CN220817760U - High-salt-content waste water incinerator - Google Patents
High-salt-content waste water incinerator Download PDFInfo
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- CN220817760U CN220817760U CN202322523011.5U CN202322523011U CN220817760U CN 220817760 U CN220817760 U CN 220817760U CN 202322523011 U CN202322523011 U CN 202322523011U CN 220817760 U CN220817760 U CN 220817760U
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- 239000002351 wastewater Substances 0.000 title claims abstract description 45
- 150000003839 salts Chemical class 0.000 claims abstract description 98
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 239000003546 flue gas Substances 0.000 claims description 6
- 238000010304 firing Methods 0.000 claims description 2
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 11
- 238000001816 cooling Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model relates to the technical field of wastewater treatment, in particular to a high-salt-content wastewater incinerator. The high-salt-content wastewater incinerator comprises a vertical cylindrical furnace; the L-shaped horizontal furnace comprises a vertical furnace section and a horizontal furnace section, the bottom of the vertical cylindrical furnace is communicated with the bottom of the vertical furnace section through the horizontal furnace section, and the bottom of the vertical cylindrical furnace is higher than the bottom of the vertical furnace section; the molten salt pool is arranged below the vertical furnace section; a first burner disposed above the vertical cylindrical furnace; the second burner is arranged on the horizontal furnace section, and flame of the second burner passes through the horizontal furnace section; the third burner and the fourth burner are arranged on the vertical furnace section, the flame of the third burner touches the molten salt pool, and the flame of the fourth burner touches the molten salt discharge port. The arrangement of four burners in the high-salt-content wastewater incinerator can enable salt in high-salt wastewater to be converged in a molten salt pond in a molten state and discharged in the molten state; and the inner wall of the furnace can be ensured not to be hung with salt.
Description
Technical Field
The utility model relates to the technical field of wastewater treatment, in particular to a high-salt-content wastewater incinerator.
Background
At present, in the treatment process of high-salt-content wastewater (such as high-salt wastewater or rectification residual liquid generated in the process of producing sodium hydrosulfite), salt cannot be separated efficiently, and the separated salt can hang on walls or even be accumulated in equipment to influence the further use of the equipment; and the separation of the accumulated salt is difficult, thus increasing the cost of treating the high-salt wastewater.
Disclosure of utility model
The present utility model is directed to solving at least one of the technical problems existing in the related art. To this end, the present utility model provides a high salt-containing wastewater incinerator in which four burners are provided so that salt in high salt wastewater is collected in a molten salt pond in a molten state and discharged in a molten state; and the inner walls of the vertical cylindrical furnace and the L-shaped horizontal furnace can be ensured not to be hung with salt.
The present utility model provides a high salt content wastewater incinerator, comprising:
a vertical cylindrical furnace;
the L-shaped horizontal furnace comprises a vertical furnace section and a horizontal furnace section, wherein the bottom of the vertical cylindrical furnace is communicated with the bottom of the vertical furnace section through the horizontal furnace section, and the bottom of the vertical cylindrical furnace is higher than the bottom of the vertical furnace section;
The molten salt pool is arranged below the vertical furnace section, and a molten salt discharge port is arranged at the joint of the vertical furnace section and the molten salt pool;
a first burner disposed above the vertical cylindrical furnace;
A second burner disposed on the horizontal furnace section and proximate to the vertical cylindrical furnace, the flame of the second burner passing through the horizontal furnace section;
The third burner and the fourth burner are arranged on the vertical furnace section, the flame of the third burner touches the molten salt pool, and the flame of the fourth burner touches the molten salt discharge port.
Further, the included angle between the horizontal furnace section and the vertical furnace section is 65-80 degrees.
Further, a discharge baffle is arranged on the outer side of the molten salt discharge port.
Further, the molten salt discharge hole is formed in the side wall of the vertical furnace section at the joint of the vertical furnace section and the molten salt pool.
Further, the molten salt discharge port is arranged close to the horizontal furnace section.
Further, the third burner is arranged on the same side as the molten salt discharging port, the molten salt discharging port is positioned below the third burner,
The third burner and the fourth burner are positioned on two opposite sides of the vertical furnace section.
Further, the furnace wall of the horizontal furnace section near the lower part comprises a vertical section and an inclined section which are connected with each other, the vertical section is connected with the bottom of the vertical cylindrical furnace, the inclined section is connected with the bottom of the vertical furnace section, the second burner is arranged on one side of the vertical section far away from the vertical furnace section, and the inclined angle of the second burner is consistent with that of the inclined section.
Further, the device also comprises a water-cooling chute, wherein the water-cooling chute is connected with the molten salt discharge hole.
Further, the furnace further comprises a high-temperature flue gas outlet, wherein the high-temperature flue gas outlet is arranged at the top of the vertical furnace section.
Further, the high-salt-content wastewater incinerator is a top-fired adiabatic furnace.
The above technical solutions in the embodiments of the present utility model have at least one of the following technical effects:
In the high-salt-content wastewater incinerator, high-salt-content wastewater and auxiliary fuel are immersed into a hearth from a first burner at the top, and salt flows downwards from top to bottom in a molten state; the flame of the second burner passes through the horizontal furnace section, so that the salt can flow from the vertical cylindrical furnace to the horizontal furnace section in a molten state and is converged in the molten salt pond; the flame of the third burner touches the salt melting tank to ensure that the salt in the salt melting tank is always in a molten state; the flame of the fourth burner touches the molten salt discharge port, so that the salt can be further ensured to continuously flow out in a molten state, and the discharge mode is safe, simple and effective; the cooperation of the four burners can ensure that the inner walls of the vertical cylindrical furnace and the L-shaped horizontal furnace are free from salt hanging, and three burners positioned on the L-shaped horizontal furnace can be operated intermittently or for a long time according to the heat value condition of the high-salt-content wastewater so as to reduce the consumption of auxiliary fuel as much as possible.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
Drawings
In order to more clearly illustrate the utility model or the technical solutions of the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the utility model, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a high-salt-content wastewater incinerator provided by the utility model.
FIG. 2 is a cross-sectional view of the high salt wastewater incinerator of FIG. 1 along the AA' direction.
Fig. 3 is a top view of the high-salt-content wastewater incinerator provided by the utility model.
Reference numerals:
1. A vertical cylindrical furnace; 2. an L-shaped horizontal furnace; 21. a vertical furnace section; 22. a horizontal furnace section; 221. a vertical section; 222. an inclined section; 3. a salt melting tank; 4. a molten salt discharge port; 41. a discharging baffle; 5. a first burner; 6. a second burner; 7. a third burner; 8. a fourth burner; 9. a water-cooling chute; 10. and a high-temperature flue gas outlet.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
In the description of the embodiments of the present utility model, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the embodiments of the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model. 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 describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled," "coupled," and "connected" should be construed broadly, and may be either a fixed connection, a removable connection, or an integral connection, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in embodiments of the present utility model will be understood in detail by those of ordinary skill in the art.
In embodiments of the utility model, unless expressly specified and limited otherwise, a first feature "up" or "down" on a second feature may be that the first and second features are in direct contact, or that the first and second features are in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the embodiments of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.
The present utility model provides a high salt-containing wastewater incinerator, referring to fig. 1 to 3, comprising: a vertical cylindrical furnace 1; an L-shaped horizontal furnace 2, wherein the L-shaped horizontal furnace 2 comprises a vertical furnace section 21 and a horizontal furnace section 22, the bottom of the vertical cylindrical furnace 1 is communicated with the bottom of the vertical furnace section 21 through the horizontal furnace section 22, and the bottom of the vertical cylindrical furnace 1 is higher than the bottom of the vertical furnace section 21; the molten salt pond 3 is arranged below the vertical furnace section 21, and a molten salt discharge port 4 is arranged at the joint of the vertical furnace section 21 and the molten salt pond 3; a first burner 5, the first burner 5 being disposed above the vertical cylindrical furnace 1; a second burner 6, said second burner 6 being arranged on said horizontal furnace section 22 and being close to said vertical cylindrical furnace 1, the flame of said second burner 6 passing through said horizontal furnace section 22; a third burner 7 and a fourth burner 8, the third burner 7 and the fourth burner 8 being arranged on the vertical furnace section 21, the flame of the third burner 7 touching the molten salt bath 3, the flame of the fourth burner 8 touching the molten salt discharge opening 4.
It will be appreciated that the bottom of the vertical cylindrical furnace is higher than the bottom of the vertical furnace section, so that the end of the horizontal furnace section connected to the vertical cylindrical furnace is higher than the other end connected to the vertical furnace section, thereby allowing the horizontal furnace section to have a certain inclination.
It should be noted that the flame of the second burner passing through the horizontal furnace section means that the flame of the second burner can enter from one end of the horizontal furnace section close to the vertical cylindrical furnace and exit from one end of the horizontal furnace section close to the vertical furnace section, and the flame can fill the whole horizontal furnace section. The flame of the third burner touching the molten salt pool means that the flame front of the third burner can be in contact with the molten salt pool so that the molten salt pool is in a molten state. The flame of the fourth burner touching the molten salt discharge port means that the flame front of the fourth burner can be in contact with the molten salt discharge port so that the salt at the molten salt discharge port is in a molten state.
In the high-salt-content wastewater incinerator, high-salt-content wastewater and auxiliary fuel are immersed into a hearth from a first burner at the top, and salt flows downwards from top to bottom in a molten state; the flame of the second burner passes through the horizontal furnace section, so that salt can flow from the vertical cylindrical furnace to the horizontal furnace section in a molten state and is converged in the molten salt pond; the flame of the third burner can touch the molten salt pool to ensure that the salt in the molten salt pool is always in a molten state; the flame of the fourth burner can touch the molten salt discharge port, so that the salt can be further ensured to continuously flow out in a molten state, and the discharge mode is safe, simple and effective; the cooperation of the four burners can ensure that the inner walls of the vertical cylindrical furnace and the L-shaped horizontal furnace are free from salt hanging, and three burners positioned on the L-shaped horizontal furnace can be operated intermittently or for a long time according to the heat value condition of the high-salt-content wastewater so as to reduce the consumption of auxiliary fuel as much as possible.
The high-salt wastewater refers to wastewater with a salt content of 30-55wt%, such as high-salt wastewater or rectification residual liquid generated in the process of producing sodium hydrosulfite.
In some embodiments of the present utility model, referring to fig. 1, the included angle α between the horizontal furnace section 22 and the vertical furnace section 21 is 65 to 80 ° (for example, may be 65 °, 70 °, 75 °, 80 °, etc.). Thereby facilitating the flow of molten salt from the vertical cylindrical furnace to the molten salt bath.
In some embodiments of the present utility model, referring to fig. 2, the molten salt discharge port 4 is opened at a side wall of the vertical furnace section 21 at a junction of the vertical furnace section 21 and the molten salt pool 3.
In some embodiments of the utility model, referring to fig. 2, a discharge baffle 41 is provided outside the molten salt discharge port 4. Therefore, the air leakage quantity and the discharging speed can be adjusted by adjusting the opening and closing degree of the discharging baffle plate so as to realize the discharging of the liquid continuous molten salt; and the device can also adapt to different working conditions, and the running stability of the device is enhanced.
In some embodiments of the utility model, the molten salt tap hole is disposed proximate to the horizontal furnace section. In some embodiments of the utility model, referring to fig. 2 and 3, the third burner 7 is disposed on the same side as the molten salt tap 4, and the molten salt tap 4 is located below the third burner 7, and the third burner 7 and the fourth burner 8 are located on opposite sides of the vertical furnace section 21.
In some embodiments of the present utility model, referring to fig. 1, the furnace wall of the horizontal furnace section 22 near the lower portion includes a vertical section 221 and an inclined section 222 connected to each other, the vertical section 221 is connected to the bottom of the vertical cylindrical furnace 1, the inclined section 222 is connected to the bottom of the vertical furnace section 21, the second burner 6 is disposed at a side of the vertical section 221 away from the vertical furnace section 21, and the inclined angle of the second burner 6 coincides with the inclined angle of the inclined section 222. Therefore, the flame of the second burner not only can sweep the bottom of the vertical cylindrical furnace, but also can fill the whole horizontal furnace section, so that molten salt can smoothly flow into a molten salt pool, and the molten salt can be better ensured not to solidify and accumulate or wall hanging in the horizontal furnace section.
In some embodiments of the utility model, referring to fig. 2, the high salt content wastewater incinerator further comprises a water-cooled chute 9, said water-cooled chute 9 being connected to said molten salt discharge port 4.
In some embodiments of the utility model, referring to fig. 1, the high salt content wastewater incinerator further comprises a high temperature flue gas outlet 10, said high temperature flue gas outlet 10 being arranged at the top of said vertical furnace section 21.
In some embodiments of the utility model, the high salinity wastewater incinerator is a top firing adiabatic furnace.
In some embodiments of the utility model, 3 burners are arranged on the L-shaped horizontal furnace for removing wall-hanging salt of the furnace and maintaining the temperature of the molten salt pond. By optimizing the installation position and the angle of the burner, the inner wall of the high-salt-content waste water incinerator is ensured not to be hung with salt, and the molten salt in the molten salt pond is ensured not to be solidified. According to the heat value of the high-salt wastewater, 3 burners on the L-shaped horizontal furnace can be operated intermittently or for a long time. The high-salt-content wastewater incinerator adopts a liquid continuous molten salt discharging mode, and an adjustable discharging baffle is arranged at a discharging port and is used for adjusting the air leakage quantity and the discharging speed; the molten salt is discharged from the high-salt-content waste water incinerator through the water cooling chute, and the discharging mode is safe, simple and effective.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; 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 technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (10)
1. A high salinity wastewater incinerator, comprising:
a vertical cylindrical furnace;
the L-shaped horizontal furnace comprises a vertical furnace section and a horizontal furnace section, wherein the bottom of the vertical cylindrical furnace is communicated with the bottom of the vertical furnace section through the horizontal furnace section, and the bottom of the vertical cylindrical furnace is higher than the bottom of the vertical furnace section;
The molten salt pool is arranged below the vertical furnace section, and a molten salt discharge port is arranged at the joint of the vertical furnace section and the molten salt pool;
a first burner disposed above the vertical cylindrical furnace;
A second burner disposed on the horizontal furnace section and proximate to the vertical cylindrical furnace, the flame of the second burner passing through the horizontal furnace section;
The third burner and the fourth burner are arranged on the vertical furnace section, the flame of the third burner touches the molten salt pool, and the flame of the fourth burner touches the molten salt discharge port.
2. The high salinity wastewater incinerator according to claim 1, wherein an included angle between the horizontal furnace section and the vertical furnace section is 65-80 degrees.
3. The high salinity wastewater incinerator according to claim 1, wherein a discharge baffle is arranged outside the molten salt discharge port.
4. A high salinity wastewater incinerator according to any one of claims 1-3 and characterized in that a molten salt discharge port is formed in the side wall of the vertical furnace section at the joint of the vertical furnace section and the molten salt pool.
5. The high salinity wastewater incinerator according to claim 4, wherein the molten salt discharge port is arranged close to the horizontal furnace section.
6. The high salt content wastewater incinerator according to claim 5, wherein the third burner is arranged on the same side as the molten salt discharge port, and the molten salt discharge port is positioned below the third burner,
The third burner and the fourth burner are positioned on two opposite sides of the vertical furnace section.
7. The high salt content wastewater incinerator according to claim 6, wherein the furnace wall of the horizontal furnace section near the lower portion comprises a vertical section and an inclined section which are connected with each other, the vertical section is connected with the bottom of the vertical cylindrical furnace, the inclined section is connected with the bottom of the vertical furnace section, the second burner is arranged on one side of the vertical section far from the vertical furnace section, and the inclined angle of the second burner is consistent with the inclined angle of the inclined section.
8. The high salinity wastewater incinerator of claim 1, further comprising a water-cooled chute connected to the molten salt discharge outlet.
9. The high salinity wastewater incinerator according to claim 1, further comprising a high temperature flue gas outlet disposed at the top of the vertical furnace section.
10. The high salinity wastewater incinerator according to claim 1, wherein the high salinity wastewater incinerator is a top firing adiabatic furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322523011.5U CN220817760U (en) | 2023-09-18 | 2023-09-18 | High-salt-content waste water incinerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322523011.5U CN220817760U (en) | 2023-09-18 | 2023-09-18 | High-salt-content waste water incinerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220817760U true CN220817760U (en) | 2024-04-19 |
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ID=90713993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322523011.5U Active CN220817760U (en) | 2023-09-18 | 2023-09-18 | High-salt-content waste water incinerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220817760U (en) |
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2023
- 2023-09-18 CN CN202322523011.5U patent/CN220817760U/en active Active
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