CN220707353U - Device for treating chemical waste salt - Google Patents
Device for treating chemical waste salt Download PDFInfo
- Publication number
- CN220707353U CN220707353U CN202322138513.6U CN202322138513U CN220707353U CN 220707353 U CN220707353 U CN 220707353U CN 202322138513 U CN202322138513 U CN 202322138513U CN 220707353 U CN220707353 U CN 220707353U
- Authority
- CN
- China
- Prior art keywords
- furnace body
- chemical waste
- waste salt
- treating chemical
- inlet pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 150000003839 salts Chemical class 0.000 title claims abstract description 35
- 239000002894 chemical waste Substances 0.000 title claims description 23
- 239000000463 material Substances 0.000 claims abstract description 24
- 239000000446 fuel Substances 0.000 claims abstract description 16
- 239000000126 substance Substances 0.000 claims abstract description 5
- 239000002699 waste material Substances 0.000 claims abstract 2
- 238000001816 cooling Methods 0.000 claims description 12
- 239000011449 brick Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 abstract description 9
- 238000007254 oxidation reaction Methods 0.000 abstract description 9
- 208000026438 poor feeding Diseases 0.000 abstract description 3
- 230000008878 coupling Effects 0.000 abstract 2
- 238000010168 coupling process Methods 0.000 abstract 2
- 238000005859 coupling reaction Methods 0.000 abstract 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000003763 carbonization Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000001953 recrystallisation Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The utility model provides a handle chemical industry salt waste's device, relates to chemical industry device technical field, including the furnace body, the upper end rigid coupling of furnace body has the material lock fill of its inner chamber of intercommunication, is equipped with upper valve and lower valve from top to bottom side by side in the material lock fill, and upper valve and lower valve are opened in turn, and the relative outer wall that the furnace body is close to the lower tip is gone up the rigid coupling respectively and is had air inlet tube and fuel inlet tube that extend to its inner chamber. The utility model solves the problems of incomplete oxidation of organic matters, poor feeding tightness and uncontrolled peculiar smell in the use of the device in the prior art.
Description
Technical Field
The utility model relates to the technical field of chemical devices, in particular to a device for treating chemical waste salt.
Background
The device for using the chemical waste salt to the ionic membrane caustic soda is a main trend of the current chemical waste salt disposal. However, the chemical waste salt contains a small amount of organic matters, so that the chemical waste salt cannot be directly used for the ionic membrane caustic soda, and the organic matters in the chemical waste salt need to be thoroughly removed by a certain method, so that the refined salt meeting the use quality requirement of the ionic membrane caustic soda is obtained.
The current method for removing organic matters mainly comprises the following steps: rotary kiln method, hot air oxidation method, and high temperature melting method. However, the hot air oxidation method by the rotary kiln method is limited by the melting point of the chemical waste salt, and if the temperature is too high, the chemical waste salt is sticky, so that the normal operation of the device is affected. In addition, chemical waste salt exists in a crystal form, organic matters wrapped in the crystal cannot be removed effectively in the two modes, the organic matters cannot be removed thoroughly, the chemical waste salt can be used as a product after being subjected to advanced treatment, such as recrystallization, however, a large amount of energy is consumed for advanced treatment, such as recrystallization (one ton of salt is dissolved in 4 tons of water, then activated carbon is added to adsorb the organic matters therein, and then the solid salt is obtained through evaporation. The conventional equipment of the high-temperature melting method comprises a horseshoe kiln, a constant flame furnace and the like, and the furnace body is deeper due to the deep pool of a melting pool, oxygen on the surface of liquid cannot be effectively transferred to liquid materials at the bottom, so that organic matters in chemical waste salt at the bottom of the melting furnace cannot be effectively contacted with the oxygen to carry out carbonization reaction, namely, the organic matters are converted into inorganic carbon and deposited at the bottom of the melting furnace, and as more and more accumulation occurs, the furnace has to be stopped for cleaning, so that the production is seriously influenced, and more importantly, the service life of the melting furnace is influenced.
The prior art discloses a CN 214664470U's patent, including the furnace body, the burning torch that extends to below the material liquid level has been arranged to the slope on the oven of furnace body, and feed channel has been seted up at the furnace body top, still is equipped with the discharge channel on the oven that the furnace body is close to the bottom, and the top of furnace body still is equipped with smoke evacuation channel. The utility model solves the problems that part of materials in the device in the prior art do not have flowing state, and the effective residence time of the materials is influenced finally, thereby influencing the quality of products; substances such as dust and the like can be gradually deposited at the bottom of the reactor, and the furnace is shut down and cleaned with the increase of the accumulation amount; and the furnace shutdown not only affects the production continuity, but also has more important problems that the starting and stopping process is extremely easy to affect the service life of the melting furnace.
The device, along with the use, also gradually exposes the defects of the technology, and mainly shows the following aspects:
when the existing chemical waste salt treatment device is used, the problems of incomplete oxidation of organic matters, poor feeding tightness and uncontrolled peculiar smell exist.
In summary, it is clear that the prior art has inconvenience and defects in practical use, so that improvement is needed.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model provides a device for treating chemical waste salt, which is used for solving the problems of incomplete oxidation of organic matters, poor feeding tightness and uncontrolled peculiar smell in the use of the device in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the device for treating chemical waste salt comprises a furnace body, wherein the upper end part of the furnace body is fixedly connected with a material lock hopper communicated with the inner cavity of the furnace body, an upper valve and a lower valve are arranged in parallel from top to bottom in the material lock hopper, the upper valve and the lower valve are alternately opened,
the air inlet pipe and the fuel inlet pipe which extend to the inner cavity of the furnace body are fixedly connected to the opposite outer walls of the furnace body, which are close to the lower end part, respectively.
As an optimized scheme, the lower end part of the furnace body is fixedly connected with a cooling chamber communicated with the inner cavity of the furnace body.
As an optimized scheme, an auxiliary burner is arranged at the inlet of the cooling chamber.
As an optimized scheme, a discharge hole is arranged at the lower end part of the cooling chamber.
As an optimized scheme, the inner wall of the furnace body is coated with a refractory brick layer.
As an optimized scheme, the outer wall of the furnace body, which is close to the upper end part, is fixedly connected with a tail gas outlet pipe which is communicated with the inner cavity of the furnace body.
As an optimized scheme, the inclination angle of the air inlet pipe and the fuel inlet pipe with the horizontal plane is 30-60 degrees.
Compared with the prior art, the utility model has the beneficial effects that:
the air inlet pipe and the fuel inlet pipe not only provide oxidant and fuel, but also have an important role of strengthening oxidation, so that the removal efficiency of organic matters can be effectively improved, the residence time is shortened, the equipment investment and the occupied area are reduced, and the running cost is reduced;
the material locking hopper is designed, when materials are added, the upper valve is opened, the lower valve is closed, after the materials are added, the upper valve is closed, the lower valve is opened, the real airtight feeding is realized, and the diffusion of peculiar smell is effectively controlled;
air (oxygen) and fuel (natural gas or heavy oil) enter the furnace body through the lower part of the liquid discharging furnace, so that the purpose of forced mixing of materials is achieved while the oxidation effect is provided, and the problem that carbonization reaction occurs due to insufficient contact between oxygen and organic matters in the materials is solved;
the salt of the treated organic matter flows into a quenching chamber, is quenched by water to form solid refined salt, and is discharged through a lower discharge hole;
if the solid refined salt is blocked by the poor flow of the temperature, the heat can be supplemented by the lower auxiliary fuel device to keep the salt discharging port smooth.
Drawings
In order to more clearly illustrate the embodiments of the present utility model 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. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of a front view of the present utility model;
in the figure: 1-a furnace body; 2-refractory bricks; 3-a material locking hopper; 4-upper valve; 5-a lower valve; 6-a tail gas outlet pipe; 7-auxiliary burner; 8-a cooling chamber; 9, a discharge hole; 10-air inlet pipe; 11-fuel inlet pipe.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
As shown in figure 1, the device for treating chemical waste salt comprises a furnace body 1, a material lock hopper 3 communicated with the inner cavity of the furnace body 1 is fixedly connected at the upper end part of the furnace body 1, an upper valve 4 and a lower valve 5 are arranged in parallel from top to bottom in the material lock hopper 3, the upper valve 4 and the lower valve 5 are alternately opened,
the opposite outer walls of the furnace body 1 near the lower end are fixedly connected with an air inlet pipe 10 and a fuel inlet pipe 11 which extend to the inner cavity of the furnace body.
The lower end part of the furnace body 1 is fixedly connected with a cooling chamber 8 communicated with the inner cavity of the furnace body. The cooling chamber cools the material inside by means of water quenching, for example, a water pipe extends into the cooling chamber, and cooling water is introduced to cool the material.
The entrance of the cooling chamber 8 is provided with an auxiliary burner 7, which is a liquid burner, also called a submerged burner, and is not described in detail herein because the specific structure is common in daily life and is not an innovation of the present solution.
The lower end of the cooling chamber 8 is provided with a discharge port 9.
The inner wall of the furnace body 1 is coated with a refractory brick 2 layer.
The outer wall of the furnace body 1 near the upper end is fixedly connected with a tail gas outlet pipe 6 communicated with the inner cavity of the furnace body.
The air inlet pipe 10 and the fuel inlet pipe 11 are inclined at an angle of 30-60 deg. to the horizontal plane.
The working principle of the device is as follows:
the air inlet pipe 10 and the fuel inlet pipe 11 not only provide oxidant and fuel, but also have an important role of strengthening oxidation, so that the removal efficiency of organic matters can be effectively improved, the residence time is shortened, the equipment investment and the occupied area are reduced, and the running cost is reduced;
the material locking hopper 3 is designed, when materials are added, the upper valve 4 is opened, the lower valve 5 is closed, after the materials are added, the upper valve 4 is closed, the lower valve 5 is opened, the real airtight feeding is realized, and the diffusion of peculiar smell is effectively controlled;
air (oxygen) and fuel (natural gas or heavy oil) enter the furnace body 1 through the lower part of the liquid discharging furnace, so that the purpose of forced mixing of materials is achieved while oxidation is provided, and the problem that carbonization reaction occurs due to insufficient contact between oxygen and organic matters in the materials is solved;
the salt of the treated organic matter flows into a quenching chamber, is quenched by water to form solid refined salt, and is discharged through a lower discharge hole 9;
if the solid refined salt is blocked at the discharge port due to low temperature and unsmooth flow, the heat can be supplemented by the lower auxiliary fuel device to keep the discharge port smooth.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model, and are intended to be included within the scope of the appended claims and description.
Claims (7)
1. Handle device of chemical industry salt waste, its characterized in that: comprises a furnace body (1), wherein the upper end part of the furnace body (1) is fixedly connected with a material lock hopper (3) communicated with the inner cavity of the furnace body, an upper valve (4) and a lower valve (5) are arranged in parallel from top to bottom in the material lock hopper (3), the upper valve (4) and the lower valve (5) are alternately opened,
the air inlet pipe (10) and the fuel inlet pipe (11) which extend to the inner cavity of the furnace body (1) are fixedly connected to the opposite outer walls of the furnace body (1) close to the lower end part respectively.
2. The apparatus for treating chemical waste salt according to claim 1, wherein: the lower end part of the furnace body (1) is fixedly connected with a cooling chamber (8) communicated with the inner cavity of the furnace body.
3. The apparatus for treating chemical waste salt according to claim 2, wherein: an auxiliary burner (7) is arranged at the inlet of the cooling chamber (8).
4. The apparatus for treating chemical waste salt according to claim 2, wherein: the lower end part of the cooling chamber (8) is provided with a discharge hole (9).
5. The apparatus for treating chemical waste salt according to claim 1, wherein: the inner wall of the furnace body (1) is coated with a refractory brick (2) layer.
6. The apparatus for treating chemical waste salt according to claim 1, wherein: the outer wall of the furnace body (1) close to the upper end part is fixedly connected with a tail gas outlet pipe (6) communicated with the inner cavity of the furnace body.
7. The apparatus for treating chemical waste salt according to claim 1, wherein: the inclination angle of the air inlet pipe (10) and the fuel inlet pipe (11) with the horizontal plane is 30-60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322138513.6U CN220707353U (en) | 2023-08-10 | 2023-08-10 | Device for treating chemical waste salt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322138513.6U CN220707353U (en) | 2023-08-10 | 2023-08-10 | Device for treating chemical waste salt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220707353U true CN220707353U (en) | 2024-04-02 |
Family
ID=90435749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322138513.6U Active CN220707353U (en) | 2023-08-10 | 2023-08-10 | Device for treating chemical waste salt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220707353U (en) |
-
2023
- 2023-08-10 CN CN202322138513.6U patent/CN220707353U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109469910B (en) | Continuous overflow deslagging plasma melting furnace and application | |
| CN106402896A (en) | Waste incineration fly ash plasma melting treatment system | |
| WO2012065327A1 (en) | Continuous lead smelting device and continuous lead smelting method | |
| CN110470139B (en) | Fly ash plasma melting device and method for heating from below liquid level of molten pool | |
| CN106006799B (en) | Method and device for carbonizing printing and dyeing intermediate production wastewater by superheated steam | |
| CN106563690A (en) | Fly ash plasma smelting furnace based on plasma arc technology | |
| CN207811301U (en) | A kind of high-salt wastewater burning desalting system | |
| CN104925758B (en) | Method for continually preparing sodium sulfide by use of vertical reverberatory furnace and vertical reverberatory furnace for continual preparation of sodium sulfide | |
| JP2000192050A (en) | Discharge port structure of carbonization oven | |
| KR20210023678A (en) | Novel organic solid waste pyrolysis gasifier | |
| CN220707353U (en) | Device for treating chemical waste salt | |
| CN113124411B (en) | Fluorine-containing hazardous waste treatment process | |
| CN110127628B (en) | Industrial production equipment and process for sodium sulfide in tank furnace | |
| CN216947078U (en) | Short-flow thermal state steel slag treatment system | |
| CN201254462Y (en) | Apparatus for preparing effluent purification processing material | |
| KR100311904B1 (en) | Method and system for incinerating garbage by high temperature thermal decomposition action of gas amplified plasma | |
| CN204752205U (en) | Vertical pair of furnace reverberatory furnace of preparation vulcanized sodium | |
| CN210176459U (en) | Tank furnace type sodium sulfide industrial production equipment | |
| CN114656169A (en) | Preheating tower for calcium oxide production | |
| CN112591767B (en) | Method for treating chemical waste salt by high-temperature melting | |
| CN204757648U (en) | Prepare vertical reverberatory furnace of water -cooling of vulcanized sodium in succession | |
| CN210891671U (en) | Novel secondary combustion chamber with plasma structure and melting structure | |
| CN101306814B (en) | Method for preparing sewage purification treatment material and device | |
| CN114110620A (en) | Corrosion-resistant process for hazardous waste incineration device | |
| CN112696686A (en) | Organic solid waste gasification incineration system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |