CN209952785U - Concentrated sulfuric acid diluting device with heat energy recovery function - Google Patents
Concentrated sulfuric acid diluting device with heat energy recovery function Download PDFInfo
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- CN209952785U CN209952785U CN201920201690.5U CN201920201690U CN209952785U CN 209952785 U CN209952785 U CN 209952785U CN 201920201690 U CN201920201690 U CN 201920201690U CN 209952785 U CN209952785 U CN 209952785U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
A concentrated sulfuric acid diluting device with a heat energy recovery function comprises a dilute water storage tank, a concentrated sulfuric acid storage tank, a diluting tank and a dilute sulfuric acid storage tank; the dilution water storage tank and the concentrated sulfuric acid storage tank are respectively communicated with the top of the dilution tank through a water inlet pipe and an acid inlet pipe, so that the dilution water in the dilution water storage tank and the concentrated sulfuric acid in the concentrated sulfuric acid storage tank are mixed in the dilution tank; the bottom of the dilution tank is communicated with a dilute sulfuric acid storage tank through an acid outlet pipe; a dilution cooling layer is sleeved on the side wall of the dilution tank; the water inlet end of the dilution cooling layer is communicated with a water supply port of the water pool through a water supply pipe; the water outlet end of the dilution cooling layer is communicated with a water return port of the water pool through a water return pipe; and the water return pipe is connected with a circulating water pump and a heat energy power generation device in series. The device can well reduce the temperature in the concentrated sulfuric acid diluting process, and simultaneously, the heat energy generated in the diluting process is recycled.
Description
Technical Field
The utility model relates to a sulfuric acid manufacturing equipment, in particular to a concentrated sulfuric acid diluting device with a heat energy recovery function.
Background
Sulfuric acid is an important chemical product and is applied to various aspects of life; the concentration of the industrial sulfuric acid is 93-98% concentrated sulfuric acid at present. In order to apply sulfuric acid to different applications, it is therefore necessary to dilute concentrated sulfuric acid to dilute sulfuric acid of different concentrations. The existing method for preparing dilute sulfuric acid is to directly mix and dilute sulfuric acid with concentration and water to low concentration so as to obtain the dilute sulfuric acid meeting the requirements. But the equipment is easy to damage due to a large amount of heat released in the process of diluting concentrated sulfuric acid. The existing equipment cannot well reduce the temperature in the process of diluting concentrated sulfuric acid. Meanwhile, the heat energy in the dilution process cannot be recycled.
Disclosure of Invention
The utility model aims to provide a: to the problem that exists, provide a concentrated sulfuric acid diluting device with heat recovery function, the device can fine reduce the temperature in the concentrated sulfuric acid diluting process, the heat energy that produces in the recycle diluting process simultaneously.
The utility model adopts the technical scheme as follows:
a concentrated sulfuric acid diluting device with a heat energy recovery function comprises a dilute water storage tank, a concentrated sulfuric acid storage tank, a diluting tank and a dilute sulfuric acid storage tank; the dilution water storage tank and the concentrated sulfuric acid storage tank are respectively communicated with the top of the dilution tank through a water inlet pipe and an acid inlet pipe, so that the dilution water in the dilution water storage tank and the concentrated sulfuric acid in the concentrated sulfuric acid storage tank are mixed in the dilution tank; the bottom of the dilution tank is communicated with a dilute sulfuric acid storage tank through an acid outlet pipe; a dilution cooling layer is sleeved on the side wall of the dilution tank; the water inlet end of the dilution cooling layer is communicated with a water supply port of the water pool through a water supply pipe; the water outlet end of the dilution cooling layer is communicated with a water return port of the water pool through a water return pipe; and the water return pipe is connected with a circulating water pump and a heat energy power generation device in series.
Further, the thermal power generation device comprises a semiconductor thermoelectric module; the semiconductor thermoelectric module is sleeved on the water return pipe, the hot end of the semiconductor thermoelectric module is in contact with the wall of the water return pipe, the semiconductor thermoelectric module is sleeved with a cooling layer, and the cold end of the semiconductor thermoelectric module is in contact with the cooling layer; the semiconductor thermoelectric module sends electric energy to the electric storage device through a wire.
Furthermore, cooling water is arranged in the cooling layer.
Furthermore, a voltage adjusting circuit is connected in series between the semiconductor thermoelectric module and the electric storage device, and the voltage adjusting circuit is used for increasing or decreasing the voltage output by the semiconductor thermoelectric module.
Furthermore, the electricity storage device is connected with the circulating water pump through a lead to supply power to the circulating water pump.
Further, the diluted cooling layer is a heat exchange coil pipe sleeved on the side wall of the dilution tank, and the water inlet end of the heat exchange coil pipe is communicated with the water inlet of the water pool through a water supply pipe; the water outlet end of the heat exchange coil is communicated with the water return port of the water tank through a water return pipe.
Furthermore, helical blades are arranged in the heat exchange coil and/or the water return pipe, and extend along the extending direction of the helical heat exchange coil and/or the water return pipe, so that cooling water in the helical heat exchange coil flows spirally.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses a dilute the temperature that the cooling layer can be fine reduction concentrated sulfuric acid dilutes the in-process, simultaneously, dilute the cooling layer heat absorption back, dilute the cooling water in the cooling layer and heated, this heat energy can be used for generating electricity, effectively utilizes the heat energy of the dilute in-process of sulfuric acid, avoids the energy waste.
Drawings
FIG. 1 is an overall view of the present invention;
fig. 2 is a positional relationship diagram of the return pipe, the semiconductor thermoelectric module, and the cooling layer.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A concentrated sulfuric acid diluting device with a heat energy recovery function comprises a dilute water storage tank 1, a concentrated sulfuric acid storage tank 2, a diluting tank 3 and a dilute sulfuric acid storage tank 9; the dilution water storage tank 1 and the concentrated sulfuric acid storage tank 2 are respectively communicated with the top of the dilution tank 3 through a water inlet pipe and an acid inlet pipe, so that the dilution water in the dilution water storage tank 1 and the concentrated sulfuric acid in the concentrated sulfuric acid storage tank 2 are mixed in the dilution tank 3; the bottom of the dilution tank 3 is communicated with a dilute sulfuric acid storage tank 9 through an acid outlet pipe; a dilution cooling layer 10 is sleeved on the side wall of the dilution tank 3; the water inlet end of the dilution cooling layer 10 is communicated with a water supply port of the water pool 4 through a water supply pipe; the water outlet end of the dilution cooling layer 10 is communicated with the water return port of the water pool 4 through a water return pipe 11; and the water return pipe 11 is connected with a circulating water pump 8 and a thermal power generation device 5 in series.
The thermal power generation device 5 includes a semiconductor thermoelectric module 12; the semiconductor thermoelectric module 12 is sleeved on the water return pipe 11, the hot end of the semiconductor thermoelectric module 12 is in contact with the wall of the water return pipe 11, a cooling layer 13 is sleeved outside the semiconductor thermoelectric module 12, and the cold end of the semiconductor thermoelectric module 12 is in contact with the cooling layer 13; the semiconductor thermoelectric module 12 sends electric energy to the electric storage device 7 through a wire.
Cooling water is filled in the cooling layer 13.
A voltage adjusting circuit 6 is connected in series between the semiconductor thermoelectric module 12 and the electric storage device 7, and the voltage adjusting circuit 6 is used for increasing or decreasing the voltage output by the semiconductor thermoelectric module 12.
And the electricity storage device 7 is connected with the circulating water pump 8 through a lead and supplies power to the circulating water pump 8.
The diluted cooling layer 10 is a heat exchange coil pipe sleeved on the side wall of the dilution tank 3, and the water inlet end of the heat exchange coil pipe is communicated with the water inlet of the water pool 4 through a water supply pipe; the water outlet end of the heat exchange coil is communicated with the water return port of the water tank 4 through a water return pipe 11.
And spiral blades are arranged in the heat exchange coil and/or the water return pipe 11 and extend along the extension direction of the spiral heat exchange coil and/or the water return pipe 11, so that cooling water in the spiral heat exchange coil flows spirally.
The working principle of the utility model is as follows:
the concentrated sulfuric acid and the dilution water are diluted in the dilution pipe to generate a large amount of heat, and the heat is absorbed by the water in the dilution cooling layer 10, thereby reducing the temperature during the dilution process. Meanwhile, the heated cooling water is pumped out from the dilution cooling layer 10 through the circulating water pump 8, when the hot water passes through the water return pipe 11, the temperature difference occurs at the two ends of the semiconductor thermoelectric module 12, and when the temperature difference between the hot end and the cold end of the semiconductor thermoelectric module 12 is larger, the voltage generated by the semiconductor is larger. Thereby converting the heat energy in the water into electric energy to be sent to the electric storage device 7. Meanwhile, the electric shock device can also supply power to the circulating water pump 8. Because the spiral blades are arranged in the heat exchange coil and/or the water return pipe 11, the flow path of cooling water in the spiral heat exchange coil and/or the water return pipe 11 is prolonged, the cooling water can conveniently and fully absorb heat energy generated during dilution, the hot end of the semiconductor thermoelectric module 12 can conveniently and fully absorb heat energy in water, and the refrigeration and power generation effects are enhanced.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a concentrated sulfuric acid diluting device with heat recovery function which characterized in that: the device comprises a dilute water storage tank (1), a concentrated sulfuric acid storage tank (2), a dilution tank (3) and a dilute sulfuric acid storage tank (9); the dilution water storage tank (1) and the concentrated sulfuric acid storage tank (2) are respectively communicated with the top of the dilution tank (3) through a water inlet pipe and an acid inlet pipe, so that dilution water in the dilution water storage tank (1) and concentrated sulfuric acid in the concentrated sulfuric acid storage tank (2) are mixed in the dilution tank (3); the bottom of the dilution tank (3) is communicated with a dilute sulfuric acid storage tank (9) through an acid outlet pipe; a dilution cooling layer (10) is sleeved on the side wall of the dilution tank (3); the water inlet end of the dilution cooling layer (10) is communicated with a water supply port of the water pool (4) through a water supply pipe; the water outlet end of the dilution cooling layer (10) is communicated with a water return port of the water pool (4) through a water return pipe (11); and the water return pipe (11) is connected with a circulating water pump (8) and a thermal power generation device (5) in series.
2. The concentrated sulfuric acid diluting device with heat energy recovery function according to claim 1, characterized in that: the thermal power generation device (5) comprises a semiconductor thermoelectric module (12); the semiconductor thermoelectric module (12) is sleeved on the water return pipe (11), the hot end of the semiconductor thermoelectric module (12) is in contact with the wall of the water return pipe (11), a cooling layer (13) is sleeved outside the semiconductor thermoelectric module (12), and the cold end of the semiconductor thermoelectric module (12) is in contact with the cooling layer (13); the semiconductor thermoelectric module (12) transmits electrical energy to the electrical storage device (7) via a wire.
3. The concentrated sulfuric acid diluting device with heat energy recovery function according to claim 2, characterized in that: and cooling water is arranged in the cooling layer (13).
4. The concentrated sulfuric acid diluting device with heat energy recovery function according to claim 2, characterized in that: a voltage adjusting circuit (6) is connected in series between the semiconductor thermoelectric module (12) and the electric storage device (7), and the voltage adjusting circuit (6) is used for increasing or decreasing the voltage output by the semiconductor thermoelectric module (12).
5. The concentrated sulfuric acid diluting device with heat energy recovery function according to claim 3 or 4, characterized in that: the electricity storage device (7) is connected with the circulating water pump (8) through a lead and supplies power to the circulating water pump (8).
6. The concentrated sulfuric acid diluting device with heat energy recovery function according to claim 1, characterized in that: the diluted cooling layer (10) is a heat exchange coil pipe sleeved on the side wall of the dilution tank (3), and the water inlet end of the heat exchange coil pipe is communicated with the water inlet of the water pool (4) through a water supply pipe; the water outlet end of the heat exchange coil is communicated with the water return port of the water pool (4) through a water return pipe (11).
7. The concentrated sulfuric acid diluting device with heat energy recovery function according to claim 6, characterized in that: and spiral blades are arranged in the heat exchange coil and/or the water return pipe (11), and extend along the extension direction of the spiral heat exchange coil and/or the water return pipe (11) to enable cooling water in the spiral heat exchange coil to flow spirally.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920201690.5U CN209952785U (en) | 2019-02-15 | 2019-02-15 | Concentrated sulfuric acid diluting device with heat energy recovery function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920201690.5U CN209952785U (en) | 2019-02-15 | 2019-02-15 | Concentrated sulfuric acid diluting device with heat energy recovery function |
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| CN209952785U true CN209952785U (en) | 2020-01-17 |
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| CN201920201690.5U Active CN209952785U (en) | 2019-02-15 | 2019-02-15 | Concentrated sulfuric acid diluting device with heat energy recovery function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537788A (en) * | 2020-12-10 | 2021-03-23 | 商南金石工贸有限公司 | Process and equipment for preparing magnesium sulfate and white carbon black by using forsterite tailings |
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2019
- 2019-02-15 CN CN201920201690.5U patent/CN209952785U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112537788A (en) * | 2020-12-10 | 2021-03-23 | 商南金石工贸有限公司 | Process and equipment for preparing magnesium sulfate and white carbon black by using forsterite tailings |
| CN112537788B (en) * | 2020-12-10 | 2021-08-31 | 商南金石工贸有限公司 | Process and equipment for preparing magnesium sulfate and white carbon black by using forsterite tailings |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20221214 Address after: 617064 vanadium and Titanium Industrial Park, East District, Panzhihua City, Sichuan Province Patentee after: SICHUAN DONGLI TECHNOLOGY Co.,Ltd. Address before: 617200 Yakou Town, Miyi County, Panzhihua City, Sichuan Province Patentee before: Miyi Anning Biotechnology Co.,Ltd. |
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| TR01 | Transfer of patent right |