CN215983532U - Concentrated sulfuric acid cooling device - Google Patents
Concentrated sulfuric acid cooling device Download PDFInfo
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- CN215983532U CN215983532U CN202121962876.6U CN202121962876U CN215983532U CN 215983532 U CN215983532 U CN 215983532U CN 202121962876 U CN202121962876 U CN 202121962876U CN 215983532 U CN215983532 U CN 215983532U
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Abstract
The utility model relates to a concentrated sulfuric acid cooling device. The concentrated sulfuric acid cooling device comprises a cooling box, wherein the cooling box comprises a box body, flow baffle plates and supporting plates, a cooling chamber is arranged in the box body, the top of the cooling chamber is provided with an air inlet, the bottom of the cooling chamber is provided with an air outlet, the inner side wall of the box body is provided with a plurality of flow baffle plates, and the middle part of the box body is provided with the supporting plates along the vertical direction; the acid pipe, the acid pipe is followed the flow direction of concentrated sulfuric acid is equipped with into sour section, middle section and goes out sour section, the middle section is the heliciform and sets up in the backup pad, it wears out to advance sour section the cooler bin communicates with the hopper, it wears out to go out sour section the cooler bin, the play sour section of acid pipe is higher than advance sour section. The concentrated sulfuric acid cooling device has the advantage of cooling concentrated sulfuric acid.
Description
Technical Field
The utility model relates to the technical field of sulfuric acid preparation, in particular to a concentrated sulfuric acid cooling device.
Background
Concentrated sulfuric acid is an important chemical raw material, has strong oxidizing property when the concentration is high, and also has dehydrating property, strong corrosivity, difficult volatility, acidity, water absorbability and the like, the physical properties of the concentrated sulfuric acid are viscous at normal temperature, and the fluidity of the concentrated sulfuric acid is improved when the temperature is higher. Concentrated sulfuric acid is widely applied to the fields of chemical fertilizers, pesticides, batteries and the like, and plays a significant role in industrial production. The main method for industrially preparing concentrated sulfuric acid is a contact method, namely roasting pyrite to generate sulfur dioxide, then utilizing the sulfur dioxide to perform catalytic oxidation to generate sulfur trioxide, and finally absorbing the sulfur trioxide to generate the concentrated sulfuric acid.
However, a large amount of heat energy is generated in the process of producing concentrated sulfuric acid, so that the temperature of the concentrated sulfuric acid is high, and the concentrated sulfuric acid must be cooled to prevent the influence on the stability of equipment, so that a cooling device is needed in the production process of preparing the concentrated sulfuric acid, and the concentrated sulfuric acid with high temperature can be cooled.
SUMMERY OF THE UTILITY MODEL
Accordingly, an object of the present invention is to provide a concentrated sulfuric acid cooling apparatus having an advantage of cooling concentrated sulfuric acid.
A concentrated sulfuric acid cooling apparatus comprising:
the cooling box comprises a box body, flow baffle plates and supporting plates, wherein a cooling cavity is arranged in the box body, the top of the cooling cavity is provided with an air inlet, the bottom of the cooling cavity is provided with an air outlet, the inner side wall of the box body is provided with a plurality of flow baffle plates, and the middle part of the box body is provided with the supporting plates along the vertical direction;
the acid pipe, the acid pipe is followed the flow direction of concentrated sulfuric acid is equipped with into sour section, middle section and goes out sour section, the middle section is the heliciform and sets up in the backup pad, it wears out to advance sour section the cooler bin communicates with the hopper, it wears out to go out sour section the cooler bin, the play sour section of acid pipe is higher than advance sour section.
According to the concentrated sulfuric acid cooling device, concentrated sulfuric acid slowly flows from bottom to top in the acid pipe, and is cooled through the contact of the cooling air flow and the acid pipe, so that the acid mist phenomenon caused by the traditional stirring cooling is avoided, and the product quality of the cooled concentrated sulfuric acid is ensured.
Further, the acid outlet section and the acid inlet section are both horizontally arranged. The horizontal arrangement improves the flowing stability of the concentrated sulfuric acid and reduces the generation of acid mist.
Further, the acid tube was made of a stainless steel tube and anode-protected. The acid tube is subjected to anode protection, and the service life is prolonged.
Furthermore, the flow baffle is fixed on the inner side wall of the box body through a hinge, and the direction of the flow baffle is adjusted according to actual needs. The flow baffle plate blocks cooling gas to form turbulent flow, the cooling effect is improved, the direction of the flow baffle plate can be adjusted through the hinged structure, the contact effect of the cooling gas and the acid pipe is enhanced, and the cooling efficiency is improved.
Further, the cooling box also comprises a plurality of fans, and the fans are arranged on the side wall of the box body and face the acid pipes. The fan promotes the flow of cooling gas, improving cooling efficiency.
Further, the fans are arranged in a staggered mode and comprise motors, transmission shafts and blades, the motors are arranged on the outer side walls of the box bodies, one ends of the transmission shafts are connected with the motors, the other ends of the transmission shafts penetrate through the box bodies to enter the cooling chambers, and the blades are arranged on the transmission shafts and are arranged in an annular array. The fan is simple in structure and convenient to maintain.
Further, the device still includes gas circulation mechanism, gas circulation mechanism includes heating panel, cooling pump, first trachea, second trachea and third trachea, be provided with the heat dissipation fin that the aluminum alloy material made on the heating panel, the cooling pump is used for cooling through radiating gas, first trachea intercommunication gas outlet and heating panel, second trachea intercommunication heating panel and cooling pump, third trachea intercommunication cooling pump and air inlet. The gas circulation mechanism can realize the recycling of cooling gas, and avoids environmental pollution.
Further, an air pump is further arranged on the third air pipe and used for pumping cooling gas into the cooling box. The air pump realizes circulation of cooling gas.
Further, the cooling box still includes the breather valve, be equipped with the blow vent on the box, the breather valve is installed the blow vent department to when the atmospheric pressure was greater than the setting value in the permission box, gaseous passing through the blow vent is discharged. The breather valve is used for maintaining the atmospheric pressure in the cooler bin, prevents that atmospheric pressure from too big causing the damage to equipment.
Furthermore, an opening is formed in the side wall of the box body, a cover plate is arranged on the opening in a covering mode, and a sealing ring is installed on the contact surface of the cover plate. The cover plate is convenient for cleaning the interior of the box body and adjusting the flow baffle plate, and the sealing ring can prevent air leakage.
For a better understanding and practice, the utility model is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a structural diagram of a concentrated sulfuric acid cooling device according to the present invention;
FIG. 2 is a cross-sectional view of a concentrated sulfuric acid cooling apparatus according to the present invention;
description of reference numerals: 1. a cooling tank; 11. a box body; 111. a cover plate; 12. a flow baffle plate; 13. a support plate; 14. a fan; 141. a motor; 142. a drive shaft; 143. a blade; 15. a breather valve; 2. acid tube; 21. an acid inlet section; 22. a middle section; 23. an acid outlet section; 3. a gas circulation mechanism; 31. a heat dissipation plate; 32. a cooling pump; 33. a first air pipe; 34. a second air pipe; 35. a third air pipe; 36. an air pump.
Detailed Description
Referring to fig. 1-2, fig. 1 is a structural diagram of a concentrated sulfuric acid cooling device according to the present invention; fig. 2 is a sectional view of the concentrated sulfuric acid cooling device according to the present invention. The utility model discloses a concentrated sulfuric acid cooling device, which comprises: a cooling box 1, an acid pipe 2 and a gas circulating mechanism 3.
The cooling box 1 comprises a box body 11, a flow baffle plate 12, a supporting plate 13, a fan 14 and a breather valve 15. The inside cooling chamber that is equipped with of box 11, its top is seted up the air inlet, and the gas outlet is seted up to the bottom, be provided with a plurality of fender stream boards 12 on the box 11 inside wall. The flow baffle 12 is fixed on the inner side wall of the box body 11 through a hinge, and the direction of the flow baffle 12 is adjusted according to actual needs. A support plate 13 is arranged in the middle of the box body 11 along the vertical direction. The fan 14 is provided on a side wall of the case 11 and faces the acid pipe 2. The fans 14 are arranged in a staggered manner, and each fan includes a motor 141, a transmission shaft 142 and blades 143, the motor 141 is arranged on the outer side wall of the box body 11, one end of the transmission shaft 142 is connected with the motor 141, the other end of the transmission shaft 142 penetrates through the box body 11 and enters the cooling chamber, and the blades 143 are arranged on the transmission shaft 142 and are arranged in an annular array. The box body 11 is provided with a vent hole, and the breather valve 15 is arranged at the vent hole to allow gas to be discharged through the vent hole when the air pressure in the box body 11 is greater than a set value. An opening is formed in the side wall of the box body 11, a cover plate 111 is covered at the opening, and a sealing ring is mounted on a contact surface of the cover plate 111.
The acid pipe 2 is made of a stainless steel pipe and is subjected to anodic protection. The acid pipe 2 is provided with an acid inlet section 21, a middle section 22 and an acid outlet section 23 along the flowing direction of concentrated sulfuric acid, the middle section 22 is spiral and is arranged on the supporting plate 13, the acid inlet section 21 penetrates out of the cooling box 1 to be communicated with the hopper, the acid outlet section 23 penetrates out of the cooling box 1, and the acid outlet section 23 of the acid pipe 2 is higher than the acid inlet section 21. Preferably, the acid outlet section 23 and the acid inlet section 21 are both horizontally arranged.
The working principle of the concentrated sulfuric acid cooling device is as follows.
When the device is used, concentrated sulfuric acid enters the acid pipe from the hopper and flows from bottom to top. Cooling gas enters the cooling box body through the air inlet, forms turbulent flow surrounding the acid pipe under the action of the flow baffle and the fan, takes away heat transferred to the acid pipe by concentrated sulfuric acid, and is discharged from the air outlet. The discharged gas passes through the heat-dissipating plate and the cooling pump, is cooled again and sent to the cooling tank, thereby being recycled. When the cooling box is required to be cleaned or the angle of the flow baffle is adjusted, the cover plate is detached to perform corresponding operation.
The utility model discloses a concentrated sulfuric acid cooling device, wherein concentrated sulfuric acid slowly flows from bottom to top in an acid pipe and is cooled through the contact of cooling air flow and the acid pipe, so that the acid mist phenomenon caused by the traditional stirring cooling is avoided, and the product quality of the cooled concentrated sulfuric acid is ensured. Meanwhile, the self-circulation of cooling gas is realized through the gas circulation mechanism, and the pollution to the environment is avoided.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, to those skilled in the art, changes and modifications may be made without departing from the spirit of the present invention, and it is intended that the present invention encompass such changes and modifications.
Claims (10)
1. A concentrated sulfuric acid cooling device, comprising:
the cooling box comprises a box body, flow baffle plates and supporting plates, wherein a cooling cavity is arranged in the box body, the top of the cooling cavity is provided with an air inlet, the bottom of the cooling cavity is provided with an air outlet, the inner side wall of the box body is provided with a plurality of flow baffle plates, and the middle part of the box body is provided with the supporting plates along the vertical direction;
the acid pipe, the acid pipe is followed the flow direction of concentrated sulfuric acid is equipped with into sour section, middle section and goes out sour section, the middle section is the heliciform and sets up in the backup pad, it wears out to advance sour section the cooler bin communicates with the hopper, it wears out to go out sour section the cooler bin, the play sour section of acid pipe is higher than advance sour section.
2. A concentrated sulfuric acid cooling apparatus according to claim 1, characterized in that: the acid outlet section and the acid inlet section are both horizontally arranged.
3. A concentrated sulfuric acid cooling apparatus according to claim 2, characterized in that: the acid pipe is made of a stainless steel pipe and is subjected to anodic protection.
4. A concentrated sulfuric acid cooling apparatus according to any one of claims 1 to 3, characterized in that: the flow baffle is fixed on the inner side wall of the box body in a hinged mode, and the direction of the flow baffle is adjusted according to actual needs.
5. A concentrated sulfuric acid cooling apparatus according to claim 4, characterized in that: the cooling box also comprises a plurality of fans, and the fans are arranged on the side wall of the box body and face the acid pipes.
6. A concentrated sulfuric acid cooling apparatus according to claim 5, characterized in that: the fans are arranged in a staggered mode and comprise motors, transmission shafts and blades, the motors are arranged on the outer side walls of the box bodies, one ends of the transmission shafts are connected with the motors, the other ends of the transmission shafts penetrate through the box bodies to enter the cooling chambers, and the blades are arranged on the transmission shafts and are arranged in an annular array.
7. A concentrated sulfuric acid cooling apparatus according to claim 5 or 6, characterized in that: the device still includes gas circulation mechanism, gas circulation mechanism includes heating panel, cooling pump, first trachea, second trachea and third trachea, be provided with the heat dissipation fin that the aluminum alloy material made on the heating panel, the cooling pump is used for cooling through radiating gas, first trachea intercommunication gas outlet and heating panel, second trachea intercommunication heating panel and cooling pump, third trachea intercommunication cooling pump and air inlet.
8. A concentrated sulfuric acid cooling apparatus according to claim 7, characterized in that: and the third air pipe is also provided with an air pump, and the air pump is used for pumping cooling gas into the cooling box.
9. A concentrated sulfuric acid cooling apparatus according to claim 8, characterized in that: the cooling box still includes the breather valve, be equipped with the blow vent on the box, the breather valve is installed the blow vent department to when the atmospheric pressure was greater than the setting value in the permission box, gaseous passing through the blow vent is discharged.
10. A concentrated sulfuric acid cooling apparatus according to claim 9, characterized in that: the side wall of the box body is provided with an opening, the opening is covered with a cover plate, and a sealing ring is arranged on the contact surface of the cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121962876.6U CN215983532U (en) | 2021-08-19 | 2021-08-19 | Concentrated sulfuric acid cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121962876.6U CN215983532U (en) | 2021-08-19 | 2021-08-19 | Concentrated sulfuric acid cooling device |
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| Publication Number | Publication Date |
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| CN215983532U true CN215983532U (en) | 2022-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121962876.6U Active CN215983532U (en) | 2021-08-19 | 2021-08-19 | Concentrated sulfuric acid cooling device |
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| CN (1) | CN215983532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518622A (en) * | 2023-07-05 | 2023-08-01 | 山东德浩化学有限公司 | Refrigerating equipment for water suspending agent |
-
2021
- 2021-08-19 CN CN202121962876.6U patent/CN215983532U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116518622A (en) * | 2023-07-05 | 2023-08-01 | 山东德浩化学有限公司 | Refrigerating equipment for water suspending agent |
| CN116518622B (en) * | 2023-07-05 | 2023-09-15 | 山东德浩化学有限公司 | Refrigerating equipment for water suspending agent |
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