CN219984315U - Formaldehyde absorbing and cooling device - Google Patents
Formaldehyde absorbing and cooling device Download PDFInfo
- Publication number
- CN219984315U CN219984315U CN202320635776.5U CN202320635776U CN219984315U CN 219984315 U CN219984315 U CN 219984315U CN 202320635776 U CN202320635776 U CN 202320635776U CN 219984315 U CN219984315 U CN 219984315U
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- CN
- China
- Prior art keywords
- formaldehyde
- cooling device
- cooling
- formaldehyde absorption
- cooling box
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- 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.)
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 138
- 238000001816 cooling Methods 0.000 title claims abstract description 61
- 238000010521 absorption reaction Methods 0.000 claims abstract description 37
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000110 cooling liquid Substances 0.000 claims abstract description 12
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 239000000523 sample Substances 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- 238000005057 refrigeration Methods 0.000 claims description 7
- 230000017525 heat dissipation Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 230000007246 mechanism Effects 0.000 claims description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000002161 passivation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 239000000498 cooling water Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sorption Type Refrigeration Machines (AREA)
Abstract
The utility model provides a formaldehyde absorption cooling device, which comprises a shell and a cooling box arranged in the shell; the cooling box is internally provided with a spiral pipeline, the inlet end of the spiral pipeline is connected with an air inlet of formaldehyde-containing gas, and the inlet end of the spiral pipeline is also connected with a dilute sulfuric acid liquid inlet. The formaldehyde absorption cooling device adopts the cooling box and the spiral pipeline to be integrally arranged, thereby reducing the defect that the temperature of the cooling liquid is not easy to control in the conveying process, and greatly improving the effect of promoting the absorption of formaldehyde by dilute sulfuric acid.
Description
Technical Field
The utility model belongs to the field of environmental monitoring, and particularly relates to a formaldehyde absorption cooling device.
Background
In the environmental monitoring process, formaldehyde concentration in the air is a common analytical index. The formaldehyde concentration is measured and usually an absorption treatment of formaldehyde is required. In the prior art, dilute sulfuric acid is usually adopted for absorption in the formaldehyde absorption treatment process, and the formaldehyde needs to be carried out at a lower temperature to achieve a good effect. In a laboratory, a refrigerator is generally adopted to cool cooling water to 5 ℃, and then the cooling water is conveyed into a quartz glass spiral tube cooling water layer by a water pump, so that the purpose of promoting the formaldehyde to be fully absorbed by dilute sulfuric acid absorption liquid in a water cooling environment at 10 ℃ is achieved. The cooling water obtained by adopting external cold source refrigeration is easily affected by external environment temperature in the pipeline conveying process, the cooling water is difficult to achieve stable low temperature (usually 10 ℃), condensation water drops are easily generated outside the pipeline to wet other parts nearby the pipeline, and if the problems are to be solved, more improvement on the pipeline is needed, so that the conveying cost is increased.
Based on this, it is necessary to provide a formaldehyde absorption cooling device which can provide stable constant temperature conditions, thereby promoting the absorption of formaldehyde by dilute sulfuric acid and improving the efficiency.
Disclosure of Invention
The utility model aims to provide a formaldehyde absorption cooling device, which solves the defects of difficult control of the temperature and poor absorption effect of the formaldehyde absorption device in the prior art.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a formaldehyde absorption cooling device comprises a shell and a cooling box arranged in the shell; the cooling box is internally provided with a spiral pipeline, the inlet end of the spiral pipeline is connected with an air inlet of formaldehyde-containing gas, and the inlet end of the spiral pipeline is also connected with a dilute sulfuric acid liquid inlet.
In the utility model, the spiral pipeline is connected with an air inlet of formaldehyde-containing gas and a dilute sulfuric acid liquid inlet through a three-way joint.
In the utility model, the shell comprises an upper cover plate and a main body.
Further, the cooling box is fixed on the shell, and the spiral pipe is fixed on an upper cover plate of the shell.
In the utility model, the cooling box is provided with a temperature probe which is fixedly connected with the upper cover plate. The temperature probe is arranged to monitor the temperature of the cooling liquid in the cooling box.
In some embodiments of the utility model, a stirring mechanism is also included, the stirring mechanism including a magnet rotation module and a magnet rotor.
Further, the magnet rotating module is fixedly connected to the bottom of the shell, and the magnet rotor is placed at the bottom of the cooling box, so that the magnet rotating module and the magnet rotor are matched to stir cooling liquid in the cooling box.
In some embodiments of the utility model, the material of the helical piping is a stainless steel passivation tube material.
In some embodiments of the utility model, the cooling tank is filled with a cooling liquid.
In the utility model, the formaldehyde absorption cooling device further comprises a refrigeration and heat dissipation module, and the refrigeration and heat dissipation module is fixed outside the shell.
Further, the refrigerating and radiating module adopts a semiconductor refrigerating sheet.
The utility model has the following beneficial effects:
(1) The formaldehyde absorption cooling device adopts the cooling box and the spiral pipeline to be integrally arranged, thereby reducing the defect that the temperature is not easy to control in the process of conveying the cooling liquid and greatly improving the formaldehyde absorption effect.
(2) The stainless steel spiral pipeline is adopted to replace a common quartz glass spiral pipe, so that the strength is higher, and the damage is not easy to damage; the refrigerating and radiating module adopts the semiconductor refrigerating sheet to directly refrigerate the cooling liquid by clinging to the cooling box, so that the influence of the ambient temperature is avoided.
Drawings
The utility model will now be described in further detail with reference to the drawings and to specific examples.
FIG. 1 is a schematic diagram of the overall structure of a formaldehyde absorption cooling device according to the present utility model;
FIG. 2 is a front view of the formaldehyde absorption cooling device of the present utility model;
FIG. 3 is a top view of the formaldehyde absorption cooling device of the present utility model;
FIG. 4 is a bottom view of the formaldehyde absorption chiller of the present utility model;
FIG. 5 is a cross-sectional view A-A of FIG. 2;
the figures are marked as follows: 1. a housing; 2. a cooling box; 3. a helical pipe; 4. a three-way joint; 5. a temperature probe; 6. a refrigeration and heat dissipation module; 7. a magnet rotation module; 8. a magnet rotor; 101. an upper cover plate; 102. a main body.
Detailed Description
The formaldehyde absorption cooling device as shown in fig. 1-2 comprises a shell 1, a cooling box 2, a spiral pipeline 3, a three-way joint 4 and a refrigeration and heat dissipation module 6.
The housing 1 includes an upper cover plate 101 and a main body 102. The cooling box 2 is fixed inside the shell 1, a spiral pipeline 3 made of stainless steel passivation pipe materials is arranged in the cooling box 2, and the spiral pipeline 3 is fixed on an upper cover plate 101 of the shell 1. The inlet end of the spiral pipeline 3 is connected with one joint of the three-way joint 4, and the other two joints of the three-way joint 4 are respectively connected with an air inlet containing formaldehyde gas and a dilute sulfuric acid liquid inlet. Through the three-way joint 4, the formaldehyde-containing gas and the dilute sulfuric acid absorption liquid can be mixed and enter the cooling box 2 inside the spiral pipeline 3 to be filled with cooling liquid, and in the embodiment, the cooling liquid is water. The cooling box 2 is also provided with a temperature probe 5, and the temperature probe 5 is fixedly connected with the upper cover plate 101. The temperature probe 5 is arranged to measure the water temperature in the cooling water tank, so that the temperature of the cooling liquid in the cooling tank 2 is monitored.
In this embodiment, the formaldehyde absorption cooling device further comprises a stirring mechanism and a refrigerating and heat dissipating module 6. The stirring mechanism comprises a magnet rotating module 7 and a magnet rotor 8. Magnet rotary module 7 fixed connection is in casing 1 bottom, and magnet rotor 8 is placed in cooling tank 2 bottom for magnet rotary module 7 and magnet rotor 8 cooperation realize the stirring to the coolant liquid in the cooling tank 2, let the coolant liquid evenly distributed flow in cooling tank 2, and everywhere difference in temperature is littleer, is favorable to the heat exchange. The cooling and radiating module 6 is fixed outside the shell 1, and cooling liquid in the cooling box 2 is cooled through the cooling and radiating module 6.
The formaldehyde absorption cooling device of the utility model gives the spiral pipeline 3 constant temperature (10 ℃) through the cooling water tank, so that formaldehyde is fully absorbed by dilute sulfuric acid absorption liquid at a lower temperature, and the formaldehyde absorption efficiency is greatly improved.
The above-mentioned embodiments of the present utility model are not intended to limit the scope of the present utility model, and the embodiments of the present utility model are not limited thereto, and all kinds of modifications, substitutions or alterations made to the above-mentioned structures of the present utility model according to the above-mentioned general knowledge and conventional means of the art without departing from the basic technical ideas of the present utility model shall fall within the scope of the present utility model.
Claims (10)
1. A formaldehyde absorption cooling device comprises a shell (1) and a cooling box (2) arranged in the shell (1); the cooling box is characterized in that a spiral pipeline (3) is arranged in the cooling box (2), the inlet end of the spiral pipeline (3) is connected with an air inlet of formaldehyde-containing gas, and the inlet end of the spiral pipeline (3) is also connected with a dilute sulfuric acid liquid inlet.
2. The formaldehyde absorption cooling device according to claim 1, wherein the spiral pipeline (3) is connected with a formaldehyde-containing gas inlet and a dilute sulfuric acid inlet through a three-way joint (4).
3. Formaldehyde absorption cooling device according to claim 2, characterized in that the housing (1) comprises an upper cover plate (101) and a main body (102).
4. A formaldehyde absorption cooling device according to claim 3, characterized in that the cooling box (2) is fixed to the housing (1), and the spiral pipe (3) is fixed to the upper cover plate (101) of the housing (1).
5. Formaldehyde absorption cooling device according to any one of claims 1-4, characterized in that the cooling box (2) is provided with a temperature probe (5), which temperature probe (5) is fixedly connected with the upper cover plate (101).
6. The formaldehyde absorption cooling device according to claim 5, further comprising a stirring mechanism comprising a magnet rotation module (7) and a magnet rotor (8).
7. The formaldehyde absorption cooling device according to claim 6, wherein the magnet rotating module (7) is fixedly connected to the bottom of the shell (1), and the magnet rotor (8) is placed at the bottom of the cooling box (2), so that the magnet rotating module (7) and the magnet rotor (8) cooperate to stir cooling liquid in the cooling box (2).
8. Formaldehyde absorption cooling device according to claim 7, characterized in that the material of the spiral pipe (3) is a stainless steel passivation pipe material.
9. Formaldehyde absorption cooling device according to claim 8, characterized in that the cooling tank (2) is filled with a cooling liquid.
10. The formaldehyde absorption cooling device according to claim 9, further comprising a refrigeration heat dissipation module (6), the refrigeration heat dissipation module (6) being fixed outside the housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320635776.5U CN219984315U (en) | 2023-03-27 | 2023-03-27 | Formaldehyde absorbing and cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320635776.5U CN219984315U (en) | 2023-03-27 | 2023-03-27 | Formaldehyde absorbing and cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219984315U true CN219984315U (en) | 2023-11-10 |
Family
ID=88606971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320635776.5U Active CN219984315U (en) | 2023-03-27 | 2023-03-27 | Formaldehyde absorbing and cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219984315U (en) |
-
2023
- 2023-03-27 CN CN202320635776.5U patent/CN219984315U/en active Active
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