CN215916497U - Quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid - Google Patents
Quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid Download PDFInfo
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- CN215916497U CN215916497U CN202122594731.1U CN202122594731U CN215916497U CN 215916497 U CN215916497 U CN 215916497U CN 202122594731 U CN202122594731 U CN 202122594731U CN 215916497 U CN215916497 U CN 215916497U
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Abstract
The utility model discloses a sulfuric acid, nitric acid and hydrochloric acid quartz glass purification device which comprises a high-position bottle, a preheater, a heater, a rectification column, a cooler and a cooling coil, wherein the high-position bottle is communicated with the preheater through a tetrafluoride pipe, the preheater is communicated with the cooling coil through a tetrafluoride pipe, the rectification column is communicated with the cooler through a tetrafluoride pipe, and the preheater is respectively communicated with the heater and the cooling coil through the tetrafluoride pipe. According to the utility model, quartz glass is adopted as a material through the preheater, the heater, the rectifying column, the cooler and the cooling coil, the quartz glass is a good acid-resistant material, and can resist the corrosion of sulfuric acid, hydrochloric acid, nitric acid, aqua regia and the like except hydrofluoric acid and hot phosphoric acid with the temperature of above 300 ℃, and the quartz glass is researched and developed into a device for heating, evaporating, cooling and absorbing the sulfuric acid, the hydrochloric acid and the nitric acid, conveying and storing pipelines, and is used for purifying and concentrating the sulfuric acid, the hydrochloric acid and the nitric acid.
Description
Technical Field
The utility model relates to the field of chemical equipment, in particular to quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid.
Background
Separation and purification means separating impurities from a mixture to improve the purity of the mixture. The separation and purification as an important chemical method not only has important function in chemical research, but also has very important function in chemical production. Chemical reagents are used in many important chemical researches, and the low purity of the chemical reagents can easily influence the result of chemical reactions, so that a plurality of manufacturers can purify the chemical reagents before production.
The existing sulfuric acid, hydrochloric acid and nitric acid purifying equipment, such as high-silicon cast iron, tantalum, graphite, enamel and other materials, has poor acid resistance, short service life, is not suitable for high-temperature environment with the temperature of more than 200 ℃, and has high manufacturing cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide the quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid, which has the advantages of long service life, high economic benefit, energy conservation and environmental protection.
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to a sulfuric acid, nitric acid and hydrochloric acid quartz glass purification device which comprises a high-position bottle, a preheater, a heater, a rectifying column, a cooler and a cooling coil, wherein the high-position bottle is communicated with the preheater through a tetrafluoride tube, the preheater is communicated with the cooling coil through a tetrafluoride tube, the quartz coil is arranged on the outer side of the cooling coil, the rectifying column is arranged at the upper end of the preheater and is communicated with the cooler through a tetrafluoride tube, the preheater is respectively communicated with the heater and the cooling coil through a tetrafluoride tube, the upper part of the heater is provided with a top end, filler is arranged inside the top end, a bumping ball is arranged at the lower end of the top end, the heating coil is arranged inside the heater, the lower part of the heater is provided with a waste acid precipitation part, one side of the end part of the heater is provided with a residue discharge valve, and the preheater, the heater, the quartz coil and the cooling coil are arranged on the outer side of the cooling coil, The rectification column and the cooler are both fixed on a steel frame, a base is arranged at the bottom end of the steel frame, and an acid receiving groove is formed in the outer side of the base.
As a preferable technical scheme of the utility model, the heater and the rectification column are internally provided with fillers, and the fillers can be replaced by the stabs.
As a preferable technical scheme of the utility model, the cooling coil is composed of a steel frame and a quartz coil, and the quartz coil surrounds the outer side of the steel frame and is fixedly connected with the steel frame.
As a preferable technical scheme of the utility model, the preheater and the cooler are provided with heat exchange surfaces, and the heat exchange surfaces are spherical or straight.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, quartz glass is adopted as a material through a preheater, a heater, a rectifying column, a cooler and a cooling coil, the quartz glass is a good acid-resistant material, except hydrofluoric acid and hot phosphoric acid with the temperature of above 300 ℃, the quartz glass can resist corrosion of sulfuric acid, hydrochloric acid, nitric acid, aqua regia and the like, the chemical stability of the quartz glass is 30 times that of acid-resistant ceramic and 150 times that of nickel-chromium alloy and ceramic, the quartz glass is high-temperature resistant, thermal shock resistant, very small in thermal expansion coefficient, very high in heat resistance, the frequent use temperature is 1100-1200 ℃, the short-term use temperature can reach 1400 ℃, the quartz glass is developed and designed into a device for purifying and concentrating sulfuric acid, hydrochloric acid and nitric acid, cooling and absorbing, and conveying and storing through pipelines, the device is used for purifying and concentrating sulfuric acid, hydrochloric acid and nitric acid, and the device can also be used for recycling waste acid, and has long service life, high economic benefits, energy conservation and environmental protection.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a heater;
FIG. 3 is a schematic view of a partial structure of a preheater;
FIG. 4 is a partial schematic view of the cooler;
FIG. 5 is a schematic view of a portion of a cooling coil;
in the figure: 1. a high-level bottle; 2. a preheater; 3. a heater; 31. a top end; 32. a filler; 33. bumping balls; 34. a heating coil; 35. a waste acid precipitation part; 36. a slag discharge valve; 4. a rectifying column; 5. a cooler; 6. a cooling coil; 7. a steel frame; 8. an acid receiving tank; 9. a base; 10. a quartz coil.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Wherein like reference numerals refer to like parts throughout.
In addition, if a detailed description of the known art is not necessary to show the features of the present invention, it is omitted. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
Example 1
As shown in fig. 1-5, the utility model provides a sulfuric acid, nitric acid, hydrochloric acid quartz glass purification apparatus, comprising a high-level bottle 1, a preheater 2, a heater 3, a rectifying column 4, a cooler 5 and a cooling coil 6, wherein the high-level bottle 1 is communicated with the preheater 2 through a tetrafluoride tube, the preheater 2 is communicated with the cooling coil 6 through a tetrafluoride tube, the quartz coil 10 is arranged outside the cooling coil 6, the rectifying column 4 is arranged at the upper end of the preheater 2, the rectifying column 4 is communicated with the cooler 5 through a tetrafluoride tube, the preheater 2 is respectively communicated with the heater 3 and the cooling coil 6 through a tetrafluoride tube, the upper part of the heater 3 is provided with a top end 31, the inside of the top end 31 is provided with a filler 32, the lower end of the top end 31 is provided with a bumping ball 33, the inside of the heater 3 is provided with a heating coil 34, the lower part of the heater 3 is provided with a waste acid precipitation part 35, one side of the end of the heater 3 is provided with a residue discharge valve 36, the preheater 2, the heater 3, the rectifying column 4 and the cooler 5 are all fixed on a steel frame 7, a base 9 is arranged at the bottom end of the steel frame 7, and an acid receiving groove 8 is arranged on the outer side of the base 9.
Further, the heater 3 and the rectification column 4 are both internally provided with packing 32, and the packing 32 can be replaced by stabs.
The cooling coil 6 is composed of a steel frame 7 and a quartz coil 10, the quartz coil 10 surrounds the outer side of the steel frame 7 and is fixedly connected with the steel frame 7, and the position of the quartz coil 10 is stabilized through the steel frame 7.
The preheater 2 and the cooler 3 are provided with heat exchange surfaces which are spherical or straight.
Specifically, in the using process, raw material acid enters an acid inlet main pipe from a high-level bottle 1, then is heated by the inner layer of a preheater 2 from the acid inlet main pipe and then is distributed into each heater 3, then is heated by a heating coil 34, a heating source is an electric furnace wire, acid liquor is boiled until the diameter of an bumping ball 33 is enlarged and diffused to prevent bumping of a tower, evaporated products rise to the upper part of the preheater 2 from the heater 3 through the bumping ball 33 to a top end 31, light components are separated from the upper part of a rectifying column 4, heavy components are cooled by a filler 32 in the rectifying column 4 and are subjected to heat exchange with the inner layer acid inlet through the outer layer of the preheater 2 to cool and obtain finished products, the finished products enter a finished product main pipe and are cooled to a finished product storage tank to be put in storage through a cooling coil 6, waste acid is discharged into an acid receiving tank 8 through a slag discharge valve 36 at the lower part of the heater 3, tail gas from the light components to a tail gas absorption device, and the improved equipment is made of quartz glass, the quartz glass is a good acid-resistant material, except hydrofluoric acid and hot phosphoric acid with the temperature of more than 300 ℃, the quartz glass can resist the corrosion of sulfuric acid, hydrochloric acid, nitric acid, aqua regia and the like, has the chemical stability of 30 times that of acid-resistant ceramic and 150 times that of nickel-chromium alloy and ceramic, is high-temperature resistant and thermal shock resistant, has a very small thermal expansion coefficient, has very high heat resistance, is usually used at the temperature of 1100-1200 ℃, can reach 1400 ℃ in a short term, solves the problem of severe corrosion in the purification process of sulfuric acid, hydrochloric acid and nitric acid, solves the loss of purification equipment in a high-temperature environment, greatly reduces the equipment cost of enterprises, and creates great economic value.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a sulphuric acid, nitric acid, hydrochloric acid quartz glass purification equipment, includes high-order bottle (1), pre-heater (2), heater (3), rectifying column (4), cooler (5) and cooling coil (6), its characterized in that, high-order bottle (1) communicates with pre-heater (2) through the tetrafluoro pipe, pre-heater (2) communicate with cooling coil (6) through the tetrafluoro pipe, the outside of cooling coil (6) is provided with quartz coil (10), the upper end of pre-heater (2) is provided with rectifying column (4), rectifying column (4) communicate with cooler (5) through the tetrafluoro pipe, pre-heater (2) communicate with heater (3) and cooling coil (6) respectively through the tetrafluoro pipe, the upper portion of heater (3) is provided with top (31), the inside of top (31) is provided with filler (32), the lower extreme of top (31) is provided with bumping ball (33), the inside of heater (3) is provided with heating coil (34), the lower part of heater (3) is provided with useless acid sedimentation portion (35), tip one side of heater (3) is provided with slag valve (36), pre-heater (2), heater (3), rectifying column (4) and cooler (5) are all fixed on steelframe (7), the bottom of steelframe (7) is provided with base (9), the outside of base (9) is provided with connects acid vat (8).
2. A purification apparatus for sulfuric acid, nitric acid and hydrochloric acid quartz glass according to claim 1, characterized in that the heaters (3) and the rectification column (4) are provided with packing (32) inside, and the packing (32) can be replaced by stabbing.
3. A purification apparatus for quartz glass of sulfuric acid, nitric acid and hydrochloric acid according to claim 1, characterized in that the cooling coil (6) is composed of a steel frame (7) and a quartz coil (10), and the quartz coil (10) is surrounded on the outer side of the steel frame (7) and is fixedly connected with the steel frame (7).
4. A purification apparatus for sulfuric acid, nitric acid and hydrochloric acid silica glass according to claim 1, characterized in that said preheater (2) and cooler (5) are provided with heat exchange surfaces, and the heat exchange surfaces are spherical or straight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122594731.1U CN215916497U (en) | 2021-10-27 | 2021-10-27 | Quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122594731.1U CN215916497U (en) | 2021-10-27 | 2021-10-27 | Quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215916497U true CN215916497U (en) | 2022-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122594731.1U Active CN215916497U (en) | 2021-10-27 | 2021-10-27 | Quartz glass purification equipment for sulfuric acid, nitric acid and hydrochloric acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215916497U (en) |
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2021
- 2021-10-27 CN CN202122594731.1U patent/CN215916497U/en active Active
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