CN218270333U - Waste steam waste heat utilization system - Google Patents
Waste steam waste heat utilization system Download PDFInfo
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- CN218270333U CN218270333U CN202221977539.9U CN202221977539U CN218270333U CN 218270333 U CN218270333 U CN 218270333U CN 202221977539 U CN202221977539 U CN 202221977539U CN 218270333 U CN218270333 U CN 218270333U
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Abstract
The utility model discloses a waste steam waste heat utilization system belongs to waste steam and utilizes technical field, this waste steam waste heat utilization system, including gas heater and hot-water cylinder, gas heater has the air inlet that supplies the waste steam to get into, supplies the water inlet that outside running water got into, just gas heater delivery port through first pipeline with the hot-water cylinder is connected, through gas heater carries out the heat exchange between running water and the waste steam to collect and save the running water after the heating through the hot-water cylinder. Through setting up gas heater and hot-water tank, during steam waste and running water got into gas heater respectively through gas inlet and the water inlet on the gas heater, steam waste and running water realized the heat exchange in gas heater, utilized high temperature steam waste to heat the running water to collect and save through the hot-water tank, the system opened the reheat valve according to hot-water tank leaving water temperature selectivity, thereby realized the thermal recycle of steam waste, the reduction is extravagant.
Description
Technical Field
The utility model belongs to the technical field of the exhaust steam utilizes, concretely relates to exhaust steam waste heat utilization system.
Background
In industrial production, a plurality of devices discharge waste steam, also called waste steam, which refers to waste steam discharged under one atmosphere pressure, such as autoclave, fish meal production steamer, fermentation tank sterilization steam, food steaming boxes for instant noodles, steamed cakes and the like, and a large amount of waste steam generated in beer saccharification and other production.
The existing treatment modes are generally directly discharged or discharged after condensation treatment, and the two treatment modes cannot utilize the heat of waste steam, thereby causing a great deal of waste and pollution.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a steam waste heat utilization system to solve the problem of the current steam waste in the processing procedure that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a waste steam waste heat utilization system, contains flue gas heat exchanger and hot-water cylinder, flue gas heat exchanger has the air inlet that supplies waste steam to get into, supplies the water inlet that outside running water got into, just flue gas heat exchanger delivery port through first pipeline with the hot-water cylinder is connected, through flue gas heat exchanger realizes the heat exchange between running water and the waste steam to collect and save the running water after the heating through the hot-water cylinder.
Preferably, the gas inlet of the flue gas heat exchanger is communicated with the industrial equipment waste gas discharge port through a pipeline.
Preferably, the outlet of the hot water tank is provided with a second pipeline and a branched third pipeline thereof, the second pipeline is provided with a water pump component, and when the temperature of hot water in the hot water tank is lower than a set value, hot water in the hot water tank enters the flue gas heat exchanger through the second pipeline to be heated again; when the temperature of hot water in the hot water tank reaches a set value, hot water in the hot water tank is pumped out through a third pipeline and is utilized.
Preferably, the water heater further comprises a heating device for secondarily heating the tap water, and the heating device is selectively opened through a program according to the temperature of the hot water flowing into the hot water tank.
Preferably, the heating device is a plate heat exchanger, and heat exchange between steam and tap water is realized through the plate heat exchanger.
Preferably, the plate heat exchanger has a steam inlet and a condensate outlet.
Preferably, a thermometer and a liquid level sensor are arranged on the hot water tank.
Preferably, an overflow port is arranged on the hot water tank.
Preferably, a check valve is arranged on the third pipeline.
Preferably, the hot water tank is made of stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that:
through setting up gas heater and hot-water tank, during steam waste and running water got into gas heater through gas inlet and the water inlet on the gas heater respectively, steam waste and running water heated the realization heat exchange to the running water through high temperature steam waste in gas heater to collect and save through the hot-water tank, through temperature sensor real-time supervision temperature, thereby realize reducing extravagantly to the thermal recycle of steam waste.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the flue gas heat exchanger of the present invention;
fig. 3 is a schematic view of the structure of the hot water tank of the present invention.
In the figure: 100. a flue gas heat exchanger; 100a, an air inlet; 100b, an air outlet; 100c, a water inlet; 100d, a water outlet; 200. a hot water tank; 300. a water pump component; 400. a first conduit; 401. a second conduit; 402. a third pipeline; 500. a heating device; 501. a steam inlet; 502. and a condensed water outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, a waste steam and waste heat utilization system (hereinafter referred to as a waste heat utilization system) comprises a main body composed of a flue gas heat exchanger 100, a hot water tank 200 and a water pump component 300, wherein the hot water tank 200 is a transfer center of the system, that is, the hot water tank 200 is connected with the flue gas heat exchanger 100 and the water pump component 300 through pipelines so as to form a main body structure of the waste heat utilization system; specifically, the flue gas heat exchanger 100 has an air inlet 100a, an air outlet 100b, a water inlet 100c and a water outlet 100d, wherein the air inlet 100a is connected to a waste steam outlet of an industrial device through a pipeline, the temperature of the waste steam is about 100-120 ℃, which is an original heat source of the system, and meanwhile, since the density of the high-temperature waste steam is lower than that of air, the air outlet 100b of the flue gas heat exchanger 100 is located above the air inlet 100a, so that the high-temperature waste steam can complete heat exchange through the flue gas heat exchanger 100, the water inlet 100c is connected to an external tap water pipeline, so as to supply tap water to the system, the flue gas heat exchanger 100 is a heat exchange medium, i.e., the high-temperature waste steam and tap water realize heat exchange in the flue gas heat exchanger 100, i.e., the high-temperature waste steam becomes low-temperature gas and is discharged from the air outlet 100b, the tap water is heated by passing through the flue gas heat exchanger 100, the temperature is raised to 60-65 ℃ and flows into the hot water tank 200 through the pipeline for collection and storage, the pipeline, the connection pipeline between the water outlet 100d and the hot water tank 200 is the first pipeline 400, and the second pipeline 401 is arranged at an outlet of the hot water pump 401 for preventing the hot water tank from flowing into the hot water heat exchanger 200 when the hot water pump 401 is connected to the hot water tank 200, and the hot water pump 401 is used for preventing the hot water pump 401, and the hot water pump 401 is arranged in the hot water pump for heating hot water pump for preventing the hot water pump from entering the hot water tank 200, and the hot water pump 401 from entering the hot water pump 401, and the hot water pump for people from entering the hot water pump for heating the hot water tank 200, and the hot water pump for the hot water pump 401.
Further, be equipped with thermometer and level sensor on hot-water cylinder 200 for carry out temperature monitoring to hot-water temperature and degree of depth in hot-water cylinder 200, make things convenient for the staff in time to adjust the relevant parameter of system, be equipped with the overflow mouth on this hot-water cylinder 200 simultaneously, be used for preventing that the hot-water yield is too much to take place the accident in hot-water cylinder 200.
Considering that the heat exchange efficiency of the flue gas heat exchanger 100 and the temperature of the waste steam can change along with the change of the environment, at this time, the temperature of the tap water heated by the flue gas heat exchanger 100 may be lower than 60 ℃, that is, the temperature of the hot water in the hot water tank 200 is also lower than 60 ℃, so that the normal production requirements of the company cannot be met, the system is further provided with a heating device 500 for secondarily heating the hot water, the heating device 500 can secondarily heat the tap water primarily heated by the flue gas heat exchanger 100, the temperature of the hot water flowing into the hot water tank 200 is ensured to be always between 60 ℃ and 65 ℃, the hot water can meet the normal production requirements of the company, the heating device 500 is selectively started according to the temperature of the hot water flowing into the hot water tank 200, specifically, when the temperature of the hot water flowing into the hot water tank is lower than 60 ℃, the heating device 500 is started, when the temperature of the hot water flowing into the hot water tank 200 is between 60 ℃ and 65 ℃, the heating device 500 is closed, and the heat exchange between the high-temperature flue gas and the tap water is realized only through the flue gas heat exchanger 100, so that the tap water is heated, that only a single heating process exists.
Specifically, this heating device 500 is plate heat exchanger, this plate heat exchanger has a steam inlet 501 and comdenstion water export 502, realize the heat exchange between running water and the steam through this plate heat exchanger, specifically, this steam is plate heat exchanger's heat source, when heating device 500 worked, the running water through flue gas heat exchanger 100 preliminary heating passes through the pipeline and gets into plate heat exchanger, inject steam into plate heat exchanger through steam inlet 501 simultaneously, the running water exchanges heat with the steam between, steam becomes the comdenstion water export 502 of comdenstion water from plate heat exchanger and discharges, the running water is after the heating, the temperature further risees, flow into hot-water tank 200 after reaching 60 ~ 65 ℃ and save.
Further, the hot water tank 200 is made of stainless steel.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides an exhaust steam waste heat utilization system which characterized in that: the flue gas heat exchanger is provided with an air inlet for waste steam to enter and a water inlet for external tap water to enter, a water outlet of the flue gas heat exchanger is connected with the hot water tank through a first pipeline, heat exchange between tap water and the waste steam is achieved through the flue gas heat exchanger, and the heated tap water is collected and stored through the hot water tank.
2. The waste steam waste heat utilization system of claim 1, characterized in that: and the gas inlet of the flue gas heat exchanger is communicated with a waste gas discharge port of the industrial equipment through a pipeline.
3. The waste steam waste heat utilization system according to claim 1, characterized in that: the outlet of the hot water tank is provided with a second pipeline and a branched third pipeline thereof, the second pipeline is provided with a water pump component, when the temperature of hot water in the hot water tank is lower than a set value, hot water in the hot water tank enters the flue gas heat exchanger through the second pipeline and is further heated again, and when the temperature of hot water in the hot water tank reaches the set value, hot water in the hot water tank is pumped out through the third pipeline and is utilized.
4. The exhaust steam waste heat utilization system according to claim 1 or 3, characterized in that: the water heater further comprises a heating device for carrying out secondary heating on the tap water, and the heating device is selectively started through a program according to the temperature of hot water flowing into the hot water tank.
5. The exhaust steam waste heat utilization system according to claim 4, characterized in that: the heating device is a plate heat exchanger, and heat exchange between steam and tap water is realized through the plate heat exchanger.
6. The waste steam waste heat utilization system of claim 5, characterized in that: the plate heat exchanger has a steam inlet and a condensate outlet.
7. The waste steam waste heat utilization system of claim 1, characterized in that: and a thermometer and a liquid level sensor are arranged on the hot water tank.
8. The waste steam waste heat utilization system of claim 7, characterized in that: and an overflow port is arranged on the hot water tank.
9. The waste steam waste heat utilization system of claim 3, characterized in that: and a one-way valve is arranged on the third pipeline.
10. The waste steam waste heat utilization system of claim 1, characterized in that: the hot water tank is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221977539.9U CN218270333U (en) | 2022-07-28 | 2022-07-28 | Waste steam waste heat utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221977539.9U CN218270333U (en) | 2022-07-28 | 2022-07-28 | Waste steam waste heat utilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218270333U true CN218270333U (en) | 2023-01-10 |
Family
ID=84763005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221977539.9U Active CN218270333U (en) | 2022-07-28 | 2022-07-28 | Waste steam waste heat utilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218270333U (en) |
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2022
- 2022-07-28 CN CN202221977539.9U patent/CN218270333U/en active Active
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