CN220270184U - Heat energy recovery system applied to grease refining and decoloring working section - Google Patents
Heat energy recovery system applied to grease refining and decoloring working section Download PDFInfo
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- CN220270184U CN220270184U CN202320393168.8U CN202320393168U CN220270184U CN 220270184 U CN220270184 U CN 220270184U CN 202320393168 U CN202320393168 U CN 202320393168U CN 220270184 U CN220270184 U CN 220270184U
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- pipeline
- hot water
- conveying pipeline
- heat energy
- steam
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- 239000004519 grease Substances 0.000 title claims abstract description 16
- 238000007670 refining Methods 0.000 title claims abstract description 15
- 238000011084 recovery Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 141
- 238000010992 reflux Methods 0.000 claims abstract description 15
- 238000004140 cleaning Methods 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 11
- 238000011010 flushing procedure Methods 0.000 claims description 9
- 238000004321 preservation Methods 0.000 claims description 2
- 238000004042 decolorization Methods 0.000 claims 6
- 230000003020 moisturizing effect Effects 0.000 claims 3
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000001502 supplementing effect Effects 0.000 description 10
- 238000005457 optimization Methods 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Abstract
The utility model relates to a heat energy recovery system applied to a grease refining and decoloring working section, which comprises a steam conveying pipeline and a finished oil conveying pipeline, wherein the steam conveying pipeline and the finished oil conveying pipeline comprise a water tank, a hot water conveying pipeline connected with the water tank, and a first conveying pipeline and a second conveying pipeline which respectively form a circulation loop with the water tank. According to the utility model, the first conveying pipeline and the first reflux pump circularly convey water to one inner tank body, the second conveying pipeline and the second reflux pump circularly convey water to the other inner tank body, and the heat energy of steam and the heat energy of finished oil are respectively recovered and independently operated, so that the device is more convenient, the heat energy loss of the two hot water produced by temperature difference can be reduced, the heat energy is fully recovered, the hot water with different temperatures is fully utilized, and the hot water obtained after heat exchange is conveyed to an external hot water tank through the hot water conveying pipeline and the hot water pump, so that the consumption of heating steam of the hot water tank is reduced, and the production cost is reduced.
Description
Technical Field
The utility model belongs to the technical field of heat energy recovery equipment for grease processing, and particularly relates to a heat energy recovery system applied to a grease refining and decoloring working section.
Background
In the process of grease refining and decoloring working section, a large amount of heat energy remains in the finished oil and the waste steam discharged by cake blowing, meanwhile, a large amount of water loss is generated when the hot water tank heats and generates steam, in the prior art, hot water obtained by commonly recovering the heat energy of the waste steam and the finished oil is mixed together, the water temperature supplemented by the hot water tank is lower, the following problems are caused by the measures, firstly, the hot water obtained by heat exchange of the finished oil and the waste steam is mixed together, the heat energy waste is generated again due to the existence of temperature difference, the heat energy cannot be fully recovered, the recovered heat energy is less, the temperature of the obtained hot water is lower, secondly, the energy consumed by the hot water with lower temperature supplemented by the heating of the hot water tank is more, the heating time is long, and the steam generating efficiency is low.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, hot water obtained by heat exchange of finished oil and waste steam is mixed together in the grease refining and decoloring working section, heat energy waste is generated again due to temperature difference, heat energy cannot be fully recycled, the recycled heat energy is less, the temperature of the obtained hot water is lower, more energy is consumed by heating the hot water with lower temperature by a hot water tank, the heating time is long, and the efficiency of generating steam is low.
The utility model realizes the above purpose through the following technical scheme:
the utility model provides a be applied to heat recovery system of grease refining decoloration workshop section, includes steam delivery pipeline and finished oil delivery pipeline, including water pitcher, the hot water delivery pipeline that is connected with the water pitcher, form circulation loop's first delivery pipeline and second delivery pipeline with the water pitcher respectively, be equipped with first backwash pump on the first delivery pipeline, be equipped with the second backwash pump on the second delivery pipeline, be equipped with the hot-water pump on the hot water delivery pipeline, be equipped with on the steam delivery pipeline and be used for carrying out heat exchange's first plate heat exchanger with first delivery pipeline, be equipped with on the finished oil delivery pipeline and be used for with the second plate heat exchanger of second delivery pipeline heat exchange, be equipped with the inline pipeline on the steam delivery pipeline, be equipped with valve assembly on steam delivery pipeline, finished oil delivery pipeline, first delivery pipeline, second delivery pipeline, hot water delivery pipeline and the inline pipeline, first plate heat exchanger input output is equipped with differential pressure sensor, be equipped with cleaning assembly on the steam delivery pipeline.
As a further optimization scheme of the utility model, the valve assembly comprises three pneumatic ball valves which are respectively arranged at the output end of the hot water pump, the first conveying pipeline and positioned between the first plate heat exchanger and the first reflux pump, the second conveying pipeline and positioned between the second plate heat exchanger and the second reflux pump, two first valves which are respectively arranged at the input end and the output end of the first plate heat exchanger and positioned on the steam conveying pipeline, two straight-line valves which are respectively arranged on the straight-line pipeline, and two second valves which are respectively arranged on the finished oil conveying pipeline and positioned at the input end and the output end of the second plate heat exchanger, wherein the two first valves are respectively positioned between the input end and the output end of the straight-line pipeline.
As a further optimization scheme of the utility model, the water tank comprises an outer tank body, two inner tank bodies arranged in the outer tank body, a supporting plate arranged at the bottom of the inner tank body and connected with the inner wall of the outer tank body, an insulating layer arranged on the inner wall of the outer tank body and supporting legs for supporting the outer tank body.
As a further optimization scheme of the utility model, the two inner tank bodies are internally provided with a temperature sensor and a liquid level sensor.
As a further optimization scheme of the utility model, the input and output ends of the first conveying pipeline extend into one outer tank body, and the input and output ends of the second conveying pipeline extend into the other outer tank body.
As a further optimization scheme of the utility model, two inner tank bodies are provided with a water supplementing pipeline and a water draining pipeline, the hot water conveying pipeline, the water supplementing pipeline and the water draining pipeline are respectively composed of a main pipe and two branch pipes, and the two branch pipes of the hot water conveying pipeline, the water supplementing pipeline and the water draining pipeline extend into the two inner tank bodies respectively and are provided with a third valve at each branch pipe.
As a further optimization scheme of the utility model, the cleaning assembly comprises a cleaning water tank and a cleaning pipeline connected with the cleaning water tank and used for flushing the first plate heat exchanger and a first valve positioned at the output end of the first plate heat exchanger, the cleaning pipeline consists of a main flushing pipe and two branch pipes, the main flushing pipe is provided with a cleaning water pump, and each branch pipe is provided with a fourth valve.
The utility model has the beneficial effects that:
according to the utility model, the first conveying pipeline and the first reflux pump circularly convey water to one inner tank body, the second conveying pipeline and the second reflux pump circularly convey water to the other inner tank body, and the heat energy of steam and the heat energy of finished oil are respectively recovered and independently operated, so that the device is more convenient, the heat energy loss of the two hot water produced by temperature difference can be reduced, the heat energy is fully recovered, the hot water with different temperatures is fully utilized, and the hot water obtained after heat exchange is conveyed to an external hot water tank through the hot water conveying pipeline and the hot water pump, so that the consumption of heating steam of the hot water tank is reduced, and the production cost is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present utility model.
Fig. 2 is a sectional view of the water tank of the present utility model.
In the figure: 1. a steam delivery conduit; 2. a finished oil delivery conduit; 3. a water tank; 31. an outer can; 32. a support plate; 33. an inner tank; 34. a heat preservation layer; 35. support legs; 331. a temperature sensor; 332. a liquid level sensor; 4. a first delivery conduit; 5. a first plate heat exchanger; 6. a first return pump; 7. a second delivery conduit; 8. a second plate heat exchanger; 9. a second reflux pump; 10. a hot water delivery pipe; 11. a hot water pump; 12. a water replenishing pipe; 13. a drainage pipe; 14. an in-line conduit; 15. cleaning a water tank; 16. cleaning a water pump; 17. cleaning the pipeline; 18. a first valve; 19. an in-line valve; 20. a second valve; 21. pneumatic ball valves; 22. a differential pressure sensor.
Detailed Description
The following detailed description of the present application is provided in conjunction with the accompanying drawings, and it is to be understood that the following detailed description is merely illustrative of the application and is not to be construed as limiting the scope of the application, since numerous insubstantial modifications and adaptations of the application will be to those skilled in the art in light of the foregoing disclosure.
As shown in fig. 1-2, a heat energy recovery system applied to a grease refining and decolorizing section comprises a steam conveying pipeline 1 and a finished oil conveying pipeline 2, wherein the steam conveying pipeline 1 and the finished oil conveying pipeline 2 comprise a water tank 3, a hot water conveying pipeline 10 connected with the water tank 3, a first conveying pipeline 4 and a second conveying pipeline 7 which form a circulation loop respectively with the water tank 3, a first reflux pump 6 is arranged on the first conveying pipeline 4, a second reflux pump 9 is arranged on the second conveying pipeline 7, a hot water pump 11 is arranged on the hot water conveying pipeline 10, a first plate type heat exchanger 5 used for carrying out heat exchange with the first conveying pipeline 4 is arranged on the steam conveying pipeline 1, a second plate type heat exchanger 8 used for carrying out heat exchange with the second conveying pipeline 7 is arranged on the finished oil conveying pipeline 2, an in-line pipeline 14 is arranged on the steam conveying pipeline 1, a valve component is arranged on the steam conveying pipeline 1, the finished oil conveying pipeline 2, the first conveying pipeline 4, the second conveying pipeline 7, the hot water conveying pipeline 10 and the in-line 14, and the in-line 14 are respectively, a valve component is arranged on the in-line 14, an in-line mode, an input end of the first plate type heat exchanger 5 is provided with a pressure difference sensor 22, and a cleaning component is arranged on the steam conveying pipeline 1.
Preferably, the valve assembly comprises three pneumatic ball valves 21 which are respectively arranged at the output end of the hot water pump 11, the first conveying pipeline 4 and positioned between the first plate heat exchanger 5 and the first reflux pump 6, the second conveying pipeline 7 and positioned between the second plate heat exchanger 8 and the second reflux pump 9, two first valves 18 which are respectively arranged at the input end and the output end of the first plate heat exchanger 5 and positioned at the steam conveying pipeline 1, two straight-line valves 19 which are respectively arranged at the straight-line pipeline 14, two second valves 20 which are respectively arranged at the input end and the output end of the second plate heat exchanger 8 and positioned at the output end of the second plate heat exchanger 8, and the two first valves 18 are respectively positioned between the input end and the output end of the straight-line pipeline 14.
Further, the water tank 3 includes an outer tank 31, two inner tanks 33 disposed inside the outer tank 31, a support plate 32 disposed at the bottom of the inner tanks 33 and connected to the inner wall of the outer tank 31, a heat insulation layer 34 disposed on the inner wall of the outer tank 31, and support legs 35 for supporting the outer tank 31.
Preferably, both the two inner tanks 33 are provided with a temperature sensor 331 and a liquid level sensor 332, the temperature inside the inner tank 33 is detected by the temperature sensor 331, when the water temperature inside the inner tank 33 reaches the set temperature, the third valve and the pneumatic ball valve 21 on the hot water conveying pipeline 10 are opened, the hot water pump 11 is started, the hot water pump 11 works to pump the hot water inside the inner tank 33 by using the hot water conveying pipeline 10 and convey the hot water to an external hot water tank, so as to reduce the consumption of the hot water tank to heat the steam, the liquid level inside the inner tank 33 is detected by the liquid level sensor 332, when the liquid level is low, the third valve and the pneumatic ball valve 21 on the hot water conveying pipeline 10 are closed, the hot water pump 11 is closed, the hot water inside the inner tank 33 is stopped from being conveyed to the external hot water tank, and then the water is filled into the inner tank 33.
When heat energy needs to be recovered, when the heat energy of steam needs to be recovered, the first reflux pump 6 is started, the pneumatic ball valve 21 on the first conveying pipeline 4 is started, water inside the inner tank body 33 connected with the first conveying pipeline 4 is extracted, water is circularly conveyed to the inner tank body 33 through the first conveying pipeline 4, the two first valves 18 are opened, steam is conveyed through the steam conveying pipeline 1, wherein the heat exchange is carried out by the first plate heat exchanger 5, the steam is cooled after the heat exchange, the water inside the first conveying pipeline 4 is heated, the steam after the heat exchange is conveyed to an external sewage treatment tank, meanwhile, the temperature inside the inner tank body 33 is detected in real time by the temperature sensor 331 inside the inner tank body 33, after the water temperature reaches a set temperature, the water inside the inner tank body 33 is conveyed to an external hot water tank, and then the inner tank body 33 is filled with water, the operation is repeated, the heat energy of steam is continuously recovered, when the heat energy of the product oil is required to be recovered, the second reflux pump 9 is started, the pneumatic ball valve 21 on the second conveying pipeline 7 is started, water in the inner tank body 33 connected with the second conveying pipeline 7 is extracted, the water is circularly conveyed towards the inner tank body 33 through the second conveying pipeline 7, the two second valves 20 are started, the product oil is conveyed through the product oil conveying pipeline 2, wherein the heat exchange is carried out by the second plate heat exchanger 8, the temperature of the product oil is reduced after the heat exchange, the water in the second conveying pipeline 7 is raised, the product oil after the heat exchange is conveyed into an external product oil storage tank, meanwhile, the temperature of the water in the inner tank body 33 is detected in real time through the temperature sensor 331 in the inner tank body 33, after the water temperature reaches the set temperature, the water in the inner tank body 33 is conveyed into an external hot water tank, then, the inner tank 33 is replenished with water, and the above operation is repeated to continuously recover the heat energy of the product oil.
In this embodiment, the two ends of the first conveying pipe 4 extend to one of the outer tanks 31, the two ends of the second conveying pipe 7 extend to the other outer tank 31, and in the actual production process, steam is discharged at intervals and periodically, and the heat energy of the steam and the heat energy of the product oil are recovered respectively and stored respectively, and are operated independently of each other, so that the method is more convenient, the re-heat energy loss caused by temperature difference of two hot water mixing and loading can be reduced, the heat energy is fully recovered, and the hot water with different temperatures is fully utilized.
In this embodiment, the two inner tanks 33 are provided with a water supplementing pipe 12 and a water draining pipe 13, the hot water delivering pipe 10, the water supplementing pipe 12 and the water draining pipe 13 are composed of a main pipe and two branch pipes, the two branch pipes of the hot water delivering pipe 10, the water supplementing pipe 12 and the water draining pipe 13 respectively extend to the inside of the two inner tanks 33 and are provided with a third valve at each branch pipe, when the liquid level sensor 332 detects that the liquid level in the inner tank 33 is low, the third valve on the water supplementing pipe 12 is opened and the water supplementing is performed to the inside of the inner tank 33 through the water supplementing pipe 12, when the liquid level sensor 332 detects that the liquid level in the inner tank 33 is high, the third valve on the water supplementing pipe 12 is closed, the water draining pipe 13 is used for draining the water in the inside of the inner tank 33, and the hot water delivering pipe 10 is used for delivering the hot water in the inner tank 33 to the hot water tank.
Further, the cleaning assembly includes a cleaning water tank 15, a cleaning pipeline 17 connected with the cleaning water tank 15 for flushing the first plate heat exchanger 5 and a first valve 18 located at an output end of the first plate heat exchanger 5, the cleaning pipeline 17 is composed of a main flushing pipe and two sub-pipes, the main flushing pipe is provided with a cleaning water pump 16, each sub-pipe is provided with a fourth valve, a differential pressure sensor 22 is used for detecting a differential pressure of steam entering and exiting the first plate heat exchanger 5, so as to judge whether the first plate heat exchanger 5 or the first valve 18 located at the output end of the first plate heat exchanger 5 is blocked, if so, an in-line valve 19 is opened, the first valve 18 located at the input end of the first plate heat exchanger 5 is closed, steam inside the steam conveying pipeline 1 is directly conveyed to an external sewage treatment tank through the in-line valve 19, and the cleaning water pump 16 can be started, the fourth valve is opened, and the cleaning water pump 16 works to pump water inside the cleaning water tank 15 and convey water through the cleaning pipeline 17 so as to flush the first plate heat exchanger 5 and the first valve 18 located at the output end of the first plate heat exchanger 5.
The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.
Claims (7)
1. The utility model provides a be applied to heat recovery system of grease refining decoloration workshop section, includes steam delivery pipeline (1) and finished oil delivery pipeline (2), its characterized in that: including water pitcher (3), hot water pipeline (10) that are connected with water pitcher (3), first pipeline (4) and second pipeline (7) that form circulation loop respectively with water pitcher (3), be equipped with first backwash pump (6) on first pipeline (4), be equipped with second backwash pump (9) on second pipeline (7), be equipped with hot water pump (11) on hot water pipeline (10), be equipped with on steam pipeline (1) and be used for carrying out heat exchange's first plate heat exchanger (5) with first pipeline (4), be equipped with on finished oil pipeline (2) be used for with second pipeline (7) heat exchange's second plate heat exchanger (8), be equipped with straight pipeline (14) on steam pipeline (1), be equipped with valve assembly on steam pipeline (1), finished oil pipeline (2), first pipeline (4), second pipeline (7), hot water pipeline (10) and row (14), first plate heat exchanger (5) are equipped with differential pressure sensor (22) on two input pipeline (1).
2. A heat energy recovery system for use in a grease refining decolorization section according to claim 1, wherein: the valve assembly comprises three pneumatic ball valves (21) which are respectively arranged at the output end of the hot water pump (11), the first conveying pipeline (4) and positioned between the first plate heat exchanger (5) and the first reflux pump (6), the second conveying pipeline (7) and positioned between the second plate heat exchanger (8) and the second reflux pump (9), two first valves (18) which are respectively arranged at the input end and the output end of the first plate heat exchanger (5) and the steam conveying pipeline (1), straight-line valves (19) which are respectively arranged at the input end and the output end of the straight-line pipeline (14), and two second valves (20) which are respectively arranged at the input end and the output end of the second plate heat exchanger (8) and the two first valves (18) are respectively arranged between the input end and the output end of the straight-line pipeline (14).
3. A heat energy recovery system for use in a grease refining decolorization section according to claim 1, wherein: the water tank (3) comprises an outer tank body (31), two inner tank bodies (33) arranged in the outer tank body (31), a supporting plate (32) arranged at the bottom of the inner tank bodies (33) and connected with the inner wall of the outer tank body (31), a heat preservation layer (34) arranged on the inner wall of the outer tank body (31) and supporting legs (35) used for supporting the outer tank body (31).
4. A heat energy recovery system for use in a grease refining decolorization section according to claim 3, characterized in that: the two inner tank bodies (33) are internally provided with a temperature sensor (331) and a liquid level sensor (332).
5. A heat energy recovery system for use in a grease refining decolorization section according to claim 3, characterized in that: the input and output ends of the first conveying pipeline (4) extend to the inside of one outer tank body (31), and the input and output ends of the second conveying pipeline (7) extend to the inside of the other outer tank body (31).
6. A heat energy recovery system for use in a grease refining decolorization section according to claim 3, characterized in that: two be equipped with moisturizing pipeline (12) and drainage pipe (13) on inner tank body (33), hot water pipeline (10), moisturizing pipeline (12) and drainage pipe (13) constitute by main pipe and two branch pipes, two branch pipes of hot water pipeline (10), moisturizing pipeline (12) and drainage pipe (13) extend to two inner tank body (33) inside respectively and are equipped with the third valve in every branch pipe.
7. A heat energy recovery system for use in a grease refining decolorization section according to claim 2, wherein: the cleaning assembly comprises a cleaning water tank (15), a cleaning pipeline (17) connected with the cleaning water tank (15) and used for flushing a first plate heat exchanger (5) and a first valve (18) positioned at the output end of the first plate heat exchanger (5), the cleaning pipeline (17) is composed of a main flushing pipe and two sub-pipes, a cleaning water pump (16) is arranged on the main flushing pipe, and a fourth valve is arranged on each sub-pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320393168.8U CN220270184U (en) | 2023-03-01 | 2023-03-01 | Heat energy recovery system applied to grease refining and decoloring working section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320393168.8U CN220270184U (en) | 2023-03-01 | 2023-03-01 | Heat energy recovery system applied to grease refining and decoloring working section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220270184U true CN220270184U (en) | 2023-12-29 |
Family
ID=89311739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320393168.8U Active CN220270184U (en) | 2023-03-01 | 2023-03-01 | Heat energy recovery system applied to grease refining and decoloring working section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220270184U (en) |
-
2023
- 2023-03-01 CN CN202320393168.8U patent/CN220270184U/en active Active
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