance.
(3) According to the biochemical sludge treatment system added in the sintered material, the back flushing device is arranged on the conveying pipeline, so that the blockage of the conveying pipeline by sludge water can be effectively avoided, and the use reliability of the sludge treatment system is improved.
(4) According to the biochemical sludge treatment system added in the sintered material, the electric tracing heat preservation device is arranged outside the discharging pipeline and the conveying pipeline, and the electric tracing heat preservation is adopted, so that the sludge conveying pipeline can be effectively protected from being frozen in winter, the good fluidity of the sludge is maintained, and the use process is smoother.
(5) According to the biochemical sludge treatment system added in the sintering material, the material guide groove is arranged at the blanking point of the tape machine, so that the pollution of the site environment caused by the overflow of the sludge water is avoided, the dust emission can be reduced, and the environment is more protected.
(6) The biochemical sludge treatment system is added into the sintering material, so that the system can be adopted to add the steelmaking sludge and the municipal domestic sludge into the sintering material for mixed treatment, thereby realizing harmless treatment of hazardous waste resources and recycling the resources; the system has little change to the existing sintering belt conveyor system and basically has no influence on the normal production process, so the system can be widely used in the field of metallurgical sludge treatment.
Drawings
FIG. 1 is a schematic diagram of a system for treating a sintered material with biochemical sludge.
Reference numerals in the schematic drawings illustrate:
1. tank car; 2. a discharge pump; 3. a discharge pipeline; 4. a sludge storage tank; 41. a stirring device; 5. a sludge collection tank; 51. a vent line; 52. a return line; 6. a transfer pump; 7. a delivery line; 71. a back flushing device; 8. a spraying device; 9. and a guide groove.
Detailed Description
For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings and examples.
Example 1
Referring to fig. 1, a biochemical sludge treatment system for adding a sintered material in this embodiment includes a discharge pump 2, a sludge storage tank 4, a transfer pump 6, a transfer pipeline 7, a spraying device 8 and a guide chute 9, and a stirring device 41 is disposed in the sludge storage tank 4. The discharge pump 2 is connected with the sludge storage tank 4 through the discharge pipeline 3, sludge is conveyed into the sludge storage tank 4 through the discharge pump 2 for stirring treatment, and an electric tracing heat preservation device is arranged outside the discharge pipeline 3.
The sludge storage tank 4 is connected with the conveying pump 6 through the conveying pipeline 7, the conveying pump 6 is connected with the spraying device 8 through the conveying pipeline 7, and the spraying device 8 sprays sludge on the materials of the belt conveyor. And an electric heat tracing and insulating device is arranged outside the conveying pipeline 7. The conveying pipeline 7 is provided with a back flushing device 71, a flushing water interface is arranged near the pipeline of the spraying device 8, and the flushing water interface is communicated with the sludge collecting tank 5.
The sludge storage tank 4 is connected with the sludge collection tank 5 through a vent pipeline 51, and the sludge collection tank 5 is connected with the sludge storage tank 4 through a return pipeline 52. Or the sludge collection tank 5 is connected with the delivery pump 6 through a return pipeline 52 so as to be communicated with the spraying device 8.
The blanking point of the adhesive tape machine is provided with the guide chute 9, and the guide chute 9 can be purchased from the market and is mainly used for avoiding the pollution of the field environment caused by the overflow of the sludge water.
The sludge storage tanks 4 are provided with a plurality of discharge pumps 2 and delivery pumps 6, the same number of which are matched with the sludge storage tanks 4, and the discharge pumps 2 and the delivery pumps are connected in a one-to-one correspondence manner. Specifically, in the embodiment, two sets of discharge pumps 2, sludge storage tanks 4 and conveying pumps 6 are arranged, so that the treatment capacity of biochemical sludge can be increased, and the treatment efficiency is improved.
The sludge storage tank 4 is provided with 4 connectors, and the discharging pipeline 3 is communicated with one connector at one end of the upper side of the sludge storage tank 4; the return pipeline 52 is communicated with a connecting port at the other end of the upper side of the sludge storage tank 4; the emptying pipeline 51 is communicated with a connecting port at one end of the lower side of the sludge storage tank 4; the conveying pipeline 7 is communicated with a connecting port at the other end of the lower side of the sludge storage tank 4.
In the embodiment, biochemical sludge is transported to the interface of the system by the external tank truck 1, the sludge in the tank truck is sent to the discharge pipeline 3 through the discharge pump 2 and enters the sludge storage tank 4 for storage, and the stirring device 41 is arranged in the storage tank to stir the sludge, so that the sludge is prevented from settling and depositing, and the uniformity of the sludge is ensured. And then the sludge water is conveyed to a sludge spraying device 8 through a conveying pipeline 7 by a conveying pump 6, the spraying device 8 is arranged on a funnel at the head of a sintering raw material conveying belt conveyor, the sludge is uniformly sprayed onto materials of the belt conveyor, and the sludge water and the materials are uniformly mixed and then conveyed to a sintering batching system by utilizing the movement and falling of the materials, so that the purpose of disposing biochemical sludge is achieved.
The sludge collecting tank 5 is used for collecting back flushing water and is used for emergency repair and tank maintenance. The storage tank is connected to the sludge collection tank 5 through a vent pipeline 51, and then is conveyed into the sludge storage tank 4 through a return pipeline 52, or is conveyed to the sludge spraying device 8 through a conveying pump 6 for spraying ingredients.
A back flushing device 71 is arranged on the conveying pipeline 7 from the sludge storage tank 4 to the spraying device 8. A flushing water port is arranged near the pipeline of the spraying device 8, and when the conveying pipeline 7 is blocked, a backwashing device 71 can be used for flushing to dredge the blocked pipeline. The washed sewage enters a sludge collecting tank 5 and is pumped into a sludge storage tank 4 again by a submersible sewage pump.
The electric tracing heat preservation device is used for heating the heat preservation sludge conveying pipeline when the temperature is low, so that the sludge conveying pipeline is protected from being frozen in winter, the sludge is kept to have good fluidity, and the use process is smoother.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (10)
1. The utility model provides an add biochemical sludge treatment system in sintering material, includes mud storage tank (4), is equipped with agitating unit (41), its characterized in that in mud storage tank (4): still include discharge pump (2), delivery pump (6), transfer line (7), sprinkler (8), send mud to in mud storage tank (4) through discharge pump (2) and stir the processing, delivery pump (6) are connected in mud storage tank (4), and sprinkler (8) are connected through transfer line (7) in delivery pump (6), and sprinkler (8) are sprayed mud on the material of sealing-tape machine.
2. The system for treating biochemical sludge added to a sintered material according to claim 1, wherein: the sludge storage tank (4) is connected with the sludge collection tank (5) through the emptying pipeline (51), and the sludge collection tank (5) is connected with the sludge storage tank (4) through the return pipeline (52).
3. The system for treating biochemical sludge added to a sintered material according to claim 1, wherein: the sludge storage tank (4) is connected with the sludge collection tank (5) through the emptying pipeline (51), and the sludge collection tank (5) is connected with the conveying pump (6) through the return pipeline (52), so as to be communicated with the spraying device (8).
4. A system for treating sludge by adding biochemical sludge to a sinter as claimed in any one of claims 1 to 3, wherein: the discharging pump (2) is connected with the sludge storage tank (4) through the discharging pipeline (3), and an electric tracing heat preservation device is arranged outside the discharging pipeline (3).
5. The system for treating biochemical sludge added to sintered materials according to claim 4, wherein: and an electric heat tracing and insulating device is arranged outside the conveying pipeline (7).
6. The system for treating biochemical sludge added to sintered materials according to claim 5, wherein: the conveying pipeline (7) is provided with a back flushing device (71), a flushing water interface is arranged at a pipeline position close to the spraying device (8), and the flushing water interface is communicated with the sludge collecting tank (5).
7. The system for treating biochemical sludge added to sintered materials according to claim 6, wherein: and a material guide groove (9) is arranged at the blanking point of the adhesive tape machine.
8. The system for treating biochemical sludge added to a sintered material according to claim 7, wherein: the sludge storage tanks (4) are provided with a plurality of discharge pumps (2) and conveying pumps (6), and the same number of the discharge pumps and the conveying pumps are matched with the sludge storage tanks (4) and are connected in a one-to-one correspondence mode.
9. The system for treating biochemical sludge added to a sintered material according to claim 8, wherein: the two sets of discharge pumps (2), the sludge storage tank (4) and the conveying pump (6) are arranged.
10. The system for treating biochemical sludge added to a sintered material according to claim 8, wherein: the sludge storage tank (4) is provided with 4 connectors, and the discharging pipeline (3) is communicated with one connector at one end of the upper side of the sludge storage tank (4); the return pipeline (52) is communicated with a connecting port at the other end of the upper side of the sludge storage tank (4); the emptying pipeline (51) is communicated with a connecting port at one end of the lower side of the sludge storage tank (4); the conveying pipeline (7) is communicated with a connecting port at the other end of the lower side of the sludge storage tank (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320920133.5U CN219297611U (en) | 2023-04-20 | 2023-04-20 | Biochemical sludge treatment system for adding in sintered material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320920133.5U CN219297611U (en) | 2023-04-20 | 2023-04-20 | Biochemical sludge treatment system for adding in sintered material |
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| CN219297611U true CN219297611U (en) | 2023-07-04 |
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| CN202320920133.5U Active CN219297611U (en) | 2023-04-20 | 2023-04-20 | Biochemical sludge treatment system for adding in sintered material |
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