High-power energy-saving water purification heating system integrated with waste water waste heat recovery function

By designing a high-power energy-saving water purification and heating system with integrated wastewater heat recovery function, the problem of ineffective recovery of industrial wastewater heat has been solved, achieving efficient recovery of wastewater heat and improving water purification and heating efficiency, thereby reducing energy waste and environmental thermal pollution.

CN121323352APending Publication Date: 2026-01-13ZHENJIANG DONGFANG ELECTRIC HEATING TECH
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Patent Information

Application Number
CN202511593020.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-11-03
Publication Date
2026-01-13

AI Technical Summary

Technical Problem

In existing technologies, waste heat from industrial wastewater is not effectively recovered, leading to energy waste and environmental thermal pollution, which violates the requirements of energy conservation and emission reduction.

Method used

A high-power energy-saving water purification heating system integrating wastewater waste heat recovery function was designed. Through the cooperation of heat exchange mechanism and stirring mechanism, heat exchange between wastewater and purified water is realized. The heat is transferred multiple times through the structure of spiral tube and riser. Combined with the fixing mechanism to prevent impurities from clogging, the system achieves efficient recovery of wastewater waste heat.

Benefits of technology

It achieves efficient recovery of wastewater heat, improves water purification heating efficiency, reduces energy waste, and avoids environmental thermal pollution.

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Abstract

The invention relates to the technical field of waste water waste heat recovery, and discloses a high-power energy-saving water purifying and heating system integrated with a waste water waste heat recovery function, which solves the problem of energy waste caused by difficult recovery of waste heat in waste water at present, and comprises a treatment barrel, a stirring mechanism and a fixing mechanism are arranged on the heat exchange mechanism, the heat exchange mechanism comprises an inner frame located in the treatment barrel, two supporting columns are symmetrically and fixedly connected between the inner frame and the treatment barrel, a second coil pipe is fixedly connected to the top of the inner frame, and the top end of the second coil pipe extends to the outer side of the treatment barrel and is fixedly connected with a first flow guide hopper; a filter cartridge is fixedly connected to the top of the first flow guide hopper, a filter frame is arranged in the filter cartridge, a wastewater inlet pipe is fixedly connected to the outer side of the filter cartridge, and a first coil pipe is fixedly connected to the inner top wall of the treatment barrel; according to the waste heat recovery device, purified water can be heated by high-temperature waste water, so that waste heat in the waste water can be conveniently recovered.
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Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of waste water heat recovery, and particularly relates to a high-power energy-saving water purification and heating system integrated with waste water heat recovery function. BACKGROUND

[0002] In the industrial and manufacturing fields, hot water is a key auxiliary resource for many processes and is widely used in scenes such as raw material cleaning, equipment sterilization, product shaping, reaction medium preheating, etc. For example, the food processing industry needs a large amount of hot water for food material cleaning and sterilization, and the mechanical manufacturing industry needs hot water for oil and rust removal of parts. In order to meet the production demand, enterprises usually use high-power electric heating furnaces, gas heating boilers and other equipment to prepare hot water. These devices generally have the characteristics of 'high energy consumption and one-time energy supply'. Once the hot water completes the use process, it will be discharged as waste water, and a large amount of heat is still stored in the waste water. Due to the lack of effective heat recovery mechanism, the waste water is directly discharged into the municipal pipe network or the natural environment, and the heat contained therein is dissipated through water body heat dissipation and air convection, which not only causes serious waste of energy, but also may cause environmental heat pollution due to the discharge of high-temperature waste water, which is contrary to the development requirement of 'energy saving and emission reduction, green production' in the current industrial field. SUMMARY

[0003] In view of the above situation, in order to overcome the defects of the prior art, the application provides a high-power energy-saving water purification and heating system integrated with waste water heat recovery function, which effectively solves the problem of energy waste caused by the difficulty in recovering the waste water heat.

[0004] To achieve the above purpose, the application provides the following technical scheme: a high-power energy-saving water purification and heating system integrated with waste water heat recovery function, comprising a treatment barrel, a heat exchange mechanism is arranged on the treatment barrel, a stirring mechanism and a fixing mechanism are arranged on the heat exchange mechanism;

[0005] The heat exchange mechanism comprises an inner frame located in the treatment barrel, two support columns are symmetrically and fixedly connected between the inner frame and the treatment barrel, a coil pipe two is fixedly connected to the top of the inner frame, the top end of the coil pipe two extends to the outside of the treatment barrel and is fixedly connected with a flow guide hopper one, a filter cylinder is fixedly connected to the top of the flow guide hopper one, a filter frame is arranged in the filter cylinder, a waste water inlet pipe is fixedly connected to the outside of the filter cylinder, a coil pipe one is fixedly connected to the inner top wall of the treatment barrel, the coil pipe one is located on the outside of the coil pipe two, a clean water inlet pipe is fixedly connected to the outside of the coil pipe one, the top end of the clean water inlet pipe extends to the outside of the treatment barrel, a flow guide hopper two is fixedly connected to the bottom of the inner frame, a bottom pipe is fixedly connected to the bottom end of the flow guide hopper two, a vertical pipe is fixedly connected to the bottom end of the bottom pipe, a U-shaped pipe one is fixedly connected to the outside of the bottom pipe, a spiral pipe is fixedly connected to one end of the U-shaped pipe one away from the bottom pipe, and the spiral pipe is located on the outside of the vertical pipe.

[0006] Preferably, the bottom of the treatment bucket is fixedly connected with a clean water bucket, and the bottom end of the clean water bucket is fixedly connected with a clean water outlet pipe.

[0007] Preferably, the U-shaped pipe two is fixedly connected between the vertical pipe and the spiral pipe, the outer side of the U-shaped pipe two is fixedly connected with a wastewater outlet pipe, and the end of the wastewater outlet pipe away from the U-shaped pipe two extends to the outer side of the treatment bucket.

[0008] Preferably, the inside of the filter cartridge is fixedly connected with a support ring, the filter frame is located at the top of the support ring, and the top of the filter frame is fixedly connected with a U-shaped handle.

[0009] Preferably, the stirring mechanism comprises an inner plate fixedly connected to the inside of the inner frame, the outer side of the inner plate is symmetrically connected with two rotating shafts, the ends of the two rotating shafts away from each other extend to the outside of the inner frame, and the outer sides of the two rotating shafts are fixedly connected with a plurality of stirring rods located outside the inner frame.

[0010] Preferably, the outer side of the rotating shaft is fixedly connected with a plurality of blades at equal angles, and the blades are located inside the inner frame.

[0011] Preferably, the fixing mechanism comprises a cover plate located at the top of the filter cartridge, a limiting rod fixedly connected to the bottom of the cover plate, a sleeve block fixedly sleeved on the outer side of the U-shaped handle, and a limiting cylinder fixedly connected to the top of the sleeve block, and the limiting rod is inserted into the limiting cylinder.

[0012] Preferably, the bottom of the cover plate is fixedly connected with a sealing ring, and the sealing ring is attached to the top of the filter cartridge.

[0013] Preferably, the bottom of the cover plate is fixedly connected with a bottom cylinder, the bottom cylinder is located outside the filter cartridge, the outer side of the filter cartridge is provided with external threads, the inner side of the bottom cylinder is provided with internal threads matched with the external threads, and the bottom cylinder is threadedly sleeved on the outer side of the filter cartridge through the internal threads and the external threads.

[0014] Compared with the prior art, the present application has the following advantages:

[0015] 1. The present application, through the cooperation between the wastewater inlet pipe, the filter cartridge, the flow guide bucket one, the coil pipe two, the clean water inlet pipe and the coil pipe one, facilitates heat exchange between the wastewater and the clean water, and through the cooperation between the inner frame, the flow guide bucket two, the bottom pipe, the vertical pipe, the U-shaped pipe one and the spiral pipe, the heat can be exchanged again, so that the high-temperature wastewater can heat the clean water, thereby facilitating the recycling of the waste heat in the wastewater.

[0016] 2. The present application, through the cooperation between the blades and the rotating shafts, facilitates the rotation of each stirring rod when the wastewater flows in the inner frame, thereby facilitating the stirring of the clean water in the treatment bucket, thereby facilitating the improvement of the heat exchange efficiency.

[0017] 3. The application is fixed on the top of the filter cylinder through the cooperation of the external thread, the internal thread and the bottom cylinder, and the filter frame is fixed in the filter cylinder through the cooperation of the limiting rod, the limiting cylinder, the sleeve block, the U-shaped handle and the supporting ring, so that the wastewater is filtered, and the impurities in the wastewater are prevented from blocking the coil two. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and are included to provide a further understanding of the application, and are made a part of the specification and are used to explain the application, and do not constitute a limitation of the application.

[0019] In the drawings:

[0020] Figure 1 The structure schematic view of the high-power energy-saving water purification heating system with integrated wastewater waste heat recovery function of the application;

[0021] Figure 2 The structure schematic view of the processing barrel of the application;

[0022] Figure 3 The structure schematic view of the heat exchange mechanism of the application;

[0023] Figure 4 The structure schematic view of the filter cylinder of the application;

[0024] Figure 5 The structure schematic view of the coil one of the application;

[0025] Figure 6 The structure schematic view of the spiral pipe of the application;

[0026] Figure 7 The structure schematic view of the stirring mechanism of the application;

[0027] Figure 8 The structure schematic view of the fixing mechanism of the application.

[0028] In the drawings: 1, processing barrel; 2, heat exchange mechanism; 201, inner frame; 202, filter cylinder; 203, coil one; 204, support column; 205, spiral pipe; 206, wastewater inlet pipe; 207, U-shaped handle; 208, filter frame; 209, supporting ring; 2010, flow guide hopper one; 2011, coil two; 2012, clean water inlet pipe; 2013, bottom pipe; 2014, flow guide hopper two; 2015, U-shaped pipe one; 2016, vertical pipe; 2017, U-shaped pipe two; 2018, wastewater outlet pipe; 3, stirring mechanism; 301, inner plate; 302, stirring rod; 303, rotating shaft; 304, blade; 4, fixing mechanism; 401, cover plate; 402, external thread; 403, internal thread; 404, sleeve block; 405, sealing ring; 406, limiting cylinder; 407, limiting rod; 408, bottom cylinder; 5, clean water outlet pipe; 6, clean water hopper. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0030] Embodiment one, by Figures 1-8 The present application relates to a kind of integrated wastewater waste heat recovery function high-power energy-saving water purification heating system, including processing bucket 1, processing bucket 1 is equipped with heat exchange mechanism 2, heat exchange mechanism 2 is equipped with stirring mechanism 3 and fixed mechanism 4.

[0031] In the embodiment two, on the basis of the embodiment one, the heat exchange mechanism 2 comprises an inner frame 201 located in the treatment barrel 1, two struts 204 are symmetrically and fixedly connected between the inner frame 201 and the treatment barrel 1, the inner frame 201 is supported and fixed by the struts 204, the top of the inner frame 201 is fixedly connected with a coil pipe two 2011, the top end of the coil pipe two 2011 extends to the outside of the treatment barrel 1 and is fixedly connected with a flow guide hopper one 2010, the top of the flow guide hopper one 2010 is fixedly connected with a filter cylinder 202, the inside of the filter cylinder 202 is provided with a filter frame 208, the filter frame 208 is used for filtering the wastewater, the outside of the filter cylinder 202 is fixedly connected with a wastewater inlet pipe 206, the wastewater inlet pipe 206 is used for the entering of the wastewater, the inner top wall of the treatment barrel 1 is fixedly connected with a coil pipe one 203, the coil pipe one 203 is located outside the coil pipe two 2011, the outside of the coil pipe one 203 is fixedly connected with a clean water inlet pipe 2012, the top end of the clean water inlet pipe 2012 extends to the outside of the treatment barrel 1, the clean water inlet pipe 2012 is used for injecting clean water into the coil pipe one 203, the wastewater slowly flows in the coil pipe two 2011, and the clean water slowly flows in the coil pipe one 203, heat transfer is realized, the bottom of the inner frame 201 is fixedly connected with a flow guide hopper two 2014, the bottom end of the flow guide hopper two 2014 is fixedly connected with a bottom pipe 2013, the bottom end of the bottom pipe 2013 is fixedly connected with a vertical pipe 2016, the outside of the bottom pipe 2013 is fixedly connected with a U-shaped pipe one 2015, one end of the U-shaped pipe one 2015 away from the bottom pipe 2013 is fixedly connected with a spiral pipe 205, the spiral pipe 205 is located outside the vertical pipe 2016, the wastewater flowing out of the coil pipe two 2011 can flow in the vertical pipe 2016 and the spiral pipe 205, and the clean water flowing out of the coil pipe one 203 can flow through the outer surface of the vertical pipe 2016 and the spiral pipe 205, heat transfer is realized again, the bottom of the treatment barrel 1 is fixedly connected with a clean water hopper 6, the bottom end of the clean water hopper 6 is fixedly connected with a clean water outlet pipe 5, by arranging the clean water hopper 6 and the clean water outlet pipe 5, the heated clean water can be discharged from the treatment barrel 1, the vertical pipe 2016 and the spiral pipe 205 are fixedly connected with a U-shaped pipe two 2017, the outside of the U-shaped pipe two 2017 is fixedly connected with a wastewater outlet pipe 2018, one end of the wastewater outlet pipe 2018 away from the U-shaped pipe two 2017 extends to the outside of the treatment barrel 1, the wastewater after waste heat recovery can be discharged, the inside of the filter cylinder 202 is fixedly connected with a support ring 209, the filter frame 208 is located at the top of the support ring 209, by arranging the support ring 209, the filter frame 208 can be placed in the filter cylinder 202, the top of the filter frame 208 is fixedly connected with a U-shaped handle 207, the U-shaped handle 207 is used for taking and placing the filter frame 208;

[0032] Firstly, the wastewater is added into the filter cylinder 202 from the wastewater inlet pipe 206, and after the filtration of the filter frame 208, the wastewater flows into the coil two 2011 through the flow guide hopper one 2010, and at the same time, the clean water is added into the coil one 203 from the clean water inlet pipe 2012, so that the clean water flows in the coil one 203, and in this process, the heat exchange between the wastewater and the clean water is realized, then the wastewater flows into the flow guide hopper two 2014 from the coil two 2011, and flows into the vertical pipe 2016 through the bottom pipe 2013, and at the same time, the wastewater flows in the spiral pipe 205 through the U-shaped pipe one 2015, and the clean water flows out from the coil one 203 and flows on the outer surface of the spiral pipe 205 and the vertical pipe 2016, and the heat exchange is carried out again, so that the high-temperature wastewater heats the clean water, and finally the waste heat in the wastewater is recycled.

[0033] In example three, on the basis of example one, the stirring mechanism 3 comprises an inner plate 301 fixed in the inner frame 201, and the outer side of the inner plate 301 is symmetrically connected with two rotating shafts 303, and the ends of the two rotating shafts 303 away from each other extend to the outer side of the inner frame 201, and the outer sides of the two rotating shafts 303 are fixedly connected with a plurality of stirring rods 302 outside the inner frame 201, and when the rotating shaft 303 rotates, the stirring rod 302 can be driven to rotate, so that the clean water can be stirred, and the outer side of the rotating shaft 303 is fixedly connected with a plurality of blades 304 at equal angles, and the blades 304 are located inside the inner frame 201, and the blades 304 can be rotated under the action of the flowing clean water, so as to realize the rotation of the rotating shaft 303.

[0034] When the wastewater flows into the inner frame 201, the blades 304 are subjected to the action force to rotate, and drive the rotating shaft 303 to rotate, and then drive the stirring rod 302 to rotate, so as to stir the clean water in the treatment barrel 1, improve the flowability of the clean water, and finally improve the heat exchange efficiency.

[0035] In the fourth embodiment, based on the first embodiment, the fixing mechanism 4 comprises a cover plate 401 located at the top of the filter cartridge 202, the bottom of the cover plate 401 is fixedly connected with a limiting rod 407, the outer side of the middle part of the U-shaped handle 207 is fixedly sleeved with a sleeve block 404, the top of the sleeve block 404 is fixedly connected with a limiting cylinder 406, the limiting rod 407 is inserted into the limiting cylinder 406, when the limiting rod 407 is inserted into the limiting cylinder 406, the limiting of the U-shaped handle 207 is realized, since the filter frame 208 is located at the top of the supporting ring 209, the limiting of the filter frame 208 is realized, the bottom of the cover plate 401 is fixedly connected with a sealing ring 405, the sealing ring 405 is attached to the top of the filter cartridge 202, by arranging the sealing ring 405, the sealing property between the cover plate 401 and the filter cartridge 202 is ensured, the bottom of the cover plate 401 is fixedly connected with a bottom cylinder 408, the bottom cylinder 408 is located at the outer side of the filter cartridge 202, the outer side of the filter cartridge 202 is provided with an outer thread 402, the inner side of the bottom cylinder 408 is provided with an inner thread 403 matched with the outer thread 402, the bottom cylinder 408 is threadedly sleeved at the outer side of the filter cartridge 202 through the inner thread 403 and the outer thread 402, since the outer thread 402 is matched with the inner thread 403, when the bottom cylinder 408 rotates at the outer side of the filter cartridge 202, the downward movement of the bottom cylinder 408 and the cover plate 401 is facilitated;

[0036] Firstly, the bottom cylinder 408 is placed at the outer side of the filter cartridge 202 and rotated, under the cooperation between the outer thread 402 and the inner thread 403, the bottom cylinder 408 moves downward, and the cover plate 401 and the limiting rod 407 move downward, until the sealing ring 405 is attached to the top of the filter cartridge 202, and the limiting rod 407 is inserted into the limiting cylinder 406, the limiting of the filter frame 208 is realized, the wastewater is filtered, and finally the impurities in the wastewater are prevented from blocking the coil two 2011.

Claims

1. A high-power energy-saving water purification and heating system integrating wastewater waste heat recovery function, comprising a treatment tank (1), characterized in that: The processing tank (1) is provided with a heat exchange mechanism (2), and the heat exchange mechanism (2) is provided with a stirring mechanism (3) and a fixing mechanism (4). The heat exchange mechanism (2) includes an inner frame (201) located inside the treatment tank (1). Two pillars (204) are symmetrically fixedly connected between the inner frame (201) and the treatment tank (1). A coil (2011) is fixedly connected to the top of the inner frame (201). The top of the coil (2011) extends to the outside of the treatment tank (1) and is fixedly connected to a guide bucket (2010). A filter cylinder (202) is fixedly connected to the top of the guide bucket (2010). A filter frame (208) is provided inside the filter cylinder (202). A wastewater inlet pipe (206) is fixedly connected to the outside of the filter cylinder (202). A coil (203) is fixedly connected to the inner top wall of the treatment tank (1). Located outside of coil two (2011), coil one (203) is fixedly connected to a clean water inlet pipe (2012), the top of the clean water inlet pipe (2012) extends to the outside of the treatment tank (1), the bottom of the inner frame (201) is fixedly connected to a guide bucket two (2014), the bottom end of the guide bucket two (2014) is fixedly connected to a bottom pipe (2013), the bottom end of the bottom pipe (2013) is fixedly connected to a riser pipe (2016), the outside of the bottom pipe (2013) is fixedly connected to a U-shaped pipe one (2015), the end of the U-shaped pipe one (2015) away from the bottom pipe (2013) is fixedly connected to a spiral pipe (205), the spiral pipe (205) is located outside the riser pipe (2016).

2. The high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function according to claim 1, characterized in that: The bottom of the treatment tank (1) is fixedly connected to a water hopper (6), and the bottom end of the water hopper (6) is fixedly connected to a water outlet pipe (5).

3. The high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function according to claim 1, characterized in that: A U-shaped pipe (2017) is fixedly connected between the riser (2016) and the spiral pipe (205). A wastewater outlet pipe (2018) is fixedly connected to the outside of the U-shaped pipe (2017). The end of the wastewater outlet pipe (2018) away from the U-shaped pipe (2017) extends to the outside of the treatment tank (1).

4. The high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function according to claim 1, characterized in that: The filter cylinder (202) is fixedly connected to a support ring (209), and the filter frame (208) is located on top of the support ring (209). A U-shaped handle (207) is fixedly connected to the top of the filter frame (208).

5. A high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function as described in claim 1, characterized in that: The stirring mechanism (3) includes an inner plate (301) fixed inside the inner frame (201). Two rotating shafts (303) are symmetrically rotatably connected to the outer side of the inner plate (301). The ends of the two rotating shafts (303) that are far apart from each other extend to the outer side of the inner frame (201). Multiple stirring rods (302) located on the outer side of the inner frame (201) are fixedly connected to the outer side of the two rotating shafts (303).

6. A high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function as described in claim 5, characterized in that: Multiple blades (304) are fixedly connected at equal angles to the outer side of the rotating shaft (303), and the blades (304) are located inside the inner frame (201).

7. A high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function as described in claim 1, characterized in that: The fixing mechanism (4) includes a cover plate (401) located at the top of the filter cylinder (202), a limiting rod (407) fixedly connected to the bottom of the cover plate (401), a sleeve block (404) fixedly sleeved on the outer middle of the U-shaped handle (207), a limiting cylinder (406) fixedly connected to the top of the sleeve block (404), and the limiting rod (407) inserted into the limiting cylinder (406).

8. A high-power energy-saving water purification and heating system with integrated wastewater waste heat recovery function as described in claim 7, characterized in that: A sealing ring (405) is fixedly connected to the bottom of the cover plate (401), and the sealing ring (405) is attached to the top of the filter cylinder (202).

9. A high-power energy-saving water purification and heating system integrating wastewater waste heat recovery function according to claim 7, characterized in that: The bottom of the cover plate (401) is fixedly connected to a bottom cylinder (408). The bottom cylinder (408) is located on the outside of the filter cylinder (202). The outside of the filter cylinder (202) is provided with an external thread (402). The inside of the bottom cylinder (408) is provided with an internal thread (403) that matches the external thread (402). The bottom cylinder (408) is threaded onto the outside of the filter cylinder (202) through the internal thread (403) and the external thread (402).