CN216426765U - Ozone preparation system - Google Patents
Ozone preparation system Download PDFInfo
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- CN216426765U CN216426765U CN202122624852.6U CN202122624852U CN216426765U CN 216426765 U CN216426765 U CN 216426765U CN 202122624852 U CN202122624852 U CN 202122624852U CN 216426765 U CN216426765 U CN 216426765U
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Abstract
The utility model discloses an ozone preparation system, which comprises a liquid oxygen storage tank, a vaporizer and an ozone generator, wherein a liquid outlet of the liquid oxygen storage tank is communicated with a liquid oxygen inlet of the vaporizer through a first pipeline, and an oxygen outlet of the vaporizer is communicated with an air inlet of the ozone generator through a second pipeline; the vaporizer comprises an upper support frame, a lower support frame and a plurality of fin heat exchange tubes arranged between the upper support frame and the lower support frame, the ends of the fin heat exchange tubes are communicated through connecting tubes, square connecting rings are further arranged between adjacent fin heat exchange tubes, and end angles of the connecting rings are respectively connected with the fin heat exchange tubes. The heat generated by the ozone generator is fully utilized to heat the vaporizer, so that the heat supply of the vaporizer is ensured, and the energy consumption of heating equipment is reduced; meanwhile, the cooling water temperature after the heat absorption treatment of the vaporizer can meet the requirement of entering the ozone generator without further cooling, thereby further reducing the energy consumption.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to an ozone preparation system.
Background
Ozone has strong oxidation effect and is widely applied to wastewater treatment. Because ozone is unstable and is easily decomposed into oxygen, the ozone needs to be prepared on site when in use. The sewage treatment plant has larger ozone consumption, generally adopts the high-voltage discharge principle to prepare ozone in the ozone generator, generates a large amount of heat in the preparation process, needs circulating cooling water to bring the generated heat out of the equipment, otherwise influences the efficiency of the ozone generator and increases the direct operation cost. The temperature of the cooling water entering the ozone generator is less than 32 ℃, and in order to ensure the water temperature index (especially in high temperature in summer), an external circulation water chilling unit is generally required to be additionally arranged to reduce the water temperature of external circulation. The ozone generator generally adopts a liquid oxygen source, and liquid oxygen is vaporized by a vaporizer and then is sent to the ozone generator to prepare ozone. In the prior art, in order to ensure that the vaporizer can absorb enough heat, corresponding heating equipment needs to be additionally arranged to increase the peripheral temperature of the vaporizer, so that the energy consumption is increased. Whether the heat generated by the ozone generator can be reasonably utilized on the vaporizer is a technical problem worth thinking in the field.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide an ozone preparation system which makes full use of the heat generated by an ozone generator to heat a vaporizer, ensures the heat supply of the vaporizer and reduces the energy consumption of heating equipment; meanwhile, the cooling water temperature after the heat absorption treatment of the vaporizer can meet the requirement of entering the ozone generator without further cooling, thereby further reducing the energy consumption.
In order to solve the above problem, the utility model discloses the technical scheme who adopts as follows:
an ozone preparation system comprises a liquid oxygen storage tank, a vaporizer and an ozone generator, wherein a liquid outlet of the liquid oxygen storage tank is communicated with a liquid oxygen inlet of the vaporizer through a first pipeline, and an oxygen outlet of the vaporizer is communicated with an air inlet of the ozone generator through a second pipeline; the vaporizer includes upper bracket, under bracing frame and sets up a plurality of fin heat exchange tubes between upper bracket and under bracing frame, the connecting pipe intercommunication is passed through to the tip of fin heat exchange tube, still sets up the go-between of square between the adjacent fin heat exchange tube, the end angle of go-between is connected with each fin heat exchange tube respectively, wear to be equipped with hot exchange tube in the connecting ring, hot exchange tube's bottom water inlet and ozone generator's cooling water export are through the third pipeline intercommunication, and the top delivery port passes through the fourth pipeline intercommunication with ozone generator's cooling water import.
Preferably, the finned heat exchange tube comprises a central tube and fins uniformly arranged on the central tube along the circumferential direction of the central tube.
Preferably, the heat exchange tube comprises a tube body and a heat insulation layer coated outside the tube body, and the thickness of the heat insulation layer is gradually reduced along the direction from the liquid oxygen inlet of the vaporizer to the oxygen outlet.
Preferably, the pipe body is uniformly provided with radiating fins along the circumferential direction of the pipe body.
Preferably, the vaporizer further comprises two water distribution bins, the bottom water inlet and the top water outlet of the heat exchange tube are respectively communicated with the two water distribution bins, and the bottom water inlet and the top water outlet of the heat exchange tube are respectively communicated with the cooling water outlet and the cooling water inlet of the ozone generator through the two water distribution bins.
Preferably, the device also comprises a heat exchange pool communicated with a fourth pipeline between the vaporizer and the ozone generator, and a sinking elbow immersed into the heat exchange pool is arranged on the first pipeline.
Preferably, the fourth pipeline is communicated with a first pump body, and the first pump body is positioned between the heat exchange pool and the ozone generator.
Preferably, the first pump body is further communicated with a fifth pipeline.
Preferably, the third pipeline is communicated with a second pump body.
Preferably, the third pipeline and the fourth pipeline are coated with heat insulation materials.
Compared with the prior art, the beneficial effects of the utility model reside in that: in the utility model, the redundant heat generated by the ozone generator is taken out by the cooling water after the heat exchange in the ozone generator, enters from the bottom water inlet of the heat exchange tube through the third pipeline, completes the heat conduction exchange between the fin heat exchange tubes, and after the heat exchange, the temperature in the heat exchange tube is reduced to meet the requirement of the water inlet temperature of the cooling water in the ozone generator, and the cooling water after temperature reduction enters the ozone generator from the top water outlet of the heat exchange tube through the fourth pipeline and the cooling water inlet of the ozone generator, thereby completing the heat recycling; the heat generated by the ozone generator is fully utilized to heat the vaporizer, so that the heat supply of the vaporizer is ensured, and the energy consumption of heating equipment is reduced; meanwhile, the cooling water temperature after the heat absorption treatment of the vaporizer can meet the requirement of entering the ozone generator without further cooling, thereby further reducing the energy consumption.
Drawings
FIG. 1 is a schematic structural view of an ozone production system according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view of the vaporizer of FIG. 1;
FIG. 3 is a transverse cross-sectional view of the vaporizer of FIG. 2;
wherein, 1 is a liquid oxygen storage tank, 2 is a vaporizer, 21 is an upper support frame, 22 is a lower support frame, 23 is a finned heat exchange tube, 24 is a connecting tube, 25 is a connecting ring, 26 is a heat exchange tube, 261 is a tube body, 262 is a heat preservation layer, 263 is a radiating fin, 27 is a water diversion bin, 3 is an ozone generator, 4 is a first pump body, 5 is a second pump body, 6 is a heat exchange pool, 71 is a first pipeline, 72 is a second pipeline, 73 is a third pipeline, 74 is a fourth pipeline, and 75 is a fifth pipeline.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-3, in order to provide an ozone preparation system in the preferred embodiment of the present invention, the ozone preparation system comprises a liquid oxygen storage tank 1, a vaporizer 2 and an ozone generator 3, wherein a liquid outlet of the liquid oxygen storage tank 1 is communicated with a liquid oxygen inlet of the vaporizer 2 through a first pipeline 71, and an oxygen outlet of the vaporizer 2 is communicated with an air inlet of the ozone generator 3 through a second pipeline 72; the vaporizer 2 comprises an upper support frame 21, a lower support frame 22 and a plurality of fin heat exchange tubes 23 arranged between the upper support frame 21 and the lower support frame 22, the end portions of the fin heat exchange tubes 23 are communicated through connecting tubes 24, square connecting rings 25 are further arranged between adjacent fin heat exchange tubes 23, end corners of the connecting rings 25 are respectively connected with the fin heat exchange tubes 23 which are close to the periphery, heat exchange tubes 26 penetrate through the connecting rings 24, a bottom water inlet of each heat exchange tube 26 is communicated with a cooling water outlet of the ozone generator 3 through a third pipeline 73, and a top water outlet is communicated with a cooling water inlet of the ozone generator 3 through a fourth pipeline 4. In the utility model, the redundant heat generated at the ozone generator 3 is taken out by the cooling water after the heat exchange in the ozone generator 3, enters from the water inlet at the bottom end of the heat exchange tube 26 through the third pipeline 73, and completes the heat conduction exchange between the fin heat exchange tubes 23, after the heat exchange, the temperature in the heat exchange tube 26 is reduced to meet the water inlet temperature requirement of the cooling water in the ozone generator 3, and the cooling water after temperature reduction enters the ozone generator 3 from the cooling water inlet of the ozone generator 3 through the water outlet at the top end of the heat exchange tube 26 and the fourth pipeline 74, thereby completing the heat recycling; the heat generated by the ozone generator 3 is fully utilized to heat the vaporizer 2, so that the heat supply of the vaporizer 2 is ensured, and the energy consumption of heating equipment is reduced; meanwhile, the cooling water temperature after the heat absorption treatment of the vaporizer 2 can meet the requirement of entering the ozone generator 3 without further cooling, thereby further reducing the energy consumption.
Specifically, the finned heat exchange tubes 23 comprise a central tube 231 and fins 232 evenly arranged on the central tube 231 along the circumferential direction of the central tube 231, and end angles of the connecting ring 25 are respectively connected with the fins 232 adjacent to the finned heat exchange tubes 23, so that the stability of connection between the finned heat exchangers is ensured.
Specifically, the heat exchange tube 26 includes a tube body 261 and an insulating layer 262 covering the tube body 261, and the insulating layer 262 can effectively prevent the cooling water entering the vaporizer for heat exchange from freezing in the heat exchange tube 26 due to too fast temperature reduction. Along the direction from the liquid oxygen inlet of the vaporizer 2 to the oxygen outlet, the temperature in the finned heat exchange tube 23 gradually rises, the thickness of the heat insulation layer 262 can be gradually reduced, and the heat exchange amount is increased.
Specifically, in order to prevent freezing in the tube body 261, the heat exchange tubes 26 do not directly contact the fins 232, but in order to secure the heat dissipation amount of the heat exchange tubes 26, the tube body 261 is provided with fins 263 uniformly along the circumferential direction of the tube body 261.
Specifically, in order to ensure the uniformity of the distribution of the cooling water, the vaporizer 2 further comprises two water bins 27, the bottom water inlet and the top water outlet of the heat exchange tube 26 are respectively communicated with the two water bins 27, and the bottom water inlet and the top water outlet of the heat exchange tube 26 are respectively communicated with the cooling water outlet and the cooling water inlet of the ozone generator through the two water bins 27.
Specifically, in order to fully utilize the heat of the cooling water in the heat exchange tube 26 and improve the vaporization efficiency of the liquid oxygen, the system further comprises a heat exchange tank 6 communicated with a fourth pipeline 74 between the vaporizer 2 and the ozone generator 3, and a sunken elbow 711 immersed in the heat exchange tank 6 is arranged on the first pipeline 71. The liquid oxygen is preheated at the sinking elbow 711, which is more conducive to later vaporization.
Specifically, in order to ensure the supply of the cooling water of the ozone generator 3, the fourth pipeline 74 is communicated with the first pump body 4, and the first pump body 4 is positioned between the heat exchange pool 6 and the ozone generator 3. Of course, the first pump body may also be a pump with a cooling function, and when the temperature of the cooling water after heat exchange does not meet the requirement of entering the ozone generator 3, the cooling water in the fourth pipeline 74 may be cooled, so as to ensure the normal use of the inside of the ozone generator 3. Specifically, in order to supplement the cooling water, the first pump body 4 is further communicated with a fifth pipeline 75 communicated with an external water source.
Specifically, in order to ensure the supply of cooling water to the heat exchange tubes 26, the second pump body 5 is connected to the third pipe 73.
Specifically, in order to reduce heat exchange with the outside during the transportation of the cooling water, the third pipe 73 and the fourth pipe 74 are coated with a heat insulating material.
In the utility model, the redundant heat generated at the ozone generator 3 is taken out by the cooling water after the heat exchange in the ozone generator 3, enters from the water inlet at the bottom end of the heat exchange tube 26 through the third pipeline 73, and completes the heat conduction exchange between the fin heat exchange tubes 23, after the heat exchange, the temperature in the heat exchange tube 26 is reduced to meet the water inlet temperature requirement of the cooling water in the ozone generator 3, and the cooling water after temperature reduction enters the ozone generator 3 from the cooling water inlet of the ozone generator 3 through the water outlet at the top end of the heat exchange tube 26 and the fourth pipeline 74, thereby completing the heat recycling; the heat generated by the ozone generator 3 is fully utilized to heat the vaporizer 2, so that the heat supply of the vaporizer 2 is ensured, and the energy consumption of heating equipment is reduced; meanwhile, the cooling water temperature after the heat absorption treatment of the vaporizer 2 can meet the requirement of entering the ozone generator 3 without further cooling, thereby further reducing the energy consumption.
Various other modifications and changes may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such modifications and changes are intended to fall within the scope of the claims.
Claims (10)
1. An ozone preparation system is characterized by comprising a liquid oxygen storage tank, a vaporizer and an ozone generator, wherein a liquid outlet of the liquid oxygen storage tank is communicated with a liquid oxygen inlet of the vaporizer through a first pipeline, and an oxygen outlet of the vaporizer is communicated with an air inlet of the ozone generator through a second pipeline; the vaporizer includes upper bracket, under bracing frame and sets up a plurality of fin heat exchange tubes between upper bracket and under bracing frame, the connecting pipe intercommunication is passed through to the tip of fin heat exchange tube, still sets up the go-between of square between the adjacent fin heat exchange tube, the end angle of go-between is connected with each fin heat exchange tube respectively, wear to be equipped with hot exchange tube in the connecting ring, hot exchange tube's bottom water inlet and ozone generator's cooling water export are through the third pipeline intercommunication, and the top delivery port passes through the fourth pipeline intercommunication with ozone generator's cooling water import.
2. The ozone production system of claim 1, wherein the finned heat exchange tube comprises a center tube and fins uniformly arranged on the center tube in a circumferential direction of the center tube.
3. The ozone production system of claim 1, wherein the heat exchange tube comprises a tube body and an insulating layer coated outside the tube body, and the thickness of the insulating layer gradually decreases along a direction from the liquid oxygen inlet to the oxygen outlet of the vaporizer.
4. The ozone production system of claim 3, wherein the tube body has fins uniformly arranged along a circumferential direction of the tube body.
5. The ozone production system of claim 1, wherein the vaporizer further comprises two water compartments, the bottom water inlet and the top water outlet of the heat exchange tube are respectively in communication with the two water compartments, and the bottom water inlet and the top water outlet of the heat exchange tube are respectively in communication with the cooling water outlet and the cooling water inlet of the ozone generator through the two water compartments.
6. The ozone generation system of claim 1, further comprising a heat exchange tank in communication with a fourth conduit between the vaporizer and the ozone generator, the first conduit having a submerged elbow immersed in the heat exchange tank.
7. The ozone generation system of claim 6, wherein the fourth conduit is in communication with a first pump, the first pump being positioned between the heat exchange cell and the ozone generator.
8. The ozone production system of claim 7, wherein the first pump body is further connected to a fifth conduit.
9. The ozone production system of claim 1, wherein the third conduit is in communication with a second pump.
10. The ozone generation system of any one of claims 1-9, wherein the third conduit and the fourth conduit are coated with an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122624852.6U CN216426765U (en) | 2021-10-29 | 2021-10-29 | Ozone preparation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122624852.6U CN216426765U (en) | 2021-10-29 | 2021-10-29 | Ozone preparation system |
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| CN216426765U true CN216426765U (en) | 2022-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122624852.6U Active CN216426765U (en) | 2021-10-29 | 2021-10-29 | Ozone preparation system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744831A (en) * | 2022-10-31 | 2023-03-07 | 利华益维远化学股份有限公司 | Heat exchange ozone generator system and method |
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2021
- 2021-10-29 CN CN202122624852.6U patent/CN216426765U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115744831A (en) * | 2022-10-31 | 2023-03-07 | 利华益维远化学股份有限公司 | Heat exchange ozone generator system and method |
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