CN212403888U - Oily sludge forming system - Google Patents
Oily sludge forming system Download PDFInfo
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- CN212403888U CN212403888U CN202020465991.1U CN202020465991U CN212403888U CN 212403888 U CN212403888 U CN 212403888U CN 202020465991 U CN202020465991 U CN 202020465991U CN 212403888 U CN212403888 U CN 212403888U
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Abstract
The utility model relates to an oily sludge forming system, include: the device comprises a feeding system, a crushing system, a stirring system, a medicament system and a forming system; the feeding system is connected with the crushing system, the crushing system is connected with the stirring system, and the stirring system is respectively connected with the medicament system and the forming system; the feeding system is used for caching and conveying oily sludge; the crushing system is used for scattering large oily sludge and conveying the crushed oily sludge to the stirring system; the stirring system is used for fully mixing the crushed oily sludge and the curing agent; the medicament system is used for storing and delivering medicaments; the forming system is used for making the stirred oily sludge into an oval briquette and sending the generated redundant materials back to the fine stirring equipment. The utility model discloses oily sludge resource utilization rate is high. The layout is scientific and reasonable, the operation safety is high, and the energy conservation and the environmental protection are realized. The operation is simple, the automatic production can be realized, and the construction and operation cost is low.
Description
Technical Field
The utility model relates to an oiliness sludge treatment field, an oiliness sludge molding system specifically says so.
Background
Oily sludge is an oily solid waste produced during oil extraction, transportation, refining and oily sewage treatment. It has the characteristics of complex components, high toxicity and the like, and is listed as hazardous waste in HW08 category of national hazardous waste records. Reduction, resource utilization and harmlessness are main principles of oily sludge treatment. At present, the common domestic treatment methods comprise an incineration method, a hot water washing method, a solvent extraction method and the like.
1. The burning method comprises the following steps: the oily sludge is firstly prepared and dehydrated, then dehydrated and dried by equipment, and finally the sludge cake is sent to an incinerator for incineration. The burning method has the defects of secondary pollution, low resource utilization rate, large initial investment, high operation cost and the like.
2. A hot water washing method: firstly, carrying out chemical conditioning on the oily sludge, and then separating a liquid phase and a solid phase by a centrifugal machine. The temperature is increased in the hardening and tempering process, and some chemical additives are added to reduce the adhesive force between oil and mud. The hot water washing method has the defects of generating secondary pollutants such as oily wastewater and the like, poor treatment effect and the like.
3. Solvent extraction method: a proper organic solvent is selected as an extractant, the organic solvent is fully mixed with oil sludge, and after interphase mass transfer occurs, oil is extracted from water into the extractant. The solvent extraction method has the defects of complex extraction process, high price of an extracting agent, certain loss of the extracting agent in the treatment process and the like.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide an oily sludge forming system makes the oval piece with oily sludge, improves resource utilization rate.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
an oil-containing sludge forming system comprising: the device comprises a feeding system, a crushing system, a stirring system, a medicament system and a forming system; the feeding system is connected with the crushing system, the crushing system is connected with the stirring system, and the stirring system is respectively connected with the medicament system and the forming system;
the feeding system is used for caching and conveying oily sludge; the crushing system is used for scattering large oily sludge and conveying the crushed oily sludge to the stirring system; the stirring system is used for fully mixing the crushed oily sludge and the curing agent; the medicament system is used for storing and delivering medicaments; the forming system is used for making the stirred oily sludge into an oval briquette and sending the generated redundant materials back to the fine stirring equipment.
The feeding system comprises a raw material bin and a first belt conveyor; the raw material bin is used for temporarily storing oily sludge, and the first belt conveyor is used for conveying the oily sludge in the raw material bin after the oil-containing sludge is properly proportioned to the crushing system; the bottom of the raw material bin is provided with a constant feeder for preventing materials from being accumulated on the first belt conveyor.
The crushing system comprises crushing equipment, a belt conveyor II, a belt conveyor III and a buffer bin; the crushing equipment is used for crushing large oily sludge, the belt conveyor II is used for conveying the crushed oily sludge to the buffer bin, and the belt conveyor III is used for conveying the oily sludge in the buffer bin to the stirring system.
The stirring system comprises coarse stirring equipment, fine stirring equipment and a belt conveyor IV; the coarse stirring equipment is used for fully mixing the crushed oily sludge and the curing agent; the fine stirring equipment is used for further and fully mixing the roughly stirred oily sludge and the curing agent; and the belt conveyor is used for conveying the finely stirred oily sludge to the forming system.
The medicament system comprises a medicament storage tank and a medicament delivery pump; the medicament is a composite film curing agent, is liquid at normal temperature and normal pressure, is temporarily stored in a medicament storage tank, and is conveyed to the stirring system by a medicament conveying pump.
The molding system comprises molding equipment and a material returning belt conveyor; the forming equipment is used for preparing the finely stirred oily sludge into oval blocks with the particle size of 25-75 mm; and the material returning belt conveyor is used for returning redundant materials generated by the forming equipment to the fine stirring equipment for recycling.
The oily sludge forming method applying the oily sludge forming system comprises the following steps:
step 1: the oily sludge with the solid content of more than 65 percent, the oil content of less than 35 percent and the water content of less than 35 percent enters a feeding system and is conveyed to crushing equipment for crushing through a first belt conveyor;
step 2: sending the crushed oily sludge to coarse stirring equipment for coarse stirring through a third belt conveyor, and adding a curing agent in a proportion of 1-5% in the conveying process; the coarse stirring equipment fully mixes the oil sludge and the curing agent through stirring;
and step 3: conveying the oil-containing sludge after coarse stirring to fine stirring equipment for fine stirring; the fine stirring equipment further fully mixes the oil-containing sludge after the coarse stirring with the curing agent;
and 4, step 4: conveying the finely stirred oily sludge to forming equipment through a belt conveyor IV to prepare oval block masses with the particle size of 25-75 mm; the redundant materials generated by the molding equipment are sent back to the fine stirring equipment through a material returning belt conveyor for recycling;
and 5: the oval lumps are naturally crystallized for one day to form a molding material with firm shell.
The utility model has the advantages that:
(1) the resource utilization rate of the oily sludge is high.
(2) The excess material that former produced recycles, improves the whole efficiency of system.
(3) The layout is scientific and reasonable, the operation safety is high, and the energy conservation and the environmental protection are realized.
(4) The operation is simple, the automatic production can be realized, and the construction and operation cost is low.
Drawings
The utility model discloses there is following figure:
FIG. 1 is a schematic structural diagram of an oily sludge forming system.
FIG. 2 is a flow chart of a method for forming oily sludge.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, the oily sludge forming system of the utility model comprises: feeding system, broken system, mixing system, medicament system and molding system. The feeding system is connected with the crushing system, the crushing system is connected with the stirring system, and the stirring system is respectively connected with the medicament system and the forming system.
The feeding system is used for caching and conveying oily sludge; the crushing system is used for scattering large oily sludge and conveying the crushed oily sludge to the stirring system; the stirring system is used for fully mixing the crushed oily sludge and the curing agent; the medicament system is used for storing and delivering medicaments; the forming system is used for making the stirred oily sludge into an oval briquette and sending the generated redundant materials back to the fine stirring equipment.
The feeding system comprises a raw material bin and a first belt conveyor. The oily sludge is temporarily stored in a raw material bin, and is conveyed to a crushing system through a first belt conveyor after being properly proportioned. Former feed bin plays the buffer memory effect, and the bottom is equipped with constant feeder, prevents that the material from piling up on belt conveyor one.
The crushing system comprises crushing equipment, a belt conveyor II, a belt conveyor III and a buffer bin. The oily sludge is conveyed to a crushing device through a first belt conveyor, the crushing device breaks up large oily sludge, then the crushed oily sludge is conveyed to a buffer bin through a second belt conveyor, and then the crushed oily sludge is conveyed to a stirring system through a third belt conveyor.
The stirring system comprises coarse stirring equipment, fine stirring equipment and a belt conveyor IV. And the coarse stirring equipment is used for fully mixing the crushed oily sludge and the curing agent through stirring. And the fine stirring equipment is used for further and fully mixing the oil-containing sludge after the coarse stirring with the curing agent. And conveying the finely stirred oily sludge to a forming system through a belt conveyor IV.
The medicament system includes a medicament reservoir and a medicament delivery pump. The medicament is a composite film curing agent, is liquid at normal temperature and normal pressure, is temporarily stored in a medicament storage tank, and is conveyed to a stirring system by a medicament conveying pump.
The molding system comprises molding equipment and a material returning belt conveyor. The molding equipment is used for preparing the finely stirred oily sludge into oval lumps with the particle size of 25-75 mm. And the redundant materials generated by the forming equipment are sent back to the fine stirring equipment through the material returning belt conveyor for recycling.
As shown in fig. 2, a method for forming oily sludge comprises the following steps:
step 1: after the oily sludge is properly proportioned, the oily sludge with the solid content of more than 65 percent, the oil content of less than 35 percent and the water content of less than 35 percent (mass percent) enters a feeding system and is conveyed to crushing equipment for crushing by a first belt conveyor. The crushing equipment is used for crushing and scattering large oily sludge.
Step 2: and conveying the crushed oily sludge to coarse stirring equipment through a third belt conveyor for coarse stirring, and adding a curing agent according to a certain proportion in the conveying process, wherein the adding proportion of the curing agent is 1-5% (mass percentage). And the coarse stirring equipment is used for fully mixing the oil sludge and the curing agent by stirring.
And step 3: and conveying the oil-containing sludge after coarse stirring to fine stirring equipment for fine stirring. And the fine stirring equipment is used for further and fully mixing the oil-containing sludge after the coarse stirring with the curing agent.
And 4, step 4: and conveying the finely stirred oily sludge to forming equipment through a belt conveyor IV to prepare oval block masses with the particle size of 25-75 mm. And the redundant materials generated by the forming equipment are sent back to the fine stirring equipment through the material returning belt conveyor for recycling.
And 5: the oval lumps are naturally crystallized for one day to form a molding material with firm shell.
Key points and points to be protected:
1. the curing agent is a film agent, the operation condition is cold fusion, and the oil sludge and the curing agent are cured and molded under the conditions of normal temperature and normal pressure.
2. The solid content of the raw materials entering the system is more than 65%, the oil content is less than 35%, and the water content is less than 35%.
3. The adding proportion of the curing agent is 1-5%.
4. Forming oval-shaped blocks with the granularity of 25-75 mm.
5. An oil-containing sludge forming system and a process method.
The above embodiments are only used for illustrating the present invention, and are not intended to limit the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention, and therefore all equivalent technical solutions also belong to the protection scope of the present invention.
Those not described in detail in this specification are within the skill of the art.
Claims (6)
1. An oily sludge forming system, comprising: the device comprises a feeding system, a crushing system, a stirring system, a medicament system and a forming system; the feeding system is connected with the crushing system, the crushing system is connected with the stirring system, and the stirring system is respectively connected with the medicament system and the forming system;
the feeding system is used for caching and conveying oily sludge; the crushing system is used for scattering large oily sludge and conveying the crushed oily sludge to the stirring system; the stirring system is used for fully mixing the crushed oily sludge and the curing agent; the medicament system is used for storing and delivering medicaments; the molding system is used for making the stirred oily sludge into an oval briquette and sending the generated redundant materials back to the stirring system.
2. The oily sludge forming system of claim 1, wherein: the feeding system comprises a raw material bin and a first belt conveyor; the raw material bin is used for temporarily storing oily sludge, and the first belt conveyor is used for conveying the oily sludge in the raw material bin after the oil-containing sludge is properly proportioned to the crushing system; the bottom of the raw material bin is provided with a constant feeder for preventing materials from being accumulated on the first belt conveyor.
3. The oily sludge forming system of claim 1, wherein: the crushing system comprises crushing equipment, a belt conveyor II, a belt conveyor III and a buffer bin; the crushing equipment is used for crushing large oily sludge, the belt conveyor II is used for conveying the crushed oily sludge to the buffer bin, and the belt conveyor III is used for conveying the oily sludge in the buffer bin to the stirring system.
4. The oily sludge forming system of claim 1, wherein: the stirring system comprises coarse stirring equipment, fine stirring equipment and a belt conveyor IV; the coarse stirring equipment is used for fully mixing the crushed oily sludge and the curing agent; the fine stirring equipment is used for further and fully mixing the roughly stirred oily sludge and the curing agent; and the belt conveyor is used for conveying the finely stirred oily sludge to the forming system.
5. The oily sludge forming system of claim 1, wherein: the medicament system comprises a medicament storage tank and a medicament delivery pump; the medicament is a composite film curing agent, is liquid at normal temperature and normal pressure, is temporarily stored in a medicament storage tank, and is conveyed to the stirring system by a medicament conveying pump.
6. The oily sludge forming system of claim 4, wherein: the molding system comprises molding equipment and a material returning belt conveyor; the forming equipment is used for preparing the finely stirred oily sludge into oval blocks with the particle size of 25-75 mm; and the material returning belt conveyor is used for returning redundant materials generated by the forming equipment to the fine stirring equipment for recycling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020465991.1U CN212403888U (en) | 2020-04-02 | 2020-04-02 | Oily sludge forming system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020465991.1U CN212403888U (en) | 2020-04-02 | 2020-04-02 | Oily sludge forming system |
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| CN212403888U true CN212403888U (en) | 2021-01-26 |
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| CN202020465991.1U Active CN212403888U (en) | 2020-04-02 | 2020-04-02 | Oily sludge forming system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453948A (en) * | 2020-04-02 | 2020-07-28 | 北京北控京仪环保科技有限公司 | Oil-containing sludge forming system and method |
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2020
- 2020-04-02 CN CN202020465991.1U patent/CN212403888U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111453948A (en) * | 2020-04-02 | 2020-07-28 | 北京北控京仪环保科技有限公司 | Oil-containing sludge forming system and method |
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